diff options
Diffstat (limited to 'arch/ppc/platforms')
170 files changed, 0 insertions, 41981 deletions
diff --git a/arch/ppc/platforms/4xx/Kconfig b/arch/ppc/platforms/4xx/Kconfig deleted file mode 100644 index a0612a86455..00000000000 --- a/arch/ppc/platforms/4xx/Kconfig +++ /dev/null @@ -1,247 +0,0 @@ -config 4xx - bool - depends on 40x || 44x - default y - -menu "IBM 4xx options" - depends on 4xx - -choice - prompt "Machine Type" - depends on 40x - default WALNUT - -config ASH - bool "Ash" - help - This option enables support for the IBM NP405H evaluation board. - -config BUBINGA - bool "Bubinga" - help - This option enables support for the IBM 405EP evaluation board. - -config CPCI405 - bool "CPCI405" - help - This option enables support for the CPCI405 board. - -config EP405 - bool "EP405/EP405PC" - help - This option enables support for the EP405/EP405PC boards. - -config OAK - bool "Oak" - help - This option enables support for the IBM 403GCX evaluation board. - -config REDWOOD_5 - bool "Redwood-5" - help - This option enables support for the IBM STB04 evaluation board. - -config REDWOOD_6 - bool "Redwood-6" - help - This option enables support for the IBM STBx25xx evaluation board. - -config SYCAMORE - bool "Sycamore" - help - This option enables support for the IBM PPC405GPr evaluation board. - -config WALNUT - bool "Walnut" - help - This option enables support for the IBM PPC405GP evaluation board. - -config XILINX_ML300 - bool "Xilinx-ML300" - help - This option enables support for the Xilinx ML300 evaluation board. - -endchoice - -choice - prompt "Machine Type" - depends on 44x - default EBONY - -config EBONY - bool "Ebony" - help - This option enables support for the IBM PPC440GP evaluation board. - -config LUAN - bool "Luan" - help - This option enables support for the IBM PPC440SP evaluation board. - -config OCOTEA - bool "Ocotea" - help - This option enables support for the IBM PPC440GX evaluation board. - -endchoice - -config EP405PC - bool "EP405PC Support" - depends on EP405 - - -# It's often necessary to know the specific 4xx processor type. -# Fortunately, it is impled (so far) from the board type, so we -# don't need to ask more redundant questions. -config NP405H - bool - depends on ASH - default y - -config 440GP - bool - depends on EBONY - default y - -config 440GX - bool - depends on OCOTEA - default y - -config 440SP - bool - depends on LUAN - default y - -config 440 - bool - depends on 440GP || 440SP - default y - -config 440A - bool - depends on 440GX - default y - -# All 405-based cores up until the 405GPR and 405EP have this errata. -config IBM405_ERR77 - bool - depends on 40x && !403GCX && !405GPR - default y - -# All 40x-based cores, up until the 405GPR and 405EP have this errata. -config IBM405_ERR51 - bool - depends on 40x && !405GPR - default y - -config BOOKE - bool - depends on 44x - default y - -config IBM_OCP - bool - depends on ASH || BUBINGA || CPCI405 || EBONY || EP405 || LUAN || OCOTEA || REDWOOD_5 || REDWOOD_6 || SYCAMORE || WALNUT - default y - -config XILINX_OCP - bool - depends on XILINX_ML300 - default y - -config IBM_EMAC4 - bool - depends on 440GX || 440SP - default y - -config BIOS_FIXUP - bool - depends on BUBINGA || EP405 || SYCAMORE || WALNUT - default y - -config 403GCX - bool - depends OAK - default y - -config 405EP - bool - depends on BUBINGA - default y - -config 405GP - bool - depends on CPCI405 || EP405 || WALNUT - default y - -config 405GPR - bool - depends on SYCAMORE - default y - -config VIRTEX_II_PRO - bool - depends on XILINX_ML300 - default y - -config STB03xxx - bool - depends on REDWOOD_5 || REDWOOD_6 - default y - -config EMBEDDEDBOOT - bool - depends on EP405 || XILINX_ML300 - default y - -config IBM_OPENBIOS - bool - depends on ASH || BUBINGA || REDWOOD_5 || REDWOOD_6 || SYCAMORE || WALNUT - default y - -config PPC4xx_DMA - bool "PPC4xx DMA controller support" - depends on 4xx - -config PPC4xx_EDMA - bool - depends on !STB03xxx && PPC4xx_DMA - default y - -config PPC_GEN550 - bool - depends on 4xx - default y - -config PM - bool "Power Management support (EXPERIMENTAL)" - depends on 4xx && EXPERIMENTAL - -choice - prompt "TTYS0 device and default console" - depends on 40x - default UART0_TTYS0 - -config UART0_TTYS0 - bool "UART0" - -config UART0_TTYS1 - bool "UART1" - -endchoice - -config SERIAL_SICC - bool "SICC Serial port support" - depends on STB03xxx - -config UART1_DFLT_CONSOLE - bool - depends on SERIAL_SICC && UART0_TTYS1 - default y - -config SERIAL_SICC_CONSOLE - bool - depends on SERIAL_SICC && UART0_TTYS1 - default y -endmenu diff --git a/arch/ppc/platforms/4xx/Makefile b/arch/ppc/platforms/4xx/Makefile deleted file mode 100644 index ea470c6adbb..00000000000 --- a/arch/ppc/platforms/4xx/Makefile +++ /dev/null @@ -1,27 +0,0 @@ -# -# Makefile for the PowerPC 4xx linux kernel. - -obj-$(CONFIG_ASH) += ash.o -obj-$(CONFIG_CPCI405) += cpci405.o -obj-$(CONFIG_EBONY) += ebony.o -obj-$(CONFIG_EP405) += ep405.o -obj-$(CONFIG_BUBINGA) += bubinga.o -obj-$(CONFIG_LUAN) += luan.o -obj-$(CONFIG_OAK) += oak.o -obj-$(CONFIG_OCOTEA) += ocotea.o -obj-$(CONFIG_REDWOOD_5) += redwood5.o -obj-$(CONFIG_REDWOOD_6) += redwood6.o -obj-$(CONFIG_SYCAMORE) += sycamore.o -obj-$(CONFIG_WALNUT) += walnut.o -obj-$(CONFIG_XILINX_ML300) += xilinx_ml300.o - -obj-$(CONFIG_405GP) += ibm405gp.o -obj-$(CONFIG_REDWOOD_5) += ibmstb4.o -obj-$(CONFIG_NP405H) += ibmnp405h.o -obj-$(CONFIG_REDWOOD_6) += ibmstbx25.o -obj-$(CONFIG_440GP) += ibm440gp.o -obj-$(CONFIG_440GX) += ibm440gx.o -obj-$(CONFIG_440SP) += ibm440sp.o -obj-$(CONFIG_405EP) += ibm405ep.o -obj-$(CONFIG_405GPR) += ibm405gpr.o -obj-$(CONFIG_VIRTEX_II_PRO) += virtex-ii_pro.o diff --git a/arch/ppc/platforms/4xx/ash.c b/arch/ppc/platforms/4xx/ash.c deleted file mode 100644 index ce291179371..00000000000 --- a/arch/ppc/platforms/4xx/ash.c +++ /dev/null @@ -1,250 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ash.c - * - * Support for the IBM NP405H ash eval board - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2001-2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ -#include <linux/config.h> -#include <linux/init.h> -#include <linux/pagemap.h> -#include <linux/pci.h> - -#include <asm/machdep.h> -#include <asm/pci-bridge.h> -#include <asm/io.h> -#include <asm/ocp.h> -#include <asm/ibm_ocp_pci.h> -#include <asm/todc.h> - -#ifdef DEBUG -#define DBG(x...) printk(x) -#else -#define DBG(x...) -#endif - -void *ash_rtc_base; - -/* Some IRQs unique to Walnut. - * Used by the generic 405 PCI setup functions in ppc4xx_pci.c - */ -int __init -ppc405_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {24, 24, 24, 24}, /* IDSEL 1 - PCI slot 1 */ - {25, 25, 25, 25}, /* IDSEL 2 - PCI slot 2 */ - {26, 26, 26, 26}, /* IDSEL 3 - PCI slot 3 */ - {27, 27, 27, 27}, /* IDSEL 4 - PCI slot 4 */ - }; - - const long min_idsel = 1, max_idsel = 4, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -void __init -ash_setup_arch(void) -{ - ppc4xx_setup_arch(); - - ibm_ocp_set_emac(0, 3); - -#ifdef CONFIG_DEBUG_BRINGUP - int i; - printk("\n"); - printk("machine\t: %s\n", PPC4xx_MACHINE_NAME); - printk("\n"); - printk("bi_s_version\t %s\n", bip->bi_s_version); - printk("bi_r_version\t %s\n", bip->bi_r_version); - printk("bi_memsize\t 0x%8.8x\t %dMBytes\n", bip->bi_memsize, - bip->bi_memsize / (1024 * 1000)); - for (i = 0; i < EMAC_NUMS; i++) { - printk("bi_enetaddr %d\t %2.2x%2.2x%2.2x-%2.2x%2.2x%2.2x\n", i, - bip->bi_enetaddr[i][0], bip->bi_enetaddr[i][1], - bip->bi_enetaddr[i][2], bip->bi_enetaddr[i][3], - bip->bi_enetaddr[i][4], bip->bi_enetaddr[i][5]); - } - printk("bi_pci_enetaddr %d\t %2.2x%2.2x%2.2x-%2.2x%2.2x%2.2x\n", 0, - bip->bi_pci_enetaddr[0], bip->bi_pci_enetaddr[1], - bip->bi_pci_enetaddr[2], bip->bi_pci_enetaddr[3], - bip->bi_pci_enetaddr[4], bip->bi_pci_enetaddr[5]); - - printk("bi_intfreq\t 0x%8.8x\t clock:\t %dMhz\n", - bip->bi_intfreq, bip->bi_intfreq / 1000000); - - printk("bi_busfreq\t 0x%8.8x\t plb bus clock:\t %dMHz\n", - bip->bi_busfreq, bip->bi_busfreq / 1000000); - printk("bi_pci_busfreq\t 0x%8.8x\t pci bus clock:\t %dMHz\n", - bip->bi_pci_busfreq, bip->bi_pci_busfreq / 1000000); - - printk("\n"); -#endif - /* RTC step for ash */ - ash_rtc_base = (void *) ASH_RTC_VADDR; - TODC_INIT(TODC_TYPE_DS1743, ash_rtc_base, ash_rtc_base, ash_rtc_base, - 8); -} - -void __init -bios_fixup(struct pci_controller *hose, struct pcil0_regs *pcip) -{ - /* - * Expected PCI mapping: - * - * PLB addr PCI memory addr - * --------------------- --------------------- - * 0000'0000 - 7fff'ffff <--- 0000'0000 - 7fff'ffff - * 8000'0000 - Bfff'ffff ---> 8000'0000 - Bfff'ffff - * - * PLB addr PCI io addr - * --------------------- --------------------- - * e800'0000 - e800'ffff ---> 0000'0000 - 0001'0000 - * - * The following code is simplified by assuming that the bootrom - * has been well behaved in following this mapping. - */ - -#ifdef DEBUG - int i; - - printk("ioremap PCLIO_BASE = 0x%x\n", pcip); - printk("PCI bridge regs before fixup \n"); - for (i = 0; i <= 2; i++) { - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].ma))); - printk(" pmm%dla\t0x%x\n", i, in_le32(&(pcip->pmm[i].la))); - printk(" pmm%dpcila\t0x%x\n", i, - in_le32(&(pcip->pmm[i].pcila))); - printk(" pmm%dpciha\t0x%x\n", i, - in_le32(&(pcip->pmm[i].pciha))); - } - printk(" ptm1ms\t0x%x\n", in_le32(&(pcip->ptm1ms))); - printk(" ptm1la\t0x%x\n", in_le32(&(pcip->ptm1la))); - printk(" ptm2ms\t0x%x\n", in_le32(&(pcip->ptm2ms))); - printk(" ptm2la\t0x%x\n", in_le32(&(pcip->ptm2la))); - for (bar = PCI_BASE_ADDRESS_1; bar <= PCI_BASE_ADDRESS_2; bar += 4) { - early_read_config_dword(hose, hose->first_busno, - PCI_FUNC(hose->first_busno), bar, - &bar_response); - DBG("BUS %d, device %d, Function %d bar 0x%8.8x is 0x%8.8x\n", - hose->first_busno, PCI_SLOT(hose->first_busno), - PCI_FUNC(hose->first_busno), bar, bar_response); - } - -#endif - if (ppc_md.progress) - ppc_md.progress("bios_fixup(): enter", 0x800); - - /* added for IBM boot rom version 1.15 bios bar changes -AK */ - - /* Disable region first */ - out_le32((void *) &(pcip->pmm[0].ma), 0x00000000); - /* PLB starting addr, PCI: 0x80000000 */ - out_le32((void *) &(pcip->pmm[0].la), 0x80000000); - /* PCI start addr, 0x80000000 */ - out_le32((void *) &(pcip->pmm[0].pcila), PPC405_PCI_MEM_BASE); - /* 512MB range of PLB to PCI */ - out_le32((void *) &(pcip->pmm[0].pciha), 0x00000000); - /* Enable no pre-fetch, enable region */ - out_le32((void *) &(pcip->pmm[0].ma), ((0xffffffff - - (PPC405_PCI_UPPER_MEM - - PPC405_PCI_MEM_BASE)) | 0x01)); - - /* Disable region one */ - out_le32((void *) &(pcip->pmm[1].ma), 0x00000000); - out_le32((void *) &(pcip->pmm[1].la), 0x00000000); - out_le32((void *) &(pcip->pmm[1].pcila), 0x00000000); - out_le32((void *) &(pcip->pmm[1].pciha), 0x00000000); - out_le32((void *) &(pcip->pmm[1].ma), 0x00000000); - - /* Disable region two */ - out_le32((void *) &(pcip->pmm[2].ma), 0x00000000); - out_le32((void *) &(pcip->pmm[2].la), 0x00000000); - out_le32((void *) &(pcip->pmm[2].pcila), 0x00000000); - out_le32((void *) &(pcip->pmm[2].pciha), 0x00000000); - out_le32((void *) &(pcip->pmm[2].ma), 0x00000000); - - /* Enable PTM1 and PTM2, mapped to PLB address 0. */ - - out_le32((void *) &(pcip->ptm1la), 0x00000000); - out_le32((void *) &(pcip->ptm1ms), 0x00000001); - out_le32((void *) &(pcip->ptm2la), 0x00000000); - out_le32((void *) &(pcip->ptm2ms), 0x00000001); - - /* Write zero to PTM1 BAR. */ - - early_write_config_dword(hose, hose->first_busno, - PCI_FUNC(hose->first_busno), - PCI_BASE_ADDRESS_1, - 0x00000000); - - /* Disable PTM2 (unused) */ - - out_le32((void *) &(pcip->ptm2la), 0x00000000); - out_le32((void *) &(pcip->ptm2ms), 0x00000000); - - /* end work arround */ - if (ppc_md.progress) - ppc_md.progress("bios_fixup(): done", 0x800); - -#ifdef DEBUG - printk("PCI bridge regs after fixup \n"); - for (i = 0; i <= 2; i++) { - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].ma))); - printk(" pmm%dla\t0x%x\n", i, in_le32(&(pcip->pmm[i].la))); - printk(" pmm%dpcila\t0x%x\n", i, - in_le32(&(pcip->pmm[i].pcila))); - printk(" pmm%dpciha\t0x%x\n", i, - in_le32(&(pcip->pmm[i].pciha))); - } - printk(" ptm1ms\t0x%x\n", in_le32(&(pcip->ptm1ms))); - printk(" ptm1la\t0x%x\n", in_le32(&(pcip->ptm1la))); - printk(" ptm2ms\t0x%x\n", in_le32(&(pcip->ptm2ms))); - printk(" ptm2la\t0x%x\n", in_le32(&(pcip->ptm2la))); - - for (bar = PCI_BASE_ADDRESS_1; bar <= PCI_BASE_ADDRESS_2; bar += 4) { - early_read_config_dword(hose, hose->first_busno, - PCI_FUNC(hose->first_busno), bar, - &bar_response); - DBG("BUS %d, device %d, Function %d bar 0x%8.8x is 0x%8.8x\n", - hose->first_busno, PCI_SLOT(hose->first_busno), - PCI_FUNC(hose->first_busno), bar, bar_response); - } - - -#endif -} - -void __init -ash_map_io(void) -{ - ppc4xx_map_io(); - io_block_mapping(ASH_RTC_VADDR, ASH_RTC_PADDR, ASH_RTC_SIZE, _PAGE_IO); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - ppc4xx_init(r3, r4, r5, r6, r7); - - ppc_md.setup_arch = ash_setup_arch; - ppc_md.setup_io_mappings = ash_map_io; - -#ifdef CONFIG_PPC_RTC - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; -#endif -} diff --git a/arch/ppc/platforms/4xx/ash.h b/arch/ppc/platforms/4xx/ash.h deleted file mode 100644 index 5f7448ea418..00000000000 --- a/arch/ppc/platforms/4xx/ash.h +++ /dev/null @@ -1,83 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ash.h - * - * Macros, definitions, and data structures specific to the IBM PowerPC - * Ash eval board. - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2000-2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_ASH_H__ -#define __ASM_ASH_H__ -#include <platforms/4xx/ibmnp405h.h> - -#ifndef __ASSEMBLY__ -/* - * Data structure defining board information maintained by the boot - * ROM on IBM's "Ash" evaluation board. An effort has been made to - * keep the field names consistent with the 8xx 'bd_t' board info - * structures. - */ - -typedef struct board_info { - unsigned char bi_s_version[4]; /* Version of this structure */ - unsigned char bi_r_version[30]; /* Version of the IBM ROM */ - unsigned int bi_memsize; /* DRAM installed, in bytes */ - unsigned char bi_enetaddr[4][6]; /* Local Ethernet MAC address */ - unsigned char bi_pci_enetaddr[6]; - unsigned int bi_intfreq; /* Processor speed, in Hz */ - unsigned int bi_busfreq; /* PLB Bus speed, in Hz */ - unsigned int bi_pci_busfreq; /* PCI speed in Hz */ -} bd_t; - -/* Some 4xx parts use a different timebase frequency from the internal clock. -*/ -#define bi_tbfreq bi_intfreq - -/* Memory map for the IBM "Ash" NP405H evaluation board. - */ - -extern void *ash_rtc_base; -#define ASH_RTC_PADDR ((uint)0xf0000000) -#define ASH_RTC_VADDR ASH_RTC_PADDR -#define ASH_RTC_SIZE ((uint)8*1024) - - -/* Early initialization address mapping for block_io. - * Standard 405GP map. - */ -#define PPC4xx_PCI_IO_PADDR ((uint)PPC405_PCI_PHY_IO_BASE) -#define PPC4xx_PCI_IO_VADDR PPC4xx_PCI_IO_PADDR -#define PPC4xx_PCI_IO_SIZE ((uint)64*1024) -#define PPC4xx_PCI_CFG_PADDR ((uint)PPC405_PCI_CONFIG_ADDR) -#define PPC4xx_PCI_CFG_VADDR PPC4xx_PCI_CFG_PADDR -#define PPC4xx_PCI_CFG_SIZE ((uint)4*1024) -#define PPC4xx_PCI_LCFG_PADDR ((uint)0xef400000) -#define PPC4xx_PCI_LCFG_VADDR PPC4xx_PCI_LCFG_PADDR -#define PPC4xx_PCI_LCFG_SIZE ((uint)4*1024) -#define PPC4xx_ONB_IO_PADDR ((uint)0xef600000) -#define PPC4xx_ONB_IO_VADDR PPC4xx_ONB_IO_PADDR -#define PPC4xx_ONB_IO_SIZE ((uint)4*1024) - -#define NR_BOARD_IRQS 32 - -#ifdef CONFIG_PPC405GP_INTERNAL_CLOCK -#define BASE_BAUD 201600 -#else -#define BASE_BAUD 691200 -#endif - -#define PPC4xx_MACHINE_NAME "IBM NP405H Ash" - -extern char pci_irq_table[][4]; - - -#endif /* !__ASSEMBLY__ */ -#endif /* __ASM_ASH_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/bubinga.c b/arch/ppc/platforms/4xx/bubinga.c deleted file mode 100644 index 3678abf8631..00000000000 --- a/arch/ppc/platforms/4xx/bubinga.c +++ /dev/null @@ -1,263 +0,0 @@ -/* - * Support for IBM PPC 405EP evaluation board (Bubinga). - * - * Author: SAW (IBM), derived from walnut.c. - * Maintained by MontaVista Software <source@mvista.com> - * - * 2003 (c) MontaVista Softare Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is - * licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/smp.h> -#include <linux/threads.h> -#include <linux/param.h> -#include <linux/string.h> -#include <linux/blkdev.h> -#include <linux/pci.h> -#include <linux/rtc.h> -#include <linux/tty.h> -#include <linux/serial.h> -#include <linux/serial_core.h> - -#include <asm/system.h> -#include <asm/pci-bridge.h> -#include <asm/processor.h> -#include <asm/machdep.h> -#include <asm/page.h> -#include <asm/time.h> -#include <asm/io.h> -#include <asm/todc.h> -#include <asm/kgdb.h> -#include <asm/ocp.h> -#include <asm/ibm_ocp_pci.h> - -#include <platforms/4xx/ibm405ep.h> - -#undef DEBUG - -#ifdef DEBUG -#define DBG(x...) printk(x) -#else -#define DBG(x...) -#endif - -extern bd_t __res; - -void *bubinga_rtc_base; - -/* Some IRQs unique to the board - * Used by the generic 405 PCI setup functions in ppc4xx_pci.c - */ -int __init -ppc405_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {28, 28, 28, 28}, /* IDSEL 1 - PCI slot 1 */ - {29, 29, 29, 29}, /* IDSEL 2 - PCI slot 2 */ - {30, 30, 30, 30}, /* IDSEL 3 - PCI slot 3 */ - {31, 31, 31, 31}, /* IDSEL 4 - PCI slot 4 */ - }; - - const long min_idsel = 1, max_idsel = 4, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -}; - -/* The serial clock for the chip is an internal clock determined by - * different clock speeds/dividers. - * Calculate the proper input baud rate and setup the serial driver. - */ -static void __init -bubinga_early_serial_map(void) -{ - u32 uart_div; - int uart_clock; - struct uart_port port; - - /* Calculate the serial clock input frequency - * - * The base baud is the PLL OUTA (provided in the board info - * structure) divided by the external UART Divisor, divided - * by 16. - */ - uart_div = (mfdcr(DCRN_CPC0_UCR_BASE) & DCRN_CPC0_UCR_U0DIV); - uart_clock = __res.bi_pllouta_freq / uart_div; - - /* Setup serial port access */ - memset(&port, 0, sizeof(port)); - port.membase = (void*)ACTING_UART0_IO_BASE; - port.irq = ACTING_UART0_INT; - port.uartclk = uart_clock; - port.regshift = 0; - port.iotype = SERIAL_IO_MEM; - port.flags = ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST; - port.line = 0; - - if (early_serial_setup(&port) != 0) { - printk("Early serial init of port 0 failed\n"); - } - - port.membase = (void*)ACTING_UART1_IO_BASE; - port.irq = ACTING_UART1_INT; - port.line = 1; - - if (early_serial_setup(&port) != 0) { - printk("Early serial init of port 1 failed\n"); - } -} - -void __init -bios_fixup(struct pci_controller *hose, struct pcil0_regs *pcip) -{ - - unsigned int bar_response, bar; - /* - * Expected PCI mapping: - * - * PLB addr PCI memory addr - * --------------------- --------------------- - * 0000'0000 - 7fff'ffff <--- 0000'0000 - 7fff'ffff - * 8000'0000 - Bfff'ffff ---> 8000'0000 - Bfff'ffff - * - * PLB addr PCI io addr - * --------------------- --------------------- - * e800'0000 - e800'ffff ---> 0000'0000 - 0001'0000 - * - * The following code is simplified by assuming that the bootrom - * has been well behaved in following this mapping. - */ - -#ifdef DEBUG - int i; - - printk("ioremap PCLIO_BASE = 0x%x\n", pcip); - printk("PCI bridge regs before fixup \n"); - for (i = 0; i <= 3; i++) { - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].ma))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].la))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pcila))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pciha))); - } - printk(" ptm1ms\t0x%x\n", in_le32(&(pcip->ptm1ms))); - printk(" ptm1la\t0x%x\n", in_le32(&(pcip->ptm1la))); - printk(" ptm2ms\t0x%x\n", in_le32(&(pcip->ptm2ms))); - printk(" ptm2la\t0x%x\n", in_le32(&(pcip->ptm2la))); - -#endif - - /* added for IBM boot rom version 1.15 bios bar changes -AK */ - - /* Disable region first */ - out_le32((void *) &(pcip->pmm[0].ma), 0x00000000); - /* PLB starting addr, PCI: 0x80000000 */ - out_le32((void *) &(pcip->pmm[0].la), 0x80000000); - /* PCI start addr, 0x80000000 */ - out_le32((void *) &(pcip->pmm[0].pcila), PPC405_PCI_MEM_BASE); - /* 512MB range of PLB to PCI */ - out_le32((void *) &(pcip->pmm[0].pciha), 0x00000000); - /* Enable no pre-fetch, enable region */ - out_le32((void *) &(pcip->pmm[0].ma), ((0xffffffff - - (PPC405_PCI_UPPER_MEM - - PPC405_PCI_MEM_BASE)) | 0x01)); - - /* Disable region one */ - out_le32((void *) &(pcip->pmm[1].ma), 0x00000000); - out_le32((void *) &(pcip->pmm[1].la), 0x00000000); - out_le32((void *) &(pcip->pmm[1].pcila), 0x00000000); - out_le32((void *) &(pcip->pmm[1].pciha), 0x00000000); - out_le32((void *) &(pcip->pmm[1].ma), 0x00000000); - out_le32((void *) &(pcip->ptm1ms), 0x00000001); - - /* Disable region two */ - out_le32((void *) &(pcip->pmm[2].ma), 0x00000000); - out_le32((void *) &(pcip->pmm[2].la), 0x00000000); - out_le32((void *) &(pcip->pmm[2].pcila), 0x00000000); - out_le32((void *) &(pcip->pmm[2].pciha), 0x00000000); - out_le32((void *) &(pcip->pmm[2].ma), 0x00000000); - out_le32((void *) &(pcip->ptm2ms), 0x00000000); - out_le32((void *) &(pcip->ptm2la), 0x00000000); - - /* Zero config bars */ - for (bar = PCI_BASE_ADDRESS_1; bar <= PCI_BASE_ADDRESS_2; bar += 4) { - early_write_config_dword(hose, hose->first_busno, - PCI_FUNC(hose->first_busno), bar, - 0x00000000); - early_read_config_dword(hose, hose->first_busno, - PCI_FUNC(hose->first_busno), bar, - &bar_response); - DBG("BUS %d, device %d, Function %d bar 0x%8.8x is 0x%8.8x\n", - hose->first_busno, PCI_SLOT(hose->first_busno), - PCI_FUNC(hose->first_busno), bar, bar_response); - } - /* end work arround */ - -#ifdef DEBUG - printk("PCI bridge regs after fixup \n"); - for (i = 0; i <= 3; i++) { - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].ma))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].la))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pcila))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pciha))); - } - printk(" ptm1ms\t0x%x\n", in_le32(&(pcip->ptm1ms))); - printk(" ptm1la\t0x%x\n", in_le32(&(pcip->ptm1la))); - printk(" ptm2ms\t0x%x\n", in_le32(&(pcip->ptm2ms))); - printk(" ptm2la\t0x%x\n", in_le32(&(pcip->ptm2la))); - -#endif -} - -void __init -bubinga_setup_arch(void) -{ - ppc4xx_setup_arch(); - - ibm_ocp_set_emac(0, 1); - - bubinga_early_serial_map(); - - /* RTC step for the evb405ep */ - bubinga_rtc_base = (void *) BUBINGA_RTC_VADDR; - TODC_INIT(TODC_TYPE_DS1743, bubinga_rtc_base, bubinga_rtc_base, - bubinga_rtc_base, 8); - /* Identify the system */ - printk("IBM Bubinga port (MontaVista Software, Inc. <source@mvista.com>)\n"); -} - -void __init -bubinga_map_io(void) -{ - ppc4xx_map_io(); - io_block_mapping(BUBINGA_RTC_VADDR, - BUBINGA_RTC_PADDR, BUBINGA_RTC_SIZE, _PAGE_IO); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - ppc4xx_init(r3, r4, r5, r6, r7); - - ppc_md.setup_arch = bubinga_setup_arch; - ppc_md.setup_io_mappings = bubinga_map_io; - -#ifdef CONFIG_GEN_RTC - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; -#endif -#ifdef CONFIG_KGDB - ppc_md.early_serial_map = bubinga_early_serial_map; -#endif -} - diff --git a/arch/ppc/platforms/4xx/bubinga.h b/arch/ppc/platforms/4xx/bubinga.h deleted file mode 100644 index b1df856f8e2..00000000000 --- a/arch/ppc/platforms/4xx/bubinga.h +++ /dev/null @@ -1,69 +0,0 @@ -/* - * Support for IBM PPC 405EP evaluation board (Bubinga). - * - * Author: SAW (IBM), derived from walnut.h. - * Maintained by MontaVista Software <source@mvista.com> - * - * 2003 (c) MontaVista Softare Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is - * licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __BUBINGA_H__ -#define __BUBINGA_H__ - -/* 405EP */ -#include <platforms/4xx/ibm405ep.h> - -#ifndef __ASSEMBLY__ -/* - * Data structure defining board information maintained by the boot - * ROM on IBM's evaluation board. An effort has been made to - * keep the field names consistent with the 8xx 'bd_t' board info - * structures. - */ - -typedef struct board_info { - unsigned char bi_s_version[4]; /* Version of this structure */ - unsigned char bi_r_version[30]; /* Version of the IBM ROM */ - unsigned int bi_memsize; /* DRAM installed, in bytes */ - unsigned char bi_enetaddr[2][6]; /* Local Ethernet MAC address */ unsigned char bi_pci_enetaddr[6]; /* PCI Ethernet MAC address */ - unsigned int bi_intfreq; /* Processor speed, in Hz */ - unsigned int bi_busfreq; /* PLB Bus speed, in Hz */ - unsigned int bi_pci_busfreq; /* PCI Bus speed, in Hz */ - unsigned int bi_opb_busfreq; /* OPB Bus speed, in Hz */ - unsigned int bi_pllouta_freq; /* PLL OUTA speed, in Hz */ -} bd_t; - -/* Some 4xx parts use a different timebase frequency from the internal clock. -*/ -#define bi_tbfreq bi_intfreq - - -/* Memory map for the Bubinga board. - * Generic 4xx plus RTC. - */ - -extern void *bubinga_rtc_base; -#define BUBINGA_RTC_PADDR ((uint)0xf0000000) -#define BUBINGA_RTC_VADDR BUBINGA_RTC_PADDR -#define BUBINGA_RTC_SIZE ((uint)8*1024) - -/* The UART clock is based off an internal clock - - * define BASE_BAUD based on the internal clock and divider(s). - * Since BASE_BAUD must be a constant, we will initialize it - * using clock/divider values which OpenBIOS initializes - * for typical configurations at various CPU speeds. - * The base baud is calculated as (FWDA / EXT UART DIV / 16) - */ -#define BASE_BAUD 0 - -#define BUBINGA_FPGA_BASE 0xF0300000 - -#define PPC4xx_MACHINE_NAME "IBM Bubinga" - -#endif /* !__ASSEMBLY__ */ -#endif /* __BUBINGA_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/cpci405.c b/arch/ppc/platforms/4xx/cpci405.c deleted file mode 100644 index ff966773a0b..00000000000 --- a/arch/ppc/platforms/4xx/cpci405.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - * arch/ppc/platforms/cpci405.c - * - * Board setup routines for the esd CPCI-405 cPCI Board. - * - * Author: Stefan Roese - * stefan.roese@esd-electronics.com - * - * Copyright 2001 esd electronic system design - hannover germany - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/pci.h> -#include <asm/system.h> -#include <asm/pci-bridge.h> -#include <asm/machdep.h> -#include <asm/todc.h> -#include <asm/ocp.h> - -void *cpci405_nvram; - -/* - * Some IRQs unique to CPCI-405. - */ -int __init -ppc405_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {28, 28, 28, 28}, /* IDSEL 15 - cPCI slot 8 */ - {29, 29, 29, 29}, /* IDSEL 16 - cPCI slot 7 */ - {30, 30, 30, 30}, /* IDSEL 17 - cPCI slot 6 */ - {27, 27, 27, 27}, /* IDSEL 18 - cPCI slot 5 */ - {28, 28, 28, 28}, /* IDSEL 19 - cPCI slot 4 */ - {29, 29, 29, 29}, /* IDSEL 20 - cPCI slot 3 */ - {30, 30, 30, 30}, /* IDSEL 21 - cPCI slot 2 */ - }; - const long min_idsel = 15, max_idsel = 21, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -}; - -void __init -cpci405_setup_arch(void) -{ - ppc4xx_setup_arch(); - - ibm_ocp_set_emac(0, 0); - - TODC_INIT(TODC_TYPE_MK48T35, cpci405_nvram, cpci405_nvram, cpci405_nvram, 8); -} - -void __init -cpci405_map_io(void) -{ - ppc4xx_map_io(); - cpci405_nvram = ioremap(CPCI405_NVRAM_PADDR, CPCI405_NVRAM_SIZE); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - ppc4xx_init(r3, r4, r5, r6, r7); - - ppc_md.setup_arch = cpci405_setup_arch; - ppc_md.setup_io_mappings = cpci405_map_io; - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; -} diff --git a/arch/ppc/platforms/4xx/cpci405.h b/arch/ppc/platforms/4xx/cpci405.h deleted file mode 100644 index e27f7cb650d..00000000000 --- a/arch/ppc/platforms/4xx/cpci405.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * CPCI-405 board specific definitions - * - * Copyright (c) 2001 Stefan Roese (stefan.roese@esd-electronics.com) - */ - -#ifdef __KERNEL__ -#ifndef __ASM_CPCI405_H__ -#define __ASM_CPCI405_H__ - -#include <linux/config.h> - -/* We have a 405GP core */ -#include <platforms/4xx/ibm405gp.h> - -#include <asm/ppcboot.h> - -#ifndef __ASSEMBLY__ -/* Some 4xx parts use a different timebase frequency from the internal clock. -*/ -#define bi_tbfreq bi_intfreq - -/* Map for the NVRAM space */ -#define CPCI405_NVRAM_PADDR ((uint)0xf0200000) -#define CPCI405_NVRAM_SIZE ((uint)32*1024) - -#ifdef CONFIG_PPC405GP_INTERNAL_CLOCK -#define BASE_BAUD 201600 -#else -#define BASE_BAUD 691200 -#endif - -#define PPC4xx_MACHINE_NAME "esd CPCI-405" - -#endif /* !__ASSEMBLY__ */ -#endif /* __ASM_CPCI405_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/ebony.c b/arch/ppc/platforms/4xx/ebony.c deleted file mode 100644 index cd11734ef7c..00000000000 --- a/arch/ppc/platforms/4xx/ebony.c +++ /dev/null @@ -1,355 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ebony.c - * - * Ebony board specific routines - * - * Matt Porter <mporter@kernel.crashing.org> - * Copyright 2002-2005 MontaVista Software Inc. - * - * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net> - * Copyright (c) 2003, 2004 Zultys Technologies - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/types.h> -#include <linux/major.h> -#include <linux/blkdev.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/ide.h> -#include <linux/initrd.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/tty.h> -#include <linux/serial.h> -#include <linux/serial_core.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/ocp.h> -#include <asm/pci-bridge.h> -#include <asm/time.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> -#include <asm/ppc4xx_pic.h> -#include <asm/ppcboot.h> - -#include <syslib/gen550.h> -#include <syslib/ibm440gp_common.h> - -/* - * This is a horrible kludge, we eventually need to abstract this - * generic PHY stuff, so the standard phy mode defines can be - * easily used from arch code. - */ -#include "../../../../drivers/net/ibm_emac/ibm_emac_phy.h" - -bd_t __res; - -static struct ibm44x_clocks clocks __initdata; - -/* - * Ebony external IRQ triggering/polarity settings - */ -unsigned char ppc4xx_uic_ext_irq_cfg[] __initdata = { - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ0: PCI slot 0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ1: PCI slot 1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ2: PCI slot 2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ3: PCI slot 3 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* IRQ4: IRDA */ - (IRQ_SENSE_EDGE | IRQ_POLARITY_NEGATIVE), /* IRQ5: SMI pushbutton */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ6: PHYs */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* IRQ7: AUX */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ8: EXT */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ9: EXT */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ10: EXT */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ11: EXT */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* IRQ12: EXT */ -}; - -static void __init -ebony_calibrate_decr(void) -{ - unsigned int freq; - - /* - * Determine system clock speed - * - * If we are on Rev. B silicon, then use - * default external system clock. If we are - * on Rev. C silicon then errata forces us to - * use the internal clock. - */ - switch (PVR_REV(mfspr(SPRN_PVR))) { - case PVR_REV(PVR_440GP_RB): - freq = EBONY_440GP_RB_SYSCLK; - break; - case PVR_REV(PVR_440GP_RC1): - default: - freq = EBONY_440GP_RC_SYSCLK; - break; - } - - ibm44x_calibrate_decr(freq); -} - -static int -ebony_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: IBM\n"); - seq_printf(m, "machine\t\t: Ebony\n"); - - return 0; -} - -static inline int -ebony_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { 23, 23, 23, 23 }, /* IDSEL 1 - PCI Slot 0 */ - { 24, 24, 24, 24 }, /* IDSEL 2 - PCI Slot 1 */ - { 25, 25, 25, 25 }, /* IDSEL 3 - PCI Slot 2 */ - { 26, 26, 26, 26 }, /* IDSEL 4 - PCI Slot 3 */ - }; - - const long min_idsel = 1, max_idsel = 4, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -#define PCIX_WRITEL(value, offset) \ - (writel(value, pcix_reg_base + offset)) - -/* - * FIXME: This is only here to "make it work". This will move - * to a ibm_pcix.c which will contain a generic IBM PCIX bridge - * configuration library. -Matt - */ -static void __init -ebony_setup_pcix(void) -{ - void __iomem *pcix_reg_base; - - pcix_reg_base = ioremap64(PCIX0_REG_BASE, PCIX_REG_SIZE); - - /* Disable all windows */ - PCIX_WRITEL(0, PCIX0_POM0SA); - PCIX_WRITEL(0, PCIX0_POM1SA); - PCIX_WRITEL(0, PCIX0_POM2SA); - PCIX_WRITEL(0, PCIX0_PIM0SA); - PCIX_WRITEL(0, PCIX0_PIM1SA); - PCIX_WRITEL(0, PCIX0_PIM2SA); - - /* Setup 2GB PLB->PCI outbound mem window (3_8000_0000->0_8000_0000) */ - PCIX_WRITEL(0x00000003, PCIX0_POM0LAH); - PCIX_WRITEL(0x80000000, PCIX0_POM0LAL); - PCIX_WRITEL(0x00000000, PCIX0_POM0PCIAH); - PCIX_WRITEL(0x80000000, PCIX0_POM0PCIAL); - PCIX_WRITEL(0x80000001, PCIX0_POM0SA); - - /* Setup 2GB PCI->PLB inbound memory window at 0, enable MSIs */ - PCIX_WRITEL(0x00000000, PCIX0_PIM0LAH); - PCIX_WRITEL(0x00000000, PCIX0_PIM0LAL); - PCIX_WRITEL(0x80000007, PCIX0_PIM0SA); - - eieio(); -} - -static void __init -ebony_setup_hose(void) -{ - struct pci_controller *hose; - - /* Configure windows on the PCI-X host bridge */ - ebony_setup_pcix(); - - hose = pcibios_alloc_controller(); - - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - - hose->pci_mem_offset = EBONY_PCI_MEM_OFFSET; - - pci_init_resource(&hose->io_resource, - EBONY_PCI_LOWER_IO, - EBONY_PCI_UPPER_IO, - IORESOURCE_IO, - "PCI host bridge"); - - pci_init_resource(&hose->mem_resources[0], - EBONY_PCI_LOWER_MEM, - EBONY_PCI_UPPER_MEM, - IORESOURCE_MEM, - "PCI host bridge"); - - hose->io_space.start = EBONY_PCI_LOWER_IO; - hose->io_space.end = EBONY_PCI_UPPER_IO; - hose->mem_space.start = EBONY_PCI_LOWER_MEM; - hose->mem_space.end = EBONY_PCI_UPPER_MEM; - hose->io_base_virt = ioremap64(EBONY_PCI_IO_BASE, EBONY_PCI_IO_SIZE); - isa_io_base = (unsigned long)hose->io_base_virt; - - setup_indirect_pci(hose, - EBONY_PCI_CFGA_PLB32, - EBONY_PCI_CFGD_PLB32); - hose->set_cfg_type = 1; - - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = ebony_map_irq; -} - -TODC_ALLOC(); - -static void __init -ebony_early_serial_map(void) -{ - struct uart_port port; - - /* Setup ioremapped serial port access */ - memset(&port, 0, sizeof(port)); - port.membase = ioremap64(PPC440GP_UART0_ADDR, 8); - port.irq = 0; - port.uartclk = clocks.uart0; - port.regshift = 0; - port.iotype = SERIAL_IO_MEM; - port.flags = ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST; - port.line = 0; - - if (early_serial_setup(&port) != 0) { - printk("Early serial init of port 0 failed\n"); - } - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) - /* Configure debug serial access */ - gen550_init(0, &port); -#endif - - port.membase = ioremap64(PPC440GP_UART1_ADDR, 8); - port.irq = 1; - port.uartclk = clocks.uart1; - port.line = 1; - - if (early_serial_setup(&port) != 0) { - printk("Early serial init of port 1 failed\n"); - } - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) - /* Configure debug serial access */ - gen550_init(1, &port); -#endif -} - -static void __init -ebony_setup_arch(void) -{ - struct ocp_def *def; - struct ocp_func_emac_data *emacdata; - - /* Set mac_addr for each EMAC */ - def = ocp_get_one_device(OCP_VENDOR_IBM, OCP_FUNC_EMAC, 0); - emacdata = def->additions; - emacdata->phy_map = 0x00000001; /* Skip 0x00 */ - emacdata->phy_mode = PHY_MODE_RMII; - memcpy(emacdata->mac_addr, __res.bi_enetaddr, 6); - - def = ocp_get_one_device(OCP_VENDOR_IBM, OCP_FUNC_EMAC, 1); - emacdata = def->additions; - emacdata->phy_map = 0x00000001; /* Skip 0x00 */ - emacdata->phy_mode = PHY_MODE_RMII; - memcpy(emacdata->mac_addr, __res.bi_enet1addr, 6); - - /* - * Determine various clocks. - * To be completely correct we should get SysClk - * from FPGA, because it can be changed by on-board switches - * --ebs - */ - ibm440gp_get_clocks(&clocks, 33333333, 6 * 1843200); - ocp_sys_info.opb_bus_freq = clocks.opb; - - /* Setup TODC access */ - TODC_INIT(TODC_TYPE_DS1743, - 0, - 0, - ioremap64(EBONY_RTC_ADDR, EBONY_RTC_SIZE), - 8); - - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000/HZ; - - /* Setup PCI host bridge */ - ebony_setup_hose(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif - - ebony_early_serial_map(); - - /* Identify the system */ - printk("IBM Ebony port (MontaVista Software, Inc. (source@mvista.com))\n"); -} - -void __init platform_init(unsigned long r3, unsigned long r4, - unsigned long r5, unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* - * If we were passed in a board information, copy it into the - * residual data area. - */ - if (r3) - __res = *(bd_t *)(r3 + KERNELBASE); - - ibm44x_platform_init(); - - ppc_md.setup_arch = ebony_setup_arch; - ppc_md.show_cpuinfo = ebony_show_cpuinfo; - ppc_md.get_irq = NULL; /* Set in ppc4xx_pic_init() */ - - ppc_md.calibrate_decr = ebony_calibrate_decr; - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; -#ifdef CONFIG_KGDB - ppc_md.early_serial_map = ebony_early_serial_map; -#endif -} - diff --git a/arch/ppc/platforms/4xx/ebony.h b/arch/ppc/platforms/4xx/ebony.h deleted file mode 100644 index 47c391c9174..00000000000 --- a/arch/ppc/platforms/4xx/ebony.h +++ /dev/null @@ -1,91 +0,0 @@ -/* - * arch/ppc/platforms/ebony.h - * - * Ebony board definitions - * - * Matt Porter <mporter@mvista.com> - * - * Copyright 2002 MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_EBONY_H__ -#define __ASM_EBONY_H__ - -#include <linux/config.h> -#include <platforms/4xx/ibm440gp.h> - -/* F/W TLB mapping used in bootloader glue to reset EMAC */ -#define PPC44x_EMAC0_MR0 0xE0000800 - -/* Where to find the MAC info */ -#define EBONY_OPENBIOS_MAC_BASE 0xfffffe0c -#define EBONY_OPENBIOS_MAC_OFFSET 0x0c - -/* Default clock rates for Rev. B and Rev. C silicon */ -#define EBONY_440GP_RB_SYSCLK 33000000 -#define EBONY_440GP_RC_SYSCLK 400000000 - -/* RTC/NVRAM location */ -#define EBONY_RTC_ADDR 0x0000000148000000ULL -#define EBONY_RTC_SIZE 0x2000 - -/* Flash */ -#define EBONY_FPGA_ADDR 0x0000000148300000ULL -#define EBONY_BOOT_SMALL_FLASH(x) (x & 0x20) -#define EBONY_ONBRD_FLASH_EN(x) (x & 0x02) -#define EBONY_FLASH_SEL(x) (x & 0x01) -#define EBONY_SMALL_FLASH_LOW1 0x00000001ff800000ULL -#define EBONY_SMALL_FLASH_LOW2 0x00000001ff880000ULL -#define EBONY_SMALL_FLASH_HIGH1 0x00000001fff00000ULL -#define EBONY_SMALL_FLASH_HIGH2 0x00000001fff80000ULL -#define EBONY_SMALL_FLASH_SIZE 0x80000 -#define EBONY_LARGE_FLASH_LOW 0x00000001ff800000ULL -#define EBONY_LARGE_FLASH_HIGH 0x00000001ffc00000ULL -#define EBONY_LARGE_FLASH_SIZE 0x400000 - -#define EBONY_SMALL_FLASH_BASE 0x00000001fff80000ULL -#define EBONY_LARGE_FLASH_BASE 0x00000001ff800000ULL - -/* - * Serial port defines - */ - -/* OpenBIOS defined UART mappings, used before early_serial_setup */ -#define UART0_IO_BASE 0xE0000200 -#define UART1_IO_BASE 0xE0000300 - -/* external Epson SG-615P */ -#define BASE_BAUD 691200 - -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, UART##num##_INT, \ - (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST), \ - iomem_base: UART##num##_IO_BASE, \ - io_type: SERIAL_IO_MEM}, - -#define SERIAL_PORT_DFNS \ - STD_UART_OP(0) \ - STD_UART_OP(1) - -/* PCI support */ -#define EBONY_PCI_LOWER_IO 0x00000000 -#define EBONY_PCI_UPPER_IO 0x0000ffff -#define EBONY_PCI_LOWER_MEM 0x80002000 -#define EBONY_PCI_UPPER_MEM 0xffffefff - -#define EBONY_PCI_CFGREGS_BASE 0x000000020ec00000 -#define EBONY_PCI_CFGA_PLB32 0x0ec00000 -#define EBONY_PCI_CFGD_PLB32 0x0ec00004 - -#define EBONY_PCI_IO_BASE 0x0000000208000000ULL -#define EBONY_PCI_IO_SIZE 0x00010000 -#define EBONY_PCI_MEM_OFFSET 0x00000000 - -#endif /* __ASM_EBONY_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/ep405.c b/arch/ppc/platforms/4xx/ep405.c deleted file mode 100644 index 26a07cdb30e..00000000000 --- a/arch/ppc/platforms/4xx/ep405.c +++ /dev/null @@ -1,197 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ep405.c - * - * Embedded Planet 405GP board - * http://www.embeddedplanet.com - * - * Author: Matthew Locke <mlocke@mvista.com> - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ -#include <linux/config.h> -#include <linux/init.h> -#include <linux/pci.h> -#include <asm/system.h> -#include <asm/pci-bridge.h> -#include <asm/machdep.h> -#include <asm/todc.h> -#include <asm/ocp.h> -#include <asm/ibm_ocp_pci.h> - -#undef DEBUG -#ifdef DEBUG -#define DBG(x...) printk(x) -#else -#define DBG(x...) -#endif - -u8 *ep405_bcsr; -u8 *ep405_nvram; - -static struct { - u8 cpld_xirq_select; - int pci_idsel; - int irq; -} ep405_devtable[] = { -#ifdef CONFIG_EP405PC - {0x07, 0x0E, 25}, /* EP405PC: USB */ -#endif -}; - -int __init -ppc405_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - int i; - - /* AFAICT this is only called a few times during PCI setup, so - performance is not critical */ - for (i = 0; i < ARRAY_SIZE(ep405_devtable); i++) { - if (idsel == ep405_devtable[i].pci_idsel) - return ep405_devtable[i].irq; - } - return -1; -}; - -void __init -ep405_setup_arch(void) -{ - ppc4xx_setup_arch(); - - ibm_ocp_set_emac(0, 0); - - if (__res.bi_nvramsize == 512*1024) { - /* FIXME: we should properly handle NVRTCs of different sizes */ - TODC_INIT(TODC_TYPE_DS1557, ep405_nvram, ep405_nvram, ep405_nvram, 8); - } -} - -void __init -bios_fixup(struct pci_controller *hose, struct pcil0_regs *pcip) -{ - unsigned int bar_response, bar; - /* - * Expected PCI mapping: - * - * PLB addr PCI memory addr - * --------------------- --------------------- - * 0000'0000 - 7fff'ffff <--- 0000'0000 - 7fff'ffff - * 8000'0000 - Bfff'ffff ---> 8000'0000 - Bfff'ffff - * - * PLB addr PCI io addr - * --------------------- --------------------- - * e800'0000 - e800'ffff ---> 0000'0000 - 0001'0000 - * - */ - - /* Disable region zero first */ - out_le32((void *) &(pcip->pmm[0].ma), 0x00000000); - /* PLB starting addr, PCI: 0x80000000 */ - out_le32((void *) &(pcip->pmm[0].la), 0x80000000); - /* PCI start addr, 0x80000000 */ - out_le32((void *) &(pcip->pmm[0].pcila), PPC405_PCI_MEM_BASE); - /* 512MB range of PLB to PCI */ - out_le32((void *) &(pcip->pmm[0].pciha), 0x00000000); - /* Enable no pre-fetch, enable region */ - out_le32((void *) &(pcip->pmm[0].ma), ((0xffffffff - - (PPC405_PCI_UPPER_MEM - - PPC405_PCI_MEM_BASE)) | 0x01)); - - /* Disable region one */ - out_le32((void *) &(pcip->pmm[1].ma), 0x00000000); - out_le32((void *) &(pcip->pmm[1].la), 0x00000000); - out_le32((void *) &(pcip->pmm[1].pcila), 0x00000000); - out_le32((void *) &(pcip->pmm[1].pciha), 0x00000000); - out_le32((void *) &(pcip->pmm[1].ma), 0x00000000); - out_le32((void *) &(pcip->ptm1ms), 0x00000000); - - /* Disable region two */ - out_le32((void *) &(pcip->pmm[2].ma), 0x00000000); - out_le32((void *) &(pcip->pmm[2].la), 0x00000000); - out_le32((void *) &(pcip->pmm[2].pcila), 0x00000000); - out_le32((void *) &(pcip->pmm[2].pciha), 0x00000000); - out_le32((void *) &(pcip->pmm[2].ma), 0x00000000); - out_le32((void *) &(pcip->ptm2ms), 0x00000000); - - /* Configure PTM (PCI->PLB) region 1 */ - out_le32((void *) &(pcip->ptm1la), 0x00000000); /* PLB base address */ - /* Disable PTM region 2 */ - out_le32((void *) &(pcip->ptm2ms), 0x00000000); - - /* Zero config bars */ - for (bar = PCI_BASE_ADDRESS_1; bar <= PCI_BASE_ADDRESS_2; bar += 4) { - early_write_config_dword(hose, hose->first_busno, - PCI_FUNC(hose->first_busno), bar, - 0x00000000); - early_read_config_dword(hose, hose->first_busno, - PCI_FUNC(hose->first_busno), bar, - &bar_response); - DBG("BUS %d, device %d, Function %d bar 0x%8.8x is 0x%8.8x\n", - hose->first_busno, PCI_SLOT(hose->first_busno), - PCI_FUNC(hose->first_busno), bar, bar_response); - } - /* end work arround */ -} - -void __init -ep405_map_io(void) -{ - bd_t *bip = &__res; - - ppc4xx_map_io(); - - ep405_bcsr = ioremap(EP405_BCSR_PADDR, EP405_BCSR_SIZE); - - if (bip->bi_nvramsize > 0) { - ep405_nvram = ioremap(EP405_NVRAM_PADDR, bip->bi_nvramsize); - } -} - -void __init -ep405_init_IRQ(void) -{ - int i; - - ppc4xx_init_IRQ(); - - /* Workaround for a bug in the firmware it incorrectly sets - the IRQ polarities for XIRQ0 and XIRQ1 */ - mtdcr(DCRN_UIC_PR(DCRN_UIC0_BASE), 0xffffff80); /* set the polarity */ - mtdcr(DCRN_UIC_SR(DCRN_UIC0_BASE), 0x00000060); /* clear bogus interrupts */ - - /* Activate the XIRQs from the CPLD */ - writeb(0xf0, ep405_bcsr+10); - - /* Set up IRQ routing */ - for (i = 0; i < ARRAY_SIZE(ep405_devtable); i++) { - if ( (ep405_devtable[i].irq >= 25) - && (ep405_devtable[i].irq) <= 31) { - writeb(ep405_devtable[i].cpld_xirq_select, ep405_bcsr+5); - writeb(ep405_devtable[i].irq - 25, ep405_bcsr+6); - } - } -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - ppc4xx_init(r3, r4, r5, r6, r7); - - ppc_md.setup_arch = ep405_setup_arch; - ppc_md.setup_io_mappings = ep405_map_io; - ppc_md.init_IRQ = ep405_init_IRQ; - - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; - - if (__res.bi_nvramsize == 512*1024) { - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - } else { - printk("EP405: NVRTC size is not 512k (not a DS1557). Not sure what to do with it\n"); - } -} diff --git a/arch/ppc/platforms/4xx/ep405.h b/arch/ppc/platforms/4xx/ep405.h deleted file mode 100644 index ea3eb21338f..00000000000 --- a/arch/ppc/platforms/4xx/ep405.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ep405.h - * - * Embedded Planet 405GP board - * http://www.embeddedplanet.com - * - * Author: Matthew Locke <mlocke@mvista.com> - * - * 2000 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_EP405_H__ -#define __ASM_EP405_H__ - -/* We have a 405GP core */ -#include <platforms/4xx/ibm405gp.h> - -#ifndef __ASSEMBLY__ - -#include <linux/types.h> - -typedef struct board_info { - unsigned int bi_memsize; /* DRAM installed, in bytes */ - unsigned char bi_enetaddr[6]; /* Local Ethernet MAC address */ - unsigned int bi_intfreq; /* Processor speed, in Hz */ - unsigned int bi_busfreq; /* PLB Bus speed, in Hz */ - unsigned int bi_pci_busfreq; /* PCI Bus speed, in Hz */ - unsigned int bi_nvramsize; /* Size of the NVRAM/RTC */ -} bd_t; - -/* Some 4xx parts use a different timebase frequency from the internal clock. -*/ -#define bi_tbfreq bi_intfreq - -extern u8 *ep405_bcsr; -extern u8 *ep405_nvram; - -/* Map for the BCSR and NVRAM space */ -#define EP405_BCSR_PADDR ((uint)0xf4000000) -#define EP405_BCSR_SIZE ((uint)16) -#define EP405_NVRAM_PADDR ((uint)0xf4200000) - -/* serial defines */ -#define BASE_BAUD 399193 - -#define PPC4xx_MACHINE_NAME "Embedded Planet 405GP" - -#endif /* !__ASSEMBLY__ */ -#endif /* __ASM_EP405_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/ibm405ep.c b/arch/ppc/platforms/4xx/ibm405ep.c deleted file mode 100644 index 6d44567f4dd..00000000000 --- a/arch/ppc/platforms/4xx/ibm405ep.c +++ /dev/null @@ -1,143 +0,0 @@ -/* - * arch/ppc/platforms/ibm405ep.c - * - * Support for IBM PPC 405EP processors. - * - * Author: SAW (IBM), derived from ibmnp405l.c. - * Maintained by MontaVista Software <source@mvista.com> - * - * 2003 (c) MontaVista Softare Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is - * licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/smp.h> -#include <linux/threads.h> -#include <linux/param.h> -#include <linux/string.h> - -#include <asm/ibm4xx.h> -#include <asm/ocp.h> -#include <asm/ppc4xx_pic.h> - -#include <platforms/4xx/ibm405ep.h> - -static struct ocp_func_mal_data ibm405ep_mal0_def = { - .num_tx_chans = 4, /* Number of TX channels */ - .num_rx_chans = 2, /* Number of RX channels */ - .txeob_irq = 11, /* TX End Of Buffer IRQ */ - .rxeob_irq = 12, /* RX End Of Buffer IRQ */ - .txde_irq = 13, /* TX Descriptor Error IRQ */ - .rxde_irq = 14, /* RX Descriptor Error IRQ */ - .serr_irq = 10, /* MAL System Error IRQ */ -}; -OCP_SYSFS_MAL_DATA() - -static struct ocp_func_emac_data ibm405ep_emac0_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = -1, /* ZMII device index */ - .zmii_mux = 0, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 0, /* MAL rx channel number */ - .mal_tx_chan = 0, /* MAL tx channel number */ - .wol_irq = 9, /* WOL interrupt number */ - .mdio_idx = 0, /* MDIO via EMAC0 */ - .tah_idx = -1, /* No TAH */ -}; - -static struct ocp_func_emac_data ibm405ep_emac1_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = -1, /* ZMII device index */ - .zmii_mux = 0, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 1, /* MAL rx channel number */ - .mal_tx_chan = 2, /* MAL tx channel number */ - .wol_irq = 9, /* WOL interrupt number */ - .mdio_idx = 0, /* MDIO via EMAC0 */ - .tah_idx = -1, /* No TAH */ -}; -OCP_SYSFS_EMAC_DATA() - -static struct ocp_func_iic_data ibm405ep_iic0_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; -OCP_SYSFS_IIC_DATA() - -struct ocp_def core_ocp[] = { - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_OPB, - .index = 0, - .paddr = 0xEF600000, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 0, - .paddr = UART0_IO_BASE, - .irq = UART0_INT, - .pm = IBM_CPM_UART0 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 1, - .paddr = UART1_IO_BASE, - .irq = UART1_INT, - .pm = IBM_CPM_UART1 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .paddr = 0xEF600500, - .irq = 2, - .pm = IBM_CPM_IIC0, - .additions = &ibm405ep_iic0_def, - .show = &ocp_show_iic_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_GPIO, - .paddr = 0xEF600700, - .irq = OCP_IRQ_NA, - .pm = IBM_CPM_GPIO0 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_MAL, - .paddr = OCP_PADDR_NA, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - .additions = &ibm405ep_mal0_def, - .show = &ocp_show_mal_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 0, - .paddr = EMAC0_BASE, - .irq = 15, - .pm = OCP_CPM_NA, - .additions = &ibm405ep_emac0_def, - .show = &ocp_show_emac_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 1, - .paddr = 0xEF600900, - .irq = 17, - .pm = OCP_CPM_NA, - .additions = &ibm405ep_emac1_def, - .show = &ocp_show_emac_data - }, - { .vendor = OCP_VENDOR_INVALID - } -}; - -/* Polarity and triggering settings for internal interrupt sources */ -struct ppc4xx_uic_settings ppc4xx_core_uic_cfg[] __initdata = { - { .polarity = 0xffff7f80, - .triggering = 0x00000000, - .ext_irq_mask = 0x0000007f, /* IRQ0 - IRQ6 */ - } -}; diff --git a/arch/ppc/platforms/4xx/ibm405ep.h b/arch/ppc/platforms/4xx/ibm405ep.h deleted file mode 100644 index e051e3fe8c6..00000000000 --- a/arch/ppc/platforms/4xx/ibm405ep.h +++ /dev/null @@ -1,148 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibm405ep.h - * - * IBM PPC 405EP processor defines. - * - * Author: SAW (IBM), derived from ibm405gp.h. - * Maintained by MontaVista Software <source@mvista.com> - * - * 2003 (c) MontaVista Softare Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is - * licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_IBM405EP_H__ -#define __ASM_IBM405EP_H__ - -#include <linux/config.h> - -/* ibm405.h at bottom of this file */ - -/* PCI - * PCI Bridge config reg definitions - * see 17-19 of manual - */ - -#define PPC405_PCI_CONFIG_ADDR 0xeec00000 -#define PPC405_PCI_CONFIG_DATA 0xeec00004 - -#define PPC405_PCI_PHY_MEM_BASE 0x80000000 /* hose_a->pci_mem_offset */ - /* setbat */ -#define PPC405_PCI_MEM_BASE PPC405_PCI_PHY_MEM_BASE /* setbat */ -#define PPC405_PCI_PHY_IO_BASE 0xe8000000 /* setbat */ -#define PPC405_PCI_IO_BASE PPC405_PCI_PHY_IO_BASE /* setbat */ - -#define PPC405_PCI_LOWER_MEM 0x80000000 /* hose_a->mem_space.start */ -#define PPC405_PCI_UPPER_MEM 0xBfffffff /* hose_a->mem_space.end */ -#define PPC405_PCI_LOWER_IO 0x00000000 /* hose_a->io_space.start */ -#define PPC405_PCI_UPPER_IO 0x0000ffff /* hose_a->io_space.end */ - -#define PPC405_ISA_IO_BASE PPC405_PCI_IO_BASE - -#define PPC4xx_PCI_IO_PADDR ((uint)PPC405_PCI_PHY_IO_BASE) -#define PPC4xx_PCI_IO_VADDR PPC4xx_PCI_IO_PADDR -#define PPC4xx_PCI_IO_SIZE ((uint)64*1024) -#define PPC4xx_PCI_CFG_PADDR ((uint)PPC405_PCI_CONFIG_ADDR) -#define PPC4xx_PCI_CFG_VADDR PPC4xx_PCI_CFG_PADDR -#define PPC4xx_PCI_CFG_SIZE ((uint)4*1024) -#define PPC4xx_PCI_LCFG_PADDR ((uint)0xef400000) -#define PPC4xx_PCI_LCFG_VADDR PPC4xx_PCI_LCFG_PADDR -#define PPC4xx_PCI_LCFG_SIZE ((uint)4*1024) -#define PPC4xx_ONB_IO_PADDR ((uint)0xef600000) -#define PPC4xx_ONB_IO_VADDR PPC4xx_ONB_IO_PADDR -#define PPC4xx_ONB_IO_SIZE ((uint)4*1024) - -/* serial port defines */ -#define RS_TABLE_SIZE 2 - -#define UART0_INT 0 -#define UART1_INT 1 - -#define PCIL0_BASE 0xEF400000 -#define UART0_IO_BASE 0xEF600300 -#define UART1_IO_BASE 0xEF600400 -#define EMAC0_BASE 0xEF600800 - -#define BD_EMAC_ADDR(e,i) bi_enetaddr[e][i] - -#if defined(CONFIG_UART0_TTYS0) -#define ACTING_UART0_IO_BASE UART0_IO_BASE -#define ACTING_UART1_IO_BASE UART1_IO_BASE -#define ACTING_UART0_INT UART0_INT -#define ACTING_UART1_INT UART1_INT -#else -#define ACTING_UART0_IO_BASE UART1_IO_BASE -#define ACTING_UART1_IO_BASE UART0_IO_BASE -#define ACTING_UART0_INT UART1_INT -#define ACTING_UART1_INT UART0_INT -#endif - -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, ACTING_UART##num##_INT, \ - (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST), \ - iomem_base: (u8 *)ACTING_UART##num##_IO_BASE, \ - io_type: SERIAL_IO_MEM}, - -#define SERIAL_DEBUG_IO_BASE ACTING_UART0_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(0) \ - STD_UART_OP(1) - -/* DCR defines */ -#define DCRN_CPMSR_BASE 0x0BA -#define DCRN_CPMFR_BASE 0x0B9 - -#define DCRN_CPC0_PLLMR0_BASE 0x0F0 -#define DCRN_CPC0_BOOT_BASE 0x0F1 -#define DCRN_CPC0_CR1_BASE 0x0F2 -#define DCRN_CPC0_EPRCSR_BASE 0x0F3 -#define DCRN_CPC0_PLLMR1_BASE 0x0F4 -#define DCRN_CPC0_UCR_BASE 0x0F5 -#define DCRN_CPC0_UCR_U0DIV 0x07F -#define DCRN_CPC0_SRR_BASE 0x0F6 -#define DCRN_CPC0_JTAGID_BASE 0x0F7 -#define DCRN_CPC0_SPARE_BASE 0x0F8 -#define DCRN_CPC0_PCI_BASE 0x0F9 - - -#define IBM_CPM_GPT 0x80000000 /* GPT interface */ -#define IBM_CPM_PCI 0x40000000 /* PCI bridge */ -#define IBM_CPM_UIC 0x00010000 /* Universal Int Controller */ -#define IBM_CPM_CPU 0x00008000 /* processor core */ -#define IBM_CPM_EBC 0x00002000 /* EBC controller */ -#define IBM_CPM_SDRAM0 0x00004000 /* SDRAM memory controller */ -#define IBM_CPM_GPIO0 0x00001000 /* General Purpose IO */ -#define IBM_CPM_TMRCLK 0x00000400 /* CPU timers */ -#define IBM_CPM_PLB 0x00000100 /* PLB bus arbiter */ -#define IBM_CPM_OPB 0x00000080 /* PLB to OPB bridge */ -#define IBM_CPM_DMA 0x00000040 /* DMA controller */ -#define IBM_CPM_IIC0 0x00000010 /* IIC interface */ -#define IBM_CPM_UART1 0x00000002 /* serial port 0 */ -#define IBM_CPM_UART0 0x00000001 /* serial port 1 */ -#define DFLT_IBM4xx_PM ~(IBM_CPM_PCI | IBM_CPM_CPU | IBM_CPM_DMA \ - | IBM_CPM_OPB | IBM_CPM_EBC \ - | IBM_CPM_SDRAM0 | IBM_CPM_PLB \ - | IBM_CPM_UIC | IBM_CPM_TMRCLK) -#define DCRN_DMA0_BASE 0x100 -#define DCRN_DMA1_BASE 0x108 -#define DCRN_DMA2_BASE 0x110 -#define DCRN_DMA3_BASE 0x118 -#define DCRNCAP_DMA_SG 1 /* have DMA scatter/gather capability */ -#define DCRN_DMASR_BASE 0x120 -#define DCRN_EBC_BASE 0x012 -#define DCRN_DCP0_BASE 0x014 -#define DCRN_MAL_BASE 0x180 -#define DCRN_OCM0_BASE 0x018 -#define DCRN_PLB0_BASE 0x084 -#define DCRN_PLLMR_BASE 0x0B0 -#define DCRN_POB0_BASE 0x0A0 -#define DCRN_SDRAM0_BASE 0x010 -#define DCRN_UIC0_BASE 0x0C0 -#define UIC0 DCRN_UIC0_BASE - -#include <asm/ibm405.h> - -#endif /* __ASM_IBM405EP_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/ibm405gp.c b/arch/ppc/platforms/4xx/ibm405gp.c deleted file mode 100644 index dfd7ef3ba5f..00000000000 --- a/arch/ppc/platforms/4xx/ibm405gp.c +++ /dev/null @@ -1,120 +0,0 @@ -/* - * - * Copyright 2000-2001 MontaVista Software Inc. - * Original author: Armin Kuster akuster@mvista.com - * - * Module name: ibm405gp.c - * - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/smp.h> -#include <linux/threads.h> -#include <linux/param.h> -#include <linux/string.h> -#include <platforms/4xx/ibm405gp.h> -#include <asm/ibm4xx.h> -#include <asm/ocp.h> -#include <asm/ppc4xx_pic.h> - -static struct ocp_func_emac_data ibm405gp_emac0_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = -1, /* ZMII device index */ - .zmii_mux = 0, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 0, /* MAL rx channel number */ - .mal_tx_chan = 0, /* MAL tx channel number */ - .wol_irq = 9, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = -1, /* No TAH */ -}; -OCP_SYSFS_EMAC_DATA() - -static struct ocp_func_mal_data ibm405gp_mal0_def = { - .num_tx_chans = 1, /* Number of TX channels */ - .num_rx_chans = 1, /* Number of RX channels */ - .txeob_irq = 11, /* TX End Of Buffer IRQ */ - .rxeob_irq = 12, /* RX End Of Buffer IRQ */ - .txde_irq = 13, /* TX Descriptor Error IRQ */ - .rxde_irq = 14, /* RX Descriptor Error IRQ */ - .serr_irq = 10, /* MAL System Error IRQ */ -}; -OCP_SYSFS_MAL_DATA() - -static struct ocp_func_iic_data ibm405gp_iic0_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; -OCP_SYSFS_IIC_DATA() - -struct ocp_def core_ocp[] = { - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_OPB, - .index = 0, - .paddr = 0xEF600000, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 0, - .paddr = UART0_IO_BASE, - .irq = UART0_INT, - .pm = IBM_CPM_UART0 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 1, - .paddr = UART1_IO_BASE, - .irq = UART1_INT, - .pm = IBM_CPM_UART1 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .paddr = 0xEF600500, - .irq = 2, - .pm = IBM_CPM_IIC0, - .additions = &ibm405gp_iic0_def, - .show = &ocp_show_iic_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_GPIO, - .paddr = 0xEF600700, - .irq = OCP_IRQ_NA, - .pm = IBM_CPM_GPIO0 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_MAL, - .paddr = OCP_PADDR_NA, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - .additions = &ibm405gp_mal0_def, - .show = &ocp_show_mal_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 0, - .paddr = EMAC0_BASE, - .irq = 15, - .pm = IBM_CPM_EMAC0, - .additions = &ibm405gp_emac0_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_INVALID - } -}; - -/* Polarity and triggering settings for internal interrupt sources */ -struct ppc4xx_uic_settings ppc4xx_core_uic_cfg[] __initdata = { - { .polarity = 0xffffff80, - .triggering = 0x10000000, - .ext_irq_mask = 0x0000007f, /* IRQ0 - IRQ6 */ - } -}; diff --git a/arch/ppc/platforms/4xx/ibm405gp.h b/arch/ppc/platforms/4xx/ibm405gp.h deleted file mode 100644 index b2b642e81af..00000000000 --- a/arch/ppc/platforms/4xx/ibm405gp.h +++ /dev/null @@ -1,151 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibm405gp.h - * - * Author: Armin Kuster akuster@mvista.com - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_IBM405GP_H__ -#define __ASM_IBM405GP_H__ - -#include <linux/config.h> - -/* ibm405.h at bottom of this file */ - -/* PCI - * PCI Bridge config reg definitions - * see 17-19 of manual - */ - -#define PPC405_PCI_CONFIG_ADDR 0xeec00000 -#define PPC405_PCI_CONFIG_DATA 0xeec00004 - -#define PPC405_PCI_PHY_MEM_BASE 0x80000000 /* hose_a->pci_mem_offset */ - /* setbat */ -#define PPC405_PCI_MEM_BASE PPC405_PCI_PHY_MEM_BASE /* setbat */ -#define PPC405_PCI_PHY_IO_BASE 0xe8000000 /* setbat */ -#define PPC405_PCI_IO_BASE PPC405_PCI_PHY_IO_BASE /* setbat */ - -#define PPC405_PCI_LOWER_MEM 0x80000000 /* hose_a->mem_space.start */ -#define PPC405_PCI_UPPER_MEM 0xBfffffff /* hose_a->mem_space.end */ -#define PPC405_PCI_LOWER_IO 0x00000000 /* hose_a->io_space.start */ -#define PPC405_PCI_UPPER_IO 0x0000ffff /* hose_a->io_space.end */ - -#define PPC405_ISA_IO_BASE PPC405_PCI_IO_BASE - -#define PPC4xx_PCI_IO_PADDR ((uint)PPC405_PCI_PHY_IO_BASE) -#define PPC4xx_PCI_IO_VADDR PPC4xx_PCI_IO_PADDR -#define PPC4xx_PCI_IO_SIZE ((uint)64*1024) -#define PPC4xx_PCI_CFG_PADDR ((uint)PPC405_PCI_CONFIG_ADDR) -#define PPC4xx_PCI_CFG_VADDR PPC4xx_PCI_CFG_PADDR -#define PPC4xx_PCI_CFG_SIZE ((uint)4*1024) -#define PPC4xx_PCI_LCFG_PADDR ((uint)0xef400000) -#define PPC4xx_PCI_LCFG_VADDR PPC4xx_PCI_LCFG_PADDR -#define PPC4xx_PCI_LCFG_SIZE ((uint)4*1024) -#define PPC4xx_ONB_IO_PADDR ((uint)0xef600000) -#define PPC4xx_ONB_IO_VADDR PPC4xx_ONB_IO_PADDR -#define PPC4xx_ONB_IO_SIZE ((uint)4*1024) - -/* serial port defines */ -#define RS_TABLE_SIZE 2 - -#define UART0_INT 0 -#define UART1_INT 1 - -#define PCIL0_BASE 0xEF400000 -#define UART0_IO_BASE 0xEF600300 -#define UART1_IO_BASE 0xEF600400 -#define EMAC0_BASE 0xEF600800 - -#define BD_EMAC_ADDR(e,i) bi_enetaddr[i] - -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, UART##num##_INT, \ - (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST), \ - iomem_base: (u8 *)UART##num##_IO_BASE, \ - io_type: SERIAL_IO_MEM}, - -#if defined(CONFIG_UART0_TTYS0) -#define SERIAL_DEBUG_IO_BASE UART0_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(0) \ - STD_UART_OP(1) -#endif - -#if defined(CONFIG_UART0_TTYS1) -#define SERIAL_DEBUG_IO_BASE UART1_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(1) \ - STD_UART_OP(0) -#endif - -/* DCR defines */ -#define DCRN_CHCR_BASE 0x0B1 -#define DCRN_CHPSR_BASE 0x0B4 -#define DCRN_CPMSR_BASE 0x0B8 -#define DCRN_CPMFR_BASE 0x0BA - -#define CHR0_U0EC 0x00000080 /* Select external clock for UART0 */ -#define CHR0_U1EC 0x00000040 /* Select external clock for UART1 */ -#define CHR0_UDIV 0x0000003E /* UART internal clock divisor */ -#define CHR1_CETE 0x00800000 /* CPU external timer enable */ - -#define DCRN_CHPSR_BASE 0x0B4 -#define PSR_PLL_FWD_MASK 0xC0000000 -#define PSR_PLL_FDBACK_MASK 0x30000000 -#define PSR_PLL_TUNING_MASK 0x0E000000 -#define PSR_PLB_CPU_MASK 0x01800000 -#define PSR_OPB_PLB_MASK 0x00600000 -#define PSR_PCI_PLB_MASK 0x00180000 -#define PSR_EB_PLB_MASK 0x00060000 -#define PSR_ROM_WIDTH_MASK 0x00018000 -#define PSR_ROM_LOC 0x00004000 -#define PSR_PCI_ASYNC_EN 0x00001000 -#define PSR_PCI_ARBIT_EN 0x00000400 - -#define IBM_CPM_IIC0 0x80000000 /* IIC interface */ -#define IBM_CPM_PCI 0x40000000 /* PCI bridge */ -#define IBM_CPM_CPU 0x20000000 /* processor core */ -#define IBM_CPM_DMA 0x10000000 /* DMA controller */ -#define IBM_CPM_OPB 0x08000000 /* PLB to OPB bridge */ -#define IBM_CPM_DCP 0x04000000 /* CodePack */ -#define IBM_CPM_EBC 0x02000000 /* ROM/SRAM peripheral controller */ -#define IBM_CPM_SDRAM0 0x01000000 /* SDRAM memory controller */ -#define IBM_CPM_PLB 0x00800000 /* PLB bus arbiter */ -#define IBM_CPM_GPIO0 0x00400000 /* General Purpose IO (??) */ -#define IBM_CPM_UART0 0x00200000 /* serial port 0 */ -#define IBM_CPM_UART1 0x00100000 /* serial port 1 */ -#define IBM_CPM_UIC 0x00080000 /* Universal Interrupt Controller */ -#define IBM_CPM_TMRCLK 0x00040000 /* CPU timers */ -#define IBM_CPM_EMAC0 0x00020000 /* on-chip ethernet MM unit */ -#define DFLT_IBM4xx_PM ~(IBM_CPM_PCI | IBM_CPM_CPU | IBM_CPM_DMA \ - | IBM_CPM_OPB | IBM_CPM_EBC \ - | IBM_CPM_SDRAM0 | IBM_CPM_PLB \ - | IBM_CPM_UIC | IBM_CPM_TMRCLK) - -#define DCRN_DMA0_BASE 0x100 -#define DCRN_DMA1_BASE 0x108 -#define DCRN_DMA2_BASE 0x110 -#define DCRN_DMA3_BASE 0x118 -#define DCRNCAP_DMA_SG 1 /* have DMA scatter/gather capability */ -#define DCRN_DMASR_BASE 0x120 -#define DCRN_EBC_BASE 0x012 -#define DCRN_DCP0_BASE 0x014 -#define DCRN_MAL_BASE 0x180 -#define DCRN_OCM0_BASE 0x018 -#define DCRN_PLB0_BASE 0x084 -#define DCRN_PLLMR_BASE 0x0B0 -#define DCRN_POB0_BASE 0x0A0 -#define DCRN_SDRAM0_BASE 0x010 -#define DCRN_UIC0_BASE 0x0C0 -#define UIC0 DCRN_UIC0_BASE - -#include <asm/ibm405.h> - -#endif /* __ASM_IBM405GP_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/ibm405gpr.c b/arch/ppc/platforms/4xx/ibm405gpr.c deleted file mode 100644 index 01c8ccbc721..00000000000 --- a/arch/ppc/platforms/4xx/ibm405gpr.c +++ /dev/null @@ -1,117 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibm405gpr.c - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/smp.h> -#include <linux/threads.h> -#include <linux/param.h> -#include <linux/string.h> -#include <platforms/4xx/ibm405gpr.h> -#include <asm/ibm4xx.h> -#include <asm/ocp.h> -#include <asm/ppc4xx_pic.h> - -static struct ocp_func_emac_data ibm405gpr_emac0_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = -1, /* ZMII device index */ - .zmii_mux = 0, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 0, /* MAL rx channel number */ - .mal_tx_chan = 0, /* MAL tx channel number */ - .wol_irq = 9, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = -1, /* No TAH */ -}; -OCP_SYSFS_EMAC_DATA() - -static struct ocp_func_mal_data ibm405gpr_mal0_def = { - .num_tx_chans = 1, /* Number of TX channels */ - .num_rx_chans = 1, /* Number of RX channels */ - .txeob_irq = 11, /* TX End Of Buffer IRQ */ - .rxeob_irq = 12, /* RX End Of Buffer IRQ */ - .txde_irq = 13, /* TX Descriptor Error IRQ */ - .rxde_irq = 14, /* RX Descriptor Error IRQ */ - .serr_irq = 10, /* MAL System Error IRQ */ -}; -OCP_SYSFS_MAL_DATA() - -static struct ocp_func_iic_data ibm405gpr_iic0_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; - -OCP_SYSFS_IIC_DATA() - -struct ocp_def core_ocp[] = { - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_OPB, - .index = 0, - .paddr = 0xEF600000, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 0, - .paddr = UART0_IO_BASE, - .irq = UART0_INT, - .pm = IBM_CPM_UART0 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 1, - .paddr = UART1_IO_BASE, - .irq = UART1_INT, - .pm = IBM_CPM_UART1 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .paddr = 0xEF600500, - .irq = 2, - .pm = IBM_CPM_IIC0, - .additions = &ibm405gpr_iic0_def, - .show = &ocp_show_iic_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_GPIO, - .paddr = 0xEF600700, - .irq = OCP_IRQ_NA, - .pm = IBM_CPM_GPIO0 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_MAL, - .paddr = OCP_PADDR_NA, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - .additions = &ibm405gpr_mal0_def, - .show = &ocp_show_mal_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 0, - .paddr = EMAC0_BASE, - .irq = 15, - .pm = IBM_CPM_EMAC0, - .additions = &ibm405gpr_emac0_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_INVALID - } -}; - -/* Polarity and triggering settings for internal interrupt sources */ -struct ppc4xx_uic_settings ppc4xx_core_uic_cfg[] __initdata = { - { .polarity = 0xffffe000, - .triggering = 0x10000000, - .ext_irq_mask = 0x00001fff, /* IRQ7 - IRQ12, IRQ0 - IRQ6 */ - } -}; diff --git a/arch/ppc/platforms/4xx/ibm405gpr.h b/arch/ppc/platforms/4xx/ibm405gpr.h deleted file mode 100644 index 45412fb4368..00000000000 --- a/arch/ppc/platforms/4xx/ibm405gpr.h +++ /dev/null @@ -1,151 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibm405gpr.h - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_IBM405GPR_H__ -#define __ASM_IBM405GPR_H__ - -#include <linux/config.h> - -/* ibm405.h at bottom of this file */ - -/* PCI - * PCI Bridge config reg definitions - * see 17-19 of manual - */ - -#define PPC405_PCI_CONFIG_ADDR 0xeec00000 -#define PPC405_PCI_CONFIG_DATA 0xeec00004 - -#define PPC405_PCI_PHY_MEM_BASE 0x80000000 /* hose_a->pci_mem_offset */ - /* setbat */ -#define PPC405_PCI_MEM_BASE PPC405_PCI_PHY_MEM_BASE /* setbat */ -#define PPC405_PCI_PHY_IO_BASE 0xe8000000 /* setbat */ -#define PPC405_PCI_IO_BASE PPC405_PCI_PHY_IO_BASE /* setbat */ - -#define PPC405_PCI_LOWER_MEM 0x80000000 /* hose_a->mem_space.start */ -#define PPC405_PCI_UPPER_MEM 0xBfffffff /* hose_a->mem_space.end */ -#define PPC405_PCI_LOWER_IO 0x00000000 /* hose_a->io_space.start */ -#define PPC405_PCI_UPPER_IO 0x0000ffff /* hose_a->io_space.end */ - -#define PPC405_ISA_IO_BASE PPC405_PCI_IO_BASE - -#define PPC4xx_PCI_IO_PADDR ((uint)PPC405_PCI_PHY_IO_BASE) -#define PPC4xx_PCI_IO_VADDR PPC4xx_PCI_IO_PADDR -#define PPC4xx_PCI_IO_SIZE ((uint)64*1024) -#define PPC4xx_PCI_CFG_PADDR ((uint)PPC405_PCI_CONFIG_ADDR) -#define PPC4xx_PCI_CFG_VADDR PPC4xx_PCI_CFG_PADDR -#define PPC4xx_PCI_CFG_SIZE ((uint)4*1024) -#define PPC4xx_PCI_LCFG_PADDR ((uint)0xef400000) -#define PPC4xx_PCI_LCFG_VADDR PPC4xx_PCI_LCFG_PADDR -#define PPC4xx_PCI_LCFG_SIZE ((uint)4*1024) -#define PPC4xx_ONB_IO_PADDR ((uint)0xef600000) -#define PPC4xx_ONB_IO_VADDR PPC4xx_ONB_IO_PADDR -#define PPC4xx_ONB_IO_SIZE ((uint)4*1024) - -/* serial port defines */ -#define RS_TABLE_SIZE 2 - -#define UART0_INT 0 -#define UART1_INT 1 - -#define PCIL0_BASE 0xEF400000 -#define UART0_IO_BASE 0xEF600300 -#define UART1_IO_BASE 0xEF600400 -#define EMAC0_BASE 0xEF600800 - -#define BD_EMAC_ADDR(e,i) bi_enetaddr[i] - -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, UART##num##_INT, \ - (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST), \ - iomem_base: (u8 *)UART##num##_IO_BASE, \ - io_type: SERIAL_IO_MEM}, - -#if defined(CONFIG_UART0_TTYS0) -#define SERIAL_DEBUG_IO_BASE UART0_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(0) \ - STD_UART_OP(1) -#endif - -#if defined(CONFIG_UART0_TTYS1) -#define SERIAL_DEBUG_IO_BASE UART1_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(1) \ - STD_UART_OP(0) -#endif - -/* DCR defines */ -#define DCRN_CHCR_BASE 0x0B1 -#define DCRN_CHPSR_BASE 0x0B4 -#define DCRN_CPMSR_BASE 0x0B8 -#define DCRN_CPMFR_BASE 0x0BA - -#define CHR0_U0EC 0x00000080 /* Select external clock for UART0 */ -#define CHR0_U1EC 0x00000040 /* Select external clock for UART1 */ -#define CHR0_UDIV 0x0000003E /* UART internal clock divisor */ -#define CHR1_CETE 0x00800000 /* CPU external timer enable */ - -#define DCRN_CHPSR_BASE 0x0B4 -#define PSR_PLL_FWD_MASK 0xC0000000 -#define PSR_PLL_FDBACK_MASK 0x30000000 -#define PSR_PLL_TUNING_MASK 0x0E000000 -#define PSR_PLB_CPU_MASK 0x01800000 -#define PSR_OPB_PLB_MASK 0x00600000 -#define PSR_PCI_PLB_MASK 0x00180000 -#define PSR_EB_PLB_MASK 0x00060000 -#define PSR_ROM_WIDTH_MASK 0x00018000 -#define PSR_ROM_LOC 0x00004000 -#define PSR_PCI_ASYNC_EN 0x00001000 -#define PSR_PCI_ARBIT_EN 0x00000400 - -#define IBM_CPM_IIC0 0x80000000 /* IIC interface */ -#define IBM_CPM_PCI 0x40000000 /* PCI bridge */ -#define IBM_CPM_CPU 0x20000000 /* processor core */ -#define IBM_CPM_DMA 0x10000000 /* DMA controller */ -#define IBM_CPM_OPB 0x08000000 /* PLB to OPB bridge */ -#define IBM_CPM_DCP 0x04000000 /* CodePack */ -#define IBM_CPM_EBC 0x02000000 /* ROM/SRAM peripheral controller */ -#define IBM_CPM_SDRAM0 0x01000000 /* SDRAM memory controller */ -#define IBM_CPM_PLB 0x00800000 /* PLB bus arbiter */ -#define IBM_CPM_GPIO0 0x00400000 /* General Purpose IO (??) */ -#define IBM_CPM_UART0 0x00200000 /* serial port 0 */ -#define IBM_CPM_UART1 0x00100000 /* serial port 1 */ -#define IBM_CPM_UIC 0x00080000 /* Universal Interrupt Controller */ -#define IBM_CPM_TMRCLK 0x00040000 /* CPU timers */ -#define IBM_CPM_EMAC0 0x00020000 /* on-chip ethernet MM unit */ -#define DFLT_IBM4xx_PM ~(IBM_CPM_PCI | IBM_CPM_CPU | IBM_CPM_DMA \ - | IBM_CPM_OPB | IBM_CPM_EBC \ - | IBM_CPM_SDRAM0 | IBM_CPM_PLB \ - | IBM_CPM_UIC | IBM_CPM_TMRCLK) - -#define DCRN_DMA0_BASE 0x100 -#define DCRN_DMA1_BASE 0x108 -#define DCRN_DMA2_BASE 0x110 -#define DCRN_DMA3_BASE 0x118 -#define DCRNCAP_DMA_SG 1 /* have DMA scatter/gather capability */ -#define DCRN_DMASR_BASE 0x120 -#define DCRN_EBC_BASE 0x012 -#define DCRN_DCP0_BASE 0x014 -#define DCRN_MAL_BASE 0x180 -#define DCRN_OCM0_BASE 0x018 -#define DCRN_PLB0_BASE 0x084 -#define DCRN_PLLMR_BASE 0x0B0 -#define DCRN_POB0_BASE 0x0A0 -#define DCRN_SDRAM0_BASE 0x010 -#define DCRN_UIC0_BASE 0x0C0 -#define UIC0 DCRN_UIC0_BASE - -#include <asm/ibm405.h> - -#endif /* __ASM_IBM405GPR_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/ibm440gp.c b/arch/ppc/platforms/4xx/ibm440gp.c deleted file mode 100644 index 27615ef8309..00000000000 --- a/arch/ppc/platforms/4xx/ibm440gp.c +++ /dev/null @@ -1,164 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibm440gp.c - * - * PPC440GP I/O descriptions - * - * Matt Porter <mporter@mvista.com> - * Copyright 2002-2004 MontaVista Software Inc. - * - * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net> - * Copyright (c) 2003, 2004 Zultys Technologies - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ -#include <linux/init.h> -#include <linux/module.h> -#include <platforms/4xx/ibm440gp.h> -#include <asm/ocp.h> -#include <asm/ppc4xx_pic.h> - -static struct ocp_func_emac_data ibm440gp_emac0_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = 0, /* ZMII device index */ - .zmii_mux = 0, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 0, /* MAL rx channel number */ - .mal_tx_chan = 0, /* MAL tx channel number */ - .wol_irq = 61, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = -1, /* No TAH */ -}; - -static struct ocp_func_emac_data ibm440gp_emac1_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = 0, /* ZMII device index */ - .zmii_mux = 1, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 1, /* MAL rx channel number */ - .mal_tx_chan = 2, /* MAL tx channel number */ - .wol_irq = 63, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = -1, /* No TAH */ -}; -OCP_SYSFS_EMAC_DATA() - -static struct ocp_func_mal_data ibm440gp_mal0_def = { - .num_tx_chans = 4, /* Number of TX channels */ - .num_rx_chans = 2, /* Number of RX channels */ - .txeob_irq = 10, /* TX End Of Buffer IRQ */ - .rxeob_irq = 11, /* RX End Of Buffer IRQ */ - .txde_irq = 33, /* TX Descriptor Error IRQ */ - .rxde_irq = 34, /* RX Descriptor Error IRQ */ - .serr_irq = 32, /* MAL System Error IRQ */ -}; -OCP_SYSFS_MAL_DATA() - -static struct ocp_func_iic_data ibm440gp_iic0_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; - -static struct ocp_func_iic_data ibm440gp_iic1_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; -OCP_SYSFS_IIC_DATA() - -struct ocp_def core_ocp[] = { - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_OPB, - .index = 0, - .paddr = 0x0000000140000000ULL, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 0, - .paddr = PPC440GP_UART0_ADDR, - .irq = UART0_INT, - .pm = IBM_CPM_UART0, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 1, - .paddr = PPC440GP_UART1_ADDR, - .irq = UART1_INT, - .pm = IBM_CPM_UART1, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .index = 0, - .paddr = 0x0000000140000400ULL, - .irq = 2, - .pm = IBM_CPM_IIC0, - .additions = &ibm440gp_iic0_def, - .show = &ocp_show_iic_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .index = 1, - .paddr = 0x0000000140000500ULL, - .irq = 3, - .pm = IBM_CPM_IIC1, - .additions = &ibm440gp_iic1_def, - .show = &ocp_show_iic_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_GPIO, - .index = 0, - .paddr = 0x0000000140000700ULL, - .irq = OCP_IRQ_NA, - .pm = IBM_CPM_GPIO0, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_MAL, - .paddr = OCP_PADDR_NA, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - .additions = &ibm440gp_mal0_def, - .show = &ocp_show_mal_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 0, - .paddr = 0x0000000140000800ULL, - .irq = 60, - .pm = OCP_CPM_NA, - .additions = &ibm440gp_emac0_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 1, - .paddr = 0x0000000140000900ULL, - .irq = 62, - .pm = OCP_CPM_NA, - .additions = &ibm440gp_emac1_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_ZMII, - .paddr = 0x0000000140000780ULL, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_INVALID - } -}; - -/* Polarity and triggering settings for internal interrupt sources */ -struct ppc4xx_uic_settings ppc4xx_core_uic_cfg[] __initdata = { - { .polarity = 0xfffffe03, - .triggering = 0x01c00000, - .ext_irq_mask = 0x000001fc, /* IRQ0 - IRQ6 */ - }, - { .polarity = 0xffffc0ff, - .triggering = 0x00ff8000, - .ext_irq_mask = 0x00003f00, /* IRQ7 - IRQ12 */ - }, -}; diff --git a/arch/ppc/platforms/4xx/ibm440gp.h b/arch/ppc/platforms/4xx/ibm440gp.h deleted file mode 100644 index ae1efc03b29..00000000000 --- a/arch/ppc/platforms/4xx/ibm440gp.h +++ /dev/null @@ -1,66 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibm440gp.h - * - * PPC440GP definitions - * - * Roland Dreier <roland@digitalvampire.org> - * - * Copyright 2002 Roland Dreier - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * This file contains code that was originally in the files ibm44x.h - * and ebony.h, which were written by Matt Porter of MontaVista Software Inc. - */ - -#ifdef __KERNEL__ -#ifndef __PPC_PLATFORMS_IBM440GP_H -#define __PPC_PLATFORMS_IBM440GP_H - -#include <linux/config.h> - -/* UART */ -#define PPC440GP_UART0_ADDR 0x0000000140000200ULL -#define PPC440GP_UART1_ADDR 0x0000000140000300ULL -#define UART0_INT 0 -#define UART1_INT 1 - -/* Clock and Power Management */ -#define IBM_CPM_IIC0 0x80000000 /* IIC interface */ -#define IBM_CPM_IIC1 0x40000000 /* IIC interface */ -#define IBM_CPM_PCI 0x20000000 /* PCI bridge */ -#define IBM_CPM_CPU 0x02000000 /* processor core */ -#define IBM_CPM_DMA 0x01000000 /* DMA controller */ -#define IBM_CPM_BGO 0x00800000 /* PLB to OPB bus arbiter */ -#define IBM_CPM_BGI 0x00400000 /* OPB to PLB bridge */ -#define IBM_CPM_EBC 0x00200000 /* External Bux Controller */ -#define IBM_CPM_EBM 0x00100000 /* Ext Bus Master Interface */ -#define IBM_CPM_DMC 0x00080000 /* SDRAM peripheral controller */ -#define IBM_CPM_PLB 0x00040000 /* PLB bus arbiter */ -#define IBM_CPM_SRAM 0x00020000 /* SRAM memory controller */ -#define IBM_CPM_PPM 0x00002000 /* PLB Performance Monitor */ -#define IBM_CPM_UIC1 0x00001000 /* Universal Interrupt Controller */ -#define IBM_CPM_GPIO0 0x00000800 /* General Purpose IO (??) */ -#define IBM_CPM_GPT 0x00000400 /* General Purpose Timers */ -#define IBM_CPM_UART0 0x00000200 /* serial port 0 */ -#define IBM_CPM_UART1 0x00000100 /* serial port 1 */ -#define IBM_CPM_UIC0 0x00000080 /* Universal Interrupt Controller */ -#define IBM_CPM_TMRCLK 0x00000040 /* CPU timers */ - -#define DFLT_IBM4xx_PM ~(IBM_CPM_UIC | IBM_CPM_UIC1 | IBM_CPM_CPU \ - | IBM_CPM_EBC | IBM_CPM_SRAM | IBM_CPM_BGO \ - | IBM_CPM_EBM | IBM_CPM_PLB | IBM_CPM_OPB \ - | IBM_CPM_TMRCLK | IBM_CPM_DMA | IBM_CPM_PCI) -/* - * Serial port defines - */ -#define RS_TABLE_SIZE 2 - -#include <asm/ibm44x.h> -#include <syslib/ibm440gp_common.h> - -#endif /* __PPC_PLATFORMS_IBM440GP_H */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/ibm440gx.c b/arch/ppc/platforms/4xx/ibm440gx.c deleted file mode 100644 index 1f38f42835b..00000000000 --- a/arch/ppc/platforms/4xx/ibm440gx.c +++ /dev/null @@ -1,234 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibm440gx.c - * - * PPC440GX I/O descriptions - * - * Matt Porter <mporter@mvista.com> - * Copyright 2002-2004 MontaVista Software Inc. - * - * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net> - * Copyright (c) 2003, 2004 Zultys Technologies - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ -#include <linux/init.h> -#include <linux/module.h> -#include <platforms/4xx/ibm440gx.h> -#include <asm/ocp.h> -#include <asm/ppc4xx_pic.h> - -static struct ocp_func_emac_data ibm440gx_emac0_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = 0, /* ZMII device index */ - .zmii_mux = 0, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 0, /* MAL rx channel number */ - .mal_tx_chan = 0, /* MAL tx channel number */ - .wol_irq = 61, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = -1, /* No TAH */ -}; - -static struct ocp_func_emac_data ibm440gx_emac1_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = 0, /* ZMII device index */ - .zmii_mux = 1, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 1, /* MAL rx channel number */ - .mal_tx_chan = 1, /* MAL tx channel number */ - .wol_irq = 63, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = -1, /* No TAH */ -}; - -static struct ocp_func_emac_data ibm440gx_emac2_def = { - .rgmii_idx = 0, /* RGMII device index */ - .rgmii_mux = 0, /* RGMII input of this EMAC */ - .zmii_idx = 0, /* ZMII device index */ - .zmii_mux = 2, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 2, /* MAL rx channel number */ - .mal_tx_chan = 2, /* MAL tx channel number */ - .wol_irq = 65, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = 0, /* TAH device index */ - .jumbo = 1, /* Jumbo frames supported */ -}; - -static struct ocp_func_emac_data ibm440gx_emac3_def = { - .rgmii_idx = 0, /* RGMII device index */ - .rgmii_mux = 1, /* RGMII input of this EMAC */ - .zmii_idx = 0, /* ZMII device index */ - .zmii_mux = 3, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 3, /* MAL rx channel number */ - .mal_tx_chan = 3, /* MAL tx channel number */ - .wol_irq = 67, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = 1, /* TAH device index */ - .jumbo = 1, /* Jumbo frames supported */ -}; -OCP_SYSFS_EMAC_DATA() - -static struct ocp_func_mal_data ibm440gx_mal0_def = { - .num_tx_chans = 4, /* Number of TX channels */ - .num_rx_chans = 4, /* Number of RX channels */ - .txeob_irq = 10, /* TX End Of Buffer IRQ */ - .rxeob_irq = 11, /* RX End Of Buffer IRQ */ - .txde_irq = 33, /* TX Descriptor Error IRQ */ - .rxde_irq = 34, /* RX Descriptor Error IRQ */ - .serr_irq = 32, /* MAL System Error IRQ */ -}; -OCP_SYSFS_MAL_DATA() - -static struct ocp_func_iic_data ibm440gx_iic0_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; - -static struct ocp_func_iic_data ibm440gx_iic1_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; -OCP_SYSFS_IIC_DATA() - -struct ocp_def core_ocp[] = { - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_OPB, - .index = 0, - .paddr = 0x0000000140000000ULL, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 0, - .paddr = PPC440GX_UART0_ADDR, - .irq = UART0_INT, - .pm = IBM_CPM_UART0, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 1, - .paddr = PPC440GX_UART1_ADDR, - .irq = UART1_INT, - .pm = IBM_CPM_UART1, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .index = 0, - .paddr = 0x0000000140000400ULL, - .irq = 2, - .pm = IBM_CPM_IIC0, - .additions = &ibm440gx_iic0_def, - .show = &ocp_show_iic_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .index = 1, - .paddr = 0x0000000140000500ULL, - .irq = 3, - .pm = IBM_CPM_IIC1, - .additions = &ibm440gx_iic1_def, - .show = &ocp_show_iic_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_GPIO, - .index = 0, - .paddr = 0x0000000140000700ULL, - .irq = OCP_IRQ_NA, - .pm = IBM_CPM_GPIO0, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_MAL, - .paddr = OCP_PADDR_NA, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - .additions = &ibm440gx_mal0_def, - .show = &ocp_show_mal_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 0, - .paddr = 0x0000000140000800ULL, - .irq = 60, - .pm = OCP_CPM_NA, - .additions = &ibm440gx_emac0_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 1, - .paddr = 0x0000000140000900ULL, - .irq = 62, - .pm = OCP_CPM_NA, - .additions = &ibm440gx_emac1_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 2, - .paddr = 0x0000000140000C00ULL, - .irq = 64, - .pm = OCP_CPM_NA, - .additions = &ibm440gx_emac2_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 3, - .paddr = 0x0000000140000E00ULL, - .irq = 66, - .pm = OCP_CPM_NA, - .additions = &ibm440gx_emac3_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_RGMII, - .paddr = 0x0000000140000790ULL, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_ZMII, - .paddr = 0x0000000140000780ULL, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_TAH, - .index = 0, - .paddr = 0x0000000140000b50ULL, - .irq = 68, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_TAH, - .index = 1, - .paddr = 0x0000000140000d50ULL, - .irq = 69, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_INVALID - } -}; - -/* Polarity and triggering settings for internal interrupt sources */ -struct ppc4xx_uic_settings ppc4xx_core_uic_cfg[] __initdata = { - { .polarity = 0xfffffe03, - .triggering = 0x01c00000, - .ext_irq_mask = 0x000001fc, /* IRQ0 - IRQ6 */ - }, - { .polarity = 0xffffc0ff, - .triggering = 0x00ff8000, - .ext_irq_mask = 0x00003f00, /* IRQ7 - IRQ12 */ - }, - { .polarity = 0xffff83ff, - .triggering = 0x000f83c0, - .ext_irq_mask = 0x00007c00, /* IRQ13 - IRQ17 */ - }, -}; diff --git a/arch/ppc/platforms/4xx/ibm440gx.h b/arch/ppc/platforms/4xx/ibm440gx.h deleted file mode 100644 index 0b59d8dcd03..00000000000 --- a/arch/ppc/platforms/4xx/ibm440gx.h +++ /dev/null @@ -1,74 +0,0 @@ -/* - * arch/ppc/platforms/ibm440gx.h - * - * PPC440GX definitions - * - * Matt Porter <mporter@mvista.com> - * - * Copyright 2002 Roland Dreier - * Copyright 2003 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifdef __KERNEL__ -#ifndef __PPC_PLATFORMS_IBM440GX_H -#define __PPC_PLATFORMS_IBM440GX_H - -#include <linux/config.h> - -#include <asm/ibm44x.h> - -/* UART */ -#define PPC440GX_UART0_ADDR 0x0000000140000200ULL -#define PPC440GX_UART1_ADDR 0x0000000140000300ULL -#define UART0_INT 0 -#define UART1_INT 1 - -/* Clock and Power Management */ -#define IBM_CPM_IIC0 0x80000000 /* IIC interface */ -#define IBM_CPM_IIC1 0x40000000 /* IIC interface */ -#define IBM_CPM_PCI 0x20000000 /* PCI bridge */ -#define IBM_CPM_RGMII 0x10000000 /* RGMII */ -#define IBM_CPM_TAHOE0 0x08000000 /* TAHOE 0 */ -#define IBM_CPM_TAHOE1 0x04000000 /* TAHOE 1 */ -#define IBM_CPM_CPU 0x02000000 /* processor core */ -#define IBM_CPM_DMA 0x01000000 /* DMA controller */ -#define IBM_CPM_BGO 0x00800000 /* PLB to OPB bus arbiter */ -#define IBM_CPM_BGI 0x00400000 /* OPB to PLB bridge */ -#define IBM_CPM_EBC 0x00200000 /* External Bux Controller */ -#define IBM_CPM_EBM 0x00100000 /* Ext Bus Master Interface */ -#define IBM_CPM_DMC 0x00080000 /* SDRAM peripheral controller */ -#define IBM_CPM_PLB 0x00040000 /* PLB bus arbiter */ -#define IBM_CPM_SRAM 0x00020000 /* SRAM memory controller */ -#define IBM_CPM_PPM 0x00002000 /* PLB Performance Monitor */ -#define IBM_CPM_UIC1 0x00001000 /* Universal Interrupt Controller */ -#define IBM_CPM_GPIO0 0x00000800 /* General Purpose IO (??) */ -#define IBM_CPM_GPT 0x00000400 /* General Purpose Timers */ -#define IBM_CPM_UART0 0x00000200 /* serial port 0 */ -#define IBM_CPM_UART1 0x00000100 /* serial port 1 */ -#define IBM_CPM_UIC0 0x00000080 /* Universal Interrupt Controller */ -#define IBM_CPM_TMRCLK 0x00000040 /* CPU timers */ -#define IBM_CPM_EMAC0 0x00000020 /* EMAC 0 */ -#define IBM_CPM_EMAC1 0x00000010 /* EMAC 1 */ -#define IBM_CPM_EMAC2 0x00000008 /* EMAC 2 */ -#define IBM_CPM_EMAC3 0x00000004 /* EMAC 3 */ - -#define DFLT_IBM4xx_PM ~(IBM_CPM_UIC | IBM_CPM_UIC1 | IBM_CPM_CPU \ - | IBM_CPM_EBC | IBM_CPM_SRAM | IBM_CPM_BGO \ - | IBM_CPM_EBM | IBM_CPM_PLB | IBM_CPM_OPB \ - | IBM_CPM_TMRCLK | IBM_CPM_DMA | IBM_CPM_PCI \ - | IBM_CPM_TAHOE0 | IBM_CPM_TAHOE1 \ - | IBM_CPM_EMAC0 | IBM_CPM_EMAC1 \ - | IBM_CPM_EMAC2 | IBM_CPM_EMAC3 ) -/* - * Serial port defines - */ -#define RS_TABLE_SIZE 2 - -#endif /* __PPC_PLATFORMS_IBM440GX_H */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/ibm440sp.c b/arch/ppc/platforms/4xx/ibm440sp.c deleted file mode 100644 index fa3e003a0db..00000000000 --- a/arch/ppc/platforms/4xx/ibm440sp.c +++ /dev/null @@ -1,131 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibm440sp.c - * - * PPC440SP I/O descriptions - * - * Matt Porter <mporter@kernel.crashing.org> - * Copyright 2002-2005 MontaVista Software Inc. - * - * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net> - * Copyright (c) 2003, 2004 Zultys Technologies - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ -#include <linux/init.h> -#include <linux/module.h> -#include <platforms/4xx/ibm440sp.h> -#include <asm/ocp.h> - -static struct ocp_func_emac_data ibm440sp_emac0_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = -1, /* No ZMII */ - .zmii_mux = -1, /* No ZMII */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 0, /* MAL rx channel number */ - .mal_tx_chan = 0, /* MAL tx channel number */ - .wol_irq = 61, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = -1, /* No TAH */ - .jumbo = 1, /* Jumbo frames supported */ -}; -OCP_SYSFS_EMAC_DATA() - -static struct ocp_func_mal_data ibm440sp_mal0_def = { - .num_tx_chans = 1, /* Number of TX channels */ - .num_rx_chans = 1, /* Number of RX channels */ - .txeob_irq = 38, /* TX End Of Buffer IRQ */ - .rxeob_irq = 39, /* RX End Of Buffer IRQ */ - .txde_irq = 34, /* TX Descriptor Error IRQ */ - .rxde_irq = 35, /* RX Descriptor Error IRQ */ - .serr_irq = 33, /* MAL System Error IRQ */ -}; -OCP_SYSFS_MAL_DATA() - -static struct ocp_func_iic_data ibm440sp_iic0_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; - -static struct ocp_func_iic_data ibm440sp_iic1_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; -OCP_SYSFS_IIC_DATA() - -struct ocp_def core_ocp[] = { - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_OPB, - .index = 0, - .paddr = 0x0000000140000000ULL, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 0, - .paddr = PPC440SP_UART0_ADDR, - .irq = UART0_INT, - .pm = IBM_CPM_UART0, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 1, - .paddr = PPC440SP_UART1_ADDR, - .irq = UART1_INT, - .pm = IBM_CPM_UART1, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 2, - .paddr = PPC440SP_UART2_ADDR, - .irq = UART2_INT, - .pm = IBM_CPM_UART2, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .index = 0, - .paddr = 0x00000001f0000400ULL, - .irq = 2, - .pm = IBM_CPM_IIC0, - .additions = &ibm440sp_iic0_def, - .show = &ocp_show_iic_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .index = 1, - .paddr = 0x00000001f0000500ULL, - .irq = 3, - .pm = IBM_CPM_IIC1, - .additions = &ibm440sp_iic1_def, - .show = &ocp_show_iic_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_GPIO, - .index = 0, - .paddr = 0x00000001f0000700ULL, - .irq = OCP_IRQ_NA, - .pm = IBM_CPM_GPIO0, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_MAL, - .paddr = OCP_PADDR_NA, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - .additions = &ibm440sp_mal0_def, - .show = &ocp_show_mal_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 0, - .paddr = 0x00000001f0000800ULL, - .irq = 60, - .pm = OCP_CPM_NA, - .additions = &ibm440sp_emac0_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_INVALID - } -}; diff --git a/arch/ppc/platforms/4xx/ibm440sp.h b/arch/ppc/platforms/4xx/ibm440sp.h deleted file mode 100644 index c71e46a18b9..00000000000 --- a/arch/ppc/platforms/4xx/ibm440sp.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibm440sp.h - * - * PPC440SP definitions - * - * Matt Porter <mporter@kernel.crashing.org> - * - * Copyright 2004-2005 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#ifdef __KERNEL__ -#ifndef __PPC_PLATFORMS_IBM440SP_H -#define __PPC_PLATFORMS_IBM440SP_H - -#include <linux/config.h> - -#include <asm/ibm44x.h> - -/* UART */ -#define PPC440SP_UART0_ADDR 0x00000001f0000200ULL -#define PPC440SP_UART1_ADDR 0x00000001f0000300ULL -#define PPC440SP_UART2_ADDR 0x00000001f0000600ULL -#define UART0_INT 0 -#define UART1_INT 1 -#define UART2_INT 2 - -/* Clock and Power Management */ -#define IBM_CPM_IIC0 0x80000000 /* IIC interface */ -#define IBM_CPM_IIC1 0x40000000 /* IIC interface */ -#define IBM_CPM_PCI 0x20000000 /* PCI bridge */ -#define IBM_CPM_CPU 0x02000000 /* processor core */ -#define IBM_CPM_DMA 0x01000000 /* DMA controller */ -#define IBM_CPM_BGO 0x00800000 /* PLB to OPB bus arbiter */ -#define IBM_CPM_BGI 0x00400000 /* OPB to PLB bridge */ -#define IBM_CPM_EBC 0x00200000 /* External Bux Controller */ -#define IBM_CPM_EBM 0x00100000 /* Ext Bus Master Interface */ -#define IBM_CPM_DMC 0x00080000 /* SDRAM peripheral controller */ -#define IBM_CPM_PLB 0x00040000 /* PLB bus arbiter */ -#define IBM_CPM_SRAM 0x00020000 /* SRAM memory controller */ -#define IBM_CPM_PPM 0x00002000 /* PLB Performance Monitor */ -#define IBM_CPM_UIC1 0x00001000 /* Universal Interrupt Controller */ -#define IBM_CPM_GPIO0 0x00000800 /* General Purpose IO (??) */ -#define IBM_CPM_GPT 0x00000400 /* General Purpose Timers */ -#define IBM_CPM_UART0 0x00000200 /* serial port 0 */ -#define IBM_CPM_UART1 0x00000100 /* serial port 1 */ -#define IBM_CPM_UART2 0x00000100 /* serial port 1 */ -#define IBM_CPM_UIC0 0x00000080 /* Universal Interrupt Controller */ -#define IBM_CPM_TMRCLK 0x00000040 /* CPU timers */ -#define IBM_CPM_EMAC0 0x00000020 /* EMAC 0 */ - -#define DFLT_IBM4xx_PM ~(IBM_CPM_UIC | IBM_CPM_UIC1 | IBM_CPM_CPU \ - | IBM_CPM_EBC | IBM_CPM_SRAM | IBM_CPM_BGO \ - | IBM_CPM_EBM | IBM_CPM_PLB | IBM_CPM_OPB \ - | IBM_CPM_TMRCLK | IBM_CPM_DMA | IBM_CPM_PCI \ - | IBM_CPM_TAHOE0 | IBM_CPM_TAHOE1 \ - | IBM_CPM_EMAC0 | IBM_CPM_EMAC1 \ - | IBM_CPM_EMAC2 | IBM_CPM_EMAC3 ) -#endif /* __PPC_PLATFORMS_IBM440SP_H */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/ibmnp405h.c b/arch/ppc/platforms/4xx/ibmnp405h.c deleted file mode 100644 index ecdc5be6ae2..00000000000 --- a/arch/ppc/platforms/4xx/ibmnp405h.c +++ /dev/null @@ -1,172 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibmnp405h.c - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2000-2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <asm/ocp.h> -#include <platforms/4xx/ibmnp405h.h> - -static struct ocp_func_emac_data ibmnp405h_emac0_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = 0, /* ZMII device index */ - .zmii_mux = 0, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 0, /* MAL rx channel number */ - .mal_tx_chan = 0, /* MAL tx channel number */ - .wol_irq = 41, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = -1, /* No TAH */ -}; - -static struct ocp_func_emac_data ibmnp405h_emac1_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = 0, /* ZMII device index */ - .zmii_mux = 1, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 1, /* MAL rx channel number */ - .mal_tx_chan = 1, /* MAL tx channel number */ - .wol_irq = 41, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = -1, /* No TAH */ -}; -static struct ocp_func_emac_data ibmnp405h_emac2_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = 0, /* ZMII device index */ - .zmii_mux = 2, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 2, /* MAL rx channel number */ - .mal_tx_chan = 2, /* MAL tx channel number */ - .wol_irq = 41, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = -1, /* No TAH */ -}; -static struct ocp_func_emac_data ibmnp405h_emac3_def = { - .rgmii_idx = -1, /* No RGMII */ - .rgmii_mux = -1, /* No RGMII */ - .zmii_idx = 0, /* ZMII device index */ - .zmii_mux = 3, /* ZMII input of this EMAC */ - .mal_idx = 0, /* MAL device index */ - .mal_rx_chan = 3, /* MAL rx channel number */ - .mal_tx_chan = 3, /* MAL tx channel number */ - .wol_irq = 41, /* WOL interrupt number */ - .mdio_idx = -1, /* No shared MDIO */ - .tah_idx = -1, /* No TAH */ -}; -OCP_SYSFS_EMAC_DATA() - -static struct ocp_func_mal_data ibmnp405h_mal0_def = { - .num_tx_chans = 8, /* Number of TX channels */ - .num_rx_chans = 4, /* Number of RX channels */ - .txeob_irq = 17, /* TX End Of Buffer IRQ */ - .rxeob_irq = 18, /* RX End Of Buffer IRQ */ - .txde_irq = 46, /* TX Descriptor Error IRQ */ - .rxde_irq = 47, /* RX Descriptor Error IRQ */ - .serr_irq = 45, /* MAL System Error IRQ */ -}; -OCP_SYSFS_MAL_DATA() - -static struct ocp_func_iic_data ibmnp405h_iic0_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; -OCP_SYSFS_IIC_DATA() - -struct ocp_def core_ocp[] = { - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_OPB, - .index = 0, - .paddr = 0xEF600000, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 0, - .paddr = UART0_IO_BASE, - .irq = UART0_INT, - .pm = IBM_CPM_UART0 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 1, - .paddr = UART1_IO_BASE, - .irq = UART1_INT, - .pm = IBM_CPM_UART1 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .paddr = 0xEF600500, - .irq = 2, - .pm = IBM_CPM_IIC0, - .additions = &ibmnp405h_iic0_def, - .show = &ocp_show_iic_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_GPIO, - .paddr = 0xEF600700, - .irq = OCP_IRQ_NA, - .pm = IBM_CPM_GPIO0 - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_MAL, - .paddr = OCP_PADDR_NA, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - .additions = &ibmnp405h_mal0_def, - .show = &ocp_show_mal_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 0, - .paddr = EMAC0_BASE, - .irq = 37, - .pm = IBM_CPM_EMAC0, - .additions = &ibmnp405h_emac0_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 1, - .paddr = 0xEF600900, - .irq = 38, - .pm = IBM_CPM_EMAC1, - .additions = &ibmnp405h_emac1_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 2, - .paddr = 0xEF600a00, - .irq = 39, - .pm = IBM_CPM_EMAC2, - .additions = &ibmnp405h_emac2_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_EMAC, - .index = 3, - .paddr = 0xEF600b00, - .irq = 40, - .pm = IBM_CPM_EMAC3, - .additions = &ibmnp405h_emac3_def, - .show = &ocp_show_emac_data, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_ZMII, - .paddr = 0xEF600C10, - .irq = OCP_IRQ_NA, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_INVALID - } -}; diff --git a/arch/ppc/platforms/4xx/ibmnp405h.h b/arch/ppc/platforms/4xx/ibmnp405h.h deleted file mode 100644 index e2c2b06128c..00000000000 --- a/arch/ppc/platforms/4xx/ibmnp405h.h +++ /dev/null @@ -1,157 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibmnp405h.h - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_IBMNP405H_H__ -#define __ASM_IBMNP405H_H__ - -#include <linux/config.h> - -/* ibm405.h at bottom of this file */ - -#define PPC405_PCI_CONFIG_ADDR 0xeec00000 -#define PPC405_PCI_CONFIG_DATA 0xeec00004 -#define PPC405_PCI_PHY_MEM_BASE 0x80000000 /* hose_a->pci_mem_offset */ - /* setbat */ -#define PPC405_PCI_MEM_BASE PPC405_PCI_PHY_MEM_BASE /* setbat */ -#define PPC405_PCI_PHY_IO_BASE 0xe8000000 /* setbat */ -#define PPC405_PCI_IO_BASE PPC405_PCI_PHY_IO_BASE /* setbat */ - -#define PPC405_PCI_LOWER_MEM 0x00000000 /* hose_a->mem_space.start */ -#define PPC405_PCI_UPPER_MEM 0xBfffffff /* hose_a->mem_space.end */ -#define PPC405_PCI_LOWER_IO 0x00000000 /* hose_a->io_space.start */ -#define PPC405_PCI_UPPER_IO 0x0000ffff /* hose_a->io_space.end */ - -#define PPC405_ISA_IO_BASE PPC405_PCI_IO_BASE - -#define PPC4xx_PCI_IO_ADDR ((uint)PPC405_PCI_PHY_IO_BASE) -#define PPC4xx_PCI_IO_SIZE ((uint)64*1024) -#define PPC4xx_PCI_CFG_ADDR ((uint)PPC405_PCI_CONFIG_ADDR) -#define PPC4xx_PCI_CFG_SIZE ((uint)4*1024) -#define PPC4xx_PCI_LCFG_ADDR ((uint)0xef400000) -#define PPC4xx_PCI_LCFG_SIZE ((uint)4*1024) -#define PPC4xx_ONB_IO_ADDR ((uint)0xef600000) -#define PPC4xx_ONB_IO_SIZE ((uint)4*1024) - -/* serial port defines */ -#define RS_TABLE_SIZE 4 - -#define UART0_INT 0 -#define UART1_INT 1 -#define PCIL0_BASE 0xEF400000 -#define UART0_IO_BASE 0xEF600300 -#define UART1_IO_BASE 0xEF600400 -#define OPB0_BASE 0xEF600600 -#define EMAC0_BASE 0xEF600800 - -#define BD_EMAC_ADDR(e,i) bi_enetaddr[e][i] - -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, UART##num##_INT, \ - (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST), \ - iomem_base:(u8 *) UART##num##_IO_BASE, \ - io_type: SERIAL_IO_MEM}, - -#if defined(CONFIG_UART0_TTYS0) -#define SERIAL_DEBUG_IO_BASE UART0_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(0) \ - STD_UART_OP(1) -#endif - -#if defined(CONFIG_UART0_TTYS1) -#define SERIAL_DEBUG_IO_BASE UART0_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(1) \ - STD_UART_OP(0) -#endif - -/* DCR defines */ -/* ------------------------------------------------------------------------- */ - -#define DCRN_CHCR_BASE 0x0F1 -#define DCRN_CHPSR_BASE 0x0B4 -#define DCRN_CPMSR_BASE 0x0BA -#define DCRN_CPMFR_BASE 0x0B9 -#define DCRN_CPMER_BASE 0x0B8 - -/* CPM Clocking & Power Mangement defines */ -#define IBM_CPM_PCI 0x40000000 /* PCI */ -#define IBM_CPM_EMAC2 0x20000000 /* EMAC 2 MII */ -#define IBM_CPM_EMAC3 0x04000000 /* EMAC 3 MII */ -#define IBM_CPM_EMAC0 0x00800000 /* EMAC 0 MII */ -#define IBM_CPM_EMAC1 0x00100000 /* EMAC 1 MII */ -#define IBM_CPM_EMMII 0 /* Shift value for MII */ -#define IBM_CPM_EMRX 1 /* Shift value for recv */ -#define IBM_CPM_EMTX 2 /* Shift value for MAC */ -#define IBM_CPM_UIC1 0x00020000 /* Universal Interrupt Controller */ -#define IBM_CPM_UIC0 0x00010000 /* Universal Interrupt Controller */ -#define IBM_CPM_CPU 0x00008000 /* processor core */ -#define IBM_CPM_EBC 0x00004000 /* ROM/SRAM peripheral controller */ -#define IBM_CPM_SDRAM0 0x00002000 /* SDRAM memory controller */ -#define IBM_CPM_GPIO0 0x00001000 /* General Purpose IO (??) */ -#define IBM_CPM_HDLC 0x00000800 /* HDCL */ -#define IBM_CPM_TMRCLK 0x00000400 /* CPU timers */ -#define IBM_CPM_PLB 0x00000100 /* PLB bus arbiter */ -#define IBM_CPM_OPB 0x00000080 /* PLB to OPB bridge */ -#define IBM_CPM_DMA 0x00000040 /* DMA controller */ -#define IBM_CPM_IIC0 0x00000010 /* IIC interface */ -#define IBM_CPM_UART0 0x00000002 /* serial port 0 */ -#define IBM_CPM_UART1 0x00000001 /* serial port 1 */ -/* this is the default setting for devices put to sleep when booting */ - -#define DFLT_IBM4xx_PM ~(IBM_CPM_UIC0 | IBM_CPM_UIC1 | IBM_CPM_CPU \ - | IBM_CPM_EBC | IBM_CPM_SDRAM0 | IBM_CPM_PLB \ - | IBM_CPM_OPB | IBM_CPM_TMRCLK | IBM_CPM_DMA \ - | IBM_CPM_EMAC0 | IBM_CPM_EMAC1 | IBM_CPM_EMAC2 \ - | IBM_CPM_EMAC3 | IBM_CPM_PCI) - -#define DCRN_DMA0_BASE 0x100 -#define DCRN_DMA1_BASE 0x108 -#define DCRN_DMA2_BASE 0x110 -#define DCRN_DMA3_BASE 0x118 -#define DCRNCAP_DMA_SG 1 /* have DMA scatter/gather capability */ -#define DCRN_DMASR_BASE 0x120 -#define DCRN_EBC_BASE 0x012 -#define DCRN_DCP0_BASE 0x014 -#define DCRN_MAL_BASE 0x180 -#define DCRN_OCM0_BASE 0x018 -#define DCRN_PLB0_BASE 0x084 -#define DCRN_PLLMR_BASE 0x0B0 -#define DCRN_POB0_BASE 0x0A0 -#define DCRN_SDRAM0_BASE 0x010 -#define DCRN_UIC0_BASE 0x0C0 -#define DCRN_UIC1_BASE 0x0D0 -#define DCRN_CPC0_EPRCSR 0x0F3 - -#define UIC0_UIC1NC 0x00000002 - -#define CHR1_CETE 0x00000004 /* CPU external timer enable */ -#define UIC0 DCRN_UIC0_BASE -#define UIC1 DCRN_UIC1_BASE - -#undef NR_UICS -#define NR_UICS 2 - -/* EMAC DCRN's FIXME: armin */ -#define DCRN_MALRXCTP2R(base) ((base) + 0x42) /* Channel Rx 2 Channel Table Pointer */ -#define DCRN_MALRXCTP3R(base) ((base) + 0x43) /* Channel Rx 3 Channel Table Pointer */ -#define DCRN_MALTXCTP4R(base) ((base) + 0x24) /* Channel Tx 4 Channel Table Pointer */ -#define DCRN_MALTXCTP5R(base) ((base) + 0x25) /* Channel Tx 5 Channel Table Pointer */ -#define DCRN_MALTXCTP6R(base) ((base) + 0x26) /* Channel Tx 6 Channel Table Pointer */ -#define DCRN_MALTXCTP7R(base) ((base) + 0x27) /* Channel Tx 7 Channel Table Pointer */ -#define DCRN_MALRCBS2(base) ((base) + 0x62) /* Channel Rx 2 Channel Buffer Size */ -#define DCRN_MALRCBS3(base) ((base) + 0x63) /* Channel Rx 3 Channel Buffer Size */ - -#include <asm/ibm405.h> - -#endif /* __ASM_IBMNP405H_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/ibmstb4.c b/arch/ppc/platforms/4xx/ibmstb4.c deleted file mode 100644 index 874d16bab73..00000000000 --- a/arch/ppc/platforms/4xx/ibmstb4.c +++ /dev/null @@ -1,83 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibmstb4.c - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2000-2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/init.h> -#include <asm/ocp.h> -#include <platforms/4xx/ibmstb4.h> - -static struct ocp_func_iic_data ibmstb4_iic0_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; - -static struct ocp_func_iic_data ibmstb4_iic1_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; -OCP_SYSFS_IIC_DATA() - -struct ocp_def core_ocp[] __initdata = { - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 0, - .paddr = UART0_IO_BASE, - .irq = UART0_INT, - .pm = IBM_CPM_UART0, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 1, - .paddr = UART1_IO_BASE, - .irq = UART1_INT, - .pm = IBM_CPM_UART1, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 2, - .paddr = UART2_IO_BASE, - .irq = UART2_INT, - .pm = IBM_CPM_UART2, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .paddr = IIC0_BASE, - .irq = IIC0_IRQ, - .pm = IBM_CPM_IIC0, - .additions = &ibmstb4_iic0_def, - .show = &ocp_show_iic_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .paddr = IIC1_BASE, - .irq = IIC1_IRQ, - .pm = IBM_CPM_IIC1, - .additions = &ibmstb4_iic1_def, - .show = &ocp_show_iic_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_GPIO, - .paddr = GPIO0_BASE, - .irq = OCP_IRQ_NA, - .pm = IBM_CPM_GPIO0, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IDE, - .paddr = IDE0_BASE, - .irq = IDE0_IRQ, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_USB, - .paddr = USB0_BASE, - .irq = USB0_IRQ, - .pm = OCP_CPM_NA, - }, - { .vendor = OCP_VENDOR_INVALID, - } -}; diff --git a/arch/ppc/platforms/4xx/ibmstb4.h b/arch/ppc/platforms/4xx/ibmstb4.h deleted file mode 100644 index bcb4b1ee71f..00000000000 --- a/arch/ppc/platforms/4xx/ibmstb4.h +++ /dev/null @@ -1,238 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibmstb4.h - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_IBMSTB4_H__ -#define __ASM_IBMSTB4_H__ - -#include <linux/config.h> - -/* serial port defines */ -#define STB04xxx_IO_BASE ((uint)0xe0000000) -#define PPC4xx_PCI_IO_ADDR STB04xxx_IO_BASE -#define PPC4xx_ONB_IO_PADDR STB04xxx_IO_BASE -#define PPC4xx_ONB_IO_VADDR ((uint)0xe0000000) -#define PPC4xx_ONB_IO_SIZE ((uint)14*64*1024) - -/* - * map STB04xxx internal i/o address (0x400x00xx) to an address - * which is below the 2GB limit... - * - * 4000 000x uart1 -> 0xe000 000x - * 4001 00xx ppu - * 4002 00xx smart card - * 4003 000x iic - * 4004 000x uart0 - * 4005 0xxx timer - * 4006 00xx gpio - * 4007 00xx smart card - * 400b 000x iic - * 400c 000x scp - * 400d 000x modem - * 400e 000x uart2 -*/ -#define STB04xxx_MAP_IO_ADDR(a) (((uint)(a)) + (STB04xxx_IO_BASE - 0x40000000)) - -#define RS_TABLE_SIZE 3 -#define UART0_INT 20 - -#ifdef __BOOTER__ -#define UART0_IO_BASE 0x40040000 -#else -#define UART0_IO_BASE 0xe0040000 -#endif - -#define UART1_INT 21 - -#ifdef __BOOTER__ -#define UART1_IO_BASE 0x40000000 -#else -#define UART1_IO_BASE 0xe0000000 -#endif - -#define UART2_INT 31 -#ifdef __BOOTER__ -#define UART2_IO_BASE 0x400e0000 -#else -#define UART2_IO_BASE 0xe00e0000 -#endif - -#define IDE0_BASE 0x400F0000 -#define IDE0_SIZE 0x200 -#define IDE0_IRQ 25 -#define IIC0_BASE 0x40030000 -#define IIC1_BASE 0x400b0000 -#define OPB0_BASE 0x40000000 -#define GPIO0_BASE 0x40060000 - -#define USB0_IRQ 18 -#define USB0_BASE STB04xxx_MAP_IO_ADDR(0x40010000) -#define USB0_EXTENT 4096 - -#define IIC_NUMS 2 -#define UART_NUMS 3 -#define IIC0_IRQ 9 -#define IIC1_IRQ 10 -#define IIC_OWN 0x55 -#define IIC_CLOCK 50 - -#define BD_EMAC_ADDR(e,i) bi_enetaddr[i] - -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, UART##num##_INT, \ - (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST), \ - iomem_base: (u8 *)UART##num##_IO_BASE, \ - io_type: SERIAL_IO_MEM}, - -#if defined(CONFIG_UART0_TTYS0) -#define SERIAL_DEBUG_IO_BASE UART0_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(0) \ - STD_UART_OP(1) \ - STD_UART_OP(2) -#endif - -#if defined(CONFIG_UART0_TTYS1) -#define SERIAL_DEBUG_IO_BASE UART2_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(1) \ - STD_UART_OP(0) \ - STD_UART_OP(2) -#endif - -#if defined(CONFIG_UART0_TTYS2) -#define SERIAL_DEBUG_IO_BASE UART2_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(2) \ - STD_UART_OP(0) \ - STD_UART_OP(1) -#endif - -#define DCRN_BE_BASE 0x090 -#define DCRN_DMA0_BASE 0x0C0 -#define DCRN_DMA1_BASE 0x0C8 -#define DCRN_DMA2_BASE 0x0D0 -#define DCRN_DMA3_BASE 0x0D8 -#define DCRNCAP_DMA_CC 1 /* have DMA chained count capability */ -#define DCRN_DMASR_BASE 0x0E0 -#define DCRN_PLB0_BASE 0x054 -#define DCRN_PLB1_BASE 0x064 -#define DCRN_POB0_BASE 0x0B0 -#define DCRN_SCCR_BASE 0x120 -#define DCRN_UIC0_BASE 0x040 -#define DCRN_BE_BASE 0x090 -#define DCRN_DMA0_BASE 0x0C0 -#define DCRN_DMA1_BASE 0x0C8 -#define DCRN_DMA2_BASE 0x0D0 -#define DCRN_DMA3_BASE 0x0D8 -#define DCRN_CIC_BASE 0x030 -#define DCRN_DMASR_BASE 0x0E0 -#define DCRN_EBIMC_BASE 0x070 -#define DCRN_DCRX_BASE 0x020 -#define DCRN_CPMFR_BASE 0x102 -#define DCRN_SCCR_BASE 0x120 -#define UIC0 DCRN_UIC0_BASE - -#define IBM_CPM_IIC0 0x80000000 /* IIC 0 interface */ -#define IBM_CPM_USB0 0x40000000 /* IEEE-1284 */ -#define IBM_CPM_IIC1 0x20000000 /* IIC 1 interface */ -#define IBM_CPM_CPU 0x10000000 /* PPC405B3 clock control */ -#define IBM_CPM_AUD 0x08000000 /* Audio Decoder */ -#define IBM_CPM_EBIU 0x04000000 /* External Bus Interface Unit */ -#define IBM_CPM_SDRAM1 0x02000000 /* SDRAM 1 memory controller */ -#define IBM_CPM_DMA 0x01000000 /* DMA controller */ -#define IBM_CPM_DMA1 0x00800000 /* reserved */ -#define IBM_CPM_XPT1 0x00400000 /* reserved */ -#define IBM_CPM_XPT2 0x00200000 /* reserved */ -#define IBM_CPM_UART1 0x00100000 /* Serial 1 / Infrared */ -#define IBM_CPM_UART0 0x00080000 /* Serial 0 / 16550 */ -#define IBM_CPM_EPI 0x00040000 /* DCR Extension */ -#define IBM_CPM_SC0 0x00020000 /* Smart Card 0 */ -#define IBM_CPM_VID 0x00010000 /* reserved */ -#define IBM_CPM_SC1 0x00008000 /* Smart Card 1 */ -#define IBM_CPM_USBSDRA 0x00004000 /* SDRAM 0 memory controller */ -#define IBM_CPM_XPT0 0x00002000 /* Transport - 54 Mhz */ -#define IBM_CPM_CBS 0x00001000 /* Cross Bar Switch */ -#define IBM_CPM_GPT 0x00000800 /* GPTPWM */ -#define IBM_CPM_GPIO0 0x00000400 /* General Purpose IO 0 */ -#define IBM_CPM_DENC 0x00000200 /* Digital video Encoder */ -#define IBM_CPM_TMRCLK 0x00000100 /* CPU timers */ -#define IBM_CPM_XPT27 0x00000080 /* Transport - 27 Mhz */ -#define IBM_CPM_UIC 0x00000040 /* Universal Interrupt Controller */ -#define IBM_CPM_SSP 0x00000010 /* Modem Serial Interface (SSP) */ -#define IBM_CPM_UART2 0x00000008 /* Serial Control Port */ -#define IBM_CPM_DDIO 0x00000004 /* Descrambler */ -#define IBM_CPM_VID2 0x00000002 /* Video Decoder clock domain 2 */ - -#define DFLT_IBM4xx_PM ~(IBM_CPM_CPU | IBM_CPM_EBIU | IBM_CPM_SDRAM1 \ - | IBM_CPM_DMA | IBM_CPM_DMA1 | IBM_CPM_CBS \ - | IBM_CPM_USBSDRA | IBM_CPM_XPT0 | IBM_CPM_TMRCLK \ - | IBM_CPM_XPT27 | IBM_CPM_UIC ) - -#define DCRN_BEAR (DCRN_BE_BASE + 0x0) /* Bus Error Address Register */ -#define DCRN_BESR (DCRN_BE_BASE + 0x1) /* Bus Error Syndrome Register */ -/* DCRN_BESR */ -#define BESR_DSES 0x80000000 /* Data-Side Error Status */ -#define BESR_DMES 0x40000000 /* DMA Error Status */ -#define BESR_RWS 0x20000000 /* Read/Write Status */ -#define BESR_ETMASK 0x1C000000 /* Error Type */ -#define ET_PROT 0 -#define ET_PARITY 1 -#define ET_NCFG 2 -#define ET_BUSERR 4 -#define ET_BUSTO 6 - -#define CHR1_CETE 0x00800000 /* CPU external timer enable */ -#define CHR1_PCIPW 0x00008000 /* PCI Int enable/Peripheral Write enable */ - -#define DCRN_CICCR (DCRN_CIC_BASE + 0x0) /* CIC Control Register */ -#define DCRN_DMAS1 (DCRN_CIC_BASE + 0x1) /* DMA Select1 Register */ -#define DCRN_DMAS2 (DCRN_CIC_BASE + 0x2) /* DMA Select2 Register */ -#define DCRN_CICVCR (DCRN_CIC_BASE + 0x3) /* CIC Video COntro Register */ -#define DCRN_CICSEL3 (DCRN_CIC_BASE + 0x5) /* CIC Select 3 Register */ -#define DCRN_SGPO (DCRN_CIC_BASE + 0x6) /* CIC GPIO Output Register */ -#define DCRN_SGPOD (DCRN_CIC_BASE + 0x7) /* CIC GPIO OD Register */ -#define DCRN_SGPTC (DCRN_CIC_BASE + 0x8) /* CIC GPIO Tristate Ctrl Reg */ -#define DCRN_SGPI (DCRN_CIC_BASE + 0x9) /* CIC GPIO Input Reg */ - -#define DCRN_DCRXICR (DCRN_DCRX_BASE + 0x0) /* Internal Control Register */ -#define DCRN_DCRXISR (DCRN_DCRX_BASE + 0x1) /* Internal Status Register */ -#define DCRN_DCRXECR (DCRN_DCRX_BASE + 0x2) /* External Control Register */ -#define DCRN_DCRXESR (DCRN_DCRX_BASE + 0x3) /* External Status Register */ -#define DCRN_DCRXTAR (DCRN_DCRX_BASE + 0x4) /* Target Address Register */ -#define DCRN_DCRXTDR (DCRN_DCRX_BASE + 0x5) /* Target Data Register */ -#define DCRN_DCRXIGR (DCRN_DCRX_BASE + 0x6) /* Interrupt Generation Register */ -#define DCRN_DCRXBCR (DCRN_DCRX_BASE + 0x7) /* Line Buffer Control Register */ - -#define DCRN_BRCRH0 (DCRN_EBIMC_BASE + 0x0) /* Bus Region Config High 0 */ -#define DCRN_BRCRH1 (DCRN_EBIMC_BASE + 0x1) /* Bus Region Config High 1 */ -#define DCRN_BRCRH2 (DCRN_EBIMC_BASE + 0x2) /* Bus Region Config High 2 */ -#define DCRN_BRCRH3 (DCRN_EBIMC_BASE + 0x3) /* Bus Region Config High 3 */ -#define DCRN_BRCRH4 (DCRN_EBIMC_BASE + 0x4) /* Bus Region Config High 4 */ -#define DCRN_BRCRH5 (DCRN_EBIMC_BASE + 0x5) /* Bus Region Config High 5 */ -#define DCRN_BRCRH6 (DCRN_EBIMC_BASE + 0x6) /* Bus Region Config High 6 */ -#define DCRN_BRCRH7 (DCRN_EBIMC_BASE + 0x7) /* Bus Region Config High 7 */ -#define DCRN_BRCR0 (DCRN_EBIMC_BASE + 0x10) /* BRC 0 */ -#define DCRN_BRCR1 (DCRN_EBIMC_BASE + 0x11) /* BRC 1 */ -#define DCRN_BRCR2 (DCRN_EBIMC_BASE + 0x12) /* BRC 2 */ -#define DCRN_BRCR3 (DCRN_EBIMC_BASE + 0x13) /* BRC 3 */ -#define DCRN_BRCR4 (DCRN_EBIMC_BASE + 0x14) /* BRC 4 */ -#define DCRN_BRCR5 (DCRN_EBIMC_BASE + 0x15) /* BRC 5 */ -#define DCRN_BRCR6 (DCRN_EBIMC_BASE + 0x16) /* BRC 6 */ -#define DCRN_BRCR7 (DCRN_EBIMC_BASE + 0x17) /* BRC 7 */ -#define DCRN_BEAR0 (DCRN_EBIMC_BASE + 0x20) /* Bus Error Address Register */ -#define DCRN_BESR0 (DCRN_EBIMC_BASE + 0x21) /* Bus Error Status Register */ -#define DCRN_BIUCR (DCRN_EBIMC_BASE + 0x2A) /* Bus Interfac Unit Ctrl Reg */ - -#include <asm/ibm405.h> - -#endif /* __ASM_IBMSTB4_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/ibmstbx25.c b/arch/ppc/platforms/4xx/ibmstbx25.c deleted file mode 100644 index b895b9cca57..00000000000 --- a/arch/ppc/platforms/4xx/ibmstbx25.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibmstbx25.c - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2000-2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/init.h> -#include <asm/ocp.h> -#include <platforms/4xx/ibmstbx25.h> -#include <asm/ppc4xx_pic.h> - -static struct ocp_func_iic_data ibmstbx25_iic0_def = { - .fast_mode = 0, /* Use standad mode (100Khz) */ -}; -OCP_SYSFS_IIC_DATA() - -struct ocp_def core_ocp[] __initdata = { - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 0, - .paddr = UART0_IO_BASE, - .irq = UART0_INT, - .pm = IBM_CPM_UART0, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 1, - .paddr = UART1_IO_BASE, - .irq = UART1_INT, - .pm = IBM_CPM_UART1, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_16550, - .index = 2, - .paddr = UART2_IO_BASE, - .irq = UART2_INT, - .pm = IBM_CPM_UART2, - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_IIC, - .paddr = IIC0_BASE, - .irq = IIC0_IRQ, - .pm = IBM_CPM_IIC0, - .additions = &ibmstbx25_iic0_def, - .show = &ocp_show_iic_data - }, - { .vendor = OCP_VENDOR_IBM, - .function = OCP_FUNC_GPIO, - .paddr = GPIO0_BASE, - .irq = OCP_IRQ_NA, - .pm = IBM_CPM_GPIO0, - }, - { .vendor = OCP_VENDOR_INVALID - } -}; - -/* Polarity and triggering settings for internal interrupt sources */ -struct ppc4xx_uic_settings ppc4xx_core_uic_cfg[] __initdata = { - { .polarity = 0xffff8f80, - .triggering = 0x00000000, - .ext_irq_mask = 0x0000707f, /* IRQ7 - IRQ9, IRQ0 - IRQ6 */ - } -}; diff --git a/arch/ppc/platforms/4xx/ibmstbx25.h b/arch/ppc/platforms/4xx/ibmstbx25.h deleted file mode 100644 index 9a2efc366e9..00000000000 --- a/arch/ppc/platforms/4xx/ibmstbx25.h +++ /dev/null @@ -1,261 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ibmstbx25.h - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_IBMSTBX25_H__ -#define __ASM_IBMSTBX25_H__ - -#include <linux/config.h> - -/* serial port defines */ -#define STBx25xx_IO_BASE ((uint)0xe0000000) -#define PPC4xx_ONB_IO_PADDR STBx25xx_IO_BASE -#define PPC4xx_ONB_IO_VADDR ((uint)0xe0000000) -#define PPC4xx_ONB_IO_SIZE ((uint)14*64*1024) - -/* - * map STBxxxx internal i/o address (0x400x00xx) to an address - * which is below the 2GB limit... - * - * 4000 000x uart1 -> 0xe000 000x - * 4001 00xx uart2 - * 4002 00xx smart card - * 4003 000x iic - * 4004 000x uart0 - * 4005 0xxx timer - * 4006 00xx gpio - * 4007 00xx smart card - * 400b 000x iic - * 400c 000x scp - * 400d 000x modem - * 400e 000x uart2 -*/ -#define STBx25xx_MAP_IO_ADDR(a) (((uint)(a)) + (STBx25xx_IO_BASE - 0x40000000)) - -#define RS_TABLE_SIZE 3 - -#define OPB_BASE_START 0x40000000 -#define EBIU_BASE_START 0xF0100000 -#define DCR_BASE_START 0x0000 - -#ifdef __BOOTER__ -#define UART1_IO_BASE 0x40000000 -#define UART2_IO_BASE 0x40010000 -#else -#define UART1_IO_BASE 0xe0000000 -#define UART2_IO_BASE 0xe0010000 -#endif -#define SC0_BASE 0x40020000 /* smart card #0 */ -#define IIC0_BASE 0x40030000 -#ifdef __BOOTER__ -#define UART0_IO_BASE 0x40040000 -#else -#define UART0_IO_BASE 0xe0040000 -#endif -#define SCC0_BASE 0x40040000 /* Serial 0 controller IrdA */ -#define GPT0_BASE 0x40050000 /* General purpose timers */ -#define GPIO0_BASE 0x40060000 -#define SC1_BASE 0x40070000 /* smart card #1 */ -#define SCP0_BASE 0x400C0000 /* Serial Controller Port */ -#define SSP0_BASE 0x400D0000 /* Sync serial port */ - -#define IDE0_BASE 0xf0100000 -#define REDWOOD_IDE_CTRL 0xf1100000 - -#define RTCFPC_IRQ 0 -#define XPORT_IRQ 1 -#define AUD_IRQ 2 -#define AID_IRQ 3 -#define DMA0 4 -#define DMA1_IRQ 5 -#define DMA2_IRQ 6 -#define DMA3_IRQ 7 -#define SC0_IRQ 8 -#define IIC0_IRQ 9 -#define IIR0_IRQ 10 -#define GPT0_IRQ 11 -#define GPT1_IRQ 12 -#define SCP0_IRQ 13 -#define SSP0_IRQ 14 -#define GPT2_IRQ 15 /* count down timer */ -#define SC1_IRQ 16 -/* IRQ 17 - 19 external */ -#define UART0_INT 20 -#define UART1_INT 21 -#define UART2_INT 22 -#define XPTDMA_IRQ 23 -#define DCRIDE_IRQ 24 -/* IRQ 25 - 30 external */ -#define IDE0_IRQ 26 - -#define IIC_NUMS 1 -#define UART_NUMS 3 -#define IIC_OWN 0x55 -#define IIC_CLOCK 50 - -#define BD_EMAC_ADDR(e,i) bi_enetaddr[i] - -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, UART##num##_INT, \ - (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST), \ - iomem_base: (u8 *)UART##num##_IO_BASE, \ - io_type: SERIAL_IO_MEM}, - -#if defined(CONFIG_UART0_TTYS0) -#define SERIAL_DEBUG_IO_BASE UART0_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(0) \ - STD_UART_OP(1) \ - STD_UART_OP(2) -#endif - -#if defined(CONFIG_UART0_TTYS1) -#define SERIAL_DEBUG_IO_BASE UART2_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(1) \ - STD_UART_OP(0) \ - STD_UART_OP(2) -#endif - -#if defined(CONFIG_UART0_TTYS2) -#define SERIAL_DEBUG_IO_BASE UART2_IO_BASE -#define SERIAL_PORT_DFNS \ - STD_UART_OP(2) \ - STD_UART_OP(0) \ - STD_UART_OP(1) -#endif - -#define DCRN_BE_BASE 0x090 -#define DCRN_DMA0_BASE 0x0C0 -#define DCRN_DMA1_BASE 0x0C8 -#define DCRN_DMA2_BASE 0x0D0 -#define DCRN_DMA3_BASE 0x0D8 -#define DCRNCAP_DMA_CC 1 /* have DMA chained count capability */ -#define DCRN_DMASR_BASE 0x0E0 -#define DCRN_PLB0_BASE 0x054 -#define DCRN_PLB1_BASE 0x064 -#define DCRN_POB0_BASE 0x0B0 -#define DCRN_SCCR_BASE 0x120 -#define DCRN_UIC0_BASE 0x040 -#define DCRN_BE_BASE 0x090 -#define DCRN_DMA0_BASE 0x0C0 -#define DCRN_DMA1_BASE 0x0C8 -#define DCRN_DMA2_BASE 0x0D0 -#define DCRN_DMA3_BASE 0x0D8 -#define DCRN_CIC_BASE 0x030 -#define DCRN_DMASR_BASE 0x0E0 -#define DCRN_EBIMC_BASE 0x070 -#define DCRN_DCRX_BASE 0x020 -#define DCRN_CPMFR_BASE 0x102 -#define DCRN_SCCR_BASE 0x120 -#define DCRN_RTCFP_BASE 0x310 - -#define UIC0 DCRN_UIC0_BASE - -#define IBM_CPM_IIC0 0x80000000 /* IIC 0 interface */ -#define IBM_CPM_CPU 0x10000000 /* PPC405B3 clock control */ -#define IBM_CPM_AUD 0x08000000 /* Audio Decoder */ -#define IBM_CPM_EBIU 0x04000000 /* External Bus Interface Unit */ -#define IBM_CPM_IRR 0x02000000 /* Infrared receiver */ -#define IBM_CPM_DMA 0x01000000 /* DMA controller */ -#define IBM_CPM_UART2 0x00200000 /* Serial Control Port */ -#define IBM_CPM_UART1 0x00100000 /* Serial 1 / Infrared */ -#define IBM_CPM_UART0 0x00080000 /* Serial 0 / 16550 */ -#define IBM_PM_DCRIDE 0x00040000 /* DCR timeout & IDE line Mode clock */ -#define IBM_CPM_SC0 0x00020000 /* Smart Card 0 */ -#define IBM_CPM_VID 0x00010000 /* reserved */ -#define IBM_CPM_SC1 0x00008000 /* Smart Card 0 */ -#define IBM_CPM_XPT0 0x00002000 /* Transport - 54 Mhz */ -#define IBM_CPM_CBS 0x00001000 /* Cross Bar Switch */ -#define IBM_CPM_GPT 0x00000800 /* GPTPWM */ -#define IBM_CPM_GPIO0 0x00000400 /* General Purpose IO 0 */ -#define IBM_CPM_DENC 0x00000200 /* Digital video Encoder */ -#define IBM_CPM_C405T 0x00000100 /* CPU timers */ -#define IBM_CPM_XPT27 0x00000080 /* Transport - 27 Mhz */ -#define IBM_CPM_UIC 0x00000040 /* Universal Interrupt Controller */ -#define IBM_CPM_RTCFPC 0x00000020 /* Realtime clock and front panel */ -#define IBM_CPM_SSP 0x00000010 /* Modem Serial Interface (SSP) */ -#define IBM_CPM_VID2 0x00000002 /* Video Decoder clock domain 2 */ -#define DFLT_IBM4xx_PM ~(IBM_CPM_CPU | IBM_CPM_EBIU | IBM_CPM_DMA \ - | IBM_CPM_CBS | IBM_CPM_XPT0 | IBM_CPM_C405T \ - | IBM_CPM_XPT27 | IBM_CPM_UIC) - -#define DCRN_BEAR (DCRN_BE_BASE + 0x0) /* Bus Error Address Register */ -#define DCRN_BESR (DCRN_BE_BASE + 0x1) /* Bus Error Syndrome Register */ -/* DCRN_BESR */ -#define BESR_DSES 0x80000000 /* Data-Side Error Status */ -#define BESR_DMES 0x40000000 /* DMA Error Status */ -#define BESR_RWS 0x20000000 /* Read/Write Status */ -#define BESR_ETMASK 0x1C000000 /* Error Type */ -#define ET_PROT 0 -#define ET_PARITY 1 -#define ET_NCFG 2 -#define ET_BUSERR 4 -#define ET_BUSTO 6 - -#define CHR1_CETE 0x00800000 /* CPU external timer enable */ -#define CHR1_PCIPW 0x00008000 /* PCI Int enable/Peripheral Write enable */ - -#define DCRN_CICCR (DCRN_CIC_BASE + 0x0) /* CIC Control Register */ -#define DCRN_DMAS1 (DCRN_CIC_BASE + 0x1) /* DMA Select1 Register */ -#define DCRN_DMAS2 (DCRN_CIC_BASE + 0x2) /* DMA Select2 Register */ -#define DCRN_CICVCR (DCRN_CIC_BASE + 0x3) /* CIC Video COntro Register */ -#define DCRN_CICSEL3 (DCRN_CIC_BASE + 0x5) /* CIC Select 3 Register */ -#define DCRN_SGPO (DCRN_CIC_BASE + 0x6) /* CIC GPIO Output Register */ -#define DCRN_SGPOD (DCRN_CIC_BASE + 0x7) /* CIC GPIO OD Register */ -#define DCRN_SGPTC (DCRN_CIC_BASE + 0x8) /* CIC GPIO Tristate Ctrl Reg */ -#define DCRN_SGPI (DCRN_CIC_BASE + 0x9) /* CIC GPIO Input Reg */ - -#define DCRN_DCRXICR (DCRN_DCRX_BASE + 0x0) /* Internal Control Register */ -#define DCRN_DCRXISR (DCRN_DCRX_BASE + 0x1) /* Internal Status Register */ -#define DCRN_DCRXECR (DCRN_DCRX_BASE + 0x2) /* External Control Register */ -#define DCRN_DCRXESR (DCRN_DCRX_BASE + 0x3) /* External Status Register */ -#define DCRN_DCRXTAR (DCRN_DCRX_BASE + 0x4) /* Target Address Register */ -#define DCRN_DCRXTDR (DCRN_DCRX_BASE + 0x5) /* Target Data Register */ -#define DCRN_DCRXIGR (DCRN_DCRX_BASE + 0x6) /* Interrupt Generation Register */ -#define DCRN_DCRXBCR (DCRN_DCRX_BASE + 0x7) /* Line Buffer Control Register */ - -#define DCRN_BRCRH0 (DCRN_EBIMC_BASE + 0x0) /* Bus Region Config High 0 */ -#define DCRN_BRCRH1 (DCRN_EBIMC_BASE + 0x1) /* Bus Region Config High 1 */ -#define DCRN_BRCRH2 (DCRN_EBIMC_BASE + 0x2) /* Bus Region Config High 2 */ -#define DCRN_BRCRH3 (DCRN_EBIMC_BASE + 0x3) /* Bus Region Config High 3 */ -#define DCRN_BRCRH4 (DCRN_EBIMC_BASE + 0x4) /* Bus Region Config High 4 */ -#define DCRN_BRCRH5 (DCRN_EBIMC_BASE + 0x5) /* Bus Region Config High 5 */ -#define DCRN_BRCRH6 (DCRN_EBIMC_BASE + 0x6) /* Bus Region Config High 6 */ -#define DCRN_BRCRH7 (DCRN_EBIMC_BASE + 0x7) /* Bus Region Config High 7 */ -#define DCRN_BRCR0 (DCRN_EBIMC_BASE + 0x10) /* BRC 0 */ -#define DCRN_BRCR1 (DCRN_EBIMC_BASE + 0x11) /* BRC 1 */ -#define DCRN_BRCR2 (DCRN_EBIMC_BASE + 0x12) /* BRC 2 */ -#define DCRN_BRCR3 (DCRN_EBIMC_BASE + 0x13) /* BRC 3 */ -#define DCRN_BRCR4 (DCRN_EBIMC_BASE + 0x14) /* BRC 4 */ -#define DCRN_BRCR5 (DCRN_EBIMC_BASE + 0x15) /* BRC 5 */ -#define DCRN_BRCR6 (DCRN_EBIMC_BASE + 0x16) /* BRC 6 */ -#define DCRN_BRCR7 (DCRN_EBIMC_BASE + 0x17) /* BRC 7 */ -#define DCRN_BEAR0 (DCRN_EBIMC_BASE + 0x20) /* Bus Error Address Register */ -#define DCRN_BESR0 (DCRN_EBIMC_BASE + 0x21) /* Bus Error Status Register */ -#define DCRN_BIUCR (DCRN_EBIMC_BASE + 0x2A) /* Bus Interfac Unit Ctrl Reg */ - -#define DCRN_RTC_FPC0_CNTL (DCRN_RTCFP_BASE + 0x00) /* RTC cntl */ -#define DCRN_RTC_FPC0_INT (DCRN_RTCFP_BASE + 0x01) /* RTC Interrupt */ -#define DCRN_RTC_FPC0_TIME (DCRN_RTCFP_BASE + 0x02) /* RTC time reg */ -#define DCRN_RTC_FPC0_ALRM (DCRN_RTCFP_BASE + 0x03) /* RTC Alarm reg */ -#define DCRN_RTC_FPC0_D1 (DCRN_RTCFP_BASE + 0x04) /* LED Data 1 */ -#define DCRN_RTC_FPC0_D2 (DCRN_RTCFP_BASE + 0x05) /* LED Data 2 */ -#define DCRN_RTC_FPC0_D3 (DCRN_RTCFP_BASE + 0x06) /* LED Data 3 */ -#define DCRN_RTC_FPC0_D4 (DCRN_RTCFP_BASE + 0x07) /* LED Data 4 */ -#define DCRN_RTC_FPC0_D5 (DCRN_RTCFP_BASE + 0x08) /* LED Data 5 */ -#define DCRN_RTC_FPC0_FCNTL (DCRN_RTCFP_BASE + 0x09) /* LED control */ -#define DCRN_RTC_FPC0_BRT (DCRN_RTCFP_BASE + 0x0A) /* Brightness cntl */ - -#include <asm/ibm405.h> - -#endif /* __ASM_IBMSTBX25_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/luan.c b/arch/ppc/platforms/4xx/luan.c deleted file mode 100644 index 95359f748e7..00000000000 --- a/arch/ppc/platforms/4xx/luan.c +++ /dev/null @@ -1,386 +0,0 @@ -/* - * arch/ppc/platforms/4xx/luan.c - * - * Luan board specific routines - * - * Matt Porter <mporter@kernel.crashing.org> - * - * Copyright 2004-2005 MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/types.h> -#include <linux/major.h> -#include <linux/blkdev.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/ide.h> -#include <linux/initrd.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/tty.h> -#include <linux/serial.h> -#include <linux/serial_core.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/ocp.h> -#include <asm/pci-bridge.h> -#include <asm/time.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> -#include <asm/ppc4xx_pic.h> -#include <asm/ppcboot.h> - -#include <syslib/ibm44x_common.h> -#include <syslib/ibm440gx_common.h> -#include <syslib/ibm440sp_common.h> - -/* - * This is a horrible kludge, we eventually need to abstract this - * generic PHY stuff, so the standard phy mode defines can be - * easily used from arch code. - */ -#include "../../../../drivers/net/ibm_emac/ibm_emac_phy.h" - -bd_t __res; - -static struct ibm44x_clocks clocks __initdata; - -static void __init -luan_calibrate_decr(void) -{ - unsigned int freq; - - if (mfspr(SPRN_CCR1) & CCR1_TCS) - freq = LUAN_TMR_CLK; - else - freq = clocks.cpu; - - ibm44x_calibrate_decr(freq); -} - -static int -luan_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: IBM\n"); - seq_printf(m, "machine\t\t: PPC440SP EVB (Luan)\n"); - - return 0; -} - -static inline int -luan_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - struct pci_controller *hose = pci_bus_to_hose(dev->bus->number); - - /* PCIX0 in adapter mode, no host interrupt routing */ - - /* PCIX1 */ - if (hose->index == 0) { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { 49, 49, 49, 49 }, /* IDSEL 1 - PCIX1 Slot 0 */ - { 49, 49, 49, 49 }, /* IDSEL 2 - PCIX1 Slot 1 */ - { 49, 49, 49, 49 }, /* IDSEL 3 - PCIX1 Slot 2 */ - { 49, 49, 49, 49 }, /* IDSEL 4 - PCIX1 Slot 3 */ - }; - const long min_idsel = 1, max_idsel = 4, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - /* PCIX2 */ - } else if (hose->index == 1) { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { 50, 50, 50, 50 }, /* IDSEL 1 - PCIX2 Slot 0 */ - { 50, 50, 50, 50 }, /* IDSEL 2 - PCIX2 Slot 1 */ - { 50, 50, 50, 50 }, /* IDSEL 3 - PCIX2 Slot 2 */ - { 50, 50, 50, 50 }, /* IDSEL 4 - PCIX2 Slot 3 */ - }; - const long min_idsel = 1, max_idsel = 4, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } - return -1; -} - -static void __init luan_set_emacdata(void) -{ - struct ocp_def *def; - struct ocp_func_emac_data *emacdata; - - /* Set phy_map, phy_mode, and mac_addr for the EMAC */ - def = ocp_get_one_device(OCP_VENDOR_IBM, OCP_FUNC_EMAC, 0); - emacdata = def->additions; - emacdata->phy_map = 0x00000001; /* Skip 0x00 */ - emacdata->phy_mode = PHY_MODE_GMII; - memcpy(emacdata->mac_addr, __res.bi_enetaddr, 6); -} - -#define PCIX_READW(offset) \ - (readw((void *)((u32)pcix_reg_base+offset))) - -#define PCIX_WRITEW(value, offset) \ - (writew(value, (void *)((u32)pcix_reg_base+offset))) - -#define PCIX_WRITEL(value, offset) \ - (writel(value, (void *)((u32)pcix_reg_base+offset))) - -static void __init -luan_setup_pcix(void) -{ - int i; - void *pcix_reg_base; - - for (i=0;i<3;i++) { - pcix_reg_base = ioremap64(PCIX0_REG_BASE + i*PCIX_REG_OFFSET, PCIX_REG_SIZE); - - /* Enable PCIX0 I/O, Mem, and Busmaster cycles */ - PCIX_WRITEW(PCIX_READW(PCIX0_COMMAND) | PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER, PCIX0_COMMAND); - - /* Disable all windows */ - PCIX_WRITEL(0, PCIX0_POM0SA); - PCIX_WRITEL(0, PCIX0_POM1SA); - PCIX_WRITEL(0, PCIX0_POM2SA); - PCIX_WRITEL(0, PCIX0_PIM0SA); - PCIX_WRITEL(0, PCIX0_PIM0SAH); - PCIX_WRITEL(0, PCIX0_PIM1SA); - PCIX_WRITEL(0, PCIX0_PIM2SA); - PCIX_WRITEL(0, PCIX0_PIM2SAH); - - /* - * Setup 512MB PLB->PCI outbound mem window - * (a_n000_0000->0_n000_0000) - * */ - PCIX_WRITEL(0x0000000a, PCIX0_POM0LAH); - PCIX_WRITEL(0x80000000 | i*LUAN_PCIX_MEM_SIZE, PCIX0_POM0LAL); - PCIX_WRITEL(0x00000000, PCIX0_POM0PCIAH); - PCIX_WRITEL(0x80000000 | i*LUAN_PCIX_MEM_SIZE, PCIX0_POM0PCIAL); - PCIX_WRITEL(0xe0000001, PCIX0_POM0SA); - - /* Setup 2GB PCI->PLB inbound memory window at 0, enable MSIs */ - PCIX_WRITEL(0x00000000, PCIX0_PIM0LAH); - PCIX_WRITEL(0x00000000, PCIX0_PIM0LAL); - PCIX_WRITEL(0xe0000007, PCIX0_PIM0SA); - PCIX_WRITEL(0xffffffff, PCIX0_PIM0SAH); - - iounmap(pcix_reg_base); - } - - eieio(); -} - -static void __init -luan_setup_hose(struct pci_controller *hose, - int lower_mem, - int upper_mem, - int cfga, - int cfgd, - u64 pcix_io_base) -{ - char name[20]; - - sprintf(name, "PCIX%d host bridge", hose->index); - - hose->pci_mem_offset = LUAN_PCIX_MEM_OFFSET; - - pci_init_resource(&hose->io_resource, - LUAN_PCIX_LOWER_IO, - LUAN_PCIX_UPPER_IO, - IORESOURCE_IO, - name); - - pci_init_resource(&hose->mem_resources[0], - lower_mem, - upper_mem, - IORESOURCE_MEM, - name); - - hose->io_space.start = LUAN_PCIX_LOWER_IO; - hose->io_space.end = LUAN_PCIX_UPPER_IO; - hose->mem_space.start = lower_mem; - hose->mem_space.end = upper_mem; - hose->io_base_virt = ioremap64(pcix_io_base, PCIX_IO_SIZE); - isa_io_base = (unsigned long) hose->io_base_virt; - - setup_indirect_pci(hose, cfga, cfgd); - hose->set_cfg_type = 1; -} - -static void __init -luan_setup_hoses(void) -{ - struct pci_controller *hose1, *hose2; - - /* Configure windows on the PCI-X host bridge */ - luan_setup_pcix(); - - /* Allocate hoses for PCIX1 and PCIX2 */ - hose1 = pcibios_alloc_controller(); - hose2 = pcibios_alloc_controller(); - if (!hose1 || !hose2) - return; - - /* Setup PCIX1 */ - hose1->first_busno = 0; - hose1->last_busno = 0xff; - - luan_setup_hose(hose1, - LUAN_PCIX1_LOWER_MEM, - LUAN_PCIX1_UPPER_MEM, - PCIX1_CFGA, - PCIX1_CFGD, - PCIX1_IO_BASE); - - hose1->last_busno = pciauto_bus_scan(hose1, hose1->first_busno); - - /* Setup PCIX2 */ - hose2->first_busno = hose1->last_busno + 1; - hose2->last_busno = 0xff; - - luan_setup_hose(hose2, - LUAN_PCIX2_LOWER_MEM, - LUAN_PCIX2_UPPER_MEM, - PCIX2_CFGA, - PCIX2_CFGD, - PCIX2_IO_BASE); - - hose2->last_busno = pciauto_bus_scan(hose2, hose2->first_busno); - - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = luan_map_irq; -} - -TODC_ALLOC(); - -static void __init -luan_early_serial_map(void) -{ - struct uart_port port; - - /* Setup ioremapped serial port access */ - memset(&port, 0, sizeof(port)); - port.membase = ioremap64(PPC440SP_UART0_ADDR, 8); - port.irq = UART0_INT; - port.uartclk = clocks.uart0; - port.regshift = 0; - port.iotype = SERIAL_IO_MEM; - port.flags = ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST; - port.line = 0; - - if (early_serial_setup(&port) != 0) { - printk("Early serial init of port 0 failed\n"); - } - - port.membase = ioremap64(PPC440SP_UART1_ADDR, 8); - port.irq = UART1_INT; - port.uartclk = clocks.uart1; - port.line = 1; - - if (early_serial_setup(&port) != 0) { - printk("Early serial init of port 1 failed\n"); - } - - port.membase = ioremap64(PPC440SP_UART2_ADDR, 8); - port.irq = UART2_INT; - port.uartclk = BASE_BAUD; - port.line = 2; - - if (early_serial_setup(&port) != 0) { - printk("Early serial init of port 2 failed\n"); - } -} - -static void __init -luan_setup_arch(void) -{ - luan_set_emacdata(); - -#if !defined(CONFIG_BDI_SWITCH) - /* - * The Abatron BDI JTAG debugger does not tolerate others - * mucking with the debug registers. - */ - mtspr(SPRN_DBCR0, (DBCR0_TDE | DBCR0_IDM)); -#endif - - /* - * Determine various clocks. - * To be completely correct we should get SysClk - * from FPGA, because it can be changed by on-board switches - * --ebs - */ - /* 440GX and 440SP clocking is the same -mdp */ - ibm440gx_get_clocks(&clocks, 33333333, 6 * 1843200); - ocp_sys_info.opb_bus_freq = clocks.opb; - - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000/HZ; - - /* Setup PCIXn host bridges */ - luan_setup_hoses(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif - - luan_early_serial_map(); - - /* Identify the system */ - printk("Luan port (MontaVista Software, Inc. <source@mvista.com>)\n"); -} - -void __init platform_init(unsigned long r3, unsigned long r4, - unsigned long r5, unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* - * If we were passed in a board information, copy it into the - * residual data area. - */ - if (r3) - __res = *(bd_t *)(r3 + KERNELBASE); - - ibm44x_platform_init(); - - ppc_md.setup_arch = luan_setup_arch; - ppc_md.show_cpuinfo = luan_show_cpuinfo; - ppc_md.find_end_of_memory = ibm440sp_find_end_of_memory; - ppc_md.get_irq = NULL; /* Set in ppc4xx_pic_init() */ - - ppc_md.calibrate_decr = luan_calibrate_decr; -#ifdef CONFIG_KGDB - ppc_md.early_serial_map = luan_early_serial_map; -#endif -} diff --git a/arch/ppc/platforms/4xx/luan.h b/arch/ppc/platforms/4xx/luan.h deleted file mode 100644 index 09b444c8781..00000000000 --- a/arch/ppc/platforms/4xx/luan.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * arch/ppc/platforms/4xx/luan.h - * - * Luan board definitions - * - * Matt Porter <mporter@kernel.crashing.org> - * - * Copyright 2004-2005 MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifdef __KERNEL__ -#ifndef __ASM_LUAN_H__ -#define __ASM_LUAN_H__ - -#include <linux/config.h> -#include <platforms/4xx/ibm440sp.h> - -/* F/W TLB mapping used in bootloader glue to reset EMAC */ -#define PPC44x_EMAC0_MR0 0xa0000800 - -/* Location of MAC addresses in PIBS image */ -#define PIBS_FLASH_BASE 0xffe00000 -#define PIBS_MAC_BASE (PIBS_FLASH_BASE+0x1b0400) - -/* External timer clock frequency */ -#define LUAN_TMR_CLK 25000000 - -/* Flash */ -#define LUAN_FPGA_REG_0 0x0000000148300000ULL -#define LUAN_BOOT_LARGE_FLASH(x) (x & 0x40) -#define LUAN_SMALL_FLASH_LOW 0x00000001ff900000ULL -#define LUAN_SMALL_FLASH_HIGH 0x00000001ffe00000ULL -#define LUAN_SMALL_FLASH_SIZE 0x100000 -#define LUAN_LARGE_FLASH_LOW 0x00000001ff800000ULL -#define LUAN_LARGE_FLASH_HIGH 0x00000001ffc00000ULL -#define LUAN_LARGE_FLASH_SIZE 0x400000 - -/* - * Serial port defines - */ -#define RS_TABLE_SIZE 3 - -/* PIBS defined UART mappings, used before early_serial_setup */ -#define UART0_IO_BASE 0xa0000200 -#define UART1_IO_BASE 0xa0000300 -#define UART2_IO_BASE 0xa0000600 - -#define BASE_BAUD 11059200 -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, UART##num##_INT, \ - (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST), \ - iomem_base: UART##num##_IO_BASE, \ - io_type: SERIAL_IO_MEM}, - -#define SERIAL_PORT_DFNS \ - STD_UART_OP(0) \ - STD_UART_OP(1) \ - STD_UART_OP(2) - -/* PCI support */ -#define LUAN_PCIX_LOWER_IO 0x00000000 -#define LUAN_PCIX_UPPER_IO 0x0000ffff -#define LUAN_PCIX0_LOWER_MEM 0x80000000 -#define LUAN_PCIX0_UPPER_MEM 0x9fffffff -#define LUAN_PCIX1_LOWER_MEM 0xa0000000 -#define LUAN_PCIX1_UPPER_MEM 0xbfffffff -#define LUAN_PCIX2_LOWER_MEM 0xc0000000 -#define LUAN_PCIX2_UPPER_MEM 0xdfffffff - -#define LUAN_PCIX_MEM_SIZE 0x20000000 -#define LUAN_PCIX_MEM_OFFSET 0x00000000 - -#endif /* __ASM_LUAN_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/oak.c b/arch/ppc/platforms/4xx/oak.c deleted file mode 100644 index fa25ee1fa73..00000000000 --- a/arch/ppc/platforms/4xx/oak.c +++ /dev/null @@ -1,255 +0,0 @@ -/* - * - * Copyright (c) 1999-2000 Grant Erickson <grant@lcse.umn.edu> - * - * Module name: oak.c - * - * Description: - * Architecture- / platform-specific boot-time initialization code for - * the IBM PowerPC 403GCX "Oak" evaluation board. Adapted from original - * code by Gary Thomas, Cort Dougan <cort@fsmlabs.com>, and Dan Malek - * <dan@net4x.com>. - * - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/smp.h> -#include <linux/threads.h> -#include <linux/param.h> -#include <linux/string.h> -#include <linux/initrd.h> -#include <linux/irq.h> -#include <linux/seq_file.h> - -#include <asm/board.h> -#include <asm/machdep.h> -#include <asm/page.h> -#include <asm/bootinfo.h> -#include <asm/ppc4xx_pic.h> -#include <asm/time.h> - -#include "oak.h" - -/* Function Prototypes */ - -extern void abort(void); - -/* Global Variables */ - -unsigned char __res[sizeof(bd_t)]; - - -/* - * void __init oak_init() - * - * Description: - * This routine... - * - * Input(s): - * r3 - Optional pointer to a board information structure. - * r4 - Optional pointer to the physical starting address of the init RAM - * disk. - * r5 - Optional pointer to the physical ending address of the init RAM - * disk. - * r6 - Optional pointer to the physical starting address of any kernel - * command-line parameters. - * r7 - Optional pointer to the physical ending address of any kernel - * command-line parameters. - * - * Output(s): - * N/A - * - * Returns: - * N/A - * - */ -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* - * If we were passed in a board information, copy it into the - * residual data area. - */ - if (r3) { - memcpy((void *)__res, (void *)(r3 + KERNELBASE), sizeof(bd_t)); - } - -#if defined(CONFIG_BLK_DEV_INITRD) - /* - * If the init RAM disk has been configured in, and there's a valid - * starting address for it, set it up. - */ - if (r4) { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - /* Copy the kernel command line arguments to a safe place. */ - - if (r6) { - *(char *)(r7 + KERNELBASE) = 0; - strcpy(cmd_line, (char *)(r6 + KERNELBASE)); - } - - /* Initialize machine-dependency vectors */ - - ppc_md.setup_arch = oak_setup_arch; - ppc_md.show_percpuinfo = oak_show_percpuinfo; - ppc_md.irq_canonicalize = NULL; - ppc_md.init_IRQ = ppc4xx_pic_init; - ppc_md.get_irq = NULL; /* Set in ppc4xx_pic_init() */ - ppc_md.init = NULL; - - ppc_md.restart = oak_restart; - ppc_md.power_off = oak_power_off; - ppc_md.halt = oak_halt; - - ppc_md.time_init = oak_time_init; - ppc_md.set_rtc_time = oak_set_rtc_time; - ppc_md.get_rtc_time = oak_get_rtc_time; - ppc_md.calibrate_decr = oak_calibrate_decr; -} - -/* - * Document me. - */ -void __init -oak_setup_arch(void) -{ - /* XXX - Implement me */ -} - -/* - * int oak_show_percpuinfo() - * - * Description: - * This routine pretty-prints the platform's internal CPU and bus clock - * frequencies into the buffer for usage in /proc/cpuinfo. - * - * Input(s): - * *buffer - Buffer into which CPU and bus clock frequencies are to be - * printed. - * - * Output(s): - * *buffer - Buffer with the CPU and bus clock frequencies. - * - * Returns: - * The number of bytes copied into 'buffer' if OK, otherwise zero or less - * on error. - */ -int -oak_show_percpuinfo(struct seq_file *m, int i) -{ - bd_t *bp = (bd_t *)__res; - - seq_printf(m, "clock\t\t: %dMHz\n" - "bus clock\t\t: %dMHz\n", - bp->bi_intfreq / 1000000, - bp->bi_busfreq / 1000000); - - return 0; -} - -/* - * Document me. - */ -void -oak_restart(char *cmd) -{ - abort(); -} - -/* - * Document me. - */ -void -oak_power_off(void) -{ - oak_restart(NULL); -} - -/* - * Document me. - */ -void -oak_halt(void) -{ - oak_restart(NULL); -} - -/* - * Document me. - */ -long __init -oak_time_init(void) -{ - /* XXX - Implement me */ - return 0; -} - -/* - * Document me. - */ -int __init -oak_set_rtc_time(unsigned long time) -{ - /* XXX - Implement me */ - - return (0); -} - -/* - * Document me. - */ -unsigned long __init -oak_get_rtc_time(void) -{ - /* XXX - Implement me */ - - return (0); -} - -/* - * void __init oak_calibrate_decr() - * - * Description: - * This routine retrieves the internal processor frequency from the board - * information structure, sets up the kernel timer decrementer based on - * that value, enables the 403 programmable interval timer (PIT) and sets - * it up for auto-reload. - * - * Input(s): - * N/A - * - * Output(s): - * N/A - * - * Returns: - * N/A - * - */ -void __init -oak_calibrate_decr(void) -{ - unsigned int freq; - bd_t *bip = (bd_t *)__res; - - freq = bip->bi_intfreq; - - decrementer_count = freq / HZ; - count_period_num = 1; - count_period_den = freq; - - /* Enable the PIT and set auto-reload of its value */ - - mtspr(SPRN_TCR, TCR_PIE | TCR_ARE); - - /* Clear any pending timer interrupts */ - - mtspr(SPRN_TSR, TSR_ENW | TSR_WIS | TSR_PIS | TSR_FIS); -} diff --git a/arch/ppc/platforms/4xx/oak.h b/arch/ppc/platforms/4xx/oak.h deleted file mode 100644 index 1b86a4c66b0..00000000000 --- a/arch/ppc/platforms/4xx/oak.h +++ /dev/null @@ -1,96 +0,0 @@ -/* - * - * Copyright (c) 1999 Grant Erickson <grant@lcse.umn.edu> - * - * Module name: oak.h - * - * Description: - * Macros, definitions, and data structures specific to the IBM PowerPC - * 403G{A,B,C,CX} "Oak" evaluation board. Anything specific to the pro- - * cessor itself is defined elsewhere. - * - */ - -#ifdef __KERNEL__ -#ifndef __ASM_OAK_H__ -#define __ASM_OAK_H__ - -/* We have an IBM 403G{A,B,C,CX} core */ -#include <asm/ibm403.h> - -#define _IO_BASE 0 -#define _ISA_MEM_BASE 0 -#define PCI_DRAM_OFFSET 0 - -/* Memory map for the "Oak" evaluation board */ - -#define PPC403SPU_IO_BASE 0x40000000 /* 403 On-chip serial port */ -#define PPC403SPU_IO_SIZE 0x00000008 -#define OAKSERIAL_IO_BASE 0x7E000000 /* NS16550DV serial port */ -#define OAKSERIAL_IO_SIZE 0x00000008 -#define OAKNET_IO_BASE 0xF4000000 /* NS83902AV Ethernet */ -#define OAKNET_IO_SIZE 0x00000040 -#define OAKPROM_IO_BASE 0xFFFE0000 /* AMD 29F010 Flash ROM */ -#define OAKPROM_IO_SIZE 0x00020000 - - -/* Interrupt assignments fixed by the hardware implementation */ - -/* This is annoying kbuild-2.4 problem. -- Tom */ - -#define PPC403SPU_RX_INT 4 /* AIC_INT4 */ -#define PPC403SPU_TX_INT 5 /* AIC_INT5 */ -#define OAKNET_INT 27 /* AIC_INT27 */ -#define OAKSERIAL_INT 28 /* AIC_INT28 */ - -#ifndef __ASSEMBLY__ -/* - * Data structure defining board information maintained by the boot - * ROM on IBM's "Oak" evaluation board. An effort has been made to - * keep the field names consistent with the 8xx 'bd_t' board info - * structures. - */ - -typedef struct board_info { - unsigned char bi_s_version[4]; /* Version of this structure */ - unsigned char bi_r_version[30]; /* Version of the IBM ROM */ - unsigned int bi_memsize; /* DRAM installed, in bytes */ - unsigned char bi_enetaddr[6]; /* Ethernet MAC address */ - unsigned int bi_intfreq; /* Processor speed, in Hz */ - unsigned int bi_busfreq; /* Bus speed, in Hz */ -} bd_t; - -#ifdef __cplusplus -extern "C" { -#endif - -extern void oak_init(unsigned long r3, - unsigned long ird_start, - unsigned long ird_end, - unsigned long cline_start, - unsigned long cline_end); -extern void oak_setup_arch(void); -extern int oak_setup_residual(char *buffer); -extern void oak_init_IRQ(void); -extern int oak_get_irq(struct pt_regs *regs); -extern void oak_restart(char *cmd); -extern void oak_power_off(void); -extern void oak_halt(void); -extern void oak_time_init(void); -extern int oak_set_rtc_time(unsigned long now); -extern unsigned long oak_get_rtc_time(void); -extern void oak_calibrate_decr(void); - -#ifdef __cplusplus -} -#endif - -/* Some 4xx parts use a different timebase frequency from the internal clock. -*/ -#define bi_tbfreq bi_intfreq - -#define PPC4xx_MACHINE_NAME "IBM Oak" - -#endif /* !__ASSEMBLY__ */ -#endif /* __ASM_OAK_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/oak_setup.h b/arch/ppc/platforms/4xx/oak_setup.h deleted file mode 100644 index 8648bd084df..00000000000 --- a/arch/ppc/platforms/4xx/oak_setup.h +++ /dev/null @@ -1,50 +0,0 @@ -/* - * - * Copyright (c) 1999-2000 Grant Erickson <grant@lcse.umn.edu> - * - * Module name: oak_setup.h - * - * Description: - * Architecture- / platform-specific boot-time initialization code for - * the IBM PowerPC 403GCX "Oak" evaluation board. Adapted from original - * code by Gary Thomas, Cort Dougan <cort@cs.nmt.edu>, and Dan Malek - * <dan@netx4.com>. - * - */ - -#ifndef __OAK_SETUP_H__ -#define __OAK_SETUP_H__ - -#include <asm/ptrace.h> -#include <asm/board.h> - - -#ifdef __cplusplus -extern "C" { -#endif - -extern unsigned char __res[sizeof(bd_t)]; - -extern void oak_init(unsigned long r3, - unsigned long ird_start, - unsigned long ird_end, - unsigned long cline_start, - unsigned long cline_end); -extern void oak_setup_arch(void); -extern int oak_setup_residual(char *buffer); -extern void oak_init_IRQ(void); -extern int oak_get_irq(struct pt_regs *regs); -extern void oak_restart(char *cmd); -extern void oak_power_off(void); -extern void oak_halt(void); -extern void oak_time_init(void); -extern int oak_set_rtc_time(unsigned long now); -extern unsigned long oak_get_rtc_time(void); -extern void oak_calibrate_decr(void); - - -#ifdef __cplusplus -} -#endif - -#endif /* __OAK_SETUP_H__ */ diff --git a/arch/ppc/platforms/4xx/ocotea.c b/arch/ppc/platforms/4xx/ocotea.c deleted file mode 100644 index 5f82a6bc704..00000000000 --- a/arch/ppc/platforms/4xx/ocotea.c +++ /dev/null @@ -1,366 +0,0 @@ -/* - * arch/ppc/platforms/4xx/ocotea.c - * - * Ocotea board specific routines - * - * Matt Porter <mporter@kernel.crashing.org> - * - * Copyright 2003-2005 MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/types.h> -#include <linux/major.h> -#include <linux/blkdev.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/ide.h> -#include <linux/initrd.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/tty.h> -#include <linux/serial.h> -#include <linux/serial_core.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/ocp.h> -#include <asm/pci-bridge.h> -#include <asm/time.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> -#include <asm/ppc4xx_pic.h> -#include <asm/ppcboot.h> - -#include <syslib/gen550.h> -#include <syslib/ibm440gx_common.h> - -/* - * This is a horrible kludge, we eventually need to abstract this - * generic PHY stuff, so the standard phy mode defines can be - * easily used from arch code. - */ -#include "../../../../drivers/net/ibm_emac/ibm_emac_phy.h" - -bd_t __res; - -static struct ibm44x_clocks clocks __initdata; - -static void __init -ocotea_calibrate_decr(void) -{ - unsigned int freq; - - if (mfspr(SPRN_CCR1) & CCR1_TCS) - freq = OCOTEA_TMR_CLK; - else - freq = clocks.cpu; - - ibm44x_calibrate_decr(freq); -} - -static int -ocotea_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: IBM\n"); - seq_printf(m, "machine\t\t: PPC440GX EVB (Ocotea)\n"); - ibm440gx_show_cpuinfo(m); - return 0; -} - -static inline int -ocotea_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { 23, 23, 23, 23 }, /* IDSEL 1 - PCI Slot 0 */ - { 24, 24, 24, 24 }, /* IDSEL 2 - PCI Slot 1 */ - { 25, 25, 25, 25 }, /* IDSEL 3 - PCI Slot 2 */ - { 26, 26, 26, 26 }, /* IDSEL 4 - PCI Slot 3 */ - }; - - const long min_idsel = 1, max_idsel = 4, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -static void __init ocotea_set_emacdata(void) -{ - struct ocp_def *def; - struct ocp_func_emac_data *emacdata; - int i; - - /* - * Note: Current rev. board only operates in Group 4a - * mode, so we always set EMAC0-1 for SMII and EMAC2-3 - * for RGMII (though these could run in RTBI just the same). - * - * The FPGA reg 3 information isn't even suitable for - * determining the phy_mode, so if the board becomes - * usable in !4a, it will be necessary to parse an environment - * variable from the firmware or similar to properly configure - * the phy_map/phy_mode. - */ - /* Set phy_map, phy_mode, and mac_addr for each EMAC */ - for (i=0; i<4; i++) { - def = ocp_get_one_device(OCP_VENDOR_IBM, OCP_FUNC_EMAC, i); - emacdata = def->additions; - if (i < 2) { - emacdata->phy_map = 0x00000001; /* Skip 0x00 */ - emacdata->phy_mode = PHY_MODE_SMII; - } - else { - emacdata->phy_map = 0x0000ffff; /* Skip 0x00-0x0f */ - emacdata->phy_mode = PHY_MODE_RGMII; - } - if (i == 0) - memcpy(emacdata->mac_addr, __res.bi_enetaddr, 6); - else if (i == 1) - memcpy(emacdata->mac_addr, __res.bi_enet1addr, 6); - else if (i == 2) - memcpy(emacdata->mac_addr, __res.bi_enet2addr, 6); - else if (i == 3) - memcpy(emacdata->mac_addr, __res.bi_enet3addr, 6); - } -} - -#define PCIX_READW(offset) \ - (readw(pcix_reg_base+offset)) - -#define PCIX_WRITEW(value, offset) \ - (writew(value, pcix_reg_base+offset)) - -#define PCIX_WRITEL(value, offset) \ - (writel(value, pcix_reg_base+offset)) - -/* - * FIXME: This is only here to "make it work". This will move - * to a ibm_pcix.c which will contain a generic IBM PCIX bridge - * configuration library. -Matt - */ -static void __init -ocotea_setup_pcix(void) -{ - void *pcix_reg_base; - - pcix_reg_base = ioremap64(PCIX0_REG_BASE, PCIX_REG_SIZE); - - /* Enable PCIX0 I/O, Mem, and Busmaster cycles */ - PCIX_WRITEW(PCIX_READW(PCIX0_COMMAND) | PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER, PCIX0_COMMAND); - - /* Disable all windows */ - PCIX_WRITEL(0, PCIX0_POM0SA); - PCIX_WRITEL(0, PCIX0_POM1SA); - PCIX_WRITEL(0, PCIX0_POM2SA); - PCIX_WRITEL(0, PCIX0_PIM0SA); - PCIX_WRITEL(0, PCIX0_PIM0SAH); - PCIX_WRITEL(0, PCIX0_PIM1SA); - PCIX_WRITEL(0, PCIX0_PIM2SA); - PCIX_WRITEL(0, PCIX0_PIM2SAH); - - /* Setup 2GB PLB->PCI outbound mem window (3_8000_0000->0_8000_0000) */ - PCIX_WRITEL(0x00000003, PCIX0_POM0LAH); - PCIX_WRITEL(0x80000000, PCIX0_POM0LAL); - PCIX_WRITEL(0x00000000, PCIX0_POM0PCIAH); - PCIX_WRITEL(0x80000000, PCIX0_POM0PCIAL); - PCIX_WRITEL(0x80000001, PCIX0_POM0SA); - - /* Setup 2GB PCI->PLB inbound memory window at 0, enable MSIs */ - PCIX_WRITEL(0x00000000, PCIX0_PIM0LAH); - PCIX_WRITEL(0x00000000, PCIX0_PIM0LAL); - PCIX_WRITEL(0xe0000007, PCIX0_PIM0SA); - - eieio(); -} - -static void __init -ocotea_setup_hose(void) -{ - struct pci_controller *hose; - - /* Configure windows on the PCI-X host bridge */ - ocotea_setup_pcix(); - - hose = pcibios_alloc_controller(); - - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - - hose->pci_mem_offset = OCOTEA_PCI_MEM_OFFSET; - - pci_init_resource(&hose->io_resource, - OCOTEA_PCI_LOWER_IO, - OCOTEA_PCI_UPPER_IO, - IORESOURCE_IO, - "PCI host bridge"); - - pci_init_resource(&hose->mem_resources[0], - OCOTEA_PCI_LOWER_MEM, - OCOTEA_PCI_UPPER_MEM, - IORESOURCE_MEM, - "PCI host bridge"); - - hose->io_space.start = OCOTEA_PCI_LOWER_IO; - hose->io_space.end = OCOTEA_PCI_UPPER_IO; - hose->mem_space.start = OCOTEA_PCI_LOWER_MEM; - hose->mem_space.end = OCOTEA_PCI_UPPER_MEM; - hose->io_base_virt = ioremap64(OCOTEA_PCI_IO_BASE, OCOTEA_PCI_IO_SIZE); - isa_io_base = (unsigned long) hose->io_base_virt; - - setup_indirect_pci(hose, - OCOTEA_PCI_CFGA_PLB32, - OCOTEA_PCI_CFGD_PLB32); - hose->set_cfg_type = 1; - - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = ocotea_map_irq; -} - - -TODC_ALLOC(); - -static void __init -ocotea_early_serial_map(void) -{ - struct uart_port port; - - /* Setup ioremapped serial port access */ - memset(&port, 0, sizeof(port)); - port.membase = ioremap64(PPC440GX_UART0_ADDR, 8); - port.irq = UART0_INT; - port.uartclk = clocks.uart0; - port.regshift = 0; - port.iotype = SERIAL_IO_MEM; - port.flags = ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST; - port.line = 0; - - if (early_serial_setup(&port) != 0) { - printk("Early serial init of port 0 failed\n"); - } - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) - /* Configure debug serial access */ - gen550_init(0, &port); -#endif - - port.membase = ioremap64(PPC440GX_UART1_ADDR, 8); - port.irq = UART1_INT; - port.uartclk = clocks.uart1; - port.line = 1; - - if (early_serial_setup(&port) != 0) { - printk("Early serial init of port 1 failed\n"); - } - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) - /* Configure debug serial access */ - gen550_init(1, &port); -#endif -} - -static void __init -ocotea_setup_arch(void) -{ - ocotea_set_emacdata(); - - ibm440gx_tah_enable(); - - /* Setup TODC access */ - TODC_INIT(TODC_TYPE_DS1743, - 0, - 0, - ioremap64(OCOTEA_RTC_ADDR, OCOTEA_RTC_SIZE), - 8); - - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000/HZ; - - /* Setup PCI host bridge */ - ocotea_setup_hose(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif - - ocotea_early_serial_map(); - - /* Identify the system */ - printk("IBM Ocotea port (MontaVista Software, Inc. <source@mvista.com>)\n"); -} - -static void __init ocotea_init(void) -{ - ibm440gx_l2c_setup(&clocks); -} - -void __init platform_init(unsigned long r3, unsigned long r4, - unsigned long r5, unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* - * If we were passed in a board information, copy it into the - * residual data area. - */ - if (r3) - __res = *(bd_t *)(r3 + KERNELBASE); - - /* - * Determine various clocks. - * To be completely correct we should get SysClk - * from FPGA, because it can be changed by on-board switches - * --ebs - */ - ibm440gx_get_clocks(&clocks, 33333333, 6 * 1843200); - ocp_sys_info.opb_bus_freq = clocks.opb; - - ibm44x_platform_init(); - - ppc_md.setup_arch = ocotea_setup_arch; - ppc_md.show_cpuinfo = ocotea_show_cpuinfo; - ppc_md.get_irq = NULL; /* Set in ppc4xx_pic_init() */ - - ppc_md.calibrate_decr = ocotea_calibrate_decr; - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; -#ifdef CONFIG_KGDB - ppc_md.early_serial_map = ocotea_early_serial_map; -#endif - ppc_md.init = ocotea_init; -} diff --git a/arch/ppc/platforms/4xx/ocotea.h b/arch/ppc/platforms/4xx/ocotea.h deleted file mode 100644 index 202dc825119..00000000000 --- a/arch/ppc/platforms/4xx/ocotea.h +++ /dev/null @@ -1,88 +0,0 @@ -/* - * arch/ppc/platforms/ocotea.h - * - * Ocotea board definitions - * - * Matt Porter <mporter@kernel.crashing.org> - * - * Copyright 2003-2005 MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifdef __KERNEL__ -#ifndef __ASM_OCOTEA_H__ -#define __ASM_OCOTEA_H__ - -#include <linux/config.h> -#include <platforms/4xx/ibm440gx.h> - -/* F/W TLB mapping used in bootloader glue to reset EMAC */ -#define PPC44x_EMAC0_MR0 0xe0000800 - -/* Location of MAC addresses in PIBS image */ -#define PIBS_FLASH_BASE 0xfff00000 -#define PIBS_MAC_BASE (PIBS_FLASH_BASE+0xb0500) -#define PIBS_MAC_SIZE 0x200 -#define PIBS_MAC_OFFSET 0x100 - -/* External timer clock frequency */ -#define OCOTEA_TMR_CLK 25000000 - -/* RTC/NVRAM location */ -#define OCOTEA_RTC_ADDR 0x0000000148000000ULL -#define OCOTEA_RTC_SIZE 0x2000 - -/* Flash */ -#define OCOTEA_FPGA_REG_0 0x0000000148300000ULL -#define OCOTEA_BOOT_LARGE_FLASH(x) (x & 0x40) -#define OCOTEA_SMALL_FLASH_LOW 0x00000001ff900000ULL -#define OCOTEA_SMALL_FLASH_HIGH 0x00000001fff00000ULL -#define OCOTEA_SMALL_FLASH_SIZE 0x100000 -#define OCOTEA_LARGE_FLASH_LOW 0x00000001ff800000ULL -#define OCOTEA_LARGE_FLASH_HIGH 0x00000001ffc00000ULL -#define OCOTEA_LARGE_FLASH_SIZE 0x400000 - -/* FPGA_REG_3 (Ethernet Groups) */ -#define OCOTEA_FPGA_REG_3 0x0000000148300003ULL - -/* - * Serial port defines - */ -#define RS_TABLE_SIZE 2 - -/* OpenBIOS defined UART mappings, used before early_serial_setup */ -#define UART0_IO_BASE 0xE0000200 -#define UART1_IO_BASE 0xE0000300 - -#define BASE_BAUD 11059200/16 -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, UART##num##_INT, \ - (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST), \ - iomem_base: UART##num##_IO_BASE, \ - io_type: SERIAL_IO_MEM}, - -#define SERIAL_PORT_DFNS \ - STD_UART_OP(0) \ - STD_UART_OP(1) - -/* PCI support */ -#define OCOTEA_PCI_LOWER_IO 0x00000000 -#define OCOTEA_PCI_UPPER_IO 0x0000ffff -#define OCOTEA_PCI_LOWER_MEM 0x80000000 -#define OCOTEA_PCI_UPPER_MEM 0xffffefff - -#define OCOTEA_PCI_CFGREGS_BASE 0x000000020ec00000ULL -#define OCOTEA_PCI_CFGA_PLB32 0x0ec00000 -#define OCOTEA_PCI_CFGD_PLB32 0x0ec00004 - -#define OCOTEA_PCI_IO_BASE 0x0000000208000000ULL -#define OCOTEA_PCI_IO_SIZE 0x00010000 -#define OCOTEA_PCI_MEM_OFFSET 0x00000000 - -#endif /* __ASM_OCOTEA_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/redwood5.c b/arch/ppc/platforms/4xx/redwood5.c deleted file mode 100644 index 2f5e410afbc..00000000000 --- a/arch/ppc/platforms/4xx/redwood5.c +++ /dev/null @@ -1,110 +0,0 @@ -/* - * arch/ppc/platforms/4xx/redwood5.c - * - * Support for the IBM redwood5 eval board file - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2000-2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/pagemap.h> -#include <linux/device.h> -#include <linux/ioport.h> -#include <asm/io.h> -#include <asm/machdep.h> - -static struct resource smc91x_resources[] = { - [0] = { - .start = SMC91111_BASE_ADDR, - .end = SMC91111_BASE_ADDR + SMC91111_REG_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = SMC91111_IRQ, - .end = SMC91111_IRQ, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; - -static struct platform_device *redwood5_devs[] __initdata = { - &smc91x_device, -}; - -static int __init -redwood5_platform_add_devices(void) -{ - return platform_add_devices(redwood5_devs, ARRAY_SIZE(redwood5_devs)); -} - -void __init -redwood5_setup_arch(void) -{ - ppc4xx_setup_arch(); - -#ifdef CONFIG_DEBUG_BRINGUP - printk("\n"); - printk("machine\t: %s\n", PPC4xx_MACHINE_NAME); - printk("\n"); - printk("bi_s_version\t %s\n", bip->bi_s_version); - printk("bi_r_version\t %s\n", bip->bi_r_version); - printk("bi_memsize\t 0x%8.8x\t %dMBytes\n", bip->bi_memsize,bip->bi_memsize/(1024*1000)); - printk("bi_enetaddr %d\t %2.2x%2.2x%2.2x-%2.2x%2.2x%2.2x\n", 0, - bip->bi_enetaddr[0], bip->bi_enetaddr[1], - bip->bi_enetaddr[2], bip->bi_enetaddr[3], - bip->bi_enetaddr[4], bip->bi_enetaddr[5]); - - printk("bi_intfreq\t 0x%8.8x\t clock:\t %dMhz\n", - bip->bi_intfreq, bip->bi_intfreq/ 1000000); - - printk("bi_busfreq\t 0x%8.8x\t plb bus clock:\t %dMHz\n", - bip->bi_busfreq, bip->bi_busfreq / 1000000 ); - printk("bi_tbfreq\t 0x%8.8x\t TB freq:\t %dMHz\n", - bip->bi_tbfreq, bip->bi_tbfreq/1000000); - - printk("\n"); -#endif - device_initcall(redwood5_platform_add_devices); -} - -void __init -redwood5_map_io(void) -{ - int i; - - ppc4xx_map_io(); - for (i = 0; i < 16; i++) { - unsigned long v, p; - - /* 0x400x0000 -> 0xe00x0000 */ - p = 0x40000000 | (i << 16); - v = STB04xxx_IO_BASE | (i << 16); - - io_block_mapping(v, p, PAGE_SIZE, - _PAGE_NO_CACHE | pgprot_val(PAGE_KERNEL) | _PAGE_GUARDED); - } - - -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - ppc4xx_init(r3, r4, r5, r6, r7); - - ppc_md.setup_arch = redwood5_setup_arch; - ppc_md.setup_io_mappings = redwood5_map_io; -} diff --git a/arch/ppc/platforms/4xx/redwood5.h b/arch/ppc/platforms/4xx/redwood5.h deleted file mode 100644 index 264e34fb3fb..00000000000 --- a/arch/ppc/platforms/4xx/redwood5.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * arch/ppc/platforms/4xx/redwood5.h - * - * Macros, definitions, and data structures specific to the IBM PowerPC - * STB03xxx "Redwood" evaluation board. - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_REDWOOD5_H__ -#define __ASM_REDWOOD5_H__ - -/* Redwood5 has an STB04xxx core */ -#include <platforms/4xx/ibmstb4.h> - -#ifndef __ASSEMBLY__ -typedef struct board_info { - unsigned char bi_s_version[4]; /* Version of this structure */ - unsigned char bi_r_version[30]; /* Version of the IBM ROM */ - unsigned int bi_memsize; /* DRAM installed, in bytes */ - unsigned int bi_dummy; /* field shouldn't exist */ - unsigned char bi_enetaddr[6]; /* Ethernet MAC address */ - unsigned int bi_intfreq; /* Processor speed, in Hz */ - unsigned int bi_busfreq; /* Bus speed, in Hz */ - unsigned int bi_tbfreq; /* Software timebase freq */ -} bd_t; -#endif /* !__ASSEMBLY__ */ - - -#define SMC91111_BASE_ADDR 0xf2000300 -#define SMC91111_REG_SIZE 16 -#define SMC91111_IRQ 28 - -#ifdef MAX_HWIFS -#undef MAX_HWIFS -#endif -#define MAX_HWIFS 1 - -#define _IO_BASE 0 -#define _ISA_MEM_BASE 0 -#define PCI_DRAM_OFFSET 0 - -#define BASE_BAUD (378000000 / 18 / 16) - -#define PPC4xx_MACHINE_NAME "IBM Redwood5" - -#endif /* __ASM_REDWOOD5_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/redwood6.c b/arch/ppc/platforms/4xx/redwood6.c deleted file mode 100644 index 8b1012994df..00000000000 --- a/arch/ppc/platforms/4xx/redwood6.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - * arch/ppc/platforms/4xx/redwood6.c - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/pagemap.h> -#include <linux/device.h> -#include <linux/ioport.h> -#include <asm/io.h> -#include <asm/ppc4xx_pic.h> -#include <linux/delay.h> -#include <asm/machdep.h> - -/* - * Define external IRQ senses and polarities. - */ -unsigned char ppc4xx_uic_ext_irq_cfg[] __initdata = { - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 7 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 8 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 9 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 3 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 4 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 5 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 6 */ -}; - -static struct resource smc91x_resources[] = { - [0] = { - .start = SMC91111_BASE_ADDR, - .end = SMC91111_BASE_ADDR + SMC91111_REG_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = SMC91111_IRQ, - .end = SMC91111_IRQ, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; - -static struct platform_device *redwood6_devs[] __initdata = { - &smc91x_device, -}; - -static int __init -redwood6_platform_add_devices(void) -{ - return platform_add_devices(redwood6_devs, ARRAY_SIZE(redwood6_devs)); -} - - -void __init -redwood6_setup_arch(void) -{ -#ifdef CONFIG_IDE - void *xilinx, *xilinx_1, *xilinx_2; - unsigned short us_reg5; -#endif - - ppc4xx_setup_arch(); - -#ifdef CONFIG_IDE - xilinx = (unsigned long) ioremap(IDE_XLINUX_MUX_BASE, 0x10); - /* init xilinx control registers - enable ide mux, clear reset bit */ - if (!xilinx) { - printk(KERN_CRIT - "redwood6_setup_arch() xilinxi ioremap failed\n"); - return; - } - xilinx_1 = xilinx + 0xa; - xilinx_2 = xilinx + 0xe; - - us_reg5 = readb(xilinx_1); - writeb(0x01d1, xilinx_1); - writeb(0x0008, xilinx_2); - - udelay(10 * 1000); - - writeb(0x01d1, xilinx_1); - writeb(0x0008, xilinx_2); -#endif - -#ifdef DEBUG_BRINGUP - bd_t *bip = (bd_t *) __res; - printk("\n"); - printk("machine\t: %s\n", PPC4xx_MACHINE_NAME); - printk("\n"); - printk("bi_s_version\t %s\n", bip->bi_s_version); - printk("bi_r_version\t %s\n", bip->bi_r_version); - printk("bi_memsize\t 0x%8.8x\t %dMBytes\n", bip->bi_memsize, - bip->bi_memsize / (1024 * 1000)); - printk("bi_enetaddr %d\t %2.2x%2.2x%2.2x-%2.2x%2.2x%2.2x\n", 0, - bip->bi_enetaddr[0], bip->bi_enetaddr[1], bip->bi_enetaddr[2], - bip->bi_enetaddr[3], bip->bi_enetaddr[4], bip->bi_enetaddr[5]); - - printk("bi_intfreq\t 0x%8.8x\t clock:\t %dMhz\n", - bip->bi_intfreq, bip->bi_intfreq / 1000000); - - printk("bi_busfreq\t 0x%8.8x\t plb bus clock:\t %dMHz\n", - bip->bi_busfreq, bip->bi_busfreq / 1000000); - printk("bi_tbfreq\t 0x%8.8x\t TB freq:\t %dMHz\n", - bip->bi_tbfreq, bip->bi_tbfreq / 1000000); - - printk("\n"); -#endif - - /* Identify the system */ - printk(KERN_INFO "IBM Redwood6 (STBx25XX) Platform\n"); - printk(KERN_INFO - "Port by MontaVista Software, Inc. (source@mvista.com)\n"); - - device_initcall(redwood6_platform_add_devices); -} - -void __init -redwood6_map_io(void) -{ - int i; - - ppc4xx_map_io(); - for (i = 0; i < 16; i++) { - unsigned long v, p; - - /* 0x400x0000 -> 0xe00x0000 */ - p = 0x40000000 | (i << 16); - v = STBx25xx_IO_BASE | (i << 16); - - io_block_mapping(v, p, PAGE_SIZE, - _PAGE_NO_CACHE | pgprot_val(PAGE_KERNEL) | - _PAGE_GUARDED); - } -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - ppc4xx_init(r3, r4, r5, r6, r7); - - ppc_md.setup_arch = redwood6_setup_arch; - ppc_md.setup_io_mappings = redwood6_map_io; -} diff --git a/arch/ppc/platforms/4xx/redwood6.h b/arch/ppc/platforms/4xx/redwood6.h deleted file mode 100644 index 1814b9f5fc3..00000000000 --- a/arch/ppc/platforms/4xx/redwood6.h +++ /dev/null @@ -1,55 +0,0 @@ -/* - * arch/ppc/platforms/4xx/redwood6.h - * - * Macros, definitions, and data structures specific to the IBM PowerPC - * STBx25xx "Redwood6" evaluation board. - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_REDWOOD5_H__ -#define __ASM_REDWOOD5_H__ - -/* Redwood6 has an STBx25xx core */ -#include <platforms/4xx/ibmstbx25.h> - -#ifndef __ASSEMBLY__ -typedef struct board_info { - unsigned char bi_s_version[4]; /* Version of this structure */ - unsigned char bi_r_version[30]; /* Version of the IBM ROM */ - unsigned int bi_memsize; /* DRAM installed, in bytes */ - unsigned int bi_dummy; /* field shouldn't exist */ - unsigned char bi_enetaddr[6]; /* Ethernet MAC address */ - unsigned int bi_intfreq; /* Processor speed, in Hz */ - unsigned int bi_busfreq; /* Bus speed, in Hz */ - unsigned int bi_tbfreq; /* Software timebase freq */ -} bd_t; -#endif /* !__ASSEMBLY__ */ - -#define SMC91111_BASE_ADDR 0xf2030300 -#define SMC91111_REG_SIZE 16 -#define SMC91111_IRQ 27 -#define IDE_XLINUX_MUX_BASE 0xf2040000 -#define IDE_DMA_ADDR 0xfce00000 - -#ifdef MAX_HWIFS -#undef MAX_HWIFS -#endif -#define MAX_HWIFS 1 - -#define _IO_BASE 0 -#define _ISA_MEM_BASE 0 -#define PCI_DRAM_OFFSET 0 - -#define BASE_BAUD (378000000 / 18 / 16) - -#define PPC4xx_MACHINE_NAME "IBM Redwood6" - -#endif /* __ASM_REDWOOD5_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/sycamore.c b/arch/ppc/platforms/4xx/sycamore.c deleted file mode 100644 index d8019eec470..00000000000 --- a/arch/ppc/platforms/4xx/sycamore.c +++ /dev/null @@ -1,278 +0,0 @@ -/* - * arch/ppc/platforms/4xx/sycamore.c - * - * Architecture- / platform-specific boot-time initialization code for - * IBM PowerPC 4xx based boards. - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2000-2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ -#include <linux/config.h> -#include <linux/init.h> -#include <linux/smp.h> -#include <linux/threads.h> -#include <linux/param.h> -#include <linux/string.h> -#include <linux/pci.h> -#include <linux/rtc.h> - -#include <asm/ocp.h> -#include <asm/ppc4xx_pic.h> -#include <asm/system.h> -#include <asm/pci-bridge.h> -#include <asm/machdep.h> -#include <asm/page.h> -#include <asm/time.h> -#include <asm/io.h> -#include <asm/ibm_ocp_pci.h> -#include <asm/todc.h> - -#undef DEBUG - -#ifdef DEBUG -#define DBG(x...) printk(x) -#else -#define DBG(x...) -#endif - -void *kb_cs; -void *kb_data; -void *sycamore_rtc_base; - -/* - * Define external IRQ senses and polarities. - */ -unsigned char ppc4xx_uic_ext_irq_cfg[] __initdata = { - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 7 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 8 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 9 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 10 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 11 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 12 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 3 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 4 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 5 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 6 */ -}; - - -/* Some IRQs unique to Sycamore. - * Used by the generic 405 PCI setup functions in ppc4xx_pci.c - */ -int __init -ppc405_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {28, 28, 28, 28}, /* IDSEL 1 - PCI slot 1 */ - {29, 29, 29, 29}, /* IDSEL 2 - PCI slot 2 */ - {30, 30, 30, 30}, /* IDSEL 3 - PCI slot 3 */ - {31, 31, 31, 31}, /* IDSEL 4 - PCI slot 4 */ - }; - - const long min_idsel = 1, max_idsel = 4, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -}; - -void __init -sycamore_setup_arch(void) -{ -#define SYCAMORE_PS2_BASE 0xF0100000 -#define SYCAMORE_FPGA_BASE 0xF0300000 - - void *fpga_brdc; - unsigned char fpga_brdc_data; - void *fpga_enable; - void *fpga_polarity; - void *fpga_status; - void *fpga_trigger; - - ppc4xx_setup_arch(); - - ibm_ocp_set_emac(0, 1); - - kb_data = ioremap(SYCAMORE_PS2_BASE, 8); - if (!kb_data) { - printk(KERN_CRIT - "sycamore_setup_arch() kb_data ioremap failed\n"); - return; - } - - kb_cs = kb_data + 1; - - fpga_status = ioremap(SYCAMORE_FPGA_BASE, 8); - if (!fpga_status) { - printk(KERN_CRIT - "sycamore_setup_arch() fpga_status ioremap failed\n"); - return; - } - - fpga_enable = fpga_status + 1; - fpga_polarity = fpga_status + 2; - fpga_trigger = fpga_status + 3; - fpga_brdc = fpga_status + 4; - - /* split the keyboard and mouse interrupts */ - fpga_brdc_data = readb(fpga_brdc); - fpga_brdc_data |= 0x80; - writeb(fpga_brdc_data, fpga_brdc); - - writeb(0x3, fpga_enable); - - writeb(0x3, fpga_polarity); - - writeb(0x3, fpga_trigger); - - /* RTC step for the sycamore */ - sycamore_rtc_base = (void *) SYCAMORE_RTC_VADDR; - TODC_INIT(TODC_TYPE_DS1743, sycamore_rtc_base, sycamore_rtc_base, - sycamore_rtc_base, 8); - - /* Identify the system */ - printk(KERN_INFO "IBM Sycamore (IBM405GPr) Platform\n"); - printk(KERN_INFO - "Port by MontaVista Software, Inc. (source@mvista.com)\n"); -} - -void __init -bios_fixup(struct pci_controller *hose, struct pcil0_regs *pcip) -{ -#ifdef CONFIG_PCI - unsigned int bar_response, bar; - /* - * Expected PCI mapping: - * - * PLB addr PCI memory addr - * --------------------- --------------------- - * 0000'0000 - 7fff'ffff <--- 0000'0000 - 7fff'ffff - * 8000'0000 - Bfff'ffff ---> 8000'0000 - Bfff'ffff - * - * PLB addr PCI io addr - * --------------------- --------------------- - * e800'0000 - e800'ffff ---> 0000'0000 - 0001'0000 - * - * The following code is simplified by assuming that the bootrom - * has been well behaved in following this mapping. - */ - -#ifdef DEBUG - int i; - - printk("ioremap PCLIO_BASE = 0x%x\n", pcip); - printk("PCI bridge regs before fixup \n"); - for (i = 0; i <= 3; i++) { - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].ma))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].la))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pcila))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pciha))); - } - printk(" ptm1ms\t0x%x\n", in_le32(&(pcip->ptm1ms))); - printk(" ptm1la\t0x%x\n", in_le32(&(pcip->ptm1la))); - printk(" ptm2ms\t0x%x\n", in_le32(&(pcip->ptm2ms))); - printk(" ptm2la\t0x%x\n", in_le32(&(pcip->ptm2la))); - -#endif - - /* added for IBM boot rom version 1.15 bios bar changes -AK */ - - /* Disable region first */ - out_le32((void *) &(pcip->pmm[0].ma), 0x00000000); - /* PLB starting addr, PCI: 0x80000000 */ - out_le32((void *) &(pcip->pmm[0].la), 0x80000000); - /* PCI start addr, 0x80000000 */ - out_le32((void *) &(pcip->pmm[0].pcila), PPC405_PCI_MEM_BASE); - /* 512MB range of PLB to PCI */ - out_le32((void *) &(pcip->pmm[0].pciha), 0x00000000); - /* Enable no pre-fetch, enable region */ - out_le32((void *) &(pcip->pmm[0].ma), ((0xffffffff - - (PPC405_PCI_UPPER_MEM - - PPC405_PCI_MEM_BASE)) | 0x01)); - - /* Enable inbound region one - 1GB size */ - out_le32((void *) &(pcip->ptm1ms), 0xc0000001); - - /* Disable outbound region one */ - out_le32((void *) &(pcip->pmm[1].ma), 0x00000000); - out_le32((void *) &(pcip->pmm[1].la), 0x00000000); - out_le32((void *) &(pcip->pmm[1].pcila), 0x00000000); - out_le32((void *) &(pcip->pmm[1].pciha), 0x00000000); - out_le32((void *) &(pcip->pmm[1].ma), 0x00000000); - - /* Disable inbound region two */ - out_le32((void *) &(pcip->ptm2ms), 0x00000000); - - /* Disable outbound region two */ - out_le32((void *) &(pcip->pmm[2].ma), 0x00000000); - out_le32((void *) &(pcip->pmm[2].la), 0x00000000); - out_le32((void *) &(pcip->pmm[2].pcila), 0x00000000); - out_le32((void *) &(pcip->pmm[2].pciha), 0x00000000); - out_le32((void *) &(pcip->pmm[2].ma), 0x00000000); - - /* Zero config bars */ - for (bar = PCI_BASE_ADDRESS_1; bar <= PCI_BASE_ADDRESS_2; bar += 4) { - early_write_config_dword(hose, hose->first_busno, - PCI_FUNC(hose->first_busno), bar, - 0x00000000); - early_read_config_dword(hose, hose->first_busno, - PCI_FUNC(hose->first_busno), bar, - &bar_response); - DBG("BUS %d, device %d, Function %d bar 0x%8.8x is 0x%8.8x\n", - hose->first_busno, PCI_SLOT(hose->first_busno), - PCI_FUNC(hose->first_busno), bar, bar_response); - } - /* end work arround */ - -#ifdef DEBUG - printk("PCI bridge regs after fixup \n"); - for (i = 0; i <= 3; i++) { - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].ma))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].la))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pcila))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pciha))); - } - printk(" ptm1ms\t0x%x\n", in_le32(&(pcip->ptm1ms))); - printk(" ptm1la\t0x%x\n", in_le32(&(pcip->ptm1la))); - printk(" ptm2ms\t0x%x\n", in_le32(&(pcip->ptm2ms))); - printk(" ptm2la\t0x%x\n", in_le32(&(pcip->ptm2la))); - -#endif -#endif - -} - -void __init -sycamore_map_io(void) -{ - ppc4xx_map_io(); - io_block_mapping(SYCAMORE_RTC_VADDR, - SYCAMORE_RTC_PADDR, SYCAMORE_RTC_SIZE, _PAGE_IO); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - ppc4xx_init(r3, r4, r5, r6, r7); - - ppc_md.setup_arch = sycamore_setup_arch; - ppc_md.setup_io_mappings = sycamore_map_io; - -#ifdef CONFIG_GEN_RTC - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; -#endif -} diff --git a/arch/ppc/platforms/4xx/sycamore.h b/arch/ppc/platforms/4xx/sycamore.h deleted file mode 100644 index 3e7b4e2c8c5..00000000000 --- a/arch/ppc/platforms/4xx/sycamore.h +++ /dev/null @@ -1,67 +0,0 @@ -/* - * arch/ppc/platforms/4xx/sycamore.h - * - * Macros, definitions, and data structures specific to the IBM PowerPC - * 405GPr "Sycamore" evaluation board. - * - * Author: Armin Kuster <akuster@mvista.com> - * - * 2000 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_SYCAMORE_H__ -#define __ASM_SYCAMORE_H__ - -#include <platforms/4xx/ibm405gpr.h> - -#ifndef __ASSEMBLY__ -/* - * Data structure defining board information maintained by the boot - * ROM on IBM's "Sycamore" evaluation board. An effort has been made to - * keep the field names consistent with the 8xx 'bd_t' board info - * structures. - */ - -typedef struct board_info { - unsigned char bi_s_version[4]; /* Version of this structure */ - unsigned char bi_r_version[30]; /* Version of the IBM ROM */ - unsigned int bi_memsize; /* DRAM installed, in bytes */ - unsigned char bi_enetaddr[6]; /* Local Ethernet MAC address */ - unsigned char bi_pci_enetaddr[6]; /* PCI Ethernet MAC address */ - unsigned int bi_intfreq; /* Processor speed, in Hz */ - unsigned int bi_busfreq; /* PLB Bus speed, in Hz */ - unsigned int bi_pci_busfreq; /* PCI Bus speed, in Hz */ -} bd_t; - -/* Some 4xx parts use a different timebase frequency from the internal clock. -*/ -#define bi_tbfreq bi_intfreq - - -/* Memory map for the IBM "Sycamore" 405GP evaluation board. - * Generic 4xx plus RTC. - */ - -extern void *sycamore_rtc_base; -#define SYCAMORE_RTC_PADDR ((uint)0xf0000000) -#define SYCAMORE_RTC_VADDR SYCAMORE_RTC_PADDR -#define SYCAMORE_RTC_SIZE ((uint)8*1024) - -#ifdef CONFIG_PPC405GP_INTERNAL_CLOCK -#define BASE_BAUD 201600 -#else -#define BASE_BAUD 691200 -#endif - -#define SYCAMORE_PS2_BASE 0xF0100000 -#define SYCAMORE_FPGA_BASE 0xF0300000 - -#define PPC4xx_MACHINE_NAME "IBM Sycamore" - -#endif /* !__ASSEMBLY__ */ -#endif /* __ASM_SYCAMORE_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/virtex-ii_pro.c b/arch/ppc/platforms/4xx/virtex-ii_pro.c deleted file mode 100644 index 097cc9d5aca..00000000000 --- a/arch/ppc/platforms/4xx/virtex-ii_pro.c +++ /dev/null @@ -1,60 +0,0 @@ -/* - * arch/ppc/platforms/4xx/virtex-ii_pro.c - * - * Author: MontaVista Software, Inc. - * source@mvista.com - * - * 2002-2004 (c) MontaVista Software, Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is licensed - * "as is" without any warranty of any kind, whether express or implied. - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <asm/ocp.h> -#include "virtex-ii_pro.h" - -/* Have OCP take care of the serial ports. */ -struct ocp_def core_ocp[] = { -#ifdef XPAR_UARTNS550_0_BASEADDR - { .vendor = OCP_VENDOR_XILINX, - .function = OCP_FUNC_16550, - .index = 0, - .paddr = XPAR_UARTNS550_0_BASEADDR, - .irq = XPAR_INTC_0_UARTNS550_0_VEC_ID, - .pm = OCP_CPM_NA - }, -#ifdef XPAR_UARTNS550_1_BASEADDR - { .vendor = OCP_VENDOR_XILINX, - .function = OCP_FUNC_16550, - .index = 1, - .paddr = XPAR_UARTNS550_1_BASEADDR, - .irq = XPAR_INTC_0_UARTNS550_1_VEC_ID, - .pm = OCP_CPM_NA - }, -#ifdef XPAR_UARTNS550_2_BASEADDR - { .vendor = OCP_VENDOR_XILINX, - .function = OCP_FUNC_16550, - .index = 2, - .paddr = XPAR_UARTNS550_2_BASEADDR, - .irq = XPAR_INTC_0_UARTNS550_2_VEC_ID, - .pm = OCP_CPM_NA - }, -#ifdef XPAR_UARTNS550_3_BASEADDR - { .vendor = OCP_VENDOR_XILINX, - .function = OCP_FUNC_16550, - .index = 3, - .paddr = XPAR_UARTNS550_3_BASEADDR, - .irq = XPAR_INTC_0_UARTNS550_3_VEC_ID, - .pm = OCP_CPM_NA - }, -#ifdef XPAR_UARTNS550_4_BASEADDR -#error Edit this file to add more devices. -#endif /* 4 */ -#endif /* 3 */ -#endif /* 2 */ -#endif /* 1 */ -#endif /* 0 */ - { .vendor = OCP_VENDOR_INVALID - } -}; diff --git a/arch/ppc/platforms/4xx/virtex-ii_pro.h b/arch/ppc/platforms/4xx/virtex-ii_pro.h deleted file mode 100644 index 9014c488733..00000000000 --- a/arch/ppc/platforms/4xx/virtex-ii_pro.h +++ /dev/null @@ -1,99 +0,0 @@ -/* - * arch/ppc/platforms/4xx/virtex-ii_pro.h - * - * Include file that defines the Xilinx Virtex-II Pro processor - * - * Author: MontaVista Software, Inc. - * source@mvista.com - * - * 2002-2004 (c) MontaVista Software, Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is licensed - * "as is" without any warranty of any kind, whether express or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_VIRTEXIIPRO_H__ -#define __ASM_VIRTEXIIPRO_H__ - -#include <linux/config.h> -#include <asm/xparameters.h> - -/* serial defines */ - -#define RS_TABLE_SIZE 4 /* change this and add more devices below - if you have more then 4 16x50 UARTs */ - -#define BASE_BAUD (XPAR_UARTNS550_0_CLOCK_FREQ_HZ/16) - -/* The serial ports in the Virtex-II Pro have each I/O byte in the - * LSByte of a word. This means that iomem_reg_shift needs to be 2 to - * change the byte offsets into word offsets. In addition the base - * addresses need to have 3 added to them to get to the LSByte. - */ -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, XPAR_INTC_0_UARTNS550_##num##_VEC_ID, \ - ASYNC_BOOT_AUTOCONF, \ - .iomem_base = (u8 *)XPAR_UARTNS550_##num##_BASEADDR + 3, \ - .iomem_reg_shift = 2, \ - .io_type = SERIAL_IO_MEM}, - -#if defined(XPAR_INTC_0_UARTNS550_0_VEC_ID) -#define ML300_UART0 STD_UART_OP(0) -#else -#define ML300_UART0 -#endif - -#if defined(XPAR_INTC_0_UARTNS550_1_VEC_ID) -#define ML300_UART1 STD_UART_OP(1) -#else -#define ML300_UART1 -#endif - -#if defined(XPAR_INTC_0_UARTNS550_2_VEC_ID) -#define ML300_UART2 STD_UART_OP(2) -#else -#define ML300_UART2 -#endif - -#if defined(XPAR_INTC_0_UARTNS550_3_VEC_ID) -#define ML300_UART3 STD_UART_OP(3) -#else -#define ML300_UART3 -#endif - -#if defined(XPAR_INTC_0_UARTNS550_4_VEC_ID) -#error Edit this file to add more devices. -#elif defined(XPAR_INTC_0_UARTNS550_3_VEC_ID) -#define NR_SER_PORTS 4 -#elif defined(XPAR_INTC_0_UARTNS550_2_VEC_ID) -#define NR_SER_PORTS 3 -#elif defined(XPAR_INTC_0_UARTNS550_1_VEC_ID) -#define NR_SER_PORTS 2 -#elif defined(XPAR_INTC_0_UARTNS550_0_VEC_ID) -#define NR_SER_PORTS 1 -#else -#define NR_SER_PORTS 0 -#endif - -#if defined(CONFIG_UART0_TTYS0) -#define SERIAL_PORT_DFNS \ - ML300_UART0 \ - ML300_UART1 \ - ML300_UART2 \ - ML300_UART3 -#endif - -#if defined(CONFIG_UART0_TTYS1) -#define SERIAL_PORT_DFNS \ - ML300_UART1 \ - ML300_UART0 \ - ML300_UART2 \ - ML300_UART3 -#endif - -#define DCRN_CPMFR_BASE 0 - -#include <asm/ibm405.h> - -#endif /* __ASM_VIRTEXIIPRO_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/walnut.c b/arch/ppc/platforms/4xx/walnut.c deleted file mode 100644 index a33eda4b748..00000000000 --- a/arch/ppc/platforms/4xx/walnut.c +++ /dev/null @@ -1,249 +0,0 @@ -/* - * arch/ppc/platforms/4xx/walnut.c - * - * Architecture- / platform-specific boot-time initialization code for - * IBM PowerPC 4xx based boards. Adapted from original - * code by Gary Thomas, Cort Dougan <cort@fsmlabs.com>, and Dan Malek - * <dan@net4x.com>. - * - * Copyright(c) 1999-2000 Grant Erickson <grant@lcse.umn.edu> - * - * 2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ -#include <linux/config.h> -#include <linux/init.h> -#include <linux/smp.h> -#include <linux/threads.h> -#include <linux/param.h> -#include <linux/string.h> -#include <linux/pci.h> -#include <linux/rtc.h> - -#include <asm/system.h> -#include <asm/pci-bridge.h> -#include <asm/machdep.h> -#include <asm/page.h> -#include <asm/time.h> -#include <asm/io.h> -#include <asm/ocp.h> -#include <asm/ibm_ocp_pci.h> -#include <asm/todc.h> - -#undef DEBUG - -#ifdef DEBUG -#define DBG(x...) printk(x) -#else -#define DBG(x...) -#endif - -void *kb_cs; -void *kb_data; -void *walnut_rtc_base; - -/* Some IRQs unique to Walnut. - * Used by the generic 405 PCI setup functions in ppc4xx_pci.c - */ -int __init -ppc405_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {28, 28, 28, 28}, /* IDSEL 1 - PCI slot 1 */ - {29, 29, 29, 29}, /* IDSEL 2 - PCI slot 2 */ - {30, 30, 30, 30}, /* IDSEL 3 - PCI slot 3 */ - {31, 31, 31, 31}, /* IDSEL 4 - PCI slot 4 */ - }; - - const long min_idsel = 1, max_idsel = 4, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -}; - -void __init -walnut_setup_arch(void) -{ - - void *fpga_brdc; - unsigned char fpga_brdc_data; - void *fpga_enable; - void *fpga_polarity; - void *fpga_status; - void *fpga_trigger; - - ppc4xx_setup_arch(); - - ibm_ocp_set_emac(0, 0); - - kb_data = ioremap(WALNUT_PS2_BASE, 8); - if (!kb_data) { - printk(KERN_CRIT - "walnut_setup_arch() kb_data ioremap failed\n"); - return; - } - - kb_cs = kb_data + 1; - - fpga_status = ioremap(WALNUT_FPGA_BASE, 8); - if (!fpga_status) { - printk(KERN_CRIT - "walnut_setup_arch() fpga_status ioremap failed\n"); - return; - } - - fpga_enable = fpga_status + 1; - fpga_polarity = fpga_status + 2; - fpga_trigger = fpga_status + 3; - fpga_brdc = fpga_status + 4; - - /* split the keyboard and mouse interrupts */ - fpga_brdc_data = readb(fpga_brdc); - fpga_brdc_data |= 0x80; - writeb(fpga_brdc_data, fpga_brdc); - - writeb(0x3, fpga_enable); - - writeb(0x3, fpga_polarity); - - writeb(0x3, fpga_trigger); - - /* RTC step for the walnut */ - walnut_rtc_base = (void *) WALNUT_RTC_VADDR; - TODC_INIT(TODC_TYPE_DS1743, walnut_rtc_base, walnut_rtc_base, - walnut_rtc_base, 8); - /* Identify the system */ - printk("IBM Walnut port (C) 2000-2002 MontaVista Software, Inc. (source@mvista.com)\n"); -} - -void __init -bios_fixup(struct pci_controller *hose, struct pcil0_regs *pcip) -{ -#ifdef CONFIG_PCI - unsigned int bar_response, bar; - /* - * Expected PCI mapping: - * - * PLB addr PCI memory addr - * --------------------- --------------------- - * 0000'0000 - 7fff'ffff <--- 0000'0000 - 7fff'ffff - * 8000'0000 - Bfff'ffff ---> 8000'0000 - Bfff'ffff - * - * PLB addr PCI io addr - * --------------------- --------------------- - * e800'0000 - e800'ffff ---> 0000'0000 - 0001'0000 - * - * The following code is simplified by assuming that the bootrom - * has been well behaved in following this mapping. - */ - -#ifdef DEBUG - int i; - - printk("ioremap PCLIO_BASE = 0x%x\n", pcip); - printk("PCI bridge regs before fixup \n"); - for (i = 0; i <= 3; i++) { - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].ma))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].la))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pcila))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pciha))); - } - printk(" ptm1ms\t0x%x\n", in_le32(&(pcip->ptm1ms))); - printk(" ptm1la\t0x%x\n", in_le32(&(pcip->ptm1la))); - printk(" ptm2ms\t0x%x\n", in_le32(&(pcip->ptm2ms))); - printk(" ptm2la\t0x%x\n", in_le32(&(pcip->ptm2la))); - -#endif - - /* added for IBM boot rom version 1.15 bios bar changes -AK */ - - /* Disable region first */ - out_le32((void *) &(pcip->pmm[0].ma), 0x00000000); - /* PLB starting addr, PCI: 0x80000000 */ - out_le32((void *) &(pcip->pmm[0].la), 0x80000000); - /* PCI start addr, 0x80000000 */ - out_le32((void *) &(pcip->pmm[0].pcila), PPC405_PCI_MEM_BASE); - /* 512MB range of PLB to PCI */ - out_le32((void *) &(pcip->pmm[0].pciha), 0x00000000); - /* Enable no pre-fetch, enable region */ - out_le32((void *) &(pcip->pmm[0].ma), ((0xffffffff - - (PPC405_PCI_UPPER_MEM - - PPC405_PCI_MEM_BASE)) | 0x01)); - - /* Disable region one */ - out_le32((void *) &(pcip->pmm[1].ma), 0x00000000); - out_le32((void *) &(pcip->pmm[1].la), 0x00000000); - out_le32((void *) &(pcip->pmm[1].pcila), 0x00000000); - out_le32((void *) &(pcip->pmm[1].pciha), 0x00000000); - out_le32((void *) &(pcip->pmm[1].ma), 0x00000000); - out_le32((void *) &(pcip->ptm1ms), 0x00000000); - - /* Disable region two */ - out_le32((void *) &(pcip->pmm[2].ma), 0x00000000); - out_le32((void *) &(pcip->pmm[2].la), 0x00000000); - out_le32((void *) &(pcip->pmm[2].pcila), 0x00000000); - out_le32((void *) &(pcip->pmm[2].pciha), 0x00000000); - out_le32((void *) &(pcip->pmm[2].ma), 0x00000000); - out_le32((void *) &(pcip->ptm2ms), 0x00000000); - - /* Zero config bars */ - for (bar = PCI_BASE_ADDRESS_1; bar <= PCI_BASE_ADDRESS_2; bar += 4) { - early_write_config_dword(hose, hose->first_busno, - PCI_FUNC(hose->first_busno), bar, - 0x00000000); - early_read_config_dword(hose, hose->first_busno, - PCI_FUNC(hose->first_busno), bar, - &bar_response); - DBG("BUS %d, device %d, Function %d bar 0x%8.8x is 0x%8.8x\n", - hose->first_busno, PCI_SLOT(hose->first_busno), - PCI_FUNC(hose->first_busno), bar, bar_response); - } - /* end work arround */ - -#ifdef DEBUG - printk("PCI bridge regs after fixup \n"); - for (i = 0; i <= 3; i++) { - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].ma))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].la))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pcila))); - printk(" pmm%dma\t0x%x\n", i, in_le32(&(pcip->pmm[i].pciha))); - } - printk(" ptm1ms\t0x%x\n", in_le32(&(pcip->ptm1ms))); - printk(" ptm1la\t0x%x\n", in_le32(&(pcip->ptm1la))); - printk(" ptm2ms\t0x%x\n", in_le32(&(pcip->ptm2ms))); - printk(" ptm2la\t0x%x\n", in_le32(&(pcip->ptm2la))); - -#endif -#endif -} - -void __init -walnut_map_io(void) -{ - ppc4xx_map_io(); - io_block_mapping(WALNUT_RTC_VADDR, - WALNUT_RTC_PADDR, WALNUT_RTC_SIZE, _PAGE_IO); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - ppc4xx_init(r3, r4, r5, r6, r7); - - ppc_md.setup_arch = walnut_setup_arch; - ppc_md.setup_io_mappings = walnut_map_io; - -#ifdef CONFIG_GEN_RTC - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; -#endif -} diff --git a/arch/ppc/platforms/4xx/walnut.h b/arch/ppc/platforms/4xx/walnut.h deleted file mode 100644 index 04cfbf3696b..00000000000 --- a/arch/ppc/platforms/4xx/walnut.h +++ /dev/null @@ -1,72 +0,0 @@ -/* - * arch/ppc/platforms/4xx/walnut.h - * - * Macros, definitions, and data structures specific to the IBM PowerPC - * 405GP "Walnut" evaluation board. - * - * Authors: Grant Erickson <grant@lcse.umn.edu>, Frank Rowand - * <frank_rowand@mvista.com>, Debbie Chu <debbie_chu@mvista.com> or - * source@mvista.com - * - * Copyright (c) 1999 Grant Erickson <grant@lcse.umn.edu> - * - * 2000 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_WALNUT_H__ -#define __ASM_WALNUT_H__ - -/* We have a 405GP core */ -#include <platforms/4xx/ibm405gp.h> - -#ifndef __ASSEMBLY__ -/* - * Data structure defining board information maintained by the boot - * ROM on IBM's "Walnut" evaluation board. An effort has been made to - * keep the field names consistent with the 8xx 'bd_t' board info - * structures. - */ - -typedef struct board_info { - unsigned char bi_s_version[4]; /* Version of this structure */ - unsigned char bi_r_version[30]; /* Version of the IBM ROM */ - unsigned int bi_memsize; /* DRAM installed, in bytes */ - unsigned char bi_enetaddr[6]; /* Local Ethernet MAC address */ - unsigned char bi_pci_enetaddr[6]; /* PCI Ethernet MAC address */ - unsigned int bi_intfreq; /* Processor speed, in Hz */ - unsigned int bi_busfreq; /* PLB Bus speed, in Hz */ - unsigned int bi_pci_busfreq; /* PCI Bus speed, in Hz */ -} bd_t; - -/* Some 4xx parts use a different timebase frequency from the internal clock. -*/ -#define bi_tbfreq bi_intfreq - - -/* Memory map for the IBM "Walnut" 405GP evaluation board. - * Generic 4xx plus RTC. - */ - -extern void *walnut_rtc_base; -#define WALNUT_RTC_PADDR ((uint)0xf0000000) -#define WALNUT_RTC_VADDR WALNUT_RTC_PADDR -#define WALNUT_RTC_SIZE ((uint)8*1024) - -#ifdef CONFIG_PPC405GP_INTERNAL_CLOCK -#define BASE_BAUD 201600 -#else -#define BASE_BAUD 691200 -#endif - -#define WALNUT_PS2_BASE 0xF0100000 -#define WALNUT_FPGA_BASE 0xF0300000 - -#define PPC4xx_MACHINE_NAME "IBM Walnut" - -#endif /* !__ASSEMBLY__ */ -#endif /* __ASM_WALNUT_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/xilinx_ml300.c b/arch/ppc/platforms/4xx/xilinx_ml300.c deleted file mode 100644 index 0b1b77d986b..00000000000 --- a/arch/ppc/platforms/4xx/xilinx_ml300.c +++ /dev/null @@ -1,146 +0,0 @@ -/* - * arch/ppc/platforms/4xx/xilinx_ml300.c - * - * Xilinx ML300 evaluation board initialization - * - * Author: MontaVista Software, Inc. - * source@mvista.com - * - * 2002-2004 (c) MontaVista Software, Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is licensed - * "as is" without any warranty of any kind, whether express or implied. - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/tty.h> -#include <linux/serial.h> -#include <linux/serial_core.h> -#include <linux/serialP.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/ocp.h> - -#include <platforms/4xx/virtex-ii_pro.h> /* for NR_SER_PORTS */ - -/* - * As an overview of how the following functions (platform_init, - * ml300_map_io, ml300_setup_arch and ml300_init_IRQ) fit into the - * kernel startup procedure, here's a call tree: - * - * start_here arch/ppc/kernel/head_4xx.S - * early_init arch/ppc/kernel/setup.c - * machine_init arch/ppc/kernel/setup.c - * platform_init this file - * ppc4xx_init arch/ppc/syslib/ppc4xx_setup.c - * parse_bootinfo - * find_bootinfo - * "setup some default ppc_md pointers" - * MMU_init arch/ppc/mm/init.c - * *ppc_md.setup_io_mappings == ml300_map_io this file - * ppc4xx_map_io arch/ppc/syslib/ppc4xx_setup.c - * start_kernel init/main.c - * setup_arch arch/ppc/kernel/setup.c - * #if defined(CONFIG_KGDB) - * *ppc_md.kgdb_map_scc() == gen550_kgdb_map_scc - * #endif - * *ppc_md.setup_arch == ml300_setup_arch this file - * ppc4xx_setup_arch arch/ppc/syslib/ppc4xx_setup.c - * ppc4xx_find_bridges arch/ppc/syslib/ppc405_pci.c - * init_IRQ arch/ppc/kernel/irq.c - * *ppc_md.init_IRQ == ml300_init_IRQ this file - * ppc4xx_init_IRQ arch/ppc/syslib/ppc4xx_setup.c - * ppc4xx_pic_init arch/ppc/syslib/xilinx_pic.c - */ - -#if defined(XPAR_POWER_0_POWERDOWN_BASEADDR) - -static volatile unsigned *powerdown_base = - (volatile unsigned *) XPAR_POWER_0_POWERDOWN_BASEADDR; - -static void -xilinx_power_off(void) -{ - local_irq_disable(); - out_be32(powerdown_base, XPAR_POWER_0_POWERDOWN_VALUE); - while (1) ; -} -#endif - -void __init -ml300_map_io(void) -{ - ppc4xx_map_io(); - -#if defined(XPAR_POWER_0_POWERDOWN_BASEADDR) - powerdown_base = ioremap((unsigned long) powerdown_base, - XPAR_POWER_0_POWERDOWN_HIGHADDR - - XPAR_POWER_0_POWERDOWN_BASEADDR + 1); -#endif -} - -static void __init -ml300_early_serial_map(void) -{ -#ifdef CONFIG_SERIAL_8250 - struct serial_state old_ports[] = { SERIAL_PORT_DFNS }; - struct uart_port port; - int i; - - /* Setup ioremapped serial port access */ - for (i = 0; i < ARRAY_SIZE(old_ports); i++ ) { - memset(&port, 0, sizeof(port)); - port.membase = ioremap((phys_addr_t)(old_ports[i].iomem_base), 16); - port.irq = old_ports[i].irq; - port.uartclk = old_ports[i].baud_base * 16; - port.regshift = old_ports[i].iomem_reg_shift; - port.iotype = SERIAL_IO_MEM; - port.flags = ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST; - port.line = i; - - if (early_serial_setup(&port) != 0) { - printk("Early serial init of port %d failed\n", i); - } - } -#endif /* CONFIG_SERIAL_8250 */ -} - -void __init -ml300_setup_arch(void) -{ - ppc4xx_setup_arch(); /* calls ppc4xx_find_bridges() */ - - ml300_early_serial_map(); - - /* Identify the system */ - printk(KERN_INFO "Xilinx Virtex-II Pro port\n"); - printk(KERN_INFO "Port by MontaVista Software, Inc. (source@mvista.com)\n"); -} - -/* Called after board_setup_irq from ppc4xx_init_IRQ(). */ -void __init -ml300_init_irq(void) -{ - ppc4xx_init_IRQ(); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - ppc4xx_init(r3, r4, r5, r6, r7); - - ppc_md.setup_arch = ml300_setup_arch; - ppc_md.setup_io_mappings = ml300_map_io; - ppc_md.init_IRQ = ml300_init_irq; - -#if defined(XPAR_POWER_0_POWERDOWN_BASEADDR) - ppc_md.power_off = xilinx_power_off; -#endif - -#ifdef CONFIG_KGDB - ppc_md.early_serial_map = ml300_early_serial_map; -#endif -} - diff --git a/arch/ppc/platforms/4xx/xilinx_ml300.h b/arch/ppc/platforms/4xx/xilinx_ml300.h deleted file mode 100644 index f8c58841233..00000000000 --- a/arch/ppc/platforms/4xx/xilinx_ml300.h +++ /dev/null @@ -1,47 +0,0 @@ -/* - * arch/ppc/platforms/4xx/xilinx_ml300.h - * - * Include file that defines the Xilinx ML300 evaluation board - * - * Author: MontaVista Software, Inc. - * source@mvista.com - * - * 2002-2004 (c) MontaVista Software, Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is licensed - * "as is" without any warranty of any kind, whether express or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_XILINX_ML300_H__ -#define __ASM_XILINX_ML300_H__ - -/* ML300 has a Xilinx Virtex-II Pro processor */ -#include <platforms/4xx/virtex-ii_pro.h> - -#ifndef __ASSEMBLY__ - -#include <linux/types.h> - -typedef struct board_info { - unsigned int bi_memsize; /* DRAM installed, in bytes */ - unsigned char bi_enetaddr[6]; /* Local Ethernet MAC address */ - unsigned int bi_intfreq; /* Processor speed, in Hz */ - unsigned int bi_busfreq; /* PLB Bus speed, in Hz */ - unsigned int bi_pci_busfreq; /* PCI Bus speed, in Hz */ -} bd_t; - -/* Some 4xx parts use a different timebase frequency from the internal clock. -*/ -#define bi_tbfreq bi_intfreq - -#endif /* !__ASSEMBLY__ */ - -/* We don't need anything mapped. Size of zero will accomplish that. */ -#define PPC4xx_ONB_IO_PADDR 0u -#define PPC4xx_ONB_IO_VADDR 0u -#define PPC4xx_ONB_IO_SIZE 0u - -#define PPC4xx_MACHINE_NAME "Xilinx ML300" - -#endif /* __ASM_XILINX_ML300_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/4xx/xparameters/xparameters_ml300.h b/arch/ppc/platforms/4xx/xparameters/xparameters_ml300.h deleted file mode 100644 index 97e3f4d4bd5..00000000000 --- a/arch/ppc/platforms/4xx/xparameters/xparameters_ml300.h +++ /dev/null @@ -1,310 +0,0 @@ -/******************************************************************* -* -* Author: Xilinx, Inc. -* -* -* This program is free software; you can redistribute it and/or modify it -* under the terms of the GNU General Public License as published by the -* Free Software Foundation; either version 2 of the License, or (at your -* option) any later version. -* -* -* XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS" AS A -* COURTESY TO YOU. BY PROVIDING THIS DESIGN, CODE, OR INFORMATION AS -* ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE, APPLICATION OR STANDARD, -* XILINX IS MAKING NO REPRESENTATION THAT THIS IMPLEMENTATION IS FREE -* FROM ANY CLAIMS OF INFRINGEMENT, AND YOU ARE RESPONSIBLE FOR OBTAINING -* ANY THIRD PARTY RIGHTS YOU MAY REQUIRE FOR YOUR IMPLEMENTATION. -* XILINX EXPRESSLY DISCLAIMS ANY WARRANTY WHATSOEVER WITH RESPECT TO -* THE ADEQUACY OF THE IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY -* WARRANTIES OR REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM -* CLAIMS OF INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND -* FITNESS FOR A PARTICULAR PURPOSE. -* -* -* Xilinx hardware products are not intended for use in life support -* appliances, devices, or systems. Use in such applications is -* expressly prohibited. -* -* -* (c) Copyright 2002-2004 Xilinx Inc. -* All rights reserved. -* -* -* You should have received a copy of the GNU General Public License along -* with this program; if not, write to the Free Software Foundation, Inc., -* 675 Mass Ave, Cambridge, MA 02139, USA. -* -* Description: Driver parameters -* -*******************************************************************/ - -#define XPAR_XPCI_NUM_INSTANCES 1 -#define XPAR_XPCI_CLOCK_HZ 33333333 -#define XPAR_OPB_PCI_REF_0_DEVICE_ID 0 -#define XPAR_OPB_PCI_REF_0_BASEADDR 0x20000000 -#define XPAR_OPB_PCI_REF_0_HIGHADDR 0x3FFFFFFF -#define XPAR_OPB_PCI_REF_0_CONFIG_ADDR 0x3C000000 -#define XPAR_OPB_PCI_REF_0_CONFIG_DATA 0x3C000004 -#define XPAR_OPB_PCI_REF_0_LCONFIG_ADDR 0x3E000000 -#define XPAR_OPB_PCI_REF_0_MEM_BASEADDR 0x20000000 -#define XPAR_OPB_PCI_REF_0_MEM_HIGHADDR 0x37FFFFFF -#define XPAR_OPB_PCI_REF_0_IO_BASEADDR 0x38000000 -#define XPAR_OPB_PCI_REF_0_IO_HIGHADDR 0x3BFFFFFF - -/******************************************************************/ - -#define XPAR_XEMAC_NUM_INSTANCES 1 -#define XPAR_OPB_ETHERNET_0_BASEADDR 0x60000000 -#define XPAR_OPB_ETHERNET_0_HIGHADDR 0x60003FFF -#define XPAR_OPB_ETHERNET_0_DEVICE_ID 0 -#define XPAR_OPB_ETHERNET_0_ERR_COUNT_EXIST 1 -#define XPAR_OPB_ETHERNET_0_DMA_PRESENT 1 -#define XPAR_OPB_ETHERNET_0_MII_EXIST 1 - -/******************************************************************/ - -#define XPAR_MY_OPB_GPIO_0_DEVICE_ID_0 0 -#define XPAR_MY_OPB_GPIO_0_BASEADDR_0 0x90000000 -#define XPAR_MY_OPB_GPIO_0_HIGHADDR_0 (0x90000000+0x7) -#define XPAR_MY_OPB_GPIO_0_DEVICE_ID_1 1 -#define XPAR_MY_OPB_GPIO_0_BASEADDR_1 (0x90000000+0x8) -#define XPAR_MY_OPB_GPIO_0_HIGHADDR_1 (0x90000000+0x1F) -#define XPAR_XGPIO_NUM_INSTANCES 2 - -/******************************************************************/ - -#define XPAR_XIIC_NUM_INSTANCES 1 -#define XPAR_OPB_IIC_0_BASEADDR 0xA8000000 -#define XPAR_OPB_IIC_0_HIGHADDR 0xA80001FF -#define XPAR_OPB_IIC_0_DEVICE_ID 0 -#define XPAR_OPB_IIC_0_TEN_BIT_ADR 0 - -/******************************************************************/ - -#define XPAR_XUARTNS550_NUM_INSTANCES 2 -#define XPAR_XUARTNS550_CLOCK_HZ 100000000 -#define XPAR_OPB_UART16550_0_BASEADDR 0xA0000000 -#define XPAR_OPB_UART16550_0_HIGHADDR 0xA0001FFF -#define XPAR_OPB_UART16550_0_DEVICE_ID 0 -#define XPAR_OPB_UART16550_1_BASEADDR 0xA0010000 -#define XPAR_OPB_UART16550_1_HIGHADDR 0xA0011FFF -#define XPAR_OPB_UART16550_1_DEVICE_ID 1 - -/******************************************************************/ - -#define XPAR_XSPI_NUM_INSTANCES 1 -#define XPAR_OPB_SPI_0_BASEADDR 0xA4000000 -#define XPAR_OPB_SPI_0_HIGHADDR 0xA400007F -#define XPAR_OPB_SPI_0_DEVICE_ID 0 -#define XPAR_OPB_SPI_0_FIFO_EXIST 1 -#define XPAR_OPB_SPI_0_SPI_SLAVE_ONLY 0 -#define XPAR_OPB_SPI_0_NUM_SS_BITS 1 - -/******************************************************************/ - -#define XPAR_XPS2_NUM_INSTANCES 2 -#define XPAR_OPB_PS2_DUAL_REF_0_DEVICE_ID_0 0 -#define XPAR_OPB_PS2_DUAL_REF_0_BASEADDR_0 0xA9000000 -#define XPAR_OPB_PS2_DUAL_REF_0_HIGHADDR_0 (0xA9000000+0x3F) -#define XPAR_OPB_PS2_DUAL_REF_0_DEVICE_ID_1 1 -#define XPAR_OPB_PS2_DUAL_REF_0_BASEADDR_1 (0xA9000000+0x1000) -#define XPAR_OPB_PS2_DUAL_REF_0_HIGHADDR_1 (0xA9000000+0x103F) - -/******************************************************************/ - -#define XPAR_XTOUCHSCREEN_NUM_INSTANCES 1 -#define XPAR_OPB_TSD_REF_0_BASEADDR 0xAA000000 -#define XPAR_OPB_TSD_REF_0_HIGHADDR 0xAA000007 -#define XPAR_OPB_TSD_REF_0_DEVICE_ID 0 - -/******************************************************************/ - -#define XPAR_OPB_AC97_CONTROLLER_REF_0_BASEADDR 0xA6000000 -#define XPAR_OPB_AC97_CONTROLLER_REF_0_HIGHADDR 0xA60000FF -#define XPAR_OPB_PAR_PORT_REF_0_BASEADDR 0x90010000 -#define XPAR_OPB_PAR_PORT_REF_0_HIGHADDR 0x900100FF -#define XPAR_PLB_DDR_0_BASEADDR 0x00000000 -#define XPAR_PLB_DDR_0_HIGHADDR 0x0FFFFFFF - -/******************************************************************/ - -#define XPAR_XINTC_HAS_IPR 1 -#define XPAR_INTC_MAX_NUM_INTR_INPUTS 18 -#define XPAR_XINTC_USE_DCR 0 -#define XPAR_XINTC_NUM_INSTANCES 1 -#define XPAR_DCR_INTC_0_BASEADDR 0xD0000FC0 -#define XPAR_DCR_INTC_0_HIGHADDR 0xD0000FDF -#define XPAR_DCR_INTC_0_DEVICE_ID 0 -#define XPAR_DCR_INTC_0_KIND_OF_INTR 0x00038000 - -/******************************************************************/ - -#define XPAR_DCR_INTC_0_MISC_LOGIC_0_PHY_MII_INT_INTR 0 -#define XPAR_DCR_INTC_0_OPB_ETHERNET_0_IP2INTC_IRPT_INTR 1 -#define XPAR_DCR_INTC_0_MISC_LOGIC_0_IIC_TEMP_CRIT_INTR 2 -#define XPAR_DCR_INTC_0_MISC_LOGIC_0_IIC_IRQ_INTR 3 -#define XPAR_DCR_INTC_0_OPB_IIC_0_IP2INTC_IRPT_INTR 4 -#define XPAR_DCR_INTC_0_OPB_SYSACE_0_SYSACE_IRQ_INTR 5 -#define XPAR_DCR_INTC_0_OPB_UART16550_0_IP2INTC_IRPT_INTR 6 -#define XPAR_DCR_INTC_0_OPB_UART16550_1_IP2INTC_IRPT_INTR 7 -#define XPAR_DCR_INTC_0_OPB_PS2_DUAL_REF_0_SYS_INTR1_INTR 8 -#define XPAR_DCR_INTC_0_OPB_PS2_DUAL_REF_0_SYS_INTR2_INTR 9 -#define XPAR_DCR_INTC_0_OPB_SPI_0_IP2INTC_IRPT_INTR 10 -#define XPAR_DCR_INTC_0_OPB_TSD_REF_0_INTR_INTR 11 -#define XPAR_DCR_INTC_0_OPB_AC97_CONTROLLER_REF_0_PLAYBACK_INTERRUPT_INTR 12 -#define XPAR_DCR_INTC_0_OPB_AC97_CONTROLLER_REF_0_RECORD_INTERRUPT_INTR 13 -#define XPAR_DCR_INTC_0_OPB_PCI_REF_0_INTR_OUT_INTR 14 -#define XPAR_DCR_INTC_0_PLB2OPB_BRIDGE_0_BUS_ERROR_DET_INTR 15 -#define XPAR_DCR_INTC_0_PLB_V34_0_BUS_ERROR_DET_INTR 16 -#define XPAR_DCR_INTC_0_OPB2PLB_BRIDGE_0_BUS_ERROR_DET_INTR 17 - -/******************************************************************/ - -#define XPAR_XTFT_NUM_INSTANCES 1 -#define XPAR_PLB_TFT_CNTLR_REF_0_DCR_BASEADDR 0xD0000200 -#define XPAR_PLB_TFT_CNTLR_REF_0_DCR_HIGHADDR 0xD0000207 -#define XPAR_PLB_TFT_CNTLR_REF_0_DEVICE_ID 0 - -/******************************************************************/ - -#define XPAR_XSYSACE_MEM_WIDTH 8 -#define XPAR_XSYSACE_NUM_INSTANCES 1 -#define XPAR_OPB_SYSACE_0_BASEADDR 0xCF000000 -#define XPAR_OPB_SYSACE_0_HIGHADDR 0xCF0001FF -#define XPAR_OPB_SYSACE_0_DEVICE_ID 0 -#define XPAR_OPB_SYSACE_0_MEM_WIDTH 8 - -/******************************************************************/ - -#define XPAR_CPU_PPC405_CORE_CLOCK_FREQ_HZ 300000000 - -/******************************************************************/ - -/******************************************************************/ - -/* Linux Redefines */ - -/******************************************************************/ - -#define XPAR_UARTNS550_0_BASEADDR (XPAR_OPB_UART16550_0_BASEADDR+0x1000) -#define XPAR_UARTNS550_0_HIGHADDR XPAR_OPB_UART16550_0_HIGHADDR -#define XPAR_UARTNS550_0_CLOCK_FREQ_HZ XPAR_XUARTNS550_CLOCK_HZ -#define XPAR_UARTNS550_0_DEVICE_ID XPAR_OPB_UART16550_0_DEVICE_ID -#define XPAR_UARTNS550_1_BASEADDR (XPAR_OPB_UART16550_1_BASEADDR+0x1000) -#define XPAR_UARTNS550_1_HIGHADDR XPAR_OPB_UART16550_1_HIGHADDR -#define XPAR_UARTNS550_1_CLOCK_FREQ_HZ XPAR_XUARTNS550_CLOCK_HZ -#define XPAR_UARTNS550_1_DEVICE_ID XPAR_OPB_UART16550_1_DEVICE_ID - -/******************************************************************/ - -#define XPAR_GPIO_0_BASEADDR XPAR_MY_OPB_GPIO_0_BASEADDR_0 -#define XPAR_GPIO_0_HIGHADDR XPAR_MY_OPB_GPIO_0_HIGHADDR_0 -#define XPAR_GPIO_0_DEVICE_ID XPAR_MY_OPB_GPIO_0_DEVICE_ID_0 -#define XPAR_GPIO_1_BASEADDR XPAR_MY_OPB_GPIO_0_BASEADDR_1 -#define XPAR_GPIO_1_HIGHADDR XPAR_MY_OPB_GPIO_0_HIGHADDR_1 -#define XPAR_GPIO_1_DEVICE_ID XPAR_MY_OPB_GPIO_0_DEVICE_ID_1 - -/******************************************************************/ - -#define XPAR_IIC_0_BASEADDR XPAR_OPB_IIC_0_BASEADDR -#define XPAR_IIC_0_HIGHADDR XPAR_OPB_IIC_0_HIGHADDR -#define XPAR_IIC_0_TEN_BIT_ADR XPAR_OPB_IIC_0_TEN_BIT_ADR -#define XPAR_IIC_0_DEVICE_ID XPAR_OPB_IIC_0_DEVICE_ID - -/******************************************************************/ - -#define XPAR_SYSACE_0_BASEADDR XPAR_OPB_SYSACE_0_BASEADDR -#define XPAR_SYSACE_0_HIGHADDR XPAR_OPB_SYSACE_0_HIGHADDR -#define XPAR_SYSACE_0_DEVICE_ID XPAR_OPB_SYSACE_0_DEVICE_ID - -/******************************************************************/ - -#define XPAR_INTC_0_BASEADDR XPAR_DCR_INTC_0_BASEADDR -#define XPAR_INTC_0_HIGHADDR XPAR_DCR_INTC_0_HIGHADDR -#define XPAR_INTC_0_KIND_OF_INTR XPAR_DCR_INTC_0_KIND_OF_INTR -#define XPAR_INTC_0_DEVICE_ID XPAR_DCR_INTC_0_DEVICE_ID - -/******************************************************************/ - -#define XPAR_INTC_0_EMAC_0_VEC_ID XPAR_DCR_INTC_0_OPB_ETHERNET_0_IP2INTC_IRPT_INTR -#define XPAR_INTC_0_IIC_0_VEC_ID XPAR_DCR_INTC_0_OPB_IIC_0_IP2INTC_IRPT_INTR -#define XPAR_INTC_0_SYSACE_0_VEC_ID XPAR_DCR_INTC_0_OPB_SYSACE_0_SYSACE_IRQ_INTR -#define XPAR_INTC_0_UARTNS550_0_VEC_ID XPAR_DCR_INTC_0_OPB_UART16550_0_IP2INTC_IRPT_INTR -#define XPAR_INTC_0_UARTNS550_1_VEC_ID XPAR_DCR_INTC_0_OPB_UART16550_1_IP2INTC_IRPT_INTR -#define XPAR_INTC_0_PS2_0_VEC_ID XPAR_DCR_INTC_0_OPB_PS2_DUAL_REF_0_SYS_INTR1_INTR -#define XPAR_INTC_0_PS2_1_VEC_ID XPAR_DCR_INTC_0_OPB_PS2_DUAL_REF_0_SYS_INTR2_INTR -#define XPAR_INTC_0_SPI_0_VEC_ID XPAR_DCR_INTC_0_OPB_SPI_0_IP2INTC_IRPT_INTR -#define XPAR_INTC_0_TOUCHSCREEN_0_VEC_ID XPAR_DCR_INTC_0_OPB_TSD_REF_0_INTR_INTR -#define XPAR_INTC_0_PCI_0_VEC_ID_A XPAR_DCR_INTC_0_OPB_PCI_REF_0_INTR_OUT_INTR -#define XPAR_INTC_0_PCI_0_VEC_ID_B XPAR_DCR_INTC_0_OPB_PCI_REF_0_INTR_OUT_INTR -#define XPAR_INTC_0_PCI_0_VEC_ID_C XPAR_DCR_INTC_0_OPB_PCI_REF_0_INTR_OUT_INTR -#define XPAR_INTC_0_PCI_0_VEC_ID_D XPAR_DCR_INTC_0_OPB_PCI_REF_0_INTR_OUT_INTR - -/******************************************************************/ - -#define XPAR_EMAC_0_BASEADDR XPAR_OPB_ETHERNET_0_BASEADDR -#define XPAR_EMAC_0_HIGHADDR XPAR_OPB_ETHERNET_0_HIGHADDR -#define XPAR_EMAC_0_DMA_PRESENT XPAR_OPB_ETHERNET_0_DMA_PRESENT -#define XPAR_EMAC_0_MII_EXIST XPAR_OPB_ETHERNET_0_MII_EXIST -#define XPAR_EMAC_0_ERR_COUNT_EXIST XPAR_OPB_ETHERNET_0_ERR_COUNT_EXIST -#define XPAR_EMAC_0_DEVICE_ID XPAR_OPB_ETHERNET_0_DEVICE_ID - -/******************************************************************/ - -#define XPAR_SPI_0_BASEADDR XPAR_OPB_SPI_0_BASEADDR -#define XPAR_SPI_0_HIGHADDR XPAR_OPB_SPI_0_HIGHADDR -#define XPAR_SPI_0_DEVICE_ID XPAR_OPB_SPI_0_DEVICE_ID - -/******************************************************************/ - -#define XPAR_TOUCHSCREEN_0_BASEADDR XPAR_OPB_TSD_REF_0_BASEADDR -#define XPAR_TOUCHSCREEN_0_HIGHADDR XPAR_OPB_TSD_REF_0_HIGHADDR -#define XPAR_TOUCHSCREEN_0_DEVICE_ID XPAR_OPB_TSD_REF_0_DEVICE_ID - -/******************************************************************/ - -#define XPAR_TFT_0_BASEADDR XPAR_PLB_TFT_CNTLR_REF_0_DCR_BASEADDR - -/******************************************************************/ - -#define XPAR_PCI_0_BASEADDR XPAR_OPB_PCI_REF_0_BASEADDR -#define XPAR_PCI_0_HIGHADDR XPAR_OPB_PCI_REF_0_HIGHADDR -#define XPAR_PCI_0_CONFIG_ADDR XPAR_OPB_PCI_REF_0_CONFIG_ADDR -#define XPAR_PCI_0_CONFIG_DATA XPAR_OPB_PCI_REF_0_CONFIG_DATA -#define XPAR_PCI_0_LCONFIG_ADDR XPAR_OPB_PCI_REF_0_LCONFIG_ADDR -#define XPAR_PCI_0_MEM_BASEADDR XPAR_OPB_PCI_REF_0_MEM_BASEADDR -#define XPAR_PCI_0_MEM_HIGHADDR XPAR_OPB_PCI_REF_0_MEM_HIGHADDR -#define XPAR_PCI_0_IO_BASEADDR XPAR_OPB_PCI_REF_0_IO_BASEADDR -#define XPAR_PCI_0_IO_HIGHADDR XPAR_OPB_PCI_REF_0_IO_HIGHADDR -#define XPAR_PCI_0_CLOCK_FREQ_HZ XPAR_XPCI_CLOCK_HZ -#define XPAR_PCI_0_DEVICE_ID XPAR_OPB_PCI_REF_0_DEVICE_ID - -/******************************************************************/ - -#define XPAR_PS2_0_BASEADDR XPAR_OPB_PS2_DUAL_REF_0_BASEADDR_0 -#define XPAR_PS2_0_HIGHADDR XPAR_OPB_PS2_DUAL_REF_0_HIGHADDR_0 -#define XPAR_PS2_0_DEVICE_ID XPAR_OPB_PS2_DUAL_REF_0_DEVICE_ID_0 -#define XPAR_PS2_1_BASEADDR XPAR_OPB_PS2_DUAL_REF_0_BASEADDR_1 -#define XPAR_PS2_1_HIGHADDR XPAR_OPB_PS2_DUAL_REF_0_HIGHADDR_1 -#define XPAR_PS2_1_DEVICE_ID XPAR_OPB_PS2_DUAL_REF_0_DEVICE_ID_1 - -/******************************************************************/ - -#define XPAR_PLB_CLOCK_FREQ_HZ 100000000 -#define XPAR_CORE_CLOCK_FREQ_HZ XPAR_CPU_PPC405_CORE_CLOCK_FREQ_HZ -#define XPAR_DDR_0_SIZE 0x08000000 - -/******************************************************************/ - -#define XPAR_PERSISTENT_0_IIC_0_BASEADDR 0x00000400 -#define XPAR_PERSISTENT_0_IIC_0_HIGHADDR 0x000007FF -#define XPAR_PERSISTENT_0_IIC_0_EEPROMADDR 0xA0 - -/******************************************************************/ - -#define XPAR_POWER_0_POWERDOWN_BASEADDR 0x90000004 -#define XPAR_POWER_0_POWERDOWN_HIGHADDR 0x90000007 -#define XPAR_POWER_0_POWERDOWN_VALUE 0xFF - -/******************************************************************/ diff --git a/arch/ppc/platforms/83xx/Makefile b/arch/ppc/platforms/83xx/Makefile deleted file mode 100644 index eb55341d6a1..00000000000 --- a/arch/ppc/platforms/83xx/Makefile +++ /dev/null @@ -1,4 +0,0 @@ -# -# Makefile for the PowerPC 83xx linux kernel. -# -obj-$(CONFIG_MPC834x_SYS) += mpc834x_sys.o diff --git a/arch/ppc/platforms/83xx/mpc834x_sys.c b/arch/ppc/platforms/83xx/mpc834x_sys.c deleted file mode 100644 index ddd04d4c1ea..00000000000 --- a/arch/ppc/platforms/83xx/mpc834x_sys.c +++ /dev/null @@ -1,311 +0,0 @@ -/* - * arch/ppc/platforms/83xx/mpc834x_sys.c - * - * MPC834x SYS board specific routines - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2005 Freescale Semiconductor Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/serial.h> -#include <linux/tty.h> /* for linux/serial_core.h */ -#include <linux/serial_core.h> -#include <linux/initrd.h> -#include <linux/module.h> -#include <linux/fsl_devices.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/atomic.h> -#include <asm/time.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/ipic.h> -#include <asm/bootinfo.h> -#include <asm/pci-bridge.h> -#include <asm/mpc83xx.h> -#include <asm/irq.h> -#include <asm/kgdb.h> -#include <asm/ppc_sys.h> -#include <mm/mmu_decl.h> - -#include <syslib/ppc83xx_setup.h> - -#ifndef CONFIG_PCI -unsigned long isa_io_base = 0; -unsigned long isa_mem_base = 0; -#endif - -extern unsigned long total_memory; /* in mm/init */ - -unsigned char __res[sizeof (bd_t)]; - -#ifdef CONFIG_PCI -#error "PCI is not supported" -/* NEED mpc83xx_map_irq & mpc83xx_exclude_device - see platforms/85xx/mpc85xx_ads_common.c */ -#endif /* CONFIG_PCI */ - -/* ************************************************************************ - * - * Setup the architecture - * - */ -static void __init -mpc834x_sys_setup_arch(void) -{ - bd_t *binfo = (bd_t *) __res; - unsigned int freq; - struct gianfar_platform_data *pdata; - - /* get the core frequency */ - freq = binfo->bi_intfreq; - - /* Set loops_per_jiffy to a half-way reasonable value, - for use until calibrate_delay gets called. */ - loops_per_jiffy = freq / HZ; - -#ifdef CONFIG_PCI - /* setup PCI host bridges */ - mpc83xx_sys_setup_hose(); -#endif - mpc83xx_early_serial_map(); - - /* setup the board related information for the enet controllers */ - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC83xx_TSEC1); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC83xx_IRQ_EXT1; - pdata->phyid = 0; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6); - } - - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC83xx_TSEC2); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC83xx_IRQ_EXT2; - pdata->phyid = 1; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6); - } - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif -} - -static void __init -mpc834x_sys_map_io(void) -{ - /* we steal the lowest ioremap addr for virt space */ - io_block_mapping(VIRT_IMMRBAR, immrbar, 1024*1024, _PAGE_IO); -} - -int -mpc834x_sys_show_cpuinfo(struct seq_file *m) -{ - uint pvid, svid, phid1; - bd_t *binfo = (bd_t *) __res; - unsigned int freq; - - /* get the core frequency */ - freq = binfo->bi_intfreq; - - pvid = mfspr(SPRN_PVR); - svid = mfspr(SPRN_SVR); - - seq_printf(m, "Vendor\t\t: Freescale Inc.\n"); - seq_printf(m, "Machine\t\t: mpc%s sys\n", cur_ppc_sys_spec->ppc_sys_name); - seq_printf(m, "core clock\t: %d MHz\n" - "bus clock\t: %d MHz\n", - (int)(binfo->bi_intfreq / 1000000), - (int)(binfo->bi_busfreq / 1000000)); - seq_printf(m, "PVR\t\t: 0x%x\n", pvid); - seq_printf(m, "SVR\t\t: 0x%x\n", svid); - - /* Display cpu Pll setting */ - phid1 = mfspr(SPRN_HID1); - seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f)); - - /* Display the amount of memory */ - seq_printf(m, "Memory\t\t: %d MB\n", (int)(binfo->bi_memsize / (1024 * 1024))); - - return 0; -} - - -void __init -mpc834x_sys_init_IRQ(void) -{ - bd_t *binfo = (bd_t *) __res; - - u8 senses[8] = { - 0, /* EXT 0 */ - IRQ_SENSE_LEVEL, /* EXT 1 */ - IRQ_SENSE_LEVEL, /* EXT 2 */ - 0, /* EXT 3 */ - 0, /* EXT 4 */ - 0, /* EXT 5 */ - 0, /* EXT 6 */ - 0, /* EXT 7 */ - }; - - ipic_init(binfo->bi_immr_base + 0x00700, 0, MPC83xx_IPIC_IRQ_OFFSET, senses, 8); - - /* Initialize the default interrupt mapping priorities, - * in case the boot rom changed something on us. - */ - ipic_set_default_priority(); -} - -#if defined(CONFIG_I2C_MPC) && defined(CONFIG_SENSORS_DS1374) -extern ulong ds1374_get_rtc_time(void); -extern int ds1374_set_rtc_time(ulong); - -static int __init -mpc834x_rtc_hookup(void) -{ - struct timespec tv; - - ppc_md.get_rtc_time = ds1374_get_rtc_time; - ppc_md.set_rtc_time = ds1374_set_rtc_time; - - tv.tv_nsec = 0; - tv.tv_sec = (ppc_md.get_rtc_time)(); - do_settimeofday(&tv); - - return 0; -} -late_initcall(mpc834x_rtc_hookup); -#endif -static __inline__ void -mpc834x_sys_set_bat(void) -{ - /* we steal the lowest ioremap addr for virt space */ - mb(); - mtspr(SPRN_DBAT1U, VIRT_IMMRBAR | 0x1e); - mtspr(SPRN_DBAT1L, immrbar | 0x2a); - mb(); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - bd_t *binfo = (bd_t *) __res; - - /* parse_bootinfo must always be called first */ - parse_bootinfo(find_bootinfo()); - - /* - * If we were passed in a board information, copy it into the - * residual data area. - */ - if (r3) { - memcpy((void *) __res, (void *) (r3 + KERNELBASE), - sizeof (bd_t)); - } - -#if defined(CONFIG_BLK_DEV_INITRD) - /* - * If the init RAM disk has been configured in, and there's a valid - * starting address for it, set it up. - */ - if (r4) { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - /* Copy the kernel command line arguments to a safe place. */ - if (r6) { - *(char *) (r7 + KERNELBASE) = 0; - strcpy(cmd_line, (char *) (r6 + KERNELBASE)); - } - - immrbar = binfo->bi_immr_base; - - mpc834x_sys_set_bat(); - -#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_SERIAL_TEXT_DEBUG) - { - struct uart_port p; - - memset(&p, 0, sizeof (p)); - p.iotype = SERIAL_IO_MEM; - p.membase = (unsigned char __iomem *)(VIRT_IMMRBAR + 0x4500); - p.uartclk = binfo->bi_busfreq; - - gen550_init(0, &p); - - memset(&p, 0, sizeof (p)); - p.iotype = SERIAL_IO_MEM; - p.membase = (unsigned char __iomem *)(VIRT_IMMRBAR + 0x4600); - p.uartclk = binfo->bi_busfreq; - - gen550_init(1, &p); - } -#endif - - identify_ppc_sys_by_id(mfspr(SPRN_SVR)); - - /* setup the PowerPC module struct */ - ppc_md.setup_arch = mpc834x_sys_setup_arch; - ppc_md.show_cpuinfo = mpc834x_sys_show_cpuinfo; - - ppc_md.init_IRQ = mpc834x_sys_init_IRQ; - ppc_md.get_irq = ipic_get_irq; - - ppc_md.restart = mpc83xx_restart; - ppc_md.power_off = mpc83xx_power_off; - ppc_md.halt = mpc83xx_halt; - - ppc_md.find_end_of_memory = mpc83xx_find_end_of_memory; - ppc_md.setup_io_mappings = mpc834x_sys_map_io; - - ppc_md.time_init = mpc83xx_time_init; - ppc_md.set_rtc_time = NULL; - ppc_md.get_rtc_time = NULL; - ppc_md.calibrate_decr = mpc83xx_calibrate_decr; - - ppc_md.early_serial_map = mpc83xx_early_serial_map; -#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_SERIAL_TEXT_DEBUG) - ppc_md.progress = gen550_progress; -#endif /* CONFIG_SERIAL_8250 && CONFIG_SERIAL_TEXT_DEBUG */ - - if (ppc_md.progress) - ppc_md.progress("mpc834x_sys_init(): exit", 0); - - return; -} diff --git a/arch/ppc/platforms/83xx/mpc834x_sys.h b/arch/ppc/platforms/83xx/mpc834x_sys.h deleted file mode 100644 index a2f6e49d715..00000000000 --- a/arch/ppc/platforms/83xx/mpc834x_sys.h +++ /dev/null @@ -1,56 +0,0 @@ -/* - * arch/ppc/platforms/83xx/mpc834x_sys.h - * - * MPC834X SYS common board definitions - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2005 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifndef __MACH_MPC83XX_SYS_H__ -#define __MACH_MPC83XX_SYS_H__ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/seq_file.h> -#include <syslib/ppc83xx_setup.h> -#include <asm/ppcboot.h> - -#define VIRT_IMMRBAR ((uint)0xfe000000) - -#define BCSR_PHYS_ADDR ((uint)0xf8000000) -#define BCSR_SIZE ((uint)(32 * 1024)) - -#define BCSR_MISC_REG2_OFF 0x07 -#define BCSR_MISC_REG2_PORESET 0x01 - -#define BCSR_MISC_REG3_OFF 0x08 -#define BCSR_MISC_REG3_CNFLOCK 0x80 - -#ifdef CONFIG_PCI -/* PCI interrupt controller */ -#define PIRQA MPC83xx_IRQ_IRQ4 -#define PIRQB MPC83xx_IRQ_IRQ5 -#define PIRQC MPC83xx_IRQ_IRQ6 -#define PIRQD MPC83xx_IRQ_IRQ7 - -#define MPC834x_SYS_PCI1_LOWER_IO 0x00000000 -#define MPC834x_SYS_PCI1_UPPER_IO 0x00ffffff - -#define MPC834x_SYS_PCI1_LOWER_MEM 0x80000000 -#define MPC834x_SYS_PCI1_UPPER_MEM 0x9fffffff - -#define MPC834x_SYS_PCI1_IO_BASE 0xe2000000 -#define MPC834x_SYS_PCI1_MEM_OFFSET 0x00000000 - -#define MPC834x_SYS_PCI1_IO_SIZE 0x01000000 -#endif /* CONFIG_PCI */ - -#endif /* __MACH_MPC83XX_SYS_H__ */ diff --git a/arch/ppc/platforms/85xx/Kconfig b/arch/ppc/platforms/85xx/Kconfig deleted file mode 100644 index c5bc2821d99..00000000000 --- a/arch/ppc/platforms/85xx/Kconfig +++ /dev/null @@ -1,86 +0,0 @@ -config 85xx - bool - depends on E500 - default y - -config PPC_INDIRECT_PCI_BE - bool - depends on 85xx - default y - -menu "Freescale 85xx options" - depends on E500 - -choice - prompt "Machine Type" - depends on 85xx - default MPC8540_ADS - -config MPC8540_ADS - bool "Freescale MPC8540 ADS" - help - This option enables support for the MPC 8540 ADS evaluation board. - -config MPC8548_CDS - bool "Freescale MPC8548 CDS" - help - This option enablese support for the MPC8548 CDS evaluation board. - -config MPC8555_CDS - bool "Freescale MPC8555 CDS" - help - This option enablese support for the MPC8555 CDS evaluation board. - -config MPC8560_ADS - bool "Freescale MPC8560 ADS" - help - This option enables support for the MPC 8560 ADS evaluation board. - -config SBC8560 - bool "WindRiver PowerQUICC III SBC8560" - help - This option enables support for the WindRiver PowerQUICC III - SBC8560 board. - -config STX_GP3 - bool "Silicon Turnkey Express GP3" - help - This option enables support for the Silicon Turnkey Express GP3 - board. - -endchoice - -# It's often necessary to know the specific 85xx processor type. -# Fortunately, it is implied (so far) from the board type, so we -# don't need to ask more redundant questions. -config MPC8540 - bool - depends on MPC8540_ADS - default y - -config MPC8548 - bool - depends on MPC8548_CDS - default y - -config MPC8555 - bool - depends on MPC8555_CDS - default y - -config MPC8560 - bool - depends on SBC8560 || MPC8560_ADS || STX_GP3 - default y - -config 85xx_PCI2 - bool "Supprt for 2nd PCI host controller" - depends on MPC8555_CDS - default y - -config PPC_GEN550 - bool - depends on MPC8540 || SBC8560 || MPC8555 - default y - -endmenu diff --git a/arch/ppc/platforms/85xx/Makefile b/arch/ppc/platforms/85xx/Makefile deleted file mode 100644 index efdf813108f..00000000000 --- a/arch/ppc/platforms/85xx/Makefile +++ /dev/null @@ -1,9 +0,0 @@ -# -# Makefile for the PowerPC 85xx linux kernel. -# -obj-$(CONFIG_MPC8540_ADS) += mpc85xx_ads_common.o mpc8540_ads.o -obj-$(CONFIG_MPC8548_CDS) += mpc85xx_cds_common.o -obj-$(CONFIG_MPC8555_CDS) += mpc85xx_cds_common.o -obj-$(CONFIG_MPC8560_ADS) += mpc85xx_ads_common.o mpc8560_ads.o -obj-$(CONFIG_SBC8560) += sbc85xx.o sbc8560.o -obj-$(CONFIG_STX_GP3) += stx_gp3.o diff --git a/arch/ppc/platforms/85xx/mpc8540_ads.c b/arch/ppc/platforms/85xx/mpc8540_ads.c deleted file mode 100644 index f761fdf160d..00000000000 --- a/arch/ppc/platforms/85xx/mpc8540_ads.c +++ /dev/null @@ -1,226 +0,0 @@ -/* - * arch/ppc/platforms/85xx/mpc8540_ads.c - * - * MPC8540ADS board specific routines - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2004 Freescale Semiconductor Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/serial.h> -#include <linux/tty.h> /* for linux/serial_core.h */ -#include <linux/serial_core.h> -#include <linux/initrd.h> -#include <linux/module.h> -#include <linux/fsl_devices.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/atomic.h> -#include <asm/time.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/open_pic.h> -#include <asm/bootinfo.h> -#include <asm/pci-bridge.h> -#include <asm/mpc85xx.h> -#include <asm/irq.h> -#include <asm/immap_85xx.h> -#include <asm/kgdb.h> -#include <asm/ppc_sys.h> -#include <mm/mmu_decl.h> - -#include <syslib/ppc85xx_setup.h> - -/* ************************************************************************ - * - * Setup the architecture - * - */ -static void __init -mpc8540ads_setup_arch(void) -{ - bd_t *binfo = (bd_t *) __res; - unsigned int freq; - struct gianfar_platform_data *pdata; - - /* get the core frequency */ - freq = binfo->bi_intfreq; - - if (ppc_md.progress) - ppc_md.progress("mpc8540ads_setup_arch()", 0); - - /* Set loops_per_jiffy to a half-way reasonable value, - for use until calibrate_delay gets called. */ - loops_per_jiffy = freq / HZ; - -#ifdef CONFIG_PCI - /* setup PCI host bridges */ - mpc85xx_setup_hose(); -#endif - -#ifdef CONFIG_SERIAL_8250 - mpc85xx_early_serial_map(); -#endif - -#ifdef CONFIG_SERIAL_TEXT_DEBUG - /* Invalidate the entry we stole earlier the serial ports - * should be properly mapped */ - invalidate_tlbcam_entry(num_tlbcam_entries - 1); -#endif - - /* setup the board related information for the enet controllers */ - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC1); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC85xx_IRQ_EXT5; - pdata->phyid = 0; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6); - } - - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC2); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC85xx_IRQ_EXT5; - pdata->phyid = 1; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6); - } - - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_FEC); - if (pdata) { - pdata->board_flags = 0; - pdata->interruptPHY = MPC85xx_IRQ_EXT5; - pdata->phyid = 3; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enet2addr, 6); - } - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif -} - -/* ************************************************************************ */ -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - /* parse_bootinfo must always be called first */ - parse_bootinfo(find_bootinfo()); - - /* - * If we were passed in a board information, copy it into the - * residual data area. - */ - if (r3) { - memcpy((void *) __res, (void *) (r3 + KERNELBASE), - sizeof (bd_t)); - } -#ifdef CONFIG_SERIAL_TEXT_DEBUG - { - bd_t *binfo = (bd_t *) __res; - struct uart_port p; - - /* Use the last TLB entry to map CCSRBAR to allow access to DUART regs */ - settlbcam(num_tlbcam_entries - 1, binfo->bi_immr_base, - binfo->bi_immr_base, MPC85xx_CCSRBAR_SIZE, _PAGE_IO, 0); - - memset(&p, 0, sizeof (p)); - p.iotype = SERIAL_IO_MEM; - p.membase = (void *) binfo->bi_immr_base + MPC85xx_UART0_OFFSET; - p.uartclk = binfo->bi_busfreq; - - gen550_init(0, &p); - - memset(&p, 0, sizeof (p)); - p.iotype = SERIAL_IO_MEM; - p.membase = (void *) binfo->bi_immr_base + MPC85xx_UART1_OFFSET; - p.uartclk = binfo->bi_busfreq; - - gen550_init(1, &p); - } -#endif - -#if defined(CONFIG_BLK_DEV_INITRD) - /* - * If the init RAM disk has been configured in, and there's a valid - * starting address for it, set it up. - */ - if (r4) { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - /* Copy the kernel command line arguments to a safe place. */ - - if (r6) { - *(char *) (r7 + KERNELBASE) = 0; - strcpy(cmd_line, (char *) (r6 + KERNELBASE)); - } - - identify_ppc_sys_by_id(mfspr(SPRN_SVR)); - - /* setup the PowerPC module struct */ - ppc_md.setup_arch = mpc8540ads_setup_arch; - ppc_md.show_cpuinfo = mpc85xx_ads_show_cpuinfo; - - ppc_md.init_IRQ = mpc85xx_ads_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - - ppc_md.restart = mpc85xx_restart; - ppc_md.power_off = mpc85xx_power_off; - ppc_md.halt = mpc85xx_halt; - - ppc_md.find_end_of_memory = mpc85xx_find_end_of_memory; - - ppc_md.time_init = NULL; - ppc_md.set_rtc_time = NULL; - ppc_md.get_rtc_time = NULL; - ppc_md.calibrate_decr = mpc85xx_calibrate_decr; - -#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_SERIAL_TEXT_DEBUG) - ppc_md.progress = gen550_progress; -#endif /* CONFIG_SERIAL_8250 && CONFIG_SERIAL_TEXT_DEBUG */ -#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_KGDB) - ppc_md.early_serial_map = mpc85xx_early_serial_map; -#endif /* CONFIG_SERIAL_8250 && CONFIG_KGDB */ - - if (ppc_md.progress) - ppc_md.progress("mpc8540ads_init(): exit", 0); - - return; -} diff --git a/arch/ppc/platforms/85xx/mpc8540_ads.h b/arch/ppc/platforms/85xx/mpc8540_ads.h deleted file mode 100644 index 3d05d7c4a93..00000000000 --- a/arch/ppc/platforms/85xx/mpc8540_ads.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * arch/ppc/platforms/85xx/mpc8540_ads.h - * - * MPC8540ADS board definitions - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2004 Freescale Semiconductor Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifndef __MACH_MPC8540ADS_H__ -#define __MACH_MPC8540ADS_H__ - -#include <linux/config.h> -#include <linux/initrd.h> -#include <syslib/ppc85xx_setup.h> -#include <platforms/85xx/mpc85xx_ads_common.h> - -#endif /* __MACH_MPC8540ADS_H__ */ diff --git a/arch/ppc/platforms/85xx/mpc8555_cds.h b/arch/ppc/platforms/85xx/mpc8555_cds.h deleted file mode 100644 index e0e75568bc5..00000000000 --- a/arch/ppc/platforms/85xx/mpc8555_cds.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * arch/ppc/platforms/mpc8555_cds.h - * - * MPC8555CDS board definitions - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2004 Freescale Semiconductor Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifndef __MACH_MPC8555CDS_H__ -#define __MACH_MPC8555CDS_H__ - -#include <linux/config.h> -#include <syslib/ppc85xx_setup.h> -#include <platforms/85xx/mpc85xx_cds_common.h> - -#define CPM_MAP_ADDR (CCSRBAR + MPC85xx_CPM_OFFSET) - -#endif /* __MACH_MPC8555CDS_H__ */ diff --git a/arch/ppc/platforms/85xx/mpc8560_ads.c b/arch/ppc/platforms/85xx/mpc8560_ads.c deleted file mode 100644 index f2748c88665..00000000000 --- a/arch/ppc/platforms/85xx/mpc8560_ads.c +++ /dev/null @@ -1,212 +0,0 @@ -/* - * arch/ppc/platforms/85xx/mpc8560_ads.c - * - * MPC8560ADS board specific routines - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2004 Freescale Semiconductor Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/serial.h> -#include <linux/tty.h> /* for linux/serial_core.h */ -#include <linux/serial_core.h> -#include <linux/initrd.h> -#include <linux/module.h> -#include <linux/fsl_devices.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/atomic.h> -#include <asm/time.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/open_pic.h> -#include <asm/bootinfo.h> -#include <asm/pci-bridge.h> -#include <asm/mpc85xx.h> -#include <asm/irq.h> -#include <asm/immap_85xx.h> -#include <asm/kgdb.h> -#include <asm/ppc_sys.h> -#include <asm/cpm2.h> -#include <mm/mmu_decl.h> - -#include <syslib/cpm2_pic.h> -#include <syslib/ppc85xx_common.h> -#include <syslib/ppc85xx_setup.h> - - -/* ************************************************************************ - * - * Setup the architecture - * - */ - -static void __init -mpc8560ads_setup_arch(void) -{ - bd_t *binfo = (bd_t *) __res; - unsigned int freq; - struct gianfar_platform_data *pdata; - - cpm2_reset(); - - /* get the core frequency */ - freq = binfo->bi_intfreq; - - if (ppc_md.progress) - ppc_md.progress("mpc8560ads_setup_arch()", 0); - - /* Set loops_per_jiffy to a half-way reasonable value, - for use until calibrate_delay gets called. */ - loops_per_jiffy = freq / HZ; - -#ifdef CONFIG_PCI - /* setup PCI host bridges */ - mpc85xx_setup_hose(); -#endif - - /* setup the board related information for the enet controllers */ - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC1); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC85xx_IRQ_EXT5; - pdata->phyid = 0; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6); - } - - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC2); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC85xx_IRQ_EXT5; - pdata->phyid = 1; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6); - } - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif -} - -static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs) -{ - while ((irq = cpm2_get_irq(regs)) >= 0) - __do_IRQ(irq, regs); - return IRQ_HANDLED; -} - -static struct irqaction cpm2_irqaction = { - .handler = cpm2_cascade, - .flags = SA_INTERRUPT, - .mask = CPU_MASK_NONE, - .name = "cpm2_cascade", -}; - -static void __init -mpc8560_ads_init_IRQ(void) -{ - /* Setup OpenPIC */ - mpc85xx_ads_init_IRQ(); - - /* Setup CPM2 PIC */ - cpm2_init_IRQ(); - - setup_irq(MPC85xx_IRQ_CPM, &cpm2_irqaction); - - return; -} - - - -/* ************************************************************************ */ -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - /* parse_bootinfo must always be called first */ - parse_bootinfo(find_bootinfo()); - - /* - * If we were passed in a board information, copy it into the - * residual data area. - */ - if (r3) { - memcpy((void *) __res, (void *) (r3 + KERNELBASE), - sizeof (bd_t)); - - } -#if defined(CONFIG_BLK_DEV_INITRD) - /* - * If the init RAM disk has been configured in, and there's a valid - * starting address for it, set it up. - */ - if (r4) { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - /* Copy the kernel command line arguments to a safe place. */ - - if (r6) { - *(char *) (r7 + KERNELBASE) = 0; - strcpy(cmd_line, (char *) (r6 + KERNELBASE)); - } - - identify_ppc_sys_by_id(mfspr(SPRN_SVR)); - - /* setup the PowerPC module struct */ - ppc_md.setup_arch = mpc8560ads_setup_arch; - ppc_md.show_cpuinfo = mpc85xx_ads_show_cpuinfo; - - ppc_md.init_IRQ = mpc8560_ads_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - - ppc_md.restart = mpc85xx_restart; - ppc_md.power_off = mpc85xx_power_off; - ppc_md.halt = mpc85xx_halt; - - ppc_md.find_end_of_memory = mpc85xx_find_end_of_memory; - - ppc_md.time_init = NULL; - ppc_md.set_rtc_time = NULL; - ppc_md.get_rtc_time = NULL; - ppc_md.calibrate_decr = mpc85xx_calibrate_decr; - - if (ppc_md.progress) - ppc_md.progress("mpc8560ads_init(): exit", 0); - - return; -} diff --git a/arch/ppc/platforms/85xx/mpc8560_ads.h b/arch/ppc/platforms/85xx/mpc8560_ads.h deleted file mode 100644 index 7df885d73e9..00000000000 --- a/arch/ppc/platforms/85xx/mpc8560_ads.h +++ /dev/null @@ -1,27 +0,0 @@ -/* - * arch/ppc/platforms/mpc8560_ads.h - * - * MPC8540ADS board definitions - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2004 Freescale Semiconductor Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifndef __MACH_MPC8560ADS_H -#define __MACH_MPC8560ADS_H - -#include <linux/config.h> -#include <syslib/ppc85xx_setup.h> -#include <platforms/85xx/mpc85xx_ads_common.h> - -#define CPM_MAP_ADDR (CCSRBAR + MPC85xx_CPM_OFFSET) -#define PHY_INTERRUPT MPC85xx_IRQ_EXT7 - -#endif /* __MACH_MPC8560ADS_H */ diff --git a/arch/ppc/platforms/85xx/mpc85xx_ads_common.c b/arch/ppc/platforms/85xx/mpc85xx_ads_common.c deleted file mode 100644 index 18e952d1767..00000000000 --- a/arch/ppc/platforms/85xx/mpc85xx_ads_common.c +++ /dev/null @@ -1,192 +0,0 @@ -/* - * arch/ppc/platforms/85xx/mpc85xx_ads_common.c - * - * MPC85xx ADS board common routines - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2004 Freescale Semiconductor Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/serial.h> -#include <linux/module.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/atomic.h> -#include <asm/time.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/open_pic.h> -#include <asm/bootinfo.h> -#include <asm/pci-bridge.h> -#include <asm/mpc85xx.h> -#include <asm/irq.h> -#include <asm/immap_85xx.h> -#include <asm/ppc_sys.h> - -#include <mm/mmu_decl.h> - -#include <platforms/85xx/mpc85xx_ads_common.h> - -#ifndef CONFIG_PCI -unsigned long isa_io_base = 0; -unsigned long isa_mem_base = 0; -#endif - -extern unsigned long total_memory; /* in mm/init */ - -unsigned char __res[sizeof (bd_t)]; - -/* Internal interrupts are all Level Sensitive, and Positive Polarity */ -static u_char mpc85xx_ads_openpic_initsenses[] __initdata = { - MPC85XX_INTERNAL_IRQ_SENSES, - 0x0, /* External 0: */ -#if defined(CONFIG_PCI) - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 1: PCI slot 0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 2: PCI slot 1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 3: PCI slot 2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 4: PCI slot 3 */ -#else - 0x0, /* External 1: */ - 0x0, /* External 2: */ - 0x0, /* External 3: */ - 0x0, /* External 4: */ -#endif - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 5: PHY */ - 0x0, /* External 6: */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 7: PHY */ - 0x0, /* External 8: */ - 0x0, /* External 9: */ - 0x0, /* External 10: */ - 0x0, /* External 11: */ -}; - -/* ************************************************************************ */ -int -mpc85xx_ads_show_cpuinfo(struct seq_file *m) -{ - uint pvid, svid, phid1; - uint memsize = total_memory; - bd_t *binfo = (bd_t *) __res; - unsigned int freq; - - /* get the core frequency */ - freq = binfo->bi_intfreq; - - pvid = mfspr(SPRN_PVR); - svid = mfspr(SPRN_SVR); - - seq_printf(m, "Vendor\t\t: Freescale Semiconductor\n"); - seq_printf(m, "Machine\t\t: mpc%sads\n", cur_ppc_sys_spec->ppc_sys_name); - seq_printf(m, "clock\t\t: %dMHz\n", freq / 1000000); - seq_printf(m, "PVR\t\t: 0x%x\n", pvid); - seq_printf(m, "SVR\t\t: 0x%x\n", svid); - - /* Display cpu Pll setting */ - phid1 = mfspr(SPRN_HID1); - seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f)); - - /* Display the amount of memory */ - seq_printf(m, "Memory\t\t: %d MB\n", memsize / (1024 * 1024)); - - return 0; -} - -void __init -mpc85xx_ads_init_IRQ(void) -{ - bd_t *binfo = (bd_t *) __res; - /* Determine the Physical Address of the OpenPIC regs */ - phys_addr_t OpenPIC_PAddr = - binfo->bi_immr_base + MPC85xx_OPENPIC_OFFSET; - OpenPIC_Addr = ioremap(OpenPIC_PAddr, MPC85xx_OPENPIC_SIZE); - OpenPIC_InitSenses = mpc85xx_ads_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof (mpc85xx_ads_openpic_initsenses); - - /* Skip reserved space and internal sources */ - openpic_set_sources(0, 32, OpenPIC_Addr + 0x10200); - /* Map PIC IRQs 0-11 */ - openpic_set_sources(48, 12, OpenPIC_Addr + 0x10000); - - /* we let openpic interrupts starting from an offset, to - * leave space for cascading interrupts underneath. - */ - openpic_init(MPC85xx_OPENPIC_IRQ_OFFSET); - - return; -} - -#ifdef CONFIG_PCI -/* - * interrupt routing - */ - -int -mpc85xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * This is little evil, but works around the fact - * that revA boards have IDSEL starting at 18 - * and others boards (older) start at 12 - * - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {PIRQA, PIRQB, PIRQC, PIRQD}, /* IDSEL 2 */ - {PIRQD, PIRQA, PIRQB, PIRQC}, - {PIRQC, PIRQD, PIRQA, PIRQB}, - {PIRQB, PIRQC, PIRQD, PIRQA}, /* IDSEL 5 */ - {0, 0, 0, 0}, /* -- */ - {0, 0, 0, 0}, /* -- */ - {0, 0, 0, 0}, /* -- */ - {0, 0, 0, 0}, /* -- */ - {0, 0, 0, 0}, /* -- */ - {0, 0, 0, 0}, /* -- */ - {PIRQA, PIRQB, PIRQC, PIRQD}, /* IDSEL 12 */ - {PIRQD, PIRQA, PIRQB, PIRQC}, - {PIRQC, PIRQD, PIRQA, PIRQB}, - {PIRQB, PIRQC, PIRQD, PIRQA}, /* IDSEL 15 */ - {0, 0, 0, 0}, /* -- */ - {0, 0, 0, 0}, /* -- */ - {PIRQA, PIRQB, PIRQC, PIRQD}, /* IDSEL 18 */ - {PIRQD, PIRQA, PIRQB, PIRQC}, - {PIRQC, PIRQD, PIRQA, PIRQB}, - {PIRQB, PIRQC, PIRQD, PIRQA}, /* IDSEL 21 */ - }; - - const long min_idsel = 2, max_idsel = 21, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -int -mpc85xx_exclude_device(u_char bus, u_char devfn) -{ - if (bus == 0 && PCI_SLOT(devfn) == 0) - return PCIBIOS_DEVICE_NOT_FOUND; - else - return PCIBIOS_SUCCESSFUL; -} - -#endif /* CONFIG_PCI */ diff --git a/arch/ppc/platforms/85xx/mpc85xx_ads_common.h b/arch/ppc/platforms/85xx/mpc85xx_ads_common.h deleted file mode 100644 index 3875e839cff..00000000000 --- a/arch/ppc/platforms/85xx/mpc85xx_ads_common.h +++ /dev/null @@ -1,50 +0,0 @@ -/* - * arch/ppc/platforms/85xx/mpc85xx_ads_common.h - * - * MPC85XX ADS common board definitions - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2004 Freescale Semiconductor Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifndef __MACH_MPC85XX_ADS_H__ -#define __MACH_MPC85XX_ADS_H__ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/seq_file.h> -#include <asm/ppcboot.h> - -#define BOARD_CCSRBAR ((uint)0xe0000000) -#define BCSR_ADDR ((uint)0xf8000000) -#define BCSR_SIZE ((uint)(32 * 1024)) - -extern int mpc85xx_ads_show_cpuinfo(struct seq_file *m); -extern void mpc85xx_ads_init_IRQ(void) __init; -extern void mpc85xx_ads_map_io(void) __init; - -/* PCI interrupt controller */ -#define PIRQA MPC85xx_IRQ_EXT1 -#define PIRQB MPC85xx_IRQ_EXT2 -#define PIRQC MPC85xx_IRQ_EXT3 -#define PIRQD MPC85xx_IRQ_EXT4 - -#define MPC85XX_PCI1_LOWER_IO 0x00000000 -#define MPC85XX_PCI1_UPPER_IO 0x00ffffff - -#define MPC85XX_PCI1_LOWER_MEM 0x80000000 -#define MPC85XX_PCI1_UPPER_MEM 0x9fffffff - -#define MPC85XX_PCI1_IO_BASE 0xe2000000 -#define MPC85XX_PCI1_MEM_OFFSET 0x00000000 - -#define MPC85XX_PCI1_IO_SIZE 0x01000000 - -#endif /* __MACH_MPC85XX_ADS_H__ */ diff --git a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c deleted file mode 100644 index 6267b294f70..00000000000 --- a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c +++ /dev/null @@ -1,603 +0,0 @@ -/* - * arch/ppc/platform/85xx/mpc85xx_cds_common.c - * - * MPC85xx CDS board specific routines - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2004 Freescale Semiconductor, Inc - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/serial.h> -#include <linux/module.h> -#include <linux/root_dev.h> -#include <linux/initrd.h> -#include <linux/tty.h> -#include <linux/serial_core.h> -#include <linux/fsl_devices.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/atomic.h> -#include <asm/time.h> -#include <asm/todc.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/open_pic.h> -#include <asm/i8259.h> -#include <asm/bootinfo.h> -#include <asm/pci-bridge.h> -#include <asm/mpc85xx.h> -#include <asm/irq.h> -#include <asm/immap_85xx.h> -#include <asm/cpm2.h> -#include <asm/ppc_sys.h> -#include <asm/kgdb.h> - -#include <mm/mmu_decl.h> -#include <syslib/cpm2_pic.h> -#include <syslib/ppc85xx_common.h> -#include <syslib/ppc85xx_setup.h> - - -#ifndef CONFIG_PCI -unsigned long isa_io_base = 0; -unsigned long isa_mem_base = 0; -#endif - -extern unsigned long total_memory; /* in mm/init */ - -unsigned char __res[sizeof (bd_t)]; - -static int cds_pci_slot = 2; -static volatile u8 * cadmus; - -/* Internal interrupts are all Level Sensitive, and Positive Polarity */ -static u_char mpc85xx_cds_openpic_initsenses[] __initdata = { - MPC85XX_INTERNAL_IRQ_SENSES, -#if defined(CONFIG_PCI) - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 0: PCI1 slot */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 1: PCI1 slot */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 2: PCI1 slot */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 3: PCI1 slot */ -#else - 0x0, /* External 0: */ - 0x0, /* External 1: */ - 0x0, /* External 2: */ - 0x0, /* External 3: */ -#endif - 0x0, /* External 4: */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 5: PHY */ - 0x0, /* External 6: */ - 0x0, /* External 7: */ - 0x0, /* External 8: */ - 0x0, /* External 9: */ - 0x0, /* External 10: */ -#if defined(CONFIG_85xx_PCI2) && defined(CONFIG_PCI) - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 11: PCI2 slot 0 */ -#else - 0x0, /* External 11: */ -#endif -}; - -/* ************************************************************************ */ -int -mpc85xx_cds_show_cpuinfo(struct seq_file *m) -{ - uint pvid, svid, phid1; - uint memsize = total_memory; - bd_t *binfo = (bd_t *) __res; - unsigned int freq; - - /* get the core frequency */ - freq = binfo->bi_intfreq; - - pvid = mfspr(SPRN_PVR); - svid = mfspr(SPRN_SVR); - - seq_printf(m, "Vendor\t\t: Freescale Semiconductor\n"); - seq_printf(m, "Machine\t\t: CDS - MPC%s (%x)\n", cur_ppc_sys_spec->ppc_sys_name, cadmus[CM_VER]); - seq_printf(m, "clock\t\t: %dMHz\n", freq / 1000000); - seq_printf(m, "PVR\t\t: 0x%x\n", pvid); - seq_printf(m, "SVR\t\t: 0x%x\n", svid); - - /* Display cpu Pll setting */ - phid1 = mfspr(SPRN_HID1); - seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f)); - - /* Display the amount of memory */ - seq_printf(m, "Memory\t\t: %d MB\n", memsize / (1024 * 1024)); - - return 0; -} - -#ifdef CONFIG_CPM2 -static void cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs) -{ - while((irq = cpm2_get_irq(regs)) >= 0) - __do_IRQ(irq, regs); -} - -static struct irqaction cpm2_irqaction = { - .handler = cpm2_cascade, - .flags = SA_INTERRUPT, - .mask = CPU_MASK_NONE, - .name = "cpm2_cascade", -}; -#endif /* CONFIG_CPM2 */ - -void __init -mpc85xx_cds_init_IRQ(void) -{ - bd_t *binfo = (bd_t *) __res; - int i; - - /* Determine the Physical Address of the OpenPIC regs */ - phys_addr_t OpenPIC_PAddr = binfo->bi_immr_base + MPC85xx_OPENPIC_OFFSET; - OpenPIC_Addr = ioremap(OpenPIC_PAddr, MPC85xx_OPENPIC_SIZE); - OpenPIC_InitSenses = mpc85xx_cds_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof (mpc85xx_cds_openpic_initsenses); - - /* Skip reserved space and internal sources */ -#ifdef CONFIG_MPC8548 - openpic_set_sources(0, 48, OpenPIC_Addr + 0x10200); -#else - openpic_set_sources(0, 32, OpenPIC_Addr + 0x10200); -#endif - /* Map PIC IRQs 0-11 */ - openpic_set_sources(48, 12, OpenPIC_Addr + 0x10000); - - /* we let openpic interrupts starting from an offset, to - * leave space for cascading interrupts underneath. - */ - openpic_init(MPC85xx_OPENPIC_IRQ_OFFSET); - -#ifdef CONFIG_PCI - openpic_hookup_cascade(PIRQ0A, "82c59 cascade", i8259_irq); - - for (i = 0; i < NUM_8259_INTERRUPTS; i++) - irq_desc[i].handler = &i8259_pic; - - i8259_init(0); -#endif - -#ifdef CONFIG_CPM2 - /* Setup CPM2 PIC */ - cpm2_init_IRQ(); - - setup_irq(MPC85xx_IRQ_CPM, &cpm2_irqaction); -#endif - - return; -} - -#ifdef CONFIG_PCI -/* - * interrupt routing - */ -int -mpc85xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - struct pci_controller *hose = pci_bus_to_hose(dev->bus->number); - - if (!hose->index) - { - /* Handle PCI1 interrupts */ - char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - - /* Note IRQ assignment for slots is based on which slot the elysium is - * in -- in this setup elysium is in slot #2 (this PIRQA as first - * interrupt on slot */ - { - { 0, 1, 2, 3 }, /* 16 - PMC */ - { 0, 1, 2, 3 }, /* 17 P2P (Tsi320) */ - { 0, 1, 2, 3 }, /* 18 - Slot 1 */ - { 1, 2, 3, 0 }, /* 19 - Slot 2 */ - { 2, 3, 0, 1 }, /* 20 - Slot 3 */ - { 3, 0, 1, 2 }, /* 21 - Slot 4 */ - }; - - const long min_idsel = 16, max_idsel = 21, irqs_per_slot = 4; - int i, j; - - for (i = 0; i < 6; i++) - for (j = 0; j < 4; j++) - pci_irq_table[i][j] = - ((pci_irq_table[i][j] + 5 - - cds_pci_slot) & 0x3) + PIRQ0A; - - return PCI_IRQ_TABLE_LOOKUP; - } else { - /* Handle PCI2 interrupts (if we have one) */ - char pci_irq_table[][4] = - { - /* - * We only have one slot and one interrupt - * going to PIRQA - PIRQD */ - { PIRQ1A, PIRQ1A, PIRQ1A, PIRQ1A }, /* 21 - slot 0 */ - }; - - const long min_idsel = 21, max_idsel = 21, irqs_per_slot = 4; - - return PCI_IRQ_TABLE_LOOKUP; - } -} - -#define ARCADIA_HOST_BRIDGE_IDSEL 17 -#define ARCADIA_2ND_BRIDGE_IDSEL 3 - -extern int mpc85xx_pci1_last_busno; - -int -mpc85xx_exclude_device(u_char bus, u_char devfn) -{ - if (bus == 0 && PCI_SLOT(devfn) == 0) - return PCIBIOS_DEVICE_NOT_FOUND; -#ifdef CONFIG_85xx_PCI2 - if (mpc85xx_pci1_last_busno) - if (bus == (mpc85xx_pci1_last_busno + 1) && PCI_SLOT(devfn) == 0) - return PCIBIOS_DEVICE_NOT_FOUND; -#endif - /* We explicitly do not go past the Tundra 320 Bridge */ - if ((bus == 1) && (PCI_SLOT(devfn) == ARCADIA_2ND_BRIDGE_IDSEL)) - return PCIBIOS_DEVICE_NOT_FOUND; - if ((bus == 0) && (PCI_SLOT(devfn) == ARCADIA_2ND_BRIDGE_IDSEL)) - return PCIBIOS_DEVICE_NOT_FOUND; - else - return PCIBIOS_SUCCESSFUL; -} - -void __init -mpc85xx_cds_enable_via(struct pci_controller *hose) -{ - u32 pci_class; - u16 vid, did; - - early_read_config_dword(hose, 0, 0x88, PCI_CLASS_REVISION, &pci_class); - if ((pci_class >> 16) != PCI_CLASS_BRIDGE_PCI) - return; - - /* Configure P2P so that we can reach bus 1 */ - early_write_config_byte(hose, 0, 0x88, PCI_PRIMARY_BUS, 0); - early_write_config_byte(hose, 0, 0x88, PCI_SECONDARY_BUS, 1); - early_write_config_byte(hose, 0, 0x88, PCI_SUBORDINATE_BUS, 0xff); - - early_read_config_word(hose, 1, 0x10, PCI_VENDOR_ID, &vid); - early_read_config_word(hose, 1, 0x10, PCI_DEVICE_ID, &did); - - if ((vid != PCI_VENDOR_ID_VIA) || - (did != PCI_DEVICE_ID_VIA_82C686)) - return; - - /* Enable USB and IDE functions */ - early_write_config_byte(hose, 1, 0x10, 0x48, 0x08); -} - -void __init -mpc85xx_cds_fixup_via(struct pci_controller *hose) -{ - u32 pci_class; - u16 vid, did; - - early_read_config_dword(hose, 0, 0x88, PCI_CLASS_REVISION, &pci_class); - if ((pci_class >> 16) != PCI_CLASS_BRIDGE_PCI) - return; - - /* - * Force the backplane P2P bridge to have a window - * open from 0x00000000-0x00001fff in PCI I/O space. - * This allows legacy I/O (i8259, etc) on the VIA - * southbridge to be accessed. - */ - early_write_config_byte(hose, 0, 0x88, PCI_IO_BASE, 0x00); - early_write_config_word(hose, 0, 0x88, PCI_IO_BASE_UPPER16, 0x0000); - early_write_config_byte(hose, 0, 0x88, PCI_IO_LIMIT, 0x10); - early_write_config_word(hose, 0, 0x88, PCI_IO_LIMIT_UPPER16, 0x0000); - - early_read_config_word(hose, 1, 0x10, PCI_VENDOR_ID, &vid); - early_read_config_word(hose, 1, 0x10, PCI_DEVICE_ID, &did); - if ((vid != PCI_VENDOR_ID_VIA) || - (did != PCI_DEVICE_ID_VIA_82C686)) - return; - - /* - * Since the P2P window was forced to cover the fixed - * legacy I/O addresses, it is necessary to manually - * place the base addresses for the IDE and USB functions - * within this window. - */ - /* Function 1, IDE */ - early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_0, 0x1ff8); - early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_1, 0x1ff4); - early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_2, 0x1fe8); - early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_3, 0x1fe4); - early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_4, 0x1fd0); - - /* Function 2, USB ports 0-1 */ - early_write_config_dword(hose, 1, 0x12, PCI_BASE_ADDRESS_4, 0x1fa0); - - /* Function 3, USB ports 2-3 */ - early_write_config_dword(hose, 1, 0x13, PCI_BASE_ADDRESS_4, 0x1f80); - - /* Function 5, Power Management */ - early_write_config_dword(hose, 1, 0x15, PCI_BASE_ADDRESS_0, 0x1e00); - early_write_config_dword(hose, 1, 0x15, PCI_BASE_ADDRESS_1, 0x1dfc); - early_write_config_dword(hose, 1, 0x15, PCI_BASE_ADDRESS_2, 0x1df8); - - /* Function 6, AC97 Interface */ - early_write_config_dword(hose, 1, 0x16, PCI_BASE_ADDRESS_0, 0x1c00); -} - -void __init -mpc85xx_cds_pcibios_fixup(void) -{ - struct pci_dev *dev = NULL; - u_char c; - - if ((dev = pci_find_device(PCI_VENDOR_ID_VIA, - PCI_DEVICE_ID_VIA_82C586_1, NULL))) { - /* - * U-Boot does not set the enable bits - * for the IDE device. Force them on here. - */ - pci_read_config_byte(dev, 0x40, &c); - c |= 0x03; /* IDE: Chip Enable Bits */ - pci_write_config_byte(dev, 0x40, c); - - /* - * Since only primary interface works, force the - * IDE function to standard primary IDE interrupt - * w/ 8259 offset - */ - dev->irq = 14; - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); - } - - /* - * Force legacy USB interrupt routing - */ - if ((dev = pci_find_device(PCI_VENDOR_ID_VIA, - PCI_DEVICE_ID_VIA_82C586_2, NULL))) { - dev->irq = 10; - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, 10); - } - - if ((dev = pci_find_device(PCI_VENDOR_ID_VIA, - PCI_DEVICE_ID_VIA_82C586_2, dev))) { - dev->irq = 11; - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, 11); - } -} -#endif /* CONFIG_PCI */ - -TODC_ALLOC(); - -/* ************************************************************************ - * - * Setup the architecture - * - */ -static void __init -mpc85xx_cds_setup_arch(void) -{ - bd_t *binfo = (bd_t *) __res; - unsigned int freq; - struct gianfar_platform_data *pdata; - - /* get the core frequency */ - freq = binfo->bi_intfreq; - - printk("mpc85xx_cds_setup_arch\n"); - -#ifdef CONFIG_CPM2 - cpm2_reset(); -#endif - - cadmus = ioremap(CADMUS_BASE, CADMUS_SIZE); - cds_pci_slot = ((cadmus[CM_CSR] >> 6) & 0x3) + 1; - printk("CDS Version = %x in PCI slot %d\n", cadmus[CM_VER], cds_pci_slot); - - /* Setup TODC access */ - TODC_INIT(TODC_TYPE_DS1743, - 0, - 0, - ioremap(CDS_RTC_ADDR, CDS_RTC_SIZE), - 8); - - /* Set loops_per_jiffy to a half-way reasonable value, - for use until calibrate_delay gets called. */ - loops_per_jiffy = freq / HZ; - -#ifdef CONFIG_PCI - /* VIA IDE configuration */ - ppc_md.pcibios_fixup = mpc85xx_cds_pcibios_fixup; - - /* setup PCI host bridges */ - mpc85xx_setup_hose(); -#endif - -#ifdef CONFIG_SERIAL_8250 - mpc85xx_early_serial_map(); -#endif - -#ifdef CONFIG_SERIAL_TEXT_DEBUG - /* Invalidate the entry we stole earlier the serial ports - * should be properly mapped */ - invalidate_tlbcam_entry(num_tlbcam_entries - 1); -#endif - - /* setup the board related information for the enet controllers */ - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC1); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC85xx_IRQ_EXT5; - pdata->phyid = 0; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6); - } - - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC2); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC85xx_IRQ_EXT5; - pdata->phyid = 1; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6); - } - - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_eTSEC1); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC85xx_IRQ_EXT5; - pdata->phyid = 0; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6); - } - - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_eTSEC2); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC85xx_IRQ_EXT5; - pdata->phyid = 1; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6); - } - - ppc_sys_device_remove(MPC85xx_eTSEC3); - ppc_sys_device_remove(MPC85xx_eTSEC4); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif -} - -/* ************************************************************************ */ -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - /* parse_bootinfo must always be called first */ - parse_bootinfo(find_bootinfo()); - - /* - * If we were passed in a board information, copy it into the - * residual data area. - */ - if (r3) { - memcpy((void *) __res, (void *) (r3 + KERNELBASE), - sizeof (bd_t)); - - } -#ifdef CONFIG_SERIAL_TEXT_DEBUG - { - bd_t *binfo = (bd_t *) __res; - struct uart_port p; - - /* Use the last TLB entry to map CCSRBAR to allow access to DUART regs */ - settlbcam(num_tlbcam_entries - 1, binfo->bi_immr_base, - binfo->bi_immr_base, MPC85xx_CCSRBAR_SIZE, _PAGE_IO, 0); - - memset(&p, 0, sizeof (p)); - p.iotype = SERIAL_IO_MEM; - p.membase = (void *) binfo->bi_immr_base + MPC85xx_UART0_OFFSET; - p.uartclk = binfo->bi_busfreq; - - gen550_init(0, &p); - - memset(&p, 0, sizeof (p)); - p.iotype = SERIAL_IO_MEM; - p.membase = (void *) binfo->bi_immr_base + MPC85xx_UART1_OFFSET; - p.uartclk = binfo->bi_busfreq; - - gen550_init(1, &p); - } -#endif - -#if defined(CONFIG_BLK_DEV_INITRD) - /* - * If the init RAM disk has been configured in, and there's a valid - * starting address for it, set it up. - */ - if (r4) { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - /* Copy the kernel command line arguments to a safe place. */ - - if (r6) { - *(char *) (r7 + KERNELBASE) = 0; - strcpy(cmd_line, (char *) (r6 + KERNELBASE)); - } - - identify_ppc_sys_by_id(mfspr(SPRN_SVR)); - - /* setup the PowerPC module struct */ - ppc_md.setup_arch = mpc85xx_cds_setup_arch; - ppc_md.show_cpuinfo = mpc85xx_cds_show_cpuinfo; - - ppc_md.init_IRQ = mpc85xx_cds_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - - ppc_md.restart = mpc85xx_restart; - ppc_md.power_off = mpc85xx_power_off; - ppc_md.halt = mpc85xx_halt; - - ppc_md.find_end_of_memory = mpc85xx_find_end_of_memory; - - ppc_md.calibrate_decr = mpc85xx_calibrate_decr; - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; - -#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_SERIAL_TEXT_DEBUG) - ppc_md.progress = gen550_progress; -#endif /* CONFIG_SERIAL_8250 && CONFIG_SERIAL_TEXT_DEBUG */ -#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_KGDB) - ppc_md.early_serial_map = mpc85xx_early_serial_map; -#endif /* CONFIG_SERIAL_8250 && CONFIG_KGDB */ - - if (ppc_md.progress) - ppc_md.progress("mpc85xx_cds_init(): exit", 0); - - return; -} diff --git a/arch/ppc/platforms/85xx/mpc85xx_cds_common.h b/arch/ppc/platforms/85xx/mpc85xx_cds_common.h deleted file mode 100644 index 12b292c6ae3..00000000000 --- a/arch/ppc/platforms/85xx/mpc85xx_cds_common.h +++ /dev/null @@ -1,83 +0,0 @@ -/* - * arch/ppc/platforms/85xx/mpc85xx_cds_common.h - * - * MPC85xx CDS board definitions - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2004 Freescale Semiconductor, Inc - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifndef __MACH_MPC85XX_CDS_H__ -#define __MACH_MPC85XX_CDS_H__ - -#include <linux/config.h> -#include <linux/serial.h> -#include <asm/ppcboot.h> -#include <linux/initrd.h> -#include <syslib/ppc85xx_setup.h> - -#define BOARD_CCSRBAR ((uint)0xe0000000) -#define CCSRBAR_SIZE ((uint)1024*1024) - -/* CADMUS info */ -#define CADMUS_BASE (0xf8004000) -#define CADMUS_SIZE (256) -#define CM_VER (0) -#define CM_CSR (1) -#define CM_RST (2) - -/* CDS NVRAM/RTC */ -#define CDS_RTC_ADDR (0xf8000000) -#define CDS_RTC_SIZE (8 * 1024) - -/* PCI config */ -#define PCI1_CFG_ADDR_OFFSET (0x8000) -#define PCI1_CFG_DATA_OFFSET (0x8004) - -#define PCI2_CFG_ADDR_OFFSET (0x9000) -#define PCI2_CFG_DATA_OFFSET (0x9004) - -/* PCI interrupt controller */ -#define PIRQ0A MPC85xx_IRQ_EXT0 -#define PIRQ0B MPC85xx_IRQ_EXT1 -#define PIRQ0C MPC85xx_IRQ_EXT2 -#define PIRQ0D MPC85xx_IRQ_EXT3 -#define PIRQ1A MPC85xx_IRQ_EXT11 - -/* PCI 1 memory map */ -#define MPC85XX_PCI1_LOWER_IO 0x00000000 -#define MPC85XX_PCI1_UPPER_IO 0x00ffffff - -#define MPC85XX_PCI1_LOWER_MEM 0x80000000 -#define MPC85XX_PCI1_UPPER_MEM 0x9fffffff - -#define MPC85XX_PCI1_IO_BASE 0xe2000000 -#define MPC85XX_PCI1_MEM_OFFSET 0x00000000 - -#define MPC85XX_PCI1_IO_SIZE 0x01000000 - -/* PCI 2 memory map */ -/* Note: the standard PPC fixups will cause IO space to get bumped by - * hose->io_base_virt - isa_io_base => MPC85XX_PCI1_IO_SIZE */ -#define MPC85XX_PCI2_LOWER_IO 0x00000000 -#define MPC85XX_PCI2_UPPER_IO 0x00ffffff - -#define MPC85XX_PCI2_LOWER_MEM 0xa0000000 -#define MPC85XX_PCI2_UPPER_MEM 0xbfffffff - -#define MPC85XX_PCI2_IO_BASE 0xe3000000 -#define MPC85XX_PCI2_MEM_OFFSET 0x00000000 - -#define MPC85XX_PCI2_IO_SIZE 0x01000000 - -#define NR_8259_INTS 16 -#define CPM_IRQ_OFFSET NR_8259_INTS - -#endif /* __MACH_MPC85XX_CDS_H__ */ diff --git a/arch/ppc/platforms/85xx/sbc8560.c b/arch/ppc/platforms/85xx/sbc8560.c deleted file mode 100644 index 165df94d4aa..00000000000 --- a/arch/ppc/platforms/85xx/sbc8560.c +++ /dev/null @@ -1,233 +0,0 @@ -/* - * arch/ppc/platforms/85xx/sbc8560.c - * - * Wind River SBC8560 board specific routines - * - * Maintainer: Kumar Gala <kumar.gala@freescale.com> - * - * Copyright 2004 Freescale Semiconductor Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/serial.h> -#include <linux/tty.h> /* for linux/serial_core.h */ -#include <linux/serial_core.h> -#include <linux/initrd.h> -#include <linux/module.h> -#include <linux/fsl_devices.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/atomic.h> -#include <asm/time.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/open_pic.h> -#include <asm/bootinfo.h> -#include <asm/pci-bridge.h> -#include <asm/mpc85xx.h> -#include <asm/irq.h> -#include <asm/immap_85xx.h> -#include <asm/kgdb.h> -#include <asm/ppc_sys.h> -#include <mm/mmu_decl.h> - -#include <syslib/ppc85xx_common.h> -#include <syslib/ppc85xx_setup.h> - -#ifdef CONFIG_SERIAL_8250 -static void __init -sbc8560_early_serial_map(void) -{ - struct uart_port uart_req; - - /* Setup serial port access */ - memset(&uart_req, 0, sizeof (uart_req)); - uart_req.irq = MPC85xx_IRQ_EXT9; - uart_req.flags = STD_COM_FLAGS; - uart_req.uartclk = BASE_BAUD * 16; - uart_req.iotype = SERIAL_IO_MEM; - uart_req.mapbase = UARTA_ADDR; - uart_req.membase = ioremap(uart_req.mapbase, MPC85xx_UART0_SIZE); - uart_req.type = PORT_16650; - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) - gen550_init(0, &uart_req); -#endif - - if (early_serial_setup(&uart_req) != 0) - printk("Early serial init of port 0 failed\n"); - - /* Assume early_serial_setup() doesn't modify uart_req */ - uart_req.line = 1; - uart_req.mapbase = UARTB_ADDR; - uart_req.membase = ioremap(uart_req.mapbase, MPC85xx_UART1_SIZE); - uart_req.irq = MPC85xx_IRQ_EXT10; - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) - gen550_init(1, &uart_req); -#endif - - if (early_serial_setup(&uart_req) != 0) - printk("Early serial init of port 1 failed\n"); -} -#endif - -/* ************************************************************************ - * - * Setup the architecture - * - */ -static void __init -sbc8560_setup_arch(void) -{ - bd_t *binfo = (bd_t *) __res; - unsigned int freq; - struct gianfar_platform_data *pdata; - - /* get the core frequency */ - freq = binfo->bi_intfreq; - - if (ppc_md.progress) - ppc_md.progress("sbc8560_setup_arch()", 0); - - /* Set loops_per_jiffy to a half-way reasonable value, - for use until calibrate_delay gets called. */ - loops_per_jiffy = freq / HZ; - -#ifdef CONFIG_PCI - /* setup PCI host bridges */ - mpc85xx_setup_hose(); -#endif -#ifdef CONFIG_SERIAL_8250 - sbc8560_early_serial_map(); -#endif -#ifdef CONFIG_SERIAL_TEXT_DEBUG - /* Invalidate the entry we stole earlier the serial ports - * should be properly mapped */ - invalidate_tlbcam_entry(num_tlbcam_entries - 1); -#endif - - /* setup the board related information for the enet controllers */ - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC1); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC85xx_IRQ_EXT6; - pdata->phyid = 25; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6); - } - - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC2); - if (pdata) { - pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; - pdata->interruptPHY = MPC85xx_IRQ_EXT7; - pdata->phyid = 26; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6); - } - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif -} - -/* ************************************************************************ */ -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - /* parse_bootinfo must always be called first */ - parse_bootinfo(find_bootinfo()); - - /* - * If we were passed in a board information, copy it into the - * residual data area. - */ - if (r3) { - memcpy((void *) __res, (void *) (r3 + KERNELBASE), - sizeof (bd_t)); - } - -#ifdef CONFIG_SERIAL_TEXT_DEBUG - /* Use the last TLB entry to map CCSRBAR to allow access to DUART regs */ - settlbcam(num_tlbcam_entries - 1, UARTA_ADDR, - UARTA_ADDR, 0x1000, _PAGE_IO, 0); -#endif - -#if defined(CONFIG_BLK_DEV_INITRD) - /* - * If the init RAM disk has been configured in, and there's a valid - * starting address for it, set it up. - */ - if (r4) { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - /* Copy the kernel command line arguments to a safe place. */ - - if (r6) { - *(char *) (r7 + KERNELBASE) = 0; - strcpy(cmd_line, (char *) (r6 + KERNELBASE)); - } - - identify_ppc_sys_by_id(mfspr(SPRN_SVR)); - - /* setup the PowerPC module struct */ - ppc_md.setup_arch = sbc8560_setup_arch; - ppc_md.show_cpuinfo = sbc8560_show_cpuinfo; - - ppc_md.init_IRQ = sbc8560_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - - ppc_md.restart = mpc85xx_restart; - ppc_md.power_off = mpc85xx_power_off; - ppc_md.halt = mpc85xx_halt; - - ppc_md.find_end_of_memory = mpc85xx_find_end_of_memory; - - ppc_md.time_init = NULL; - ppc_md.set_rtc_time = NULL; - ppc_md.get_rtc_time = NULL; - ppc_md.calibrate_decr = mpc85xx_calibrate_decr; - -#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_SERIAL_TEXT_DEBUG) - ppc_md.progress = gen550_progress; -#endif /* CONFIG_SERIAL_8250 && CONFIG_SERIAL_TEXT_DEBUG */ -#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_KGDB) - ppc_md.early_serial_map = sbc8560_early_serial_map; -#endif /* CONFIG_SERIAL_8250 && CONFIG_KGDB */ - - if (ppc_md.progress) - ppc_md.progress("sbc8560_init(): exit", 0); -} diff --git a/arch/ppc/platforms/85xx/sbc8560.h b/arch/ppc/platforms/85xx/sbc8560.h deleted file mode 100644 index 5e1b00c77da..00000000000 --- a/arch/ppc/platforms/85xx/sbc8560.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * arch/ppc/platforms/85xx/sbc8560.h - * - * Wind River SBC8560 board definitions - * - * Copyright 2003 Motorola Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifndef __MACH_SBC8560_H__ -#define __MACH_SBC8560_H__ - -#include <linux/config.h> -#include <platforms/85xx/sbc85xx.h> - -#define CPM_MAP_ADDR (CCSRBAR + MPC85xx_CPM_OFFSET) - -#ifdef CONFIG_SERIAL_MANY_PORTS -#define RS_TABLE_SIZE 64 -#else -#define RS_TABLE_SIZE 2 -#endif - -/* Rate for the 1.8432 Mhz clock for the onboard serial chip */ -#define BASE_BAUD ( 1843200 / 16 ) - -#ifdef CONFIG_SERIAL_DETECT_IRQ -#define STD_COM_FLAGS (ASYNC_SKIP_TEST|ASYNC_AUTO_IRQ) -#else -#define STD_COM_FLAGS (ASYNC_SKIP_TEST) -#endif - -#define STD_SERIAL_PORT_DFNS \ - { 0, BASE_BAUD, UARTA_ADDR, MPC85xx_IRQ_EXT9, STD_COM_FLAGS, /* ttyS0 */ \ - iomem_base: (u8 *)UARTA_ADDR, \ - io_type: SERIAL_IO_MEM }, \ - { 0, BASE_BAUD, UARTB_ADDR, MPC85xx_IRQ_EXT10, STD_COM_FLAGS, /* ttyS1 */ \ - iomem_base: (u8 *)UARTB_ADDR, \ - io_type: SERIAL_IO_MEM }, - -#define SERIAL_PORT_DFNS \ - STD_SERIAL_PORT_DFNS - -#endif /* __MACH_SBC8560_H__ */ diff --git a/arch/ppc/platforms/85xx/sbc85xx.c b/arch/ppc/platforms/85xx/sbc85xx.c deleted file mode 100644 index 4f6d1ddd6fb..00000000000 --- a/arch/ppc/platforms/85xx/sbc85xx.c +++ /dev/null @@ -1,170 +0,0 @@ -/* - * arch/ppc/platform/85xx/sbc85xx.c - * - * WindRiver PowerQUICC III SBC85xx board common routines - * - * Copyright 2002, 2003 Motorola Inc. - * Copyright 2004 Red Hat, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/serial.h> -#include <linux/module.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/atomic.h> -#include <asm/time.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/open_pic.h> -#include <asm/bootinfo.h> -#include <asm/pci-bridge.h> -#include <asm/mpc85xx.h> -#include <asm/irq.h> -#include <asm/immap_85xx.h> -#include <asm/ppc_sys.h> - -#include <mm/mmu_decl.h> - -#include <platforms/85xx/sbc85xx.h> - -unsigned char __res[sizeof (bd_t)]; - -#ifndef CONFIG_PCI -unsigned long isa_io_base = 0; -unsigned long isa_mem_base = 0; -unsigned long pci_dram_offset = 0; -#endif - -extern unsigned long total_memory; /* in mm/init */ - -/* Internal interrupts are all Level Sensitive, and Positive Polarity */ -static u_char sbc8560_openpic_initsenses[] __initdata = { - MPC85XX_INTERNAL_IRQ_SENSES, - 0x0, /* External 0: */ - 0x0, /* External 1: */ -#if defined(CONFIG_PCI) - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 2: PCI slot 0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 3: PCI slot 1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 4: PCI slot 2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 5: PCI slot 3 */ -#else - 0x0, /* External 2: */ - 0x0, /* External 3: */ - 0x0, /* External 4: */ - 0x0, /* External 5: */ -#endif - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 6: PHY */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 7: PHY */ - 0x0, /* External 8: */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* External 9: PHY */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* External 10: PHY */ - 0x0, /* External 11: */ -}; - -/* ************************************************************************ */ -int -sbc8560_show_cpuinfo(struct seq_file *m) -{ - uint pvid, svid, phid1; - uint memsize = total_memory; - bd_t *binfo = (bd_t *) __res; - unsigned int freq; - - /* get the core frequency */ - freq = binfo->bi_intfreq; - - pvid = mfspr(SPRN_PVR); - svid = mfspr(SPRN_SVR); - - seq_printf(m, "Vendor\t\t: Wind River\n"); - seq_printf(m, "Machine\t\t: SBC%s\n", cur_ppc_sys_spec->ppc_sys_name); - seq_printf(m, "clock\t\t: %dMHz\n", freq / 1000000); - seq_printf(m, "PVR\t\t: 0x%x\n", pvid); - seq_printf(m, "SVR\t\t: 0x%x\n", svid); - - /* Display cpu Pll setting */ - phid1 = mfspr(SPRN_HID1); - seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f)); - - /* Display the amount of memory */ - seq_printf(m, "Memory\t\t: %d MB\n", memsize / (1024 * 1024)); - - return 0; -} - -void __init -sbc8560_init_IRQ(void) -{ - bd_t *binfo = (bd_t *) __res; - /* Determine the Physical Address of the OpenPIC regs */ - phys_addr_t OpenPIC_PAddr = - binfo->bi_immr_base + MPC85xx_OPENPIC_OFFSET; - OpenPIC_Addr = ioremap(OpenPIC_PAddr, MPC85xx_OPENPIC_SIZE); - OpenPIC_InitSenses = sbc8560_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof (sbc8560_openpic_initsenses); - - /* Skip reserved space and internal sources */ - openpic_set_sources(0, 32, OpenPIC_Addr + 0x10200); - /* Map PIC IRQs 0-11 */ - openpic_set_sources(48, 12, OpenPIC_Addr + 0x10000); - - /* we let openpic interrupts starting from an offset, to - * leave space for cascading interrupts underneath. - */ - openpic_init(MPC85xx_OPENPIC_IRQ_OFFSET); - - return; -} - -/* - * interrupt routing - */ - -#ifdef CONFIG_PCI -int mpc85xx_map_irq(struct pci_dev *dev, unsigned char idsel, - unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {PIRQA, PIRQB, PIRQC, PIRQD}, - {PIRQD, PIRQA, PIRQB, PIRQC}, - {PIRQC, PIRQD, PIRQA, PIRQB}, - {PIRQB, PIRQC, PIRQD, PIRQA}, - }; - - const long min_idsel = 12, max_idsel = 15, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -int mpc85xx_exclude_device(u_char bus, u_char devfn) -{ - if (bus == 0 && PCI_SLOT(devfn) == 0) - return PCIBIOS_DEVICE_NOT_FOUND; - else - return PCIBIOS_SUCCESSFUL; -} -#endif /* CONFIG_PCI */ diff --git a/arch/ppc/platforms/85xx/sbc85xx.h b/arch/ppc/platforms/85xx/sbc85xx.h deleted file mode 100644 index 7af93c691a6..00000000000 --- a/arch/ppc/platforms/85xx/sbc85xx.h +++ /dev/null @@ -1,55 +0,0 @@ -/* - * arch/ppc/platforms/85xx/sbc85xx.h - * - * WindRiver PowerQUICC III SBC85xx common board definitions - * - * Copyright 2003 Motorola Inc. - * Copyright 2004 Red Hat, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifndef __PLATFORMS_85XX_SBC85XX_H__ -#define __PLATFORMS_85XX_SBC85XX_H__ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/seq_file.h> -#include <asm/ppcboot.h> - -#define BOARD_CCSRBAR ((uint)0xff700000) -#define CCSRBAR_SIZE ((uint)1024*1024) - -#define BCSR_ADDR ((uint)0xfc000000) -#define BCSR_SIZE ((uint)(16 * 1024 * 1024)) - -#define UARTA_ADDR (BCSR_ADDR + 0x00700000) -#define UARTB_ADDR (BCSR_ADDR + 0x00800000) -#define RTC_DEVICE_ADDR (BCSR_ADDR + 0x00900000) -#define EEPROM_ADDR (BCSR_ADDR + 0x00b00000) - -extern int sbc8560_show_cpuinfo(struct seq_file *m); -extern void sbc8560_init_IRQ(void) __init; - -/* PCI interrupt controller */ -#define PIRQA MPC85xx_IRQ_EXT1 -#define PIRQB MPC85xx_IRQ_EXT2 -#define PIRQC MPC85xx_IRQ_EXT3 -#define PIRQD MPC85xx_IRQ_EXT4 - -#define MPC85XX_PCI1_LOWER_IO 0x00000000 -#define MPC85XX_PCI1_UPPER_IO 0x00ffffff - -#define MPC85XX_PCI1_LOWER_MEM 0x80000000 -#define MPC85XX_PCI1_UPPER_MEM 0x9fffffff - -#define MPC85XX_PCI1_IO_BASE 0xe2000000 -#define MPC85XX_PCI1_MEM_OFFSET 0x00000000 - -#define MPC85XX_PCI1_IO_SIZE 0x01000000 - -#endif /* __PLATFORMS_85XX_SBC85XX_H__ */ diff --git a/arch/ppc/platforms/85xx/stx_gp3.c b/arch/ppc/platforms/85xx/stx_gp3.c deleted file mode 100644 index c99b365d611..00000000000 --- a/arch/ppc/platforms/85xx/stx_gp3.c +++ /dev/null @@ -1,325 +0,0 @@ -/* - * arch/ppc/platforms/85xx/stx_gp3.c - * - * STx GP3 board specific routines - * - * Dan Malek <dan@embeddededge.com> - * Copyright 2004 Embedded Edge, LLC - * - * Copied from mpc8560_ads.c - * Copyright 2002, 2003 Motorola Inc. - * - * Ported to 2.6, Matt Porter <mporter@kernel.crashing.org> - * Copyright 2004-2005 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/blkdev.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/root_dev.h> -#include <linux/seq_file.h> -#include <linux/serial.h> -#include <linux/initrd.h> -#include <linux/module.h> -#include <linux/fsl_devices.h> -#include <linux/interrupt.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/atomic.h> -#include <asm/time.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/open_pic.h> -#include <asm/bootinfo.h> -#include <asm/pci-bridge.h> -#include <asm/mpc85xx.h> -#include <asm/irq.h> -#include <asm/immap_85xx.h> -#include <asm/cpm2.h> -#include <asm/mpc85xx.h> -#include <asm/ppc_sys.h> - -#include <syslib/cpm2_pic.h> -#include <syslib/ppc85xx_common.h> - - -unsigned char __res[sizeof(bd_t)]; - -#ifndef CONFIG_PCI -unsigned long isa_io_base = 0; -unsigned long isa_mem_base = 0; -unsigned long pci_dram_offset = 0; -#endif - -/* Internal interrupts are all Level Sensitive, and Positive Polarity */ -static u8 gp3_openpic_initsenses[] __initdata = { - MPC85XX_INTERNAL_IRQ_SENSES, - 0x0, /* External 0: */ -#if defined(CONFIG_PCI) - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 1: PCI slot 0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 2: PCI slot 1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 3: PCI slot 2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* External 4: PCI slot 3 */ -#else - 0x0, /* External 1: */ - 0x0, /* External 2: */ - 0x0, /* External 3: */ - 0x0, /* External 4: */ -#endif - 0x0, /* External 5: */ - 0x0, /* External 6: */ - 0x0, /* External 7: */ - 0x0, /* External 8: */ - 0x0, /* External 9: */ - 0x0, /* External 10: */ - 0x0, /* External 11: */ -}; - -/* - * Setup the architecture - */ -static void __init -gp3_setup_arch(void) -{ - bd_t *binfo = (bd_t *) __res; - unsigned int freq; - struct gianfar_platform_data *pdata; - - cpm2_reset(); - - /* get the core frequency */ - freq = binfo->bi_intfreq; - - if (ppc_md.progress) - ppc_md.progress("gp3_setup_arch()", 0); - - /* Set loops_per_jiffy to a half-way reasonable value, - for use until calibrate_delay gets called. */ - loops_per_jiffy = freq / HZ; - -#ifdef CONFIG_PCI - /* setup PCI host bridges */ - mpc85xx_setup_hose(); -#endif - - /* setup the board related information for the enet controllers */ - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC1); - if (pdata) { - /* pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; */ - pdata->interruptPHY = MPC85xx_IRQ_EXT5; - pdata->phyid = 2; - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6); - } - - pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC2); - if (pdata) { - /* pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR; */ - pdata->interruptPHY = MPC85xx_IRQ_EXT5; - pdata->phyid = 4; - /* fixup phy address */ - pdata->phy_reg_addr += binfo->bi_immr_base; - memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6); - } - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif - - printk ("bi_immr_base = %8.8lx\n", binfo->bi_immr_base); -} - -static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs) -{ - while ((irq = cpm2_get_irq(regs)) >= 0) - __do_IRQ(irq, regs); - - return IRQ_HANDLED; -} - -static struct irqaction cpm2_irqaction = { - .handler = cpm2_cascade, - .flags = SA_INTERRUPT, - .mask = CPU_MASK_NONE, - .name = "cpm2_cascade", -}; - -static void __init -gp3_init_IRQ(void) -{ - bd_t *binfo = (bd_t *) __res; - - /* - * Setup OpenPIC - */ - - /* Determine the Physical Address of the OpenPIC regs */ - phys_addr_t OpenPIC_PAddr = - binfo->bi_immr_base + MPC85xx_OPENPIC_OFFSET; - OpenPIC_Addr = ioremap(OpenPIC_PAddr, MPC85xx_OPENPIC_SIZE); - OpenPIC_InitSenses = gp3_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof (gp3_openpic_initsenses); - - /* Skip reserved space and internal sources */ - openpic_set_sources(0, 32, OpenPIC_Addr + 0x10200); - - /* Map PIC IRQs 0-11 */ - openpic_set_sources(48, 12, OpenPIC_Addr + 0x10000); - - /* - * Let openpic interrupts starting from an offset, to - * leave space for cascading interrupts underneath. - */ - openpic_init(MPC85xx_OPENPIC_IRQ_OFFSET); - - /* Setup CPM2 PIC */ - cpm2_init_IRQ(); - - setup_irq(MPC85xx_IRQ_CPM, &cpm2_irqaction); - - return; -} - -static int -gp3_show_cpuinfo(struct seq_file *m) -{ - uint pvid, svid, phid1; - bd_t *binfo = (bd_t *) __res; - uint memsize; - unsigned int freq; - extern unsigned long total_memory; /* in mm/init */ - - /* get the core frequency */ - freq = binfo->bi_intfreq; - - pvid = mfspr(SPRN_PVR); - svid = mfspr(SPRN_SVR); - - memsize = total_memory; - - seq_printf(m, "Vendor\t\t: RPC Electronics STx \n"); - seq_printf(m, "Machine\t\t: GP3 - MPC%s\n", cur_ppc_sys_spec->ppc_sys_name); - seq_printf(m, "bus freq\t: %u.%.6u MHz\n", freq / 1000000, - freq % 1000000); - seq_printf(m, "PVR\t\t: 0x%x\n", pvid); - seq_printf(m, "SVR\t\t: 0x%x\n", svid); - - /* Display cpu Pll setting */ - phid1 = mfspr(SPRN_HID1); - seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f)); - - /* Display the amount of memory */ - seq_printf(m, "Memory\t\t: %d MB\n", memsize / (1024 * 1024)); - - return 0; -} - -#ifdef CONFIG_PCI -int mpc85xx_map_irq(struct pci_dev *dev, unsigned char idsel, - unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {PIRQA, PIRQB, PIRQC, PIRQD}, - {PIRQD, PIRQA, PIRQB, PIRQC}, - {PIRQC, PIRQD, PIRQA, PIRQB}, - {PIRQB, PIRQC, PIRQD, PIRQA}, - }; - - const long min_idsel = 12, max_idsel = 15, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -int mpc85xx_exclude_device(u_char bus, u_char devfn) -{ - if (bus == 0 && PCI_SLOT(devfn) == 0) - return PCIBIOS_DEVICE_NOT_FOUND; - else - return PCIBIOS_SUCCESSFUL; -} -#endif /* CONFIG_PCI */ - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - /* parse_bootinfo must always be called first */ - parse_bootinfo(find_bootinfo()); - - /* - * If we were passed in a board information, copy it into the - * residual data area. - */ - if (r3) { - memcpy((void *) __res, (void *) (r3 + KERNELBASE), - sizeof (bd_t)); - - } -#if defined(CONFIG_BLK_DEV_INITRD) - /* - * If the init RAM disk has been configured in, and there's a valid - * starting address for it, set it up. - */ - if (r4) { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - /* Copy the kernel command line arguments to a safe place. */ - - if (r6) { - *(char *) (r7 + KERNELBASE) = 0; - strcpy(cmd_line, (char *) (r6 + KERNELBASE)); - } - - identify_ppc_sys_by_id(mfspr(SPRN_SVR)); - - /* setup the PowerPC module struct */ - ppc_md.setup_arch = gp3_setup_arch; - ppc_md.show_cpuinfo = gp3_show_cpuinfo; - - ppc_md.init_IRQ = gp3_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - - ppc_md.restart = mpc85xx_restart; - ppc_md.power_off = mpc85xx_power_off; - ppc_md.halt = mpc85xx_halt; - - ppc_md.find_end_of_memory = mpc85xx_find_end_of_memory; - - ppc_md.calibrate_decr = mpc85xx_calibrate_decr; - - if (ppc_md.progress) - ppc_md.progress("platform_init(): exit", 0); - - return; -} diff --git a/arch/ppc/platforms/85xx/stx_gp3.h b/arch/ppc/platforms/85xx/stx_gp3.h deleted file mode 100644 index 7bcc6c35a41..00000000000 --- a/arch/ppc/platforms/85xx/stx_gp3.h +++ /dev/null @@ -1,74 +0,0 @@ -/* - * arch/ppc/platforms/stx8560_gp3.h - * - * STx GP3 board definitions - * - * Dan Malek (dan@embeddededge.com) - * Copyright 2004 Embedded Edge, LLC - * - * Ported to 2.6, Matt Porter <mporter@kernel.crashing.org> - * Copyright 2004-2005 MontaVista Software, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#ifndef __MACH_STX_GP3_H -#define __MACH_STX_GP3_H - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/seq_file.h> -#include <asm/ppcboot.h> - -#define BOARD_CCSRBAR ((uint)0xe0000000) -#define CCSRBAR_SIZE ((uint)1024*1024) - -#define CPM_MAP_ADDR (CCSRBAR + MPC85xx_CPM_OFFSET) - -#define BCSR_ADDR ((uint)0xfc000000) -#define BCSR_SIZE ((uint)(16 * 1024)) - -#define BCSR_TSEC1_RESET 0x00000080 -#define BCSR_TSEC2_RESET 0x00000040 -#define BCSR_LED1 0x00000008 -#define BCSR_LED2 0x00000004 -#define BCSR_LED3 0x00000002 -#define BCSR_LED4 0x00000001 - -extern void mpc85xx_setup_hose(void) __init; -extern void mpc85xx_restart(char *cmd); -extern void mpc85xx_power_off(void); -extern void mpc85xx_halt(void); -extern int mpc85xx_show_cpuinfo(struct seq_file *m); -extern void mpc85xx_init_IRQ(void) __init; -extern unsigned long mpc85xx_find_end_of_memory(void) __init; -extern void mpc85xx_calibrate_decr(void) __init; - -#define PCI_CFG_ADDR_OFFSET (0x8000) -#define PCI_CFG_DATA_OFFSET (0x8004) - -/* PCI interrupt controller */ -#define PIRQA MPC85xx_IRQ_EXT1 -#define PIRQB MPC85xx_IRQ_EXT2 -#define PIRQC MPC85xx_IRQ_EXT3 -#define PIRQD MPC85xx_IRQ_EXT4 -#define PCI_MIN_IDSEL 16 -#define PCI_MAX_IDSEL 19 -#define PCI_IRQ_SLOT 4 - -#define MPC85XX_PCI1_LOWER_IO 0x00000000 -#define MPC85XX_PCI1_UPPER_IO 0x00ffffff - -#define MPC85XX_PCI1_LOWER_MEM 0x80000000 -#define MPC85XX_PCI1_UPPER_MEM 0x9fffffff - -#define MPC85XX_PCI1_IO_BASE 0xe2000000 -#define MPC85XX_PCI1_MEM_OFFSET 0x00000000 - -#define MPC85XX_PCI1_IO_SIZE 0x01000000 - -#endif /* __MACH_STX_GP3_H */ diff --git a/arch/ppc/platforms/Makefile b/arch/ppc/platforms/Makefile deleted file mode 100644 index 5488a053f41..00000000000 --- a/arch/ppc/platforms/Makefile +++ /dev/null @@ -1,53 +0,0 @@ -# -# Makefile for the linux kernel. -# - -# Extra CFLAGS so we don't have to do relative includes -CFLAGS_pmac_setup.o += -Iarch/$(ARCH)/mm - -obj-$(CONFIG_APUS) += apus_setup.o -ifeq ($(CONFIG_APUS),y) -obj-$(CONFIG_PCI) += apus_pci.o -endif -obj-$(CONFIG_PPC_PMAC) += pmac_pic.o pmac_setup.o pmac_time.o \ - pmac_feature.o pmac_pci.o pmac_sleep.o \ - pmac_low_i2c.o pmac_cache.o -obj-$(CONFIG_PPC_CHRP) += chrp_setup.o chrp_time.o chrp_pci.o \ - chrp_pegasos_eth.o -obj-$(CONFIG_PPC_PREP) += prep_pci.o prep_setup.o -ifeq ($(CONFIG_PPC_PMAC),y) -obj-$(CONFIG_NVRAM) += pmac_nvram.o -obj-$(CONFIG_CPU_FREQ_PMAC) += pmac_cpufreq.o -endif -obj-$(CONFIG_PMAC_BACKLIGHT) += pmac_backlight.o -obj-$(CONFIG_PREP_RESIDUAL) += residual.o -obj-$(CONFIG_ADIR) += adir_setup.o adir_pic.o adir_pci.o -obj-$(CONFIG_PQ2ADS) += pq2ads.o -obj-$(CONFIG_TQM8260) += tqm8260_setup.o -obj-$(CONFIG_CPCI690) += cpci690.o -obj-$(CONFIG_EV64260) += ev64260.o -obj-$(CONFIG_CHESTNUT) += chestnut.o -obj-$(CONFIG_GEMINI) += gemini_pci.o gemini_setup.o gemini_prom.o -obj-$(CONFIG_K2) += k2.o -obj-$(CONFIG_LOPEC) += lopec.o -obj-$(CONFIG_KATANA) += katana.o -obj-$(CONFIG_HDPU) += hdpu.o -obj-$(CONFIG_MCPN765) += mcpn765.o -obj-$(CONFIG_MENF1) += menf1_setup.o menf1_pci.o -obj-$(CONFIG_MVME5100) += mvme5100.o -obj-$(CONFIG_PAL4) += pal4_setup.o pal4_pci.o -obj-$(CONFIG_PCORE) += pcore.o -obj-$(CONFIG_POWERPMC250) += powerpmc250.o -obj-$(CONFIG_PPLUS) += pplus.o -obj-$(CONFIG_PRPMC750) += prpmc750.o -obj-$(CONFIG_PRPMC800) += prpmc800.o -obj-$(CONFIG_RADSTONE_PPC7D) += radstone_ppc7d.o -obj-$(CONFIG_SANDPOINT) += sandpoint.o -obj-$(CONFIG_SBC82xx) += sbc82xx.o -obj-$(CONFIG_SPRUCE) += spruce.o -obj-$(CONFIG_LITE5200) += lite5200.o - -ifeq ($(CONFIG_SMP),y) -obj-$(CONFIG_PPC_PMAC) += pmac_smp.o -obj-$(CONFIG_PPC_CHRP) += chrp_smp.o -endif diff --git a/arch/ppc/platforms/adir.h b/arch/ppc/platforms/adir.h deleted file mode 100644 index 13a748b4695..00000000000 --- a/arch/ppc/platforms/adir.h +++ /dev/null @@ -1,95 +0,0 @@ -/* - * arch/ppc/platforms/adir.h - * - * Definitions for SBS Adirondack board support - * - * By Michael Sokolov <msokolov@ivan.Harhan.ORG> - */ - -#ifndef __PPC_PLATFORMS_ADIR_H -#define __PPC_PLATFORMS_ADIR_H - -/* - * SBS Adirondack definitions - */ - -/* PPC physical address space layout. We use the one set up by the firmware. */ -#define ADIR_PCI32_MEM_BASE 0x80000000 -#define ADIR_PCI32_MEM_SIZE 0x20000000 -#define ADIR_PCI64_MEM_BASE 0xA0000000 -#define ADIR_PCI64_MEM_SIZE 0x20000000 -#define ADIR_PCI32_IO_BASE 0xC0000000 -#define ADIR_PCI32_IO_SIZE 0x10000000 -#define ADIR_PCI64_IO_BASE 0xD0000000 -#define ADIR_PCI64_IO_SIZE 0x10000000 -#define ADIR_PCI64_PHB 0xFF400000 -#define ADIR_PCI32_PHB 0xFF500000 - -#define ADIR_PCI64_CONFIG_ADDR (ADIR_PCI64_PHB + 0x000f8000) -#define ADIR_PCI64_CONFIG_DATA (ADIR_PCI64_PHB + 0x000f8010) - -#define ADIR_PCI32_CONFIG_ADDR (ADIR_PCI32_PHB + 0x000f8000) -#define ADIR_PCI32_CONFIG_DATA (ADIR_PCI32_PHB + 0x000f8010) - -/* System memory as seen from PCI */ -#define ADIR_PCI_SYS_MEM_BASE 0x80000000 - -/* Static virtual mapping of PCI I/O */ -#define ADIR_PCI32_VIRT_IO_BASE 0xFE000000 -#define ADIR_PCI32_VIRT_IO_SIZE 0x01000000 -#define ADIR_PCI64_VIRT_IO_BASE 0xFF000000 -#define ADIR_PCI64_VIRT_IO_SIZE 0x01000000 - -/* Registers */ -#define ADIR_NVRAM_RTC_ADDR 0x74 -#define ADIR_NVRAM_RTC_DATA 0x75 - -#define ADIR_BOARD_ID_REG (ADIR_PCI32_VIRT_IO_BASE + 0x08FFF0) -#define ADIR_CPLD1REV_REG (ADIR_PCI32_VIRT_IO_BASE + 0x08FFF1) -#define ADIR_CPLD2REV_REG (ADIR_PCI32_VIRT_IO_BASE + 0x08FFF2) -#define ADIR_FLASHCTL_REG (ADIR_PCI32_VIRT_IO_BASE + 0x08FFF3) -#define ADIR_CPC710_STAT_REG (ADIR_PCI32_VIRT_IO_BASE + 0x08FFF4) -#define ADIR_CLOCK_REG (ADIR_PCI32_VIRT_IO_BASE + 0x08FFF5) -#define ADIR_GPIO_REG (ADIR_PCI32_VIRT_IO_BASE + 0x08FFF8) -#define ADIR_MISC_REG (ADIR_PCI32_VIRT_IO_BASE + 0x08FFF9) -#define ADIR_LED_REG (ADIR_PCI32_VIRT_IO_BASE + 0x08FFFA) - -#define ADIR_CLOCK_REG_PD 0x10 -#define ADIR_CLOCK_REG_SPREAD 0x08 -#define ADIR_CLOCK_REG_SEL133 0x04 -#define ADIR_CLOCK_REG_SEL1 0x02 -#define ADIR_CLOCK_REG_SEL0 0x01 - -#define ADIR_PROCA_INT_MASK (ADIR_PCI32_VIRT_IO_BASE + 0x0EFFF0) -#define ADIR_PROCB_INT_MASK (ADIR_PCI32_VIRT_IO_BASE + 0x0EFFF2) -#define ADIR_PROCA_INT_STAT (ADIR_PCI32_VIRT_IO_BASE + 0x0EFFF4) -#define ADIR_PROCB_INT_STAT (ADIR_PCI32_VIRT_IO_BASE + 0x0EFFF6) - -/* Linux IRQ numbers */ -#define ADIR_IRQ_NONE -1 -#define ADIR_IRQ_SERIAL2 3 -#define ADIR_IRQ_SERIAL1 4 -#define ADIR_IRQ_FDC 6 -#define ADIR_IRQ_PARALLEL 7 -#define ADIR_IRQ_VIA_AUDIO 10 -#define ADIR_IRQ_VIA_USB 11 -#define ADIR_IRQ_IDE0 14 -#define ADIR_IRQ_IDE1 15 -#define ADIR_IRQ_PCI0_INTA 16 -#define ADIR_IRQ_PCI0_INTB 17 -#define ADIR_IRQ_PCI0_INTC 18 -#define ADIR_IRQ_PCI0_INTD 19 -#define ADIR_IRQ_PCI1_INTA 20 -#define ADIR_IRQ_PCI1_INTB 21 -#define ADIR_IRQ_PCI1_INTC 22 -#define ADIR_IRQ_PCI1_INTD 23 -#define ADIR_IRQ_MBSCSI 24 /* motherboard SCSI */ -#define ADIR_IRQ_MBETH1 25 /* motherboard Ethernet 1 */ -#define ADIR_IRQ_MBETH0 26 /* motherboard Ethernet 0 */ -#define ADIR_IRQ_CPC710_INT1 27 -#define ADIR_IRQ_CPC710_INT2 28 -#define ADIR_IRQ_VT82C686_NMI 29 -#define ADIR_IRQ_VT82C686_INTR 30 -#define ADIR_IRQ_INTERPROC 31 - -#endif /* __PPC_PLATFORMS_ADIR_H */ diff --git a/arch/ppc/platforms/adir_pci.c b/arch/ppc/platforms/adir_pci.c deleted file mode 100644 index f94ac53e071..00000000000 --- a/arch/ppc/platforms/adir_pci.c +++ /dev/null @@ -1,247 +0,0 @@ -/* - * arch/ppc/platforms/adir_pci.c - * - * PCI support for SBS Adirondack - * - * By Michael Sokolov <msokolov@ivan.Harhan.ORG> - * based on the K2 version by Matt Porter <mporter@mvista.com> - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/pci.h> -#include <linux/slab.h> - -#include <asm/byteorder.h> -#include <asm/io.h> -#include <asm/uaccess.h> -#include <asm/machdep.h> -#include <asm/pci-bridge.h> - -#include <syslib/cpc710.h> -#include "adir.h" - -#undef DEBUG -#ifdef DEBUG -#define DBG(x...) printk(x) -#else -#define DBG(x...) -#endif /* DEBUG */ - -static inline int __init -adir_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ -#define PCIIRQ(a,b,c,d) {ADIR_IRQ_##a,ADIR_IRQ_##b,ADIR_IRQ_##c,ADIR_IRQ_##d}, - struct pci_controller *hose = pci_bus_to_hose(dev->bus->number); - /* - * The three PCI devices on the motherboard have dedicated lines to the - * CPLD interrupt controller, bypassing the standard PCI INTA-D and the - * PC interrupt controller. All other PCI devices (slots) have usual - * staggered INTA-D lines, resulting in 8 lines total (PCI0 INTA-D and - * PCI1 INTA-D). All 8 go to the CPLD interrupt controller. PCI0 INTA-D - * also go to the south bridge, so we have the option of taking them - * via the CPLD interrupt controller or via the south bridge 8259 - * 8258 thingy. PCI1 INTA-D can only be taken via the CPLD interrupt - * controller. We take all PCI interrupts via the CPLD interrupt - * controller as recommended by SBS. - * - * We also have some monkey business with the PCI devices within the - * VT82C686B south bridge itself. This chip actually has 7 functions on - * its IDSEL. Function 0 is the actual south bridge, function 1 is IDE, - * and function 4 is some special stuff. The other 4 functions are just - * regular PCI devices bundled in the chip. 2 and 3 are USB UHCIs and 5 - * and 6 are audio (not supported on the Adirondack). - * - * This is where the monkey business begins. PCI devices are supposed - * to signal normal PCI interrupts. But the 4 functions in question are - * located in the south bridge chip, which is designed with the - * assumption that it will be fielding PCI INTA-D interrupts rather - * than generating them. Here's what it does. Each of the functions in - * question routes its interrupt to one of the IRQs on the 8259 thingy. - * Which one? It looks at the Interrupt Line register in the PCI config - * space, even though the PCI spec says it's for BIOS/OS interaction - * only. - * - * How do we deal with this? We take these interrupts via 8259 IRQs as - * we have to. We return the desired IRQ numbers from this routine when - * called for the functions in question. The PCI scan code will then - * stick our return value into the Interrupt Line register in the PCI - * config space, and the interrupt will actually go there. We identify - * these functions within the south bridge IDSEL by their interrupt pin - * numbers, as the VT82C686B has 04 in the Interrupt Pin register for - * USB and 03 for audio. - */ - if (!hose->index) { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - /* south bridge */ PCIIRQ(IDE0, NONE, VIA_AUDIO, VIA_USB) - /* Ethernet 0 */ PCIIRQ(MBETH0, MBETH0, MBETH0, MBETH0) - /* PCI0 slot 1 */ PCIIRQ(PCI0_INTB, PCI0_INTC, PCI0_INTD, PCI0_INTA) - /* PCI0 slot 2 */ PCIIRQ(PCI0_INTC, PCI0_INTD, PCI0_INTA, PCI0_INTB) - /* PCI0 slot 3 */ PCIIRQ(PCI0_INTD, PCI0_INTA, PCI0_INTB, PCI0_INTC) - }; - const long min_idsel = 3, max_idsel = 7, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } else { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - /* Ethernet 1 */ PCIIRQ(MBETH1, MBETH1, MBETH1, MBETH1) - /* SCSI */ PCIIRQ(MBSCSI, MBSCSI, MBSCSI, MBSCSI) - /* PCI1 slot 1 */ PCIIRQ(PCI1_INTB, PCI1_INTC, PCI1_INTD, PCI1_INTA) - /* PCI1 slot 2 */ PCIIRQ(PCI1_INTC, PCI1_INTD, PCI1_INTA, PCI1_INTB) - /* PCI1 slot 3 */ PCIIRQ(PCI1_INTD, PCI1_INTA, PCI1_INTB, PCI1_INTC) - }; - const long min_idsel = 3, max_idsel = 7, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } -#undef PCIIRQ -} - -static void -adir_pcibios_fixup_resources(struct pci_dev *dev) -{ - int i; - - if ((dev->vendor == PCI_VENDOR_ID_IBM) && - (dev->device == PCI_DEVICE_ID_IBM_CPC710_PCI64)) - { - DBG("Fixup CPC710 resources\n"); - for (i=0; i<DEVICE_COUNT_RESOURCE; i++) - { - dev->resource[i].start = 0; - dev->resource[i].end = 0; - } - } -} - -/* - * CPC710 DD3 has an errata causing it to hang the system if a type 0 config - * cycle is attempted on its PCI32 interface with a device number > 21. - * CPC710's PCI bridges map device numbers 1 through 21 to AD11 through AD31. - * Per the PCI spec it MUST accept all other device numbers and do nothing, and - * software MUST scan all device numbers without assuming how IDSELs are - * mapped. However, as the CPC710 DD3's errata causes such correct scanning - * procedure to hang the system, we have no choice but to introduce this hack - * of knowingly avoiding device numbers > 21 on PCI0, - */ -static int -adir_exclude_device(u_char bus, u_char devfn) -{ - if ((bus == 0) && (PCI_SLOT(devfn) > 21)) - return PCIBIOS_DEVICE_NOT_FOUND; - else - return PCIBIOS_SUCCESSFUL; -} - -void adir_find_bridges(void) -{ - struct pci_controller *hose_a, *hose_b; - - /* Setup PCI32 hose */ - hose_a = pcibios_alloc_controller(); - if (!hose_a) - return; - - hose_a->first_busno = 0; - hose_a->last_busno = 0xff; - hose_a->pci_mem_offset = ADIR_PCI32_MEM_BASE; - hose_a->io_space.start = 0; - hose_a->io_space.end = ADIR_PCI32_VIRT_IO_SIZE - 1; - hose_a->mem_space.start = 0; - hose_a->mem_space.end = ADIR_PCI32_MEM_SIZE - 1; - hose_a->io_resource.start = 0; - hose_a->io_resource.end = ADIR_PCI32_VIRT_IO_SIZE - 1; - hose_a->io_resource.flags = IORESOURCE_IO; - hose_a->mem_resources[0].start = ADIR_PCI32_MEM_BASE; - hose_a->mem_resources[0].end = ADIR_PCI32_MEM_BASE + - ADIR_PCI32_MEM_SIZE - 1; - hose_a->mem_resources[0].flags = IORESOURCE_MEM; - hose_a->io_base_phys = ADIR_PCI32_IO_BASE; - hose_a->io_base_virt = (void *) ADIR_PCI32_VIRT_IO_BASE; - - ppc_md.pci_exclude_device = adir_exclude_device; - setup_indirect_pci(hose_a, ADIR_PCI32_CONFIG_ADDR, - ADIR_PCI32_CONFIG_DATA); - - /* Initialize PCI32 bus registers */ - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(0, 0), - CPC710_BUS_NUMBER, - hose_a->first_busno); - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(0, 0), - CPC710_SUB_BUS_NUMBER, - hose_a->last_busno); - - hose_a->last_busno = pciauto_bus_scan(hose_a, hose_a->first_busno); - - /* Write out correct max subordinate bus number for hose A */ - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(0, 0), - CPC710_SUB_BUS_NUMBER, - hose_a->last_busno); - - /* Setup PCI64 hose */ - hose_b = pcibios_alloc_controller(); - if (!hose_b) - return; - - hose_b->first_busno = hose_a->last_busno + 1; - hose_b->last_busno = 0xff; - hose_b->pci_mem_offset = ADIR_PCI64_MEM_BASE; - hose_b->io_space.start = 0; - hose_b->io_space.end = ADIR_PCI64_VIRT_IO_SIZE - 1; - hose_b->mem_space.start = 0; - hose_b->mem_space.end = ADIR_PCI64_MEM_SIZE - 1; - hose_b->io_resource.start = 0; - hose_b->io_resource.end = ADIR_PCI64_VIRT_IO_SIZE - 1; - hose_b->io_resource.flags = IORESOURCE_IO; - hose_b->mem_resources[0].start = ADIR_PCI64_MEM_BASE; - hose_b->mem_resources[0].end = ADIR_PCI64_MEM_BASE + - ADIR_PCI64_MEM_SIZE - 1; - hose_b->mem_resources[0].flags = IORESOURCE_MEM; - hose_b->io_base_phys = ADIR_PCI64_IO_BASE; - hose_b->io_base_virt = (void *) ADIR_PCI64_VIRT_IO_BASE; - - setup_indirect_pci(hose_b, ADIR_PCI64_CONFIG_ADDR, - ADIR_PCI64_CONFIG_DATA); - - /* Initialize PCI64 bus registers */ - early_write_config_byte(hose_b, - 0, - PCI_DEVFN(0, 0), - CPC710_SUB_BUS_NUMBER, - 0xff); - - early_write_config_byte(hose_b, - 0, - PCI_DEVFN(0, 0), - CPC710_BUS_NUMBER, - hose_b->first_busno); - - hose_b->last_busno = pciauto_bus_scan(hose_b, - hose_b->first_busno); - - /* Write out correct max subordinate bus number for hose B */ - early_write_config_byte(hose_b, - hose_b->first_busno, - PCI_DEVFN(0, 0), - CPC710_SUB_BUS_NUMBER, - hose_b->last_busno); - - ppc_md.pcibios_fixup = NULL; - ppc_md.pcibios_fixup_resources = adir_pcibios_fixup_resources; - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = adir_map_irq; -} diff --git a/arch/ppc/platforms/adir_pic.c b/arch/ppc/platforms/adir_pic.c deleted file mode 100644 index 9947cba52af..00000000000 --- a/arch/ppc/platforms/adir_pic.c +++ /dev/null @@ -1,130 +0,0 @@ -/* - * arch/ppc/platforms/adir_pic.c - * - * Interrupt controller support for SBS Adirondack - * - * By Michael Sokolov <msokolov@ivan.Harhan.ORG> - * based on the K2 and SCM versions by Matt Porter <mporter@mvista.com> - */ - -#include <linux/stddef.h> -#include <linux/init.h> -#include <linux/sched.h> -#include <linux/pci.h> -#include <linux/interrupt.h> - -#include <asm/io.h> -#include <asm/i8259.h> -#include "adir.h" - -static void adir_onboard_pic_enable(unsigned int irq); -static void adir_onboard_pic_disable(unsigned int irq); - -__init static void -adir_onboard_pic_init(void) -{ - volatile u_short *maskreg = (volatile u_short *) ADIR_PROCA_INT_MASK; - - /* Disable all Adirondack onboard interrupts */ - out_be16(maskreg, 0xFFFF); -} - -static int -adir_onboard_pic_get_irq(void) -{ - volatile u_short *statreg = (volatile u_short *) ADIR_PROCA_INT_STAT; - int irq; - u_short int_status, int_test; - - int_status = in_be16(statreg); - for (irq = 0, int_test = 1; irq < 16; irq++, int_test <<= 1) { - if (int_status & int_test) - break; - } - - if (irq == 16) - return -1; - - return (irq+16); -} - -static void -adir_onboard_pic_enable(unsigned int irq) -{ - volatile u_short *maskreg = (volatile u_short *) ADIR_PROCA_INT_MASK; - - /* Change irq to Adirondack onboard native value */ - irq -= 16; - - /* Enable requested irq number */ - out_be16(maskreg, in_be16(maskreg) & ~(1 << irq)); -} - -static void -adir_onboard_pic_disable(unsigned int irq) -{ - volatile u_short *maskreg = (volatile u_short *) ADIR_PROCA_INT_MASK; - - /* Change irq to Adirondack onboard native value */ - irq -= 16; - - /* Disable requested irq number */ - out_be16(maskreg, in_be16(maskreg) | (1 << irq)); -} - -static struct hw_interrupt_type adir_onboard_pic = { - " ADIR PIC ", - NULL, - NULL, - adir_onboard_pic_enable, /* unmask */ - adir_onboard_pic_disable, /* mask */ - adir_onboard_pic_disable, /* mask and ack */ - NULL, - NULL -}; - -static struct irqaction noop_action = { - .handler = no_action, - .flags = SA_INTERRUPT, - .mask = CPU_MASK_NONE, - .name = "82c59 primary cascade", -}; - -/* - * Linux interrupt values are assigned as follows: - * - * 0-15 VT82C686 8259 interrupts - * 16-31 Adirondack CPLD interrupts - */ -__init void -adir_init_IRQ(void) -{ - int i; - - /* Initialize the cascaded 8259's on the VT82C686 */ - for (i=0; i<16; i++) - irq_desc[i].handler = &i8259_pic; - i8259_init(NULL); - - /* Initialize Adirondack CPLD PIC and enable 8259 interrupt cascade */ - for (i=16; i<32; i++) - irq_desc[i].handler = &adir_onboard_pic; - adir_onboard_pic_init(); - - /* Enable 8259 interrupt cascade */ - setup_irq(ADIR_IRQ_VT82C686_INTR, &noop_action); -} - -int -adir_get_irq(struct pt_regs *regs) -{ - int irq; - - if ((irq = adir_onboard_pic_get_irq()) < 0) - return irq; - - if (irq == ADIR_IRQ_VT82C686_INTR) - irq = i8259_irq(regs); - - return irq; -} diff --git a/arch/ppc/platforms/adir_setup.c b/arch/ppc/platforms/adir_setup.c deleted file mode 100644 index 6a6754ee061..00000000000 --- a/arch/ppc/platforms/adir_setup.c +++ /dev/null @@ -1,210 +0,0 @@ -/* - * arch/ppc/platforms/adir_setup.c - * - * Board setup routines for SBS Adirondack - * - * By Michael Sokolov <msokolov@ivan.Harhan.ORG> - * based on the K2 version by Matt Porter <mporter@mvista.com> - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/types.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/ide.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/time.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> - -#include "adir.h" - -extern void adir_init_IRQ(void); -extern int adir_get_irq(struct pt_regs *); -extern void adir_find_bridges(void); -extern unsigned long loops_per_jiffy; - -static unsigned int cpu_750cx[16] = { - 5, 15, 14, 0, 4, 13, 0, 9, 6, 11, 8, 10, 16, 12, 7, 0 -}; - -static int -adir_get_bus_speed(void) -{ - if (!(*((u_char *) ADIR_CLOCK_REG) & ADIR_CLOCK_REG_SEL133)) - return 100000000; - else - return 133333333; -} - -static int -adir_get_cpu_speed(void) -{ - unsigned long hid1; - int cpu_speed; - - hid1 = mfspr(SPRN_HID1) >> 28; - - hid1 = cpu_750cx[hid1]; - - cpu_speed = adir_get_bus_speed()*hid1/2; - return cpu_speed; -} - -static void __init -adir_calibrate_decr(void) -{ - int freq, divisor = 4; - - /* determine processor bus speed */ - freq = adir_get_bus_speed(); - tb_ticks_per_jiffy = freq / HZ / divisor; - tb_to_us = mulhwu_scale_factor(freq/divisor, 1000000); -} - -static int -adir_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: SBS\n"); - seq_printf(m, "machine\t\t: Adirondack\n"); - seq_printf(m, "cpu speed\t: %dMhz\n", adir_get_cpu_speed()/1000000); - seq_printf(m, "bus speed\t: %dMhz\n", adir_get_bus_speed()/1000000); - seq_printf(m, "memory type\t: SDRAM\n"); - - return 0; -} - -extern char cmd_line[]; - -TODC_ALLOC(); - -static void __init -adir_setup_arch(void) -{ - unsigned int cpu; - - /* Setup TODC access */ - TODC_INIT(TODC_TYPE_MC146818, ADIR_NVRAM_RTC_ADDR, 0, - ADIR_NVRAM_RTC_DATA, 8); - - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000/HZ; - - /* Setup PCI host bridges */ - adir_find_bridges(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA1; -#endif - - /* Identify the system */ - printk("System Identification: SBS Adirondack - PowerPC 750CXe @ %d Mhz\n", adir_get_cpu_speed()/1000000); - printk("SBS Adirondack port (C) 2001 SBS Technologies, Inc.\n"); - - /* Identify the CPU manufacturer */ - cpu = mfspr(SPRN_PVR); - printk("CPU manufacturer: IBM [rev=%04x]\n", (cpu & 0xffff)); -} - -static void -adir_restart(char *cmd) -{ - local_irq_disable(); - /* SRR0 has system reset vector, SRR1 has default MSR value */ - /* rfi restores MSR from SRR1 and sets the PC to the SRR0 value */ - __asm__ __volatile__ - ("lis 3,0xfff0\n\t" - "ori 3,3,0x0100\n\t" - "mtspr 26,3\n\t" - "li 3,0\n\t" - "mtspr 27,3\n\t" - "rfi\n\t"); - for(;;); -} - -static void -adir_power_off(void) -{ - for(;;); -} - -static void -adir_halt(void) -{ - adir_restart(NULL); -} - -static unsigned long __init -adir_find_end_of_memory(void) -{ - return boot_mem_size; -} - -static void __init -adir_map_io(void) -{ - io_block_mapping(ADIR_PCI32_VIRT_IO_BASE, ADIR_PCI32_IO_BASE, - ADIR_PCI32_VIRT_IO_SIZE, _PAGE_IO); - io_block_mapping(ADIR_PCI64_VIRT_IO_BASE, ADIR_PCI64_IO_BASE, - ADIR_PCI64_VIRT_IO_SIZE, _PAGE_IO); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - /* - * On the Adirondack we use bi_recs and pass the pointer to them in R3. - */ - parse_bootinfo((struct bi_record *) (r3 + KERNELBASE)); - - /* Remember, isa_io_base is virtual but isa_mem_base is physical! */ - isa_io_base = ADIR_PCI32_VIRT_IO_BASE; - isa_mem_base = ADIR_PCI32_MEM_BASE; - pci_dram_offset = ADIR_PCI_SYS_MEM_BASE; - - ppc_md.setup_arch = adir_setup_arch; - ppc_md.show_cpuinfo = adir_show_cpuinfo; - ppc_md.irq_canonicalize = NULL; - ppc_md.init_IRQ = adir_init_IRQ; - ppc_md.get_irq = adir_get_irq; - ppc_md.init = NULL; - - ppc_md.find_end_of_memory = adir_find_end_of_memory; - ppc_md.setup_io_mappings = adir_map_io; - - ppc_md.restart = adir_restart; - ppc_md.power_off = adir_power_off; - ppc_md.halt = adir_halt; - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.nvram_read_val = todc_mc146818_read_val; - ppc_md.nvram_write_val = todc_mc146818_write_val; - ppc_md.calibrate_decr = adir_calibrate_decr; -} diff --git a/arch/ppc/platforms/apus_pci.c b/arch/ppc/platforms/apus_pci.c deleted file mode 100644 index 33dad6db824..00000000000 --- a/arch/ppc/platforms/apus_pci.c +++ /dev/null @@ -1,208 +0,0 @@ -/* - * Copyright (C) Michel Dänzer <michdaen@iiic.ethz.ch> - * - * APUS PCI routines. - * - * Currently, only B/CVisionPPC cards (Permedia2) are supported. - * - * Thanks to Geert Uytterhoeven for the idea: - * Read values from given config space(s) for the first devices, -1 otherwise - * - */ - -#include <linux/config.h> -#ifdef CONFIG_AMIGA - -#include <linux/kernel.h> -#include <linux/pci.h> -#include <linux/delay.h> -#include <linux/string.h> -#include <linux/init.h> - -#include <asm/io.h> -#include <asm/pci-bridge.h> -#include <asm/machdep.h> - -#include "apus_pci.h" - - -/* These definitions are mostly adapted from pm2fb.c */ - -#undef APUS_PCI_MASTER_DEBUG -#ifdef APUS_PCI_MASTER_DEBUG -#define DPRINTK(a,b...) printk(KERN_DEBUG "apus_pci: %s: " a, __FUNCTION__ , ## b) -#else -#define DPRINTK(a,b...) -#endif - -/* - * The _DEFINITIVE_ memory mapping/unmapping functions. - * This is due to the fact that they're changing soooo often... - */ -#define DEFW() wmb() -#define DEFR() rmb() -#define DEFRW() mb() - -#define DEVNO(d) ((d)>>3) -#define FNNO(d) ((d)&7) - - -extern unsigned long powerup_PCI_present; - -static struct pci_controller *apus_hose; - - -void *pci_io_base(unsigned int bus) -{ - return 0; -} - - -int -apus_pcibios_read_config(struct pci_bus *bus, int devfn, int offset, - int len, u32 *val) -{ - int fnno = FNNO(devfn); - int devno = DEVNO(devfn); - volatile unsigned char *cfg_data; - - if (bus->number > 0 || devno != 1) { - *val = ~0; - return PCIBIOS_DEVICE_NOT_FOUND; - } - /* base address + function offset + offset ^ endianness conversion */ - /* XXX the fnno<<5 bit seems wacky -- paulus */ - cfg_data = apus_hose->cfg_data + (fnno<<5) + (offset ^ (len - 1)); - switch (len) { - case 1: - *val = readb(cfg_data); - break; - case 2: - *val = readw(cfg_data); - break; - default: - *val = readl(cfg_data); - break; - } - - DPRINTK("read b: 0x%x, d: 0x%x, f: 0x%x, o: 0x%x, l: %d, v: 0x%x\n", - bus->number, devfn>>3, devfn&7, offset, len, *val); - return PCIBIOS_SUCCESSFUL; -} - -int -apus_pcibios_write_config(struct pci_bus *bus, int devfn, int offset, - int len, u32 *val) -{ - int fnno = FNNO(devfn); - int devno = DEVNO(devfn); - volatile unsigned char *cfg_data; - - if (bus->number > 0 || devno != 1) { - return PCIBIOS_DEVICE_NOT_FOUND; - } - /* base address + function offset + offset ^ endianness conversion */ - /* XXX the fnno<<5 bit seems wacky -- paulus */ - cfg_data = apus_hose->cfg_data + (fnno<<5) + (offset ^ (len - 1)); - switch (len) { - case 1: - writeb(val, cfg_data); DEFW(); - break; - case 2: - writew(val, cfg_data); DEFW(); - break; - default: - writel(val, cfg_data); DEFW(); - break; - } - - DPRINTK("write b: 0x%x, d: 0x%x, f: 0x%x, o: 0x%x, l: %d, v: 0x%x\n", - bus->number, devfn>>3, devfn&7, offset, len, val); - return PCIBIOS_SUCCESSFUL; -} - -static struct pci_ops apus_pci_ops = { - apus_pcibios_read_config, - apus_pcibios_write_config -}; - -static struct resource pci_mem = { "B/CVisionPPC PCI mem", CVPPC_FB_APERTURE_ONE, CVPPC_PCI_CONFIG, IORESOURCE_MEM }; - -void __init -apus_pcibios_fixup(void) -{ -/* struct pci_dev *dev = pci_find_slot(0, 1<<3); - unsigned int reg, val, offset;*/ - - /* FIXME: interrupt? */ - /*dev->interrupt = xxx;*/ - - request_resource(&iomem_resource, &pci_mem); - printk("%s: PCI mem resource requested\n", __FUNCTION__); -} - -static void __init apus_pcibios_fixup_bus(struct pci_bus *bus) -{ - bus->resource[1] = &pci_mem; -} - - -/* - * This is from pm2fb.c again - * - * Check if PCI (B/CVisionPPC) is available, initialize it and set up - * the pcibios_* pointers - */ - - -void __init -apus_setup_pci_ptrs(void) -{ - if (!powerup_PCI_present) { - DPRINTK("no PCI bridge detected\n"); - return; - } - DPRINTK("Phase5 B/CVisionPPC PCI bridge detected.\n"); - - apus_hose = pcibios_alloc_controller(); - if (!apus_hose) { - printk("apus_pci: Can't allocate PCI controller structure\n"); - return; - } - - if (!(apus_hose->cfg_data = ioremap(CVPPC_PCI_CONFIG, 256))) { - printk("apus_pci: unable to map PCI config region\n"); - return; - } - - if (!(apus_hose->cfg_addr = ioremap(CSPPC_PCI_BRIDGE, 256))) { - printk("apus_pci: unable to map PCI bridge\n"); - return; - } - - writel(CSPPCF_BRIDGE_BIG_ENDIAN, apus_hose->cfg_addr + CSPPC_BRIDGE_ENDIAN); - DEFW(); - - writel(CVPPC_REGS_REGION, apus_hose->cfg_data+ PCI_BASE_ADDRESS_0); - DEFW(); - writel(CVPPC_FB_APERTURE_ONE, apus_hose->cfg_data + PCI_BASE_ADDRESS_1); - DEFW(); - writel(CVPPC_FB_APERTURE_TWO, apus_hose->cfg_data + PCI_BASE_ADDRESS_2); - DEFW(); - writel(CVPPC_ROM_ADDRESS, apus_hose->cfg_data + PCI_ROM_ADDRESS); - DEFW(); - - writel(0xef000000 | PCI_COMMAND_IO | PCI_COMMAND_MEMORY | - PCI_COMMAND_MASTER, apus_hose->cfg_data + PCI_COMMAND); - DEFW(); - - apus_hose->first_busno = 0; - apus_hose->last_busno = 0; - apus_hose->ops = &apus_pci_ops; - ppc_md.pcibios_fixup = apus_pcibios_fixup; - ppc_md.pcibios_fixup_bus = apus_pcibios_fixup_bus; - - return; -} - -#endif /* CONFIG_AMIGA */ diff --git a/arch/ppc/platforms/apus_pci.h b/arch/ppc/platforms/apus_pci.h deleted file mode 100644 index f15974ae018..00000000000 --- a/arch/ppc/platforms/apus_pci.h +++ /dev/null @@ -1,34 +0,0 @@ -/* - * Phase5 CybervisionPPC (TVP4020) definitions for the Permedia2 framebuffer - * driver. - * - * Copyright (c) 1998-1999 Ilario Nardinocchi (nardinoc@CS.UniBO.IT) - * -------------------------------------------------------------------------- - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file README.legal in the main directory of this archive - * for more details. - */ - -#ifndef APUS_PCI_H -#define APUS_PCI_H - - -#define CSPPC_PCI_BRIDGE 0xfffe0000 -#define CSPPC_BRIDGE_ENDIAN 0x0000 -#define CSPPC_BRIDGE_INT 0x0010 - -#define CVPPC_PCI_CONFIG 0xfffc0000 -#define CVPPC_ROM_ADDRESS 0xe2000001 -#define CVPPC_REGS_REGION 0xef000000 -#define CVPPC_FB_APERTURE_ONE 0xe0000000 -#define CVPPC_FB_APERTURE_TWO 0xe1000000 -#define CVPPC_FB_SIZE 0x00800000 - -/* CVPPC_BRIDGE_ENDIAN */ -#define CSPPCF_BRIDGE_BIG_ENDIAN 0x02 - -/* CVPPC_BRIDGE_INT */ -#define CSPPCF_BRIDGE_ACTIVE_INT2 0x01 - - -#endif /* APUS_PCI_H */ diff --git a/arch/ppc/platforms/apus_setup.c b/arch/ppc/platforms/apus_setup.c deleted file mode 100644 index 2f74fde98eb..00000000000 --- a/arch/ppc/platforms/apus_setup.c +++ /dev/null @@ -1,815 +0,0 @@ -/* - * arch/ppc/platforms/apus_setup.c - * - * Copyright (C) 1998, 1999 Jesper Skov - * - * Basically what is needed to replace functionality found in - * arch/m68k allowing Amiga drivers to work under APUS. - * Bits of code and/or ideas from arch/m68k and arch/ppc files. - * - * TODO: - * This file needs a *really* good cleanup. Restructure and optimize. - * Make sure it can be compiled for non-APUS configs. Begin to move - * Amiga specific stuff into mach/amiga. - */ - -#include <linux/config.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/init.h> -#include <linux/initrd.h> -#include <linux/seq_file.h> - -/* Needs INITSERIAL call in head.S! */ -#undef APUS_DEBUG - -#include <asm/bootinfo.h> -#include <asm/setup.h> -#include <asm/amigahw.h> -#include <asm/amigaints.h> -#include <asm/amigappc.h> -#include <asm/pgtable.h> -#include <asm/dma.h> -#include <asm/machdep.h> -#include <asm/time.h> - -unsigned long m68k_machtype; -char debug_device[6] = ""; - -extern void amiga_init_IRQ(void); - -extern void apus_setup_pci_ptrs(void); - -void (*mach_sched_init) (void (*handler)(int, void *, struct pt_regs *)) __initdata = NULL; -/* machine dependent irq functions */ -void (*mach_init_IRQ) (void) __initdata = NULL; -void (*(*mach_default_handler)[]) (int, void *, struct pt_regs *) = NULL; -void (*mach_get_model) (char *model) = NULL; -int (*mach_get_hardware_list) (char *buffer) = NULL; -int (*mach_get_irq_list) (struct seq_file *, void *) = NULL; -void (*mach_process_int) (int, struct pt_regs *) = NULL; -/* machine dependent timer functions */ -unsigned long (*mach_gettimeoffset) (void); -void (*mach_gettod) (int*, int*, int*, int*, int*, int*); -int (*mach_hwclk) (int, struct hwclk_time*) = NULL; -int (*mach_set_clock_mmss) (unsigned long) = NULL; -void (*mach_reset)( void ); -long mach_max_dma_address = 0x00ffffff; /* default set to the lower 16MB */ -#if defined(CONFIG_AMIGA_FLOPPY) -void (*mach_floppy_setup) (char *, int *) __initdata = NULL; -#endif -#ifdef CONFIG_HEARTBEAT -void (*mach_heartbeat) (int) = NULL; -extern void apus_heartbeat (void); -#endif - -extern unsigned long amiga_model; -extern unsigned decrementer_count;/* count value for 1e6/HZ microseconds */ -extern unsigned count_period_num; /* 1 decrementer count equals */ -extern unsigned count_period_den; /* count_period_num / count_period_den us */ - -int num_memory = 0; -struct mem_info memory[NUM_MEMINFO];/* memory description */ -/* FIXME: Duplicate memory data to avoid conflicts with m68k shared code. */ -int m68k_realnum_memory = 0; -struct mem_info m68k_memory[NUM_MEMINFO];/* memory description */ - -struct mem_info ramdisk; - -extern void amiga_floppy_setup(char *, int *); -extern void config_amiga(void); - -static int __60nsram = 0; - -/* for cpuinfo */ -static int __bus_speed = 0; -static int __speed_test_failed = 0; - -/********************************************** COMPILE PROTECTION */ -/* Provide some stubs that links to Amiga specific functions. - * This allows CONFIG_APUS to be removed from generic PPC files while - * preventing link errors for other PPC targets. - */ -unsigned long apus_get_rtc_time(void) -{ -#ifdef CONFIG_APUS - extern unsigned long m68k_get_rtc_time(void); - - return m68k_get_rtc_time (); -#else - return 0; -#endif -} - -int apus_set_rtc_time(unsigned long nowtime) -{ -#ifdef CONFIG_APUS - extern int m68k_set_rtc_time(unsigned long nowtime); - - return m68k_set_rtc_time (nowtime); -#else - return 0; -#endif -} - -/*********************************************************** SETUP */ -/* From arch/m68k/kernel/setup.c. */ -void __init apus_setup_arch(void) -{ -#ifdef CONFIG_APUS - extern char cmd_line[]; - int i; - char *p, *q; - - /* Let m68k-shared code know it should do the Amiga thing. */ - m68k_machtype = MACH_AMIGA; - - /* Parse the command line for arch-specific options. - * For the m68k, this is currently only "debug=xxx" to enable printing - * certain kernel messages to some machine-specific device. */ - for( p = cmd_line; p && *p; ) { - i = 0; - if (!strncmp( p, "debug=", 6 )) { - strlcpy( debug_device, p+6, sizeof(debug_device) ); - if ((q = strchr( debug_device, ' ' ))) *q = 0; - i = 1; - } else if (!strncmp( p, "60nsram", 7 )) { - APUS_WRITE (APUS_REG_WAITSTATE, - REGWAITSTATE_SETRESET - |REGWAITSTATE_PPCR - |REGWAITSTATE_PPCW); - __60nsram = 1; - i = 1; - } - - if (i) { - /* option processed, delete it */ - if ((q = strchr( p, ' ' ))) - strcpy( p, q+1 ); - else - *p = 0; - } else { - if ((p = strchr( p, ' ' ))) ++p; - } - } - - config_amiga(); - -#if 0 /* Enable for logging - also include logging.o in Makefile rule */ - { -#define LOG_SIZE 4096 - void* base; - - /* Throw away some memory - the P5 firmare stomps on top - * of CHIP memory during bootup. - */ - amiga_chip_alloc(0x1000); - - base = amiga_chip_alloc(LOG_SIZE+sizeof(klog_data_t)); - LOG_INIT(base, base+sizeof(klog_data_t), LOG_SIZE); - } -#endif -#endif -} - -int -apus_show_cpuinfo(struct seq_file *m) -{ - extern int __map_without_bats; - extern unsigned long powerup_PCI_present; - - seq_printf(m, "machine\t\t: Amiga\n"); - seq_printf(m, "bus speed\t: %d%s", __bus_speed, - (__speed_test_failed) ? " [failed]\n" : "\n"); - seq_printf(m, "using BATs\t: %s\n", - (__map_without_bats) ? "No" : "Yes"); - seq_printf(m, "ram speed\t: %dns\n", (__60nsram) ? 60 : 70); - seq_printf(m, "PCI bridge\t: %s\n", - (powerup_PCI_present) ? "Yes" : "No"); - return 0; -} - -static void get_current_tb(unsigned long long *time) -{ - __asm __volatile ("1:mftbu 4 \n\t" - " mftb 5 \n\t" - " mftbu 6 \n\t" - " cmpw 4,6 \n\t" - " bne 1b \n\t" - " stw 4,0(%0)\n\t" - " stw 5,4(%0)\n\t" - : - : "r" (time) - : "r4", "r5", "r6"); -} - - -void apus_calibrate_decr(void) -{ -#ifdef CONFIG_APUS - unsigned long freq; - - /* This algorithm for determining the bus speed was - contributed by Ralph Schmidt. */ - unsigned long long start, stop; - int bus_speed; - int speed_test_failed = 0; - - { - unsigned long loop = amiga_eclock / 10; - - get_current_tb (&start); - while (loop--) { - unsigned char tmp; - - tmp = ciaa.pra; - } - get_current_tb (&stop); - } - - bus_speed = (((unsigned long)(stop-start))*10*4) / 1000000; - if (AMI_1200 == amiga_model) - bus_speed /= 2; - - if ((bus_speed >= 47) && (bus_speed < 53)) { - bus_speed = 50; - freq = 12500000; - } else if ((bus_speed >= 57) && (bus_speed < 63)) { - bus_speed = 60; - freq = 15000000; - } else if ((bus_speed >= 63) && (bus_speed < 69)) { - bus_speed = 67; - freq = 16666667; - } else { - printk ("APUS: Unable to determine bus speed (%d). " - "Defaulting to 50MHz", bus_speed); - bus_speed = 50; - freq = 12500000; - speed_test_failed = 1; - } - - /* Ease diagnostics... */ - { - extern int __map_without_bats; - extern unsigned long powerup_PCI_present; - - printk ("APUS: BATs=%d, BUS=%dMHz", - (__map_without_bats) ? 0 : 1, - bus_speed); - if (speed_test_failed) - printk ("[FAILED - please report]"); - - printk (", RAM=%dns, PCI bridge=%d\n", - (__60nsram) ? 60 : 70, - (powerup_PCI_present) ? 1 : 0); - - /* print a bit more if asked politely... */ - if (!(ciaa.pra & 0x40)){ - extern unsigned int bat_addrs[4][3]; - int b; - for (b = 0; b < 4; ++b) { - printk ("APUS: BAT%d ", b); - printk ("%08x-%08x -> %08x\n", - bat_addrs[b][0], - bat_addrs[b][1], - bat_addrs[b][2]); - } - } - - } - - printk("time_init: decrementer frequency = %lu.%.6lu MHz\n", - freq/1000000, freq%1000000); - tb_ticks_per_jiffy = freq / HZ; - tb_to_us = mulhwu_scale_factor(freq, 1000000); - - __bus_speed = bus_speed; - __speed_test_failed = speed_test_failed; -#endif -} - -void arch_gettod(int *year, int *mon, int *day, int *hour, - int *min, int *sec) -{ -#ifdef CONFIG_APUS - if (mach_gettod) - mach_gettod(year, mon, day, hour, min, sec); - else - *year = *mon = *day = *hour = *min = *sec = 0; -#endif -} - -/* for "kbd-reset" cmdline param */ -__init -void kbd_reset_setup(char *str, int *ints) -{ -} - -/*********************************************************** FLOPPY */ -#if defined(CONFIG_AMIGA_FLOPPY) -__init -void floppy_setup(char *str, int *ints) -{ - if (mach_floppy_setup) - mach_floppy_setup (str, ints); -} -#endif - -/*********************************************************** MEMORY */ -#define KMAP_MAX 32 -unsigned long kmap_chunks[KMAP_MAX*3]; -int kmap_chunk_count = 0; - -/* From pgtable.h */ -static __inline__ pte_t *my_find_pte(struct mm_struct *mm,unsigned long va) -{ - pgd_t *dir = 0; - pmd_t *pmd = 0; - pte_t *pte = 0; - - va &= PAGE_MASK; - - dir = pgd_offset( mm, va ); - if (dir) - { - pmd = pmd_offset(dir, va & PAGE_MASK); - if (pmd && pmd_present(*pmd)) - { - pte = pte_offset(pmd, va); - } - } - return pte; -} - - -/* Again simulating an m68k/mm/kmap.c function. */ -void kernel_set_cachemode( unsigned long address, unsigned long size, - unsigned int cmode ) -{ - unsigned long mask, flags; - - switch (cmode) - { - case IOMAP_FULL_CACHING: - mask = ~(_PAGE_NO_CACHE | _PAGE_GUARDED); - flags = 0; - break; - case IOMAP_NOCACHE_SER: - mask = ~0; - flags = (_PAGE_NO_CACHE | _PAGE_GUARDED); - break; - default: - panic ("kernel_set_cachemode() doesn't support mode %d\n", - cmode); - break; - } - - size /= PAGE_SIZE; - address &= PAGE_MASK; - while (size--) - { - pte_t *pte; - - pte = my_find_pte(&init_mm, address); - if ( !pte ) - { - printk("pte NULL in kernel_set_cachemode()\n"); - return; - } - - pte_val (*pte) &= mask; - pte_val (*pte) |= flags; - flush_tlb_page(find_vma(&init_mm,address),address); - - address += PAGE_SIZE; - } -} - -unsigned long mm_ptov (unsigned long paddr) -{ - unsigned long ret; - if (paddr < 16*1024*1024) - ret = ZTWO_VADDR(paddr); - else { - int i; - - for (i = 0; i < kmap_chunk_count;){ - unsigned long phys = kmap_chunks[i++]; - unsigned long size = kmap_chunks[i++]; - unsigned long virt = kmap_chunks[i++]; - if (paddr >= phys - && paddr < (phys + size)){ - ret = virt + paddr - phys; - goto exit; - } - } - - ret = (unsigned long) __va(paddr); - } -exit: -#ifdef DEBUGPV - printk ("PTOV(%lx)=%lx\n", paddr, ret); -#endif - return ret; -} - -int mm_end_of_chunk (unsigned long addr, int len) -{ - if (memory[0].addr + memory[0].size == addr + len) - return 1; - return 0; -} - -/*********************************************************** CACHE */ - -#define L1_CACHE_BYTES 32 -#define MAX_CACHE_SIZE 8192 -void cache_push(__u32 addr, int length) -{ - addr = mm_ptov(addr); - - if (MAX_CACHE_SIZE < length) - length = MAX_CACHE_SIZE; - - while(length > 0){ - __asm ("dcbf 0,%0\n\t" - : : "r" (addr)); - addr += L1_CACHE_BYTES; - length -= L1_CACHE_BYTES; - } - /* Also flush trailing block */ - __asm ("dcbf 0,%0\n\t" - "sync \n\t" - : : "r" (addr)); -} - -void cache_clear(__u32 addr, int length) -{ - if (MAX_CACHE_SIZE < length) - length = MAX_CACHE_SIZE; - - addr = mm_ptov(addr); - - __asm ("dcbf 0,%0\n\t" - "sync \n\t" - "icbi 0,%0 \n\t" - "isync \n\t" - : : "r" (addr)); - - addr += L1_CACHE_BYTES; - length -= L1_CACHE_BYTES; - - while(length > 0){ - __asm ("dcbf 0,%0\n\t" - "sync \n\t" - "icbi 0,%0 \n\t" - "isync \n\t" - : : "r" (addr)); - addr += L1_CACHE_BYTES; - length -= L1_CACHE_BYTES; - } - - __asm ("dcbf 0,%0\n\t" - "sync \n\t" - "icbi 0,%0 \n\t" - "isync \n\t" - : : "r" (addr)); -} - -/****************************************************** from setup.c */ -void -apus_restart(char *cmd) -{ - local_irq_disable(); - - APUS_WRITE(APUS_REG_LOCK, - REGLOCK_BLACKMAGICK1|REGLOCK_BLACKMAGICK2); - APUS_WRITE(APUS_REG_LOCK, - REGLOCK_BLACKMAGICK1|REGLOCK_BLACKMAGICK3); - APUS_WRITE(APUS_REG_LOCK, - REGLOCK_BLACKMAGICK2|REGLOCK_BLACKMAGICK3); - APUS_WRITE(APUS_REG_SHADOW, REGSHADOW_SELFRESET); - APUS_WRITE(APUS_REG_RESET, REGRESET_AMIGARESET); - for(;;); -} - -void -apus_power_off(void) -{ - for (;;); -} - -void -apus_halt(void) -{ - apus_restart(NULL); -} - -/****************************************************** IRQ stuff */ - -static unsigned char last_ipl[8]; - -int apus_get_irq(struct pt_regs* regs) -{ - unsigned char ipl_emu, mask; - unsigned int level; - - APUS_READ(APUS_IPL_EMU, ipl_emu); - level = (ipl_emu >> 3) & IPLEMU_IPLMASK; - mask = IPLEMU_SETRESET|IPLEMU_DISABLEINT|level; - level ^= 7; - - /* Save previous IPL value */ - if (last_ipl[level]) - return -2; - last_ipl[level] = ipl_emu; - - /* Set to current IPL value */ - APUS_WRITE(APUS_IPL_EMU, mask); - APUS_WRITE(APUS_IPL_EMU, IPLEMU_DISABLEINT|level); - - -#ifdef __INTERRUPT_DEBUG - printk("<%d:%d>", level, ~ipl_emu & IPLEMU_IPLMASK); -#endif - return level + IRQ_AMIGA_AUTO; -} - -void apus_end_irq(unsigned int irq) -{ - unsigned char ipl_emu; - unsigned int level = irq - IRQ_AMIGA_AUTO; -#ifdef __INTERRUPT_DEBUG - printk("{%d}", ~last_ipl[level] & IPLEMU_IPLMASK); -#endif - /* Restore IPL to the previous value */ - ipl_emu = last_ipl[level] & IPLEMU_IPLMASK; - APUS_WRITE(APUS_IPL_EMU, IPLEMU_SETRESET|IPLEMU_DISABLEINT|ipl_emu); - last_ipl[level] = 0; - ipl_emu ^= 7; - APUS_WRITE(APUS_IPL_EMU, IPLEMU_DISABLEINT|ipl_emu); -} - -/****************************************************** debugging */ - -/* some serial hardware definitions */ -#define SDR_OVRUN (1<<15) -#define SDR_RBF (1<<14) -#define SDR_TBE (1<<13) -#define SDR_TSRE (1<<12) - -#define AC_SETCLR (1<<15) -#define AC_UARTBRK (1<<11) - -#define SER_DTR (1<<7) -#define SER_RTS (1<<6) -#define SER_DCD (1<<5) -#define SER_CTS (1<<4) -#define SER_DSR (1<<3) - -static __inline__ void ser_RTSon(void) -{ - ciab.pra &= ~SER_RTS; /* active low */ -} - -int __debug_ser_out( unsigned char c ) -{ - custom.serdat = c | 0x100; - mb(); - while (!(custom.serdatr & 0x2000)) - barrier(); - return 1; -} - -unsigned char __debug_ser_in( void ) -{ - unsigned char c; - - /* XXX: is that ok?? derived from amiga_ser.c... */ - while( !(custom.intreqr & IF_RBF) ) - barrier(); - c = custom.serdatr; - /* clear the interrupt, so that another character can be read */ - custom.intreq = IF_RBF; - return c; -} - -int __debug_serinit( void ) -{ - unsigned long flags; - - local_irq_save(flags); - - /* turn off Rx and Tx interrupts */ - custom.intena = IF_RBF | IF_TBE; - - /* clear any pending interrupt */ - custom.intreq = IF_RBF | IF_TBE; - - local_irq_restore(flags); - - /* - * set the appropriate directions for the modem control flags, - * and clear RTS and DTR - */ - ciab.ddra |= (SER_DTR | SER_RTS); /* outputs */ - ciab.ddra &= ~(SER_DCD | SER_CTS | SER_DSR); /* inputs */ - -#ifdef CONFIG_KGDB - /* turn Rx interrupts on for GDB */ - custom.intena = IF_SETCLR | IF_RBF; - ser_RTSon(); -#endif - - return 0; -} - -void __debug_print_hex(unsigned long x) -{ - int i; - char hexchars[] = "0123456789ABCDEF"; - - for (i = 0; i < 8; i++) { - __debug_ser_out(hexchars[(x >> 28) & 15]); - x <<= 4; - } - __debug_ser_out('\n'); - __debug_ser_out('\r'); -} - -void __debug_print_string(char* s) -{ - unsigned char c; - while((c = *s++)) - __debug_ser_out(c); - __debug_ser_out('\n'); - __debug_ser_out('\r'); -} - -static void apus_progress(char *s, unsigned short value) -{ - __debug_print_string(s); -} - -/****************************************************** init */ - -/* The number of spurious interrupts */ -volatile unsigned int num_spurious; - -extern struct irqaction amiga_sys_irqaction[AUTO_IRQS]; - - -extern void amiga_enable_irq(unsigned int irq); -extern void amiga_disable_irq(unsigned int irq); - -struct hw_interrupt_type amiga_sys_irqctrl = { - .typename = "Amiga IPL", - .end = apus_end_irq, -}; - -struct hw_interrupt_type amiga_irqctrl = { - .typename = "Amiga ", - .enable = amiga_enable_irq, - .disable = amiga_disable_irq, -}; - -#define HARDWARE_MAPPED_SIZE (512*1024) -unsigned long __init apus_find_end_of_memory(void) -{ - int shadow = 0; - unsigned long total; - - /* The memory size reported by ADOS excludes the 512KB - reserved for PPC exception registers and possibly 512KB - containing a shadow of the ADOS ROM. */ - { - unsigned long size = memory[0].size; - - /* If 2MB aligned, size was probably user - specified. We can't tell anything about shadowing - in this case so skip shadow assignment. */ - if (0 != (size & 0x1fffff)){ - /* Align to 512KB to ensure correct handling - of both memfile and system specified - sizes. */ - size = ((size+0x0007ffff) & 0xfff80000); - /* If memory is 1MB aligned, assume - shadowing. */ - shadow = !(size & 0x80000); - } - - /* Add the chunk that ADOS does not see. by aligning - the size to the nearest 2MB limit upwards. */ - memory[0].size = ((size+0x001fffff) & 0xffe00000); - } - - ppc_memstart = memory[0].addr; - ppc_memoffset = PAGE_OFFSET - PPC_MEMSTART; - total = memory[0].size; - - /* Remove the memory chunks that are controlled by special - Phase5 hardware. */ - - /* Remove the upper 512KB if it contains a shadow of - the ADOS ROM. FIXME: It might be possible to - disable this shadow HW. Check the booter - (ppc_boot.c) */ - if (shadow) - total -= HARDWARE_MAPPED_SIZE; - - /* Remove the upper 512KB where the PPC exception - vectors are mapped. */ - total -= HARDWARE_MAPPED_SIZE; - - /* Linux/APUS only handles one block of memory -- the one on - the PowerUP board. Other system memory is horrible slow in - comparison. The user can use other memory for swapping - using the z2ram device. */ - return total; -} - -static void __init -apus_map_io(void) -{ - /* Map PPC exception vectors. */ - io_block_mapping(0xfff00000, 0xfff00000, 0x00020000, _PAGE_KERNEL); - /* Map chip and ZorroII memory */ - io_block_mapping(zTwoBase, 0x00000000, 0x01000000, _PAGE_IO); -} - -__init -void apus_init_IRQ(void) -{ - struct irqaction *action; - int i; - -#ifdef CONFIG_PCI - apus_setup_pci_ptrs(); -#endif - - for ( i = 0 ; i < AMI_IRQS; i++ ) { - irq_desc[i].status = IRQ_LEVEL; - if (i < IRQ_AMIGA_AUTO) { - irq_desc[i].handler = &amiga_irqctrl; - } else { - irq_desc[i].handler = &amiga_sys_irqctrl; - action = &amiga_sys_irqaction[i-IRQ_AMIGA_AUTO]; - if (action->name) - setup_irq(i, action); - } - } - - amiga_init_IRQ(); - -} - -__init -void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - extern int parse_bootinfo(const struct bi_record *); - extern char _end[]; - - /* Parse bootinfo. The bootinfo is located right after - the kernel bss */ - parse_bootinfo((const struct bi_record *)&_end); -#ifdef CONFIG_BLK_DEV_INITRD - /* Take care of initrd if we have one. Use data from - bootinfo to avoid the need to initialize PPC - registers when kernel is booted via a PPC reset. */ - if ( ramdisk.addr ) { - initrd_start = (unsigned long) __va(ramdisk.addr); - initrd_end = (unsigned long) - __va(ramdisk.size + ramdisk.addr); - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - ISA_DMA_THRESHOLD = 0x00ffffff; - - ppc_md.setup_arch = apus_setup_arch; - ppc_md.show_cpuinfo = apus_show_cpuinfo; - ppc_md.init_IRQ = apus_init_IRQ; - ppc_md.get_irq = apus_get_irq; - -#ifdef CONFIG_HEARTBEAT - ppc_md.heartbeat = apus_heartbeat; - ppc_md.heartbeat_count = 1; -#endif -#ifdef APUS_DEBUG - __debug_serinit(); - ppc_md.progress = apus_progress; -#endif - ppc_md.init = NULL; - - ppc_md.restart = apus_restart; - ppc_md.power_off = apus_power_off; - ppc_md.halt = apus_halt; - - ppc_md.time_init = NULL; - ppc_md.set_rtc_time = apus_set_rtc_time; - ppc_md.get_rtc_time = apus_get_rtc_time; - ppc_md.calibrate_decr = apus_calibrate_decr; - - ppc_md.find_end_of_memory = apus_find_end_of_memory; - ppc_md.setup_io_mappings = apus_map_io; -} diff --git a/arch/ppc/platforms/bseip.h b/arch/ppc/platforms/bseip.h deleted file mode 100644 index 691f4a52b0a..00000000000 --- a/arch/ppc/platforms/bseip.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * A collection of structures, addresses, and values associated with - * the Bright Star Engineering ip-Engine board. Copied from the MBX stuff. - * - * Copyright (c) 1998 Dan Malek (dmalek@jlc.net) - */ -#ifndef __MACH_BSEIP_DEFS -#define __MACH_BSEIP_DEFS - -#ifndef __ASSEMBLY__ -/* A Board Information structure that is given to a program when - * prom starts it up. - */ -typedef struct bd_info { - unsigned int bi_memstart; /* Memory start address */ - unsigned int bi_memsize; /* Memory (end) size in bytes */ - unsigned int bi_intfreq; /* Internal Freq, in Hz */ - unsigned int bi_busfreq; /* Bus Freq, in Hz */ - unsigned char bi_enetaddr[6]; - unsigned int bi_baudrate; -} bd_t; - -extern bd_t m8xx_board_info; - -/* Memory map is configured by the PROM startup. - * All we need to get started is the IMMR. - */ -#define IMAP_ADDR ((uint)0xff000000) -#define IMAP_SIZE ((uint)(64 * 1024)) -#define PCMCIA_MEM_ADDR ((uint)0x04000000) -#define PCMCIA_MEM_SIZE ((uint)(64 * 1024)) -#endif /* !__ASSEMBLY__ */ - -/* We don't use the 8259. -*/ -#define NR_8259_INTS 0 - -#endif diff --git a/arch/ppc/platforms/ccm.h b/arch/ppc/platforms/ccm.h deleted file mode 100644 index edb87b57383..00000000000 --- a/arch/ppc/platforms/ccm.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - * Siemens Card Controller Module specific definitions - * - * Copyright (C) 2001-2002 Wolfgang Denk (wd@denx.de) - */ - -#ifndef __MACH_CCM_H -#define __MACH_CCM_H - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -#define CCM_IMMR_BASE 0xF0000000 /* phys. addr of IMMR */ -#define CCM_IMAP_SIZE (64 * 1024) /* size of mapped area */ - -#define IMAP_ADDR CCM_IMMR_BASE /* physical base address of IMMR area */ -#define IMAP_SIZE CCM_IMAP_SIZE /* mapped size of IMMR area */ - -#define FEC_INTERRUPT 13 /* = SIU_LEVEL6 */ -#define DEC_INTERRUPT 11 /* = SIU_LEVEL5 */ -#define CPM_INTERRUPT 9 /* = SIU_LEVEL4 */ - -/* We don't use the 8259. -*/ -#define NR_8259_INTS 0 - -#endif /* __MACH_CCM_H */ diff --git a/arch/ppc/platforms/chestnut.c b/arch/ppc/platforms/chestnut.c deleted file mode 100644 index 7786818bd9d..00000000000 --- a/arch/ppc/platforms/chestnut.c +++ /dev/null @@ -1,580 +0,0 @@ -/* - * arch/ppc/platforms/chestnut.c - * - * Board setup routines for IBM Chestnut - * - * Author: <source@mvista.com> - * - * <2004> (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/blkdev.h> -#include <linux/console.h> -#include <linux/root_dev.h> -#include <linux/initrd.h> -#include <linux/delay.h> -#include <linux/seq_file.h> -#include <linux/ide.h> -#include <linux/serial.h> -#include <linux/serial_core.h> -#include <linux/mtd/physmap.h> -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/time.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <linux/irq.h> -#include <asm/hw_irq.h> -#include <asm/machdep.h> -#include <asm/kgdb.h> -#include <asm/bootinfo.h> -#include <asm/mv64x60.h> -#include <platforms/chestnut.h> - -static void __iomem *sram_base; /* Virtual addr of Internal SRAM */ -static void __iomem *cpld_base; /* Virtual addr of CPLD Regs */ - -static mv64x60_handle_t bh; - -extern void gen550_progress(char *, unsigned short); -extern void gen550_init(int, struct uart_port *); -extern void mv64360_pcibios_fixup(mv64x60_handle_t *bh); - -#define BIT(x) (1<<x) -#define CHESTNUT_PRESERVE_MASK (BIT(MV64x60_CPU2DEV_0_WIN) | \ - BIT(MV64x60_CPU2DEV_1_WIN) | \ - BIT(MV64x60_CPU2DEV_2_WIN) | \ - BIT(MV64x60_CPU2DEV_3_WIN) | \ - BIT(MV64x60_CPU2BOOT_WIN)) -/************************************************************************** - * FUNCTION: chestnut_calibrate_decr - * - * DESCRIPTION: initialize decrementer interrupt frequency (used as system - * timer) - * - ****/ -static void __init -chestnut_calibrate_decr(void) -{ - ulong freq; - - freq = CHESTNUT_BUS_SPEED / 4; - - printk("time_init: decrementer frequency = %lu.%.6lu MHz\n", - freq/1000000, freq%1000000); - - tb_ticks_per_jiffy = freq / HZ; - tb_to_us = mulhwu_scale_factor(freq, 1000000); -} - -static int -chestnut_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: IBM\n"); - seq_printf(m, "machine\t\t: 750FX/GX Eval Board (Chestnut/Buckeye)\n"); - - return 0; -} - -/************************************************************************** - * FUNCTION: chestnut_find_end_of_memory - * - * DESCRIPTION: ppc_md memory size callback - * - ****/ -unsigned long __init -chestnut_find_end_of_memory(void) -{ - static int mem_size = 0; - - if (mem_size == 0) { - mem_size = mv64x60_get_mem_size(CONFIG_MV64X60_NEW_BASE, - MV64x60_TYPE_MV64460); - } - return mem_size; -} - -#if defined(CONFIG_SERIAL_8250) -static void __init -chestnut_early_serial_map(void) -{ - struct uart_port port; - - /* Setup serial port access */ - memset(&port, 0, sizeof(port)); - port.uartclk = BASE_BAUD * 16; - port.irq = UART0_INT; - port.flags = STD_COM_FLAGS | UPF_IOREMAP; - port.iotype = SERIAL_IO_MEM; - port.mapbase = CHESTNUT_UART0_IO_BASE; - port.regshift = 0; - - if (early_serial_setup(&port) != 0) - printk("Early serial init of port 0 failed\n"); - - /* Assume early_serial_setup() doesn't modify serial_req */ - port.line = 1; - port.irq = UART1_INT; - port.mapbase = CHESTNUT_UART1_IO_BASE; - - if (early_serial_setup(&port) != 0) - printk("Early serial init of port 1 failed\n"); -} -#endif - -/************************************************************************** - * FUNCTION: chestnut_map_irq - * - * DESCRIPTION: 0 return since PCI IRQs not needed - * - ****/ -static int __init -chestnut_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = { - {CHESTNUT_PCI_SLOT0_IRQ, CHESTNUT_PCI_SLOT0_IRQ, - CHESTNUT_PCI_SLOT0_IRQ, CHESTNUT_PCI_SLOT0_IRQ}, - {CHESTNUT_PCI_SLOT1_IRQ, CHESTNUT_PCI_SLOT1_IRQ, - CHESTNUT_PCI_SLOT1_IRQ, CHESTNUT_PCI_SLOT1_IRQ}, - {CHESTNUT_PCI_SLOT2_IRQ, CHESTNUT_PCI_SLOT2_IRQ, - CHESTNUT_PCI_SLOT2_IRQ, CHESTNUT_PCI_SLOT2_IRQ}, - {CHESTNUT_PCI_SLOT3_IRQ, CHESTNUT_PCI_SLOT3_IRQ, - CHESTNUT_PCI_SLOT3_IRQ, CHESTNUT_PCI_SLOT3_IRQ}, - }; - const long min_idsel = 1, max_idsel = 4, irqs_per_slot = 4; - - return PCI_IRQ_TABLE_LOOKUP; -} - - -/************************************************************************** - * FUNCTION: chestnut_setup_bridge - * - * DESCRIPTION: initalize board-specific settings on the MV64360 - * - ****/ -static void __init -chestnut_setup_bridge(void) -{ - struct mv64x60_setup_info si; - int i; - - if ( ppc_md.progress ) - ppc_md.progress("chestnut_setup_bridge: enter", 0); - - memset(&si, 0, sizeof(si)); - - si.phys_reg_base = CONFIG_MV64X60_NEW_BASE; - - /* setup only PCI bus 0 (bus 1 not used) */ - si.pci_0.enable_bus = 1; - si.pci_0.pci_io.cpu_base = CHESTNUT_PCI0_IO_PROC_ADDR; - si.pci_0.pci_io.pci_base_hi = 0; - si.pci_0.pci_io.pci_base_lo = CHESTNUT_PCI0_IO_PCI_ADDR; - si.pci_0.pci_io.size = CHESTNUT_PCI0_IO_SIZE; - si.pci_0.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; /* no swapping */ - si.pci_0.pci_mem[0].cpu_base = CHESTNUT_PCI0_MEM_PROC_ADDR; - si.pci_0.pci_mem[0].pci_base_hi = CHESTNUT_PCI0_MEM_PCI_HI_ADDR; - si.pci_0.pci_mem[0].pci_base_lo = CHESTNUT_PCI0_MEM_PCI_LO_ADDR; - si.pci_0.pci_mem[0].size = CHESTNUT_PCI0_MEM_SIZE; - si.pci_0.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; /* no swapping */ - si.pci_0.pci_cmd_bits = 0; - si.pci_0.latency_timer = 0x80; - - for (i=0; i<MV64x60_CPU2MEM_WINDOWS; i++) { -#if defined(CONFIG_NOT_COHERENT_CACHE) - si.cpu_prot_options[i] = 0; - si.enet_options[i] = MV64360_ENET2MEM_SNOOP_NONE; - si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_NONE; - si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_NONE; - - si.pci_1.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_NONE | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_128_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES; -#else - si.cpu_prot_options[i] = 0; - si.enet_options[i] = MV64360_ENET2MEM_SNOOP_NONE; /* errata */ - si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_NONE; /* errata */ - si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_NONE; /* errata */ - - si.pci_1.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_WB | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_32_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_32_BYTES; -#endif - } - - /* Lookup host bridge - on CPU 0 - no SMP support */ - if (mv64x60_init(&bh, &si)) { - printk("\n\nPCI Bridge initialization failed!\n"); - } - - pci_dram_offset = 0; - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = chestnut_map_irq; - ppc_md.pci_exclude_device = mv64x60_pci_exclude_device; - - mv64x60_set_bus(&bh, 0, 0); - bh.hose_a->first_busno = 0; - bh.hose_a->last_busno = 0xff; - bh.hose_a->last_busno = pciauto_bus_scan(bh.hose_a, 0); -} - -void __init -chestnut_setup_peripherals(void) -{ - mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN, - CHESTNUT_BOOT_8BIT_BASE, CHESTNUT_BOOT_8BIT_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN, - CHESTNUT_32BIT_BASE, CHESTNUT_32BIT_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN, - CHESTNUT_CPLD_BASE, CHESTNUT_CPLD_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN); - cpld_base = ioremap(CHESTNUT_CPLD_BASE, CHESTNUT_CPLD_SIZE); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_2_WIN, - CHESTNUT_UART_BASE, CHESTNUT_UART_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_2_WIN); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_3_WIN, - CHESTNUT_FRAM_BASE, CHESTNUT_FRAM_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_3_WIN); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN, - CHESTNUT_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN); - -#ifdef CONFIG_NOT_COHERENT_CACHE - mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b0); -#else - mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b2); -#endif - sram_base = ioremap(CHESTNUT_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE); - memset(sram_base, 0, MV64360_SRAM_SIZE); - - /* - * Configure MPP pins for PCI DMA - * - * PCI Slot GNT pin REQ pin - * 0 MPP16 MPP17 - * 1 MPP18 MPP19 - * 2 MPP20 MPP21 - * 3 MPP22 MPP23 - */ - mv64x60_write(&bh, MV64x60_MPP_CNTL_2, - (0x1 << 0) | /* MPPSel16 PCI0_GNT[0] */ - (0x1 << 4) | /* MPPSel17 PCI0_REQ[0] */ - (0x1 << 8) | /* MPPSel18 PCI0_GNT[1] */ - (0x1 << 12) | /* MPPSel19 PCI0_REQ[1] */ - (0x1 << 16) | /* MPPSel20 PCI0_GNT[2] */ - (0x1 << 20) | /* MPPSel21 PCI0_REQ[2] */ - (0x1 << 24) | /* MPPSel22 PCI0_GNT[3] */ - (0x1 << 28)); /* MPPSel23 PCI0_REQ[3] */ - /* - * Set unused MPP pins for output, as per schematic note - * - * Unused Pins: MPP01, MPP02, MPP04, MPP05, MPP06 - * MPP09, MPP10, MPP13, MPP14, MPP15 - */ - mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_0, - (0xf << 4) | /* MPPSel01 GPIO[1] */ - (0xf << 8) | /* MPPSel02 GPIO[2] */ - (0xf << 16) | /* MPPSel04 GPIO[4] */ - (0xf << 20) | /* MPPSel05 GPIO[5] */ - (0xf << 24)); /* MPPSel06 GPIO[6] */ - mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_1, - (0xf << 4) | /* MPPSel09 GPIO[9] */ - (0xf << 8) | /* MPPSel10 GPIO[10] */ - (0xf << 20) | /* MPPSel13 GPIO[13] */ - (0xf << 24) | /* MPPSel14 GPIO[14] */ - (0xf << 28)); /* MPPSel15 GPIO[15] */ - mv64x60_set_bits(&bh, MV64x60_GPP_IO_CNTL, /* Output */ - BIT(1) | BIT(2) | BIT(4) | BIT(5) | BIT(6) | - BIT(9) | BIT(10) | BIT(13) | BIT(14) | BIT(15)); - - /* - * Configure the following MPP pins to indicate a level - * triggered interrupt - * - * MPP24 - Board Reset (just map the MPP & GPP for chestnut_reset) - * MPP25 - UART A (high) - * MPP26 - UART B (high) - * MPP28 - PCI Slot 3 (low) - * MPP29 - PCI Slot 2 (low) - * MPP30 - PCI Slot 1 (low) - * MPP31 - PCI Slot 0 (low) - */ - mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_3, - BIT(3) | BIT(2) | BIT(1) | BIT(0) | /* MPP 24 */ - BIT(7) | BIT(6) | BIT(5) | BIT(4) | /* MPP 25 */ - BIT(11) | BIT(10) | BIT(9) | BIT(8) | /* MPP 26 */ - BIT(19) | BIT(18) | BIT(17) | BIT(16) | /* MPP 28 */ - BIT(23) | BIT(22) | BIT(21) | BIT(20) | /* MPP 29 */ - BIT(27) | BIT(26) | BIT(25) | BIT(24) | /* MPP 30 */ - BIT(31) | BIT(30) | BIT(29) | BIT(28)); /* MPP 31 */ - - /* - * Define GPP 25 (high), 26 (high), 28 (low), 29 (low), 30 (low), - * 31 (low) interrupt polarity input signal and level triggered - */ - mv64x60_clr_bits(&bh, MV64x60_GPP_LEVEL_CNTL, BIT(25) | BIT(26)); - mv64x60_set_bits(&bh, MV64x60_GPP_LEVEL_CNTL, - BIT(28) | BIT(29) | BIT(30) | BIT(31)); - mv64x60_clr_bits(&bh, MV64x60_GPP_IO_CNTL, - BIT(25) | BIT(26) | BIT(28) | BIT(29) | BIT(30) | - BIT(31)); - - /* Config GPP interrupt controller to respond to level trigger */ - mv64x60_set_bits(&bh, MV64360_COMM_ARBITER_CNTL, BIT(10)); - - /* - * Dismiss and then enable interrupt on GPP interrupt cause for CPU #0 - */ - mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, - ~(BIT(25) | BIT(26) | BIT(28) | BIT(29) | BIT(30) | - BIT(31))); - mv64x60_set_bits(&bh, MV64x60_GPP_INTR_MASK, - BIT(25) | BIT(26) | BIT(28) | BIT(29) | BIT(30) | - BIT(31)); - - /* - * Dismiss and then enable interrupt on CPU #0 high cause register - * BIT27 summarizes GPP interrupts 24-31 - */ - mv64x60_set_bits(&bh, MV64360_IC_CPU0_INTR_MASK_HI, BIT(27)); - - if (ppc_md.progress) - ppc_md.progress("chestnut_setup_bridge: exit", 0); -} - -/************************************************************************** - * FUNCTION: chestnut_setup_arch - * - * DESCRIPTION: ppc_md machine configuration callback - * - ****/ -static void __init -chestnut_setup_arch(void) -{ - if (ppc_md.progress) - ppc_md.progress("chestnut_setup_arch: enter", 0); - - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000 / HZ; - - /* if the time base value is greater than bus freq/4 (the TB and - * decrementer tick rate) + signed integer rollover value, we - * can spend a fair amount of time waiting for the rollover to - * happen. To get around this, initialize the time base register - * to a "safe" value. - */ - set_tb(0, 0); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - /* - * Set up the L2CR register. - */ - _set_L2CR(_get_L2CR() | L2CR_L2E); - - chestnut_setup_bridge(); - chestnut_setup_peripherals(); - -#ifdef CONFIG_DUMMY_CONSOLE - conswitchp = &dummy_con; -#endif - -#if defined(CONFIG_SERIAL_8250) - chestnut_early_serial_map(); -#endif - - /* Identify the system */ - printk(KERN_INFO "System Identification: IBM 750FX/GX Eval Board\n"); - printk(KERN_INFO "IBM 750FX/GX port (C) 2004 MontaVista Software, Inc." - " (source@mvista.com)\n"); - - if (ppc_md.progress) - ppc_md.progress("chestnut_setup_arch: exit", 0); -} - -#ifdef CONFIG_MTD_PHYSMAP -static struct mtd_partition ptbl; - -static int __init -chestnut_setup_mtd(void) -{ - memset(&ptbl, 0, sizeof(ptbl)); - - ptbl.name = "User FS"; - ptbl.size = CHESTNUT_32BIT_SIZE; - - physmap_map.size = CHESTNUT_32BIT_SIZE; - physmap_set_partitions(&ptbl, 1); - return 0; -} - -arch_initcall(chestnut_setup_mtd); -#endif - -/************************************************************************** - * FUNCTION: chestnut_restart - * - * DESCRIPTION: ppc_md machine reset callback - * reset the board via the CPLD command register - * - ****/ -static void -chestnut_restart(char *cmd) -{ - volatile ulong i = 10000000; - - local_irq_disable(); - - /* - * Set CPLD Reg 3 bit 0 to 1 to allow MPP signals on reset to work - * - * MPP24 - board reset - */ - writeb(0x1, cpld_base + 3); - - /* GPP pin tied to MPP earlier */ - mv64x60_set_bits(&bh, MV64x60_GPP_VALUE_SET, BIT(24)); - - while (i-- > 0); - panic("restart failed\n"); -} - -static void -chestnut_halt(void) -{ - local_irq_disable(); - for (;;); - /* NOTREACHED */ -} - -static void -chestnut_power_off(void) -{ - chestnut_halt(); - /* NOTREACHED */ -} - -/************************************************************************** - * FUNCTION: chestnut_map_io - * - * DESCRIPTION: configure fixed memory-mapped IO - * - ****/ -static void __init -chestnut_map_io(void) -{ -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) - io_block_mapping(CHESTNUT_UART_BASE, CHESTNUT_UART_BASE, 0x100000, - _PAGE_IO); -#endif -} - -/************************************************************************** - * FUNCTION: chestnut_set_bat - * - * DESCRIPTION: configures a (temporary) bat mapping for early access to - * device I/O - * - ****/ -static __inline__ void -chestnut_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT3U, 0xf0001ffe); - mtspr(SPRN_DBAT3L, 0xf000002a); - mb(); -} - -/************************************************************************** - * FUNCTION: platform_init - * - * DESCRIPTION: main entry point for configuring board-specific machine - * callbacks - * - ****/ -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* Copy the kernel command line arguments to a safe place. */ - - if (r6) { - *(char *) (r7 + KERNELBASE) = 0; - strcpy(cmd_line, (char *) (r6 + KERNELBASE)); - } - - isa_mem_base = 0; - - ppc_md.setup_arch = chestnut_setup_arch; - ppc_md.show_cpuinfo = chestnut_show_cpuinfo; - ppc_md.irq_canonicalize = NULL; - ppc_md.init_IRQ = mv64360_init_irq; - ppc_md.get_irq = mv64360_get_irq; - ppc_md.init = NULL; - - ppc_md.find_end_of_memory = chestnut_find_end_of_memory; - ppc_md.setup_io_mappings = chestnut_map_io; - - ppc_md.restart = chestnut_restart; - ppc_md.power_off = chestnut_power_off; - ppc_md.halt = chestnut_halt; - - ppc_md.time_init = NULL; - ppc_md.set_rtc_time = NULL; - ppc_md.get_rtc_time = NULL; - ppc_md.calibrate_decr = chestnut_calibrate_decr; - - ppc_md.nvram_read_val = NULL; - ppc_md.nvram_write_val = NULL; - - ppc_md.heartbeat = NULL; - - bh.p_base = CONFIG_MV64X60_NEW_BASE; - - chestnut_set_bat(); - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) - ppc_md.progress = gen550_progress; -#endif -#if defined(CONFIG_KGDB) - ppc_md.kgdb_map_scc = gen550_kgdb_map_scc; -#endif - - if (ppc_md.progress) - ppc_md.progress("chestnut_init(): exit", 0); -} diff --git a/arch/ppc/platforms/chestnut.h b/arch/ppc/platforms/chestnut.h deleted file mode 100644 index 0400b2be40a..00000000000 --- a/arch/ppc/platforms/chestnut.h +++ /dev/null @@ -1,129 +0,0 @@ -/* - * arch/ppc/platforms/chestnut.h - * - * Definitions for IBM 750FXGX Eval (Chestnut) - * - * Author: <source@mvista.com> - * - * Based on Artesyn Katana code done by Tim Montgomery <timm@artesyncp.com> - * Based on code done by Rabeeh Khoury - rabeeh@galileo.co.il - * Based on code done by Mark A. Greer <mgreer@mvista.com> - * - * <2004> (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -/* - * This is the CPU physical memory map (windows must be at least 1MB and start - * on a boundary that is a multiple of the window size): - * - * Seems on the IBM 750FXGX Eval board, the MV64460 Registers can be in - * only 2 places per switch U17 0x14000000 or 0xf1000000 easily - chose to - * implement at 0xf1000000 only at this time - * - * 0xfff00000-0xffffffff - 8 Flash - * 0xffe00000-0xffefffff - BOOT SRAM - * 0xffd00000-0xffd00004 - CPLD - * 0xffc00000-0xffc0000f - UART - * 0xffb00000-0xffb07fff - FRAM - * 0xff840000-0xffafffff - *** HOLE *** - * 0xff800000-0xff83ffff - MV64460 Integrated SRAM - * 0xfe000000-0xff8fffff - *** HOLE *** - * 0xfc000000-0xfdffffff - 32bit Flash - * 0xf1010000-0xfbffffff - *** HOLE *** - * 0xf1000000-0xf100ffff - MV64460 Registers - */ - -#ifndef __PPC_PLATFORMS_CHESTNUT_H__ -#define __PPC_PLATFORMS_CHESTNUT_H__ - -#define CHESTNUT_BOOT_8BIT_BASE 0xfff00000 -#define CHESTNUT_BOOT_8BIT_SIZE_ACTUAL (1024*1024) -#define CHESTNUT_BOOT_SRAM_BASE 0xffe00000 -#define CHESTNUT_BOOT_SRAM_SIZE_ACTUAL (1024*1024) -#define CHESTNUT_CPLD_BASE 0xffd00000 -#define CHESTNUT_CPLD_SIZE_ACTUAL 5 -#define CHESTNUT_CPLD_REG3 (CHESTNUT_CPLD_BASE+3) -#define CHESTNUT_UART_BASE 0xffc00000 -#define CHESTNUT_UART_SIZE_ACTUAL 16 -#define CHESTNUT_FRAM_BASE 0xffb00000 -#define CHESTNUT_FRAM_SIZE_ACTUAL (32*1024) -#define CHESTNUT_INTERNAL_SRAM_BASE 0xff800000 -#define CHESTNUT_32BIT_BASE 0xfc000000 -#define CHESTNUT_32BIT_SIZE (32*1024*1024) - -#define CHESTNUT_BOOT_8BIT_SIZE max(MV64360_WINDOW_SIZE_MIN, \ - CHESTNUT_BOOT_8BIT_SIZE_ACTUAL) -#define CHESTNUT_BOOT_SRAM_SIZE max(MV64360_WINDOW_SIZE_MIN, \ - CHESTNUT_BOOT_SRAM_SIZE_ACTUAL) -#define CHESTNUT_CPLD_SIZE max(MV64360_WINDOW_SIZE_MIN, \ - CHESTNUT_CPLD_SIZE_ACTUAL) -#define CHESTNUT_UART_SIZE max(MV64360_WINDOW_SIZE_MIN, \ - CHESTNUT_UART_SIZE_ACTUAL) -#define CHESTNUT_FRAM_SIZE max(MV64360_WINDOW_SIZE_MIN, \ - CHESTNUT_FRAM_SIZE_ACTUAL) - -#define CHESTNUT_BUS_SPEED 200000000 -#define CHESTNUT_PIBS_DATABASE 0xf0000 /* from PIBS src code */ - -#define KATANA_ETH0_PHY_ADDR 12 -#define KATANA_ETH1_PHY_ADDR 11 -#define KATANA_ETH2_PHY_ADDR 4 - -#define CHESTNUT_ETH_TX_QUEUE_SIZE 800 -#define CHESTNUT_ETH_RX_QUEUE_SIZE 400 - -/* - * PCI windows - */ - -#define CHESTNUT_PCI0_MEM_PROC_ADDR 0x80000000 -#define CHESTNUT_PCI0_MEM_PCI_HI_ADDR 0x00000000 -#define CHESTNUT_PCI0_MEM_PCI_LO_ADDR 0x80000000 -#define CHESTNUT_PCI0_MEM_SIZE 0x10000000 -#define CHESTNUT_PCI0_IO_PROC_ADDR 0xa0000000 -#define CHESTNUT_PCI0_IO_PCI_ADDR 0x00000000 -#define CHESTNUT_PCI0_IO_SIZE 0x01000000 - -/* - * Board-specific IRQ info - */ -#define CHESTNUT_PCI_SLOT0_IRQ (64 + 31) -#define CHESTNUT_PCI_SLOT1_IRQ (64 + 30) -#define CHESTNUT_PCI_SLOT2_IRQ (64 + 29) -#define CHESTNUT_PCI_SLOT3_IRQ (64 + 28) - -/* serial port definitions */ -#define CHESTNUT_UART0_IO_BASE (CHESTNUT_UART_BASE + 8) -#define CHESTNUT_UART1_IO_BASE CHESTNUT_UART_BASE - -#define UART0_INT (64 + 25) -#define UART1_INT (64 + 26) - -#ifdef CONFIG_SERIAL_MANY_PORTS -#define RS_TABLE_SIZE 64 -#else -#define RS_TABLE_SIZE 2 -#endif - -/* Rate for the 3.6864 Mhz clock for the onboard serial chip */ -#define BASE_BAUD (3686400 / 16) - -#ifdef CONFIG_SERIAL_DETECT_IRQ -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST|ASYNC_AUTO_IRQ) -#else -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST) -#endif - -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, UART##num##_INT, STD_COM_FLAGS, \ - iomem_base: (u8 *)CHESTNUT_UART##num##_IO_BASE, \ - io_type: SERIAL_IO_MEM}, - -#define SERIAL_PORT_DFNS \ - STD_UART_OP(0) \ - STD_UART_OP(1) - -#endif /* __PPC_PLATFORMS_CHESTNUT_H__ */ diff --git a/arch/ppc/platforms/chrp_pci.c b/arch/ppc/platforms/chrp_pci.c deleted file mode 100644 index 7d3fbb5c5db..00000000000 --- a/arch/ppc/platforms/chrp_pci.c +++ /dev/null @@ -1,309 +0,0 @@ -/* - * CHRP pci routines. - */ - -#include <linux/config.h> -#include <linux/kernel.h> -#include <linux/pci.h> -#include <linux/delay.h> -#include <linux/string.h> -#include <linux/init.h> -#include <linux/ide.h> - -#include <asm/io.h> -#include <asm/pgtable.h> -#include <asm/irq.h> -#include <asm/hydra.h> -#include <asm/prom.h> -#include <asm/gg2.h> -#include <asm/machdep.h> -#include <asm/sections.h> -#include <asm/pci-bridge.h> -#include <asm/open_pic.h> - -/* LongTrail */ -void __iomem *gg2_pci_config_base; - -/* - * The VLSI Golden Gate II has only 512K of PCI configuration space, so we - * limit the bus number to 3 bits - */ - -int __chrp gg2_read_config(struct pci_bus *bus, unsigned int devfn, int off, - int len, u32 *val) -{ - volatile void __iomem *cfg_data; - struct pci_controller *hose = bus->sysdata; - - if (bus->number > 7) - return PCIBIOS_DEVICE_NOT_FOUND; - /* - * Note: the caller has already checked that off is - * suitably aligned and that len is 1, 2 or 4. - */ - cfg_data = hose->cfg_data + ((bus->number<<16) | (devfn<<8) | off); - switch (len) { - case 1: - *val = in_8(cfg_data); - break; - case 2: - *val = in_le16(cfg_data); - break; - default: - *val = in_le32(cfg_data); - break; - } - return PCIBIOS_SUCCESSFUL; -} - -int __chrp gg2_write_config(struct pci_bus *bus, unsigned int devfn, int off, - int len, u32 val) -{ - volatile void __iomem *cfg_data; - struct pci_controller *hose = bus->sysdata; - - if (bus->number > 7) - return PCIBIOS_DEVICE_NOT_FOUND; - /* - * Note: the caller has already checked that off is - * suitably aligned and that len is 1, 2 or 4. - */ - cfg_data = hose->cfg_data + ((bus->number<<16) | (devfn<<8) | off); - switch (len) { - case 1: - out_8(cfg_data, val); - break; - case 2: - out_le16(cfg_data, val); - break; - default: - out_le32(cfg_data, val); - break; - } - return PCIBIOS_SUCCESSFUL; -} - -static struct pci_ops gg2_pci_ops = -{ - gg2_read_config, - gg2_write_config -}; - -/* - * Access functions for PCI config space using RTAS calls. - */ -int __chrp -rtas_read_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 *val) -{ - struct pci_controller *hose = bus->sysdata; - unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8) - | (((bus->number - hose->first_busno) & 0xff) << 16) - | (hose->index << 24); - unsigned long ret = ~0UL; - int rval; - - rval = call_rtas("read-pci-config", 2, 2, &ret, addr, len); - *val = ret; - return rval? PCIBIOS_DEVICE_NOT_FOUND: PCIBIOS_SUCCESSFUL; -} - -int __chrp -rtas_write_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 val) -{ - struct pci_controller *hose = bus->sysdata; - unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8) - | (((bus->number - hose->first_busno) & 0xff) << 16) - | (hose->index << 24); - int rval; - - rval = call_rtas("write-pci-config", 3, 1, NULL, addr, len, val); - return rval? PCIBIOS_DEVICE_NOT_FOUND: PCIBIOS_SUCCESSFUL; -} - -static struct pci_ops rtas_pci_ops = -{ - rtas_read_config, - rtas_write_config -}; - -volatile struct Hydra __iomem *Hydra = NULL; - -int __init -hydra_init(void) -{ - struct device_node *np; - - np = find_devices("mac-io"); - if (np == NULL || np->n_addrs == 0) - return 0; - Hydra = ioremap(np->addrs[0].address, np->addrs[0].size); - printk("Hydra Mac I/O at %x\n", np->addrs[0].address); - printk("Hydra Feature_Control was %x", - in_le32(&Hydra->Feature_Control)); - out_le32(&Hydra->Feature_Control, (HYDRA_FC_SCC_CELL_EN | - HYDRA_FC_SCSI_CELL_EN | - HYDRA_FC_SCCA_ENABLE | - HYDRA_FC_SCCB_ENABLE | - HYDRA_FC_ARB_BYPASS | - HYDRA_FC_MPIC_ENABLE | - HYDRA_FC_SLOW_SCC_PCLK | - HYDRA_FC_MPIC_IS_MASTER)); - printk(", now %x\n", in_le32(&Hydra->Feature_Control)); - return 1; -} - -void __init -chrp_pcibios_fixup(void) -{ - struct pci_dev *dev = NULL; - struct device_node *np; - - /* PCI interrupts are controlled by the OpenPIC */ - for_each_pci_dev(dev) { - np = pci_device_to_OF_node(dev); - if ((np != 0) && (np->n_intrs > 0) && (np->intrs[0].line != 0)) - dev->irq = np->intrs[0].line; - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); - } -} - -#define PRG_CL_RESET_VALID 0x00010000 - -static void __init -setup_python(struct pci_controller *hose, struct device_node *dev) -{ - u32 __iomem *reg; - u32 val; - unsigned long addr = dev->addrs[0].address; - - setup_indirect_pci(hose, addr + 0xf8000, addr + 0xf8010); - - /* Clear the magic go-slow bit */ - reg = ioremap(dev->addrs[0].address + 0xf6000, 0x40); - val = in_be32(®[12]); - if (val & PRG_CL_RESET_VALID) { - out_be32(®[12], val & ~PRG_CL_RESET_VALID); - in_be32(®[12]); - } - iounmap(reg); -} - -/* Marvell Discovery II based Pegasos 2 */ -static void __init setup_peg2(struct pci_controller *hose, struct device_node *dev) -{ - struct device_node *root = find_path_device("/"); - struct device_node *rtas; - - rtas = of_find_node_by_name (root, "rtas"); - if (rtas) { - hose->ops = &rtas_pci_ops; - } else { - printk ("RTAS supporting Pegasos OF not found, please upgrade" - " your firmware\n"); - } - pci_assign_all_busses = 1; -} - -void __init -chrp_find_bridges(void) -{ - struct device_node *dev; - int *bus_range; - int len, index = -1; - struct pci_controller *hose; - unsigned int *dma; - char *model, *machine; - int is_longtrail = 0, is_mot = 0, is_pegasos = 0; - struct device_node *root = find_path_device("/"); - - /* - * The PCI host bridge nodes on some machines don't have - * properties to adequately identify them, so we have to - * look at what sort of machine this is as well. - */ - machine = get_property(root, "model", NULL); - if (machine != NULL) { - is_longtrail = strncmp(machine, "IBM,LongTrail", 13) == 0; - is_mot = strncmp(machine, "MOT", 3) == 0; - if (strncmp(machine, "Pegasos2", 8) == 0) - is_pegasos = 2; - else if (strncmp(machine, "Pegasos", 7) == 0) - is_pegasos = 1; - } - for (dev = root->child; dev != NULL; dev = dev->sibling) { - if (dev->type == NULL || strcmp(dev->type, "pci") != 0) - continue; - ++index; - /* The GG2 bridge on the LongTrail doesn't have an address */ - if (dev->n_addrs < 1 && !is_longtrail) { - printk(KERN_WARNING "Can't use %s: no address\n", - dev->full_name); - continue; - } - bus_range = (int *) get_property(dev, "bus-range", &len); - if (bus_range == NULL || len < 2 * sizeof(int)) { - printk(KERN_WARNING "Can't get bus-range for %s\n", - dev->full_name); - continue; - } - if (bus_range[1] == bus_range[0]) - printk(KERN_INFO "PCI bus %d", bus_range[0]); - else - printk(KERN_INFO "PCI buses %d..%d", - bus_range[0], bus_range[1]); - printk(" controlled by %s", dev->type); - if (dev->n_addrs > 0) - printk(" at %x", dev->addrs[0].address); - printk("\n"); - - hose = pcibios_alloc_controller(); - if (!hose) { - printk("Can't allocate PCI controller structure for %s\n", - dev->full_name); - continue; - } - hose->arch_data = dev; - hose->first_busno = bus_range[0]; - hose->last_busno = bus_range[1]; - - model = get_property(dev, "model", NULL); - if (model == NULL) - model = "<none>"; - if (device_is_compatible(dev, "IBM,python")) { - setup_python(hose, dev); - } else if (is_mot - || strncmp(model, "Motorola, Grackle", 17) == 0) { - setup_grackle(hose); - } else if (is_longtrail) { - void __iomem *p = ioremap(GG2_PCI_CONFIG_BASE, 0x80000); - hose->ops = &gg2_pci_ops; - hose->cfg_data = p; - gg2_pci_config_base = p; - } else if (is_pegasos == 1) { - setup_indirect_pci(hose, 0xfec00cf8, 0xfee00cfc); - } else if (is_pegasos == 2) { - setup_peg2(hose, dev); - } else { - printk("No methods for %s (model %s), using RTAS\n", - dev->full_name, model); - hose->ops = &rtas_pci_ops; - } - - pci_process_bridge_OF_ranges(hose, dev, index == 0); - - /* check the first bridge for a property that we can - use to set pci_dram_offset */ - dma = (unsigned int *) - get_property(dev, "ibm,dma-ranges", &len); - if (index == 0 && dma != NULL && len >= 6 * sizeof(*dma)) { - pci_dram_offset = dma[2] - dma[3]; - printk("pci_dram_offset = %lx\n", pci_dram_offset); - } - } - - /* Do not fixup interrupts from OF tree on pegasos */ - if (is_pegasos == 0) - ppc_md.pcibios_fixup = chrp_pcibios_fixup; -} diff --git a/arch/ppc/platforms/chrp_pegasos_eth.c b/arch/ppc/platforms/chrp_pegasos_eth.c deleted file mode 100644 index cad5bfa153b..00000000000 --- a/arch/ppc/platforms/chrp_pegasos_eth.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * arch/ppc/platforms/chrp_pegasos_eth.c - * - * Copyright (C) 2005 Sven Luther <sl@bplan-gmbh.de> - * Thanks to : - * Dale Farnsworth <dale@farnsworth.org> - * Mark A. Greer <mgreer@mvista.com> - * Nicolas DET <nd@bplan-gmbh.de> - * Benjamin Herrenschmidt <benh@kernel.crashing.org> - * And anyone else who helped me on this. - */ - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/device.h> -#include <linux/mv643xx.h> -#include <linux/pci.h> - -/* Pegasos 2 specific Marvell MV 64361 gigabit ethernet port setup */ -static struct resource mv643xx_eth_shared_resources[] = { - [0] = { - .name = "ethernet shared base", - .start = 0xf1000000 + MV643XX_ETH_SHARED_REGS, - .end = 0xf1000000 + MV643XX_ETH_SHARED_REGS + - MV643XX_ETH_SHARED_REGS_SIZE - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device mv643xx_eth_shared_device = { - .name = MV643XX_ETH_SHARED_NAME, - .id = 0, - .num_resources = ARRAY_SIZE(mv643xx_eth_shared_resources), - .resource = mv643xx_eth_shared_resources, -}; - -static struct resource mv643xx_eth0_resources[] = { - [0] = { - .name = "eth0 irq", - .start = 9, - .end = 9, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct mv643xx_eth_platform_data eth0_pd; - -static struct platform_device eth0_device = { - .name = MV643XX_ETH_NAME, - .id = 0, - .num_resources = ARRAY_SIZE(mv643xx_eth0_resources), - .resource = mv643xx_eth0_resources, - .dev = { - .platform_data = ð0_pd, - }, -}; - -static struct resource mv643xx_eth1_resources[] = { - [0] = { - .name = "eth1 irq", - .start = 9, - .end = 9, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct mv643xx_eth_platform_data eth1_pd; - -static struct platform_device eth1_device = { - .name = MV643XX_ETH_NAME, - .id = 1, - .num_resources = ARRAY_SIZE(mv643xx_eth1_resources), - .resource = mv643xx_eth1_resources, - .dev = { - .platform_data = ð1_pd, - }, -}; - -static struct platform_device *mv643xx_eth_pd_devs[] __initdata = { - &mv643xx_eth_shared_device, - ð0_device, - ð1_device, -}; - - -int -mv643xx_eth_add_pds(void) -{ - int ret = 0; - static struct pci_device_id pci_marvell_mv64360[] = { - { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, PCI_DEVICE_ID_MARVELL_MV64360) }, - { } - }; - - if (pci_dev_present(pci_marvell_mv64360)) { - ret = platform_add_devices(mv643xx_eth_pd_devs, ARRAY_SIZE(mv643xx_eth_pd_devs)); - } - return ret; -} -device_initcall(mv643xx_eth_add_pds); diff --git a/arch/ppc/platforms/chrp_setup.c b/arch/ppc/platforms/chrp_setup.c deleted file mode 100644 index 57f29ab29bd..00000000000 --- a/arch/ppc/platforms/chrp_setup.c +++ /dev/null @@ -1,615 +0,0 @@ -/* - * arch/ppc/platforms/setup.c - * - * Copyright (C) 1995 Linus Torvalds - * Adapted from 'alpha' version by Gary Thomas - * Modified by Cort Dougan (cort@cs.nmt.edu) - */ - -/* - * bootup setup stuff.. - */ - -#include <linux/config.h> -#include <linux/errno.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/stddef.h> -#include <linux/unistd.h> -#include <linux/ptrace.h> -#include <linux/slab.h> -#include <linux/user.h> -#include <linux/a.out.h> -#include <linux/tty.h> -#include <linux/major.h> -#include <linux/interrupt.h> -#include <linux/reboot.h> -#include <linux/init.h> -#include <linux/pci.h> -#include <linux/version.h> -#include <linux/adb.h> -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/ide.h> -#include <linux/irq.h> -#include <linux/console.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/initrd.h> -#include <linux/module.h> - -#include <asm/io.h> -#include <asm/pgtable.h> -#include <asm/prom.h> -#include <asm/gg2.h> -#include <asm/pci-bridge.h> -#include <asm/dma.h> -#include <asm/machdep.h> -#include <asm/irq.h> -#include <asm/hydra.h> -#include <asm/sections.h> -#include <asm/time.h> -#include <asm/btext.h> -#include <asm/i8259.h> -#include <asm/open_pic.h> -#include <asm/xmon.h> - -unsigned long chrp_get_rtc_time(void); -int chrp_set_rtc_time(unsigned long nowtime); -void chrp_calibrate_decr(void); -long chrp_time_init(void); - -void chrp_find_bridges(void); -void chrp_event_scan(void); -void rtas_display_progress(char *, unsigned short); -void rtas_indicator_progress(char *, unsigned short); -void btext_progress(char *, unsigned short); - -extern unsigned long pmac_find_end_of_memory(void); -extern int of_show_percpuinfo(struct seq_file *, int); - -int _chrp_type; -EXPORT_SYMBOL(_chrp_type); - -/* - * XXX this should be in xmon.h, but putting it there means xmon.h - * has to include <linux/interrupt.h> (to get irqreturn_t), which - * causes all sorts of problems. -- paulus - */ -extern irqreturn_t xmon_irq(int, void *, struct pt_regs *); - -extern dev_t boot_dev; - -extern PTE *Hash, *Hash_end; -extern unsigned long Hash_size, Hash_mask; -extern int probingmem; -extern unsigned long loops_per_jiffy; -static int max_width; - -#ifdef CONFIG_SMP -extern struct smp_ops_t chrp_smp_ops; -#endif - -static const char *gg2_memtypes[4] = { - "FPM", "SDRAM", "EDO", "BEDO" -}; -static const char *gg2_cachesizes[4] = { - "256 KB", "512 KB", "1 MB", "Reserved" -}; -static const char *gg2_cachetypes[4] = { - "Asynchronous", "Reserved", "Flow-Through Synchronous", - "Pipelined Synchronous" -}; -static const char *gg2_cachemodes[4] = { - "Disabled", "Write-Through", "Copy-Back", "Transparent Mode" -}; - -int __chrp -chrp_show_cpuinfo(struct seq_file *m) -{ - int i, sdramen; - unsigned int t; - struct device_node *root; - const char *model = ""; - - root = find_path_device("/"); - if (root) - model = get_property(root, "model", NULL); - seq_printf(m, "machine\t\t: CHRP %s\n", model); - - /* longtrail (goldengate) stuff */ - if (!strncmp(model, "IBM,LongTrail", 13)) { - /* VLSI VAS96011/12 `Golden Gate 2' */ - /* Memory banks */ - sdramen = (in_le32(gg2_pci_config_base + GG2_PCI_DRAM_CTRL) - >>31) & 1; - for (i = 0; i < (sdramen ? 4 : 6); i++) { - t = in_le32(gg2_pci_config_base+ - GG2_PCI_DRAM_BANK0+ - i*4); - if (!(t & 1)) - continue; - switch ((t>>8) & 0x1f) { - case 0x1f: - model = "4 MB"; - break; - case 0x1e: - model = "8 MB"; - break; - case 0x1c: - model = "16 MB"; - break; - case 0x18: - model = "32 MB"; - break; - case 0x10: - model = "64 MB"; - break; - case 0x00: - model = "128 MB"; - break; - default: - model = "Reserved"; - break; - } - seq_printf(m, "memory bank %d\t: %s %s\n", i, model, - gg2_memtypes[sdramen ? 1 : ((t>>1) & 3)]); - } - /* L2 cache */ - t = in_le32(gg2_pci_config_base+GG2_PCI_CC_CTRL); - seq_printf(m, "board l2\t: %s %s (%s)\n", - gg2_cachesizes[(t>>7) & 3], - gg2_cachetypes[(t>>2) & 3], - gg2_cachemodes[t & 3]); - } - return 0; -} - -/* - * Fixes for the National Semiconductor PC78308VUL SuperI/O - * - * Some versions of Open Firmware incorrectly initialize the IRQ settings - * for keyboard and mouse - */ -static inline void __init sio_write(u8 val, u8 index) -{ - outb(index, 0x15c); - outb(val, 0x15d); -} - -static inline u8 __init sio_read(u8 index) -{ - outb(index, 0x15c); - return inb(0x15d); -} - -static void __init sio_fixup_irq(const char *name, u8 device, u8 level, - u8 type) -{ - u8 level0, type0, active; - - /* select logical device */ - sio_write(device, 0x07); - active = sio_read(0x30); - level0 = sio_read(0x70); - type0 = sio_read(0x71); - if (level0 != level || type0 != type || !active) { - printk(KERN_WARNING "sio: %s irq level %d, type %d, %sactive: " - "remapping to level %d, type %d, active\n", - name, level0, type0, !active ? "in" : "", level, type); - sio_write(0x01, 0x30); - sio_write(level, 0x70); - sio_write(type, 0x71); - } -} - -static void __init sio_init(void) -{ - struct device_node *root; - - if ((root = find_path_device("/")) && - !strncmp(get_property(root, "model", NULL), "IBM,LongTrail", 13)) { - /* logical device 0 (KBC/Keyboard) */ - sio_fixup_irq("keyboard", 0, 1, 2); - /* select logical device 1 (KBC/Mouse) */ - sio_fixup_irq("mouse", 1, 12, 2); - } -} - - -static void __init pegasos_set_l2cr(void) -{ - struct device_node *np; - - /* On Pegasos, enable the l2 cache if needed, as the OF forgets it */ - if (_chrp_type != _CHRP_Pegasos) - return; - - /* Enable L2 cache if needed */ - np = find_type_devices("cpu"); - if (np != NULL) { - unsigned int *l2cr = (unsigned int *) - get_property (np, "l2cr", NULL); - if (l2cr == NULL) { - printk ("Pegasos l2cr : no cpu l2cr property found\n"); - return; - } - if (!((*l2cr) & 0x80000000)) { - printk ("Pegasos l2cr : L2 cache was not active, " - "activating\n"); - _set_L2CR(0); - _set_L2CR((*l2cr) | 0x80000000); - } - } -} - -void __init chrp_setup_arch(void) -{ - struct device_node *device; - - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000/HZ; - -#ifdef CONFIG_BLK_DEV_INITRD - /* this is fine for chrp */ - initrd_below_start_ok = 1; - - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif - ROOT_DEV = Root_SDA2; /* sda2 (sda1 is for the kernel) */ - - /* On pegasos, enable the L2 cache if not already done by OF */ - pegasos_set_l2cr(); - - /* Lookup PCI host bridges */ - chrp_find_bridges(); - -#ifndef CONFIG_PPC64BRIDGE - /* - * Temporary fixes for PCI devices. - * -- Geert - */ - hydra_init(); /* Mac I/O */ - -#endif /* CONFIG_PPC64BRIDGE */ - - /* - * Fix the Super I/O configuration - */ - sio_init(); - - /* Get the event scan rate for the rtas so we know how - * often it expects a heartbeat. -- Cort - */ - if ( rtas_data ) { - struct property *p; - device = find_devices("rtas"); - for ( p = device->properties; - p && strncmp(p->name, "rtas-event-scan-rate", 20); - p = p->next ) - /* nothing */ ; - if ( p && *(unsigned long *)p->value ) { - ppc_md.heartbeat = chrp_event_scan; - ppc_md.heartbeat_reset = (HZ/(*(unsigned long *)p->value)*30)-1; - ppc_md.heartbeat_count = 1; - printk("RTAS Event Scan Rate: %lu (%lu jiffies)\n", - *(unsigned long *)p->value, ppc_md.heartbeat_reset ); - } - } - - pci_create_OF_bus_map(); -} - -void __chrp -chrp_event_scan(void) -{ - unsigned char log[1024]; - unsigned long ret = 0; - /* XXX: we should loop until the hardware says no more error logs -- Cort */ - call_rtas( "event-scan", 4, 1, &ret, 0xffffffff, 0, - __pa(log), 1024 ); - ppc_md.heartbeat_count = ppc_md.heartbeat_reset; -} - -void __chrp -chrp_restart(char *cmd) -{ - printk("RTAS system-reboot returned %d\n", - call_rtas("system-reboot", 0, 1, NULL)); - for (;;); -} - -void __chrp -chrp_power_off(void) -{ - /* allow power on only with power button press */ - printk("RTAS power-off returned %d\n", - call_rtas("power-off", 2, 1, NULL,0xffffffff,0xffffffff)); - for (;;); -} - -void __chrp -chrp_halt(void) -{ - chrp_power_off(); -} - -u_int __chrp -chrp_irq_canonicalize(u_int irq) -{ - if (irq == 2) - return 9; - return irq; -} - -/* - * Finds the open-pic node and sets OpenPIC_Addr based on its reg property. - * Then checks if it has an interrupt-ranges property. If it does then - * we have a distributed open-pic, so call openpic_set_sources to tell - * the openpic code where to find the interrupt source registers. - */ -static void __init chrp_find_openpic(void) -{ - struct device_node *np; - int len, i; - unsigned int *iranges; - void __iomem *isu; - - np = find_type_devices("open-pic"); - if (np == NULL || np->n_addrs == 0) - return; - printk(KERN_INFO "OpenPIC at %x (size %x)\n", - np->addrs[0].address, np->addrs[0].size); - OpenPIC_Addr = ioremap(np->addrs[0].address, 0x40000); - if (OpenPIC_Addr == NULL) { - printk(KERN_ERR "Failed to map OpenPIC!\n"); - return; - } - - iranges = (unsigned int *) get_property(np, "interrupt-ranges", &len); - if (iranges == NULL || len < 2 * sizeof(unsigned int)) - return; /* not distributed */ - - /* - * The first pair of cells in interrupt-ranges refers to the - * IDU; subsequent pairs refer to the ISUs. - */ - len /= 2 * sizeof(unsigned int); - if (np->n_addrs < len) { - printk(KERN_ERR "Insufficient addresses for distributed" - " OpenPIC (%d < %d)\n", np->n_addrs, len); - return; - } - if (iranges[1] != 0) { - printk(KERN_INFO "OpenPIC irqs %d..%d in IDU\n", - iranges[0], iranges[0] + iranges[1] - 1); - openpic_set_sources(iranges[0], iranges[1], NULL); - } - for (i = 1; i < len; ++i) { - iranges += 2; - printk(KERN_INFO "OpenPIC irqs %d..%d in ISU at %x (%x)\n", - iranges[0], iranges[0] + iranges[1] - 1, - np->addrs[i].address, np->addrs[i].size); - isu = ioremap(np->addrs[i].address, np->addrs[i].size); - if (isu != NULL) - openpic_set_sources(iranges[0], iranges[1], isu); - else - printk(KERN_ERR "Failed to map OpenPIC ISU at %x!\n", - np->addrs[i].address); - } -} - -#if defined(CONFIG_VT) && defined(CONFIG_INPUT_ADBHID) && defined(XMON) -static struct irqaction xmon_irqaction = { - .handler = xmon_irq, - .mask = CPU_MASK_NONE, - .name = "XMON break", -}; -#endif - -void __init chrp_init_IRQ(void) -{ - struct device_node *np; - int i; - unsigned long chrp_int_ack = 0; - unsigned char init_senses[NR_IRQS - NUM_8259_INTERRUPTS]; -#if defined(CONFIG_VT) && defined(CONFIG_INPUT_ADBHID) && defined(XMON) - struct device_node *kbd; -#endif - - for (np = find_devices("pci"); np != NULL; np = np->next) { - unsigned int *addrp = (unsigned int *) - get_property(np, "8259-interrupt-acknowledge", NULL); - - if (addrp == NULL) - continue; - chrp_int_ack = addrp[prom_n_addr_cells(np)-1]; - break; - } - if (np == NULL) - printk(KERN_ERR "Cannot find PCI interrupt acknowledge address\n"); - - chrp_find_openpic(); - - if (OpenPIC_Addr) { - prom_get_irq_senses(init_senses, NUM_8259_INTERRUPTS, NR_IRQS); - OpenPIC_InitSenses = init_senses; - OpenPIC_NumInitSenses = NR_IRQS - NUM_8259_INTERRUPTS; - - openpic_init(NUM_8259_INTERRUPTS); - /* We have a cascade on OpenPIC IRQ 0, Linux IRQ 16 */ - openpic_hookup_cascade(NUM_8259_INTERRUPTS, "82c59 cascade", - i8259_irq); - - } - for (i = 0; i < NUM_8259_INTERRUPTS; i++) - irq_desc[i].handler = &i8259_pic; - i8259_init(chrp_int_ack); - -#if defined(CONFIG_VT) && defined(CONFIG_INPUT_ADBHID) && defined(XMON) - /* see if there is a keyboard in the device tree - with a parent of type "adb" */ - for (kbd = find_devices("keyboard"); kbd; kbd = kbd->next) - if (kbd->parent && kbd->parent->type - && strcmp(kbd->parent->type, "adb") == 0) - break; - if (kbd) - setup_irq(HYDRA_INT_ADB_NMI, &xmon_irqaction); -#endif -} - -void __init -chrp_init2(void) -{ -#ifdef CONFIG_NVRAM -// XX replace this in a more saner way -// pmac_nvram_init(); -#endif - - request_region(0x20,0x20,"pic1"); - request_region(0xa0,0x20,"pic2"); - request_region(0x00,0x20,"dma1"); - request_region(0x40,0x20,"timer"); - request_region(0x80,0x10,"dma page reg"); - request_region(0xc0,0x20,"dma2"); - - if (ppc_md.progress) - ppc_md.progress(" Have fun! ", 0x7777); -} - -void __init -chrp_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - struct device_node *root = find_path_device ("/"); - char *machine = NULL; - -#ifdef CONFIG_BLK_DEV_INITRD - /* take care of initrd if we have one */ - if ( r6 ) - { - initrd_start = r6 + KERNELBASE; - initrd_end = r6 + r7 + KERNELBASE; - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - ISA_DMA_THRESHOLD = ~0L; - DMA_MODE_READ = 0x44; - DMA_MODE_WRITE = 0x48; - isa_io_base = CHRP_ISA_IO_BASE; /* default value */ - - if (root) - machine = get_property(root, "model", NULL); - if (machine && strncmp(machine, "Pegasos", 7) == 0) { - _chrp_type = _CHRP_Pegasos; - } else if (machine && strncmp(machine, "IBM", 3) == 0) { - _chrp_type = _CHRP_IBM; - } else if (machine && strncmp(machine, "MOT", 3) == 0) { - _chrp_type = _CHRP_Motorola; - } else { - /* Let's assume it is an IBM chrp if all else fails */ - _chrp_type = _CHRP_IBM; - } - - ppc_md.setup_arch = chrp_setup_arch; - ppc_md.show_percpuinfo = of_show_percpuinfo; - ppc_md.show_cpuinfo = chrp_show_cpuinfo; - - ppc_md.irq_canonicalize = chrp_irq_canonicalize; - ppc_md.init_IRQ = chrp_init_IRQ; - if (_chrp_type == _CHRP_Pegasos) - ppc_md.get_irq = i8259_irq; - else - ppc_md.get_irq = openpic_get_irq; - - ppc_md.init = chrp_init2; - - ppc_md.phys_mem_access_prot = pci_phys_mem_access_prot; - - ppc_md.restart = chrp_restart; - ppc_md.power_off = chrp_power_off; - ppc_md.halt = chrp_halt; - - ppc_md.time_init = chrp_time_init; - ppc_md.set_rtc_time = chrp_set_rtc_time; - ppc_md.get_rtc_time = chrp_get_rtc_time; - ppc_md.calibrate_decr = chrp_calibrate_decr; - - ppc_md.find_end_of_memory = pmac_find_end_of_memory; - - if (rtas_data) { - struct device_node *rtas; - unsigned int *p; - - rtas = find_devices("rtas"); - if (rtas != NULL) { - if (get_property(rtas, "display-character", NULL)) { - ppc_md.progress = rtas_display_progress; - p = (unsigned int *) get_property - (rtas, "ibm,display-line-length", NULL); - if (p) - max_width = *p; - } else if (get_property(rtas, "set-indicator", NULL)) - ppc_md.progress = rtas_indicator_progress; - } - } -#ifdef CONFIG_BOOTX_TEXT - if (ppc_md.progress == NULL && boot_text_mapped) - ppc_md.progress = btext_progress; -#endif - -#ifdef CONFIG_SMP - ppc_md.smp_ops = &chrp_smp_ops; -#endif /* CONFIG_SMP */ - - /* - * Print the banner, then scroll down so boot progress - * can be printed. -- Cort - */ - if (ppc_md.progress) ppc_md.progress("Linux/PPC "UTS_RELEASE"\n", 0x0); -} - -void __chrp -rtas_display_progress(char *s, unsigned short hex) -{ - int width; - char *os = s; - - if ( call_rtas( "display-character", 1, 1, NULL, '\r' ) ) - return; - - width = max_width; - while ( *os ) - { - if ( (*os == '\n') || (*os == '\r') ) - width = max_width; - else - width--; - call_rtas( "display-character", 1, 1, NULL, *os++ ); - /* if we overwrite the screen length */ - if ( width == 0 ) - while ( (*os != 0) && (*os != '\n') && (*os != '\r') ) - os++; - } - - /*while ( width-- > 0 )*/ - call_rtas( "display-character", 1, 1, NULL, ' ' ); -} - -void __chrp -rtas_indicator_progress(char *s, unsigned short hex) -{ - call_rtas("set-indicator", 3, 1, NULL, 6, 0, hex); -} - -#ifdef CONFIG_BOOTX_TEXT -void -btext_progress(char *s, unsigned short hex) -{ - prom_print(s); - prom_print("\n"); -} -#endif /* CONFIG_BOOTX_TEXT */ diff --git a/arch/ppc/platforms/chrp_smp.c b/arch/ppc/platforms/chrp_smp.c deleted file mode 100644 index 0ea1f7d9e46..00000000000 --- a/arch/ppc/platforms/chrp_smp.c +++ /dev/null @@ -1,98 +0,0 @@ -/* - * Smp support for CHRP machines. - * - * Written by Cort Dougan (cort@cs.nmt.edu) borrowing a great - * deal of code from the sparc and intel versions. - * - * Copyright (C) 1999 Cort Dougan <cort@cs.nmt.edu> - * - */ - -#include <linux/config.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/smp.h> -#include <linux/smp_lock.h> -#include <linux/interrupt.h> -#include <linux/kernel_stat.h> -#include <linux/delay.h> -#include <linux/init.h> -#include <linux/spinlock.h> - -#include <asm/ptrace.h> -#include <asm/atomic.h> -#include <asm/irq.h> -#include <asm/page.h> -#include <asm/pgtable.h> -#include <asm/sections.h> -#include <asm/io.h> -#include <asm/prom.h> -#include <asm/smp.h> -#include <asm/residual.h> -#include <asm/time.h> -#include <asm/open_pic.h> - -extern unsigned long smp_chrp_cpu_nr; - -static int __init -smp_chrp_probe(void) -{ - if (smp_chrp_cpu_nr > 1) - openpic_request_IPIs(); - - return smp_chrp_cpu_nr; -} - -static void __devinit -smp_chrp_kick_cpu(int nr) -{ - *(unsigned long *)KERNELBASE = nr; - asm volatile("dcbf 0,%0"::"r"(KERNELBASE):"memory"); -} - -static void __devinit -smp_chrp_setup_cpu(int cpu_nr) -{ - if (OpenPIC_Addr) - do_openpic_setup_cpu(); -} - -static DEFINE_SPINLOCK(timebase_lock); -static unsigned int timebase_upper = 0, timebase_lower = 0; - -void __devinit -smp_chrp_give_timebase(void) -{ - spin_lock(&timebase_lock); - call_rtas("freeze-time-base", 0, 1, NULL); - timebase_upper = get_tbu(); - timebase_lower = get_tbl(); - spin_unlock(&timebase_lock); - - while (timebase_upper || timebase_lower) - barrier(); - call_rtas("thaw-time-base", 0, 1, NULL); -} - -void __devinit -smp_chrp_take_timebase(void) -{ - while (!(timebase_upper || timebase_lower)) - barrier(); - spin_lock(&timebase_lock); - set_tb(timebase_upper, timebase_lower); - timebase_upper = 0; - timebase_lower = 0; - spin_unlock(&timebase_lock); - printk("CPU %i taken timebase\n", smp_processor_id()); -} - -/* CHRP with openpic */ -struct smp_ops_t chrp_smp_ops __chrpdata = { - .message_pass = smp_openpic_message_pass, - .probe = smp_chrp_probe, - .kick_cpu = smp_chrp_kick_cpu, - .setup_cpu = smp_chrp_setup_cpu, - .give_timebase = smp_chrp_give_timebase, - .take_timebase = smp_chrp_take_timebase, -}; diff --git a/arch/ppc/platforms/chrp_time.c b/arch/ppc/platforms/chrp_time.c deleted file mode 100644 index 4864a7de3da..00000000000 --- a/arch/ppc/platforms/chrp_time.c +++ /dev/null @@ -1,192 +0,0 @@ -/* - * arch/ppc/platforms/chrp_time.c - * - * Copyright (C) 1991, 1992, 1995 Linus Torvalds - * - * Adapted for PowerPC (PReP) by Gary Thomas - * Modified by Cort Dougan (cort@cs.nmt.edu). - * Copied and modified from arch/i386/kernel/time.c - * - */ -#include <linux/errno.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/param.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/interrupt.h> -#include <linux/time.h> -#include <linux/timex.h> -#include <linux/kernel_stat.h> -#include <linux/mc146818rtc.h> -#include <linux/init.h> -#include <linux/bcd.h> - -#include <asm/segment.h> -#include <asm/io.h> -#include <asm/nvram.h> -#include <asm/prom.h> -#include <asm/sections.h> -#include <asm/time.h> - -extern spinlock_t rtc_lock; - -static int nvram_as1 = NVRAM_AS1; -static int nvram_as0 = NVRAM_AS0; -static int nvram_data = NVRAM_DATA; - -long __init chrp_time_init(void) -{ - struct device_node *rtcs; - int base; - - rtcs = find_compatible_devices("rtc", "pnpPNP,b00"); - if (rtcs == NULL) - rtcs = find_compatible_devices("rtc", "ds1385-rtc"); - if (rtcs == NULL || rtcs->addrs == NULL) - return 0; - base = rtcs->addrs[0].address; - nvram_as1 = 0; - nvram_as0 = base; - nvram_data = base + 1; - - return 0; -} - -int __chrp chrp_cmos_clock_read(int addr) -{ - if (nvram_as1 != 0) - outb(addr>>8, nvram_as1); - outb(addr, nvram_as0); - return (inb(nvram_data)); -} - -void __chrp chrp_cmos_clock_write(unsigned long val, int addr) -{ - if (nvram_as1 != 0) - outb(addr>>8, nvram_as1); - outb(addr, nvram_as0); - outb(val, nvram_data); - return; -} - -/* - * Set the hardware clock. -- Cort - */ -int __chrp chrp_set_rtc_time(unsigned long nowtime) -{ - unsigned char save_control, save_freq_select; - struct rtc_time tm; - - spin_lock(&rtc_lock); - to_tm(nowtime, &tm); - - save_control = chrp_cmos_clock_read(RTC_CONTROL); /* tell the clock it's being set */ - - chrp_cmos_clock_write((save_control|RTC_SET), RTC_CONTROL); - - save_freq_select = chrp_cmos_clock_read(RTC_FREQ_SELECT); /* stop and reset prescaler */ - - chrp_cmos_clock_write((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT); - - tm.tm_year -= 1900; - if (!(save_control & RTC_DM_BINARY) || RTC_ALWAYS_BCD) { - BIN_TO_BCD(tm.tm_sec); - BIN_TO_BCD(tm.tm_min); - BIN_TO_BCD(tm.tm_hour); - BIN_TO_BCD(tm.tm_mon); - BIN_TO_BCD(tm.tm_mday); - BIN_TO_BCD(tm.tm_year); - } - chrp_cmos_clock_write(tm.tm_sec,RTC_SECONDS); - chrp_cmos_clock_write(tm.tm_min,RTC_MINUTES); - chrp_cmos_clock_write(tm.tm_hour,RTC_HOURS); - chrp_cmos_clock_write(tm.tm_mon,RTC_MONTH); - chrp_cmos_clock_write(tm.tm_mday,RTC_DAY_OF_MONTH); - chrp_cmos_clock_write(tm.tm_year,RTC_YEAR); - - /* The following flags have to be released exactly in this order, - * otherwise the DS12887 (popular MC146818A clone with integrated - * battery and quartz) will not reset the oscillator and will not - * update precisely 500 ms later. You won't find this mentioned in - * the Dallas Semiconductor data sheets, but who believes data - * sheets anyway ... -- Markus Kuhn - */ - chrp_cmos_clock_write(save_control, RTC_CONTROL); - chrp_cmos_clock_write(save_freq_select, RTC_FREQ_SELECT); - - spin_unlock(&rtc_lock); - return 0; -} - -unsigned long __chrp chrp_get_rtc_time(void) -{ - unsigned int year, mon, day, hour, min, sec; - int uip, i; - - /* The Linux interpretation of the CMOS clock register contents: - * When the Update-In-Progress (UIP) flag goes from 1 to 0, the - * RTC registers show the second which has precisely just started. - * Let's hope other operating systems interpret the RTC the same way. - */ - - /* Since the UIP flag is set for about 2.2 ms and the clock - * is typically written with a precision of 1 jiffy, trying - * to obtain a precision better than a few milliseconds is - * an illusion. Only consistency is interesting, this also - * allows to use the routine for /dev/rtc without a potential - * 1 second kernel busy loop triggered by any reader of /dev/rtc. - */ - - for ( i = 0; i<1000000; i++) { - uip = chrp_cmos_clock_read(RTC_FREQ_SELECT); - sec = chrp_cmos_clock_read(RTC_SECONDS); - min = chrp_cmos_clock_read(RTC_MINUTES); - hour = chrp_cmos_clock_read(RTC_HOURS); - day = chrp_cmos_clock_read(RTC_DAY_OF_MONTH); - mon = chrp_cmos_clock_read(RTC_MONTH); - year = chrp_cmos_clock_read(RTC_YEAR); - uip |= chrp_cmos_clock_read(RTC_FREQ_SELECT); - if ((uip & RTC_UIP)==0) break; - } - - if (!(chrp_cmos_clock_read(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) - { - BCD_TO_BIN(sec); - BCD_TO_BIN(min); - BCD_TO_BIN(hour); - BCD_TO_BIN(day); - BCD_TO_BIN(mon); - BCD_TO_BIN(year); - } - if ((year += 1900) < 1970) - year += 100; - return mktime(year, mon, day, hour, min, sec); -} - - -void __init chrp_calibrate_decr(void) -{ - struct device_node *cpu; - unsigned int freq, *fp; - - if (via_calibrate_decr()) - return; - - /* - * The cpu node should have a timebase-frequency property - * to tell us the rate at which the decrementer counts. - */ - freq = 16666000; /* hardcoded default */ - cpu = find_type_devices("cpu"); - if (cpu != 0) { - fp = (unsigned int *) - get_property(cpu, "timebase-frequency", NULL); - if (fp != 0) - freq = *fp; - } - printk("time_init: decrementer frequency = %u.%.6u MHz\n", - freq/1000000, freq%1000000); - tb_ticks_per_jiffy = freq / HZ; - tb_to_us = mulhwu_scale_factor(freq, 1000000); -} diff --git a/arch/ppc/platforms/cpci690.c b/arch/ppc/platforms/cpci690.c deleted file mode 100644 index 507870c9a97..00000000000 --- a/arch/ppc/platforms/cpci690.c +++ /dev/null @@ -1,491 +0,0 @@ -/* - * arch/ppc/platforms/cpci690.c - * - * Board setup routines for the Force CPCI690 board. - * - * Author: Mark A. Greer <mgreer@mvista.com> - * - * 2003 (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This programr - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ -#include <linux/config.h> -#include <linux/delay.h> -#include <linux/pci.h> -#include <linux/ide.h> -#include <linux/irq.h> -#include <linux/fs.h> -#include <linux/seq_file.h> -#include <linux/console.h> -#include <linux/initrd.h> -#include <linux/root_dev.h> -#include <linux/mv643xx.h> -#include <asm/bootinfo.h> -#include <asm/machdep.h> -#include <asm/todc.h> -#include <asm/time.h> -#include <asm/mv64x60.h> -#include <platforms/cpci690.h> - -#define BOARD_VENDOR "Force" -#define BOARD_MACHINE "CPCI690" - -/* Set IDE controllers into Native mode? */ -#define SET_PCI_IDE_NATIVE - -static struct mv64x60_handle bh; -static u32 cpci690_br_base; - -static const unsigned int cpu_7xx[16] = { /* 7xx & 74xx (but not 745x) */ - 18, 15, 14, 2, 4, 13, 5, 9, 6, 11, 8, 10, 16, 12, 7, 0 -}; - -TODC_ALLOC(); - -static int __init -cpci690_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - struct pci_controller *hose = pci_bus_to_hose(dev->bus->number); - - if (hose->index == 0) { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { 90, 91, 88, 89}, /* IDSEL 30/20 - Sentinel */ - }; - - const long min_idsel = 20, max_idsel = 20, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } else { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { 93, 94, 95, 92}, /* IDSEL 28/18 - PMC slot 2 */ - { 0, 0, 0, 0}, /* IDSEL 29/19 - Not used */ - { 94, 95, 92, 93}, /* IDSEL 30/20 - PMC slot 1 */ - }; - - const long min_idsel = 18, max_idsel = 20, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } -} - -static int -cpci690_get_cpu_speed(void) -{ - unsigned long hid1; - - hid1 = mfspr(SPRN_HID1) >> 28; - return CPCI690_BUS_FREQ * cpu_7xx[hid1]/2; -} - -#define KB (1024UL) -#define MB (1024UL * KB) -#define GB (1024UL * MB) - -unsigned long __init -cpci690_find_end_of_memory(void) -{ - u32 mem_ctlr_size; - static u32 board_size; - static u8 first_time = 1; - - if (first_time) { - /* Using cpci690_set_bat() mapping ==> virt addr == phys addr */ - switch (in_8((u8 *) (cpci690_br_base + - CPCI690_BR_MEM_CTLR)) & 0x07) { - case 0x01: - board_size = 256*MB; - break; - case 0x02: - board_size = 512*MB; - break; - case 0x03: - board_size = 768*MB; - break; - case 0x04: - board_size = 1*GB; - break; - case 0x05: - board_size = 1*GB + 512*MB; - break; - case 0x06: - board_size = 2*GB; - break; - default: - board_size = 0xffffffff; /* use mem ctlr size */ - } /* switch */ - - mem_ctlr_size = mv64x60_get_mem_size(CONFIG_MV64X60_NEW_BASE, - MV64x60_TYPE_GT64260A); - - /* Check that mem ctlr & board reg agree. If not, pick MIN. */ - if (board_size != mem_ctlr_size) { - printk(KERN_WARNING "Board register & memory controller" - "mem size disagree (board reg: 0x%lx, " - "mem ctlr: 0x%lx)\n", - (ulong)board_size, (ulong)mem_ctlr_size); - board_size = min(board_size, mem_ctlr_size); - } - - first_time = 0; - } /* if */ - - return board_size; -} - -static void __init -cpci690_setup_bridge(void) -{ - struct mv64x60_setup_info si; - int i; - - memset(&si, 0, sizeof(si)); - - si.phys_reg_base = CONFIG_MV64X60_NEW_BASE; - - si.pci_0.enable_bus = 1; - si.pci_0.pci_io.cpu_base = CPCI690_PCI0_IO_START_PROC_ADDR; - si.pci_0.pci_io.pci_base_hi = 0; - si.pci_0.pci_io.pci_base_lo = CPCI690_PCI0_IO_START_PCI_ADDR; - si.pci_0.pci_io.size = CPCI690_PCI0_IO_SIZE; - si.pci_0.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_0.pci_mem[0].cpu_base = CPCI690_PCI0_MEM_START_PROC_ADDR; - si.pci_0.pci_mem[0].pci_base_hi = CPCI690_PCI0_MEM_START_PCI_HI_ADDR; - si.pci_0.pci_mem[0].pci_base_lo = CPCI690_PCI0_MEM_START_PCI_LO_ADDR; - si.pci_0.pci_mem[0].size = CPCI690_PCI0_MEM_SIZE; - si.pci_0.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_0.pci_cmd_bits = 0; - si.pci_0.latency_timer = 0x80; - - si.pci_1.enable_bus = 1; - si.pci_1.pci_io.cpu_base = CPCI690_PCI1_IO_START_PROC_ADDR; - si.pci_1.pci_io.pci_base_hi = 0; - si.pci_1.pci_io.pci_base_lo = CPCI690_PCI1_IO_START_PCI_ADDR; - si.pci_1.pci_io.size = CPCI690_PCI1_IO_SIZE; - si.pci_1.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_mem[0].cpu_base = CPCI690_PCI1_MEM_START_PROC_ADDR; - si.pci_1.pci_mem[0].pci_base_hi = CPCI690_PCI1_MEM_START_PCI_HI_ADDR; - si.pci_1.pci_mem[0].pci_base_lo = CPCI690_PCI1_MEM_START_PCI_LO_ADDR; - si.pci_1.pci_mem[0].size = CPCI690_PCI1_MEM_SIZE; - si.pci_1.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_cmd_bits = 0; - si.pci_1.latency_timer = 0x80; - - for (i=0; i<MV64x60_CPU2MEM_WINDOWS; i++) { - si.cpu_prot_options[i] = 0; - si.cpu_snoop_options[i] = GT64260_CPU_SNOOP_WB; - si.pci_0.acc_cntl_options[i] = - GT64260_PCI_ACC_CNTL_DREADEN | - GT64260_PCI_ACC_CNTL_RDPREFETCH | - GT64260_PCI_ACC_CNTL_RDLINEPREFETCH | - GT64260_PCI_ACC_CNTL_RDMULPREFETCH | - GT64260_PCI_ACC_CNTL_SWAP_NONE | - GT64260_PCI_ACC_CNTL_MBURST_32_BTYES; - si.pci_0.snoop_options[i] = GT64260_PCI_SNOOP_WB; - si.pci_1.acc_cntl_options[i] = - GT64260_PCI_ACC_CNTL_DREADEN | - GT64260_PCI_ACC_CNTL_RDPREFETCH | - GT64260_PCI_ACC_CNTL_RDLINEPREFETCH | - GT64260_PCI_ACC_CNTL_RDMULPREFETCH | - GT64260_PCI_ACC_CNTL_SWAP_NONE | - GT64260_PCI_ACC_CNTL_MBURST_32_BTYES; - si.pci_1.snoop_options[i] = GT64260_PCI_SNOOP_WB; - } - - /* Lookup PCI host bridges */ - if (mv64x60_init(&bh, &si)) - printk(KERN_ERR "Bridge initialization failed.\n"); - - pci_dram_offset = 0; /* System mem at same addr on PCI & cpu bus */ - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = cpci690_map_irq; - ppc_md.pci_exclude_device = mv64x60_pci_exclude_device; - - mv64x60_set_bus(&bh, 0, 0); - bh.hose_a->first_busno = 0; - bh.hose_a->last_busno = 0xff; - bh.hose_a->last_busno = pciauto_bus_scan(bh.hose_a, 0); - - bh.hose_b->first_busno = bh.hose_a->last_busno + 1; - mv64x60_set_bus(&bh, 1, bh.hose_b->first_busno); - bh.hose_b->last_busno = 0xff; - bh.hose_b->last_busno = pciauto_bus_scan(bh.hose_b, - bh.hose_b->first_busno); -} - -static void __init -cpci690_setup_peripherals(void) -{ - /* Set up windows to CPLD, RTC/TODC, IPMI. */ - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN, CPCI690_BR_BASE, - CPCI690_BR_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN); - cpci690_br_base = (u32)ioremap(CPCI690_BR_BASE, CPCI690_BR_SIZE); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN, CPCI690_TODC_BASE, - CPCI690_TODC_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN); - TODC_INIT(TODC_TYPE_MK48T35, 0, 0, - ioremap(CPCI690_TODC_BASE, CPCI690_TODC_SIZE), 8); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_2_WIN, CPCI690_IPMI_BASE, - CPCI690_IPMI_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_2_WIN); - - mv64x60_set_bits(&bh, MV64x60_PCI0_ARBITER_CNTL, (1<<31)); - mv64x60_set_bits(&bh, MV64x60_PCI1_ARBITER_CNTL, (1<<31)); - - mv64x60_set_bits(&bh, MV64x60_CPU_MASTER_CNTL, (1<<9)); /* Only 1 cpu */ - - /* - * Turn off timer/counters. Not turning off watchdog timer because - * can't read its reg on the 64260A so don't know if we'll be enabling - * or disabling. - */ - mv64x60_clr_bits(&bh, MV64x60_TIMR_CNTR_0_3_CNTL, - ((1<<0) | (1<<8) | (1<<16) | (1<<24))); - mv64x60_clr_bits(&bh, GT64260_TIMR_CNTR_4_7_CNTL, - ((1<<0) | (1<<8) | (1<<16) | (1<<24))); - - /* - * Set MPSC Multiplex RMII - * NOTE: ethernet driver modifies bit 0 and 1 - */ - mv64x60_write(&bh, GT64260_MPP_SERIAL_PORTS_MULTIPLEX, 0x00001102); - -#define GPP_EXTERNAL_INTERRUPTS \ - ((1<<24) | (1<<25) | (1<<26) | (1<<27) | \ - (1<<28) | (1<<29) | (1<<30) | (1<<31)) - /* PCI interrupts are inputs */ - mv64x60_clr_bits(&bh, MV64x60_GPP_IO_CNTL, GPP_EXTERNAL_INTERRUPTS); - /* PCI interrupts are active low */ - mv64x60_set_bits(&bh, MV64x60_GPP_LEVEL_CNTL, GPP_EXTERNAL_INTERRUPTS); - - /* Clear any pending interrupts for these inputs and enable them. */ - mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, ~GPP_EXTERNAL_INTERRUPTS); - mv64x60_set_bits(&bh, MV64x60_GPP_INTR_MASK, GPP_EXTERNAL_INTERRUPTS); - - /* Route MPP interrupt inputs to GPP */ - mv64x60_write(&bh, MV64x60_MPP_CNTL_2, 0x00000000); - mv64x60_write(&bh, MV64x60_MPP_CNTL_3, 0x00000000); -} - -static void __init -cpci690_setup_arch(void) -{ - if (ppc_md.progress) - ppc_md.progress("cpci690_setup_arch: enter", 0); -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - if (ppc_md.progress) - ppc_md.progress("cpci690_setup_arch: Enabling L2 cache", 0); - - /* Enable L2 and L3 caches (if 745x) */ - _set_L2CR(_get_L2CR() | L2CR_L2E); - _set_L3CR(_get_L3CR() | L3CR_L3E); - - if (ppc_md.progress) - ppc_md.progress("cpci690_setup_arch: Initializing bridge", 0); - - cpci690_setup_bridge(); /* set up PCI bridge(s) */ - cpci690_setup_peripherals(); /* set up chip selects/GPP/MPP etc */ - - if (ppc_md.progress) - ppc_md.progress("cpci690_setup_arch: bridge init complete", 0); - - printk(KERN_INFO "%s %s port (C) 2003 MontaVista Software, Inc. " - "(source@mvista.com)\n", BOARD_VENDOR, BOARD_MACHINE); - - if (ppc_md.progress) - ppc_md.progress("cpci690_setup_arch: exit", 0); -} - -/* Platform device data fixup routines. */ -#if defined(CONFIG_SERIAL_MPSC) -static void __init -cpci690_fixup_mpsc_pdata(struct platform_device *pdev) -{ - struct mpsc_pdata *pdata; - - pdata = (struct mpsc_pdata *)pdev->dev.platform_data; - - pdata->max_idle = 40; - pdata->default_baud = CPCI690_MPSC_BAUD; - pdata->brg_clk_src = CPCI690_MPSC_CLK_SRC; - pdata->brg_clk_freq = CPCI690_BUS_FREQ; -} - -static int __init -cpci690_platform_notify(struct device *dev) -{ - static struct { - char *bus_id; - void ((*rtn)(struct platform_device *pdev)); - } dev_map[] = { - { MPSC_CTLR_NAME ".0", cpci690_fixup_mpsc_pdata }, - { MPSC_CTLR_NAME ".1", cpci690_fixup_mpsc_pdata }, - }; - struct platform_device *pdev; - int i; - - if (dev && dev->bus_id) - for (i=0; i<ARRAY_SIZE(dev_map); i++) - if (!strncmp(dev->bus_id, dev_map[i].bus_id, - BUS_ID_SIZE)) { - - pdev = container_of(dev, - struct platform_device, dev); - dev_map[i].rtn(pdev); - } - - return 0; -} -#endif - -static void -cpci690_reset_board(void) -{ - u32 i = 10000; - - local_irq_disable(); - out_8((u8 *)(cpci690_br_base + CPCI690_BR_SW_RESET), 0x11); - - while (i != 0) i++; - panic("restart failed\n"); -} - -static void -cpci690_restart(char *cmd) -{ - cpci690_reset_board(); -} - -static void -cpci690_halt(void) -{ - while (1); - /* NOTREACHED */ -} - -static void -cpci690_power_off(void) -{ - cpci690_halt(); - /* NOTREACHED */ -} - -static int -cpci690_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: " BOARD_VENDOR "\n"); - seq_printf(m, "machine\t\t: " BOARD_MACHINE "\n"); - seq_printf(m, "cpu MHz\t\t: %d\n", cpci690_get_cpu_speed()/1000/1000); - seq_printf(m, "bus MHz\t\t: %d\n", CPCI690_BUS_FREQ/1000/1000); - - return 0; -} - -static void __init -cpci690_calibrate_decr(void) -{ - ulong freq; - - freq = CPCI690_BUS_FREQ / 4; - - printk(KERN_INFO "time_init: decrementer frequency = %lu.%.6lu MHz\n", - freq/1000000, freq%1000000); - - tb_ticks_per_jiffy = freq / HZ; - tb_to_us = mulhwu_scale_factor(freq, 1000000); -} - -static __inline__ void -cpci690_set_bat(u32 addr, u32 size) -{ - addr &= 0xfffe0000; - size &= 0x1ffe0000; - size = ((size >> 17) - 1) << 2; - - mb(); - mtspr(SPRN_DBAT1U, addr | size | 0x2); /* Vs == 1; Vp == 0 */ - mtspr(SPRN_DBAT1L, addr | 0x2a); /* WIMG bits == 0101; PP == r/w access */ - mb(); -} - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) -static void __init -cpci690_map_io(void) -{ - io_block_mapping(CONFIG_MV64X60_NEW_BASE, CONFIG_MV64X60_NEW_BASE, - 128 * KB, _PAGE_IO); -} -#endif - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ -#ifdef CONFIG_BLK_DEV_INITRD - initrd_start=initrd_end=0; - initrd_below_start_ok=0; -#endif /* CONFIG_BLK_DEV_INITRD */ - - parse_bootinfo(find_bootinfo()); - - loops_per_jiffy = cpci690_get_cpu_speed() / HZ; - - isa_mem_base = 0; - - ppc_md.setup_arch = cpci690_setup_arch; - ppc_md.show_cpuinfo = cpci690_show_cpuinfo; - ppc_md.init_IRQ = gt64260_init_irq; - ppc_md.get_irq = gt64260_get_irq; - ppc_md.restart = cpci690_restart; - ppc_md.power_off = cpci690_power_off; - ppc_md.halt = cpci690_halt; - ppc_md.find_end_of_memory = cpci690_find_end_of_memory; - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; - ppc_md.calibrate_decr = cpci690_calibrate_decr; - - /* - * Need to map in board regs (used by cpci690_find_end_of_memory()) - * and the bridge's regs (used by progress); - */ - cpci690_set_bat(CPCI690_BR_BASE, 32 * MB); - cpci690_br_base = CPCI690_BR_BASE; - -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.setup_io_mappings = cpci690_map_io; - ppc_md.progress = mv64x60_mpsc_progress; - mv64x60_progress_init(CONFIG_MV64X60_NEW_BASE); -#endif /* CONFIG_SERIAL_TEXT_DEBUG */ -#ifdef CONFIG_KGDB - ppc_md.setup_io_mappings = cpci690_map_io; - ppc_md.early_serial_map = cpci690_early_serial_map; -#endif /* CONFIG_KGDB */ - -#if defined(CONFIG_SERIAL_MPSC) - platform_notify = cpci690_platform_notify; -#endif -} diff --git a/arch/ppc/platforms/cpci690.h b/arch/ppc/platforms/cpci690.h deleted file mode 100644 index 36cd2673c74..00000000000 --- a/arch/ppc/platforms/cpci690.h +++ /dev/null @@ -1,78 +0,0 @@ -/* - * arch/ppc/platforms/cpci690.h - * - * Definitions for Force CPCI690 - * - * Author: Mark A. Greer <mgreer@mvista.com> - * - * 2003 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -/* - * The GT64260 has 2 PCI buses each with 1 window from the CPU bus to - * PCI I/O space and 4 windows from the CPU bus to PCI MEM space. - */ - -#ifndef __PPC_PLATFORMS_CPCI690_H -#define __PPC_PLATFORMS_CPCI690_H - -/* - * Define bd_t to pass in the MAC addresses used by the GT64260's enet ctlrs. - */ -#define CPCI690_BI_MAGIC 0xFE8765DC - -typedef struct board_info { - u32 bi_magic; - u8 bi_enetaddr[3][6]; -} bd_t; - -/* PCI bus Resource setup */ -#define CPCI690_PCI0_MEM_START_PROC_ADDR 0x80000000 -#define CPCI690_PCI0_MEM_START_PCI_HI_ADDR 0x00000000 -#define CPCI690_PCI0_MEM_START_PCI_LO_ADDR 0x80000000 -#define CPCI690_PCI0_MEM_SIZE 0x10000000 -#define CPCI690_PCI0_IO_START_PROC_ADDR 0xa0000000 -#define CPCI690_PCI0_IO_START_PCI_ADDR 0x00000000 -#define CPCI690_PCI0_IO_SIZE 0x01000000 - -#define CPCI690_PCI1_MEM_START_PROC_ADDR 0x90000000 -#define CPCI690_PCI1_MEM_START_PCI_HI_ADDR 0x00000000 -#define CPCI690_PCI1_MEM_START_PCI_LO_ADDR 0x90000000 -#define CPCI690_PCI1_MEM_SIZE 0x10000000 -#define CPCI690_PCI1_IO_START_PROC_ADDR 0xa1000000 -#define CPCI690_PCI1_IO_START_PCI_ADDR 0x01000000 -#define CPCI690_PCI1_IO_SIZE 0x01000000 - -/* Board Registers */ -#define CPCI690_BR_BASE 0xf0000000 -#define CPCI690_BR_SIZE_ACTUAL 0x8 -#define CPCI690_BR_SIZE max(GT64260_WINDOW_SIZE_MIN, \ - CPCI690_BR_SIZE_ACTUAL) -#define CPCI690_BR_LED_CNTL 0x00 -#define CPCI690_BR_SW_RESET 0x01 -#define CPCI690_BR_MISC_STATUS 0x02 -#define CPCI690_BR_SWITCH_STATUS 0x03 -#define CPCI690_BR_MEM_CTLR 0x04 -#define CPCI690_BR_LAST_RESET_1 0x05 -#define CPCI690_BR_LAST_RESET_2 0x06 - -#define CPCI690_TODC_BASE 0xf0100000 -#define CPCI690_TODC_SIZE_ACTUAL 0x8000 /* Size or NVRAM + RTC */ -#define CPCI690_TODC_SIZE max(GT64260_WINDOW_SIZE_MIN, \ - CPCI690_TODC_SIZE_ACTUAL) -#define CPCI690_MAC_OFFSET 0x7c10 /* MAC in RTC NVRAM */ - -#define CPCI690_IPMI_BASE 0xf0200000 -#define CPCI690_IPMI_SIZE_ACTUAL 0x10 /* 16 bytes of IPMI */ -#define CPCI690_IPMI_SIZE max(GT64260_WINDOW_SIZE_MIN, \ - CPCI690_IPMI_SIZE_ACTUAL) - -#define CPCI690_MPSC_BAUD 9600 -#define CPCI690_MPSC_CLK_SRC 8 /* TCLK */ - -#define CPCI690_BUS_FREQ 133333333 - -#endif /* __PPC_PLATFORMS_CPCI690_H */ diff --git a/arch/ppc/platforms/est8260.h b/arch/ppc/platforms/est8260.h deleted file mode 100644 index adba68ecf57..00000000000 --- a/arch/ppc/platforms/est8260.h +++ /dev/null @@ -1,35 +0,0 @@ -/* Board information for the EST8260, which should be generic for - * all 8260 boards. The IMMR is now given to us so the hard define - * will soon be removed. All of the clock values are computed from - * the configuration SCMR and the Power-On-Reset word. - */ -#ifndef __EST8260_PLATFORM -#define __EST8260_PLATFORM - -#define CPM_MAP_ADDR ((uint)0xf0000000) - -#define BOOTROM_RESTART_ADDR ((uint)0xff000104) - -/* For our show_cpuinfo hooks. */ -#define CPUINFO_VENDOR "EST Corporation" -#define CPUINFO_MACHINE "SBC8260 PowerPC" - -/* A Board Information structure that is given to a program when - * prom starts it up. - */ -typedef struct bd_info { - unsigned int bi_memstart; /* Memory start address */ - unsigned int bi_memsize; /* Memory (end) size in bytes */ - unsigned int bi_intfreq; /* Internal Freq, in Hz */ - unsigned int bi_busfreq; /* Bus Freq, in MHz */ - unsigned int bi_cpmfreq; /* CPM Freq, in MHz */ - unsigned int bi_brgfreq; /* BRG Freq, in MHz */ - unsigned int bi_vco; /* VCO Out from PLL */ - unsigned int bi_baudrate; /* Default console baud rate */ - unsigned int bi_immr; /* IMMR when called from boot rom */ - unsigned char bi_enetaddr[6]; -} bd_t; - -extern bd_t m8xx_board_info; - -#endif /* __EST8260_PLATFORM */ diff --git a/arch/ppc/platforms/ev64260.c b/arch/ppc/platforms/ev64260.c deleted file mode 100644 index aa50637a5cf..00000000000 --- a/arch/ppc/platforms/ev64260.c +++ /dev/null @@ -1,651 +0,0 @@ -/* - * arch/ppc/platforms/ev64260.c - * - * Board setup routines for the Marvell/Galileo EV-64260-BP Evaluation Board. - * - * Author: Mark A. Greer <mgreer@mvista.com> - * - * 2001-2003 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -/* - * The EV-64260-BP port is the result of hard work from many people from - * many companies. In particular, employees of Marvell/Galileo, Mission - * Critical Linux, Xyterra, and MontaVista Software were heavily involved. - * - * Note: I have not been able to get *all* PCI slots to work reliably - * at 66 MHz. I recommend setting jumpers J15 & J16 to short pins 1&2 - * so that 33 MHz is used. --MAG - * Note: The 750CXe and 7450 are not stable with a 125MHz or 133MHz TCLK/SYSCLK. - * At 100MHz, they are solid. - */ -#include <linux/config.h> - -#include <linux/delay.h> -#include <linux/pci.h> -#include <linux/ide.h> -#include <linux/irq.h> -#include <linux/fs.h> -#include <linux/seq_file.h> -#include <linux/console.h> -#include <linux/initrd.h> -#include <linux/root_dev.h> -#if !defined(CONFIG_SERIAL_MPSC_CONSOLE) -#include <linux/serial.h> -#include <linux/tty.h> -#include <linux/serial_core.h> -#else -#include <linux/mv643xx.h> -#endif -#include <asm/bootinfo.h> -#include <asm/machdep.h> -#include <asm/mv64x60.h> -#include <asm/todc.h> -#include <asm/time.h> - -#include <platforms/ev64260.h> - -#define BOARD_VENDOR "Marvell/Galileo" -#define BOARD_MACHINE "EV-64260-BP" - -static struct mv64x60_handle bh; - -#if !defined(CONFIG_SERIAL_MPSC_CONSOLE) -extern void gen550_progress(char *, unsigned short); -extern void gen550_init(int, struct uart_port *); -#endif - -static const unsigned int cpu_7xx[16] = { /* 7xx & 74xx (but not 745x) */ - 18, 15, 14, 2, 4, 13, 5, 9, 6, 11, 8, 10, 16, 12, 7, 0 -}; -static const unsigned int cpu_745x[2][16] = { /* PLL_EXT 0 & 1 */ - { 1, 15, 14, 2, 4, 13, 5, 9, 6, 11, 8, 10, 16, 12, 7, 0 }, - { 0, 30, 0, 2, 0, 26, 0, 18, 0, 22, 20, 24, 28, 32, 0, 0 } -}; - - -TODC_ALLOC(); - -static int -ev64260_get_bus_speed(void) -{ - return 100000000; -} - -static int -ev64260_get_cpu_speed(void) -{ - unsigned long pvr, hid1, pll_ext; - - pvr = PVR_VER(mfspr(SPRN_PVR)); - - if (pvr != PVR_VER(PVR_7450)) { - hid1 = mfspr(SPRN_HID1) >> 28; - return ev64260_get_bus_speed() * cpu_7xx[hid1]/2; - } - else { - hid1 = (mfspr(SPRN_HID1) & 0x0001e000) >> 13; - pll_ext = 0; /* No way to read; must get from schematic */ - return ev64260_get_bus_speed() * cpu_745x[pll_ext][hid1]/2; - } -} - -unsigned long __init -ev64260_find_end_of_memory(void) -{ - return mv64x60_get_mem_size(CONFIG_MV64X60_NEW_BASE, - MV64x60_TYPE_GT64260A); -} - -/* - * Marvell/Galileo EV-64260-BP Evaluation Board PCI interrupt routing. - * Note: By playing with J8 and JP1-4, you can get 2 IRQ's from the first - * PCI bus (in which cast, INTPIN B would be EV64260_PCI_1_IRQ). - * This is the most IRQs you can get from one bus with this board, though. - */ -static int __init -ev64260_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - struct pci_controller *hose = pci_bus_to_hose(dev->bus->number); - - if (hose->index == 0) { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {EV64260_PCI_0_IRQ,0,0,0}, /* IDSEL 7 - PCI bus 0 */ - {EV64260_PCI_0_IRQ,0,0,0}, /* IDSEL 8 - PCI bus 0 */ - }; - - const long min_idsel = 7, max_idsel = 8, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } - else { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { EV64260_PCI_1_IRQ,0,0,0}, /* IDSEL 7 - PCI bus 1 */ - { EV64260_PCI_1_IRQ,0,0,0}, /* IDSEL 8 - PCI bus 1 */ - }; - - const long min_idsel = 7, max_idsel = 8, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } -} - -static void __init -ev64260_setup_peripherals(void) -{ - mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN, - EV64260_EMB_FLASH_BASE, EV64260_EMB_FLASH_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN, - EV64260_EXT_SRAM_BASE, EV64260_EXT_SRAM_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN, - EV64260_TODC_BASE, EV64260_TODC_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_2_WIN, - EV64260_UART_BASE, EV64260_UART_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_2_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_3_WIN, - EV64260_EXT_FLASH_BASE, EV64260_EXT_FLASH_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_3_WIN); - - TODC_INIT(TODC_TYPE_DS1501, 0, 0, - ioremap(EV64260_TODC_BASE, EV64260_TODC_SIZE), 8); - - mv64x60_clr_bits(&bh, MV64x60_CPU_CONFIG,((1<<12) | (1<<28) | (1<<29))); - mv64x60_set_bits(&bh, MV64x60_CPU_CONFIG, (1<<27)); - - if (ev64260_get_bus_speed() > 100000000) - mv64x60_set_bits(&bh, MV64x60_CPU_CONFIG, (1<<23)); - - mv64x60_set_bits(&bh, MV64x60_PCI0_PCI_DECODE_CNTL, ((1<<0) | (1<<3))); - mv64x60_set_bits(&bh, MV64x60_PCI1_PCI_DECODE_CNTL, ((1<<0) | (1<<3))); - - /* - * Enabling of PCI internal-vs-external arbitration - * is a platform- and errata-dependent decision. - */ - if (bh.type == MV64x60_TYPE_GT64260A ) { - mv64x60_set_bits(&bh, MV64x60_PCI0_ARBITER_CNTL, (1<<31)); - mv64x60_set_bits(&bh, MV64x60_PCI1_ARBITER_CNTL, (1<<31)); - } - - mv64x60_set_bits(&bh, MV64x60_CPU_MASTER_CNTL, (1<<9)); /* Only 1 cpu */ - - /* - * Turn off timer/counters. Not turning off watchdog timer because - * can't read its reg on the 64260A so don't know if we'll be enabling - * or disabling. - */ - mv64x60_clr_bits(&bh, MV64x60_TIMR_CNTR_0_3_CNTL, - ((1<<0) | (1<<8) | (1<<16) | (1<<24))); - mv64x60_clr_bits(&bh, GT64260_TIMR_CNTR_4_7_CNTL, - ((1<<0) | (1<<8) | (1<<16) | (1<<24))); - - /* - * Set MPSC Multiplex RMII - * NOTE: ethernet driver modifies bit 0 and 1 - */ - mv64x60_write(&bh, GT64260_MPP_SERIAL_PORTS_MULTIPLEX, 0x00001102); - - /* - * The EV-64260-BP uses several Multi-Purpose Pins (MPP) on the 64260 - * bridge as interrupt inputs (via the General Purpose Ports (GPP) - * register). Need to route the MPP inputs to the GPP and set the - * polarity correctly. - * - * In MPP Control 2 Register - * MPP 21 -> GPP 21 (DUART channel A intr) bits 20-23 -> 0 - * MPP 22 -> GPP 22 (DUART channel B intr) bits 24-27 -> 0 - */ - mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_2, (0xf<<20) | (0xf<<24) ); - - /* - * In MPP Control 3 Register - * MPP 26 -> GPP 26 (RTC INT) bits 8-11 -> 0 - * MPP 27 -> GPP 27 (PCI 0 INTA) bits 12-15 -> 0 - * MPP 29 -> GPP 29 (PCI 1 INTA) bits 20-23 -> 0 - */ - mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_3, (0xf<<8)|(0xf<<12)|(0xf<<20)); - -#define GPP_EXTERNAL_INTERRUPTS \ - ((1<<21) | (1<<22) | (1<<26) | (1<<27) | (1<<29)) - /* DUART & PCI interrupts are inputs */ - mv64x60_clr_bits(&bh, MV64x60_GPP_IO_CNTL, GPP_EXTERNAL_INTERRUPTS); - /* DUART & PCI interrupts are active low */ - mv64x60_set_bits(&bh, MV64x60_GPP_LEVEL_CNTL, GPP_EXTERNAL_INTERRUPTS); - - /* Clear any pending interrupts for these inputs and enable them. */ - mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, ~GPP_EXTERNAL_INTERRUPTS); - mv64x60_set_bits(&bh, MV64x60_GPP_INTR_MASK, GPP_EXTERNAL_INTERRUPTS); - - return; -} - -static void __init -ev64260_setup_bridge(void) -{ - struct mv64x60_setup_info si; - int i; - - memset(&si, 0, sizeof(si)); - - si.phys_reg_base = CONFIG_MV64X60_NEW_BASE; - - si.pci_0.enable_bus = 1; - si.pci_0.pci_io.cpu_base = EV64260_PCI0_IO_CPU_BASE; - si.pci_0.pci_io.pci_base_hi = 0; - si.pci_0.pci_io.pci_base_lo = EV64260_PCI0_IO_PCI_BASE; - si.pci_0.pci_io.size = EV64260_PCI0_IO_SIZE; - si.pci_0.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_0.pci_mem[0].cpu_base = EV64260_PCI0_MEM_CPU_BASE; - si.pci_0.pci_mem[0].pci_base_hi = 0; - si.pci_0.pci_mem[0].pci_base_lo = EV64260_PCI0_MEM_PCI_BASE; - si.pci_0.pci_mem[0].size = EV64260_PCI0_MEM_SIZE; - si.pci_0.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_0.pci_cmd_bits = 0; - si.pci_0.latency_timer = 0x8; - - si.pci_1.enable_bus = 1; - si.pci_1.pci_io.cpu_base = EV64260_PCI1_IO_CPU_BASE; - si.pci_1.pci_io.pci_base_hi = 0; - si.pci_1.pci_io.pci_base_lo = EV64260_PCI1_IO_PCI_BASE; - si.pci_1.pci_io.size = EV64260_PCI1_IO_SIZE; - si.pci_1.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_mem[0].cpu_base = EV64260_PCI1_MEM_CPU_BASE; - si.pci_1.pci_mem[0].pci_base_hi = 0; - si.pci_1.pci_mem[0].pci_base_lo = EV64260_PCI1_MEM_PCI_BASE; - si.pci_1.pci_mem[0].size = EV64260_PCI1_MEM_SIZE; - si.pci_1.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_cmd_bits = 0; - si.pci_1.latency_timer = 0x8; - - for (i=0; i<MV64x60_CPU2MEM_WINDOWS; i++) { - si.cpu_prot_options[i] = 0; - si.cpu_snoop_options[i] = GT64260_CPU_SNOOP_WB; - si.pci_0.acc_cntl_options[i] = - GT64260_PCI_ACC_CNTL_DREADEN | - GT64260_PCI_ACC_CNTL_RDPREFETCH | - GT64260_PCI_ACC_CNTL_RDLINEPREFETCH | - GT64260_PCI_ACC_CNTL_RDMULPREFETCH | - GT64260_PCI_ACC_CNTL_SWAP_NONE | - GT64260_PCI_ACC_CNTL_MBURST_32_BTYES; - si.pci_0.snoop_options[i] = GT64260_PCI_SNOOP_WB; - si.pci_1.acc_cntl_options[i] = - GT64260_PCI_ACC_CNTL_DREADEN | - GT64260_PCI_ACC_CNTL_RDPREFETCH | - GT64260_PCI_ACC_CNTL_RDLINEPREFETCH | - GT64260_PCI_ACC_CNTL_RDMULPREFETCH | - GT64260_PCI_ACC_CNTL_SWAP_NONE | - GT64260_PCI_ACC_CNTL_MBURST_32_BTYES; - si.pci_1.snoop_options[i] = GT64260_PCI_SNOOP_WB; - } - - /* Lookup PCI host bridges */ - if (mv64x60_init(&bh, &si)) - printk(KERN_ERR "Bridge initialization failed.\n"); - - pci_dram_offset = 0; /* System mem at same addr on PCI & cpu bus */ - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = ev64260_map_irq; - ppc_md.pci_exclude_device = mv64x60_pci_exclude_device; - - mv64x60_set_bus(&bh, 0, 0); - bh.hose_a->first_busno = 0; - bh.hose_a->last_busno = 0xff; - bh.hose_a->last_busno = pciauto_bus_scan(bh.hose_a, 0); - - bh.hose_b->first_busno = bh.hose_a->last_busno + 1; - mv64x60_set_bus(&bh, 1, bh.hose_b->first_busno); - bh.hose_b->last_busno = 0xff; - bh.hose_b->last_busno = pciauto_bus_scan(bh.hose_b, - bh.hose_b->first_busno); - - return; -} - -#if defined(CONFIG_SERIAL_8250) && !defined(CONFIG_SERIAL_MPSC_CONSOLE) -static void __init -ev64260_early_serial_map(void) -{ - struct uart_port port; - static char first_time = 1; - - if (first_time) { - memset(&port, 0, sizeof(port)); - - port.membase = ioremap(EV64260_SERIAL_0, EV64260_UART_SIZE); - port.irq = EV64260_UART_0_IRQ; - port.uartclk = BASE_BAUD * 16; - port.regshift = 2; - port.iotype = SERIAL_IO_MEM; - port.flags = STD_COM_FLAGS; - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) - gen550_init(0, &port); -#endif - - if (early_serial_setup(&port) != 0) - printk(KERN_WARNING "Early serial init of port 0" - "failed\n"); - - first_time = 0; - } - - return; -} -#elif defined(CONFIG_SERIAL_MPSC_CONSOLE) -static void __init -ev64260_early_serial_map(void) -{ -} -#endif - -static void __init -ev64260_setup_arch(void) -{ - if (ppc_md.progress) - ppc_md.progress("ev64260_setup_arch: enter", 0); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - if (ppc_md.progress) - ppc_md.progress("ev64260_setup_arch: Enabling L2 cache", 0); - - /* Enable L2 and L3 caches (if 745x) */ - _set_L2CR(_get_L2CR() | L2CR_L2E); - _set_L3CR(_get_L3CR() | L3CR_L3E); - - if (ppc_md.progress) - ppc_md.progress("ev64260_setup_arch: Initializing bridge", 0); - - ev64260_setup_bridge(); /* set up PCI bridge(s) */ - ev64260_setup_peripherals(); /* set up chip selects/GPP/MPP etc */ - - if (ppc_md.progress) - ppc_md.progress("ev64260_setup_arch: bridge init complete", 0); - -#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_MPSC_CONSOLE) - ev64260_early_serial_map(); -#endif - - printk(KERN_INFO "%s %s port (C) 2001 MontaVista Software, Inc." - "(source@mvista.com)\n", BOARD_VENDOR, BOARD_MACHINE); - - if (ppc_md.progress) - ppc_md.progress("ev64260_setup_arch: exit", 0); - - return; -} - -/* Platform device data fixup routines. */ -#if defined(CONFIG_SERIAL_MPSC) -static void __init -ev64260_fixup_mpsc_pdata(struct platform_device *pdev) -{ - struct mpsc_pdata *pdata; - - pdata = (struct mpsc_pdata *)pdev->dev.platform_data; - - pdata->max_idle = 40; - pdata->default_baud = EV64260_DEFAULT_BAUD; - pdata->brg_clk_src = EV64260_MPSC_CLK_SRC; - pdata->brg_clk_freq = EV64260_MPSC_CLK_FREQ; - - return; -} - -static int __init -ev64260_platform_notify(struct device *dev) -{ - static struct { - char *bus_id; - void ((*rtn)(struct platform_device *pdev)); - } dev_map[] = { - { MPSC_CTLR_NAME ".0", ev64260_fixup_mpsc_pdata }, - { MPSC_CTLR_NAME ".1", ev64260_fixup_mpsc_pdata }, - }; - struct platform_device *pdev; - int i; - - if (dev && dev->bus_id) - for (i=0; i<ARRAY_SIZE(dev_map); i++) - if (!strncmp(dev->bus_id, dev_map[i].bus_id, - BUS_ID_SIZE)) { - - pdev = container_of(dev, - struct platform_device, dev); - dev_map[i].rtn(pdev); - } - - return 0; -} -#endif - -static void -ev64260_reset_board(void *addr) -{ - local_irq_disable(); - - /* disable and invalidate the L2 cache */ - _set_L2CR(0); - _set_L2CR(0x200000); - - /* flush and disable L1 I/D cache */ - __asm__ __volatile__ - ("mfspr 3,1008\n\t" - "ori 5,5,0xcc00\n\t" - "ori 4,3,0xc00\n\t" - "andc 5,3,5\n\t" - "sync\n\t" - "mtspr 1008,4\n\t" - "isync\n\t" - "sync\n\t" - "mtspr 1008,5\n\t" - "isync\n\t" - "sync\n\t"); - - /* unmap any other random cs's that might overlap with bootcs */ - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN, 0, 0, 0); - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN, 0, 0, 0); - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_2_WIN, 0, 0, 0); - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2DEV_2_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_3_WIN, 0, 0, 0); - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2DEV_3_WIN); - - /* map bootrom back in to gt @ reset defaults */ - mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN, - 0xff800000, 8*1024*1024, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN); - - /* move reg base back to default, setup default pci0 */ - mv64x60_write(&bh, MV64x60_INTERNAL_SPACE_DECODE, - (1<<24) | CONFIG_MV64X60_BASE >> 20); - - /* NOTE: FROM NOW ON no more GT_REGS accesses.. 0x1 is not mapped - * via BAT or MMU, and MSR IR/DR is ON */ - /* SRR0 has system reset vector, SRR1 has default MSR value */ - /* rfi restores MSR from SRR1 and sets the PC to the SRR0 value */ - /* NOTE: assumes reset vector is at 0xfff00100 */ - __asm__ __volatile__ - ("mtspr 26, %0\n\t" - "li 4,(1<<6)\n\t" - "mtspr 27,4\n\t" - "rfi\n\t" - :: "r" (addr):"r4"); - - return; -} - -static void -ev64260_restart(char *cmd) -{ - volatile ulong i = 10000000; - - ev64260_reset_board((void *)0xfff00100); - - while (i-- > 0); - panic("restart failed\n"); -} - -static void -ev64260_halt(void) -{ - local_irq_disable(); - while (1); - /* NOTREACHED */ -} - -static void -ev64260_power_off(void) -{ - ev64260_halt(); - /* NOTREACHED */ -} - -static int -ev64260_show_cpuinfo(struct seq_file *m) -{ - uint pvid; - - pvid = mfspr(SPRN_PVR); - seq_printf(m, "vendor\t\t: " BOARD_VENDOR "\n"); - seq_printf(m, "machine\t\t: " BOARD_MACHINE "\n"); - seq_printf(m, "cpu MHz\t\t: %d\n", ev64260_get_cpu_speed()/1000/1000); - seq_printf(m, "bus MHz\t\t: %d\n", ev64260_get_bus_speed()/1000/1000); - - return 0; -} - -/* DS1501 RTC has too much variation to use RTC for calibration */ -static void __init -ev64260_calibrate_decr(void) -{ - ulong freq; - - freq = ev64260_get_bus_speed()/4; - - printk(KERN_INFO "time_init: decrementer frequency = %lu.%.6lu MHz\n", - freq/1000000, freq%1000000); - - tb_ticks_per_jiffy = freq / HZ; - tb_to_us = mulhwu_scale_factor(freq, 1000000); - - return; -} - -/* - * Set BAT 3 to map 0xfb000000 to 0xfc000000 of physical memory space. - */ -static __inline__ void -ev64260_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT1U, 0xfb0001fe); - mtspr(SPRN_DBAT1L, 0xfb00002a); - mb(); - - return; -} - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB) -static void __init -ev64260_map_io(void) -{ - io_block_mapping(0xfb000000, 0xfb000000, 0x01000000, _PAGE_IO); -} -#endif - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ -#ifdef CONFIG_BLK_DEV_INITRD - extern int initrd_below_start_ok; - - initrd_start=initrd_end=0; - initrd_below_start_ok=0; -#endif /* CONFIG_BLK_DEV_INITRD */ - - parse_bootinfo(find_bootinfo()); - - isa_mem_base = 0; - isa_io_base = EV64260_PCI0_IO_CPU_BASE; - pci_dram_offset = EV64260_PCI0_MEM_CPU_BASE; - - loops_per_jiffy = ev64260_get_cpu_speed() / HZ; - - ppc_md.setup_arch = ev64260_setup_arch; - ppc_md.show_cpuinfo = ev64260_show_cpuinfo; - ppc_md.init_IRQ = gt64260_init_irq; - ppc_md.get_irq = gt64260_get_irq; - - ppc_md.restart = ev64260_restart; - ppc_md.power_off = ev64260_power_off; - ppc_md.halt = ev64260_halt; - - ppc_md.find_end_of_memory = ev64260_find_end_of_memory; - - ppc_md.init = NULL; - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; - ppc_md.calibrate_decr = ev64260_calibrate_decr; - - bh.p_base = CONFIG_MV64X60_NEW_BASE; - - ev64260_set_bat(); - -#ifdef CONFIG_SERIAL_8250 -#if defined(CONFIG_SERIAL_TEXT_DEBUG) - ppc_md.setup_io_mappings = ev64260_map_io; - ppc_md.progress = gen550_progress; -#endif -#if defined(CONFIG_KGDB) - ppc_md.setup_io_mappings = ev64260_map_io; - ppc_md.early_serial_map = ev64260_early_serial_map; -#endif -#elif defined(CONFIG_SERIAL_MPSC_CONSOLE) -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.setup_io_mappings = ev64260_map_io; - ppc_md.progress = mv64x60_mpsc_progress; - mv64x60_progress_init(CONFIG_MV64X60_NEW_BASE); -#endif /* CONFIG_SERIAL_TEXT_DEBUG */ -#ifdef CONFIG_KGDB - ppc_md.setup_io_mappings = ev64260_map_io; - ppc_md.early_serial_map = ev64260_early_serial_map; -#endif /* CONFIG_KGDB */ - -#endif - -#if defined(CONFIG_SERIAL_MPSC) - platform_notify = ev64260_platform_notify; -#endif - - return; -} diff --git a/arch/ppc/platforms/ev64260.h b/arch/ppc/platforms/ev64260.h deleted file mode 100644 index bedffced3a0..00000000000 --- a/arch/ppc/platforms/ev64260.h +++ /dev/null @@ -1,128 +0,0 @@ -/* - * arch/ppc/platforms/ev64260.h - * - * Definitions for Marvell/Galileo EV-64260-BP Evaluation Board. - * - * Author: Mark A. Greer <mgreer@mvista.com> - * - * 2001-2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -/* - * The MV64x60 has 2 PCI buses each with 1 window from the CPU bus to - * PCI I/O space and 4 windows from the CPU bus to PCI MEM space. - * We'll only use one PCI MEM window on each PCI bus. - * - * This is the CPU physical memory map (windows must be at least 1MB and start - * on a boundary that is a multiple of the window size): - * - * 0xfc000000-0xffffffff - External FLASH on device module - * 0xfbf00000-0xfbffffff - Embedded (on board) FLASH - * 0xfbe00000-0xfbefffff - GT64260 Registers (preferably) - * but really a config option - * 0xfbd00000-0xfbdfffff - External SRAM on device module - * 0xfbc00000-0xfbcfffff - TODC chip on device module - * 0xfbb00000-0xfbbfffff - External UART on device module - * 0xa2000000-0xfbafffff - <hole> - * 0xa1000000-0xa1ffffff - PCI 1 I/O (defined in gt64260.h) - * 0xa0000000-0xa0ffffff - PCI 0 I/O (defined in gt64260.h) - * 0x90000000-0x9fffffff - PCI 1 MEM (defined in gt64260.h) - * 0x80000000-0x8fffffff - PCI 0 MEM (defined in gt64260.h) - */ - -#ifndef __PPC_PLATFORMS_EV64260_H -#define __PPC_PLATFORMS_EV64260_H - -/* PCI mappings */ -#define EV64260_PCI0_IO_CPU_BASE 0xa0000000 -#define EV64260_PCI0_IO_PCI_BASE 0x00000000 -#define EV64260_PCI0_IO_SIZE 0x01000000 - -#define EV64260_PCI0_MEM_CPU_BASE 0x80000000 -#define EV64260_PCI0_MEM_PCI_BASE 0x80000000 -#define EV64260_PCI0_MEM_SIZE 0x10000000 - -#define EV64260_PCI1_IO_CPU_BASE (EV64260_PCI0_IO_CPU_BASE + \ - EV64260_PCI0_IO_SIZE) -#define EV64260_PCI1_IO_PCI_BASE (EV64260_PCI0_IO_PCI_BASE + \ - EV64260_PCI0_IO_SIZE) -#define EV64260_PCI1_IO_SIZE 0x01000000 - -#define EV64260_PCI1_MEM_CPU_BASE (EV64260_PCI0_MEM_CPU_BASE + \ - EV64260_PCI0_MEM_SIZE) -#define EV64260_PCI1_MEM_PCI_BASE (EV64260_PCI0_MEM_PCI_BASE + \ - EV64260_PCI0_MEM_SIZE) -#define EV64260_PCI1_MEM_SIZE 0x10000000 - -/* CPU Physical Memory Map setup (other than PCI) */ -#define EV64260_EXT_FLASH_BASE 0xfc000000 -#define EV64260_EMB_FLASH_BASE 0xfbf00000 -#define EV64260_EXT_SRAM_BASE 0xfbd00000 -#define EV64260_TODC_BASE 0xfbc00000 -#define EV64260_UART_BASE 0xfbb00000 - -#define EV64260_EXT_FLASH_SIZE_ACTUAL 0x04000000 /* <= 64MB Extern FLASH */ -#define EV64260_EMB_FLASH_SIZE_ACTUAL 0x00080000 /* 512KB of Embed FLASH */ -#define EV64260_EXT_SRAM_SIZE_ACTUAL 0x00100000 /* 1MB SDRAM */ -#define EV64260_TODC_SIZE_ACTUAL 0x00000020 /* 32 bytes for TODC */ -#define EV64260_UART_SIZE_ACTUAL 0x00000040 /* 64 bytes for DUART */ - -#define EV64260_EXT_FLASH_SIZE max(GT64260_WINDOW_SIZE_MIN, \ - EV64260_EXT_FLASH_SIZE_ACTUAL) -#define EV64260_EMB_FLASH_SIZE max(GT64260_WINDOW_SIZE_MIN, \ - EV64260_EMB_FLASH_SIZE_ACTUAL) -#define EV64260_EXT_SRAM_SIZE max(GT64260_WINDOW_SIZE_MIN, \ - EV64260_EXT_SRAM_SIZE_ACTUAL) -#define EV64260_TODC_SIZE max(GT64260_WINDOW_SIZE_MIN, \ - EV64260_TODC_SIZE_ACTUAL) -/* Assembler in bootwrapper blows up if 'max' is used */ -#define EV64260_UART_SIZE GT64260_WINDOW_SIZE_MIN -#define EV64260_UART_END ((EV64260_UART_BASE + \ - EV64260_UART_SIZE - 1) & 0xfff00000) - -/* Board-specific IRQ info */ -#define EV64260_UART_0_IRQ 85 -#define EV64260_UART_1_IRQ 86 -#define EV64260_PCI_0_IRQ 91 -#define EV64260_PCI_1_IRQ 93 - -/* Serial port setup */ -#define EV64260_DEFAULT_BAUD 115200 - -#if defined(CONFIG_SERIAL_MPSC_CONSOLE) -#define SERIAL_PORT_DFNS - -#define EV64260_MPSC_CLK_SRC 8 /* TCLK */ -#define EV64260_MPSC_CLK_FREQ 100000000 /* 100MHz clk */ -#else -#define EV64260_SERIAL_0 (EV64260_UART_BASE + 0x20) -#define EV64260_SERIAL_1 EV64260_UART_BASE - -#define BASE_BAUD (EV64260_DEFAULT_BAUD * 2) - -#ifdef CONFIG_SERIAL_MANY_PORTS -#define RS_TABLE_SIZE 64 -#else -#define RS_TABLE_SIZE 2 -#endif - -#ifdef CONFIG_SERIAL_DETECT_IRQ -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST|ASYNC_AUTO_IRQ) -#else -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST) -#endif - -/* Required for bootloader's ns16550.c code */ -#define STD_SERIAL_PORT_DFNS \ - { 0, BASE_BAUD, EV64260_SERIAL_0, EV64260_UART_0_IRQ, STD_COM_FLAGS, \ - iomem_base: (u8 *)EV64260_SERIAL_0, /* ttyS0 */ \ - iomem_reg_shift: 2, \ - io_type: SERIAL_IO_MEM }, - -#define SERIAL_PORT_DFNS \ - STD_SERIAL_PORT_DFNS -#endif -#endif /* __PPC_PLATFORMS_EV64260_H */ diff --git a/arch/ppc/platforms/fads.h b/arch/ppc/platforms/fads.h deleted file mode 100644 index b60c56450b6..00000000000 --- a/arch/ppc/platforms/fads.h +++ /dev/null @@ -1,154 +0,0 @@ -/* - * A collection of structures, addresses, and values associated with - * the Motorola 860T FADS board. Copied from the MBX stuff. - * - * Copyright (c) 1998 Dan Malek (dmalek@jlc.net) - * - * Added MPC86XADS support. - * The MPC86xADS manual says the board "is compatible with the MPC8xxFADS - * for SW point of view". This is 99% correct. - * - * Author: MontaVista Software, Inc. - * source@mvista.com - * 2005 (c) MontaVista Software, Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is licensed - * "as is" without any warranty of any kind, whether express or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_FADS_H__ -#define __ASM_FADS_H__ - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -#if defined(CONFIG_MPC86XADS) - -/* U-Boot maps BCSR to 0xff080000 */ -#define BCSR_ADDR ((uint)0xff080000) - -/* MPC86XADS has one more CPLD and an additional BCSR. - */ -#define CFG_PHYDEV_ADDR ((uint)0xff0a0000) -#define BCSR5 ((uint)(CFG_PHYDEV_ADDR + 0x300)) - -#define BCSR5_T1_RST 0x10 -#define BCSR5_ATM155_RST 0x08 -#define BCSR5_ATM25_RST 0x04 -#define BCSR5_MII1_EN 0x02 -#define BCSR5_MII1_RST 0x01 - -/* There is no PHY link change interrupt */ -#define PHY_INTERRUPT (-1) - -#else /* FADS */ - -/* Memory map is configured by the PROM startup. - * I tried to follow the FADS manual, although the startup PROM - * dictates this and we simply have to move some of the physical - * addresses for Linux. - */ -#define BCSR_ADDR ((uint)0xff010000) - -/* PHY link change interrupt */ -#define PHY_INTERRUPT SIU_IRQ2 - -#endif /* CONFIG_MPC86XADS */ - -#define BCSR_SIZE ((uint)(64 * 1024)) -#define BCSR0 ((uint)(BCSR_ADDR + 0x00)) -#define BCSR1 ((uint)(BCSR_ADDR + 0x04)) -#define BCSR2 ((uint)(BCSR_ADDR + 0x08)) -#define BCSR3 ((uint)(BCSR_ADDR + 0x0c)) -#define BCSR4 ((uint)(BCSR_ADDR + 0x10)) - -#define IMAP_ADDR ((uint)0xff000000) -#define IMAP_SIZE ((uint)(64 * 1024)) - -#define PCMCIA_MEM_ADDR ((uint)0xff020000) -#define PCMCIA_MEM_SIZE ((uint)(64 * 1024)) - -/* Bits of interest in the BCSRs. - */ -#define BCSR1_ETHEN ((uint)0x20000000) -#define BCSR1_IRDAEN ((uint)0x10000000) -#define BCSR1_RS232EN_1 ((uint)0x01000000) -#define BCSR1_PCCEN ((uint)0x00800000) -#define BCSR1_PCCVCC0 ((uint)0x00400000) -#define BCSR1_PCCVPP0 ((uint)0x00200000) -#define BCSR1_PCCVPP1 ((uint)0x00100000) -#define BCSR1_PCCVPP_MASK (BCSR1_PCCVPP0 | BCSR1_PCCVPP1) -#define BCSR1_RS232EN_2 ((uint)0x00040000) -#define BCSR1_PCCVCC1 ((uint)0x00010000) -#define BCSR1_PCCVCC_MASK (BCSR1_PCCVCC0 | BCSR1_PCCVCC1) - -#define BCSR4_ETHLOOP ((uint)0x80000000) /* EEST Loopback */ -#define BCSR4_EEFDX ((uint)0x40000000) /* EEST FDX enable */ -#define BCSR4_FETH_EN ((uint)0x08000000) /* PHY enable */ -#define BCSR4_FETHCFG0 ((uint)0x04000000) /* PHY autoneg mode */ -#define BCSR4_FETHCFG1 ((uint)0x00400000) /* PHY autoneg mode */ -#define BCSR4_FETHFDE ((uint)0x02000000) /* PHY FDX advertise */ -#define BCSR4_FETHRST ((uint)0x00200000) /* PHY Reset */ - -/* IO_BASE definition for pcmcia. - */ -#define _IO_BASE 0x80000000 -#define _IO_BASE_SIZE 0x1000 - -#ifdef CONFIG_IDE -#define MAX_HWIFS 1 -#endif - -/* Interrupt level assignments. - */ -#define FEC_INTERRUPT SIU_LEVEL1 /* FEC interrupt */ - -/* We don't use the 8259. - */ -#define NR_8259_INTS 0 - -/* CPM Ethernet through SCC1 or SCC2 */ - -#ifdef CONFIG_SCC1_ENET /* Probably 860 variant */ -/* Bits in parallel I/O port registers that have to be set/cleared - * to configure the pins for SCC1 use. - * TCLK - CLK1, RCLK - CLK2. - */ -#define PA_ENET_RXD ((ushort)0x0001) -#define PA_ENET_TXD ((ushort)0x0002) -#define PA_ENET_TCLK ((ushort)0x0100) -#define PA_ENET_RCLK ((ushort)0x0200) -#define PB_ENET_TENA ((uint)0x00001000) -#define PC_ENET_CLSN ((ushort)0x0010) -#define PC_ENET_RENA ((ushort)0x0020) - -/* Control bits in the SICR to route TCLK (CLK1) and RCLK (CLK2) to - * SCC1. Also, make sure GR1 (bit 24) and SC1 (bit 25) are zero. - */ -#define SICR_ENET_MASK ((uint)0x000000ff) -#define SICR_ENET_CLKRT ((uint)0x0000002c) -#endif /* CONFIG_SCC1_ENET */ - -#ifdef CONFIG_SCC2_ENET /* Probably 823/850 variant */ -/* Bits in parallel I/O port registers that have to be set/cleared - * to configure the pins for SCC1 use. - * TCLK - CLK1, RCLK - CLK2. - */ -#define PA_ENET_RXD ((ushort)0x0004) -#define PA_ENET_TXD ((ushort)0x0008) -#define PA_ENET_TCLK ((ushort)0x0400) -#define PA_ENET_RCLK ((ushort)0x0200) -#define PB_ENET_TENA ((uint)0x00002000) -#define PC_ENET_CLSN ((ushort)0x0040) -#define PC_ENET_RENA ((ushort)0x0080) - -/* Control bits in the SICR to route TCLK and RCLK to - * SCC2. Also, make sure GR1 (bit 24) and SC1 (bit 25) are zero. - */ -#define SICR_ENET_MASK ((uint)0x0000ff00) -#define SICR_ENET_CLKRT ((uint)0x00002e00) -#endif /* CONFIG_SCC2_ENET */ - -#endif /* __ASM_FADS_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/gemini.h b/arch/ppc/platforms/gemini.h deleted file mode 100644 index 06de5924891..00000000000 --- a/arch/ppc/platforms/gemini.h +++ /dev/null @@ -1,168 +0,0 @@ -/* - * arch/ppc/platforms/gemini.h - * - * - * Onboard registers and descriptions for Synergy Microsystems' - * "Gemini" boards. - * - */ -#ifdef __KERNEL__ -#ifndef __PPC_GEMINI_H -#define __PPC_GEMINI_H - -/* Registers */ - -#define GEMINI_SERIAL_B (0xffeffb00) -#define GEMINI_SERIAL_A (0xffeffb08) -#define GEMINI_USWITCH (0xffeffd00) -#define GEMINI_BREV (0xffeffe00) -#define GEMINI_BECO (0xffeffe08) -#define GEMINI_FEAT (0xffeffe10) -#define GEMINI_BSTAT (0xffeffe18) -#define GEMINI_CPUSTAT (0xffeffe20) -#define GEMINI_L2CFG (0xffeffe30) -#define GEMINI_MEMCFG (0xffeffe38) -#define GEMINI_FLROM (0xffeffe40) -#define GEMINI_P0PCI (0xffeffe48) -#define GEMINI_FLWIN (0xffeffe50) -#define GEMINI_P0INTMASK (0xffeffe60) -#define GEMINI_P0INTAP (0xffeffe68) -#define GEMINI_PCIERR (0xffeffe70) -#define GEMINI_LEDBASE (0xffeffe80) -#define GEMINI_RTC (0xffe9fff8) -#define GEMINI_LEDS 8 -#define GEMINI_SWITCHES 8 - - -/* Flash ROM bit definitions */ -#define GEMINI_FLS_WEN (1<<0) -#define GEMINI_FLS_JMP (1<<6) -#define GEMINI_FLS_BOOT (1<<7) - -/* Memory bit definitions */ -#define GEMINI_MEM_TYPE_MASK 0xc0 -#define GEMINI_MEM_SIZE_MASK 0x38 -#define GEMINI_MEM_BANK_MASK 0x07 - -/* L2 cache bit definitions */ -#define GEMINI_L2_SIZE_MASK 0xc0 -#define GEMINI_L2_RATIO_MASK 0x03 - -/* Timebase register bit definitons */ -#define GEMINI_TIMEB0_EN (1<<0) -#define GEMINI_TIMEB1_EN (1<<1) -#define GEMINI_TIMEB2_EN (1<<2) -#define GEMINI_TIMEB3_EN (1<<3) - -/* CPU status bit definitions */ -#define GEMINI_CPU_ID_MASK 0x03 -#define GEMINI_CPU_COUNT_MASK 0x0c -#define GEMINI_CPU0_HALTED (1<<4) -#define GEMINI_CPU1_HALTED (1<<5) -#define GEMINI_CPU2_HALTED (1<<6) -#define GEMINI_CPU3_HALTED (1<<7) - -/* Board status bit definitions */ -#define GEMINI_BRD_FAIL (1<<0) /* FAIL led is lit */ -#define GEMINI_BRD_BUS_MASK 0x0c /* PowerPC bus speed */ - -/* Board family/feature bit descriptions */ -#define GEMINI_FEAT_HAS_FLASH (1<<0) -#define GEMINI_FEAT_HAS_ETH (1<<1) -#define GEMINI_FEAT_HAS_SCSI (1<<2) -#define GEMINI_FEAT_HAS_P0 (1<<3) -#define GEMINI_FEAT_FAM_MASK 0xf0 - -/* Mod/ECO bit definitions */ -#define GEMINI_ECO_LEVEL_MASK 0x0f -#define GEMINI_MOD_MASK 0xf0 - -/* Type/revision bit definitions */ -#define GEMINI_REV_MASK 0x0f -#define GEMINI_TYPE_MASK 0xf0 - -/* User switch definitions */ -#define GEMINI_SWITCH_VERBOSE 1 /* adds "debug" to boot cmd line */ -#define GEMINI_SWITCH_SINGLE_USER 7 /* boots into "single-user" mode */ - -#define SGS_RTC_CONTROL 0 -#define SGS_RTC_SECONDS 1 -#define SGS_RTC_MINUTES 2 -#define SGS_RTC_HOURS 3 -#define SGS_RTC_DAY 4 -#define SGS_RTC_DAY_OF_MONTH 5 -#define SGS_RTC_MONTH 6 -#define SGS_RTC_YEAR 7 - -#define SGS_RTC_SET 0x80 -#define SGS_RTC_IS_STOPPED 0x80 - -#define GRACKLE_CONFIG_ADDR_ADDR (0xfec00000) -#define GRACKLE_CONFIG_DATA_ADDR (0xfee00000) - -#define GEMINI_BOOT_INIT (0xfff00100) - -#ifndef __ASSEMBLY__ - -static inline void grackle_write( unsigned long addr, unsigned long data ) -{ - __asm__ __volatile__( - " stwbrx %1, 0, %0\n \ - sync\n \ - stwbrx %3, 0, %2\n \ - sync " - : /* no output */ - : "r" (GRACKLE_CONFIG_ADDR_ADDR), "r" (addr), - "r" (GRACKLE_CONFIG_DATA_ADDR), "r" (data)); -} - -static inline unsigned long grackle_read( unsigned long addr ) -{ - unsigned long val; - - __asm__ __volatile__( - " stwbrx %1, 0, %2\n \ - sync\n \ - lwbrx %0, 0, %3\n \ - sync " - : "=r" (val) - : "r" (addr), "r" (GRACKLE_CONFIG_ADDR_ADDR), - "r" (GRACKLE_CONFIG_DATA_ADDR)); - - return val; -} - -static inline void gemini_led_on( int led ) -{ - if (led >= 0 && led < GEMINI_LEDS) - *(unsigned char *)(GEMINI_LEDBASE + (led<<3)) = 1; -} - -static inline void gemini_led_off(int led) -{ - if (led >= 0 && led < GEMINI_LEDS) - *(unsigned char *)(GEMINI_LEDBASE + (led<<3)) = 0; -} - -static inline int gemini_led_val(int led) -{ - int val = 0; - if (led >= 0 && led < GEMINI_LEDS) - val = *(unsigned char *)(GEMINI_LEDBASE + (led<<3)); - return (val & 0x1); -} - -/* returns processor id from the board */ -static inline int gemini_processor(void) -{ - unsigned char cpu = *(unsigned char *)(GEMINI_CPUSTAT); - return (int) ((cpu == 0) ? 4 : (cpu & GEMINI_CPU_ID_MASK)); -} - - -extern void _gemini_reboot(void); -extern void gemini_prom_init(void); -extern void gemini_init_l2(void); -#endif /* __ASSEMBLY__ */ -#endif -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/gemini_pci.c b/arch/ppc/platforms/gemini_pci.c deleted file mode 100644 index 95656091ba2..00000000000 --- a/arch/ppc/platforms/gemini_pci.c +++ /dev/null @@ -1,41 +0,0 @@ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/pci.h> -#include <linux/slab.h> - -#include <asm/machdep.h> -#include <platforms/gemini.h> -#include <asm/byteorder.h> -#include <asm/io.h> -#include <asm/uaccess.h> -#include <asm/pci-bridge.h> - -void __init gemini_pcibios_fixup(void) -{ - int i; - struct pci_dev *dev = NULL; - - for_each_pci_dev(dev) { - for(i = 0; i < 6; i++) { - if (dev->resource[i].flags & IORESOURCE_IO) { - dev->resource[i].start |= (0xfe << 24); - dev->resource[i].end |= (0xfe << 24); - } - } - } -} - - -/* The "bootloader" for Synergy boards does none of this for us, so we need to - lay it all out ourselves... --Dan */ -void __init gemini_find_bridges(void) -{ - struct pci_controller* hose; - - ppc_md.pcibios_fixup = gemini_pcibios_fixup; - - hose = pcibios_alloc_controller(); - if (!hose) - return; - setup_indirect_pci(hose, 0xfec00000, 0xfee00000); -} diff --git a/arch/ppc/platforms/gemini_prom.S b/arch/ppc/platforms/gemini_prom.S deleted file mode 100644 index 8c5065d5650..00000000000 --- a/arch/ppc/platforms/gemini_prom.S +++ /dev/null @@ -1,93 +0,0 @@ -/* - * arch/ppc/platforms/gemini_prom.S - * - * Not really prom support code (yet), but sort of anti-prom code. The current - * bootloader does a number of things it shouldn't and doesn't do things that it - * should. The stuff in here is mainly a hodge-podge collection of setup code - * to get the board up and running. - * ---Dan - */ - -#include <linux/config.h> -#include <asm/reg.h> -#include <asm/page.h> -#include <platforms/gemini.h> -#include <asm/ppc_asm.h> - -/* - * On 750's the MMU is on when Linux is booted, so we need to clear out the - * bootloader's BAT settings, make sure we're in supervisor state (gotcha!), - * and turn off the MMU. - * - */ - -_GLOBAL(gemini_prom_init) -#ifdef CONFIG_SMP - /* Since the MMU's on, get stuff in rom space that we'll need */ - lis r4,GEMINI_CPUSTAT@h - ori r4,r4,GEMINI_CPUSTAT@l - lbz r5,0(r4) - andi. r5,r5,3 - mr r24,r5 /* cpu # used later on */ -#endif - mfmsr r4 - li r3,MSR_PR /* ensure supervisor! */ - ori r3,r3,MSR_IR|MSR_DR - andc r4,r4,r3 - mtmsr r4 - isync -#if 0 - /* zero out the bats now that the MMU is off */ -prom_no_mmu: - li r3,0 - mtspr SPRN_IBAT0U,r3 - mtspr SPRN_IBAT0L,r3 - mtspr SPRN_IBAT1U,r3 - mtspr SPRN_IBAT1L,r3 - mtspr SPRN_IBAT2U,r3 - mtspr SPRN_IBAT2L,r3 - mtspr SPRN_IBAT3U,r3 - mtspr SPRN_IBAT3L,r3 - - mtspr SPRN_DBAT0U,r3 - mtspr SPRN_DBAT0L,r3 - mtspr SPRN_DBAT1U,r3 - mtspr SPRN_DBAT1L,r3 - mtspr SPRN_DBAT2U,r3 - mtspr SPRN_DBAT2L,r3 - mtspr SPRN_DBAT3U,r3 - mtspr SPRN_DBAT3L,r3 -#endif - - /* the bootloader (as far as I'm currently aware) doesn't mess with page - tables, but since we're already here, might as well zap these, too */ - li r4,0 - mtspr SPRN_SDR1,r4 - - li r4,16 - mtctr r4 - li r3,0 - li r4,0 -3: mtsrin r3,r4 - addi r3,r3,1 - bdnz 3b - -#ifdef CONFIG_SMP - /* The 750 book (and Mot/IBM support) says that this will "assist" snooping - when in SMP. Not sure yet whether this should stay or leave... */ - mfspr r4,SPRN_HID0 - ori r4,r4,HID0_ABE - mtspr SPRN_HID0,r4 - sync -#endif /* CONFIG_SMP */ - blr - -/* apparently, SMon doesn't pay attention to HID0[SRST]. Disable the MMU and - branch to 0xfff00100 */ -_GLOBAL(_gemini_reboot) - lis r5,GEMINI_BOOT_INIT@h - ori r5,r5,GEMINI_BOOT_INIT@l - li r6,MSR_IP - mtspr SPRN_SRR0,r5 - mtspr SPRN_SRR1,r6 - rfi diff --git a/arch/ppc/platforms/gemini_serial.h b/arch/ppc/platforms/gemini_serial.h deleted file mode 100644 index 69855aeec88..00000000000 --- a/arch/ppc/platforms/gemini_serial.h +++ /dev/null @@ -1,41 +0,0 @@ -#ifdef __KERNEL__ -#ifndef __ASMPPC_GEMINI_SERIAL_H -#define __ASMPPC_GEMINI_SERIAL_H - -#include <linux/config.h> -#include <platforms/gemini.h> - -#ifdef CONFIG_SERIAL_MANY_PORTS -#define RS_TABLE_SIZE 64 -#else -#define RS_TABLE_SIZE 4 -#endif - -/* Rate for the 24.576 Mhz clock for the onboard serial chip */ -#define BASE_BAUD (24576000 / 16) - -#ifdef CONFIG_SERIAL_DETECT_IRQ -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST|ASYNC_AUTO_IRQ) -#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_AUTO_IRQ) -#else -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST) -#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF) -#endif - -#define STD_SERIAL_PORT_DEFNS \ - { 0, BASE_BAUD, GEMINI_SERIAL_A, 15, STD_COM_FLAGS }, /* ttyS0 */ \ - { 0, BASE_BAUD, GEMINI_SERIAL_B, 14, STD_COM_FLAGS }, /* ttyS1 */ \ - -#ifdef CONFIG_GEMINI_PU32 -#define PU32_SERIAL_PORT_DEFNS \ - { 0, BASE_BAUD, NULL, 0, STD_COM_FLAGS }, -#else -#define PU32_SERIAL_PORT_DEFNS -#endif - -#define SERIAL_PORT_DFNS \ - STD_SERIAL_PORT_DEFNS \ - PU32_SERIAL_PORT_DEFNS - -#endif -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/gemini_setup.c b/arch/ppc/platforms/gemini_setup.c deleted file mode 100644 index e391e52383c..00000000000 --- a/arch/ppc/platforms/gemini_setup.c +++ /dev/null @@ -1,581 +0,0 @@ -/* - * arch/ppc/platforms/gemini_setup.c - * - * Copyright (C) 1995 Linus Torvalds - * Adapted from 'alpha' version by Gary Thomas - * Modified by Cort Dougan (cort@cs.nmt.edu) - * Synergy Microsystems board support by Dan Cox (dan@synergymicro.com) - * - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/time.h> -#include <linux/kdev_t.h> -#include <linux/types.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/bcd.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/m48t35.h> -#include <platforms/gemini.h> -#include <asm/time.h> -#include <asm/open_pic.h> -#include <asm/bootinfo.h> - -void gemini_find_bridges(void); -static int gemini_get_clock_speed(void); -extern void gemini_pcibios_fixup(void); - -static char *gemini_board_families[] = { - "VGM", "VSS", "KGM", "VGR", "VCM", "VCS", "KCM", "VCR" -}; -static int gemini_board_count = sizeof(gemini_board_families) / - sizeof(gemini_board_families[0]); - -static unsigned int cpu_7xx[16] = { - 0, 15, 14, 0, 0, 13, 5, 9, 6, 11, 8, 10, 16, 12, 7, 0 -}; -static unsigned int cpu_6xx[16] = { - 0, 0, 14, 0, 0, 13, 5, 9, 6, 11, 8, 10, 0, 12, 7, 0 -}; - -/* - * prom_init is the Gemini version of prom.c:prom_init. We only need - * the BSS clearing code, so I copied that out of prom.c. This is a - * lot simpler than hacking prom.c so it will build with Gemini. -VAL - */ - -#define PTRRELOC(x) ((typeof(x))((unsigned long)(x) + offset)) - -unsigned long -prom_init(void) -{ - unsigned long offset = reloc_offset(); - unsigned long phys; - extern char __bss_start, _end; - - /* First zero the BSS -- use memset, some arches don't have - * caches on yet */ - memset_io(PTRRELOC(&__bss_start),0 , &_end - &__bss_start); - - /* Default */ - phys = offset + KERNELBASE; - - gemini_prom_init(); - - return phys; -} - -int -gemini_show_cpuinfo(struct seq_file *m) -{ - unsigned char reg, rev; - char *family; - unsigned int type; - - reg = readb(GEMINI_FEAT); - family = gemini_board_families[((reg>>4) & 0xf)]; - if (((reg>>4) & 0xf) > gemini_board_count) - printk(KERN_ERR "cpuinfo(): unable to determine board family\n"); - - reg = readb(GEMINI_BREV); - type = (reg>>4) & 0xf; - rev = reg & 0xf; - - reg = readb(GEMINI_BECO); - - seq_printf(m, "machine\t\t: Gemini %s%d, rev %c, eco %d\n", - family, type, (rev + 'A'), (reg & 0xf)); - - seq_printf(m, "board\t\t: Gemini %s", family); - if (type > 9) - seq_printf(m, "%c", (type - 10) + 'A'); - else - seq_printf(m, "%d", type); - - seq_printf(m, ", rev %c, eco %d\n", (rev + 'A'), (reg & 0xf)); - - seq_printf(m, "clock\t\t: %dMhz\n", gemini_get_clock_speed()); - - return 0; -} - -static u_char gemini_openpic_initsenses[] = { - 1, - 1, - 1, - 1, - 0, - 0, - 1, /* remainder are level-triggered */ -}; - -#define GEMINI_MPIC_ADDR (0xfcfc0000) -#define GEMINI_MPIC_PCI_CFG (0x80005800) - -void __init gemini_openpic_init(void) -{ - - OpenPIC_Addr = (volatile struct OpenPIC *) - grackle_read(GEMINI_MPIC_PCI_CFG + 0x10); - OpenPIC_InitSenses = gemini_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof( gemini_openpic_initsenses ); - - ioremap( GEMINI_MPIC_ADDR, OPENPIC_SIZE); -} - - -extern unsigned long loops_per_jiffy; -extern int root_mountflags; -extern char cmd_line[]; - -void -gemini_heartbeat(void) -{ - static unsigned long led = GEMINI_LEDBASE+(4*8); - static char direction = 8; - - - /* We only want to do this on 1 CPU */ - if (smp_processor_id()) - return; - *(char *)led = 0; - if ( (led + direction) > (GEMINI_LEDBASE+(7*8)) || - (led + direction) < (GEMINI_LEDBASE+(4*8)) ) - direction *= -1; - led += direction; - *(char *)led = 0xff; - ppc_md.heartbeat_count = ppc_md.heartbeat_reset; -} - -void __init gemini_setup_arch(void) -{ - extern char cmd_line[]; - - - loops_per_jiffy = 50000000/HZ; - -#ifdef CONFIG_BLK_DEV_INITRD - /* bootable off CDROM */ - if (initrd_start) - ROOT_DEV = Root_SR0; - else -#endif - ROOT_DEV = Root_SDA1; - - /* nothing but serial consoles... */ - sprintf(cmd_line, "%s console=ttyS0", cmd_line); - - printk("Boot arguments: %s\n", cmd_line); - - ppc_md.heartbeat = gemini_heartbeat; - ppc_md.heartbeat_reset = HZ/8; - ppc_md.heartbeat_count = 1; - - /* Lookup PCI hosts */ - gemini_find_bridges(); - /* take special pains to map the MPIC, since it isn't mapped yet */ - gemini_openpic_init(); - /* start the L2 */ - gemini_init_l2(); -} - - -int -gemini_get_clock_speed(void) -{ - unsigned long hid1, pvr; - int clock; - - pvr = mfspr(SPRN_PVR); - hid1 = (mfspr(SPRN_HID1) >> 28) & 0xf; - if (PVR_VER(pvr) == 8 || - PVR_VER(pvr) == 12) - hid1 = cpu_7xx[hid1]; - else - hid1 = cpu_6xx[hid1]; - - switch((readb(GEMINI_BSTAT) & 0xc) >> 2) { - - case 0: - default: - clock = (hid1*100)/3; - break; - - case 1: - clock = (hid1*125)/3; - break; - - case 2: - clock = (hid1*50); - break; - } - - return clock; -} - -void __init gemini_init_l2(void) -{ - unsigned char reg, brev, fam, creg; - unsigned long cache; - unsigned long pvr; - - reg = readb(GEMINI_L2CFG); - brev = readb(GEMINI_BREV); - fam = readb(GEMINI_FEAT); - pvr = mfspr(SPRN_PVR); - - switch(PVR_VER(pvr)) { - - case 8: - if (reg & 0xc0) - cache = (((reg >> 6) & 0x3) << 28); - else - cache = 0x3 << 28; - -#ifdef CONFIG_SMP - /* Pre-3.0 processor revs had snooping errata. Leave - their L2's disabled with SMP. -- Dan */ - if (PVR_CFG(pvr) < 3) { - printk("Pre-3.0 750; L2 left disabled!\n"); - return; - } -#endif /* CONFIG_SMP */ - - /* Special case: VGM5-B's came before L2 ratios were set on - the board. Processor speed shouldn't be too high, so - set L2 ratio to 1:1.5. */ - if ((brev == 0x51) && ((fam & 0xa0) >> 4) == 0) - reg |= 1; - - /* determine best cache ratio based upon what the board - tells us (which sometimes _may_ not be true) and - the processor speed. */ - else { - if (gemini_get_clock_speed() > 250) - reg = 2; - } - break; - case 12: - { - static unsigned long l2_size_val = 0; - - if (!l2_size_val) - l2_size_val = _get_L2CR(); - cache = l2_size_val; - break; - } - case 4: - case 9: - creg = readb(GEMINI_CPUSTAT); - if (((creg & 0xc) >> 2) != 1) - printk("Dual-604 boards don't support the use of L2\n"); - else - writeb(1, GEMINI_L2CFG); - return; - default: - printk("Unknown processor; L2 left disabled\n"); - return; - } - - cache |= ((1<<reg) << 25); - cache |= (L2CR_L2RAM_MASK|L2CR_L2CTL|L2CR_L2DO); - _set_L2CR(0); - _set_L2CR(cache | L2CR_L2E); - -} - -void -gemini_restart(char *cmd) -{ - local_irq_disable(); - /* make a clean restart, not via the MPIC */ - _gemini_reboot(); - for(;;); -} - -void -gemini_power_off(void) -{ - for(;;); -} - -void -gemini_halt(void) -{ - gemini_restart(NULL); -} - -void __init gemini_init_IRQ(void) -{ - /* gemini has no 8259 */ - openpic_init(1, 0, 0, -1); -} - -#define gemini_rtc_read(x) (readb(GEMINI_RTC+(x))) -#define gemini_rtc_write(val,x) (writeb((val),(GEMINI_RTC+(x)))) - -/* ensure that the RTC is up and running */ -long __init gemini_time_init(void) -{ - unsigned char reg; - - reg = gemini_rtc_read(M48T35_RTC_CONTROL); - - if ( reg & M48T35_RTC_STOPPED ) { - printk(KERN_INFO "M48T35 real-time-clock was stopped. Now starting...\n"); - gemini_rtc_write((reg & ~(M48T35_RTC_STOPPED)), M48T35_RTC_CONTROL); - gemini_rtc_write((reg | M48T35_RTC_SET), M48T35_RTC_CONTROL); - } - return 0; -} - -#undef DEBUG_RTC - -unsigned long -gemini_get_rtc_time(void) -{ - unsigned int year, mon, day, hour, min, sec; - unsigned char reg; - - reg = gemini_rtc_read(M48T35_RTC_CONTROL); - gemini_rtc_write((reg|M48T35_RTC_READ), M48T35_RTC_CONTROL); -#ifdef DEBUG_RTC - printk("get rtc: reg = %x\n", reg); -#endif - - do { - sec = gemini_rtc_read(M48T35_RTC_SECONDS); - min = gemini_rtc_read(M48T35_RTC_MINUTES); - hour = gemini_rtc_read(M48T35_RTC_HOURS); - day = gemini_rtc_read(M48T35_RTC_DOM); - mon = gemini_rtc_read(M48T35_RTC_MONTH); - year = gemini_rtc_read(M48T35_RTC_YEAR); - } while( sec != gemini_rtc_read(M48T35_RTC_SECONDS)); -#ifdef DEBUG_RTC - printk("get rtc: sec=%x, min=%x, hour=%x, day=%x, mon=%x, year=%x\n", - sec, min, hour, day, mon, year); -#endif - - gemini_rtc_write(reg, M48T35_RTC_CONTROL); - - BCD_TO_BIN(sec); - BCD_TO_BIN(min); - BCD_TO_BIN(hour); - BCD_TO_BIN(day); - BCD_TO_BIN(mon); - BCD_TO_BIN(year); - - if ((year += 1900) < 1970) - year += 100; -#ifdef DEBUG_RTC - printk("get rtc: sec=%x, min=%x, hour=%x, day=%x, mon=%x, year=%x\n", - sec, min, hour, day, mon, year); -#endif - - return mktime( year, mon, day, hour, min, sec ); -} - - -int -gemini_set_rtc_time( unsigned long now ) -{ - unsigned char reg; - struct rtc_time tm; - - to_tm( now, &tm ); - - reg = gemini_rtc_read(M48T35_RTC_CONTROL); -#ifdef DEBUG_RTC - printk("set rtc: reg = %x\n", reg); -#endif - - gemini_rtc_write((reg|M48T35_RTC_SET), M48T35_RTC_CONTROL); -#ifdef DEBUG_RTC - printk("set rtc: tm vals - sec=%x, min=%x, hour=%x, mon=%x, mday=%x, year=%x\n", - tm.tm_sec, tm.tm_min, tm.tm_hour, tm.tm_mon, tm.tm_mday, tm.tm_year); -#endif - - tm.tm_year -= 1900; - BIN_TO_BCD(tm.tm_sec); - BIN_TO_BCD(tm.tm_min); - BIN_TO_BCD(tm.tm_hour); - BIN_TO_BCD(tm.tm_mon); - BIN_TO_BCD(tm.tm_mday); - BIN_TO_BCD(tm.tm_year); -#ifdef DEBUG_RTC - printk("set rtc: tm vals - sec=%x, min=%x, hour=%x, mon=%x, mday=%x, year=%x\n", - tm.tm_sec, tm.tm_min, tm.tm_hour, tm.tm_mon, tm.tm_mday, tm.tm_year); -#endif - - gemini_rtc_write(tm.tm_sec, M48T35_RTC_SECONDS); - gemini_rtc_write(tm.tm_min, M48T35_RTC_MINUTES); - gemini_rtc_write(tm.tm_hour, M48T35_RTC_HOURS); - gemini_rtc_write(tm.tm_mday, M48T35_RTC_DOM); - gemini_rtc_write(tm.tm_mon, M48T35_RTC_MONTH); - gemini_rtc_write(tm.tm_year, M48T35_RTC_YEAR); - - /* done writing */ - gemini_rtc_write(reg, M48T35_RTC_CONTROL); - - return 0; -} - -/* use the RTC to determine the decrementer count */ -void __init gemini_calibrate_decr(void) -{ - int freq, divisor; - unsigned char reg; - - /* determine processor bus speed */ - reg = readb(GEMINI_BSTAT); - - switch(((reg & 0x0c)>>2)&0x3) { - case 0: - default: - freq = 66667; - break; - case 1: - freq = 83000; - break; - case 2: - freq = 100000; - break; - } - - freq *= 1000; - divisor = 4; - tb_ticks_per_jiffy = freq / HZ / divisor; - tb_to_us = mulhwu_scale_factor(freq/divisor, 1000000); -} - -unsigned long __init gemini_find_end_of_memory(void) -{ - unsigned long total; - unsigned char reg; - - reg = readb(GEMINI_MEMCFG); - total = ((1<<((reg & 0x7) - 1)) * - (8<<((reg >> 3) & 0x7))); - total *= (1024*1024); - return total; -} - -static void __init -gemini_map_io(void) -{ - io_block_mapping(0xf0000000, 0xf0000000, 0x10000000, _PAGE_IO); - io_block_mapping(0x80000000, 0x80000000, 0x10000000, _PAGE_IO); -} - -#ifdef CONFIG_SMP -static int -smp_gemini_probe(void) -{ - int i, nr; - - nr = (readb(GEMINI_CPUSTAT) & GEMINI_CPU_COUNT_MASK) >> 2; - if (nr == 0) - nr = 4; - - if (nr > 1) { - openpic_request_IPIs(); - for (i = 1; i < nr; ++i) - smp_hw_index[i] = i; - } - - return nr; -} - -static void -smp_gemini_kick_cpu(int nr) -{ - openpic_reset_processor_phys(1 << nr); - openpic_reset_processor_phys(0); -} - -static void -smp_gemini_setup_cpu(int cpu_nr) -{ - if (OpenPIC_Addr) - do_openpic_setup_cpu(); - if (cpu_nr > 0) - gemini_init_l2(); -} - -static struct smp_ops_t gemini_smp_ops = { - smp_openpic_message_pass, - smp_gemini_probe, - smp_gemini_kick_cpu, - smp_gemini_setup_cpu, - .give_timebase = smp_generic_give_timebase, - .take_timebase = smp_generic_take_timebase, -}; -#endif /* CONFIG_SMP */ - -void __init platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - int i; - - /* Restore BATs for now */ - mtspr(SPRN_DBAT3U, 0xf0001fff); - mtspr(SPRN_DBAT3L, 0xf000002a); - - parse_bootinfo(find_bootinfo()); - - for(i = 0; i < GEMINI_LEDS; i++) - gemini_led_off(i); - - ISA_DMA_THRESHOLD = 0; - DMA_MODE_READ = 0; - DMA_MODE_WRITE = 0; - -#ifdef CONFIG_BLK_DEV_INITRD - if ( r4 ) - { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - } -#endif - - ppc_md.setup_arch = gemini_setup_arch; - ppc_md.show_cpuinfo = gemini_show_cpuinfo; - ppc_md.irq_canonicalize = NULL; - ppc_md.init_IRQ = gemini_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - ppc_md.init = NULL; - - ppc_md.restart = gemini_restart; - ppc_md.power_off = gemini_power_off; - ppc_md.halt = gemini_halt; - - ppc_md.time_init = gemini_time_init; - ppc_md.set_rtc_time = gemini_set_rtc_time; - ppc_md.get_rtc_time = gemini_get_rtc_time; - ppc_md.calibrate_decr = gemini_calibrate_decr; - - ppc_md.find_end_of_memory = gemini_find_end_of_memory; - ppc_md.setup_io_mappings = gemini_map_io; - - ppc_md.pcibios_fixup_bus = gemini_pcibios_fixup; - -#ifdef CONFIG_SMP - ppc_md.smp_ops = &gemini_smp_ops; -#endif /* CONFIG_SMP */ -} diff --git a/arch/ppc/platforms/hdpu.c b/arch/ppc/platforms/hdpu.c deleted file mode 100644 index b659d7b3d74..00000000000 --- a/arch/ppc/platforms/hdpu.c +++ /dev/null @@ -1,1062 +0,0 @@ - -/* - * arch/ppc/platforms/hdpu_setup.c - * - * Board setup routines for the Sky Computers HDPU Compute Blade. - * - * Written by Brian Waite <waite@skycomputers.com> - * - * Based on code done by - Mark A. Greer <mgreer@mvista.com> - * Rabeeh Khoury - rabeeh@galileo.co.il - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> - -#include <linux/pci.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/ide.h> -#include <linux/seq_file.h> - -#include <linux/initrd.h> -#include <linux/root_dev.h> -#include <linux/smp.h> - -#include <asm/time.h> -#include <asm/machdep.h> -#include <asm/todc.h> -#include <asm/mv64x60.h> -#include <asm/ppcboot.h> -#include <platforms/hdpu.h> -#include <linux/mv643xx.h> -#include <linux/hdpu_features.h> -#include <linux/device.h> -#include <linux/mtd/physmap.h> - -#define BOARD_VENDOR "Sky Computers" -#define BOARD_MACHINE "HDPU-CB-A" - -bd_t ppcboot_bd; -int ppcboot_bd_valid = 0; - -static mv64x60_handle_t bh; - -extern char cmd_line[]; - -unsigned long hdpu_find_end_of_memory(void); -void hdpu_mpsc_progress(char *s, unsigned short hex); -void hdpu_heartbeat(void); - -static void parse_bootinfo(unsigned long r3, - unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7); -static void hdpu_set_l1pe(void); -static void hdpu_cpustate_set(unsigned char new_state); -#ifdef CONFIG_SMP -static spinlock_t timebase_lock = SPIN_LOCK_UNLOCKED; -static unsigned int timebase_upper = 0, timebase_lower = 0; -extern int smp_tb_synchronized; - -void __devinit hdpu_tben_give(void); -void __devinit hdpu_tben_take(void); -#endif - -static int __init -hdpu_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - struct pci_controller *hose = pci_bus_to_hose(dev->bus->number); - - if (hose->index == 0) { - static char pci_irq_table[][4] = { - {HDPU_PCI_0_IRQ, 0, 0, 0}, - {HDPU_PCI_0_IRQ, 0, 0, 0}, - }; - - const long min_idsel = 1, max_idsel = 2, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } else { - static char pci_irq_table[][4] = { - {HDPU_PCI_1_IRQ, 0, 0, 0}, - }; - - const long min_idsel = 1, max_idsel = 1, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } -} - -static void __init hdpu_intr_setup(void) -{ - mv64x60_write(&bh, MV64x60_GPP_IO_CNTL, - (1 | (1 << 2) | (1 << 3) | (1 << 4) | (1 << 5) | - (1 << 6) | (1 << 7) | (1 << 12) | (1 << 16) | - (1 << 18) | (1 << 19) | (1 << 20) | (1 << 21) | - (1 << 22) | (1 << 23) | (1 << 24) | (1 << 25) | - (1 << 26) | (1 << 27) | (1 << 28) | (1 << 29))); - - /* XXXX Erranum FEr PCI-#8 */ - mv64x60_clr_bits(&bh, MV64x60_PCI0_CMD, (1 << 5) | (1 << 9)); - mv64x60_clr_bits(&bh, MV64x60_PCI1_CMD, (1 << 5) | (1 << 9)); - - /* - * Dismiss and then enable interrupt on GPP interrupt cause - * for CPU #0 - */ - mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, ~((1 << 8) | (1 << 13))); - mv64x60_set_bits(&bh, MV64x60_GPP_INTR_MASK, (1 << 8) | (1 << 13)); - - /* - * Dismiss and then enable interrupt on CPU #0 high cause reg - * BIT25 summarizes GPP interrupts 8-15 - */ - mv64x60_set_bits(&bh, MV64360_IC_CPU0_INTR_MASK_HI, (1 << 25)); -} - -static void __init hdpu_setup_peripherals(void) -{ - unsigned int val; - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN, - HDPU_EMB_FLASH_BASE, HDPU_EMB_FLASH_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN, - HDPU_TBEN_BASE, HDPU_TBEN_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN, - HDPU_NEXUS_ID_BASE, HDPU_NEXUS_ID_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN, - HDPU_INTERNAL_SRAM_BASE, - HDPU_INTERNAL_SRAM_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN); - - bh.ci->disable_window_32bit(&bh, MV64x60_ENET2MEM_4_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_ENET2MEM_4_WIN, 0, 0, 0); - - mv64x60_clr_bits(&bh, MV64x60_PCI0_PCI_DECODE_CNTL, (1 << 3)); - mv64x60_clr_bits(&bh, MV64x60_PCI1_PCI_DECODE_CNTL, (1 << 3)); - mv64x60_clr_bits(&bh, MV64x60_TIMR_CNTR_0_3_CNTL, - ((1 << 0) | (1 << 8) | (1 << 16) | (1 << 24))); - - /* Enable pipelining */ - mv64x60_set_bits(&bh, MV64x60_CPU_CONFIG, (1 << 13)); - /* Enable Snoop Pipelineing */ - mv64x60_set_bits(&bh, MV64360_D_UNIT_CONTROL_HIGH, (1 << 24)); - - /* - * Change DRAM read buffer assignment. - * Assign read buffer 0 dedicated only for CPU, - * and the rest read buffer 1. - */ - val = mv64x60_read(&bh, MV64360_SDRAM_CONFIG); - val = val & 0x03ffffff; - val = val | 0xf8000000; - mv64x60_write(&bh, MV64360_SDRAM_CONFIG, val); - - /* - * Configure internal SRAM - - * Cache coherent write back, if CONFIG_MV64360_SRAM_CACHE_COHERENT set - * Parity enabled. - * Parity error propagation - * Arbitration not parked for CPU only - * Other bits are reserved. - */ -#ifdef CONFIG_MV64360_SRAM_CACHE_COHERENT - mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b2); -#else - mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b0); -#endif - - hdpu_intr_setup(); -} - -static void __init hdpu_setup_bridge(void) -{ - struct mv64x60_setup_info si; - int i; - - memset(&si, 0, sizeof(si)); - - si.phys_reg_base = HDPU_BRIDGE_REG_BASE; - si.pci_0.enable_bus = 1; - si.pci_0.pci_io.cpu_base = HDPU_PCI0_IO_START_PROC_ADDR; - si.pci_0.pci_io.pci_base_hi = 0; - si.pci_0.pci_io.pci_base_lo = HDPU_PCI0_IO_START_PCI_ADDR; - si.pci_0.pci_io.size = HDPU_PCI0_IO_SIZE; - si.pci_0.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_0.pci_mem[0].cpu_base = HDPU_PCI0_MEM_START_PROC_ADDR; - si.pci_0.pci_mem[0].pci_base_hi = HDPU_PCI0_MEM_START_PCI_HI_ADDR; - si.pci_0.pci_mem[0].pci_base_lo = HDPU_PCI0_MEM_START_PCI_LO_ADDR; - si.pci_0.pci_mem[0].size = HDPU_PCI0_MEM_SIZE; - si.pci_0.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_0.pci_cmd_bits = 0; - si.pci_0.latency_timer = 0x80; - - si.pci_1.enable_bus = 1; - si.pci_1.pci_io.cpu_base = HDPU_PCI1_IO_START_PROC_ADDR; - si.pci_1.pci_io.pci_base_hi = 0; - si.pci_1.pci_io.pci_base_lo = HDPU_PCI1_IO_START_PCI_ADDR; - si.pci_1.pci_io.size = HDPU_PCI1_IO_SIZE; - si.pci_1.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_mem[0].cpu_base = HDPU_PCI1_MEM_START_PROC_ADDR; - si.pci_1.pci_mem[0].pci_base_hi = HDPU_PCI1_MEM_START_PCI_HI_ADDR; - si.pci_1.pci_mem[0].pci_base_lo = HDPU_PCI1_MEM_START_PCI_LO_ADDR; - si.pci_1.pci_mem[0].size = HDPU_PCI1_MEM_SIZE; - si.pci_1.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_cmd_bits = 0; - si.pci_1.latency_timer = 0x80; - - for (i = 0; i < MV64x60_CPU2MEM_WINDOWS; i++) { -#if defined(CONFIG_NOT_COHERENT_CACHE) - si.cpu_prot_options[i] = 0; - si.enet_options[i] = MV64360_ENET2MEM_SNOOP_NONE; - si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_NONE; - si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_NONE; - - si.pci_1.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_NONE | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_128_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES; - - si.pci_0.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_NONE | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_128_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES; - -#else - si.cpu_prot_options[i] = 0; - si.enet_options[i] = MV64360_ENET2MEM_SNOOP_WB; /* errata */ - si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_WB; /* errata */ - si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_WB; /* errata */ - - si.pci_0.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_WB | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_32_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES; - - si.pci_1.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_WB | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_32_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES; -#endif - } - - hdpu_cpustate_set(CPUSTATE_KERNEL_MAJOR | CPUSTATE_KERNEL_INIT_PCI); - - /* Lookup PCI host bridges */ - mv64x60_init(&bh, &si); - pci_dram_offset = 0; /* System mem at same addr on PCI & cpu bus */ - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = hdpu_map_irq; - - mv64x60_set_bus(&bh, 0, 0); - bh.hose_a->first_busno = 0; - bh.hose_a->last_busno = 0xff; - bh.hose_a->last_busno = pciauto_bus_scan(bh.hose_a, 0); - - bh.hose_b->first_busno = bh.hose_a->last_busno + 1; - mv64x60_set_bus(&bh, 1, bh.hose_b->first_busno); - bh.hose_b->last_busno = 0xff; - bh.hose_b->last_busno = pciauto_bus_scan(bh.hose_b, - bh.hose_b->first_busno); - - ppc_md.pci_exclude_device = mv64x60_pci_exclude_device; - - hdpu_cpustate_set(CPUSTATE_KERNEL_MAJOR | CPUSTATE_KERNEL_INIT_REG); - /* - * Enabling of PCI internal-vs-external arbitration - * is a platform- and errata-dependent decision. - */ - return; -} - -#if defined(CONFIG_SERIAL_MPSC_CONSOLE) -static void __init hdpu_early_serial_map(void) -{ -#ifdef CONFIG_KGDB - static char first_time = 1; - -#if defined(CONFIG_KGDB_TTYS0) -#define KGDB_PORT 0 -#elif defined(CONFIG_KGDB_TTYS1) -#define KGDB_PORT 1 -#else -#error "Invalid kgdb_tty port" -#endif - - if (first_time) { - gt_early_mpsc_init(KGDB_PORT, - B9600 | CS8 | CREAD | HUPCL | CLOCAL); - first_time = 0; - } - - return; -#endif -} -#endif - -static void hdpu_init2(void) -{ - return; -} - -#if defined(CONFIG_MV643XX_ETH) -static void __init hdpu_fixup_eth_pdata(struct platform_device *pd) -{ - - struct mv643xx_eth_platform_data *eth_pd; - eth_pd = pd->dev.platform_data; - - eth_pd->port_serial_control = - mv64x60_read(&bh, MV643XX_ETH_PORT_SERIAL_CONTROL_REG(pd->id) & ~1); - - eth_pd->force_phy_addr = 1; - eth_pd->phy_addr = pd->id; - eth_pd->tx_queue_size = 400; - eth_pd->rx_queue_size = 800; -} -#endif - -static void __init hdpu_fixup_mpsc_pdata(struct platform_device *pd) -{ - - struct mpsc_pdata *pdata; - - pdata = (struct mpsc_pdata *)pd->dev.platform_data; - - pdata->max_idle = 40; - if (ppcboot_bd_valid) - pdata->default_baud = ppcboot_bd.bi_baudrate; - else - pdata->default_baud = HDPU_DEFAULT_BAUD; - pdata->brg_clk_src = HDPU_MPSC_CLK_SRC; - pdata->brg_clk_freq = HDPU_MPSC_CLK_FREQ; -} - -#if defined(CONFIG_HDPU_FEATURES) -static void __init hdpu_fixup_cpustate_pdata(struct platform_device *pd) -{ - struct platform_device *pds[1]; - pds[0] = pd; - mv64x60_pd_fixup(&bh, pds, 1); -} -#endif - -static int __init hdpu_platform_notify(struct device *dev) -{ - static struct { - char *bus_id; - void ((*rtn) (struct platform_device * pdev)); - } dev_map[] = { - { - MPSC_CTLR_NAME ".0", hdpu_fixup_mpsc_pdata}, -#if defined(CONFIG_MV643XX_ETH) - { - MV643XX_ETH_NAME ".0", hdpu_fixup_eth_pdata}, -#endif -#if defined(CONFIG_HDPU_FEATURES) - { - HDPU_CPUSTATE_NAME ".0", hdpu_fixup_cpustate_pdata}, -#endif - }; - struct platform_device *pdev; - int i; - - if (dev && dev->bus_id) - for (i = 0; i < ARRAY_SIZE(dev_map); i++) - if (!strncmp(dev->bus_id, dev_map[i].bus_id, - BUS_ID_SIZE)) { - - pdev = container_of(dev, - struct platform_device, - dev); - dev_map[i].rtn(pdev); - } - - return 0; -} - -static void __init hdpu_setup_arch(void) -{ - if (ppc_md.progress) - ppc_md.progress("hdpu_setup_arch: enter", 0); -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - ppc_md.heartbeat = hdpu_heartbeat; - - ppc_md.heartbeat_reset = HZ; - ppc_md.heartbeat_count = 1; - - if (ppc_md.progress) - ppc_md.progress("hdpu_setup_arch: Enabling L2 cache", 0); - - /* Enable L1 Parity Bits */ - hdpu_set_l1pe(); - - /* Enable L2 and L3 caches (if 745x) */ - _set_L2CR(0x80080000); - - if (ppc_md.progress) - ppc_md.progress("hdpu_setup_arch: enter", 0); - - hdpu_setup_bridge(); - - hdpu_setup_peripherals(); - -#ifdef CONFIG_SERIAL_MPSC_CONSOLE - hdpu_early_serial_map(); -#endif - - printk("SKY HDPU Compute Blade \n"); - - if (ppc_md.progress) - ppc_md.progress("hdpu_setup_arch: exit", 0); - - hdpu_cpustate_set(CPUSTATE_KERNEL_MAJOR | CPUSTATE_KERNEL_OK); - return; -} -static void __init hdpu_init_irq(void) -{ - mv64360_init_irq(); -} - -static void __init hdpu_set_l1pe() -{ - unsigned long ictrl; - asm volatile ("mfspr %0, 1011":"=r" (ictrl):); - ictrl |= ICTRL_EICE | ICTRL_EDC | ICTRL_EICP; - asm volatile ("mtspr 1011, %0"::"r" (ictrl)); -} - -/* - * Set BAT 1 to map 0xf1000000 to end of physical memory space. - */ -static __inline__ void hdpu_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT1U, 0xf10001fe); - mtspr(SPRN_DBAT1L, 0xf100002a); - mb(); - - return; -} - -unsigned long __init hdpu_find_end_of_memory(void) -{ - return mv64x60_get_mem_size(CONFIG_MV64X60_NEW_BASE, - MV64x60_TYPE_MV64360); -} - -static void hdpu_reset_board(void) -{ - volatile int infinite = 1; - - hdpu_cpustate_set(CPUSTATE_KERNEL_MAJOR | CPUSTATE_KERNEL_RESET); - - local_irq_disable(); - - /* Clear all the LEDs */ - mv64x60_write(&bh, MV64x60_GPP_VALUE_CLR, ((1 << 4) | - (1 << 5) | (1 << 6))); - - /* disable and invalidate the L2 cache */ - _set_L2CR(0); - _set_L2CR(0x200000); - - /* flush and disable L1 I/D cache */ - __asm__ __volatile__ - ("\n" - "mfspr 3,1008\n" - "ori 5,5,0xcc00\n" - "ori 4,3,0xc00\n" - "andc 5,3,5\n" - "sync\n" - "mtspr 1008,4\n" - "isync\n" "sync\n" "mtspr 1008,5\n" "isync\n" "sync\n"); - - /* Hit the reset bit */ - mv64x60_write(&bh, MV64x60_GPP_VALUE_CLR, (1 << 3)); - - while (infinite) - infinite = infinite; - - return; -} - -static void hdpu_restart(char *cmd) -{ - volatile ulong i = 10000000; - - hdpu_reset_board(); - - while (i-- > 0) ; - panic("restart failed\n"); -} - -static void hdpu_halt(void) -{ - local_irq_disable(); - - hdpu_cpustate_set(CPUSTATE_KERNEL_MAJOR | CPUSTATE_KERNEL_HALT); - - /* Clear all the LEDs */ - mv64x60_write(&bh, MV64x60_GPP_VALUE_CLR, ((1 << 4) | (1 << 5) | - (1 << 6))); - while (1) ; - /* NOTREACHED */ -} - -static void hdpu_power_off(void) -{ - hdpu_halt(); - /* NOTREACHED */ -} - -static int hdpu_show_cpuinfo(struct seq_file *m) -{ - uint pvid; - - pvid = mfspr(SPRN_PVR); - seq_printf(m, "vendor\t\t: Sky Computers\n"); - seq_printf(m, "machine\t\t: HDPU Compute Blade\n"); - seq_printf(m, "PVID\t\t: 0x%x, vendor: %s\n", - pvid, (pvid & (1 << 15) ? "IBM" : "Motorola")); - - return 0; -} - -static void __init hdpu_calibrate_decr(void) -{ - ulong freq; - - if (ppcboot_bd_valid) - freq = ppcboot_bd.bi_busfreq / 4; - else - freq = 133000000; - - printk("time_init: decrementer frequency = %lu.%.6lu MHz\n", - freq / 1000000, freq % 1000000); - - tb_ticks_per_jiffy = freq / HZ; - tb_to_us = mulhwu_scale_factor(freq, 1000000); - - return; -} - -static void parse_bootinfo(unsigned long r3, - unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - bd_t *bd = NULL; - char *cmdline_start = NULL; - int cmdline_len = 0; - - if (r3) { - if ((r3 & 0xf0000000) == 0) - r3 += KERNELBASE; - if ((r3 & 0xf0000000) == KERNELBASE) { - bd = (void *)r3; - - memcpy(&ppcboot_bd, bd, sizeof(ppcboot_bd)); - ppcboot_bd_valid = 1; - } - } -#ifdef CONFIG_BLK_DEV_INITRD - if (r4 && r5 && r5 > r4) { - if ((r4 & 0xf0000000) == 0) - r4 += KERNELBASE; - if ((r5 & 0xf0000000) == 0) - r5 += KERNELBASE; - if ((r4 & 0xf0000000) == KERNELBASE) { - initrd_start = r4; - initrd_end = r5; - initrd_below_start_ok = 1; - } - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - if (r6 && r7 && r7 > r6) { - if ((r6 & 0xf0000000) == 0) - r6 += KERNELBASE; - if ((r7 & 0xf0000000) == 0) - r7 += KERNELBASE; - if ((r6 & 0xf0000000) == KERNELBASE) { - cmdline_start = (void *)r6; - cmdline_len = (r7 - r6); - strncpy(cmd_line, cmdline_start, cmdline_len); - } - } -} - -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) -static int hdpu_ide_check_region(ide_ioreg_t from, unsigned int extent) -{ - return check_region(from, extent); -} - -static void -hdpu_ide_request_region(ide_ioreg_t from, unsigned int extent, const char *name) -{ - request_region(from, extent, name); - return; -} - -static void hdpu_ide_release_region(ide_ioreg_t from, unsigned int extent) -{ - release_region(from, extent); - return; -} - -static void __init -hdpu_ide_pci_init_hwif_ports(hw_regs_t * hw, ide_ioreg_t data_port, - ide_ioreg_t ctrl_port, int *irq) -{ - struct pci_dev *dev; - - pci_for_each_dev(dev) { - if (((dev->class >> 8) == PCI_CLASS_STORAGE_IDE) || - ((dev->class >> 8) == PCI_CLASS_STORAGE_RAID)) { - hw->irq = dev->irq; - - if (irq != NULL) { - *irq = dev->irq; - } - } - } - - return; -} -#endif - -void hdpu_heartbeat(void) -{ - if (mv64x60_read(&bh, MV64x60_GPP_VALUE) & (1 << 5)) - mv64x60_write(&bh, MV64x60_GPP_VALUE_CLR, (1 << 5)); - else - mv64x60_write(&bh, MV64x60_GPP_VALUE_SET, (1 << 5)); - - ppc_md.heartbeat_count = ppc_md.heartbeat_reset; - -} - -static void __init hdpu_map_io(void) -{ - io_block_mapping(0xf1000000, 0xf1000000, 0x20000, _PAGE_IO); -} - -#ifdef CONFIG_SMP -char hdpu_smp0[] = "SMP Cpu #0"; -char hdpu_smp1[] = "SMP Cpu #1"; - -static irqreturn_t hdpu_smp_cpu0_int_handler(int irq, void *dev_id, - struct pt_regs *regs) -{ - volatile unsigned int doorbell; - - doorbell = mv64x60_read(&bh, MV64360_CPU0_DOORBELL); - - /* Ack the doorbell interrupts */ - mv64x60_write(&bh, MV64360_CPU0_DOORBELL_CLR, doorbell); - - if (doorbell & 1) { - smp_message_recv(0, regs); - } - if (doorbell & 2) { - smp_message_recv(1, regs); - } - if (doorbell & 4) { - smp_message_recv(2, regs); - } - if (doorbell & 8) { - smp_message_recv(3, regs); - } - return IRQ_HANDLED; -} - -static irqreturn_t hdpu_smp_cpu1_int_handler(int irq, void *dev_id, - struct pt_regs *regs) -{ - volatile unsigned int doorbell; - - doorbell = mv64x60_read(&bh, MV64360_CPU1_DOORBELL); - - /* Ack the doorbell interrupts */ - mv64x60_write(&bh, MV64360_CPU1_DOORBELL_CLR, doorbell); - - if (doorbell & 1) { - smp_message_recv(0, regs); - } - if (doorbell & 2) { - smp_message_recv(1, regs); - } - if (doorbell & 4) { - smp_message_recv(2, regs); - } - if (doorbell & 8) { - smp_message_recv(3, regs); - } - return IRQ_HANDLED; -} - -static void smp_hdpu_CPU_two(void) -{ - __asm__ __volatile__ - ("\n" - "lis 3,0x0000\n" - "ori 3,3,0x00c0\n" - "mtspr 26, 3\n" "li 4,0\n" "mtspr 27,4\n" "rfi"); - -} - -static int smp_hdpu_probe(void) -{ - int *cpu_count_reg; - int num_cpus = 0; - - cpu_count_reg = ioremap(HDPU_NEXUS_ID_BASE, HDPU_NEXUS_ID_SIZE); - if (cpu_count_reg) { - num_cpus = (*cpu_count_reg >> 20) & 0x3; - iounmap(cpu_count_reg); - } - - /* Validate the bits in the CPLD. If we could not map the reg, return 2. - * If the register reported 0 or 3, return 2. - * Older CPLD revisions set these bits to all ones (val = 3). - */ - if ((num_cpus < 1) || (num_cpus > 2)) { - printk - ("Unable to determine the number of processors %d . deafulting to 2.\n", - num_cpus); - num_cpus = 2; - } - return num_cpus; -} - -static void -smp_hdpu_message_pass(int target, int msg, unsigned long data, int wait) -{ - if (msg > 0x3) { - printk("SMP %d: smp_message_pass: unknown msg %d\n", - smp_processor_id(), msg); - return; - } - switch (target) { - case MSG_ALL: - mv64x60_write(&bh, MV64360_CPU0_DOORBELL, 1 << msg); - mv64x60_write(&bh, MV64360_CPU1_DOORBELL, 1 << msg); - break; - case MSG_ALL_BUT_SELF: - if (smp_processor_id()) - mv64x60_write(&bh, MV64360_CPU0_DOORBELL, 1 << msg); - else - mv64x60_write(&bh, MV64360_CPU1_DOORBELL, 1 << msg); - break; - default: - if (target == 0) - mv64x60_write(&bh, MV64360_CPU0_DOORBELL, 1 << msg); - else - mv64x60_write(&bh, MV64360_CPU1_DOORBELL, 1 << msg); - break; - } -} - -static void smp_hdpu_kick_cpu(int nr) -{ - volatile unsigned int *bootaddr; - - if (ppc_md.progress) - ppc_md.progress("smp_hdpu_kick_cpu", 0); - - hdpu_cpustate_set(CPUSTATE_KERNEL_MAJOR | CPUSTATE_KERNEL_CPU1_KICK); - - /* Disable BootCS. Must also reduce the windows size to zero. */ - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN, 0, 0, 0); - - bootaddr = ioremap(HDPU_INTERNAL_SRAM_BASE, HDPU_INTERNAL_SRAM_SIZE); - if (!bootaddr) { - if (ppc_md.progress) - ppc_md.progress("smp_hdpu_kick_cpu: ioremap failed", 0); - return; - } - - memcpy((void *)(bootaddr + 0x40), (void *)&smp_hdpu_CPU_two, 0x20); - - /* map SRAM to 0xfff00000 */ - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN, - 0xfff00000, HDPU_INTERNAL_SRAM_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN); - - /* Enable CPU1 arbitration */ - mv64x60_clr_bits(&bh, MV64x60_CPU_MASTER_CNTL, (1 << 9)); - - /* - * Wait 100mSecond until other CPU has reached __secondary_start. - * When it reaches, it is permittable to rever the SRAM mapping etc... - */ - mdelay(100); - *(unsigned long *)KERNELBASE = nr; - asm volatile ("dcbf 0,%0"::"r" (KERNELBASE):"memory"); - - iounmap(bootaddr); - - /* Set up window for internal sram (256KByte insize) */ - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN, - HDPU_INTERNAL_SRAM_BASE, - HDPU_INTERNAL_SRAM_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN); - /* - * Set up windows for embedded FLASH (using boot CS window). - */ - - bh.ci->disable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN); - mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN, - HDPU_EMB_FLASH_BASE, HDPU_EMB_FLASH_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN); -} - -static void smp_hdpu_setup_cpu(int cpu_nr) -{ - if (cpu_nr == 0) { - if (ppc_md.progress) - ppc_md.progress("smp_hdpu_setup_cpu 0", 0); - mv64x60_write(&bh, MV64360_CPU0_DOORBELL_CLR, 0xff); - mv64x60_write(&bh, MV64360_CPU0_DOORBELL_MASK, 0xff); - request_irq(60, hdpu_smp_cpu0_int_handler, - SA_INTERRUPT, hdpu_smp0, 0); - } - - if (cpu_nr == 1) { - if (ppc_md.progress) - ppc_md.progress("smp_hdpu_setup_cpu 1", 0); - - hdpu_cpustate_set(CPUSTATE_KERNEL_MAJOR | - CPUSTATE_KERNEL_CPU1_OK); - - /* Enable L1 Parity Bits */ - hdpu_set_l1pe(); - - /* Enable L2 cache */ - _set_L2CR(0); - _set_L2CR(0x80080000); - - mv64x60_write(&bh, MV64360_CPU1_DOORBELL_CLR, 0x0); - mv64x60_write(&bh, MV64360_CPU1_DOORBELL_MASK, 0xff); - request_irq(28, hdpu_smp_cpu1_int_handler, - SA_INTERRUPT, hdpu_smp1, 0); - } - -} - -void __devinit hdpu_tben_give() -{ - volatile unsigned long *val = 0; - - /* By writing 0 to the TBEN_BASE, the timebases is frozen */ - val = ioremap(HDPU_TBEN_BASE, 4); - *val = 0; - mb(); - - spin_lock(&timebase_lock); - timebase_upper = get_tbu(); - timebase_lower = get_tbl(); - spin_unlock(&timebase_lock); - - while (timebase_upper || timebase_lower) - barrier(); - - /* By writing 1 to the TBEN_BASE, the timebases is thawed */ - *val = 1; - mb(); - - iounmap(val); - -} - -void __devinit hdpu_tben_take() -{ - while (!(timebase_upper || timebase_lower)) - barrier(); - - spin_lock(&timebase_lock); - set_tb(timebase_upper, timebase_lower); - timebase_upper = 0; - timebase_lower = 0; - spin_unlock(&timebase_lock); -} - -static struct smp_ops_t hdpu_smp_ops = { - .message_pass = smp_hdpu_message_pass, - .probe = smp_hdpu_probe, - .kick_cpu = smp_hdpu_kick_cpu, - .setup_cpu = smp_hdpu_setup_cpu, - .give_timebase = hdpu_tben_give, - .take_timebase = hdpu_tben_take, -}; -#endif /* CONFIG_SMP */ - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(r3, r4, r5, r6, r7); - - isa_mem_base = 0; - - ppc_md.setup_arch = hdpu_setup_arch; - ppc_md.init = hdpu_init2; - ppc_md.show_cpuinfo = hdpu_show_cpuinfo; - ppc_md.init_IRQ = hdpu_init_irq; - ppc_md.get_irq = mv64360_get_irq; - ppc_md.restart = hdpu_restart; - ppc_md.power_off = hdpu_power_off; - ppc_md.halt = hdpu_halt; - ppc_md.find_end_of_memory = hdpu_find_end_of_memory; - ppc_md.calibrate_decr = hdpu_calibrate_decr; - ppc_md.setup_io_mappings = hdpu_map_io; - - bh.p_base = CONFIG_MV64X60_NEW_BASE; - bh.v_base = (unsigned long *)bh.p_base; - - hdpu_set_bat(); - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) - ppc_md.progress = hdpu_mpsc_progress; /* embedded UART */ - mv64x60_progress_init(bh.p_base); -#endif /* CONFIG_SERIAL_TEXT_DEBUG */ - -#ifdef CONFIG_SMP - ppc_md.smp_ops = &hdpu_smp_ops; -#endif /* CONFIG_SMP */ - -#if defined(CONFIG_SERIAL_MPSC) || defined(CONFIG_MV643XX_ETH) - platform_notify = hdpu_platform_notify; -#endif - return; -} - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) && defined(CONFIG_SERIAL_MPSC_CONSOLE) -/* SMP safe version of the serial text debug routine. Uses Semaphore 0 */ -void hdpu_mpsc_progress(char *s, unsigned short hex) -{ - while (mv64x60_read(&bh, MV64360_WHO_AM_I) != - mv64x60_read(&bh, MV64360_SEMAPHORE_0)) { - } - mv64x60_mpsc_progress(s, hex); - mv64x60_write(&bh, MV64360_SEMAPHORE_0, 0xff); -} -#endif - -static void hdpu_cpustate_set(unsigned char new_state) -{ - unsigned int state = (new_state << 21); - mv64x60_write(&bh, MV64x60_GPP_VALUE_CLR, (0xff << 21)); - mv64x60_write(&bh, MV64x60_GPP_VALUE_CLR, state); -} - -#ifdef CONFIG_MTD_PHYSMAP -static struct mtd_partition hdpu_partitions[] = { - { - .name = "Root FS", - .size = 0x03400000, - .offset = 0, - .mask_flags = 0, - },{ - .name = "User FS", - .size = 0x00800000, - .offset = 0x03400000, - .mask_flags = 0, - },{ - .name = "Kernel Image", - .size = 0x002C0000, - .offset = 0x03C00000, - .mask_flags = 0, - },{ - .name = "bootEnv", - .size = 0x00040000, - .offset = 0x03EC0000, - .mask_flags = 0, - },{ - .name = "bootROM", - .size = 0x00100000, - .offset = 0x03F00000, - .mask_flags = 0, - } -}; - -static int __init hdpu_setup_mtd(void) -{ - - physmap_set_partitions(hdpu_partitions, 5); - return 0; -} - -arch_initcall(hdpu_setup_mtd); -#endif - -#ifdef CONFIG_HDPU_FEATURES - -static struct resource hdpu_cpustate_resources[] = { - [0] = { - .name = "addr base", - .start = MV64x60_GPP_VALUE_SET, - .end = MV64x60_GPP_VALUE_CLR + 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource hdpu_nexus_resources[] = { - [0] = { - .name = "nexus register", - .start = HDPU_NEXUS_ID_BASE, - .end = HDPU_NEXUS_ID_BASE + HDPU_NEXUS_ID_SIZE, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device hdpu_cpustate_device = { - .name = HDPU_CPUSTATE_NAME, - .id = 0, - .num_resources = ARRAY_SIZE(hdpu_cpustate_resources), - .resource = hdpu_cpustate_resources, -}; - -static struct platform_device hdpu_nexus_device = { - .name = HDPU_NEXUS_NAME, - .id = 0, - .num_resources = ARRAY_SIZE(hdpu_nexus_resources), - .resource = hdpu_nexus_resources, -}; - -static int __init hdpu_add_pds(void) -{ - platform_device_register(&hdpu_cpustate_device); - platform_device_register(&hdpu_nexus_device); - return 0; -} - -arch_initcall(hdpu_add_pds); -#endif diff --git a/arch/ppc/platforms/hdpu.h b/arch/ppc/platforms/hdpu.h deleted file mode 100644 index 07c3cffb5c7..00000000000 --- a/arch/ppc/platforms/hdpu.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - * arch/ppc/platforms/hdpu.h - * - * Definitions for Sky Computers HDPU board. - * - * Brian Waite <waite@skycomputers.com> - * - * Based on code done by Rabeeh Khoury - rabeeh@galileo.co.il - * Based on code done by Mark A. Greer <mgreer@mvista.com> - * Based on code done by Tim Montgomery <timm@artesyncp.com> - * - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -/* - * The MV64360 has 2 PCI buses each with 1 window from the CPU bus to - * PCI I/O space and 4 windows from the CPU bus to PCI MEM space. - * We'll only use one PCI MEM window on each PCI bus. - * - * This is the CPU physical memory map (windows must be at least 64K and start - * on a boundary that is a multiple of the window size): - * - * 0x80000000-0x8fffffff - PCI 0 MEM - * 0xa0000000-0xafffffff - PCI 1 MEM - * 0xc0000000-0xc0ffffff - PCI 0 I/O - * 0xc1000000-0xc1ffffff - PCI 1 I/O - - * 0xf1000000-0xf100ffff - MV64360 Registers - * 0xf1010000-0xfb9fffff - HOLE - * 0xfbfa0000-0xfbfaffff - TBEN - * 0xfbf00000-0xfbfbffff - NEXUS - * 0xfbfc0000-0xfbffffff - Internal SRAM - * 0xfc000000-0xffffffff - Boot window - */ - -#ifndef __PPC_PLATFORMS_HDPU_H -#define __PPC_PLATFORMS_HDPU_H - -/* CPU Physical Memory Map setup. */ -#define HDPU_BRIDGE_REG_BASE 0xf1000000 - -#define HDPU_TBEN_BASE 0xfbfa0000 -#define HDPU_TBEN_SIZE 0x00010000 -#define HDPU_NEXUS_ID_BASE 0xfbfb0000 -#define HDPU_NEXUS_ID_SIZE 0x00010000 -#define HDPU_INTERNAL_SRAM_BASE 0xfbfc0000 -#define HDPU_INTERNAL_SRAM_SIZE 0x00040000 -#define HDPU_EMB_FLASH_BASE 0xfc000000 -#define HDPU_EMB_FLASH_SIZE 0x04000000 - -/* PCI Mappings */ - -#define HDPU_PCI0_MEM_START_PROC_ADDR 0x80000000 -#define HDPU_PCI0_MEM_START_PCI_HI_ADDR 0x00000000 -#define HDPU_PCI0_MEM_START_PCI_LO_ADDR HDPU_PCI0_MEM_START_PROC_ADDR -#define HDPU_PCI0_MEM_SIZE 0x10000000 - -#define HDPU_PCI1_MEM_START_PROC_ADDR 0xc0000000 -#define HDPU_PCI1_MEM_START_PCI_HI_ADDR 0x00000000 -#define HDPU_PCI1_MEM_START_PCI_LO_ADDR HDPU_PCI1_MEM_START_PROC_ADDR -#define HDPU_PCI1_MEM_SIZE 0x20000000 - -#define HDPU_PCI0_IO_START_PROC_ADDR 0xc0000000 -#define HDPU_PCI0_IO_START_PCI_ADDR 0x00000000 -#define HDPU_PCI0_IO_SIZE 0x01000000 - -#define HDPU_PCI1_IO_START_PROC_ADDR 0xc1000000 -#define HDPU_PCI1_IO_START_PCI_ADDR 0x01000000 -#define HDPU_PCI1_IO_SIZE 0x01000000 - -#define HDPU_DEFAULT_BAUD 115200 -#define HDPU_MPSC_CLK_SRC 8 /* TCLK */ -#define HDPU_MPSC_CLK_FREQ 133000000 /* 133 Mhz */ - -#define HDPU_PCI_0_IRQ (8+64) -#define HDPU_PCI_1_IRQ (13+64) - -#endif /* __PPC_PLATFORMS_HDPU_H */ diff --git a/arch/ppc/platforms/hermes.h b/arch/ppc/platforms/hermes.h deleted file mode 100644 index 198fc590b9f..00000000000 --- a/arch/ppc/platforms/hermes.h +++ /dev/null @@ -1,27 +0,0 @@ -/* - * Multidata HERMES-PRO ( / SL ) board specific definitions - * - * Copyright (c) 2000, 2001 Wolfgang Denk (wd@denx.de) - */ - -#ifndef __MACH_HERMES_H -#define __MACH_HERMES_H - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -#define HERMES_IMMR_BASE 0xFF000000 /* phys. addr of IMMR */ -#define HERMES_IMAP_SIZE (64 * 1024) /* size of mapped area */ - -#define IMAP_ADDR HERMES_IMMR_BASE /* physical base address of IMMR area */ -#define IMAP_SIZE HERMES_IMAP_SIZE /* mapped size of IMMR area */ - -#define FEC_INTERRUPT 9 /* = SIU_LEVEL4 */ -#define CPM_INTERRUPT 11 /* = SIU_LEVEL5 (was: SIU_LEVEL2) */ - -/* We don't use the 8259. -*/ -#define NR_8259_INTS 0 - -#endif /* __MACH_HERMES_H */ diff --git a/arch/ppc/platforms/ip860.h b/arch/ppc/platforms/ip860.h deleted file mode 100644 index 8c3836c5f05..00000000000 --- a/arch/ppc/platforms/ip860.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * MicroSys IP860 VMEBus board specific definitions - * - * Copyright (c) 2000, 2001 Wolfgang Denk (wd@denx.de) - */ - -#ifndef __MACH_IP860_H -#define __MACH_IP860_H - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -#define IP860_IMMR_BASE 0xF1000000 /* phys. addr of IMMR */ -#define IP860_IMAP_SIZE (64 * 1024) /* size of mapped area */ - -#define IMAP_ADDR IP860_IMMR_BASE /* physical base address of IMMR area */ -#define IMAP_SIZE IP860_IMAP_SIZE /* mapped size of IMMR area */ - -/* - * MPC8xx Chip Select Usage - */ -#define IP860_BOOT_CS 0 /* Boot (VMEBus or Flash) Chip Select 0 */ -#define IP860_FLASH_CS 1 /* Flash is on Chip Select 1 */ -#define IP860_SDRAM_CS 2 /* SDRAM is on Chip Select 2 */ -#define IP860_SRAM_CS 3 /* SRAM is on Chip Select 3 */ -#define IP860_BCSR_CS 4 /* BCSR is on Chip Select 4 */ -#define IP860_IP_CS 5 /* IP Slots are on Chip Select 5 */ -#define IP860_VME_STD_CS 6 /* VME Standard I/O is on Chip Select 6 */ -#define IP860_VME_SHORT_CS 7 /* VME Short I/O is on Chip Select 7 */ - -/* We don't use the 8259. -*/ -#define NR_8259_INTS 0 - -#endif /* __MACH_IP860_H */ diff --git a/arch/ppc/platforms/ivms8.h b/arch/ppc/platforms/ivms8.h deleted file mode 100644 index d4be310f808..00000000000 --- a/arch/ppc/platforms/ivms8.h +++ /dev/null @@ -1,56 +0,0 @@ -/* - * Speech Design Integrated Voicemail board specific definitions - * - IVMS8 (small, 8 channels) - * - IVML24 (large, 24 channels) - * - * In 2.5 when we force a new bootloader, we can merge these two, and add - * in _MACH_'s for them. -- Tom - * - * Copyright (c) 2000, 2001 Wolfgang Denk (wd@denx.de) - */ - -#ifdef __KERNEL__ -#ifndef __ASM_IVMS8_H__ -#define __ASM_IVMS8_H__ - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -#define IVMS_IMMR_BASE 0xFFF00000 /* phys. addr of IMMR */ -#define IVMS_IMAP_SIZE (64 * 1024) /* size of mapped area */ - -#define IMAP_ADDR IVMS_IMMR_BASE /* phys. base address of IMMR area */ -#define IMAP_SIZE IVMS_IMAP_SIZE /* mapped size of IMMR area */ - -#define PCMCIA_MEM_ADDR ((uint)0xFE100000) -#define PCMCIA_MEM_SIZE ((uint)(64 * 1024)) - -#define FEC_INTERRUPT 9 /* = SIU_LEVEL4 */ -#define IDE0_INTERRUPT 10 /* = IRQ5 */ -#define CPM_INTERRUPT 11 /* = SIU_LEVEL5 (was: SIU_LEVEL2) */ -#define PHY_INTERRUPT 12 /* = IRQ6 */ - -/* override the default number of IDE hardware interfaces */ -#define MAX_HWIFS 1 - -/* - * Definitions for IDE0 Interface - */ -#define IDE0_BASE_OFFSET 0x0000 /* Offset in PCMCIA memory */ -#define IDE0_DATA_REG_OFFSET 0x0000 -#define IDE0_ERROR_REG_OFFSET 0x0081 -#define IDE0_NSECTOR_REG_OFFSET 0x0082 -#define IDE0_SECTOR_REG_OFFSET 0x0083 -#define IDE0_LCYL_REG_OFFSET 0x0084 -#define IDE0_HCYL_REG_OFFSET 0x0085 -#define IDE0_SELECT_REG_OFFSET 0x0086 -#define IDE0_STATUS_REG_OFFSET 0x0087 -#define IDE0_CONTROL_REG_OFFSET 0x0106 -#define IDE0_IRQ_REG_OFFSET 0x000A /* not used */ - -/* We don't use the 8259. */ -#define NR_8259_INTS 0 - -#endif /* __ASM_IVMS8_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/k2.c b/arch/ppc/platforms/k2.c deleted file mode 100644 index aacb438708f..00000000000 --- a/arch/ppc/platforms/k2.c +++ /dev/null @@ -1,613 +0,0 @@ -/* - * arch/ppc/platforms/k2.c - * - * Board setup routines for SBS K2 - * - * Author: Matt Porter <mporter@mvista.com> - * - * Updated by: Randy Vinson <rvinson@mvista.com. - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/types.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/ide.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/time.h> -#include <asm/i8259.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> - -#include <syslib/cpc710.h> -#include "k2.h" - -extern unsigned long loops_per_jiffy; -extern void gen550_progress(char *, unsigned short); - -static unsigned int cpu_7xx[16] = { - 0, 15, 14, 0, 0, 13, 5, 9, 6, 11, 8, 10, 16, 12, 7, 0 -}; -static unsigned int cpu_6xx[16] = { - 0, 0, 14, 0, 0, 13, 5, 9, 6, 11, 8, 10, 0, 12, 7, 0 -}; - -static inline int __init -k2_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - struct pci_controller *hose = pci_bus_to_hose(dev->bus->number); - /* - * Check our hose index. If we are zero then we are on the - * local PCI hose, otherwise we are on the cPCI hose. - */ - if (!hose->index) { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {1, 0, 0, 0}, /* Ethernet */ - {5, 5, 5, 5}, /* PMC Site 1 */ - {6, 6, 6, 6}, /* PMC Site 2 */ - {0, 0, 0, 0}, /* unused */ - {0, 0, 0, 0}, /* unused */ - {0, 0, 0, 0}, /* PCI-ISA Bridge */ - {0, 0, 0, 0}, /* unused */ - {0, 0, 0, 0}, /* unused */ - {0, 0, 0, 0}, /* unused */ - {0, 0, 0, 0}, /* unused */ - {0, 0, 0, 0}, /* unused */ - {0, 0, 0, 0}, /* unused */ - {0, 0, 0, 0}, /* unused */ - {0, 0, 0, 0}, /* unused */ - {15, 0, 0, 0}, /* M5229 IDE */ - }; - const long min_idsel = 3, max_idsel = 17, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } else { - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {10, 11, 12, 9}, /* cPCI slot 8 */ - {11, 12, 9, 10}, /* cPCI slot 7 */ - {12, 9, 10, 11}, /* cPCI slot 6 */ - {9, 10, 11, 12}, /* cPCI slot 5 */ - {10, 11, 12, 9}, /* cPCI slot 4 */ - {11, 12, 9, 10}, /* cPCI slot 3 */ - {12, 9, 10, 11}, /* cPCI slot 2 */ - }; - const long min_idsel = 15, max_idsel = 21, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; - } -} - -void k2_pcibios_fixup(void) -{ -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) - struct pci_dev *ide_dev; - - /* - * Enable DMA support on hdc - */ - ide_dev = pci_get_device(PCI_VENDOR_ID_AL, - PCI_DEVICE_ID_AL_M5229, NULL); - - if (ide_dev) { - - unsigned long ide_dma_base; - - ide_dma_base = pci_resource_start(ide_dev, 4); - outb(0x00, ide_dma_base + 0x2); - outb(0x20, ide_dma_base + 0xa); - pci_dev_put(ide_dev); - } -#endif -} - -void k2_pcibios_fixup_resources(struct pci_dev *dev) -{ - int i; - - if ((dev->vendor == PCI_VENDOR_ID_IBM) && - (dev->device == PCI_DEVICE_ID_IBM_CPC710_PCI64)) { - pr_debug("Fixup CPC710 resources\n"); - for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) { - dev->resource[i].start = 0; - dev->resource[i].end = 0; - } - } -} - -void k2_setup_hoses(void) -{ - struct pci_controller *hose_a, *hose_b; - - /* - * Reconfigure CPC710 memory map so - * we have some more PCI memory space. - */ - - /* Set FPHB mode */ - __raw_writel(0x808000e0, PGCHP); /* Set FPHB mode */ - - /* PCI32 mappings */ - __raw_writel(0x00000000, K2_PCI32_BAR + PIBAR); /* PCI I/O base */ - __raw_writel(0x00000000, K2_PCI32_BAR + PMBAR); /* PCI Mem base */ - __raw_writel(0xf0000000, K2_PCI32_BAR + MSIZE); /* 256MB */ - __raw_writel(0xfff00000, K2_PCI32_BAR + IOSIZE); /* 1MB */ - __raw_writel(0xc0000000, K2_PCI32_BAR + SMBAR); /* Base@0xc0000000 */ - __raw_writel(0x80000000, K2_PCI32_BAR + SIBAR); /* Base@0x80000000 */ - __raw_writel(0x000000c0, K2_PCI32_BAR + PSSIZE); /* 1GB space */ - __raw_writel(0x000000c0, K2_PCI32_BAR + PPSIZE); /* 1GB space */ - __raw_writel(0x00000000, K2_PCI32_BAR + BARPS); /* Base@0x00000000 */ - __raw_writel(0x00000000, K2_PCI32_BAR + BARPP); /* Base@0x00000000 */ - __raw_writel(0x00000080, K2_PCI32_BAR + PSBAR); /* Base@0x80 */ - __raw_writel(0x00000000, K2_PCI32_BAR + PPBAR); - - __raw_writel(0xc0000000, K2_PCI32_BAR + BPMDLK); - __raw_writel(0xd0000000, K2_PCI32_BAR + TPMDLK); - __raw_writel(0x80000000, K2_PCI32_BAR + BIODLK); - __raw_writel(0x80100000, K2_PCI32_BAR + TIODLK); - __raw_writel(0xe0008000, K2_PCI32_BAR + DLKCTRL); - __raw_writel(0xffffffff, K2_PCI32_BAR + DLKDEV); - - /* PCI64 mappings */ - __raw_writel(0x00100000, K2_PCI64_BAR + PIBAR); /* PCI I/O base */ - __raw_writel(0x10000000, K2_PCI64_BAR + PMBAR); /* PCI Mem base */ - __raw_writel(0xf0000000, K2_PCI64_BAR + MSIZE); /* 256MB */ - __raw_writel(0xfff00000, K2_PCI64_BAR + IOSIZE); /* 1MB */ - __raw_writel(0xd0000000, K2_PCI64_BAR + SMBAR); /* Base@0xd0000000 */ - __raw_writel(0x80100000, K2_PCI64_BAR + SIBAR); /* Base@0x80100000 */ - __raw_writel(0x000000c0, K2_PCI64_BAR + PSSIZE); /* 1GB space */ - __raw_writel(0x000000c0, K2_PCI64_BAR + PPSIZE); /* 1GB space */ - __raw_writel(0x00000000, K2_PCI64_BAR + BARPS); /* Base@0x00000000 */ - __raw_writel(0x00000000, K2_PCI64_BAR + BARPP); /* Base@0x00000000 */ - - /* Setup PCI32 hose */ - hose_a = pcibios_alloc_controller(); - if (!hose_a) - return; - - hose_a->first_busno = 0; - hose_a->last_busno = 0xff; - hose_a->pci_mem_offset = K2_PCI32_MEM_BASE; - - pci_init_resource(&hose_a->io_resource, - K2_PCI32_LOWER_IO, - K2_PCI32_UPPER_IO, - IORESOURCE_IO, "PCI32 host bridge"); - - pci_init_resource(&hose_a->mem_resources[0], - K2_PCI32_LOWER_MEM + K2_PCI32_MEM_BASE, - K2_PCI32_UPPER_MEM + K2_PCI32_MEM_BASE, - IORESOURCE_MEM, "PCI32 host bridge"); - - hose_a->io_space.start = K2_PCI32_LOWER_IO; - hose_a->io_space.end = K2_PCI32_UPPER_IO; - hose_a->mem_space.start = K2_PCI32_LOWER_MEM; - hose_a->mem_space.end = K2_PCI32_UPPER_MEM; - hose_a->io_base_virt = (void *)K2_ISA_IO_BASE; - - setup_indirect_pci(hose_a, K2_PCI32_CONFIG_ADDR, K2_PCI32_CONFIG_DATA); - - /* Initialize PCI32 bus registers */ - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(0, 0), - CPC710_BUS_NUMBER, hose_a->first_busno); - - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(0, 0), - CPC710_SUB_BUS_NUMBER, hose_a->last_busno); - - /* Enable PCI interrupt polling */ - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(8, 0), 0x45, 0x80); - - /* Route polled PCI interrupts */ - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(8, 0), 0x48, 0x58); - - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(8, 0), 0x49, 0x07); - - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(8, 0), 0x4a, 0x31); - - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(8, 0), 0x4b, 0xb9); - - /* route secondary IDE channel interrupt to IRQ 15 */ - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(8, 0), 0x75, 0x0f); - - /* enable IDE controller IDSEL */ - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(8, 0), 0x58, 0x48); - - /* Enable IDE function */ - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(17, 0), 0x50, 0x03); - - /* Set M5229 IDE controller to native mode */ - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(17, 0), PCI_CLASS_PROG, 0xdf); - - hose_a->last_busno = pciauto_bus_scan(hose_a, hose_a->first_busno); - - /* Write out correct max subordinate bus number for hose A */ - early_write_config_byte(hose_a, - hose_a->first_busno, - PCI_DEVFN(0, 0), - CPC710_SUB_BUS_NUMBER, hose_a->last_busno); - - /* Only setup PCI64 hose if we are in the system slot */ - if (!(readb(K2_MISC_REG) & K2_SYS_SLOT_MASK)) { - /* Setup PCI64 hose */ - hose_b = pcibios_alloc_controller(); - if (!hose_b) - return; - - hose_b->first_busno = hose_a->last_busno + 1; - hose_b->last_busno = 0xff; - - /* Reminder: quit changing the following, it is correct. */ - hose_b->pci_mem_offset = K2_PCI32_MEM_BASE; - - pci_init_resource(&hose_b->io_resource, - K2_PCI64_LOWER_IO, - K2_PCI64_UPPER_IO, - IORESOURCE_IO, "PCI64 host bridge"); - - pci_init_resource(&hose_b->mem_resources[0], - K2_PCI64_LOWER_MEM + K2_PCI32_MEM_BASE, - K2_PCI64_UPPER_MEM + K2_PCI32_MEM_BASE, - IORESOURCE_MEM, "PCI64 host bridge"); - - hose_b->io_space.start = K2_PCI64_LOWER_IO; - hose_b->io_space.end = K2_PCI64_UPPER_IO; - hose_b->mem_space.start = K2_PCI64_LOWER_MEM; - hose_b->mem_space.end = K2_PCI64_UPPER_MEM; - hose_b->io_base_virt = (void *)K2_ISA_IO_BASE; - - setup_indirect_pci(hose_b, - K2_PCI64_CONFIG_ADDR, K2_PCI64_CONFIG_DATA); - - /* Initialize PCI64 bus registers */ - early_write_config_byte(hose_b, - 0, - PCI_DEVFN(0, 0), - CPC710_SUB_BUS_NUMBER, 0xff); - - early_write_config_byte(hose_b, - 0, - PCI_DEVFN(0, 0), - CPC710_BUS_NUMBER, hose_b->first_busno); - - hose_b->last_busno = pciauto_bus_scan(hose_b, - hose_b->first_busno); - - /* Write out correct max subordinate bus number for hose B */ - early_write_config_byte(hose_b, - hose_b->first_busno, - PCI_DEVFN(0, 0), - CPC710_SUB_BUS_NUMBER, - hose_b->last_busno); - - /* Configure PCI64 PSBAR */ - early_write_config_dword(hose_b, - hose_b->first_busno, - PCI_DEVFN(0, 0), - PCI_BASE_ADDRESS_0, - K2_PCI64_SYS_MEM_BASE); - } - - /* Configure i8259 level/edge settings */ - outb(0x62, 0x4d0); - outb(0xde, 0x4d1); - -#ifdef CONFIG_CPC710_DATA_GATHERING - { - unsigned int tmp; - tmp = __raw_readl(ABCNTL); - /* Enable data gathering on both PCI interfaces */ - __raw_writel(tmp | 0x05000000, ABCNTL); - } -#endif - - ppc_md.pcibios_fixup = k2_pcibios_fixup; - ppc_md.pcibios_fixup_resources = k2_pcibios_fixup_resources; - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = k2_map_irq; -} - -static int k2_get_bus_speed(void) -{ - int bus_speed; - unsigned char board_id; - - board_id = *(unsigned char *)K2_BOARD_ID_REG; - - switch (K2_BUS_SPD(board_id)) { - - case 0: - default: - bus_speed = 100000000; - break; - - case 1: - bus_speed = 83333333; - break; - - case 2: - bus_speed = 75000000; - break; - - case 3: - bus_speed = 66666666; - break; - } - return bus_speed; -} - -static int k2_get_cpu_speed(void) -{ - unsigned long hid1; - int cpu_speed; - - hid1 = mfspr(SPRN_HID1) >> 28; - - if ((mfspr(SPRN_PVR) >> 16) == 8) - hid1 = cpu_7xx[hid1]; - else - hid1 = cpu_6xx[hid1]; - - cpu_speed = k2_get_bus_speed() * hid1 / 2; - return cpu_speed; -} - -static void __init k2_calibrate_decr(void) -{ - int freq, divisor = 4; - - /* determine processor bus speed */ - freq = k2_get_bus_speed(); - tb_ticks_per_jiffy = freq / HZ / divisor; - tb_to_us = mulhwu_scale_factor(freq / divisor, 1000000); -} - -static int k2_show_cpuinfo(struct seq_file *m) -{ - unsigned char k2_geo_bits, k2_system_slot; - - seq_printf(m, "vendor\t\t: SBS\n"); - seq_printf(m, "machine\t\t: K2\n"); - seq_printf(m, "cpu speed\t: %dMhz\n", k2_get_cpu_speed() / 1000000); - seq_printf(m, "bus speed\t: %dMhz\n", k2_get_bus_speed() / 1000000); - seq_printf(m, "memory type\t: SDRAM\n"); - - k2_geo_bits = readb(K2_MSIZ_GEO_REG) & K2_GEO_ADR_MASK; - k2_system_slot = !(readb(K2_MISC_REG) & K2_SYS_SLOT_MASK); - seq_printf(m, "backplane\t: %s slot board", - k2_system_slot ? "System" : "Non system"); - seq_printf(m, "with geographical address %x\n", k2_geo_bits); - - return 0; -} - -TODC_ALLOC(); - -static void __init k2_setup_arch(void) -{ - unsigned int cpu; - - /* Setup TODC access */ - TODC_INIT(TODC_TYPE_MK48T37, 0, 0, - ioremap(K2_RTC_BASE_ADDRESS, K2_RTC_SIZE), 8); - - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000 / HZ; - - /* make FLASH transactions higher priority than PCI to avoid deadlock */ - __raw_writel(__raw_readl(SIOC1) | 0x80000000, SIOC1); - - /* Set hardware to access FLASH page 2 */ - __raw_writel(1 << 29, GPOUT); - - /* Setup PCI host bridges */ - k2_setup_hoses(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDC1; -#endif - - /* Identify the system */ - printk(KERN_INFO "System Identification: SBS K2 - PowerPC 750 @ " - "%d Mhz\n", k2_get_cpu_speed() / 1000000); - printk(KERN_INFO "Port by MontaVista Software, Inc. " - "(source@mvista.com)\n"); - - /* Identify the CPU manufacturer */ - cpu = PVR_REV(mfspr(SPRN_PVR)); - printk(KERN_INFO "CPU manufacturer: %s [rev=%04x]\n", - (cpu & (1 << 15)) ? "IBM" : "Motorola", cpu); -} - -static void k2_restart(char *cmd) -{ - local_irq_disable(); - - /* Flip FLASH back to page 1 to access firmware image */ - __raw_writel(0, GPOUT); - - /* SRR0 has system reset vector, SRR1 has default MSR value */ - /* rfi restores MSR from SRR1 and sets the PC to the SRR0 value */ - mtspr(SPRN_SRR0, 0xfff00100); - mtspr(SPRN_SRR1, 0); - __asm__ __volatile__("rfi\n\t"); - - /* not reached */ - for (;;) ; -} - -static void k2_power_off(void) -{ - for (;;) ; -} - -static void k2_halt(void) -{ - k2_restart(NULL); -} - -/* - * Set BAT 3 to map PCI32 I/O space. - */ -static __inline__ void k2_set_bat(void) -{ - /* wait for all outstanding memory accesses to complete */ - mb(); - - /* setup DBATs */ - mtspr(SPRN_DBAT2U, 0x80001ffe); - mtspr(SPRN_DBAT2L, 0x8000002a); - mtspr(SPRN_DBAT3U, 0xf0001ffe); - mtspr(SPRN_DBAT3L, 0xf000002a); - - /* wait for updates */ - mb(); -} - -static unsigned long __init k2_find_end_of_memory(void) -{ - unsigned long total; - unsigned char msize = 7; /* Default to 128MB */ - - msize = K2_MEM_SIZE(readb(K2_MSIZ_GEO_REG)); - - switch (msize) { - case 2: - /* - * This will break without a lowered - * KERNELBASE or CONFIG_HIGHMEM on. - * It seems non 1GB builds exist yet, - * though. - */ - total = K2_MEM_SIZE_1GB; - break; - case 3: - case 4: - total = K2_MEM_SIZE_512MB; - break; - case 5: - case 6: - total = K2_MEM_SIZE_256MB; - break; - case 7: - total = K2_MEM_SIZE_128MB; - break; - default: - printk - ("K2: Invalid memory size detected, defaulting to 128MB\n"); - total = K2_MEM_SIZE_128MB; - break; - } - return total; -} - -static void __init k2_map_io(void) -{ - io_block_mapping(K2_PCI32_IO_BASE, - K2_PCI32_IO_BASE, 0x00200000, _PAGE_IO); - io_block_mapping(0xff000000, 0xff000000, 0x01000000, _PAGE_IO); -} - -static void __init k2_init_irq(void) -{ - int i; - - for (i = 0; i < 16; i++) - irq_desc[i].handler = &i8259_pic; - - i8259_init(0); -} - -void __init platform_init(unsigned long r3, unsigned long r4, - unsigned long r5, unsigned long r6, unsigned long r7) -{ - parse_bootinfo((struct bi_record *)(r3 + KERNELBASE)); - - k2_set_bat(); - - isa_io_base = K2_ISA_IO_BASE; - isa_mem_base = K2_ISA_MEM_BASE; - pci_dram_offset = K2_PCI32_SYS_MEM_BASE; - - ppc_md.setup_arch = k2_setup_arch; - ppc_md.show_cpuinfo = k2_show_cpuinfo; - ppc_md.init_IRQ = k2_init_irq; - ppc_md.get_irq = i8259_irq; - - ppc_md.find_end_of_memory = k2_find_end_of_memory; - ppc_md.setup_io_mappings = k2_map_io; - - ppc_md.restart = k2_restart; - ppc_md.power_off = k2_power_off; - ppc_md.halt = k2_halt; - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.calibrate_decr = k2_calibrate_decr; - - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; - -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.progress = gen550_progress; -#endif -} diff --git a/arch/ppc/platforms/k2.h b/arch/ppc/platforms/k2.h deleted file mode 100644 index 78326aba198..00000000000 --- a/arch/ppc/platforms/k2.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - * arch/ppc/platforms/k2.h - * - * Definitions for SBS K2 board support - * - * Author: Matt Porter <mporter@mvista.com> - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifndef __PPC_PLATFORMS_K2_H -#define __PPC_PLATFORMS_K2_H - -/* - * SBS K2 definitions - */ - -#define K2_PCI64_BAR 0xff400000 -#define K2_PCI32_BAR 0xff500000 - -#define K2_PCI64_CONFIG_ADDR (K2_PCI64_BAR + 0x000f8000) -#define K2_PCI64_CONFIG_DATA (K2_PCI64_BAR + 0x000f8010) - -#define K2_PCI32_CONFIG_ADDR (K2_PCI32_BAR + 0x000f8000) -#define K2_PCI32_CONFIG_DATA (K2_PCI32_BAR + 0x000f8010) - -#define K2_PCI64_MEM_BASE 0xd0000000 -#define K2_PCI64_IO_BASE 0x80100000 - -#define K2_PCI32_MEM_BASE 0xc0000000 -#define K2_PCI32_IO_BASE 0x80000000 - -#define K2_PCI32_SYS_MEM_BASE 0x80000000 -#define K2_PCI64_SYS_MEM_BASE K2_PCI32_SYS_MEM_BASE - -#define K2_PCI32_LOWER_MEM 0x00000000 -#define K2_PCI32_UPPER_MEM 0x0fffffff -#define K2_PCI32_LOWER_IO 0x00000000 -#define K2_PCI32_UPPER_IO 0x000fffff - -#define K2_PCI64_LOWER_MEM 0x10000000 -#define K2_PCI64_UPPER_MEM 0x1fffffff -#define K2_PCI64_LOWER_IO 0x00100000 -#define K2_PCI64_UPPER_IO 0x001fffff - -#define K2_ISA_IO_BASE K2_PCI32_IO_BASE -#define K2_ISA_MEM_BASE K2_PCI32_MEM_BASE - -#define K2_BOARD_ID_REG (K2_ISA_IO_BASE + 0x800) -#define K2_MISC_REG (K2_ISA_IO_BASE + 0x804) -#define K2_MSIZ_GEO_REG (K2_ISA_IO_BASE + 0x808) -#define K2_HOT_SWAP_REG (K2_ISA_IO_BASE + 0x80c) -#define K2_PLD2_REG (K2_ISA_IO_BASE + 0x80e) -#define K2_PLD3_REG (K2_ISA_IO_BASE + 0x80f) - -#define K2_BUS_SPD(board_id) (board_id >> 2) & 3 - -#define K2_RTC_BASE_OFFSET 0x90000 -#define K2_RTC_BASE_ADDRESS (K2_PCI32_MEM_BASE + K2_RTC_BASE_OFFSET) -#define K2_RTC_SIZE 0x8000 - -#define K2_MEM_SIZE_MASK 0xe0 -#define K2_MEM_SIZE(size_reg) (size_reg & K2_MEM_SIZE_MASK) >> 5 -#define K2_MEM_SIZE_1GB 0x40000000 -#define K2_MEM_SIZE_512MB 0x20000000 -#define K2_MEM_SIZE_256MB 0x10000000 -#define K2_MEM_SIZE_128MB 0x08000000 - -#define K2_L2CACHE_MASK 0x03 /* Mask for 2 L2 Cache bits */ -#define K2_L2CACHE_512KB 0x00 /* 512KB */ -#define K2_L2CACHE_256KB 0x01 /* 256KB */ -#define K2_L2CACHE_1MB 0x02 /* 1MB */ -#define K2_L2CACHE_NONE 0x03 /* None */ - -#define K2_GEO_ADR_MASK 0x1f - -#define K2_SYS_SLOT_MASK 0x08 - -#endif /* __PPC_PLATFORMS_K2_H */ diff --git a/arch/ppc/platforms/katana.c b/arch/ppc/platforms/katana.c deleted file mode 100644 index 169dbf6534b..00000000000 --- a/arch/ppc/platforms/katana.c +++ /dev/null @@ -1,795 +0,0 @@ -/* - * arch/ppc/platforms/katana.c - * - * Board setup routines for the Artesyn Katana cPCI boards. - * - * Author: Tim Montgomery <timm@artesyncp.com> - * Maintained by: Mark A. Greer <mgreer@mvista.com> - * - * Based on code done by Rabeeh Khoury - rabeeh@galileo.co.il - * Based on code done by - Mark A. Greer <mgreer@mvista.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ -/* - * Supports the Artesyn 750i, 752i, and 3750. The 752i is virtually identical - * to the 750i except that it has an mv64460 bridge. - */ -#include <linux/config.h> -#include <linux/kernel.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/console.h> -#include <linux/initrd.h> -#include <linux/root_dev.h> -#include <linux/delay.h> -#include <linux/seq_file.h> -#include <linux/mtd/physmap.h> -#include <linux/mv643xx.h> -#ifdef CONFIG_BOOTIMG -#include <linux/bootimg.h> -#endif -#include <asm/io.h> -#include <asm/page.h> -#include <asm/time.h> -#include <asm/smp.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> -#include <asm/ppcboot.h> -#include <asm/mv64x60.h> -#include <platforms/katana.h> - -static struct mv64x60_handle bh; -static katana_id_t katana_id; -static void __iomem *cpld_base; -static void __iomem *sram_base; - -static u32 katana_flash_size_0; -static u32 katana_flash_size_1; - -static u32 katana_bus_frequency; - -unsigned char __res[sizeof(bd_t)]; - -/* PCI Interrupt routing */ -static int __init -katana_irq_lookup_750i(unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = { - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - /* IDSEL 4 (PMC 1) */ - { KATANA_PCI_INTB_IRQ_750i, KATANA_PCI_INTC_IRQ_750i, - KATANA_PCI_INTD_IRQ_750i, KATANA_PCI_INTA_IRQ_750i }, - /* IDSEL 5 (PMC 2) */ - { KATANA_PCI_INTC_IRQ_750i, KATANA_PCI_INTD_IRQ_750i, - KATANA_PCI_INTA_IRQ_750i, KATANA_PCI_INTB_IRQ_750i }, - /* IDSEL 6 (T8110) */ - {KATANA_PCI_INTD_IRQ_750i, 0, 0, 0 }, - }; - const long min_idsel = 4, max_idsel = 6, irqs_per_slot = 4; - - return PCI_IRQ_TABLE_LOOKUP; -} - -static int __init -katana_irq_lookup_3750(unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = { - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { KATANA_PCI_INTA_IRQ_3750, 0, 0, 0 }, /* IDSEL 3 (BCM5691) */ - { KATANA_PCI_INTB_IRQ_3750, 0, 0, 0 }, /* IDSEL 4 (MV64360 #2)*/ - { KATANA_PCI_INTC_IRQ_3750, 0, 0, 0 }, /* IDSEL 5 (MV64360 #3)*/ - }; - const long min_idsel = 3, max_idsel = 5, irqs_per_slot = 4; - - return PCI_IRQ_TABLE_LOOKUP; -} - -static int __init -katana_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - switch (katana_id) { - case KATANA_ID_750I: - case KATANA_ID_752I: - return katana_irq_lookup_750i(idsel, pin); - - case KATANA_ID_3750: - return katana_irq_lookup_3750(idsel, pin); - - default: - printk(KERN_ERR "Bogus board ID\n"); - return 0; - } -} - -/* Board info retrieval routines */ -void __init -katana_get_board_id(void) -{ - switch (in_8(cpld_base + KATANA_CPLD_PRODUCT_ID)) { - case KATANA_PRODUCT_ID_3750: - katana_id = KATANA_ID_3750; - break; - - case KATANA_PRODUCT_ID_750i: - katana_id = KATANA_ID_750I; - break; - - case KATANA_PRODUCT_ID_752i: - katana_id = KATANA_ID_752I; - break; - - default: - printk(KERN_ERR "Unsupported board\n"); - } -} - -int __init -katana_get_proc_num(void) -{ - u16 val; - u8 save_exclude; - static int proc = -1; - static u8 first_time = 1; - - if (first_time) { - if (katana_id != KATANA_ID_3750) - proc = 0; - else { - save_exclude = mv64x60_pci_exclude_bridge; - mv64x60_pci_exclude_bridge = 0; - - early_read_config_word(bh.hose_a, 0, - PCI_DEVFN(0,0), PCI_DEVICE_ID, &val); - - mv64x60_pci_exclude_bridge = save_exclude; - - switch(val) { - case PCI_DEVICE_ID_KATANA_3750_PROC0: - proc = 0; - break; - - case PCI_DEVICE_ID_KATANA_3750_PROC1: - proc = 1; - break; - - case PCI_DEVICE_ID_KATANA_3750_PROC2: - proc = 2; - break; - - default: - printk(KERN_ERR "Bogus Device ID\n"); - } - } - - first_time = 0; - } - - return proc; -} - -static inline int -katana_is_monarch(void) -{ - return in_8(cpld_base + KATANA_CPLD_BD_CFG_3) & - KATANA_CPLD_BD_CFG_3_MONARCH; -} - -static void __init -katana_setup_bridge(void) -{ - struct pci_controller hose; - struct mv64x60_setup_info si; - void __iomem *vaddr; - int i; - u16 val; - u8 save_exclude; - - /* - * Some versions of the Katana firmware mistakenly change the vendor - * & device id fields in the bridge's pci device (visible via pci - * config accesses). This breaks mv64x60_init() because those values - * are used to identify the type of bridge that's there. Artesyn - * claims that the subsystem vendor/device id's will have the correct - * Marvell values so this code puts back the correct values from there. - */ - memset(&hose, 0, sizeof(hose)); - vaddr = ioremap(CONFIG_MV64X60_NEW_BASE, MV64x60_INTERNAL_SPACE_SIZE); - setup_indirect_pci_nomap(&hose, vaddr + MV64x60_PCI0_CONFIG_ADDR, - vaddr + MV64x60_PCI0_CONFIG_DATA); - save_exclude = mv64x60_pci_exclude_bridge; - mv64x60_pci_exclude_bridge = 0; - - early_read_config_word(&hose, 0, PCI_DEVFN(0, 0), PCI_VENDOR_ID, &val); - - if (val != PCI_VENDOR_ID_MARVELL) { - early_read_config_word(&hose, 0, PCI_DEVFN(0, 0), - PCI_SUBSYSTEM_VENDOR_ID, &val); - early_write_config_word(&hose, 0, PCI_DEVFN(0, 0), - PCI_VENDOR_ID, val); - early_read_config_word(&hose, 0, PCI_DEVFN(0, 0), - PCI_SUBSYSTEM_ID, &val); - early_write_config_word(&hose, 0, PCI_DEVFN(0, 0), - PCI_DEVICE_ID, val); - } - - mv64x60_pci_exclude_bridge = save_exclude; - iounmap(vaddr); - - memset(&si, 0, sizeof(si)); - - si.phys_reg_base = CONFIG_MV64X60_NEW_BASE; - - si.pci_1.enable_bus = 1; - si.pci_1.pci_io.cpu_base = KATANA_PCI1_IO_START_PROC_ADDR; - si.pci_1.pci_io.pci_base_hi = 0; - si.pci_1.pci_io.pci_base_lo = KATANA_PCI1_IO_START_PCI_ADDR; - si.pci_1.pci_io.size = KATANA_PCI1_IO_SIZE; - si.pci_1.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_mem[0].cpu_base = KATANA_PCI1_MEM_START_PROC_ADDR; - si.pci_1.pci_mem[0].pci_base_hi = KATANA_PCI1_MEM_START_PCI_HI_ADDR; - si.pci_1.pci_mem[0].pci_base_lo = KATANA_PCI1_MEM_START_PCI_LO_ADDR; - si.pci_1.pci_mem[0].size = KATANA_PCI1_MEM_SIZE; - si.pci_1.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_cmd_bits = 0; - si.pci_1.latency_timer = 0x80; - - for (i = 0; i < MV64x60_CPU2MEM_WINDOWS; i++) { -#if defined(CONFIG_NOT_COHERENT_CACHE) - si.cpu_prot_options[i] = 0; - si.enet_options[i] = MV64360_ENET2MEM_SNOOP_NONE; - si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_NONE; - si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_NONE; - - si.pci_1.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_NONE | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_128_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES; -#else - si.cpu_prot_options[i] = 0; - si.enet_options[i] = MV64360_ENET2MEM_SNOOP_NONE; /* errata */ - si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_NONE; /* errata */ - si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_NONE; /* errata */ - - si.pci_1.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_WB | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_32_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_32_BYTES; -#endif - } - - /* Lookup PCI host bridges */ - if (mv64x60_init(&bh, &si)) - printk(KERN_WARNING "Bridge initialization failed.\n"); - - pci_dram_offset = 0; /* sys mem at same addr on PCI & cpu bus */ - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = katana_map_irq; - ppc_md.pci_exclude_device = mv64x60_pci_exclude_device; - - mv64x60_set_bus(&bh, 1, 0); - bh.hose_b->first_busno = 0; - bh.hose_b->last_busno = 0xff; -} - -/* Bridge & platform setup routines */ -void __init -katana_intr_setup(void) -{ - /* MPP 8, 9, and 10 */ - mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_1, 0xfff); - - /* MPP 14 */ - if ((katana_id == KATANA_ID_750I) || (katana_id == KATANA_ID_752I)) - mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_1, 0x0f000000); - - /* - * Define GPP 8,9,and 10 interrupt polarity as active low - * input signal and level triggered - */ - mv64x60_set_bits(&bh, MV64x60_GPP_LEVEL_CNTL, 0x700); - mv64x60_clr_bits(&bh, MV64x60_GPP_IO_CNTL, 0x700); - - if ((katana_id == KATANA_ID_750I) || (katana_id == KATANA_ID_752I)) { - mv64x60_set_bits(&bh, MV64x60_GPP_LEVEL_CNTL, (1<<14)); - mv64x60_clr_bits(&bh, MV64x60_GPP_IO_CNTL, (1<<14)); - } - - /* Config GPP intr ctlr to respond to level trigger */ - mv64x60_set_bits(&bh, MV64x60_COMM_ARBITER_CNTL, (1<<10)); - - /* Erranum FEr PCI-#8 */ - mv64x60_clr_bits(&bh, MV64x60_PCI0_CMD, (1<<5) | (1<<9)); - mv64x60_clr_bits(&bh, MV64x60_PCI1_CMD, (1<<5) | (1<<9)); - - /* - * Dismiss and then enable interrupt on GPP interrupt cause - * for CPU #0 - */ - mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, ~0x700); - mv64x60_set_bits(&bh, MV64x60_GPP_INTR_MASK, 0x700); - - if ((katana_id == KATANA_ID_750I) || (katana_id == KATANA_ID_752I)) { - mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, ~(1<<14)); - mv64x60_set_bits(&bh, MV64x60_GPP_INTR_MASK, (1<<14)); - } - - /* - * Dismiss and then enable interrupt on CPU #0 high cause reg - * BIT25 summarizes GPP interrupts 8-15 - */ - mv64x60_set_bits(&bh, MV64360_IC_CPU0_INTR_MASK_HI, (1<<25)); -} - -void __init -katana_setup_peripherals(void) -{ - u32 base; - - /* Set up windows for boot CS, soldered & socketed flash, and CPLD */ - mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN, - KATANA_BOOT_WINDOW_BASE, KATANA_BOOT_WINDOW_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN); - - /* Assume firmware set up window sizes correctly for dev 0 & 1 */ - mv64x60_get_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN, &base, - &katana_flash_size_0); - - if (katana_flash_size_0 > 0) { - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN, - KATANA_SOLDERED_FLASH_BASE, katana_flash_size_0, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN); - } - - mv64x60_get_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN, &base, - &katana_flash_size_1); - - if (katana_flash_size_1 > 0) { - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN, - (KATANA_SOLDERED_FLASH_BASE + katana_flash_size_0), - katana_flash_size_1, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN); - } - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_2_WIN, - KATANA_SOCKET_BASE, KATANA_SOCKETED_FLASH_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_2_WIN); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_3_WIN, - KATANA_CPLD_BASE, KATANA_CPLD_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_3_WIN); - cpld_base = ioremap(KATANA_CPLD_BASE, KATANA_CPLD_SIZE); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN, - KATANA_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN); - sram_base = ioremap(KATANA_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE); - - /* Set up Enet->SRAM window */ - mv64x60_set_32bit_window(&bh, MV64x60_ENET2MEM_4_WIN, - KATANA_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, 0x2); - bh.ci->enable_window_32bit(&bh, MV64x60_ENET2MEM_4_WIN); - - /* Give enet r/w access to memory region */ - mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_0, (0x3 << (4 << 1))); - mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_1, (0x3 << (4 << 1))); - mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_2, (0x3 << (4 << 1))); - - mv64x60_clr_bits(&bh, MV64x60_PCI1_PCI_DECODE_CNTL, (1 << 3)); - mv64x60_clr_bits(&bh, MV64x60_TIMR_CNTR_0_3_CNTL, - ((1 << 0) | (1 << 8) | (1 << 16) | (1 << 24))); - - /* Must wait until window set up before retrieving board id */ - katana_get_board_id(); - - /* Enumerate pci bus (must know board id before getting proc number) */ - if (katana_get_proc_num() == 0) - bh.hose_b->last_busno = pciauto_bus_scan(bh.hose_b, 0); - -#if defined(CONFIG_NOT_COHERENT_CACHE) - mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x00160000); -#else - mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b2); -#endif - - /* - * Setting the SRAM to 0. Note that this generates parity errors on - * internal data path in SRAM since it's first time accessing it - * while after reset it's not configured. - */ - memset(sram_base, 0, MV64360_SRAM_SIZE); - - /* Only processor zero [on 3750] is an PCI interrupt controller */ - if (katana_get_proc_num() == 0) - katana_intr_setup(); -} - -static void __init -katana_enable_ipmi(void) -{ - u8 reset_out; - - /* Enable access to IPMI ctlr by clearing IPMI PORTSEL bit in CPLD */ - reset_out = in_8(cpld_base + KATANA_CPLD_RESET_OUT); - reset_out &= ~KATANA_CPLD_RESET_OUT_PORTSEL; - out_8(cpld_base + KATANA_CPLD_RESET_OUT, reset_out); -} - -static void __init -katana_setup_arch(void) -{ - if (ppc_md.progress) - ppc_md.progress("katana_setup_arch: enter", 0); - - set_tb(0, 0); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - /* - * Set up the L2CR register. - * - * 750FX has only L2E, L2PE (bits 2-8 are reserved) - * DD2.0 has bug that requires the L2 to be in WRT mode - * avoid dirty data in cache - */ - if (PVR_REV(mfspr(SPRN_PVR)) == 0x0200) { - printk(KERN_INFO "DD2.0 detected. Setting L2 cache" - "to Writethrough mode\n"); - _set_L2CR(L2CR_L2E | L2CR_L2PE | L2CR_L2WT); - } else - _set_L2CR(L2CR_L2E | L2CR_L2PE); - - if (ppc_md.progress) - ppc_md.progress("katana_setup_arch: calling setup_bridge", 0); - - katana_setup_bridge(); - katana_setup_peripherals(); - katana_enable_ipmi(); - - katana_bus_frequency = katana_bus_freq(cpld_base); - - printk(KERN_INFO "Artesyn Communication Products, LLC - Katana(TM)\n"); - if (ppc_md.progress) - ppc_md.progress("katana_setup_arch: exit", 0); -} - -/* Platform device data fixup routines. */ -#if defined(CONFIG_SERIAL_MPSC) -static void __init -katana_fixup_mpsc_pdata(struct platform_device *pdev) -{ - struct mpsc_pdata *pdata; - - pdata = (struct mpsc_pdata *)pdev->dev.platform_data; - - pdata->max_idle = 40; - pdata->default_baud = KATANA_DEFAULT_BAUD; - pdata->brg_clk_src = KATANA_MPSC_CLK_SRC; - /* - * TCLK (not SysCLk) is routed to BRG, then to the MPSC. On most parts, - * TCLK == SysCLK but on 64460, they are separate pins. - * SysCLK can go up to 200 MHz but TCLK can only go up to 133 MHz. - */ - pdata->brg_clk_freq = min(katana_bus_frequency, MV64x60_TCLK_FREQ_MAX); -} -#endif - -#if defined(CONFIG_MV643XX_ETH) -static void __init -katana_fixup_eth_pdata(struct platform_device *pdev) -{ - struct mv643xx_eth_platform_data *eth_pd; - static u16 phy_addr[] = { - KATANA_ETH0_PHY_ADDR, - KATANA_ETH1_PHY_ADDR, - KATANA_ETH2_PHY_ADDR, - }; - - eth_pd = pdev->dev.platform_data; - eth_pd->force_phy_addr = 1; - eth_pd->phy_addr = phy_addr[pdev->id]; - eth_pd->tx_queue_size = KATANA_ETH_TX_QUEUE_SIZE; - eth_pd->rx_queue_size = KATANA_ETH_RX_QUEUE_SIZE; -} -#endif - -static int __init -katana_platform_notify(struct device *dev) -{ - static struct { - char *bus_id; - void ((*rtn)(struct platform_device *pdev)); - } dev_map[] = { -#if defined(CONFIG_SERIAL_MPSC) - { MPSC_CTLR_NAME ".0", katana_fixup_mpsc_pdata }, - { MPSC_CTLR_NAME ".1", katana_fixup_mpsc_pdata }, -#endif -#if defined(CONFIG_MV643XX_ETH) - { MV643XX_ETH_NAME ".0", katana_fixup_eth_pdata }, - { MV643XX_ETH_NAME ".1", katana_fixup_eth_pdata }, - { MV643XX_ETH_NAME ".2", katana_fixup_eth_pdata }, -#endif - }; - struct platform_device *pdev; - int i; - - if (dev && dev->bus_id) - for (i=0; i<ARRAY_SIZE(dev_map); i++) - if (!strncmp(dev->bus_id, dev_map[i].bus_id, - BUS_ID_SIZE)) { - - pdev = container_of(dev, - struct platform_device, dev); - dev_map[i].rtn(pdev); - } - - return 0; -} - -#ifdef CONFIG_MTD_PHYSMAP - -#ifndef MB -#define MB (1 << 20) -#endif - -/* - * MTD Layout depends on amount of soldered FLASH in system. Sizes in MB. - * - * FLASH Amount: 128 64 32 16 - * ------------- --- -- -- -- - * Monitor: 1 1 1 1 - * Primary Kernel: 1.5 1.5 1.5 1.5 - * Primary fs: 30 30 <end> <end> - * Secondary Kernel: 1.5 1.5 N/A N/A - * Secondary fs: <end> <end> N/A N/A - * User: <overlays entire FLASH except for "Monitor" section> - */ -static int __init -katana_setup_mtd(void) -{ - u32 size; - int ptbl_entries; - static struct mtd_partition *ptbl; - - size = katana_flash_size_0 + katana_flash_size_1; - if (!size) - return -ENOMEM; - - ptbl_entries = (size >= (64*MB)) ? 6 : 4; - - if ((ptbl = kmalloc(ptbl_entries * sizeof(struct mtd_partition), - GFP_KERNEL)) == NULL) { - - printk(KERN_WARNING "Can't alloc MTD partition table\n"); - return -ENOMEM; - } - memset(ptbl, 0, ptbl_entries * sizeof(struct mtd_partition)); - - ptbl[0].name = "Monitor"; - ptbl[0].size = KATANA_MTD_MONITOR_SIZE; - ptbl[1].name = "Primary Kernel"; - ptbl[1].offset = MTDPART_OFS_NXTBLK; - ptbl[1].size = 0x00180000; /* 1.5 MB */ - ptbl[2].name = "Primary Filesystem"; - ptbl[2].offset = MTDPART_OFS_APPEND; - ptbl[2].size = MTDPART_SIZ_FULL; /* Correct for 16 & 32 MB */ - ptbl[ptbl_entries-1].name = "User FLASH"; - ptbl[ptbl_entries-1].offset = KATANA_MTD_MONITOR_SIZE; - ptbl[ptbl_entries-1].size = MTDPART_SIZ_FULL; - - if (size >= (64*MB)) { - ptbl[2].size = 30*MB; - ptbl[3].name = "Secondary Kernel"; - ptbl[3].offset = MTDPART_OFS_NXTBLK; - ptbl[3].size = 0x00180000; /* 1.5 MB */ - ptbl[4].name = "Secondary Filesystem"; - ptbl[4].offset = MTDPART_OFS_APPEND; - ptbl[4].size = MTDPART_SIZ_FULL; - } - - physmap_map.size = size; - physmap_set_partitions(ptbl, ptbl_entries); - return 0; -} - -arch_initcall(katana_setup_mtd); -#endif - -static void -katana_restart(char *cmd) -{ - ulong i = 10000000; - - /* issue hard reset to the reset command register */ - out_8(cpld_base + KATANA_CPLD_RST_CMD, KATANA_CPLD_RST_CMD_HR); - - while (i-- > 0) ; - panic("restart failed\n"); -} - -static void -katana_halt(void) -{ - u8 v; - - if (katana_id == KATANA_ID_752I) { - v = in_8(cpld_base + HSL_PLD_BASE + HSL_PLD_HOT_SWAP_OFF); - v |= HSL_PLD_HOT_SWAP_LED_BIT; - out_8(cpld_base + HSL_PLD_BASE + HSL_PLD_HOT_SWAP_OFF, v); - } - - while (1) ; - /* NOTREACHED */ -} - -static void -katana_power_off(void) -{ - katana_halt(); - /* NOTREACHED */ -} - -static int -katana_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: Artesyn Communication Products, LLC\n"); - - seq_printf(m, "board\t\t: "); - - switch (katana_id) { - case KATANA_ID_3750: - seq_printf(m, "Katana 3750\n"); - break; - - case KATANA_ID_750I: - seq_printf(m, "Katana 750i\n"); - break; - - case KATANA_ID_752I: - seq_printf(m, "Katana 752i\n"); - break; - - default: - seq_printf(m, "Unknown\n"); - break; - } - - seq_printf(m, "product ID\t: 0x%x\n", - in_8(cpld_base + KATANA_CPLD_PRODUCT_ID)); - seq_printf(m, "hardware rev\t: 0x%x\n", - in_8(cpld_base+KATANA_CPLD_HARDWARE_VER)); - seq_printf(m, "PLD rev\t\t: 0x%x\n", - in_8(cpld_base + KATANA_CPLD_PLD_VER)); - seq_printf(m, "PLB freq\t: %ldMhz\n", - (long)katana_bus_frequency / 1000000); - seq_printf(m, "PCI\t\t: %sMonarch\n", katana_is_monarch()? "" : "Non-"); - - return 0; -} - -static void __init -katana_calibrate_decr(void) -{ - u32 freq; - - freq = katana_bus_frequency / 4; - - printk(KERN_INFO "time_init: decrementer frequency = %lu.%.6lu MHz\n", - (long)freq / 1000000, (long)freq % 1000000); - - tb_ticks_per_jiffy = freq / HZ; - tb_to_us = mulhwu_scale_factor(freq, 1000000); -} - -unsigned long __init -katana_find_end_of_memory(void) -{ - return mv64x60_get_mem_size(CONFIG_MV64X60_NEW_BASE, - MV64x60_TYPE_MV64360); -} - -#if defined(CONFIG_I2C_MV64XXX) && defined(CONFIG_SENSORS_M41T00) -extern ulong m41t00_get_rtc_time(void); -extern int m41t00_set_rtc_time(ulong); - -static int __init -katana_rtc_hookup(void) -{ - struct timespec tv; - - ppc_md.get_rtc_time = m41t00_get_rtc_time; - ppc_md.set_rtc_time = m41t00_set_rtc_time; - - tv.tv_nsec = 0; - tv.tv_sec = (ppc_md.get_rtc_time)(); - do_settimeofday(&tv); - - return 0; -} -late_initcall(katana_rtc_hookup); -#endif - -static inline void -katana_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT2U, 0xf0001ffe); - mtspr(SPRN_DBAT2L, 0xf000002a); - mb(); -} - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) && defined(CONFIG_SERIAL_MPSC_CONSOLE) -static void __init -katana_map_io(void) -{ - io_block_mapping(0xf8100000, 0xf8100000, 0x00020000, _PAGE_IO); -} -#endif - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* ASSUMPTION: If both r3 (bd_t pointer) and r6 (cmdline pointer) - * are non-zero, then we should use the board info from the bd_t - * structure and the cmdline pointed to by r6 instead of the - * information from birecs, if any. Otherwise, use the information - * from birecs as discovered by the preceeding call to - * parse_bootinfo(). This rule should work with both PPCBoot, which - * uses a bd_t board info structure, and the kernel boot wrapper, - * which uses birecs. - */ - if (r3 && r6) { - /* copy board info structure */ - memcpy( (void *)__res,(void *)(r3+KERNELBASE), sizeof(bd_t) ); - /* copy command line */ - *(char *)(r7+KERNELBASE) = 0; - strcpy(cmd_line, (char *)(r6+KERNELBASE)); - } - - isa_mem_base = 0; - - ppc_md.setup_arch = katana_setup_arch; - ppc_md.show_cpuinfo = katana_show_cpuinfo; - ppc_md.init_IRQ = mv64360_init_irq; - ppc_md.get_irq = mv64360_get_irq; - ppc_md.restart = katana_restart; - ppc_md.power_off = katana_power_off; - ppc_md.halt = katana_halt; - ppc_md.find_end_of_memory = katana_find_end_of_memory; - ppc_md.calibrate_decr = katana_calibrate_decr; - -#if defined(CONFIG_SERIAL_TEXT_DEBUG) && defined(CONFIG_SERIAL_MPSC_CONSOLE) - ppc_md.setup_io_mappings = katana_map_io; - ppc_md.progress = mv64x60_mpsc_progress; - mv64x60_progress_init(CONFIG_MV64X60_NEW_BASE); -#endif - -#if defined(CONFIG_SERIAL_MPSC) || defined(CONFIG_MV643XX_ETH) - platform_notify = katana_platform_notify; -#endif - - katana_set_bat(); /* Need for katana_find_end_of_memory and progress */ -} diff --git a/arch/ppc/platforms/katana.h b/arch/ppc/platforms/katana.h deleted file mode 100644 index b82ed81950f..00000000000 --- a/arch/ppc/platforms/katana.h +++ /dev/null @@ -1,255 +0,0 @@ -/* - * arch/ppc/platforms/katana.h - * - * Definitions for Artesyn Katana750i/3750 board. - * - * Author: Tim Montgomery <timm@artesyncp.com> - * Maintained by: Mark A. Greer <mgreer@mvista.com> - * - * Based on code done by Rabeeh Khoury - rabeeh@galileo.co.il - * Based on code done by Mark A. Greer <mgreer@mvista.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -/* - * The MV64360 has 2 PCI buses each with 1 window from the CPU bus to - * PCI I/O space and 4 windows from the CPU bus to PCI MEM space. - * We'll only use one PCI MEM window on each PCI bus. - * - * This is the CPU physical memory map (windows must be at least 64 KB and start - * on a boundary that is a multiple of the window size): - * - * 0xff800000-0xffffffff - Boot window - * 0xf8400000-0xf843ffff - Internal SRAM - * 0xf8200000-0xf83fffff - CPLD - * 0xf8100000-0xf810ffff - MV64360 Registers (CONFIG_MV64X60_NEW_BASE) - * 0xf8000000-0xf80fffff - Socketed FLASH - * 0xe0000000-0xefffffff - Soldered FLASH - * 0xc0000000-0xc3ffffff - PCI I/O (second hose) - * 0x80000000-0xbfffffff - PCI MEM (second hose) - */ - -#ifndef __PPC_PLATFORMS_KATANA_H -#define __PPC_PLATFORMS_KATANA_H - -/* CPU Physical Memory Map setup. */ -#define KATANA_BOOT_WINDOW_BASE 0xff800000 -#define KATANA_BOOT_WINDOW_SIZE 0x00800000 /* 8 MB */ -#define KATANA_INTERNAL_SRAM_BASE 0xf8400000 -#define KATANA_CPLD_BASE 0xf8200000 -#define KATANA_CPLD_SIZE 0x00200000 /* 2 MB */ -#define KATANA_SOCKET_BASE 0xf8000000 -#define KATANA_SOCKETED_FLASH_SIZE 0x00100000 /* 1 MB */ -#define KATANA_SOLDERED_FLASH_BASE 0xe0000000 -#define KATANA_SOLDERED_FLASH_SIZE 0x10000000 /* 256 MB */ - -#define KATANA_PCI1_MEM_START_PROC_ADDR 0x80000000 -#define KATANA_PCI1_MEM_START_PCI_HI_ADDR 0x00000000 -#define KATANA_PCI1_MEM_START_PCI_LO_ADDR 0x80000000 -#define KATANA_PCI1_MEM_SIZE 0x40000000 /* 1 GB */ -#define KATANA_PCI1_IO_START_PROC_ADDR 0xc0000000 -#define KATANA_PCI1_IO_START_PCI_ADDR 0x00000000 -#define KATANA_PCI1_IO_SIZE 0x04000000 /* 64 MB */ - -/* Board-specific IRQ info */ -#define KATANA_PCI_INTA_IRQ_3750 64+8 -#define KATANA_PCI_INTB_IRQ_3750 64+9 -#define KATANA_PCI_INTC_IRQ_3750 64+10 - -#define KATANA_PCI_INTA_IRQ_750i 64+8 -#define KATANA_PCI_INTB_IRQ_750i 64+9 -#define KATANA_PCI_INTC_IRQ_750i 64+10 -#define KATANA_PCI_INTD_IRQ_750i 64+14 - -#define KATANA_CPLD_RST_EVENT 0x00000000 -#define KATANA_CPLD_RST_CMD 0x00001000 -#define KATANA_CPLD_PCI_ERR_INT_EN 0x00002000 -#define KATANA_CPLD_PCI_ERR_INT_PEND 0x00003000 -#define KATANA_CPLD_PRODUCT_ID 0x00004000 -#define KATANA_CPLD_EREADY 0x00005000 - -#define KATANA_CPLD_HARDWARE_VER 0x00007000 -#define KATANA_CPLD_PLD_VER 0x00008000 -#define KATANA_CPLD_BD_CFG_0 0x00009000 -#define KATANA_CPLD_BD_CFG_1 0x0000a000 -#define KATANA_CPLD_BD_CFG_3 0x0000c000 -#define KATANA_CPLD_LED 0x0000d000 -#define KATANA_CPLD_RESET_OUT 0x0000e000 - -#define KATANA_CPLD_RST_EVENT_INITACT 0x80 -#define KATANA_CPLD_RST_EVENT_SW 0x40 -#define KATANA_CPLD_RST_EVENT_WD 0x20 -#define KATANA_CPLD_RST_EVENT_COPS 0x10 -#define KATANA_CPLD_RST_EVENT_COPH 0x08 -#define KATANA_CPLD_RST_EVENT_CPCI 0x02 -#define KATANA_CPLD_RST_EVENT_FP 0x01 - -#define KATANA_CPLD_RST_CMD_SCL 0x80 -#define KATANA_CPLD_RST_CMD_SDA 0x40 -#define KATANA_CPLD_RST_CMD_I2C 0x10 -#define KATANA_CPLD_RST_CMD_FR 0x08 -#define KATANA_CPLD_RST_CMD_SR 0x04 -#define KATANA_CPLD_RST_CMD_HR 0x01 - -#define KATANA_CPLD_BD_CFG_0_SYSCLK_MASK 0xc0 -#define KATANA_CPLD_BD_CFG_0_SYSCLK_200 0x00 -#define KATANA_CPLD_BD_CFG_0_SYSCLK_166 0x80 -#define KATANA_CPLD_BD_CFG_0_SYSCLK_133 0xc0 -#define KATANA_CPLD_BD_CFG_0_SYSCLK_100 0x40 - -#define KATANA_CPLD_BD_CFG_1_FL_BANK_MASK 0x03 -#define KATANA_CPLD_BD_CFG_1_FL_BANK_16MB 0x00 -#define KATANA_CPLD_BD_CFG_1_FL_BANK_32MB 0x01 -#define KATANA_CPLD_BD_CFG_1_FL_BANK_64MB 0x02 -#define KATANA_CPLD_BD_CFG_1_FL_BANK_128MB 0x03 - -#define KATANA_CPLD_BD_CFG_1_FL_NUM_BANKS_MASK 0x04 -#define KATANA_CPLD_BD_CFG_1_FL_NUM_BANKS_ONE 0x00 -#define KATANA_CPLD_BD_CFG_1_FL_NUM_BANKS_TWO 0x04 - -#define KATANA_CPLD_BD_CFG_3_MONARCH 0x04 - -#define KATANA_CPLD_RESET_OUT_PORTSEL 0x80 -#define KATANA_CPLD_RESET_OUT_WD 0x20 -#define KATANA_CPLD_RESET_OUT_COPH 0x08 -#define KATANA_CPLD_RESET_OUT_PCI_RST_PCI 0x02 -#define KATANA_CPLD_RESET_OUT_PCI_RST_FP 0x01 - -#define KATANA_MBOX_RESET_REQUEST 0xC83A -#define KATANA_MBOX_RESET_ACK 0xE430 -#define KATANA_MBOX_RESET_DONE 0x32E5 - -#define HSL_PLD_BASE 0x00010000 -#define HSL_PLD_J4SGA_REG_OFF 0 -#define HSL_PLD_J4GA_REG_OFF 1 -#define HSL_PLD_J2GA_REG_OFF 2 -#define HSL_PLD_HOT_SWAP_OFF 6 -#define HSL_PLD_HOT_SWAP_LED_BIT 0x1 -#define GA_MASK 0x1f -#define HSL_PLD_SIZE 0x1000 -#define K3750_GPP_GEO_ADDR_PINS 0xf8000000 -#define K3750_GPP_GEO_ADDR_SHIFT 27 - -#define K3750_GPP_EVENT_PROC_0 (1 << 21) -#define K3750_GPP_EVENT_PROC_1_2 (1 << 2) - -#define PCI_VENDOR_ID_ARTESYN 0x1223 -#define PCI_DEVICE_ID_KATANA_3750_PROC0 0x0041 -#define PCI_DEVICE_ID_KATANA_3750_PROC1 0x0042 -#define PCI_DEVICE_ID_KATANA_3750_PROC2 0x0043 - -#define COPROC_MEM_FUNCTION 0 -#define COPROC_MEM_BAR 0 -#define COPROC_REGS_FUNCTION 0 -#define COPROC_REGS_BAR 4 -#define COPROC_FLASH_FUNCTION 2 -#define COPROC_FLASH_BAR 4 - -#define KATANA_IPMB_LOCAL_I2C_ADDR 0x08 - -#define KATANA_DEFAULT_BAUD 9600 -#define KATANA_MPSC_CLK_SRC 8 /* TCLK */ - -#define KATANA_MTD_MONITOR_SIZE (1 << 20) /* 1 MB */ - -#define KATANA_ETH0_PHY_ADDR 12 -#define KATANA_ETH1_PHY_ADDR 11 -#define KATANA_ETH2_PHY_ADDR 4 - -#define KATANA_PRODUCT_ID_3750 0x01 -#define KATANA_PRODUCT_ID_750i 0x02 -#define KATANA_PRODUCT_ID_752i 0x04 - -#define KATANA_ETH_TX_QUEUE_SIZE 800 -#define KATANA_ETH_RX_QUEUE_SIZE 400 - -#define KATANA_ETH_PORT_CONFIG_VALUE \ - ETH_UNICAST_NORMAL_MODE | \ - ETH_DEFAULT_RX_QUEUE_0 | \ - ETH_DEFAULT_RX_ARP_QUEUE_0 | \ - ETH_RECEIVE_BC_IF_NOT_IP_OR_ARP | \ - ETH_RECEIVE_BC_IF_IP | \ - ETH_RECEIVE_BC_IF_ARP | \ - ETH_CAPTURE_TCP_FRAMES_DIS | \ - ETH_CAPTURE_UDP_FRAMES_DIS | \ - ETH_DEFAULT_RX_TCP_QUEUE_0 | \ - ETH_DEFAULT_RX_UDP_QUEUE_0 | \ - ETH_DEFAULT_RX_BPDU_QUEUE_0 - -#define KATANA_ETH_PORT_CONFIG_EXTEND_VALUE \ - ETH_SPAN_BPDU_PACKETS_AS_NORMAL | \ - ETH_PARTITION_DISABLE - -#define GT_ETH_IPG_INT_RX(value) \ - ((value & 0x3fff) << 8) - -#define KATANA_ETH_PORT_SDMA_CONFIG_VALUE \ - ETH_RX_BURST_SIZE_4_64BIT | \ - GT_ETH_IPG_INT_RX(0) | \ - ETH_TX_BURST_SIZE_4_64BIT - -#define KATANA_ETH_PORT_SERIAL_CONTROL_VALUE \ - ETH_FORCE_LINK_PASS | \ - ETH_ENABLE_AUTO_NEG_FOR_DUPLX | \ - ETH_DISABLE_AUTO_NEG_FOR_FLOW_CTRL | \ - ETH_ADV_SYMMETRIC_FLOW_CTRL | \ - ETH_FORCE_FC_MODE_NO_PAUSE_DIS_TX | \ - ETH_FORCE_BP_MODE_NO_JAM | \ - BIT9 | \ - ETH_DO_NOT_FORCE_LINK_FAIL | \ - ETH_RETRANSMIT_16_ATTEMPTS | \ - ETH_ENABLE_AUTO_NEG_SPEED_GMII | \ - ETH_DTE_ADV_0 | \ - ETH_DISABLE_AUTO_NEG_BYPASS | \ - ETH_AUTO_NEG_NO_CHANGE | \ - ETH_MAX_RX_PACKET_9700BYTE | \ - ETH_CLR_EXT_LOOPBACK | \ - ETH_SET_FULL_DUPLEX_MODE | \ - ETH_ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX - -#ifndef __ASSEMBLY__ - -typedef enum { - KATANA_ID_3750, - KATANA_ID_750I, - KATANA_ID_752I, - KATANA_ID_MAX -} katana_id_t; - -#endif - -static inline u32 -katana_bus_freq(void __iomem *cpld_base) -{ - u8 bd_cfg_0; - - bd_cfg_0 = in_8(cpld_base + KATANA_CPLD_BD_CFG_0); - - switch (bd_cfg_0 & KATANA_CPLD_BD_CFG_0_SYSCLK_MASK) { - case KATANA_CPLD_BD_CFG_0_SYSCLK_200: - return 200000000; - break; - - case KATANA_CPLD_BD_CFG_0_SYSCLK_166: - return 166666666; - break; - - case KATANA_CPLD_BD_CFG_0_SYSCLK_133: - return 133333333; - break; - - case KATANA_CPLD_BD_CFG_0_SYSCLK_100: - return 100000000; - break; - - default: - return 133333333; - break; - } -} - -#endif /* __PPC_PLATFORMS_KATANA_H */ diff --git a/arch/ppc/platforms/lantec.h b/arch/ppc/platforms/lantec.h deleted file mode 100644 index 8c87642c510..00000000000 --- a/arch/ppc/platforms/lantec.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * LANTEC board specific definitions - * - * Copyright (c) 2001 Wolfgang Denk (wd@denx.de) - */ - -#ifndef __MACH_LANTEC_H -#define __MACH_LANTEC_H - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -#define IMAP_ADDR 0xFFF00000 /* physical base address of IMMR area */ -#define IMAP_SIZE (64 * 1024) /* mapped size of IMMR area */ - -/* We don't use the 8259. -*/ -#define NR_8259_INTS 0 - -#endif /* __MACH_LANTEC_H */ diff --git a/arch/ppc/platforms/lite5200.c b/arch/ppc/platforms/lite5200.c deleted file mode 100644 index b604cf8b3ca..00000000000 --- a/arch/ppc/platforms/lite5200.c +++ /dev/null @@ -1,236 +0,0 @@ -/* - * arch/ppc/platforms/lite5200.c - * - * Platform support file for the Freescale LITE5200 based on MPC52xx. - * A maximum of this file should be moved to syslib/mpc52xx_????? - * so that new platform based on MPC52xx need a minimal platform file - * ( avoid code duplication ) - * - * - * Maintainer : Sylvain Munaut <tnt@246tNt.com> - * - * Based on the 2.4 code written by Kent Borg, - * Dale Farnsworth <dale.farnsworth@mvista.com> and - * Wolfgang Denk <wd@denx.de> - * - * Copyright 2004-2005 Sylvain Munaut <tnt@246tNt.com> - * Copyright 2003 Motorola Inc. - * Copyright 2003 MontaVista Software Inc. - * Copyright 2003 DENX Software Engineering (wd@denx.de) - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ - -#include <linux/config.h> -#include <linux/initrd.h> -#include <linux/seq_file.h> -#include <linux/kdev_t.h> -#include <linux/root_dev.h> -#include <linux/console.h> -#include <linux/module.h> - -#include <asm/bootinfo.h> -#include <asm/io.h> -#include <asm/mpc52xx.h> -#include <asm/ppc_sys.h> - -#include <syslib/mpc52xx_pci.h> - - -extern int powersave_nap; - -/* Board data given by U-Boot */ -bd_t __res; -EXPORT_SYMBOL(__res); /* For modules */ - - -/* ======================================================================== */ -/* Platform specific code */ -/* ======================================================================== */ - -/* Supported PSC function in "preference" order */ -struct mpc52xx_psc_func mpc52xx_psc_functions[] = { - { .id = 0, - .func = "uart", - }, - { .id = -1, /* End entry */ - .func = NULL, - } - }; - - -static int -lite5200_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "machine\t\t: Freescale LITE5200\n"); - return 0; -} - -#ifdef CONFIG_PCI -static int -lite5200_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - return (pin == 1) && (idsel==24) ? MPC52xx_IRQ0 : -1; -} -#endif - -static void __init -lite5200_setup_cpu(void) -{ - struct mpc52xx_cdm __iomem *cdm; - struct mpc52xx_gpio __iomem *gpio; - struct mpc52xx_intr __iomem *intr; - struct mpc52xx_xlb __iomem *xlb; - - u32 port_config; - u32 intr_ctrl; - - /* Map zones */ - cdm = ioremap(MPC52xx_PA(MPC52xx_CDM_OFFSET), MPC52xx_CDM_SIZE); - gpio = ioremap(MPC52xx_PA(MPC52xx_GPIO_OFFSET), MPC52xx_GPIO_SIZE); - xlb = ioremap(MPC52xx_PA(MPC52xx_XLB_OFFSET), MPC52xx_XLB_SIZE); - intr = ioremap(MPC52xx_PA(MPC52xx_INTR_OFFSET), MPC52xx_INTR_SIZE); - - if (!cdm || !gpio || !xlb || !intr) { - printk("lite5200.c: Error while mapping CDM/GPIO/XLB/INTR during" - "lite5200_setup_cpu\n"); - goto unmap_regs; - } - - /* Use internal 48 Mhz */ - out_8(&cdm->ext_48mhz_en, 0x00); - out_8(&cdm->fd_enable, 0x01); - if (in_be32(&cdm->rstcfg) & 0x40) /* Assumes 33Mhz clock */ - out_be16(&cdm->fd_counters, 0x0001); - else - out_be16(&cdm->fd_counters, 0x5555); - - /* Get port mux config */ - port_config = in_be32(&gpio->port_config); - - /* 48Mhz internal, pin is GPIO */ - port_config &= ~0x00800000; - - /* USB port */ - port_config &= ~0x00007000; /* Differential mode - USB1 only */ - port_config |= 0x00001000; - - /* Commit port config */ - out_be32(&gpio->port_config, port_config); - - /* Configure the XLB Arbiter */ - out_be32(&xlb->master_pri_enable, 0xff); - out_be32(&xlb->master_priority, 0x11111111); - - /* Enable ram snooping for 1GB window */ - out_be32(&xlb->config, in_be32(&xlb->config) | MPC52xx_XLB_CFG_SNOOP); - out_be32(&xlb->snoop_window, MPC52xx_PCI_TARGET_MEM | 0x1d); - - /* IRQ[0-3] setup : IRQ0 - Level Active Low */ - /* IRQ[1-3] - Level Active High */ - intr_ctrl = in_be32(&intr->ctrl); - intr_ctrl &= ~0x00ff0000; - intr_ctrl |= 0x00c00000; - out_be32(&intr->ctrl, intr_ctrl); - - /* Unmap reg zone */ -unmap_regs: - if (cdm) iounmap(cdm); - if (gpio) iounmap(gpio); - if (xlb) iounmap(xlb); - if (intr) iounmap(intr); -} - -static void __init -lite5200_setup_arch(void) -{ - /* CPU & Port mux setup */ - lite5200_setup_cpu(); - -#ifdef CONFIG_PCI - /* PCI Bridge setup */ - mpc52xx_find_bridges(); -#endif -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - /* Generic MPC52xx platform initialization */ - /* TODO Create one and move a max of stuff in it. - Put this init in the syslib */ - - struct bi_record *bootinfo = find_bootinfo(); - - if (bootinfo) - parse_bootinfo(bootinfo); - else { - /* Load the bd_t board info structure */ - if (r3) - memcpy((void*)&__res,(void*)(r3+KERNELBASE), - sizeof(bd_t)); - -#ifdef CONFIG_BLK_DEV_INITRD - /* Load the initrd */ - if (r4) { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - } -#endif - - /* Load the command line */ - if (r6) { - *(char *)(r7+KERNELBASE) = 0; - strcpy(cmd_line, (char *)(r6+KERNELBASE)); - } - } - - /* PPC Sys identification */ - identify_ppc_sys_by_id(mfspr(SPRN_SVR)); - - /* BAT setup */ - mpc52xx_set_bat(); - - /* No ISA bus by default */ - isa_io_base = 0; - isa_mem_base = 0; - - /* Powersave */ - /* This is provided as an example on how to do it. But you - need to be aware that NAP disable bus snoop and that may - be required for some devices to work properly, like USB ... */ - /* powersave_nap = 1; */ - - - /* Setup the ppc_md struct */ - ppc_md.setup_arch = lite5200_setup_arch; - ppc_md.show_cpuinfo = lite5200_show_cpuinfo; - ppc_md.show_percpuinfo = NULL; - ppc_md.init_IRQ = mpc52xx_init_irq; - ppc_md.get_irq = mpc52xx_get_irq; - -#ifdef CONFIG_PCI - ppc_md.pci_map_irq = lite5200_map_irq; -#endif - - ppc_md.find_end_of_memory = mpc52xx_find_end_of_memory; - ppc_md.setup_io_mappings = mpc52xx_map_io; - - ppc_md.restart = mpc52xx_restart; - ppc_md.power_off = mpc52xx_power_off; - ppc_md.halt = mpc52xx_halt; - - /* No time keeper on the LITE5200 */ - ppc_md.time_init = NULL; - ppc_md.get_rtc_time = NULL; - ppc_md.set_rtc_time = NULL; - - ppc_md.calibrate_decr = mpc52xx_calibrate_decr; -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.progress = mpc52xx_progress; -#endif -} - diff --git a/arch/ppc/platforms/lite5200.h b/arch/ppc/platforms/lite5200.h deleted file mode 100644 index c1de2aa4717..00000000000 --- a/arch/ppc/platforms/lite5200.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * arch/ppc/platforms/lite5200.h - * - * Definitions for Freescale LITE5200 : MPC52xx Standard Development - * Platform board support - * - * Maintainer : Sylvain Munaut <tnt@246tNt.com> - * - * Copyright (C) 2004 Sylvain Munaut <tnt@246tNt.com> - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ - -#ifndef __PLATFORMS_LITE5200_H__ -#define __PLATFORMS_LITE5200_H__ - -/* Serial port used for low-level debug */ -#define MPC52xx_PF_CONSOLE_PORT 1 /* PSC1 */ - - -#endif /* __PLATFORMS_LITE5200_H__ */ diff --git a/arch/ppc/platforms/lopec.c b/arch/ppc/platforms/lopec.c deleted file mode 100644 index a5569525e0a..00000000000 --- a/arch/ppc/platforms/lopec.c +++ /dev/null @@ -1,411 +0,0 @@ -/* - * arch/ppc/platforms/lopec.c - * - * Setup routines for the Motorola LoPEC. - * - * Author: Dan Cox - * Maintainer: Tom Rini <trini@kernel.crashing.org> - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/types.h> -#include <linux/delay.h> -#include <linux/pci_ids.h> -#include <linux/ioport.h> -#include <linux/init.h> -#include <linux/ide.h> -#include <linux/seq_file.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/root_dev.h> -#include <linux/pci.h> - -#include <asm/machdep.h> -#include <asm/pci-bridge.h> -#include <asm/io.h> -#include <asm/open_pic.h> -#include <asm/i8259.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> -#include <asm/mpc10x.h> -#include <asm/hw_irq.h> -#include <asm/prep_nvram.h> -#include <asm/kgdb.h> - -/* - * Define all of the IRQ senses and polarities. Taken from the - * LoPEC Programmer's Reference Guide. - */ -static u_char lopec_openpic_initsenses[16] __initdata = { - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* IRQ 0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ 1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* IRQ 2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ 3 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* IRQ 4 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* IRQ 5 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ 6 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ 7 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ 8 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ 9 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ 10 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ 11 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* IRQ 12 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* IRQ 13 */ - (IRQ_SENSE_EDGE | IRQ_POLARITY_NEGATIVE), /* IRQ 14 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE) /* IRQ 15 */ -}; - -static inline int __init -lopec_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - int irq; - static char pci_irq_table[][4] = { - {16, 0, 0, 0}, /* ID 11 - Winbond */ - {22, 0, 0, 0}, /* ID 12 - SCSI */ - {0, 0, 0, 0}, /* ID 13 - nothing */ - {17, 0, 0, 0}, /* ID 14 - 82559 Ethernet */ - {27, 0, 0, 0}, /* ID 15 - USB */ - {23, 0, 0, 0}, /* ID 16 - PMC slot 1 */ - {24, 0, 0, 0}, /* ID 17 - PMC slot 2 */ - {25, 0, 0, 0}, /* ID 18 - PCI slot */ - {0, 0, 0, 0}, /* ID 19 - nothing */ - {0, 0, 0, 0}, /* ID 20 - nothing */ - {0, 0, 0, 0}, /* ID 21 - nothing */ - {0, 0, 0, 0}, /* ID 22 - nothing */ - {0, 0, 0, 0}, /* ID 23 - nothing */ - {0, 0, 0, 0}, /* ID 24 - PMC slot 1b */ - {0, 0, 0, 0}, /* ID 25 - nothing */ - {0, 0, 0, 0} /* ID 26 - PMC Slot 2b */ - }; - const long min_idsel = 11, max_idsel = 26, irqs_per_slot = 4; - - irq = PCI_IRQ_TABLE_LOOKUP; - if (!irq) - return 0; - - return irq; -} - -static void __init -lopec_setup_winbond_83553(struct pci_controller *hose) -{ - int devfn; - - devfn = PCI_DEVFN(11,0); - - /* IDE interrupt routing (primary 14, secondary 15) */ - early_write_config_byte(hose, 0, devfn, 0x43, 0xef); - /* PCI interrupt routing */ - early_write_config_word(hose, 0, devfn, 0x44, 0x0000); - - /* ISA-PCI address decoder */ - early_write_config_byte(hose, 0, devfn, 0x48, 0xf0); - - /* RTC, kb, not used in PPC */ - early_write_config_byte(hose, 0, devfn, 0x4d, 0x00); - early_write_config_byte(hose, 0, devfn, 0x4e, 0x04); - devfn = PCI_DEVFN(11, 1); - early_write_config_byte(hose, 0, devfn, 0x09, 0x8f); - early_write_config_dword(hose, 0, devfn, 0x40, 0x00ff0011); -} - -static void __init -lopec_find_bridges(void) -{ - struct pci_controller *hose; - - hose = pcibios_alloc_controller(); - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - - if (mpc10x_bridge_init(hose, MPC10X_MEM_MAP_B, MPC10X_MEM_MAP_B, - MPC10X_MAPB_EUMB_BASE) == 0) { - - hose->mem_resources[0].end = 0xffffffff; - lopec_setup_winbond_83553(hose); - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = lopec_map_irq; - } -} - -static int -lopec_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "machine\t\t: Motorola LoPEC\n"); - return 0; -} - -static u32 -lopec_irq_canonicalize(u32 irq) -{ - if (irq == 2) - return 9; - else - return irq; -} - -static void -lopec_restart(char *cmd) -{ -#define LOPEC_SYSSTAT1 0xffe00000 - /* force a hard reset, if possible */ - unsigned char reg = *((unsigned char *) LOPEC_SYSSTAT1); - reg |= 0x80; - *((unsigned char *) LOPEC_SYSSTAT1) = reg; - - local_irq_disable(); - while(1); -#undef LOPEC_SYSSTAT1 -} - -static void -lopec_halt(void) -{ - local_irq_disable(); - while(1); -} - -static void -lopec_power_off(void) -{ - lopec_halt(); -} - -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) -int lopec_ide_ports_known = 0; -static unsigned long lopec_ide_regbase[MAX_HWIFS]; -static unsigned long lopec_ide_ctl_regbase[MAX_HWIFS]; -static unsigned long lopec_idedma_regbase; - -static void -lopec_ide_probe(void) -{ - struct pci_dev *dev = pci_get_device(PCI_VENDOR_ID_WINBOND, - PCI_DEVICE_ID_WINBOND_82C105, - NULL); - lopec_ide_ports_known = 1; - - if (dev) { - lopec_ide_regbase[0] = dev->resource[0].start; - lopec_ide_regbase[1] = dev->resource[2].start; - lopec_ide_ctl_regbase[0] = dev->resource[1].start; - lopec_ide_ctl_regbase[1] = dev->resource[3].start; - lopec_idedma_regbase = dev->resource[4].start; - pci_dev_put(dev); - } -} - -static int -lopec_ide_default_irq(unsigned long base) -{ - if (lopec_ide_ports_known == 0) - lopec_ide_probe(); - - if (base == lopec_ide_regbase[0]) - return 14; - else if (base == lopec_ide_regbase[1]) - return 15; - else - return 0; -} - -static unsigned long -lopec_ide_default_io_base(int index) -{ - if (lopec_ide_ports_known == 0) - lopec_ide_probe(); - return lopec_ide_regbase[index]; -} - -static void __init -lopec_ide_init_hwif_ports(hw_regs_t *hw, unsigned long data, - unsigned long ctl, int *irq) -{ - unsigned long reg = data; - uint alt_status_base; - int i; - - for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) - hw->io_ports[i] = reg++; - - if (data == lopec_ide_regbase[0]) { - alt_status_base = lopec_ide_ctl_regbase[0] + 2; - hw->irq = 14; - } else if (data == lopec_ide_regbase[1]) { - alt_status_base = lopec_ide_ctl_regbase[1] + 2; - hw->irq = 15; - } else { - alt_status_base = 0; - hw->irq = 0; - } - - if (ctl) - hw->io_ports[IDE_CONTROL_OFFSET] = ctl; - else - hw->io_ports[IDE_CONTROL_OFFSET] = alt_status_base; - - if (irq != NULL) - *irq = hw->irq; - -} -#endif /* BLK_DEV_IDE */ - -static void __init -lopec_init_IRQ(void) -{ - int i; - - /* - * Provide the open_pic code with the correct table of interrupts. - */ - OpenPIC_InitSenses = lopec_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof(lopec_openpic_initsenses); - - mpc10x_set_openpic(); - - /* We have a cascade on OpenPIC IRQ 0, Linux IRQ 16 */ - openpic_hookup_cascade(NUM_8259_INTERRUPTS, "82c59 cascade", - &i8259_irq); - - /* Map i8259 interrupts */ - for(i = 0; i < NUM_8259_INTERRUPTS; i++) - irq_desc[i].handler = &i8259_pic; - - /* - * The EPIC allows for a read in the range of 0xFEF00000 -> - * 0xFEFFFFFF to generate a PCI interrupt-acknowledge transaction. - */ - i8259_init(0xfef00000); -} - -static int __init -lopec_request_io(void) -{ - outb(0x00, 0x4d0); - outb(0xc0, 0x4d1); - - request_region(0x00, 0x20, "dma1"); - request_region(0x20, 0x20, "pic1"); - request_region(0x40, 0x20, "timer"); - request_region(0x80, 0x10, "dma page reg"); - request_region(0xa0, 0x20, "pic2"); - request_region(0xc0, 0x20, "dma2"); - - return 0; -} - -device_initcall(lopec_request_io); - -static void __init -lopec_map_io(void) -{ - io_block_mapping(0xf0000000, 0xf0000000, 0x10000000, _PAGE_IO); - io_block_mapping(0xb0000000, 0xb0000000, 0x10000000, _PAGE_IO); -} - -/* - * Set BAT 3 to map 0xf8000000 to end of physical memory space 1-to-1. - */ -static __inline__ void -lopec_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT1U, 0xf8000ffe); - mtspr(SPRN_DBAT1L, 0xf800002a); - mb(); -} - -TODC_ALLOC(); - -static void __init -lopec_setup_arch(void) -{ - - TODC_INIT(TODC_TYPE_MK48T37, 0, 0, - ioremap(0xffe80000, 0x8000), 8); - - loops_per_jiffy = 100000000/HZ; - - lopec_find_bridges(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#elif defined(CONFIG_ROOT_NFS) - ROOT_DEV = Root_NFS; -#elif defined(CONFIG_BLK_DEV_IDEDISK) - ROOT_DEV = Root_HDA1; -#else - ROOT_DEV = Root_SDA1; -#endif - -#ifdef CONFIG_PPCBUG_NVRAM - /* Read in NVRAM data */ - init_prep_nvram(); - - /* if no bootargs, look in NVRAM */ - if ( cmd_line[0] == '\0' ) { - char *bootargs; - bootargs = prep_nvram_get_var("bootargs"); - if (bootargs != NULL) { - strcpy(cmd_line, bootargs); - /* again.. */ - strcpy(saved_command_line, cmd_line); - } - } -#endif -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - lopec_set_bat(); - - isa_io_base = MPC10X_MAPB_ISA_IO_BASE; - isa_mem_base = MPC10X_MAPB_ISA_MEM_BASE; - pci_dram_offset = MPC10X_MAPB_DRAM_OFFSET; - ISA_DMA_THRESHOLD = 0x00ffffff; - DMA_MODE_READ = 0x44; - DMA_MODE_WRITE = 0x48; - - ppc_md.setup_arch = lopec_setup_arch; - ppc_md.show_cpuinfo = lopec_show_cpuinfo; - ppc_md.irq_canonicalize = lopec_irq_canonicalize; - ppc_md.init_IRQ = lopec_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - - ppc_md.restart = lopec_restart; - ppc_md.power_off = lopec_power_off; - ppc_md.halt = lopec_halt; - - ppc_md.setup_io_mappings = lopec_map_io; - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.calibrate_decr = todc_calibrate_decr; - - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; - -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) - ppc_ide_md.default_irq = lopec_ide_default_irq; - ppc_ide_md.default_io_base = lopec_ide_default_io_base; - ppc_ide_md.ide_init_hwif = lopec_ide_init_hwif_ports; -#endif -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.progress = gen550_progress; -#endif -} diff --git a/arch/ppc/platforms/lopec.h b/arch/ppc/platforms/lopec.h deleted file mode 100644 index 5490edb2d26..00000000000 --- a/arch/ppc/platforms/lopec.h +++ /dev/null @@ -1,39 +0,0 @@ -/* - * include/asm-ppc/lopec_serial.h - * - * Definitions for Motorola LoPEC board. - * - * Author: Dan Cox - * danc@mvista.com (or, alternately, source@mvista.com) - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifndef __H_LOPEC_SERIAL -#define __H_LOPEC_SERIAL - -#define RS_TABLE_SIZE 3 - -#define BASE_BAUD (1843200 / 16) - -#ifdef CONFIG_SERIAL_DETECT_IRQ -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST|ASYNC_AUTO_IRQ) -#else -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST) -#endif - -#define SERIAL_PORT_DFNS \ - { 0, BASE_BAUD, 0xffe10000, 29, STD_COM_FLAGS, \ - iomem_base: (u8 *) 0xffe10000, \ - io_type: SERIAL_IO_MEM }, \ - { 0, BASE_BAUD, 0xffe11000, 20, STD_COM_FLAGS, \ - iomem_base: (u8 *) 0xffe11000, \ - io_type: SERIAL_IO_MEM }, \ - { 0, BASE_BAUD, 0xffe12000, 21, STD_COM_FLAGS, \ - iomem_base: (u8 *) 0xffe12000, \ - io_type: SERIAL_IO_MEM } - -#endif diff --git a/arch/ppc/platforms/lwmon.h b/arch/ppc/platforms/lwmon.h deleted file mode 100644 index 995bf5112df..00000000000 --- a/arch/ppc/platforms/lwmon.h +++ /dev/null @@ -1,60 +0,0 @@ -/* - * Liebherr LWMON board specific definitions - * - * Copyright (c) 2001 Wolfgang Denk (wd@denx.de) - */ - -#ifndef __MACH_LWMON_H -#define __MACH_LWMON_H - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -#define IMAP_ADDR 0xFFF00000 /* physical base address of IMMR area */ -#define IMAP_SIZE (64 * 1024) /* mapped size of IMMR area */ - -/*----------------------------------------------------------------------- - * PCMCIA stuff - *----------------------------------------------------------------------- - * - */ -#define PCMCIA_MEM_SIZE ( 64 << 20 ) - -#define MAX_HWIFS 1 /* overwrite default in include/asm-ppc/ide.h */ - -/* - * Definitions for IDE0 Interface - */ -#define IDE0_BASE_OFFSET 0 -#define IDE0_DATA_REG_OFFSET (PCMCIA_MEM_SIZE + 0x320) -#define IDE0_ERROR_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 1) -#define IDE0_NSECTOR_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 2) -#define IDE0_SECTOR_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 3) -#define IDE0_LCYL_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 4) -#define IDE0_HCYL_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 5) -#define IDE0_SELECT_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 6) -#define IDE0_STATUS_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 7) -#define IDE0_CONTROL_REG_OFFSET 0x0106 -#define IDE0_IRQ_REG_OFFSET 0x000A /* not used */ - -#define IDE0_INTERRUPT 13 - -/* - * Definitions for I2C devices - */ -#define I2C_ADDR_AUDIO 0x28 /* Audio volume control */ -#define I2C_ADDR_SYSMON 0x2E /* LM87 System Monitor */ -#define I2C_ADDR_RTC 0x51 /* PCF8563 RTC */ -#define I2C_ADDR_POWER_A 0x52 /* PCMCIA/USB power switch, channel A */ -#define I2C_ADDR_POWER_B 0x53 /* PCMCIA/USB power switch, channel B */ -#define I2C_ADDR_KEYBD 0x56 /* PIC LWE keyboard */ -#define I2C_ADDR_PICIO 0x57 /* PIC IO Expander */ -#define I2C_ADDR_EEPROM 0x58 /* EEPROM AT24C164 */ - - -/* We don't use the 8259. -*/ -#define NR_8259_INTS 0 - -#endif /* __MACH_LWMON_H */ diff --git a/arch/ppc/platforms/mbx.h b/arch/ppc/platforms/mbx.h deleted file mode 100644 index fe81ca4ea0a..00000000000 --- a/arch/ppc/platforms/mbx.h +++ /dev/null @@ -1,117 +0,0 @@ -/* - * A collection of structures, addresses, and values associated with - * the Motorola MBX boards. This was originally created for the - * MBX860, and probably needs revisions for other boards (like the 821). - * When this file gets out of control, we can split it up into more - * meaningful pieces. - * - * Copyright (c) 1997 Dan Malek (dmalek@jlc.net) - */ -#ifdef __KERNEL__ -#ifndef __MACH_MBX_DEFS -#define __MACH_MBX_DEFS - -#ifndef __ASSEMBLY__ -/* A Board Information structure that is given to a program when - * EPPC-Bug starts it up. - */ -typedef struct bd_info { - unsigned int bi_tag; /* Should be 0x42444944 "BDID" */ - unsigned int bi_size; /* Size of this structure */ - unsigned int bi_revision; /* revision of this structure */ - unsigned int bi_bdate; /* EPPCbug date, i.e. 0x11061997 */ - unsigned int bi_memstart; /* Memory start address */ - unsigned int bi_memsize; /* Memory (end) size in bytes */ - unsigned int bi_intfreq; /* Internal Freq, in Hz */ - unsigned int bi_busfreq; /* Bus Freq, in Hz */ - unsigned int bi_clun; /* Boot device controller */ - unsigned int bi_dlun; /* Boot device logical dev */ - - /* These fields are not part of the board information structure - * provided by the boot rom. They are filled in by embed_config.c - * so we have the information consistent with other platforms. - */ - unsigned char bi_enetaddr[6]; - unsigned int bi_baudrate; -} bd_t; - -/* Memory map for the MBX as configured by EPPC-Bug. We could reprogram - * The SIU and PCI bridge, and try to use larger MMU pages, but the - * performance gain is not measureable and it certainly complicates the - * generic MMU model. - * - * In a effort to minimize memory usage for embedded applications, any - * PCI driver or ISA driver must request or map the region required by - * the device. For convenience (and since we can map up to 4 Mbytes with - * a single page table page), the MMU initialization will map the - * NVRAM, Status/Control registers, CPM Dual Port RAM, and the PCI - * Bridge CSRs 1:1 into the kernel address space. - */ -#define PCI_ISA_IO_ADDR ((unsigned)0x80000000) -#define PCI_ISA_IO_SIZE ((uint)(512 * 1024 * 1024)) -#define PCI_IDE_ADDR ((unsigned)0x81000000) -#define PCI_ISA_MEM_ADDR ((unsigned)0xc0000000) -#define PCI_ISA_MEM_SIZE ((uint)(512 * 1024 * 1024)) -#define PCMCIA_MEM_ADDR ((uint)0xe0000000) -#define PCMCIA_MEM_SIZE ((uint)(64 * 1024 * 1024)) -#define PCMCIA_DMA_ADDR ((uint)0xe4000000) -#define PCMCIA_DMA_SIZE ((uint)(64 * 1024 * 1024)) -#define PCMCIA_ATTRB_ADDR ((uint)0xe8000000) -#define PCMCIA_ATTRB_SIZE ((uint)(64 * 1024 * 1024)) -#define PCMCIA_IO_ADDR ((uint)0xec000000) -#define PCMCIA_IO_SIZE ((uint)(64 * 1024 * 1024)) -#define NVRAM_ADDR ((uint)0xfa000000) -#define NVRAM_SIZE ((uint)(1 * 1024 * 1024)) -#define MBX_CSR_ADDR ((uint)0xfa100000) -#define MBX_CSR_SIZE ((uint)(1 * 1024 * 1024)) -#define IMAP_ADDR ((uint)0xfa200000) -#define IMAP_SIZE ((uint)(64 * 1024)) -#define PCI_CSR_ADDR ((uint)0xfa210000) -#define PCI_CSR_SIZE ((uint)(64 * 1024)) - -/* Map additional physical space into well known virtual addresses. Due - * to virtual address mapping, these physical addresses are not accessible - * in a 1:1 virtual to physical mapping. - */ -#define ISA_IO_VIRT_ADDR ((uint)0xfa220000) -#define ISA_IO_VIRT_SIZE ((uint)64 * 1024) - -/* Interrupt assignments. - * These are defined (and fixed) by the MBX hardware implementation. - */ -#define POWER_FAIL_INT SIU_IRQ0 /* Power fail */ -#define TEMP_HILO_INT SIU_IRQ1 /* Temperature sensor */ -#define QSPAN_INT SIU_IRQ2 /* PCI Bridge (DMA CTLR?) */ -#define ISA_BRIDGE_INT SIU_IRQ3 /* All those PC things */ -#define COMM_L_INT SIU_IRQ6 /* MBX Comm expansion connector pin */ -#define STOP_ABRT_INT SIU_IRQ7 /* Stop/Abort header pin */ - -/* CPM Ethernet through SCCx. - * - * Bits in parallel I/O port registers that have to be set/cleared - * to configure the pins for SCC1 use. The TCLK and RCLK seem unique - * to the MBX860 board. Any two of the four available clocks could be - * used, and the MPC860 cookbook manual has an example using different - * clock pins. - */ -#define PA_ENET_RXD ((ushort)0x0001) -#define PA_ENET_TXD ((ushort)0x0002) -#define PA_ENET_TCLK ((ushort)0x0200) -#define PA_ENET_RCLK ((ushort)0x0800) -#define PC_ENET_TENA ((ushort)0x0001) -#define PC_ENET_CLSN ((ushort)0x0010) -#define PC_ENET_RENA ((ushort)0x0020) - -/* Control bits in the SICR to route TCLK (CLK2) and RCLK (CLK4) to - * SCC1. Also, make sure GR1 (bit 24) and SC1 (bit 25) are zero. - */ -#define SICR_ENET_MASK ((uint)0x000000ff) -#define SICR_ENET_CLKRT ((uint)0x0000003d) - -/* The MBX uses the 8259. -*/ -#define NR_8259_INTS 16 - -#endif /* !__ASSEMBLY__ */ -#endif /* __MACH_MBX_DEFS */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/mcpn765.c b/arch/ppc/platforms/mcpn765.c deleted file mode 100644 index e88d294ea59..00000000000 --- a/arch/ppc/platforms/mcpn765.c +++ /dev/null @@ -1,527 +0,0 @@ -/* - * arch/ppc/platforms/mcpn765.c - * - * Board setup routines for the Motorola MCG MCPN765 cPCI Board. - * - * Author: Mark A. Greer - * mgreer@mvista.com - * - * Modified by Randy Vinson (rvinson@mvista.com) - * - * 2001-2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -/* - * This file adds support for the Motorola MCG MCPN765. - */ -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/serial.h> -#include <linux/tty.h> /* for linux/serial_core.h */ -#include <linux/serial_core.h> -#include <linux/slab.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/time.h> -#include <asm/dma.h> -#include <asm/byteorder.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/prom.h> -#include <asm/smp.h> -#include <asm/open_pic.h> -#include <asm/i8259.h> -#include <asm/todc.h> -#include <asm/pci-bridge.h> -#include <asm/irq.h> -#include <asm/uaccess.h> -#include <asm/bootinfo.h> -#include <asm/hawk.h> -#include <asm/kgdb.h> - -#include "mcpn765.h" - -static u_char mcpn765_openpic_initsenses[] __initdata = { - (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE),/* 16: i8259 cascade */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 17: COM1,2,3,4 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 18: Enet 1 (front) */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 19: HAWK WDT XXXX */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 20: 21554 bridge */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 21: cPCI INTA# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 22: cPCI INTB# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 23: cPCI INTC# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 24: cPCI INTD# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 25: PMC1 INTA#,PMC2 INTB#*/ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 26: PMC1 INTB#,PMC2 INTC#*/ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 27: PMC1 INTC#,PMC2 INTD#*/ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 28: PMC1 INTD#,PMC2 INTA#*/ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 29: Enet 2 (J3) */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 30: Abort Switch */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/* 31: RTC Alarm */ -}; - -extern void mcpn765_set_VIA_IDE_native(void); - -extern u_int openpic_irq(void); -extern char cmd_line[]; - -extern void gen550_progress(char *, unsigned short); -extern void gen550_init(int, struct uart_port *); - -int use_of_interrupt_tree = 0; - -static void mcpn765_halt(void); - -TODC_ALLOC(); - -/* - * Motorola MCG MCPN765 interrupt routing. - */ -static inline int -mcpn765_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { 14, 0, 0, 0 }, /* IDSEL 11 - have to manually set */ - { 0, 0, 0, 0 }, /* IDSEL 12 - unused */ - { 0, 0, 0, 0 }, /* IDSEL 13 - unused */ - { 18, 0, 0, 0 }, /* IDSEL 14 - Enet 0 */ - { 0, 0, 0, 0 }, /* IDSEL 15 - unused */ - { 25, 26, 27, 28 }, /* IDSEL 16 - PMC Slot 1 */ - { 28, 25, 26, 27 }, /* IDSEL 17 - PMC Slot 2 */ - { 0, 0, 0, 0 }, /* IDSEL 18 - PMC 2B Connector XXXX */ - { 29, 0, 0, 0 }, /* IDSEL 19 - Enet 1 */ - { 20, 0, 0, 0 }, /* IDSEL 20 - 21554 cPCI bridge */ - }; - - const long min_idsel = 11, max_idsel = 20, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -void __init -mcpn765_set_VIA_IDE_legacy(void) -{ - unsigned short vend, dev; - - early_read_config_word(0, 0, PCI_DEVFN(0xb, 1), PCI_VENDOR_ID, &vend); - early_read_config_word(0, 0, PCI_DEVFN(0xb, 1), PCI_DEVICE_ID, &dev); - - if ((vend == PCI_VENDOR_ID_VIA) && - (dev == PCI_DEVICE_ID_VIA_82C586_1)) { - - unsigned char temp; - - /* put back original "standard" port base addresses */ - early_write_config_dword(0, 0, PCI_DEVFN(0xb, 1), - PCI_BASE_ADDRESS_0, 0x1f1); - early_write_config_dword(0, 0, PCI_DEVFN(0xb, 1), - PCI_BASE_ADDRESS_1, 0x3f5); - early_write_config_dword(0, 0, PCI_DEVFN(0xb, 1), - PCI_BASE_ADDRESS_2, 0x171); - early_write_config_dword(0, 0, PCI_DEVFN(0xb, 1), - PCI_BASE_ADDRESS_3, 0x375); - early_write_config_dword(0, 0, PCI_DEVFN(0xb, 1), - PCI_BASE_ADDRESS_4, 0xcc01); - - /* put into legacy mode */ - early_read_config_byte(0, 0, PCI_DEVFN(0xb, 1), PCI_CLASS_PROG, - &temp); - temp &= ~0x05; - early_write_config_byte(0, 0, PCI_DEVFN(0xb, 1), PCI_CLASS_PROG, - temp); - } -} - -void -mcpn765_set_VIA_IDE_native(void) -{ - unsigned short vend, dev; - - early_read_config_word(0, 0, PCI_DEVFN(0xb, 1), PCI_VENDOR_ID, &vend); - early_read_config_word(0, 0, PCI_DEVFN(0xb, 1), PCI_DEVICE_ID, &dev); - - if ((vend == PCI_VENDOR_ID_VIA) && - (dev == PCI_DEVICE_ID_VIA_82C586_1)) { - - unsigned char temp; - - /* put into native mode */ - early_read_config_byte(0, 0, PCI_DEVFN(0xb, 1), PCI_CLASS_PROG, - &temp); - temp |= 0x05; - early_write_config_byte(0, 0, PCI_DEVFN(0xb, 1), PCI_CLASS_PROG, - temp); - } -} - -/* - * Initialize the VIA 82c586b. - */ -static void __init -mcpn765_setup_via_82c586b(void) -{ - struct pci_dev *dev; - u_char c; - - if ((dev = pci_get_device(PCI_VENDOR_ID_VIA, - PCI_DEVICE_ID_VIA_82C586_0, - NULL)) == NULL) { - printk("No VIA ISA bridge found\n"); - mcpn765_halt(); - /* NOTREACHED */ - } - - /* - * If the firmware left the EISA 4d0/4d1 ports enabled, make sure - * IRQ 14 is set for edge. - */ - pci_read_config_byte(dev, 0x47, &c); - - if (c & (1<<5)) { - c = inb(0x4d1); - c &= ~(1<<6); - outb(c, 0x4d1); - } - - /* Disable PNP IRQ routing since we use the Hawk's MPIC */ - pci_write_config_dword(dev, 0x54, 0); - pci_write_config_byte(dev, 0x58, 0); - - pci_dev_put(dev); - if ((dev = pci_get_device(PCI_VENDOR_ID_VIA, - PCI_DEVICE_ID_VIA_82C586_1, - NULL)) == NULL) { - printk("No VIA ISA bridge found\n"); - mcpn765_halt(); - /* NOTREACHED */ - } - - /* - * PPCBug doesn't set the enable bits for the IDE device. - * Turn them on now. - */ - pci_read_config_byte(dev, 0x40, &c); - c |= 0x03; - pci_write_config_byte(dev, 0x40, c); - pci_dev_put(dev); - - return; -} - -void __init -mcpn765_pcibios_fixup(void) -{ - /* Do MCPN765 board specific initialization. */ - mcpn765_setup_via_82c586b(); -} - -void __init -mcpn765_find_bridges(void) -{ - struct pci_controller *hose; - - hose = pcibios_alloc_controller(); - - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - hose->pci_mem_offset = MCPN765_PCI_PHY_MEM_OFFSET; - - pci_init_resource(&hose->io_resource, - MCPN765_PCI_IO_START, - MCPN765_PCI_IO_END, - IORESOURCE_IO, - "PCI host bridge"); - - pci_init_resource(&hose->mem_resources[0], - MCPN765_PCI_MEM_START, - MCPN765_PCI_MEM_END, - IORESOURCE_MEM, - "PCI host bridge"); - - hose->io_space.start = MCPN765_PCI_IO_START; - hose->io_space.end = MCPN765_PCI_IO_END; - hose->mem_space.start = MCPN765_PCI_MEM_START; - hose->mem_space.end = MCPN765_PCI_MEM_END - HAWK_MPIC_SIZE; - - if (hawk_init(hose, - MCPN765_HAWK_PPC_REG_BASE, - MCPN765_PROC_PCI_MEM_START, - MCPN765_PROC_PCI_MEM_END - HAWK_MPIC_SIZE, - MCPN765_PROC_PCI_IO_START, - MCPN765_PROC_PCI_IO_END, - MCPN765_PCI_MEM_END - HAWK_MPIC_SIZE + 1) != 0) { - printk("Could not initialize HAWK bridge\n"); - } - - /* VIA IDE BAR decoders are only 16-bits wide. PCI Auto Config - * will reassign the bars outside of 16-bit I/O space, which will - * "break" things. To prevent this, we'll set the IDE chip into - * legacy mode and seed the bars with their legacy addresses (in 16-bit - * I/O space). The Auto Config code will skip the IDE contoller in - * legacy mode, so our bar values will stick. - */ - mcpn765_set_VIA_IDE_legacy(); - - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - /* Now that we've got 16-bit addresses in the bars, we can switch the - * IDE controller back into native mode so we can do "modern" resource - * and interrupt management. - */ - mcpn765_set_VIA_IDE_native(); - - ppc_md.pcibios_fixup = mcpn765_pcibios_fixup; - ppc_md.pcibios_fixup_bus = NULL; - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = mcpn765_map_irq; - - return; -} -static void __init -mcpn765_setup_arch(void) -{ - struct pci_controller *hose; - - if ( ppc_md.progress ) - ppc_md.progress("mcpn765_setup_arch: enter", 0); - - loops_per_jiffy = 50000000 / HZ; - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - if ( ppc_md.progress ) - ppc_md.progress("mcpn765_setup_arch: find_bridges", 0); - - /* Lookup PCI host bridges */ - mcpn765_find_bridges(); - - hose = pci_bus_to_hose(0); - isa_io_base = (ulong)hose->io_base_virt; - - TODC_INIT(TODC_TYPE_MK48T37, - (MCPN765_PHYS_NVRAM_AS0 - isa_io_base), - (MCPN765_PHYS_NVRAM_AS1 - isa_io_base), - (MCPN765_PHYS_NVRAM_DATA - isa_io_base), - 8); - - OpenPIC_InitSenses = mcpn765_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof(mcpn765_openpic_initsenses); - - printk("Motorola MCG MCPN765 cPCI Non-System Board\n"); - printk("MCPN765 port (MontaVista Software, Inc. (source@mvista.com))\n"); - - if ( ppc_md.progress ) - ppc_md.progress("mcpn765_setup_arch: exit", 0); - - return; -} - -static void __init -mcpn765_init2(void) -{ - - request_region(0x00,0x20,"dma1"); - request_region(0x20,0x20,"pic1"); - request_region(0x40,0x20,"timer"); - request_region(0x80,0x10,"dma page reg"); - request_region(0xa0,0x20,"pic2"); - request_region(0xc0,0x20,"dma2"); - - return; -} - -/* - * Interrupt setup and service. - * Have MPIC on HAWK and cascaded 8259s on VIA 82586 cascaded to MPIC. - */ -static void __init -mcpn765_init_IRQ(void) -{ - int i; - - if ( ppc_md.progress ) - ppc_md.progress("init_irq: enter", 0); - - openpic_init(NUM_8259_INTERRUPTS); - openpic_hookup_cascade(NUM_8259_INTERRUPTS, "82c59 cascade", - i8259_irq); - - for(i=0; i < NUM_8259_INTERRUPTS; i++) - irq_desc[i].handler = &i8259_pic; - - i8259_init(0); - - if ( ppc_md.progress ) - ppc_md.progress("init_irq: exit", 0); - - return; -} - -static u32 -mcpn765_irq_canonicalize(u32 irq) -{ - if (irq == 2) - return 9; - else - return irq; -} - -static unsigned long __init -mcpn765_find_end_of_memory(void) -{ - return hawk_get_mem_size(MCPN765_HAWK_SMC_BASE); -} - -static void __init -mcpn765_map_io(void) -{ - io_block_mapping(0xfe800000, 0xfe800000, 0x00800000, _PAGE_IO); -} - -static void -mcpn765_reset_board(void) -{ - local_irq_disable(); - - /* set VIA IDE controller into native mode */ - mcpn765_set_VIA_IDE_native(); - - /* Set exception prefix high - to the firmware */ - _nmask_and_or_msr(0, MSR_IP); - - out_8((u_char *)MCPN765_BOARD_MODRST_REG, 0x01); - - return; -} - -static void -mcpn765_restart(char *cmd) -{ - volatile ulong i = 10000000; - - mcpn765_reset_board(); - - while (i-- > 0); - panic("restart failed\n"); -} - -static void -mcpn765_power_off(void) -{ - mcpn765_halt(); - /* NOTREACHED */ -} - -static void -mcpn765_halt(void) -{ - local_irq_disable(); - while (1); - /* NOTREACHED */ -} - -static int -mcpn765_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: Motorola MCG\n"); - seq_printf(m, "machine\t\t: MCPN765\n"); - - return 0; -} - -/* - * Set BAT 3 to map 0xf0000000 to end of physical memory space. - */ -static __inline__ void -mcpn765_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT1U, 0xfe8000fe); - mtspr(SPRN_DBAT1L, 0xfe80002a); - mb(); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* Map in board regs, etc. */ - mcpn765_set_bat(); - - isa_mem_base = MCPN765_ISA_MEM_BASE; - pci_dram_offset = MCPN765_PCI_DRAM_OFFSET; - ISA_DMA_THRESHOLD = 0x00ffffff; - DMA_MODE_READ = 0x44; - DMA_MODE_WRITE = 0x48; - - ppc_md.setup_arch = mcpn765_setup_arch; - ppc_md.show_cpuinfo = mcpn765_show_cpuinfo; - ppc_md.irq_canonicalize = mcpn765_irq_canonicalize; - ppc_md.init_IRQ = mcpn765_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - ppc_md.init = mcpn765_init2; - - ppc_md.restart = mcpn765_restart; - ppc_md.power_off = mcpn765_power_off; - ppc_md.halt = mcpn765_halt; - - ppc_md.find_end_of_memory = mcpn765_find_end_of_memory; - ppc_md.setup_io_mappings = mcpn765_map_io; - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.calibrate_decr = todc_calibrate_decr; - - ppc_md.nvram_read_val = todc_m48txx_read_val; - ppc_md.nvram_write_val = todc_m48txx_write_val; - - ppc_md.heartbeat = NULL; - ppc_md.heartbeat_reset = 0; - ppc_md.heartbeat_count = 0; - -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.progress = gen550_progress; -#endif -#ifdef CONFIG_KGDB - ppc_md.kgdb_map_scc = gen550_kgdb_map_scc; -#endif - - return; -} diff --git a/arch/ppc/platforms/mcpn765.h b/arch/ppc/platforms/mcpn765.h deleted file mode 100644 index 4d35ecad097..00000000000 --- a/arch/ppc/platforms/mcpn765.h +++ /dev/null @@ -1,122 +0,0 @@ -/* - * arch/ppc/platforms/mcpn765.h - * - * Definitions for Motorola MCG MCPN765 cPCI Board. - * - * Author: Mark A. Greer - * mgreer@mvista.com - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -/* - * From Processor to PCI: - * PCI Mem Space: 0x80000000 - 0xc0000000 -> 0x80000000 - 0xc0000000 (1 GB) - * PCI I/O Space: 0xfd800000 - 0xfe000000 -> 0x00000000 - 0x00800000 (8 MB) - * Note: Must skip 0xfe000000-0xfe400000 for CONFIG_HIGHMEM/PKMAP area - * MPIC in PCI Mem Space: 0xfe800000 - 0xfe830000 (not all used by MPIC) - * - * From PCI to Processor: - * System Memory: 0x00000000 -> 0x00000000 - */ - -#ifndef __PPC_PLATFORMS_MCPN765_H -#define __PPC_PLATFORMS_MCPN765_H -#include <linux/config.h> - -/* PCI Memory space mapping info */ -#define MCPN765_PCI_MEM_SIZE 0x40000000U -#define MCPN765_PROC_PCI_MEM_START 0x80000000U -#define MCPN765_PROC_PCI_MEM_END (MCPN765_PROC_PCI_MEM_START + \ - MCPN765_PCI_MEM_SIZE - 1) -#define MCPN765_PCI_MEM_START 0x80000000U -#define MCPN765_PCI_MEM_END (MCPN765_PCI_MEM_START + \ - MCPN765_PCI_MEM_SIZE - 1) - -/* PCI I/O space mapping info */ -#define MCPN765_PCI_IO_SIZE 0x00800000U -#define MCPN765_PROC_PCI_IO_START 0xfd800000U -#define MCPN765_PROC_PCI_IO_END (MCPN765_PROC_PCI_IO_START + \ - MCPN765_PCI_IO_SIZE - 1) -#define MCPN765_PCI_IO_START 0x00000000U -#define MCPN765_PCI_IO_END (MCPN765_PCI_IO_START + \ - MCPN765_PCI_IO_SIZE - 1) - -/* System memory mapping info */ -#define MCPN765_PCI_DRAM_OFFSET 0x00000000U -#define MCPN765_PCI_PHY_MEM_OFFSET 0x00000000U - -#define MCPN765_ISA_MEM_BASE 0x00000000U -#define MCPN765_ISA_IO_BASE MCPN765_PROC_PCI_IO_START - -/* Define base addresses for important sets of registers */ -#define MCPN765_HAWK_MPIC_BASE 0xfe800000U -#define MCPN765_HAWK_SMC_BASE 0xfef80000U -#define MCPN765_HAWK_PPC_REG_BASE 0xfeff0000U - -/* Define MCPN765 board register addresses. */ -#define MCPN765_BOARD_STATUS_REG 0xfef88080U -#define MCPN765_BOARD_MODFAIL_REG 0xfef88090U -#define MCPN765_BOARD_MODRST_REG 0xfef880a0U -#define MCPN765_BOARD_TBEN_REG 0xfef880c0U -#define MCPN765_BOARD_GEOGRAPHICAL_REG 0xfef880e8U -#define MCPN765_BOARD_EXT_FEATURE_REG 0xfef880f0U -#define MCPN765_BOARD_LAST_RESET_REG 0xfef880f8U - -/* Defines for UART */ - -/* Define the UART base addresses */ -#define MCPN765_SERIAL_1 0xfef88000 -#define MCPN765_SERIAL_2 0xfef88200 -#define MCPN765_SERIAL_3 0xfef88400 -#define MCPN765_SERIAL_4 0xfef88600 - -#ifdef CONFIG_SERIAL_MANY_PORTS -#define RS_TABLE_SIZE 64 -#else -#define RS_TABLE_SIZE 4 -#endif - -/* Rate for the 1.8432 Mhz clock for the onboard serial chip */ -#define BASE_BAUD ( 1843200 / 16 ) -#define UART_CLK 1843200 - -#ifdef CONFIG_SERIAL_DETECT_IRQ -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST|ASYNC_AUTO_IRQ) -#else -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST) -#endif - -/* All UART IRQ's are wire-OR'd to IRQ 17 */ -#define STD_SERIAL_PORT_DFNS \ - { 0, BASE_BAUD, MCPN765_SERIAL_1, 17, STD_COM_FLAGS, /* ttyS0 */\ - iomem_base: (u8 *)MCPN765_SERIAL_1, \ - iomem_reg_shift: 4, \ - io_type: SERIAL_IO_MEM }, \ - { 0, BASE_BAUD, MCPN765_SERIAL_2, 17, STD_COM_FLAGS, /* ttyS1 */\ - iomem_base: (u8 *)MCPN765_SERIAL_2, \ - iomem_reg_shift: 4, \ - io_type: SERIAL_IO_MEM }, \ - { 0, BASE_BAUD, MCPN765_SERIAL_3, 17, STD_COM_FLAGS, /* ttyS2 */\ - iomem_base: (u8 *)MCPN765_SERIAL_3, \ - iomem_reg_shift: 4, \ - io_type: SERIAL_IO_MEM }, \ - { 0, BASE_BAUD, MCPN765_SERIAL_4, 17, STD_COM_FLAGS, /* ttyS3 */\ - iomem_base: (u8 *)MCPN765_SERIAL_4, \ - iomem_reg_shift: 4, \ - io_type: SERIAL_IO_MEM }, - -#define SERIAL_PORT_DFNS \ - STD_SERIAL_PORT_DFNS - -/* Define the NVRAM/RTC address strobe & data registers */ -#define MCPN765_PHYS_NVRAM_AS0 0xfef880c8U -#define MCPN765_PHYS_NVRAM_AS1 0xfef880d0U -#define MCPN765_PHYS_NVRAM_DATA 0xfef880d8U - -extern void mcpn765_find_bridges(void); - -#endif /* __PPC_PLATFORMS_MCPN765_H */ diff --git a/arch/ppc/platforms/mpc5200.c b/arch/ppc/platforms/mpc5200.c deleted file mode 100644 index a58db438c16..00000000000 --- a/arch/ppc/platforms/mpc5200.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * arch/ppc/platforms/mpc5200.c - * - * OCP Definitions for the boards based on MPC5200 processor. Contains - * definitions for every common peripherals. (Mostly all but PSCs) - * - * Maintainer : Sylvain Munaut <tnt@246tNt.com> - * - * Copyright 2004 Sylvain Munaut <tnt@246tNt.com> - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ - -#include <asm/ocp.h> -#include <asm/mpc52xx.h> - - -static struct ocp_fs_i2c_data mpc5200_i2c_def = { - .flags = FS_I2C_CLOCK_5200, -}; - - -/* Here is the core_ocp struct. - * With all the devices common to all board. Even if port multiplexing is - * not setup for them (if the user don't want them, just don't select the - * config option). The potentially conflicting devices (like PSCs) goes in - * board specific file. - */ -struct ocp_def core_ocp[] = { - { - .vendor = OCP_VENDOR_FREESCALE, - .function = OCP_FUNC_IIC, - .index = 0, - .paddr = MPC52xx_I2C1, - .irq = OCP_IRQ_NA, /* MPC52xx_IRQ_I2C1 - Buggy */ - .pm = OCP_CPM_NA, - .additions = &mpc5200_i2c_def, - }, - { - .vendor = OCP_VENDOR_FREESCALE, - .function = OCP_FUNC_IIC, - .index = 1, - .paddr = MPC52xx_I2C2, - .irq = OCP_IRQ_NA, /* MPC52xx_IRQ_I2C2 - Buggy */ - .pm = OCP_CPM_NA, - .additions = &mpc5200_i2c_def, - }, - { /* Terminating entry */ - .vendor = OCP_VENDOR_INVALID - } -}; diff --git a/arch/ppc/platforms/mpc885ads.h b/arch/ppc/platforms/mpc885ads.h deleted file mode 100644 index eb386635b0f..00000000000 --- a/arch/ppc/platforms/mpc885ads.h +++ /dev/null @@ -1,92 +0,0 @@ -/* - * A collection of structures, addresses, and values associated with - * the Freescale MPC885ADS board. - * Copied from the FADS stuff. - * - * Author: MontaVista Software, Inc. - * source@mvista.com - * - * 2005 (c) MontaVista Software, Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is licensed - * "as is" without any warranty of any kind, whether express or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_MPC885ADS_H__ -#define __ASM_MPC885ADS_H__ - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -/* U-Boot maps BCSR to 0xff080000 */ -#define BCSR_ADDR ((uint)0xff080000) -#define BCSR_SIZE ((uint)32) -#define BCSR0 ((uint)(BCSR_ADDR + 0x00)) -#define BCSR1 ((uint)(BCSR_ADDR + 0x04)) -#define BCSR2 ((uint)(BCSR_ADDR + 0x08)) -#define BCSR3 ((uint)(BCSR_ADDR + 0x0c)) -#define BCSR4 ((uint)(BCSR_ADDR + 0x10)) - -#define CFG_PHYDEV_ADDR ((uint)0xff0a0000) -#define BCSR5 ((uint)(CFG_PHYDEV_ADDR + 0x300)) - -#define IMAP_ADDR ((uint)0xff000000) -#define IMAP_SIZE ((uint)(64 * 1024)) - -#define PCMCIA_MEM_ADDR ((uint)0xff020000) -#define PCMCIA_MEM_SIZE ((uint)(64 * 1024)) - -/* Bits of interest in the BCSRs. - */ -#define BCSR1_ETHEN ((uint)0x20000000) -#define BCSR1_IRDAEN ((uint)0x10000000) -#define BCSR1_RS232EN_1 ((uint)0x01000000) -#define BCSR1_PCCEN ((uint)0x00800000) -#define BCSR1_PCCVCC0 ((uint)0x00400000) -#define BCSR1_PCCVPP0 ((uint)0x00200000) -#define BCSR1_PCCVPP1 ((uint)0x00100000) -#define BCSR1_PCCVPP_MASK (BCSR1_PCCVPP0 | BCSR1_PCCVPP1) -#define BCSR1_RS232EN_2 ((uint)0x00040000) -#define BCSR1_PCCVCC1 ((uint)0x00010000) -#define BCSR1_PCCVCC_MASK (BCSR1_PCCVCC0 | BCSR1_PCCVCC1) - -#define BCSR4_ETH10_RST ((uint)0x80000000) /* 10Base-T PHY reset*/ -#define BCSR4_USB_LO_SPD ((uint)0x04000000) -#define BCSR4_USB_VCC ((uint)0x02000000) -#define BCSR4_USB_FULL_SPD ((uint)0x00040000) -#define BCSR4_USB_EN ((uint)0x00020000) - -#define BCSR5_MII2_EN 0x40 -#define BCSR5_MII2_RST 0x20 -#define BCSR5_T1_RST 0x10 -#define BCSR5_ATM155_RST 0x08 -#define BCSR5_ATM25_RST 0x04 -#define BCSR5_MII1_EN 0x02 -#define BCSR5_MII1_RST 0x01 - -/* Interrupt level assignments */ -#define PHY_INTERRUPT SIU_IRQ7 /* PHY link change interrupt */ -#define SIU_INT_FEC1 SIU_LEVEL1 /* FEC1 interrupt */ -#define SIU_INT_FEC2 SIU_LEVEL3 /* FEC2 interrupt */ -#define FEC_INTERRUPT SIU_INT_FEC1 /* FEC interrupt */ - -/* We don't use the 8259 */ -#define NR_8259_INTS 0 - -/* CPM Ethernet through SCC3 */ -#define PA_ENET_RXD ((ushort)0x0040) -#define PA_ENET_TXD ((ushort)0x0080) -#define PE_ENET_TCLK ((uint)0x00004000) -#define PE_ENET_RCLK ((uint)0x00008000) -#define PE_ENET_TENA ((uint)0x00000010) -#define PC_ENET_CLSN ((ushort)0x0400) -#define PC_ENET_RENA ((ushort)0x0800) - -/* Control bits in the SICR to route TCLK (CLK5) and RCLK (CLK6) to - * SCC3. Also, make sure GR3 (bit 8) and SC3 (bit 9) are zero */ -#define SICR_ENET_MASK ((uint)0x00ff0000) -#define SICR_ENET_CLKRT ((uint)0x002c0000) - -#endif /* __ASM_MPC885ADS_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/mvme5100.c b/arch/ppc/platforms/mvme5100.c deleted file mode 100644 index b292b44b760..00000000000 --- a/arch/ppc/platforms/mvme5100.c +++ /dev/null @@ -1,349 +0,0 @@ -/* - * arch/ppc/platforms/mvme5100.c - * - * Board setup routines for the Motorola MVME5100. - * - * Author: Matt Porter <mporter@mvista.com> - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/pci.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/ide.h> -#include <linux/seq_file.h> -#include <linux/kdev_t.h> -#include <linux/root_dev.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/open_pic.h> -#include <asm/i8259.h> -#include <asm/todc.h> -#include <asm/pci-bridge.h> -#include <asm/bootinfo.h> -#include <asm/hawk.h> - -#include <platforms/pplus.h> -#include <platforms/mvme5100.h> - -static u_char mvme5100_openpic_initsenses[16] __initdata = { - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* i8259 cascade */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* TL16C550 UART 1,2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Enet1 front panel or P2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Hawk Watchdog 1,2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* DS1621 thermal alarm */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Universe II LINT0# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Universe II LINT1# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Universe II LINT2# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Universe II LINT3# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PMC1 INTA#, PMC2 INTB# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PMC1 INTB#, PMC2 INTC# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PMC1 INTC#, PMC2 INTD# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PMC1 INTD#, PMC2 INTA# */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Enet 2 (front panel) */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Abort Switch */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* RTC Alarm */ -}; - -static inline int -mvme5100_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - int irq; - - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { 0, 0, 0, 0 }, /* IDSEL 11 - Winbond */ - { 0, 0, 0, 0 }, /* IDSEL 12 - unused */ - { 21, 22, 23, 24 }, /* IDSEL 13 - Universe II */ - { 18, 0, 0, 0 }, /* IDSEL 14 - Enet 1 */ - { 0, 0, 0, 0 }, /* IDSEL 15 - unused */ - { 25, 26, 27, 28 }, /* IDSEL 16 - PMC Slot 1 */ - { 28, 25, 26, 27 }, /* IDSEL 17 - PMC Slot 2 */ - { 0, 0, 0, 0 }, /* IDSEL 18 - unused */ - { 29, 0, 0, 0 }, /* IDSEL 19 - Enet 2 */ - { 0, 0, 0, 0 }, /* IDSEL 20 - PMCSPAN */ - }; - - const long min_idsel = 11, max_idsel = 20, irqs_per_slot = 4; - irq = PCI_IRQ_TABLE_LOOKUP; - /* If lookup is zero, always return 0 */ - if (!irq) - return 0; - else -#ifdef CONFIG_MVME5100_IPMC761_PRESENT - /* If IPMC761 present, return table value */ - return irq; -#else - /* If IPMC761 not present, we don't have an i8259 so adjust */ - return (irq - NUM_8259_INTERRUPTS); -#endif -} - -static void -mvme5100_pcibios_fixup_resources(struct pci_dev *dev) -{ - int i; - - if ((dev->vendor == PCI_VENDOR_ID_MOTOROLA) && - (dev->device == PCI_DEVICE_ID_MOTOROLA_HAWK)) - for (i=0; i<DEVICE_COUNT_RESOURCE; i++) - { - dev->resource[i].start = 0; - dev->resource[i].end = 0; - } -} - -static void __init -mvme5100_setup_bridge(void) -{ - struct pci_controller* hose; - - hose = pcibios_alloc_controller(); - - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - hose->pci_mem_offset = MVME5100_PCI_MEM_OFFSET; - - pci_init_resource(&hose->io_resource, MVME5100_PCI_LOWER_IO, - MVME5100_PCI_UPPER_IO, IORESOURCE_IO, - "PCI host bridge"); - - pci_init_resource(&hose->mem_resources[0], MVME5100_PCI_LOWER_MEM, - MVME5100_PCI_UPPER_MEM, IORESOURCE_MEM, - "PCI host bridge"); - - hose->io_space.start = MVME5100_PCI_LOWER_IO; - hose->io_space.end = MVME5100_PCI_UPPER_IO; - hose->mem_space.start = MVME5100_PCI_LOWER_MEM; - hose->mem_space.end = MVME5100_PCI_UPPER_MEM; - hose->io_base_virt = (void *)MVME5100_ISA_IO_BASE; - - /* Use indirect method of Hawk */ - setup_indirect_pci(hose, MVME5100_PCI_CONFIG_ADDR, - MVME5100_PCI_CONFIG_DATA); - - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - ppc_md.pcibios_fixup_resources = mvme5100_pcibios_fixup_resources; - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = mvme5100_map_irq; -} - -static void __init -mvme5100_setup_arch(void) -{ - if ( ppc_md.progress ) - ppc_md.progress("mvme5100_setup_arch: enter", 0); - - loops_per_jiffy = 50000000 / HZ; - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - if ( ppc_md.progress ) - ppc_md.progress("mvme5100_setup_arch: find_bridges", 0); - - /* Setup PCI host bridge */ - mvme5100_setup_bridge(); - - /* Find and map our OpenPIC */ - hawk_mpic_init(MVME5100_PCI_MEM_OFFSET); - OpenPIC_InitSenses = mvme5100_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof(mvme5100_openpic_initsenses); - - printk("MVME5100 port (C) 2001 MontaVista Software, Inc. (source@mvista.com)\n"); - - if ( ppc_md.progress ) - ppc_md.progress("mvme5100_setup_arch: exit", 0); - - return; -} - -static void __init -mvme5100_init2(void) -{ -#ifdef CONFIG_MVME5100_IPMC761_PRESENT - request_region(0x00,0x20,"dma1"); - request_region(0x20,0x20,"pic1"); - request_region(0x40,0x20,"timer"); - request_region(0x80,0x10,"dma page reg"); - request_region(0xa0,0x20,"pic2"); - request_region(0xc0,0x20,"dma2"); -#endif - return; -} - -/* - * Interrupt setup and service. - * Have MPIC on HAWK and cascaded 8259s on Winbond cascaded to MPIC. - */ -static void __init -mvme5100_init_IRQ(void) -{ -#ifdef CONFIG_MVME5100_IPMC761_PRESENT - int i; -#endif - - if ( ppc_md.progress ) - ppc_md.progress("init_irq: enter", 0); - - openpic_set_sources(0, 16, OpenPIC_Addr + 0x10000); -#ifdef CONFIG_MVME5100_IPMC761_PRESENT - openpic_init(NUM_8259_INTERRUPTS); - openpic_hookup_cascade(NUM_8259_INTERRUPTS, "82c59 cascade", - &i8259_irq); - - /* Map i8259 interrupts. */ - for (i = 0; i < NUM_8259_INTERRUPTS; i++) - irq_desc[i].handler = &i8259_pic; - - i8259_init(0); -#else - openpic_init(0); -#endif - - if ( ppc_md.progress ) - ppc_md.progress("init_irq: exit", 0); - - return; -} - -/* - * Set BAT 3 to map 0xf0000000 to end of physical memory space. - */ -static __inline__ void -mvme5100_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT1U, 0xf0001ffe); - mtspr(SPRN_DBAT1L, 0xf000002a); - mb(); -} - -static unsigned long __init -mvme5100_find_end_of_memory(void) -{ - return hawk_get_mem_size(MVME5100_HAWK_SMC_BASE); -} - -static void __init -mvme5100_map_io(void) -{ - io_block_mapping(0xfe000000, 0xfe000000, 0x02000000, _PAGE_IO); - ioremap_base = 0xfe000000; -} - -static void -mvme5100_reset_board(void) -{ - local_irq_disable(); - - /* Set exception prefix high - to the firmware */ - _nmask_and_or_msr(0, MSR_IP); - - out_8((u_char *)MVME5100_BOARD_MODRST_REG, 0x01); - - return; -} - -static void -mvme5100_restart(char *cmd) -{ - volatile ulong i = 10000000; - - mvme5100_reset_board(); - - while (i-- > 0); - panic("restart failed\n"); -} - -static void -mvme5100_halt(void) -{ - local_irq_disable(); - while (1); -} - -static void -mvme5100_power_off(void) -{ - mvme5100_halt(); -} - -static int -mvme5100_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: Motorola\n"); - seq_printf(m, "machine\t\t: MVME5100\n"); - - return 0; -} - -TODC_ALLOC(); - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - mvme5100_set_bat(); - - isa_io_base = MVME5100_ISA_IO_BASE; - isa_mem_base = MVME5100_ISA_MEM_BASE; - pci_dram_offset = MVME5100_PCI_DRAM_OFFSET; - - ppc_md.setup_arch = mvme5100_setup_arch; - ppc_md.show_cpuinfo = mvme5100_show_cpuinfo; - ppc_md.init_IRQ = mvme5100_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - ppc_md.init = mvme5100_init2; - - ppc_md.restart = mvme5100_restart; - ppc_md.power_off = mvme5100_power_off; - ppc_md.halt = mvme5100_halt; - - ppc_md.find_end_of_memory = mvme5100_find_end_of_memory; - ppc_md.setup_io_mappings = mvme5100_map_io; - - TODC_INIT(TODC_TYPE_MK48T37, MVME5100_NVRAM_AS0, MVME5100_NVRAM_AS1, - MVME5100_NVRAM_DATA, 8); - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.calibrate_decr = todc_calibrate_decr; - - ppc_md.nvram_read_val = todc_m48txx_read_val; - ppc_md.nvram_write_val = todc_m48txx_write_val; -} diff --git a/arch/ppc/platforms/mvme5100.h b/arch/ppc/platforms/mvme5100.h deleted file mode 100644 index edd479439a4..00000000000 --- a/arch/ppc/platforms/mvme5100.h +++ /dev/null @@ -1,91 +0,0 @@ -/* - * include/asm-ppc/platforms/mvme5100.h - * - * Definitions for Motorola MVME5100. - * - * Author: Matt Porter <mporter@mvista.com> - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_MVME5100_H__ -#define __ASM_MVME5100_H__ - -#define MVME5100_HAWK_SMC_BASE 0xfef80000 - -#define MVME5100_PCI_CONFIG_ADDR 0xfe000cf8 -#define MVME5100_PCI_CONFIG_DATA 0xfe000cfc - -#define MVME5100_PCI_IO_BASE 0xfe000000 -#define MVME5100_PCI_MEM_BASE 0x80000000 - -#define MVME5100_PCI_MEM_OFFSET 0x00000000 - -#define MVME5100_PCI_DRAM_OFFSET 0x00000000 -#define MVME5100_ISA_MEM_BASE 0x00000000 -#define MVME5100_ISA_IO_BASE MVME5100_PCI_IO_BASE - -#define MVME5100_PCI_LOWER_MEM 0x80000000 -#define MVME5100_PCI_UPPER_MEM 0xf3f7ffff -#define MVME5100_PCI_LOWER_IO 0x00000000 -#define MVME5100_PCI_UPPER_IO 0x0077ffff - -/* MVME5100 board register addresses. */ -#define MVME5100_BOARD_STATUS_REG 0xfef88080 -#define MVME5100_BOARD_MODFAIL_REG 0xfef88090 -#define MVME5100_BOARD_MODRST_REG 0xfef880a0 -#define MVME5100_BOARD_TBEN_REG 0xfef880c0 -#define MVME5100_BOARD_SW_READ_REG 0xfef880e0 -#define MVME5100_BOARD_GEO_ADDR_REG 0xfef880e8 -#define MVME5100_BOARD_EXT_FEATURE1_REG 0xfef880f0 -#define MVME5100_BOARD_EXT_FEATURE2_REG 0xfef88100 - -/* Define the NVRAM/RTC address strobe & data registers */ -#define MVME5100_PHYS_NVRAM_AS0 0xfef880c8 -#define MVME5100_PHYS_NVRAM_AS1 0xfef880d0 -#define MVME5100_PHYS_NVRAM_DATA 0xfef880d8 - -#define MVME5100_NVRAM_AS0 (MVME5100_PHYS_NVRAM_AS0 - MVME5100_ISA_IO_BASE) -#define MVME5100_NVRAM_AS1 (MVME5100_PHYS_NVRAM_AS1 - MVME5100_ISA_IO_BASE) -#define MVME5100_NVRAM_DATA (MVME5100_PHYS_NVRAM_DATA - MVME5100_ISA_IO_BASE) - -/* UART clock, addresses, and irq */ -#define MVME5100_BASE_BAUD 1843200 -#define MVME5100_SERIAL_1 0xfef88000 -#define MVME5100_SERIAL_2 0xfef88200 -#ifdef CONFIG_MVME5100_IPMC761_PRESENT -#define MVME5100_SERIAL_IRQ 17 -#else -#define MVME5100_SERIAL_IRQ 1 -#endif - -#define RS_TABLE_SIZE 4 - -#define BASE_BAUD ( MVME5100_BASE_BAUD / 16 ) - -#define STD_COM_FLAGS ASYNC_BOOT_AUTOCONF - -/* All UART IRQ's are wire-OR'd to one MPIC IRQ */ -#define STD_SERIAL_PORT_DFNS \ - { 0, BASE_BAUD, MVME5100_SERIAL_1, \ - MVME5100_SERIAL_IRQ, \ - STD_COM_FLAGS, /* ttyS0 */ \ - iomem_base: (unsigned char *)MVME5100_SERIAL_1, \ - iomem_reg_shift: 4, \ - io_type: SERIAL_IO_MEM }, \ - { 0, BASE_BAUD, MVME5100_SERIAL_2, \ - MVME5100_SERIAL_IRQ, \ - STD_COM_FLAGS, /* ttyS1 */ \ - iomem_base: (unsigned char *)MVME5100_SERIAL_2, \ - iomem_reg_shift: 4, \ - io_type: SERIAL_IO_MEM }, - -#define SERIAL_PORT_DFNS \ - STD_SERIAL_PORT_DFNS - -#endif /* __ASM_MVME5100_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/pal4.h b/arch/ppc/platforms/pal4.h deleted file mode 100644 index 641a11a3165..00000000000 --- a/arch/ppc/platforms/pal4.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * arch/ppc/platforms/pal4.h - * - * Definitions for SBS Palomar IV board - * - * Author: Dan Cox - * - * 2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifndef __PPC_PLATFORMS_PAL4_H -#define __PPC_PLATFORMS_PAL4_H - -#define PAL4_NVRAM 0xfffc0000 -#define PAL4_NVRAM_SIZE 0x8000 - -#define PAL4_DRAM 0xfff80000 -#define PAL4_DRAM_BR_MASK 0xc0 -#define PAL4_DRAM_BR_SHIFT 6 -#define PAL4_DRAM_RESET 0x10 -#define PAL4_DRAM_EREADY 0x40 - -#define PAL4_MISC 0xfff80004 -#define PAL4_MISC_FB_MASK 0xc0 -#define PAL4_MISC_FLASH 0x20 /* StratFlash mapping: 1->0xff80, 0->0xfff0 */ -#define PAL4_MISC_MISC 0x08 -#define PAL4_MISC_BITF 0x02 -#define PAL4_MISC_NVKS 0x01 - -#define PAL4_L2 0xfff80008 -#define PAL4_L2_MASK 0x07 - -#define PAL4_PLDR 0xfff8000c - -/* Only two Ethernet devices on the board... */ -#define PAL4_ETH 31 -#define PAL4_INTA 20 - -#endif /* __PPC_PLATFORMS_PAL4_H */ diff --git a/arch/ppc/platforms/pal4_pci.c b/arch/ppc/platforms/pal4_pci.c deleted file mode 100644 index c3b1b757a48..00000000000 --- a/arch/ppc/platforms/pal4_pci.c +++ /dev/null @@ -1,77 +0,0 @@ -/* - * arch/ppc/platforms/pal4_pci.c - * - * PCI support for SBS Palomar IV - * - * Author: Dan Cox - * - * 2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/pci.h> - -#include <asm/byteorder.h> -#include <asm/machdep.h> -#include <asm/io.h> -#include <asm/pci-bridge.h> -#include <asm/uaccess.h> - -#include <syslib/cpc700.h> - -#include "pal4.h" - -/* not much to this.... */ -static inline int __init -pal4_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - if (idsel == 9) - return PAL4_ETH; - else - return PAL4_INTA + (idsel - 3); -} - -void __init -pal4_find_bridges(void) -{ - struct pci_controller *hose; - - hose = pcibios_alloc_controller(); - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - hose->pci_mem_offset = 0; - - /* Could snatch these from the CPC700.... */ - pci_init_resource(&hose->io_resource, - 0x0, - 0x03ffffff, - IORESOURCE_IO, - "PCI host bridge"); - - pci_init_resource(&hose->mem_resources[0], - 0x90000000, - 0x9fffffff, - IORESOURCE_MEM, - "PCI host bridge"); - - hose->io_space.start = 0x00800000; - hose->io_space.end = 0x03ffffff; - hose->mem_space.start = 0x90000000; - hose->mem_space.end = 0x9fffffff; - hose->io_base_virt = (void *) 0xf8000000; - - setup_indirect_pci(hose, CPC700_PCI_CONFIG_ADDR, - CPC700_PCI_CONFIG_DATA); - - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = pal4_map_irq; -} diff --git a/arch/ppc/platforms/pal4_serial.h b/arch/ppc/platforms/pal4_serial.h deleted file mode 100644 index a715c66e1ad..00000000000 --- a/arch/ppc/platforms/pal4_serial.h +++ /dev/null @@ -1,39 +0,0 @@ -/* - * arch/ppc/platforms/pal4_serial.h - * - * Definitions for SBS PalomarIV serial support - * - * Author: Dan Cox - * - * 2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifndef __PPC_PAL4_SERIAL_H -#define __PPC_PAL4_SERIAL_H - -#define CPC700_SERIAL_1 0xff600300 -#define CPC700_SERIAL_2 0xff600400 - -#define RS_TABLE_SIZE 2 -#define BASE_BAUD (33333333 / 4 / 16) - -#ifdef CONFIG_SERIAL_DETECT_IRQ -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST|ASYNC_AUTO_IRQ) -#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_AUTO_IRQ) -#else -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST) -#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF) -#endif - -#define SERIAL_PORT_DFNS \ - {0, BASE_BAUD, CPC700_SERIAL_1, 3, STD_COM_FLAGS, \ - iomem_base: (unsigned char *) CPC700_SERIAL_1, \ - io_type: SERIAL_IO_MEM}, /* ttyS0 */ \ - {0, BASE_BAUD, CPC700_SERIAL_2, 4, STD_COM_FLAGS, \ - iomem_base: (unsigned char *) CPC700_SERIAL_2, \ - io_type: SERIAL_IO_MEM} - -#endif diff --git a/arch/ppc/platforms/pal4_setup.c b/arch/ppc/platforms/pal4_setup.c deleted file mode 100644 index 12446b93e38..00000000000 --- a/arch/ppc/platforms/pal4_setup.c +++ /dev/null @@ -1,175 +0,0 @@ -/* - * arch/ppc/platforms/pal4_setup.c - * - * Board setup routines for the SBS PalomarIV. - * - * Author: Dan Cox - * - * 2002 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/time.h> -#include <linux/irq.h> -#include <linux/kdev_t.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> - -#include <asm/io.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> - -#include <syslib/cpc700.h> - -#include "pal4.h" - -extern void pal4_find_bridges(void); - -unsigned int cpc700_irq_assigns[][2] = { - {1, 1}, /* IRQ 0: ECC correctable error */ - {1, 1}, /* IRQ 1: PCI write to memory range */ - {0, 1}, /* IRQ 2: PCI write to command register */ - {0, 1}, /* IRQ 3: UART 0 */ - {0, 1}, /* IRQ 4: UART 1 */ - {0, 1}, /* IRQ 5: ICC 0 */ - {0, 1}, /* IRQ 6: ICC 1 */ - {0, 1}, /* IRQ 7: GPT compare 0 */ - {0, 1}, /* IRQ 8: GPT compare 1 */ - {0, 1}, /* IRQ 9: GPT compare 2 */ - {0, 1}, /* IRQ 10: GPT compare 3 */ - {0, 1}, /* IRQ 11: GPT compare 4 */ - {0, 1}, /* IRQ 12: GPT capture 0 */ - {0, 1}, /* IRQ 13: GPT capture 1 */ - {0, 1}, /* IRQ 14: GPT capture 2 */ - {0, 1}, /* IRQ 15: GPT capture 3 */ - {0, 1}, /* IRQ 16: GPT capture 4 */ - {0, 0}, /* IRQ 17: reserved */ - {0, 0}, /* IRQ 18: reserved */ - {0, 0}, /* IRQ 19: reserved */ - {0, 0}, /* IRQ 20: reserved */ - {0, 1}, /* IRQ 21: Ethernet */ - {0, 0}, /* IRQ 22: reserved */ - {0, 0}, /* IRQ 23: reserved */ - {0, 0}, /* IRQ 24: resreved */ - {0, 0}, /* IRQ 25: reserved */ - {0, 0}, /* IRQ 26: reserved */ - {0, 0}, /* IRQ 27: reserved */ - {0, 0}, /* IRQ 28: reserved */ - {0, 0}, /* IRQ 29: reserved */ - {0, 0}, /* IRQ 30: reserved */ - {0, 0}, /* IRQ 31: reserved */ -}; - -static int -pal4_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "board\t\t: SBS Palomar IV\n"); - - return 0; -} - -static void -pal4_restart(char *cmd) -{ - local_irq_disable(); - __asm__ __volatile__("lis 3,0xfff0\n \ - ori 3,3,0x100\n \ - mtspr 26,3\n \ - li 3,0\n \ - mtspr 27,3\n \ - rfi"); - - for(;;); -} - -static void -pal4_power_off(void) -{ - local_irq_disable(); - for(;;); -} - -static void -pal4_halt(void) -{ - pal4_power_off(); -} - -TODC_ALLOC(); - -static void __init -pal4_setup_arch(void) -{ - unsigned long l2; - - TODC_INIT(TODC_TYPE_MK48T37, 0, 0, - ioremap(PAL4_NVRAM, PAL4_NVRAM_SIZE), 8); - - pal4_find_bridges(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif - ROOT_DEV = Root_NFS; - - /* The L2 gets disabled in the bootloader, but all the proper - bits should be present from the fw, so just re-enable it */ - l2 = _get_L2CR(); - if (!(l2 & L2CR_L2E)) { - /* presume that it was initially set if the size is - still present. */ - if (l2 ^ L2CR_L2SIZ_MASK) - _set_L2CR(l2 | L2CR_L2E); - else - printk("L2 not set by firmware; left disabled.\n"); - } -} - -static void __init -pal4_map_io(void) -{ - io_block_mapping(0xf0000000, 0xf0000000, 0x10000000, _PAGE_IO); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - isa_io_base = 0 /*PAL4_ISA_IO_BASE*/; - pci_dram_offset = 0 /*PAL4_PCI_SYS_MEM_BASE*/; - - ppc_md.setup_arch = pal4_setup_arch; - ppc_md.show_cpuinfo = pal4_show_cpuinfo; - - ppc_md.setup_io_mappings = pal4_map_io; - - ppc_md.init_IRQ = cpc700_init_IRQ; - ppc_md.get_irq = cpc700_get_irq; - - ppc_md.restart = pal4_restart; - ppc_md.halt = pal4_halt; - ppc_md.power_off = pal4_power_off; - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.calibrate_decr = todc_calibrate_decr; - - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; -} - diff --git a/arch/ppc/platforms/pcore.c b/arch/ppc/platforms/pcore.c deleted file mode 100644 index d7191630a65..00000000000 --- a/arch/ppc/platforms/pcore.c +++ /dev/null @@ -1,352 +0,0 @@ -/* - * arch/ppc/platforms/pcore_setup.c - * - * Setup routines for Force PCORE boards - * - * Author: Matt Porter <mporter@mvista.com> - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/types.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> - -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/time.h> -#include <asm/i8259.h> -#include <asm/mpc10x.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> -#include <asm/kgdb.h> - -#include "pcore.h" - -extern unsigned long loops_per_jiffy; - -static int board_type; - -static inline int __init -pcore_6750_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {9, 10, 11, 12}, /* IDSEL 24 - DEC 21554 */ - {10, 0, 0, 0}, /* IDSEL 25 - DEC 21143 */ - {11, 12, 9, 10}, /* IDSEL 26 - PMC I */ - {12, 9, 10, 11}, /* IDSEL 27 - PMC II */ - {0, 0, 0, 0}, /* IDSEL 28 - unused */ - {0, 0, 9, 0}, /* IDSEL 29 - unused */ - {0, 0, 0, 0}, /* IDSEL 30 - Winbond */ - }; - const long min_idsel = 24, max_idsel = 30, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -}; - -static inline int __init -pcore_680_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {9, 10, 11, 12}, /* IDSEL 24 - Sentinel */ - {10, 0, 0, 0}, /* IDSEL 25 - i82559 #1 */ - {11, 12, 9, 10}, /* IDSEL 26 - PMC I */ - {12, 9, 10, 11}, /* IDSEL 27 - PMC II */ - {9, 0, 0, 0}, /* IDSEL 28 - i82559 #2 */ - {0, 0, 0, 0}, /* IDSEL 29 - unused */ - {0, 0, 0, 0}, /* IDSEL 30 - Winbond */ - }; - const long min_idsel = 24, max_idsel = 30, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -}; - -void __init -pcore_pcibios_fixup(void) -{ - struct pci_dev *dev; - - if ((dev = pci_get_device(PCI_VENDOR_ID_WINBOND, - PCI_DEVICE_ID_WINBOND_83C553, - 0))) - { - /* Reroute interrupts both IDE channels to 15 */ - pci_write_config_byte(dev, - PCORE_WINBOND_IDE_INT, - 0xff); - - /* Route INTA-D to IRQ9-12, respectively */ - pci_write_config_word(dev, - PCORE_WINBOND_PCI_INT, - 0x9abc); - - /* - * Set up 8259 edge/level triggering - */ - outb(0x00, PCORE_WINBOND_PRI_EDG_LVL); - outb(0x1e, PCORE_WINBOND_SEC_EDG_LVL); - pci_dev_put(dev); - } -} - -int __init -pcore_find_bridges(void) -{ - struct pci_controller* hose; - int host_bridge, board_type; - - hose = pcibios_alloc_controller(); - if (!hose) - return 0; - - mpc10x_bridge_init(hose, - MPC10X_MEM_MAP_B, - MPC10X_MEM_MAP_B, - MPC10X_MAPB_EUMB_BASE); - - /* Determine board type */ - early_read_config_dword(hose, - 0, - PCI_DEVFN(0,0), - PCI_VENDOR_ID, - &host_bridge); - if (host_bridge == MPC10X_BRIDGE_106) - board_type = PCORE_TYPE_6750; - else /* MPC10X_BRIDGE_107 */ - board_type = PCORE_TYPE_680; - - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - ppc_md.pcibios_fixup = pcore_pcibios_fixup; - ppc_md.pci_swizzle = common_swizzle; - - if (board_type == PCORE_TYPE_6750) - ppc_md.pci_map_irq = pcore_6750_map_irq; - else /* PCORE_TYPE_680 */ - ppc_md.pci_map_irq = pcore_680_map_irq; - - return board_type; -} - -/* Dummy variable to satisfy mpc10x_common.o */ -void *OpenPIC_Addr; - -static int -pcore_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: Force Computers\n"); - - if (board_type == PCORE_TYPE_6750) - seq_printf(m, "machine\t\t: PowerCore 6750\n"); - else /* PCORE_TYPE_680 */ - seq_printf(m, "machine\t\t: PowerCore 680\n"); - - seq_printf(m, "L2\t\t: " ); - if (board_type == PCORE_TYPE_6750) - switch (readb(PCORE_DCCR_REG) & PCORE_DCCR_L2_MASK) - { - case PCORE_DCCR_L2_0KB: - seq_printf(m, "nocache"); - break; - case PCORE_DCCR_L2_256KB: - seq_printf(m, "256KB"); - break; - case PCORE_DCCR_L2_1MB: - seq_printf(m, "1MB"); - break; - case PCORE_DCCR_L2_512KB: - seq_printf(m, "512KB"); - break; - default: - seq_printf(m, "error"); - break; - } - else /* PCORE_TYPE_680 */ - switch (readb(PCORE_DCCR_REG) & PCORE_DCCR_L2_MASK) - { - case PCORE_DCCR_L2_2MB: - seq_printf(m, "2MB"); - break; - case PCORE_DCCR_L2_256KB: - seq_printf(m, "reserved"); - break; - case PCORE_DCCR_L2_1MB: - seq_printf(m, "1MB"); - break; - case PCORE_DCCR_L2_512KB: - seq_printf(m, "512KB"); - break; - default: - seq_printf(m, "error"); - break; - } - - seq_printf(m, "\n"); - - return 0; -} - -static void __init -pcore_setup_arch(void) -{ - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000/HZ; - - /* Lookup PCI host bridges */ - board_type = pcore_find_bridges(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - printk(KERN_INFO "Force PowerCore "); - if (board_type == PCORE_TYPE_6750) - printk("6750\n"); - else - printk("680\n"); - printk(KERN_INFO "Port by MontaVista Software, Inc. (source@mvista.com)\n"); - _set_L2CR(L2CR_L2E | _get_L2CR()); - -} - -static void -pcore_restart(char *cmd) -{ - local_irq_disable(); - /* Hard reset */ - writeb(0x11, 0xfe000332); - while(1); -} - -static void -pcore_halt(void) -{ - local_irq_disable(); - /* Turn off user LEDs */ - writeb(0x00, 0xfe000300); - while (1); -} - -static void -pcore_power_off(void) -{ - pcore_halt(); -} - - -static void __init -pcore_init_IRQ(void) -{ - int i; - - for ( i = 0 ; i < 16 ; i++ ) - irq_desc[i].handler = &i8259_pic; - - i8259_init(0); -} - -/* - * Set BAT 3 to map 0xf0000000 to end of physical memory space. - */ -static __inline__ void -pcore_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT3U, 0xf0001ffe); - mtspr(SPRN_DBAT3L, 0xfe80002a); - mb(); - -} - -static unsigned long __init -pcore_find_end_of_memory(void) -{ - - return mpc10x_get_mem_size(MPC10X_MEM_MAP_B); -} - -static void __init -pcore_map_io(void) -{ - io_block_mapping(0xfe000000, 0xfe000000, 0x02000000, _PAGE_IO); -} - -TODC_ALLOC(); - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* Cover I/O space with a BAT */ - /* yuck, better hope your ram size is a power of 2 -- paulus */ - pcore_set_bat(); - - isa_io_base = MPC10X_MAPB_ISA_IO_BASE; - isa_mem_base = MPC10X_MAPB_ISA_MEM_BASE; - pci_dram_offset = MPC10X_MAPB_DRAM_OFFSET; - - ppc_md.setup_arch = pcore_setup_arch; - ppc_md.show_cpuinfo = pcore_show_cpuinfo; - ppc_md.init_IRQ = pcore_init_IRQ; - ppc_md.get_irq = i8259_irq; - - ppc_md.find_end_of_memory = pcore_find_end_of_memory; - ppc_md.setup_io_mappings = pcore_map_io; - - ppc_md.restart = pcore_restart; - ppc_md.power_off = pcore_power_off; - ppc_md.halt = pcore_halt; - - TODC_INIT(TODC_TYPE_MK48T59, - PCORE_NVRAM_AS0, - PCORE_NVRAM_AS1, - PCORE_NVRAM_DATA, - 8); - - ppc_md.time_init = todc_time_init; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.calibrate_decr = todc_calibrate_decr; - - ppc_md.nvram_read_val = todc_m48txx_read_val; - ppc_md.nvram_write_val = todc_m48txx_write_val; - -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.progress = gen550_progress; -#endif -#ifdef CONFIG_KGDB - ppc_md.kgdb_map_scc = gen550_kgdb_map_scc; -#endif -} diff --git a/arch/ppc/platforms/pcore.h b/arch/ppc/platforms/pcore.h deleted file mode 100644 index c6a26e76492..00000000000 --- a/arch/ppc/platforms/pcore.h +++ /dev/null @@ -1,39 +0,0 @@ -/* - * arch/ppc/platforms/pcore.h - * - * Definitions for Force PowerCore board support - * - * Author: Matt Porter <mporter@mvista.com> - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifndef __PPC_PLATFORMS_PCORE_H -#define __PPC_PLATFORMS_PCORE_H - -#include <asm/mpc10x.h> - -#define PCORE_TYPE_6750 1 -#define PCORE_TYPE_680 2 - -#define PCORE_NVRAM_AS0 0x73 -#define PCORE_NVRAM_AS1 0x75 -#define PCORE_NVRAM_DATA 0x77 - -#define PCORE_DCCR_REG (MPC10X_MAPB_ISA_IO_BASE + 0x308) -#define PCORE_DCCR_L2_MASK 0xc0 -#define PCORE_DCCR_L2_0KB 0x00 -#define PCORE_DCCR_L2_256KB 0x40 -#define PCORE_DCCR_L2_512KB 0xc0 -#define PCORE_DCCR_L2_1MB 0x80 -#define PCORE_DCCR_L2_2MB 0x00 - -#define PCORE_WINBOND_IDE_INT 0x43 -#define PCORE_WINBOND_PCI_INT 0x44 -#define PCORE_WINBOND_PRI_EDG_LVL 0x4d0 -#define PCORE_WINBOND_SEC_EDG_LVL 0x4d1 - -#endif /* __PPC_PLATFORMS_PCORE_H */ diff --git a/arch/ppc/platforms/pcu_e.h b/arch/ppc/platforms/pcu_e.h deleted file mode 100644 index 91a820a6fbc..00000000000 --- a/arch/ppc/platforms/pcu_e.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - * Siemens PCU E board specific definitions - * - * Copyright (c) 2001 Wolfgang Denk (wd@denx.de) - */ - -#ifndef __MACH_PCU_E_H -#define __MACH_PCU_E_H - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -#define PCU_E_IMMR_BASE 0xFE000000 /* phys. addr of IMMR */ -#define PCU_E_IMAP_SIZE (64 * 1024) /* size of mapped area */ - -#define IMAP_ADDR PCU_E_IMMR_BASE /* physical base address of IMMR area */ -#define IMAP_SIZE PCU_E_IMAP_SIZE /* mapped size of IMMR area */ - -#define FEC_INTERRUPT 15 /* = SIU_LEVEL7 */ -#define DEC_INTERRUPT 13 /* = SIU_LEVEL6 */ -#define CPM_INTERRUPT 11 /* = SIU_LEVEL5 (was: SIU_LEVEL2) */ - -/* We don't use the 8259. -*/ -#define NR_8259_INTS 0 - -#endif /* __MACH_PCU_E_H */ diff --git a/arch/ppc/platforms/pmac_backlight.c b/arch/ppc/platforms/pmac_backlight.c deleted file mode 100644 index ed2b1cebc19..00000000000 --- a/arch/ppc/platforms/pmac_backlight.c +++ /dev/null @@ -1,202 +0,0 @@ -/* - * Miscellaneous procedures for dealing with the PowerMac hardware. - * Contains support for the backlight. - * - * Copyright (C) 2000 Benjamin Herrenschmidt - * - */ - -#include <linux/config.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/stddef.h> -#include <linux/reboot.h> -#include <linux/nvram.h> -#include <linux/console.h> -#include <asm/sections.h> -#include <asm/ptrace.h> -#include <asm/io.h> -#include <asm/pgtable.h> -#include <asm/system.h> -#include <asm/prom.h> -#include <asm/machdep.h> -#include <asm/nvram.h> -#include <asm/backlight.h> - -#include <linux/adb.h> -#include <linux/pmu.h> - -static struct backlight_controller *backlighter; -static void* backlighter_data; -static int backlight_autosave; -static int backlight_level = BACKLIGHT_MAX; -static int backlight_enabled = 1; -static int backlight_req_level = -1; -static int backlight_req_enable = -1; - -static void backlight_callback(void *); -static DECLARE_WORK(backlight_work, backlight_callback, NULL); - -void __pmac register_backlight_controller(struct backlight_controller *ctrler, - void *data, char *type) -{ - struct device_node* bk_node; - char *prop; - int valid = 0; - - /* There's already a matching controller, bail out */ - if (backlighter != NULL) - return; - - bk_node = find_devices("backlight"); - -#ifdef CONFIG_ADB_PMU - /* Special case for the old PowerBook since I can't test on it */ - backlight_autosave = machine_is_compatible("AAPL,3400/2400") - || machine_is_compatible("AAPL,3500"); - if ((backlight_autosave - || machine_is_compatible("AAPL,PowerBook1998") - || machine_is_compatible("PowerBook1,1")) - && !strcmp(type, "pmu")) - valid = 1; -#endif - if (bk_node) { - prop = get_property(bk_node, "backlight-control", NULL); - if (prop && !strncmp(prop, type, strlen(type))) - valid = 1; - } - if (!valid) - return; - backlighter = ctrler; - backlighter_data = data; - - if (bk_node && !backlight_autosave) - prop = get_property(bk_node, "bklt", NULL); - else - prop = NULL; - if (prop) { - backlight_level = ((*prop)+1) >> 1; - if (backlight_level > BACKLIGHT_MAX) - backlight_level = BACKLIGHT_MAX; - } - -#ifdef CONFIG_ADB_PMU - if (backlight_autosave) { - struct adb_request req; - pmu_request(&req, NULL, 2, 0xd9, 0); - while (!req.complete) - pmu_poll(); - backlight_level = req.reply[0] >> 4; - } -#endif - acquire_console_sem(); - if (!backlighter->set_enable(1, backlight_level, data)) - backlight_enabled = 1; - release_console_sem(); - - printk(KERN_INFO "Registered \"%s\" backlight controller," - "level: %d/15\n", type, backlight_level); -} -EXPORT_SYMBOL(register_backlight_controller); - -void __pmac unregister_backlight_controller(struct backlight_controller - *ctrler, void *data) -{ - /* We keep the current backlight level (for now) */ - if (ctrler == backlighter && data == backlighter_data) - backlighter = NULL; -} -EXPORT_SYMBOL(unregister_backlight_controller); - -static int __pmac __set_backlight_enable(int enable) -{ - int rc; - - if (!backlighter) - return -ENODEV; - acquire_console_sem(); - rc = backlighter->set_enable(enable, backlight_level, - backlighter_data); - if (!rc) - backlight_enabled = enable; - release_console_sem(); - return rc; -} -int __pmac set_backlight_enable(int enable) -{ - if (!backlighter) - return -ENODEV; - backlight_req_enable = enable; - schedule_work(&backlight_work); - return 0; -} - -EXPORT_SYMBOL(set_backlight_enable); - -int __pmac get_backlight_enable(void) -{ - if (!backlighter) - return -ENODEV; - return backlight_enabled; -} -EXPORT_SYMBOL(get_backlight_enable); - -static int __pmac __set_backlight_level(int level) -{ - int rc = 0; - - if (!backlighter) - return -ENODEV; - if (level < BACKLIGHT_MIN) - level = BACKLIGHT_OFF; - if (level > BACKLIGHT_MAX) - level = BACKLIGHT_MAX; - acquire_console_sem(); - if (backlight_enabled) - rc = backlighter->set_level(level, backlighter_data); - if (!rc) - backlight_level = level; - release_console_sem(); - if (!rc && !backlight_autosave) { - level <<=1; - if (level & 0x10) - level |= 0x01; - // -- todo: save to property "bklt" - } - return rc; -} -int __pmac set_backlight_level(int level) -{ - if (!backlighter) - return -ENODEV; - backlight_req_level = level; - schedule_work(&backlight_work); - return 0; -} - -EXPORT_SYMBOL(set_backlight_level); - -int __pmac get_backlight_level(void) -{ - if (!backlighter) - return -ENODEV; - return backlight_level; -} -EXPORT_SYMBOL(get_backlight_level); - -static void backlight_callback(void *dummy) -{ - int level, enable; - - do { - level = backlight_req_level; - enable = backlight_req_enable; - mb(); - - if (level >= 0) - __set_backlight_level(level); - if (enable >= 0) - __set_backlight_enable(enable); - } while(cmpxchg(&backlight_req_level, level, -1) != level || - cmpxchg(&backlight_req_enable, enable, -1) != enable); -} diff --git a/arch/ppc/platforms/pmac_cache.S b/arch/ppc/platforms/pmac_cache.S deleted file mode 100644 index fb977de6b70..00000000000 --- a/arch/ppc/platforms/pmac_cache.S +++ /dev/null @@ -1,359 +0,0 @@ -/* - * This file contains low-level cache management functions - * used for sleep and CPU speed changes on Apple machines. - * (In fact the only thing that is Apple-specific is that we assume - * that we can read from ROM at physical address 0xfff00000.) - * - * Copyright (C) 2004 Paul Mackerras (paulus@samba.org) and - * Benjamin Herrenschmidt (benh@kernel.crashing.org) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - */ - -#include <linux/config.h> -#include <asm/processor.h> -#include <asm/ppc_asm.h> -#include <asm/cputable.h> - -/* - * Flush and disable all data caches (dL1, L2, L3). This is used - * when going to sleep, when doing a PMU based cpufreq transition, - * or when "offlining" a CPU on SMP machines. This code is over - * paranoid, but I've had enough issues with various CPU revs and - * bugs that I decided it was worth beeing over cautious - */ - -_GLOBAL(flush_disable_caches) -#ifndef CONFIG_6xx - blr -#else -BEGIN_FTR_SECTION - b flush_disable_745x -END_FTR_SECTION_IFSET(CPU_FTR_SPEC7450) -BEGIN_FTR_SECTION - b flush_disable_75x -END_FTR_SECTION_IFSET(CPU_FTR_L2CR) - b __flush_disable_L1 - -/* This is the code for G3 and 74[01]0 */ -flush_disable_75x: - mflr r10 - - /* Turn off EE and DR in MSR */ - mfmsr r11 - rlwinm r0,r11,0,~MSR_EE - rlwinm r0,r0,0,~MSR_DR - sync - mtmsr r0 - isync - - /* Stop DST streams */ -BEGIN_FTR_SECTION - DSSALL - sync -END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC) - - /* Stop DPM */ - mfspr r8,SPRN_HID0 /* Save SPRN_HID0 in r8 */ - rlwinm r4,r8,0,12,10 /* Turn off HID0[DPM] */ - sync - mtspr SPRN_HID0,r4 /* Disable DPM */ - sync - - /* Disp-flush L1. We have a weird problem here that I never - * totally figured out. On 750FX, using the ROM for the flush - * results in a non-working flush. We use that workaround for - * now until I finally understand what's going on. --BenH - */ - - /* ROM base by default */ - lis r4,0xfff0 - mfpvr r3 - srwi r3,r3,16 - cmplwi cr0,r3,0x7000 - bne+ 1f - /* RAM base on 750FX */ - li r4,0 -1: li r4,0x4000 - mtctr r4 -1: lwz r0,0(r4) - addi r4,r4,32 - bdnz 1b - sync - isync - - /* Disable / invalidate / enable L1 data */ - mfspr r3,SPRN_HID0 - rlwinm r3,r3,0,~(HID0_DCE | HID0_ICE) - mtspr SPRN_HID0,r3 - sync - isync - ori r3,r3,(HID0_DCE|HID0_DCI|HID0_ICE|HID0_ICFI) - sync - isync - mtspr SPRN_HID0,r3 - xori r3,r3,(HID0_DCI|HID0_ICFI) - mtspr SPRN_HID0,r3 - sync - - /* Get the current enable bit of the L2CR into r4 */ - mfspr r5,SPRN_L2CR - /* Set to data-only (pre-745x bit) */ - oris r3,r5,L2CR_L2DO@h - b 2f - /* When disabling L2, code must be in L1 */ - .balign 32 -1: mtspr SPRN_L2CR,r3 -3: sync - isync - b 1f -2: b 3f -3: sync - isync - b 1b -1: /* disp-flush L2. The interesting thing here is that the L2 can be - * up to 2Mb ... so using the ROM, we'll end up wrapping back to memory - * but that is probbaly fine. We disp-flush over 4Mb to be safe - */ - lis r4,2 - mtctr r4 - lis r4,0xfff0 -1: lwz r0,0(r4) - addi r4,r4,32 - bdnz 1b - sync - isync - lis r4,2 - mtctr r4 - lis r4,0xfff0 -1: dcbf 0,r4 - addi r4,r4,32 - bdnz 1b - sync - isync - - /* now disable L2 */ - rlwinm r5,r5,0,~L2CR_L2E - b 2f - /* When disabling L2, code must be in L1 */ - .balign 32 -1: mtspr SPRN_L2CR,r5 -3: sync - isync - b 1f -2: b 3f -3: sync - isync - b 1b -1: sync - isync - /* Invalidate L2. This is pre-745x, we clear the L2I bit ourselves */ - oris r4,r5,L2CR_L2I@h - mtspr SPRN_L2CR,r4 - sync - isync - - /* Wait for the invalidation to complete */ -1: mfspr r3,SPRN_L2CR - rlwinm. r0,r3,0,31,31 - bne 1b - - /* Clear L2I */ - xoris r4,r4,L2CR_L2I@h - sync - mtspr SPRN_L2CR,r4 - sync - - /* now disable the L1 data cache */ - mfspr r0,SPRN_HID0 - rlwinm r0,r0,0,~(HID0_DCE|HID0_ICE) - mtspr SPRN_HID0,r0 - sync - isync - - /* Restore HID0[DPM] to whatever it was before */ - sync - mfspr r0,SPRN_HID0 - rlwimi r0,r8,0,11,11 /* Turn back HID0[DPM] */ - mtspr SPRN_HID0,r0 - sync - - /* restore DR and EE */ - sync - mtmsr r11 - isync - - mtlr r10 - blr - -/* This code is for 745x processors */ -flush_disable_745x: - /* Turn off EE and DR in MSR */ - mfmsr r11 - rlwinm r0,r11,0,~MSR_EE - rlwinm r0,r0,0,~MSR_DR - sync - mtmsr r0 - isync - - /* Stop prefetch streams */ - DSSALL - sync - - /* Disable L2 prefetching */ - mfspr r0,SPRN_MSSCR0 - rlwinm r0,r0,0,0,29 - mtspr SPRN_MSSCR0,r0 - sync - isync - lis r4,0 - dcbf 0,r4 - dcbf 0,r4 - dcbf 0,r4 - dcbf 0,r4 - dcbf 0,r4 - dcbf 0,r4 - dcbf 0,r4 - dcbf 0,r4 - - /* Due to a bug with the HW flush on some CPU revs, we occasionally - * experience data corruption. I'm adding a displacement flush along - * with a dcbf loop over a few Mb to "help". The problem isn't totally - * fixed by this in theory, but at least, in practice, I couldn't reproduce - * it even with a big hammer... - */ - - lis r4,0x0002 - mtctr r4 - li r4,0 -1: - lwz r0,0(r4) - addi r4,r4,32 /* Go to start of next cache line */ - bdnz 1b - isync - - /* Now, flush the first 4MB of memory */ - lis r4,0x0002 - mtctr r4 - li r4,0 - sync -1: - dcbf 0,r4 - addi r4,r4,32 /* Go to start of next cache line */ - bdnz 1b - - /* Flush and disable the L1 data cache */ - mfspr r6,SPRN_LDSTCR - lis r3,0xfff0 /* read from ROM for displacement flush */ - li r4,0xfe /* start with only way 0 unlocked */ - li r5,128 /* 128 lines in each way */ -1: mtctr r5 - rlwimi r6,r4,0,24,31 - mtspr SPRN_LDSTCR,r6 - sync - isync -2: lwz r0,0(r3) /* touch each cache line */ - addi r3,r3,32 - bdnz 2b - rlwinm r4,r4,1,24,30 /* move on to the next way */ - ori r4,r4,1 - cmpwi r4,0xff /* all done? */ - bne 1b - /* now unlock the L1 data cache */ - li r4,0 - rlwimi r6,r4,0,24,31 - sync - mtspr SPRN_LDSTCR,r6 - sync - isync - - /* Flush the L2 cache using the hardware assist */ - mfspr r3,SPRN_L2CR - cmpwi r3,0 /* check if it is enabled first */ - bge 4f - oris r0,r3,(L2CR_L2IO_745x|L2CR_L2DO_745x)@h - b 2f - /* When disabling/locking L2, code must be in L1 */ - .balign 32 -1: mtspr SPRN_L2CR,r0 /* lock the L2 cache */ -3: sync - isync - b 1f -2: b 3f -3: sync - isync - b 1b -1: sync - isync - ori r0,r3,L2CR_L2HWF_745x - sync - mtspr SPRN_L2CR,r0 /* set the hardware flush bit */ -3: mfspr r0,SPRN_L2CR /* wait for it to go to 0 */ - andi. r0,r0,L2CR_L2HWF_745x - bne 3b - sync - rlwinm r3,r3,0,~L2CR_L2E - b 2f - /* When disabling L2, code must be in L1 */ - .balign 32 -1: mtspr SPRN_L2CR,r3 /* disable the L2 cache */ -3: sync - isync - b 1f -2: b 3f -3: sync - isync - b 1b -1: sync - isync - oris r4,r3,L2CR_L2I@h - mtspr SPRN_L2CR,r4 - sync - isync -1: mfspr r4,SPRN_L2CR - andis. r0,r4,L2CR_L2I@h - bne 1b - sync - -BEGIN_FTR_SECTION - /* Flush the L3 cache using the hardware assist */ -4: mfspr r3,SPRN_L3CR - cmpwi r3,0 /* check if it is enabled */ - bge 6f - oris r0,r3,L3CR_L3IO@h - ori r0,r0,L3CR_L3DO - sync - mtspr SPRN_L3CR,r0 /* lock the L3 cache */ - sync - isync - ori r0,r0,L3CR_L3HWF - sync - mtspr SPRN_L3CR,r0 /* set the hardware flush bit */ -5: mfspr r0,SPRN_L3CR /* wait for it to go to zero */ - andi. r0,r0,L3CR_L3HWF - bne 5b - rlwinm r3,r3,0,~L3CR_L3E - sync - mtspr SPRN_L3CR,r3 /* disable the L3 cache */ - sync - ori r4,r3,L3CR_L3I - mtspr SPRN_L3CR,r4 -1: mfspr r4,SPRN_L3CR - andi. r0,r4,L3CR_L3I - bne 1b - sync -END_FTR_SECTION_IFSET(CPU_FTR_L3CR) - -6: mfspr r0,SPRN_HID0 /* now disable the L1 data cache */ - rlwinm r0,r0,0,~HID0_DCE - mtspr SPRN_HID0,r0 - sync - isync - mtmsr r11 /* restore DR and EE */ - isync - blr -#endif /* CONFIG_6xx */ diff --git a/arch/ppc/platforms/pmac_cpufreq.c b/arch/ppc/platforms/pmac_cpufreq.c deleted file mode 100644 index c0605244edd..00000000000 --- a/arch/ppc/platforms/pmac_cpufreq.c +++ /dev/null @@ -1,728 +0,0 @@ -/* - * arch/ppc/platforms/pmac_cpufreq.c - * - * Copyright (C) 2002 - 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org> - * Copyright (C) 2004 John Steele Scott <toojays@toojays.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * TODO: Need a big cleanup here. Basically, we need to have different - * cpufreq_driver structures for the different type of HW instead of the - * current mess. We also need to better deal with the detection of the - * type of machine. - * - */ - -#include <linux/config.h> -#include <linux/module.h> -#include <linux/types.h> -#include <linux/errno.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/sched.h> -#include <linux/adb.h> -#include <linux/pmu.h> -#include <linux/slab.h> -#include <linux/cpufreq.h> -#include <linux/init.h> -#include <linux/sysdev.h> -#include <linux/i2c.h> -#include <linux/hardirq.h> -#include <asm/prom.h> -#include <asm/machdep.h> -#include <asm/irq.h> -#include <asm/pmac_feature.h> -#include <asm/mmu_context.h> -#include <asm/sections.h> -#include <asm/cputable.h> -#include <asm/time.h> -#include <asm/system.h> -#include <asm/open_pic.h> -#include <asm/keylargo.h> - -/* WARNING !!! This will cause calibrate_delay() to be called, - * but this is an __init function ! So you MUST go edit - * init/main.c to make it non-init before enabling DEBUG_FREQ - */ -#undef DEBUG_FREQ - -/* - * There is a problem with the core cpufreq code on SMP kernels, - * it won't recalculate the Bogomips properly - */ -#ifdef CONFIG_SMP -#warning "WARNING, CPUFREQ not recommended on SMP kernels" -#endif - -extern void low_choose_7447a_dfs(int dfs); -extern void low_choose_750fx_pll(int pll); -extern void low_sleep_handler(void); - -/* - * Currently, PowerMac cpufreq supports only high & low frequencies - * that are set by the firmware - */ -static unsigned int low_freq; -static unsigned int hi_freq; -static unsigned int cur_freq; -static unsigned int sleep_freq; - -/* - * Different models uses different mecanisms to switch the frequency - */ -static int (*set_speed_proc)(int low_speed); -static unsigned int (*get_speed_proc)(void); - -/* - * Some definitions used by the various speedprocs - */ -static u32 voltage_gpio; -static u32 frequency_gpio; -static u32 slew_done_gpio; -static int no_schedule; -static int has_cpu_l2lve; -static int is_pmu_based; - -/* There are only two frequency states for each processor. Values - * are in kHz for the time being. - */ -#define CPUFREQ_HIGH 0 -#define CPUFREQ_LOW 1 - -static struct cpufreq_frequency_table pmac_cpu_freqs[] = { - {CPUFREQ_HIGH, 0}, - {CPUFREQ_LOW, 0}, - {0, CPUFREQ_TABLE_END}, -}; - -static struct freq_attr* pmac_cpu_freqs_attr[] = { - &cpufreq_freq_attr_scaling_available_freqs, - NULL, -}; - -static inline void local_delay(unsigned long ms) -{ - if (no_schedule) - mdelay(ms); - else - msleep(ms); -} - -static inline void wakeup_decrementer(void) -{ - set_dec(tb_ticks_per_jiffy); - /* No currently-supported powerbook has a 601, - * so use get_tbl, not native - */ - last_jiffy_stamp(0) = tb_last_stamp = get_tbl(); -} - -#ifdef DEBUG_FREQ -static inline void debug_calc_bogomips(void) -{ - /* This will cause a recalc of bogomips and display the - * result. We backup/restore the value to avoid affecting the - * core cpufreq framework's own calculation. - */ - extern void calibrate_delay(void); - - unsigned long save_lpj = loops_per_jiffy; - calibrate_delay(); - loops_per_jiffy = save_lpj; -} -#endif /* DEBUG_FREQ */ - -/* Switch CPU speed under 750FX CPU control - */ -static int __pmac cpu_750fx_cpu_speed(int low_speed) -{ - u32 hid2; - - if (low_speed == 0) { - /* ramping up, set voltage first */ - pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, voltage_gpio, 0x05); - /* Make sure we sleep for at least 1ms */ - local_delay(10); - - /* tweak L2 for high voltage */ - if (has_cpu_l2lve) { - hid2 = mfspr(SPRN_HID2); - hid2 &= ~0x2000; - mtspr(SPRN_HID2, hid2); - } - } -#ifdef CONFIG_6xx - low_choose_750fx_pll(low_speed); -#endif - if (low_speed == 1) { - /* tweak L2 for low voltage */ - if (has_cpu_l2lve) { - hid2 = mfspr(SPRN_HID2); - hid2 |= 0x2000; - mtspr(SPRN_HID2, hid2); - } - - /* ramping down, set voltage last */ - pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, voltage_gpio, 0x04); - local_delay(10); - } - - return 0; -} - -static unsigned int __pmac cpu_750fx_get_cpu_speed(void) -{ - if (mfspr(SPRN_HID1) & HID1_PS) - return low_freq; - else - return hi_freq; -} - -/* Switch CPU speed using DFS */ -static int __pmac dfs_set_cpu_speed(int low_speed) -{ - if (low_speed == 0) { - /* ramping up, set voltage first */ - pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, voltage_gpio, 0x05); - /* Make sure we sleep for at least 1ms */ - local_delay(1); - } - - /* set frequency */ -#ifdef CONFIG_6xx - low_choose_7447a_dfs(low_speed); -#endif - udelay(100); - - if (low_speed == 1) { - /* ramping down, set voltage last */ - pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, voltage_gpio, 0x04); - local_delay(1); - } - - return 0; -} - -static unsigned int __pmac dfs_get_cpu_speed(void) -{ - if (mfspr(SPRN_HID1) & HID1_DFS) - return low_freq; - else - return hi_freq; -} - - -/* Switch CPU speed using slewing GPIOs - */ -static int __pmac gpios_set_cpu_speed(int low_speed) -{ - int gpio, timeout = 0; - - /* If ramping up, set voltage first */ - if (low_speed == 0) { - pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, voltage_gpio, 0x05); - /* Delay is way too big but it's ok, we schedule */ - local_delay(10); - } - - /* Set frequency */ - gpio = pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, frequency_gpio, 0); - if (low_speed == ((gpio & 0x01) == 0)) - goto skip; - - pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, frequency_gpio, - low_speed ? 0x04 : 0x05); - udelay(200); - do { - if (++timeout > 100) - break; - local_delay(1); - gpio = pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, slew_done_gpio, 0); - } while((gpio & 0x02) == 0); - skip: - /* If ramping down, set voltage last */ - if (low_speed == 1) { - pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, voltage_gpio, 0x04); - /* Delay is way too big but it's ok, we schedule */ - local_delay(10); - } - -#ifdef DEBUG_FREQ - debug_calc_bogomips(); -#endif - - return 0; -} - -/* Switch CPU speed under PMU control - */ -static int __pmac pmu_set_cpu_speed(int low_speed) -{ - struct adb_request req; - unsigned long save_l2cr; - unsigned long save_l3cr; - unsigned int pic_prio; - unsigned long flags; - - preempt_disable(); - -#ifdef DEBUG_FREQ - printk(KERN_DEBUG "HID1, before: %x\n", mfspr(SPRN_HID1)); -#endif - pmu_suspend(); - - /* Disable all interrupt sources on openpic */ - pic_prio = openpic_get_priority(); - openpic_set_priority(0xf); - - /* Make sure the decrementer won't interrupt us */ - asm volatile("mtdec %0" : : "r" (0x7fffffff)); - /* Make sure any pending DEC interrupt occuring while we did - * the above didn't re-enable the DEC */ - mb(); - asm volatile("mtdec %0" : : "r" (0x7fffffff)); - - /* We can now disable MSR_EE */ - local_irq_save(flags); - - /* Giveup the FPU & vec */ - enable_kernel_fp(); - -#ifdef CONFIG_ALTIVEC - if (cpu_has_feature(CPU_FTR_ALTIVEC)) - enable_kernel_altivec(); -#endif /* CONFIG_ALTIVEC */ - - /* Save & disable L2 and L3 caches */ - save_l3cr = _get_L3CR(); /* (returns -1 if not available) */ - save_l2cr = _get_L2CR(); /* (returns -1 if not available) */ - - /* Send the new speed command. My assumption is that this command - * will cause PLL_CFG[0..3] to be changed next time CPU goes to sleep - */ - pmu_request(&req, NULL, 6, PMU_CPU_SPEED, 'W', 'O', 'O', 'F', low_speed); - while (!req.complete) - pmu_poll(); - - /* Prepare the northbridge for the speed transition */ - pmac_call_feature(PMAC_FTR_SLEEP_STATE,NULL,1,1); - - /* Call low level code to backup CPU state and recover from - * hardware reset - */ - low_sleep_handler(); - - /* Restore the northbridge */ - pmac_call_feature(PMAC_FTR_SLEEP_STATE,NULL,1,0); - - /* Restore L2 cache */ - if (save_l2cr != 0xffffffff && (save_l2cr & L2CR_L2E) != 0) - _set_L2CR(save_l2cr); - /* Restore L3 cache */ - if (save_l3cr != 0xffffffff && (save_l3cr & L3CR_L3E) != 0) - _set_L3CR(save_l3cr); - - /* Restore userland MMU context */ - set_context(current->active_mm->context, current->active_mm->pgd); - -#ifdef DEBUG_FREQ - printk(KERN_DEBUG "HID1, after: %x\n", mfspr(SPRN_HID1)); -#endif - - /* Restore low level PMU operations */ - pmu_unlock(); - - /* Restore decrementer */ - wakeup_decrementer(); - - /* Restore interrupts */ - openpic_set_priority(pic_prio); - - /* Let interrupts flow again ... */ - local_irq_restore(flags); - -#ifdef DEBUG_FREQ - debug_calc_bogomips(); -#endif - - pmu_resume(); - - preempt_enable(); - - return 0; -} - -static int __pmac do_set_cpu_speed(int speed_mode, int notify) -{ - struct cpufreq_freqs freqs; - unsigned long l3cr; - static unsigned long prev_l3cr; - - freqs.old = cur_freq; - freqs.new = (speed_mode == CPUFREQ_HIGH) ? hi_freq : low_freq; - freqs.cpu = smp_processor_id(); - - if (freqs.old == freqs.new) - return 0; - - if (notify) - cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE); - if (speed_mode == CPUFREQ_LOW && - cpu_has_feature(CPU_FTR_L3CR)) { - l3cr = _get_L3CR(); - if (l3cr & L3CR_L3E) { - prev_l3cr = l3cr; - _set_L3CR(0); - } - } - set_speed_proc(speed_mode == CPUFREQ_LOW); - if (speed_mode == CPUFREQ_HIGH && - cpu_has_feature(CPU_FTR_L3CR)) { - l3cr = _get_L3CR(); - if ((prev_l3cr & L3CR_L3E) && l3cr != prev_l3cr) - _set_L3CR(prev_l3cr); - } - if (notify) - cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); - cur_freq = (speed_mode == CPUFREQ_HIGH) ? hi_freq : low_freq; - - return 0; -} - -static unsigned int __pmac pmac_cpufreq_get_speed(unsigned int cpu) -{ - return cur_freq; -} - -static int __pmac pmac_cpufreq_verify(struct cpufreq_policy *policy) -{ - return cpufreq_frequency_table_verify(policy, pmac_cpu_freqs); -} - -static int __pmac pmac_cpufreq_target( struct cpufreq_policy *policy, - unsigned int target_freq, - unsigned int relation) -{ - unsigned int newstate = 0; - - if (cpufreq_frequency_table_target(policy, pmac_cpu_freqs, - target_freq, relation, &newstate)) - return -EINVAL; - - return do_set_cpu_speed(newstate, 1); -} - -unsigned int __pmac pmac_get_one_cpufreq(int i) -{ - /* Supports only one CPU for now */ - return (i == 0) ? cur_freq : 0; -} - -static int __pmac pmac_cpufreq_cpu_init(struct cpufreq_policy *policy) -{ - if (policy->cpu != 0) - return -ENODEV; - - policy->governor = CPUFREQ_DEFAULT_GOVERNOR; - policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL; - policy->cur = cur_freq; - - cpufreq_frequency_table_get_attr(pmac_cpu_freqs, policy->cpu); - return cpufreq_frequency_table_cpuinfo(policy, pmac_cpu_freqs); -} - -static u32 __pmac read_gpio(struct device_node *np) -{ - u32 *reg = (u32 *)get_property(np, "reg", NULL); - u32 offset; - - if (reg == NULL) - return 0; - /* That works for all keylargos but shall be fixed properly - * some day... The problem is that it seems we can't rely - * on the "reg" property of the GPIO nodes, they are either - * relative to the base of KeyLargo or to the base of the - * GPIO space, and the device-tree doesn't help. - */ - offset = *reg; - if (offset < KEYLARGO_GPIO_LEVELS0) - offset += KEYLARGO_GPIO_LEVELS0; - return offset; -} - -static int __pmac pmac_cpufreq_suspend(struct cpufreq_policy *policy, pm_message_t pmsg) -{ - /* Ok, this could be made a bit smarter, but let's be robust for now. We - * always force a speed change to high speed before sleep, to make sure - * we have appropriate voltage and/or bus speed for the wakeup process, - * and to make sure our loops_per_jiffies are "good enough", that is will - * not cause too short delays if we sleep in low speed and wake in high - * speed.. - */ - no_schedule = 1; - sleep_freq = cur_freq; - if (cur_freq == low_freq && !is_pmu_based) - do_set_cpu_speed(CPUFREQ_HIGH, 0); - return 0; -} - -static int __pmac pmac_cpufreq_resume(struct cpufreq_policy *policy) -{ - /* If we resume, first check if we have a get() function */ - if (get_speed_proc) - cur_freq = get_speed_proc(); - else - cur_freq = 0; - - /* We don't, hrm... we don't really know our speed here, best - * is that we force a switch to whatever it was, which is - * probably high speed due to our suspend() routine - */ - do_set_cpu_speed(sleep_freq == low_freq ? - CPUFREQ_LOW : CPUFREQ_HIGH, 0); - - no_schedule = 0; - return 0; -} - -static struct cpufreq_driver pmac_cpufreq_driver = { - .verify = pmac_cpufreq_verify, - .target = pmac_cpufreq_target, - .get = pmac_cpufreq_get_speed, - .init = pmac_cpufreq_cpu_init, - .suspend = pmac_cpufreq_suspend, - .resume = pmac_cpufreq_resume, - .flags = CPUFREQ_PM_NO_WARN, - .attr = pmac_cpu_freqs_attr, - .name = "powermac", - .owner = THIS_MODULE, -}; - - -static int __pmac pmac_cpufreq_init_MacRISC3(struct device_node *cpunode) -{ - struct device_node *volt_gpio_np = of_find_node_by_name(NULL, - "voltage-gpio"); - struct device_node *freq_gpio_np = of_find_node_by_name(NULL, - "frequency-gpio"); - struct device_node *slew_done_gpio_np = of_find_node_by_name(NULL, - "slewing-done"); - u32 *value; - - /* - * Check to see if it's GPIO driven or PMU only - * - * The way we extract the GPIO address is slightly hackish, but it - * works well enough for now. We need to abstract the whole GPIO - * stuff sooner or later anyway - */ - - if (volt_gpio_np) - voltage_gpio = read_gpio(volt_gpio_np); - if (freq_gpio_np) - frequency_gpio = read_gpio(freq_gpio_np); - if (slew_done_gpio_np) - slew_done_gpio = read_gpio(slew_done_gpio_np); - - /* If we use the frequency GPIOs, calculate the min/max speeds based - * on the bus frequencies - */ - if (frequency_gpio && slew_done_gpio) { - int lenp, rc; - u32 *freqs, *ratio; - - freqs = (u32 *)get_property(cpunode, "bus-frequencies", &lenp); - lenp /= sizeof(u32); - if (freqs == NULL || lenp != 2) { - printk(KERN_ERR "cpufreq: bus-frequencies incorrect or missing\n"); - return 1; - } - ratio = (u32 *)get_property(cpunode, "processor-to-bus-ratio*2", NULL); - if (ratio == NULL) { - printk(KERN_ERR "cpufreq: processor-to-bus-ratio*2 missing\n"); - return 1; - } - - /* Get the min/max bus frequencies */ - low_freq = min(freqs[0], freqs[1]); - hi_freq = max(freqs[0], freqs[1]); - - /* Grrrr.. It _seems_ that the device-tree is lying on the low bus - * frequency, it claims it to be around 84Mhz on some models while - * it appears to be approx. 101Mhz on all. Let's hack around here... - * fortunately, we don't need to be too precise - */ - if (low_freq < 98000000) - low_freq = 101000000; - - /* Convert those to CPU core clocks */ - low_freq = (low_freq * (*ratio)) / 2000; - hi_freq = (hi_freq * (*ratio)) / 2000; - - /* Now we get the frequencies, we read the GPIO to see what is out current - * speed - */ - rc = pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, frequency_gpio, 0); - cur_freq = (rc & 0x01) ? hi_freq : low_freq; - - set_speed_proc = gpios_set_cpu_speed; - return 1; - } - - /* If we use the PMU, look for the min & max frequencies in the - * device-tree - */ - value = (u32 *)get_property(cpunode, "min-clock-frequency", NULL); - if (!value) - return 1; - low_freq = (*value) / 1000; - /* The PowerBook G4 12" (PowerBook6,1) has an error in the device-tree - * here */ - if (low_freq < 100000) - low_freq *= 10; - - value = (u32 *)get_property(cpunode, "max-clock-frequency", NULL); - if (!value) - return 1; - hi_freq = (*value) / 1000; - set_speed_proc = pmu_set_cpu_speed; - is_pmu_based = 1; - - return 0; -} - -static int __pmac pmac_cpufreq_init_7447A(struct device_node *cpunode) -{ - struct device_node *volt_gpio_np; - - if (get_property(cpunode, "dynamic-power-step", NULL) == NULL) - return 1; - - volt_gpio_np = of_find_node_by_name(NULL, "cpu-vcore-select"); - if (volt_gpio_np) - voltage_gpio = read_gpio(volt_gpio_np); - if (!voltage_gpio){ - printk(KERN_ERR "cpufreq: missing cpu-vcore-select gpio\n"); - return 1; - } - - /* OF only reports the high frequency */ - hi_freq = cur_freq; - low_freq = cur_freq/2; - - /* Read actual frequency from CPU */ - cur_freq = dfs_get_cpu_speed(); - set_speed_proc = dfs_set_cpu_speed; - get_speed_proc = dfs_get_cpu_speed; - - return 0; -} - -static int __pmac pmac_cpufreq_init_750FX(struct device_node *cpunode) -{ - struct device_node *volt_gpio_np; - u32 pvr, *value; - - if (get_property(cpunode, "dynamic-power-step", NULL) == NULL) - return 1; - - hi_freq = cur_freq; - value = (u32 *)get_property(cpunode, "reduced-clock-frequency", NULL); - if (!value) - return 1; - low_freq = (*value) / 1000; - - volt_gpio_np = of_find_node_by_name(NULL, "cpu-vcore-select"); - if (volt_gpio_np) - voltage_gpio = read_gpio(volt_gpio_np); - - pvr = mfspr(SPRN_PVR); - has_cpu_l2lve = !((pvr & 0xf00) == 0x100); - - set_speed_proc = cpu_750fx_cpu_speed; - get_speed_proc = cpu_750fx_get_cpu_speed; - cur_freq = cpu_750fx_get_cpu_speed(); - - return 0; -} - -/* Currently, we support the following machines: - * - * - Titanium PowerBook 1Ghz (PMU based, 667Mhz & 1Ghz) - * - Titanium PowerBook 800 (PMU based, 667Mhz & 800Mhz) - * - Titanium PowerBook 400 (PMU based, 300Mhz & 400Mhz) - * - Titanium PowerBook 500 (PMU based, 300Mhz & 500Mhz) - * - iBook2 500/600 (PMU based, 400Mhz & 500/600Mhz) - * - iBook2 700 (CPU based, 400Mhz & 700Mhz, support low voltage) - * - Recent MacRISC3 laptops - * - All new machines with 7447A CPUs - */ -static int __init pmac_cpufreq_setup(void) -{ - struct device_node *cpunode; - u32 *value; - - if (strstr(cmd_line, "nocpufreq")) - return 0; - - /* Assume only one CPU */ - cpunode = find_type_devices("cpu"); - if (!cpunode) - goto out; - - /* Get current cpu clock freq */ - value = (u32 *)get_property(cpunode, "clock-frequency", NULL); - if (!value) - goto out; - cur_freq = (*value) / 1000; - - /* Check for 7447A based MacRISC3 */ - if (machine_is_compatible("MacRISC3") && - get_property(cpunode, "dynamic-power-step", NULL) && - PVR_VER(mfspr(SPRN_PVR)) == 0x8003) { - pmac_cpufreq_init_7447A(cpunode); - /* Check for other MacRISC3 machines */ - } else if (machine_is_compatible("PowerBook3,4") || - machine_is_compatible("PowerBook3,5") || - machine_is_compatible("MacRISC3")) { - pmac_cpufreq_init_MacRISC3(cpunode); - /* Else check for iBook2 500/600 */ - } else if (machine_is_compatible("PowerBook4,1")) { - hi_freq = cur_freq; - low_freq = 400000; - set_speed_proc = pmu_set_cpu_speed; - is_pmu_based = 1; - } - /* Else check for TiPb 400 & 500 */ - else if (machine_is_compatible("PowerBook3,2")) { - /* We only know about the 400 MHz and the 500Mhz model - * they both have 300 MHz as low frequency - */ - if (cur_freq < 350000 || cur_freq > 550000) - goto out; - hi_freq = cur_freq; - low_freq = 300000; - set_speed_proc = pmu_set_cpu_speed; - is_pmu_based = 1; - } - /* Else check for 750FX */ - else if (PVR_VER(mfspr(SPRN_PVR)) == 0x7000) - pmac_cpufreq_init_750FX(cpunode); -out: - if (set_speed_proc == NULL) - return -ENODEV; - - pmac_cpu_freqs[CPUFREQ_LOW].frequency = low_freq; - pmac_cpu_freqs[CPUFREQ_HIGH].frequency = hi_freq; - - printk(KERN_INFO "Registering PowerMac CPU frequency driver\n"); - printk(KERN_INFO "Low: %d Mhz, High: %d Mhz, Boot: %d Mhz\n", - low_freq/1000, hi_freq/1000, cur_freq/1000); - - return cpufreq_register_driver(&pmac_cpufreq_driver); -} - -module_init(pmac_cpufreq_setup); - diff --git a/arch/ppc/platforms/pmac_feature.c b/arch/ppc/platforms/pmac_feature.c deleted file mode 100644 index 867336ad5d3..00000000000 --- a/arch/ppc/platforms/pmac_feature.c +++ /dev/null @@ -1,3001 +0,0 @@ -/* - * arch/ppc/platforms/pmac_feature.c - * - * Copyright (C) 1996-2001 Paul Mackerras (paulus@cs.anu.edu.au) - * Ben. Herrenschmidt (benh@kernel.crashing.org) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * TODO: - * - * - Replace mdelay with some schedule loop if possible - * - Shorten some obfuscated delays on some routines (like modem - * power) - * - Refcount some clocks (see darwin) - * - Split split split... - * - */ -#include <linux/config.h> -#include <linux/types.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/spinlock.h> -#include <linux/adb.h> -#include <linux/pmu.h> -#include <linux/ioport.h> -#include <linux/pci.h> -#include <asm/sections.h> -#include <asm/errno.h> -#include <asm/ohare.h> -#include <asm/heathrow.h> -#include <asm/keylargo.h> -#include <asm/uninorth.h> -#include <asm/io.h> -#include <asm/prom.h> -#include <asm/machdep.h> -#include <asm/pmac_feature.h> -#include <asm/dbdma.h> -#include <asm/pci-bridge.h> -#include <asm/pmac_low_i2c.h> - -#undef DEBUG_FEATURE - -#ifdef DEBUG_FEATURE -#define DBG(fmt,...) printk(KERN_DEBUG fmt) -#else -#define DBG(fmt,...) -#endif - -#ifdef CONFIG_6xx -extern int powersave_lowspeed; -#endif - -extern int powersave_nap; -extern struct device_node *k2_skiplist[2]; - - -/* - * We use a single global lock to protect accesses. Each driver has - * to take care of its own locking - */ -static DEFINE_SPINLOCK(feature_lock __pmacdata); - -#define LOCK(flags) spin_lock_irqsave(&feature_lock, flags); -#define UNLOCK(flags) spin_unlock_irqrestore(&feature_lock, flags); - - -/* - * Instance of some macio stuffs - */ -struct macio_chip macio_chips[MAX_MACIO_CHIPS] __pmacdata; - -struct macio_chip* __pmac macio_find(struct device_node* child, int type) -{ - while(child) { - int i; - - for (i=0; i < MAX_MACIO_CHIPS && macio_chips[i].of_node; i++) - if (child == macio_chips[i].of_node && - (!type || macio_chips[i].type == type)) - return &macio_chips[i]; - child = child->parent; - } - return NULL; -} -EXPORT_SYMBOL_GPL(macio_find); - -static const char* macio_names[] __pmacdata = -{ - "Unknown", - "Grand Central", - "OHare", - "OHareII", - "Heathrow", - "Gatwick", - "Paddington", - "Keylargo", - "Pangea", - "Intrepid", - "K2" -}; - - - -/* - * Uninorth reg. access. Note that Uni-N regs are big endian - */ - -#define UN_REG(r) (uninorth_base + ((r) >> 2)) -#define UN_IN(r) (in_be32(UN_REG(r))) -#define UN_OUT(r,v) (out_be32(UN_REG(r), (v))) -#define UN_BIS(r,v) (UN_OUT((r), UN_IN(r) | (v))) -#define UN_BIC(r,v) (UN_OUT((r), UN_IN(r) & ~(v))) - -static struct device_node* uninorth_node __pmacdata; -static u32 __iomem * uninorth_base __pmacdata; -static u32 uninorth_rev __pmacdata; -static int uninorth_u3 __pmacdata; -static void __iomem *u3_ht; - -/* - * For each motherboard family, we have a table of functions pointers - * that handle the various features. - */ - -typedef long (*feature_call)(struct device_node* node, long param, long value); - -struct feature_table_entry { - unsigned int selector; - feature_call function; -}; - -struct pmac_mb_def -{ - const char* model_string; - const char* model_name; - int model_id; - struct feature_table_entry* features; - unsigned long board_flags; -}; -static struct pmac_mb_def pmac_mb __pmacdata; - -/* - * Here are the chip specific feature functions - */ - -static inline int __pmac -simple_feature_tweak(struct device_node* node, int type, int reg, u32 mask, int value) -{ - struct macio_chip* macio; - unsigned long flags; - - macio = macio_find(node, type); - if (!macio) - return -ENODEV; - LOCK(flags); - if (value) - MACIO_BIS(reg, mask); - else - MACIO_BIC(reg, mask); - (void)MACIO_IN32(reg); - UNLOCK(flags); - - return 0; -} - -#ifndef CONFIG_POWER4 - -static long __pmac -ohare_htw_scc_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio; - unsigned long chan_mask; - unsigned long fcr; - unsigned long flags; - int htw, trans; - unsigned long rmask; - - macio = macio_find(node, 0); - if (!macio) - return -ENODEV; - if (!strcmp(node->name, "ch-a")) - chan_mask = MACIO_FLAG_SCCA_ON; - else if (!strcmp(node->name, "ch-b")) - chan_mask = MACIO_FLAG_SCCB_ON; - else - return -ENODEV; - - htw = (macio->type == macio_heathrow || macio->type == macio_paddington - || macio->type == macio_gatwick); - /* On these machines, the HRW_SCC_TRANS_EN_N bit mustn't be touched */ - trans = (pmac_mb.model_id != PMAC_TYPE_YOSEMITE && - pmac_mb.model_id != PMAC_TYPE_YIKES); - if (value) { -#ifdef CONFIG_ADB_PMU - if ((param & 0xfff) == PMAC_SCC_IRDA) - pmu_enable_irled(1); -#endif /* CONFIG_ADB_PMU */ - LOCK(flags); - fcr = MACIO_IN32(OHARE_FCR); - /* Check if scc cell need enabling */ - if (!(fcr & OH_SCC_ENABLE)) { - fcr |= OH_SCC_ENABLE; - if (htw) { - /* Side effect: this will also power up the - * modem, but it's too messy to figure out on which - * ports this controls the tranceiver and on which - * it controls the modem - */ - if (trans) - fcr &= ~HRW_SCC_TRANS_EN_N; - MACIO_OUT32(OHARE_FCR, fcr); - fcr |= (rmask = HRW_RESET_SCC); - MACIO_OUT32(OHARE_FCR, fcr); - } else { - fcr |= (rmask = OH_SCC_RESET); - MACIO_OUT32(OHARE_FCR, fcr); - } - UNLOCK(flags); - (void)MACIO_IN32(OHARE_FCR); - mdelay(15); - LOCK(flags); - fcr &= ~rmask; - MACIO_OUT32(OHARE_FCR, fcr); - } - if (chan_mask & MACIO_FLAG_SCCA_ON) - fcr |= OH_SCCA_IO; - if (chan_mask & MACIO_FLAG_SCCB_ON) - fcr |= OH_SCCB_IO; - MACIO_OUT32(OHARE_FCR, fcr); - macio->flags |= chan_mask; - UNLOCK(flags); - if (param & PMAC_SCC_FLAG_XMON) - macio->flags |= MACIO_FLAG_SCC_LOCKED; - } else { - if (macio->flags & MACIO_FLAG_SCC_LOCKED) - return -EPERM; - LOCK(flags); - fcr = MACIO_IN32(OHARE_FCR); - if (chan_mask & MACIO_FLAG_SCCA_ON) - fcr &= ~OH_SCCA_IO; - if (chan_mask & MACIO_FLAG_SCCB_ON) - fcr &= ~OH_SCCB_IO; - MACIO_OUT32(OHARE_FCR, fcr); - if ((fcr & (OH_SCCA_IO | OH_SCCB_IO)) == 0) { - fcr &= ~OH_SCC_ENABLE; - if (htw && trans) - fcr |= HRW_SCC_TRANS_EN_N; - MACIO_OUT32(OHARE_FCR, fcr); - } - macio->flags &= ~(chan_mask); - UNLOCK(flags); - mdelay(10); -#ifdef CONFIG_ADB_PMU - if ((param & 0xfff) == PMAC_SCC_IRDA) - pmu_enable_irled(0); -#endif /* CONFIG_ADB_PMU */ - } - return 0; -} - -static long __pmac -ohare_floppy_enable(struct device_node* node, long param, long value) -{ - return simple_feature_tweak(node, macio_ohare, - OHARE_FCR, OH_FLOPPY_ENABLE, value); -} - -static long __pmac -ohare_mesh_enable(struct device_node* node, long param, long value) -{ - return simple_feature_tweak(node, macio_ohare, - OHARE_FCR, OH_MESH_ENABLE, value); -} - -static long __pmac -ohare_ide_enable(struct device_node* node, long param, long value) -{ - switch(param) { - case 0: - /* For some reason, setting the bit in set_initial_features() - * doesn't stick. I'm still investigating... --BenH. - */ - if (value) - simple_feature_tweak(node, macio_ohare, - OHARE_FCR, OH_IOBUS_ENABLE, 1); - return simple_feature_tweak(node, macio_ohare, - OHARE_FCR, OH_IDE0_ENABLE, value); - case 1: - return simple_feature_tweak(node, macio_ohare, - OHARE_FCR, OH_BAY_IDE_ENABLE, value); - default: - return -ENODEV; - } -} - -static long __pmac -ohare_ide_reset(struct device_node* node, long param, long value) -{ - switch(param) { - case 0: - return simple_feature_tweak(node, macio_ohare, - OHARE_FCR, OH_IDE0_RESET_N, !value); - case 1: - return simple_feature_tweak(node, macio_ohare, - OHARE_FCR, OH_IDE1_RESET_N, !value); - default: - return -ENODEV; - } -} - -static long __pmac -ohare_sleep_state(struct device_node* node, long param, long value) -{ - struct macio_chip* macio = &macio_chips[0]; - - if ((pmac_mb.board_flags & PMAC_MB_CAN_SLEEP) == 0) - return -EPERM; - if (value == 1) { - MACIO_BIC(OHARE_FCR, OH_IOBUS_ENABLE); - } else if (value == 0) { - MACIO_BIS(OHARE_FCR, OH_IOBUS_ENABLE); - } - - return 0; -} - -static long __pmac -heathrow_modem_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio; - u8 gpio; - unsigned long flags; - - macio = macio_find(node, macio_unknown); - if (!macio) - return -ENODEV; - gpio = MACIO_IN8(HRW_GPIO_MODEM_RESET) & ~1; - if (!value) { - LOCK(flags); - MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio); - UNLOCK(flags); - (void)MACIO_IN8(HRW_GPIO_MODEM_RESET); - mdelay(250); - } - if (pmac_mb.model_id != PMAC_TYPE_YOSEMITE && - pmac_mb.model_id != PMAC_TYPE_YIKES) { - LOCK(flags); - if (value) - MACIO_BIC(HEATHROW_FCR, HRW_SCC_TRANS_EN_N); - else - MACIO_BIS(HEATHROW_FCR, HRW_SCC_TRANS_EN_N); - UNLOCK(flags); - (void)MACIO_IN32(HEATHROW_FCR); - mdelay(250); - } - if (value) { - LOCK(flags); - MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio | 1); - (void)MACIO_IN8(HRW_GPIO_MODEM_RESET); - UNLOCK(flags); mdelay(250); LOCK(flags); - MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio); - (void)MACIO_IN8(HRW_GPIO_MODEM_RESET); - UNLOCK(flags); mdelay(250); LOCK(flags); - MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio | 1); - (void)MACIO_IN8(HRW_GPIO_MODEM_RESET); - UNLOCK(flags); mdelay(250); - } - return 0; -} - -static long __pmac -heathrow_floppy_enable(struct device_node* node, long param, long value) -{ - return simple_feature_tweak(node, macio_unknown, - HEATHROW_FCR, - HRW_SWIM_ENABLE|HRW_BAY_FLOPPY_ENABLE, - value); -} - -static long __pmac -heathrow_mesh_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio; - unsigned long flags; - - macio = macio_find(node, macio_unknown); - if (!macio) - return -ENODEV; - LOCK(flags); - /* Set clear mesh cell enable */ - if (value) - MACIO_BIS(HEATHROW_FCR, HRW_MESH_ENABLE); - else - MACIO_BIC(HEATHROW_FCR, HRW_MESH_ENABLE); - (void)MACIO_IN32(HEATHROW_FCR); - udelay(10); - /* Set/Clear termination power */ - if (value) - MACIO_BIC(HEATHROW_MBCR, 0x04000000); - else - MACIO_BIS(HEATHROW_MBCR, 0x04000000); - (void)MACIO_IN32(HEATHROW_MBCR); - udelay(10); - UNLOCK(flags); - - return 0; -} - -static long __pmac -heathrow_ide_enable(struct device_node* node, long param, long value) -{ - switch(param) { - case 0: - return simple_feature_tweak(node, macio_unknown, - HEATHROW_FCR, HRW_IDE0_ENABLE, value); - case 1: - return simple_feature_tweak(node, macio_unknown, - HEATHROW_FCR, HRW_BAY_IDE_ENABLE, value); - default: - return -ENODEV; - } -} - -static long __pmac -heathrow_ide_reset(struct device_node* node, long param, long value) -{ - switch(param) { - case 0: - return simple_feature_tweak(node, macio_unknown, - HEATHROW_FCR, HRW_IDE0_RESET_N, !value); - case 1: - return simple_feature_tweak(node, macio_unknown, - HEATHROW_FCR, HRW_IDE1_RESET_N, !value); - default: - return -ENODEV; - } -} - -static long __pmac -heathrow_bmac_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio; - unsigned long flags; - - macio = macio_find(node, 0); - if (!macio) - return -ENODEV; - if (value) { - LOCK(flags); - MACIO_BIS(HEATHROW_FCR, HRW_BMAC_IO_ENABLE); - MACIO_BIS(HEATHROW_FCR, HRW_BMAC_RESET); - UNLOCK(flags); - (void)MACIO_IN32(HEATHROW_FCR); - mdelay(10); - LOCK(flags); - MACIO_BIC(HEATHROW_FCR, HRW_BMAC_RESET); - UNLOCK(flags); - (void)MACIO_IN32(HEATHROW_FCR); - mdelay(10); - } else { - LOCK(flags); - MACIO_BIC(HEATHROW_FCR, HRW_BMAC_IO_ENABLE); - UNLOCK(flags); - } - return 0; -} - -static long __pmac -heathrow_sound_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio; - unsigned long flags; - - /* B&W G3 and Yikes don't support that properly (the - * sound appear to never come back after beeing shut down). - */ - if (pmac_mb.model_id == PMAC_TYPE_YOSEMITE || - pmac_mb.model_id == PMAC_TYPE_YIKES) - return 0; - - macio = macio_find(node, 0); - if (!macio) - return -ENODEV; - if (value) { - LOCK(flags); - MACIO_BIS(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE); - MACIO_BIC(HEATHROW_FCR, HRW_SOUND_POWER_N); - UNLOCK(flags); - (void)MACIO_IN32(HEATHROW_FCR); - } else { - LOCK(flags); - MACIO_BIS(HEATHROW_FCR, HRW_SOUND_POWER_N); - MACIO_BIC(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE); - UNLOCK(flags); - } - return 0; -} - -static u32 save_fcr[6] __pmacdata; -static u32 save_mbcr __pmacdata; -static u32 save_gpio_levels[2] __pmacdata; -static u8 save_gpio_extint[KEYLARGO_GPIO_EXTINT_CNT] __pmacdata; -static u8 save_gpio_normal[KEYLARGO_GPIO_CNT] __pmacdata; -static u32 save_unin_clock_ctl __pmacdata; -static struct dbdma_regs save_dbdma[13] __pmacdata; -static struct dbdma_regs save_alt_dbdma[13] __pmacdata; - -static void __pmac -dbdma_save(struct macio_chip* macio, struct dbdma_regs* save) -{ - int i; - - /* Save state & config of DBDMA channels */ - for (i=0; i<13; i++) { - volatile struct dbdma_regs __iomem * chan = (void __iomem *) - (macio->base + ((0x8000+i*0x100)>>2)); - save[i].cmdptr_hi = in_le32(&chan->cmdptr_hi); - save[i].cmdptr = in_le32(&chan->cmdptr); - save[i].intr_sel = in_le32(&chan->intr_sel); - save[i].br_sel = in_le32(&chan->br_sel); - save[i].wait_sel = in_le32(&chan->wait_sel); - } -} - -static void __pmac -dbdma_restore(struct macio_chip* macio, struct dbdma_regs* save) -{ - int i; - - /* Save state & config of DBDMA channels */ - for (i=0; i<13; i++) { - volatile struct dbdma_regs __iomem * chan = (void __iomem *) - (macio->base + ((0x8000+i*0x100)>>2)); - out_le32(&chan->control, (ACTIVE|DEAD|WAKE|FLUSH|PAUSE|RUN)<<16); - while (in_le32(&chan->status) & ACTIVE) - mb(); - out_le32(&chan->cmdptr_hi, save[i].cmdptr_hi); - out_le32(&chan->cmdptr, save[i].cmdptr); - out_le32(&chan->intr_sel, save[i].intr_sel); - out_le32(&chan->br_sel, save[i].br_sel); - out_le32(&chan->wait_sel, save[i].wait_sel); - } -} - -static void __pmac -heathrow_sleep(struct macio_chip* macio, int secondary) -{ - if (secondary) { - dbdma_save(macio, save_alt_dbdma); - save_fcr[2] = MACIO_IN32(0x38); - save_fcr[3] = MACIO_IN32(0x3c); - } else { - dbdma_save(macio, save_dbdma); - save_fcr[0] = MACIO_IN32(0x38); - save_fcr[1] = MACIO_IN32(0x3c); - save_mbcr = MACIO_IN32(0x34); - /* Make sure sound is shut down */ - MACIO_BIS(HEATHROW_FCR, HRW_SOUND_POWER_N); - MACIO_BIC(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE); - /* This seems to be necessary as well or the fan - * keeps coming up and battery drains fast */ - MACIO_BIC(HEATHROW_FCR, HRW_IOBUS_ENABLE); - MACIO_BIC(HEATHROW_FCR, HRW_IDE0_RESET_N); - /* Make sure eth is down even if module or sleep - * won't work properly */ - MACIO_BIC(HEATHROW_FCR, HRW_BMAC_IO_ENABLE | HRW_BMAC_RESET); - } - /* Make sure modem is shut down */ - MACIO_OUT8(HRW_GPIO_MODEM_RESET, - MACIO_IN8(HRW_GPIO_MODEM_RESET) & ~1); - MACIO_BIS(HEATHROW_FCR, HRW_SCC_TRANS_EN_N); - MACIO_BIC(HEATHROW_FCR, OH_SCCA_IO|OH_SCCB_IO|HRW_SCC_ENABLE); - - /* Let things settle */ - (void)MACIO_IN32(HEATHROW_FCR); -} - -static void __pmac -heathrow_wakeup(struct macio_chip* macio, int secondary) -{ - if (secondary) { - MACIO_OUT32(0x38, save_fcr[2]); - (void)MACIO_IN32(0x38); - mdelay(1); - MACIO_OUT32(0x3c, save_fcr[3]); - (void)MACIO_IN32(0x38); - mdelay(10); - dbdma_restore(macio, save_alt_dbdma); - } else { - MACIO_OUT32(0x38, save_fcr[0] | HRW_IOBUS_ENABLE); - (void)MACIO_IN32(0x38); - mdelay(1); - MACIO_OUT32(0x3c, save_fcr[1]); - (void)MACIO_IN32(0x38); - mdelay(1); - MACIO_OUT32(0x34, save_mbcr); - (void)MACIO_IN32(0x38); - mdelay(10); - dbdma_restore(macio, save_dbdma); - } -} - -static long __pmac -heathrow_sleep_state(struct device_node* node, long param, long value) -{ - if ((pmac_mb.board_flags & PMAC_MB_CAN_SLEEP) == 0) - return -EPERM; - if (value == 1) { - if (macio_chips[1].type == macio_gatwick) - heathrow_sleep(&macio_chips[0], 1); - heathrow_sleep(&macio_chips[0], 0); - } else if (value == 0) { - heathrow_wakeup(&macio_chips[0], 0); - if (macio_chips[1].type == macio_gatwick) - heathrow_wakeup(&macio_chips[0], 1); - } - return 0; -} - -static long __pmac -core99_scc_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio; - unsigned long flags; - unsigned long chan_mask; - u32 fcr; - - macio = macio_find(node, 0); - if (!macio) - return -ENODEV; - if (!strcmp(node->name, "ch-a")) - chan_mask = MACIO_FLAG_SCCA_ON; - else if (!strcmp(node->name, "ch-b")) - chan_mask = MACIO_FLAG_SCCB_ON; - else - return -ENODEV; - - if (value) { - int need_reset_scc = 0; - int need_reset_irda = 0; - - LOCK(flags); - fcr = MACIO_IN32(KEYLARGO_FCR0); - /* Check if scc cell need enabling */ - if (!(fcr & KL0_SCC_CELL_ENABLE)) { - fcr |= KL0_SCC_CELL_ENABLE; - need_reset_scc = 1; - } - if (chan_mask & MACIO_FLAG_SCCA_ON) { - fcr |= KL0_SCCA_ENABLE; - /* Don't enable line drivers for I2S modem */ - if ((param & 0xfff) == PMAC_SCC_I2S1) - fcr &= ~KL0_SCC_A_INTF_ENABLE; - else - fcr |= KL0_SCC_A_INTF_ENABLE; - } - if (chan_mask & MACIO_FLAG_SCCB_ON) { - fcr |= KL0_SCCB_ENABLE; - /* Perform irda specific inits */ - if ((param & 0xfff) == PMAC_SCC_IRDA) { - fcr &= ~KL0_SCC_B_INTF_ENABLE; - fcr |= KL0_IRDA_ENABLE; - fcr |= KL0_IRDA_CLK32_ENABLE | KL0_IRDA_CLK19_ENABLE; - fcr |= KL0_IRDA_SOURCE1_SEL; - fcr &= ~(KL0_IRDA_FAST_CONNECT|KL0_IRDA_DEFAULT1|KL0_IRDA_DEFAULT0); - fcr &= ~(KL0_IRDA_SOURCE2_SEL|KL0_IRDA_HIGH_BAND); - need_reset_irda = 1; - } else - fcr |= KL0_SCC_B_INTF_ENABLE; - } - MACIO_OUT32(KEYLARGO_FCR0, fcr); - macio->flags |= chan_mask; - if (need_reset_scc) { - MACIO_BIS(KEYLARGO_FCR0, KL0_SCC_RESET); - (void)MACIO_IN32(KEYLARGO_FCR0); - UNLOCK(flags); - mdelay(15); - LOCK(flags); - MACIO_BIC(KEYLARGO_FCR0, KL0_SCC_RESET); - } - if (need_reset_irda) { - MACIO_BIS(KEYLARGO_FCR0, KL0_IRDA_RESET); - (void)MACIO_IN32(KEYLARGO_FCR0); - UNLOCK(flags); - mdelay(15); - LOCK(flags); - MACIO_BIC(KEYLARGO_FCR0, KL0_IRDA_RESET); - } - UNLOCK(flags); - if (param & PMAC_SCC_FLAG_XMON) - macio->flags |= MACIO_FLAG_SCC_LOCKED; - } else { - if (macio->flags & MACIO_FLAG_SCC_LOCKED) - return -EPERM; - LOCK(flags); - fcr = MACIO_IN32(KEYLARGO_FCR0); - if (chan_mask & MACIO_FLAG_SCCA_ON) - fcr &= ~KL0_SCCA_ENABLE; - if (chan_mask & MACIO_FLAG_SCCB_ON) { - fcr &= ~KL0_SCCB_ENABLE; - /* Perform irda specific clears */ - if ((param & 0xfff) == PMAC_SCC_IRDA) { - fcr &= ~KL0_IRDA_ENABLE; - fcr &= ~(KL0_IRDA_CLK32_ENABLE | KL0_IRDA_CLK19_ENABLE); - fcr &= ~(KL0_IRDA_FAST_CONNECT|KL0_IRDA_DEFAULT1|KL0_IRDA_DEFAULT0); - fcr &= ~(KL0_IRDA_SOURCE1_SEL|KL0_IRDA_SOURCE2_SEL|KL0_IRDA_HIGH_BAND); - } - } - MACIO_OUT32(KEYLARGO_FCR0, fcr); - if ((fcr & (KL0_SCCA_ENABLE | KL0_SCCB_ENABLE)) == 0) { - fcr &= ~KL0_SCC_CELL_ENABLE; - MACIO_OUT32(KEYLARGO_FCR0, fcr); - } - macio->flags &= ~(chan_mask); - UNLOCK(flags); - mdelay(10); - } - return 0; -} - -static long __pmac -core99_modem_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio; - u8 gpio; - unsigned long flags; - - /* Hack for internal USB modem */ - if (node == NULL) { - if (macio_chips[0].type != macio_keylargo) - return -ENODEV; - node = macio_chips[0].of_node; - } - macio = macio_find(node, 0); - if (!macio) - return -ENODEV; - gpio = MACIO_IN8(KL_GPIO_MODEM_RESET); - gpio |= KEYLARGO_GPIO_OUTPUT_ENABLE; - gpio &= ~KEYLARGO_GPIO_OUTOUT_DATA; - - if (!value) { - LOCK(flags); - MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio); - UNLOCK(flags); - (void)MACIO_IN8(KL_GPIO_MODEM_RESET); - mdelay(250); - } - LOCK(flags); - if (value) { - MACIO_BIC(KEYLARGO_FCR2, KL2_ALT_DATA_OUT); - UNLOCK(flags); - (void)MACIO_IN32(KEYLARGO_FCR2); - mdelay(250); - } else { - MACIO_BIS(KEYLARGO_FCR2, KL2_ALT_DATA_OUT); - UNLOCK(flags); - } - if (value) { - LOCK(flags); - MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA); - (void)MACIO_IN8(KL_GPIO_MODEM_RESET); - UNLOCK(flags); mdelay(250); LOCK(flags); - MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio); - (void)MACIO_IN8(KL_GPIO_MODEM_RESET); - UNLOCK(flags); mdelay(250); LOCK(flags); - MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA); - (void)MACIO_IN8(KL_GPIO_MODEM_RESET); - UNLOCK(flags); mdelay(250); - } - return 0; -} - -static long __pmac -pangea_modem_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio; - u8 gpio; - unsigned long flags; - - /* Hack for internal USB modem */ - if (node == NULL) { - if (macio_chips[0].type != macio_pangea && - macio_chips[0].type != macio_intrepid) - return -ENODEV; - node = macio_chips[0].of_node; - } - macio = macio_find(node, 0); - if (!macio) - return -ENODEV; - gpio = MACIO_IN8(KL_GPIO_MODEM_RESET); - gpio |= KEYLARGO_GPIO_OUTPUT_ENABLE; - gpio &= ~KEYLARGO_GPIO_OUTOUT_DATA; - - if (!value) { - LOCK(flags); - MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio); - UNLOCK(flags); - (void)MACIO_IN8(KL_GPIO_MODEM_RESET); - mdelay(250); - } - LOCK(flags); - if (value) { - MACIO_OUT8(KL_GPIO_MODEM_POWER, - KEYLARGO_GPIO_OUTPUT_ENABLE); - UNLOCK(flags); - (void)MACIO_IN32(KEYLARGO_FCR2); - mdelay(250); - } else { - MACIO_OUT8(KL_GPIO_MODEM_POWER, - KEYLARGO_GPIO_OUTPUT_ENABLE | KEYLARGO_GPIO_OUTOUT_DATA); - UNLOCK(flags); - } - if (value) { - LOCK(flags); - MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA); - (void)MACIO_IN8(KL_GPIO_MODEM_RESET); - UNLOCK(flags); mdelay(250); LOCK(flags); - MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio); - (void)MACIO_IN8(KL_GPIO_MODEM_RESET); - UNLOCK(flags); mdelay(250); LOCK(flags); - MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA); - (void)MACIO_IN8(KL_GPIO_MODEM_RESET); - UNLOCK(flags); mdelay(250); - } - return 0; -} - -static long __pmac -core99_ata100_enable(struct device_node* node, long value) -{ - unsigned long flags; - struct pci_dev *pdev = NULL; - u8 pbus, pid; - - if (uninorth_rev < 0x24) - return -ENODEV; - - LOCK(flags); - if (value) - UN_BIS(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_ATA100); - else - UN_BIC(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_ATA100); - (void)UN_IN(UNI_N_CLOCK_CNTL); - UNLOCK(flags); - udelay(20); - - if (value) { - if (pci_device_from_OF_node(node, &pbus, &pid) == 0) - pdev = pci_find_slot(pbus, pid); - if (pdev == NULL) - return 0; - pci_enable_device(pdev); - pci_set_master(pdev); - } - return 0; -} - -static long __pmac -core99_ide_enable(struct device_node* node, long param, long value) -{ - /* Bus ID 0 to 2 are KeyLargo based IDE, busID 3 is U2 - * based ata-100 - */ - switch(param) { - case 0: - return simple_feature_tweak(node, macio_unknown, - KEYLARGO_FCR1, KL1_EIDE0_ENABLE, value); - case 1: - return simple_feature_tweak(node, macio_unknown, - KEYLARGO_FCR1, KL1_EIDE1_ENABLE, value); - case 2: - return simple_feature_tweak(node, macio_unknown, - KEYLARGO_FCR1, KL1_UIDE_ENABLE, value); - case 3: - return core99_ata100_enable(node, value); - default: - return -ENODEV; - } -} - -static long __pmac -core99_ide_reset(struct device_node* node, long param, long value) -{ - switch(param) { - case 0: - return simple_feature_tweak(node, macio_unknown, - KEYLARGO_FCR1, KL1_EIDE0_RESET_N, !value); - case 1: - return simple_feature_tweak(node, macio_unknown, - KEYLARGO_FCR1, KL1_EIDE1_RESET_N, !value); - case 2: - return simple_feature_tweak(node, macio_unknown, - KEYLARGO_FCR1, KL1_UIDE_RESET_N, !value); - default: - return -ENODEV; - } -} - -static long __pmac -core99_gmac_enable(struct device_node* node, long param, long value) -{ - unsigned long flags; - - LOCK(flags); - if (value) - UN_BIS(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_GMAC); - else - UN_BIC(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_GMAC); - (void)UN_IN(UNI_N_CLOCK_CNTL); - UNLOCK(flags); - udelay(20); - - return 0; -} - -static long __pmac -core99_gmac_phy_reset(struct device_node* node, long param, long value) -{ - unsigned long flags; - struct macio_chip* macio; - - macio = &macio_chips[0]; - if (macio->type != macio_keylargo && macio->type != macio_pangea && - macio->type != macio_intrepid) - return -ENODEV; - - LOCK(flags); - MACIO_OUT8(KL_GPIO_ETH_PHY_RESET, KEYLARGO_GPIO_OUTPUT_ENABLE); - (void)MACIO_IN8(KL_GPIO_ETH_PHY_RESET); - UNLOCK(flags); - mdelay(10); - LOCK(flags); - MACIO_OUT8(KL_GPIO_ETH_PHY_RESET, /*KEYLARGO_GPIO_OUTPUT_ENABLE | */ - KEYLARGO_GPIO_OUTOUT_DATA); - UNLOCK(flags); - mdelay(10); - - return 0; -} - -static long __pmac -core99_sound_chip_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio; - unsigned long flags; - - macio = macio_find(node, 0); - if (!macio) - return -ENODEV; - - /* Do a better probe code, screamer G4 desktops & - * iMacs can do that too, add a recalibrate in - * the driver as well - */ - if (pmac_mb.model_id == PMAC_TYPE_PISMO || - pmac_mb.model_id == PMAC_TYPE_TITANIUM) { - LOCK(flags); - if (value) - MACIO_OUT8(KL_GPIO_SOUND_POWER, - KEYLARGO_GPIO_OUTPUT_ENABLE | - KEYLARGO_GPIO_OUTOUT_DATA); - else - MACIO_OUT8(KL_GPIO_SOUND_POWER, - KEYLARGO_GPIO_OUTPUT_ENABLE); - (void)MACIO_IN8(KL_GPIO_SOUND_POWER); - UNLOCK(flags); - } - return 0; -} - -static long __pmac -core99_airport_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio; - unsigned long flags; - int state; - - macio = macio_find(node, 0); - if (!macio) - return -ENODEV; - - /* Hint: we allow passing of macio itself for the sake of the - * sleep code - */ - if (node != macio->of_node && - (!node->parent || node->parent != macio->of_node)) - return -ENODEV; - state = (macio->flags & MACIO_FLAG_AIRPORT_ON) != 0; - if (value == state) - return 0; - if (value) { - /* This code is a reproduction of OF enable-cardslot - * and init-wireless methods, slightly hacked until - * I got it working. - */ - LOCK(flags); - MACIO_OUT8(KEYLARGO_GPIO_0+0xf, 5); - (void)MACIO_IN8(KEYLARGO_GPIO_0+0xf); - UNLOCK(flags); - mdelay(10); - LOCK(flags); - MACIO_OUT8(KEYLARGO_GPIO_0+0xf, 4); - (void)MACIO_IN8(KEYLARGO_GPIO_0+0xf); - UNLOCK(flags); - - mdelay(10); - - LOCK(flags); - MACIO_BIC(KEYLARGO_FCR2, KL2_CARDSEL_16); - (void)MACIO_IN32(KEYLARGO_FCR2); - udelay(10); - MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+0xb, 0); - (void)MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+0xb); - udelay(10); - MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+0xa, 0x28); - (void)MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+0xa); - udelay(10); - MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+0xd, 0x28); - (void)MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+0xd); - udelay(10); - MACIO_OUT8(KEYLARGO_GPIO_0+0xd, 0x28); - (void)MACIO_IN8(KEYLARGO_GPIO_0+0xd); - udelay(10); - MACIO_OUT8(KEYLARGO_GPIO_0+0xe, 0x28); - (void)MACIO_IN8(KEYLARGO_GPIO_0+0xe); - UNLOCK(flags); - udelay(10); - MACIO_OUT32(0x1c000, 0); - mdelay(1); - MACIO_OUT8(0x1a3e0, 0x41); - (void)MACIO_IN8(0x1a3e0); - udelay(10); - LOCK(flags); - MACIO_BIS(KEYLARGO_FCR2, KL2_CARDSEL_16); - (void)MACIO_IN32(KEYLARGO_FCR2); - UNLOCK(flags); - mdelay(100); - - macio->flags |= MACIO_FLAG_AIRPORT_ON; - } else { - LOCK(flags); - MACIO_BIC(KEYLARGO_FCR2, KL2_CARDSEL_16); - (void)MACIO_IN32(KEYLARGO_FCR2); - MACIO_OUT8(KL_GPIO_AIRPORT_0, 0); - MACIO_OUT8(KL_GPIO_AIRPORT_1, 0); - MACIO_OUT8(KL_GPIO_AIRPORT_2, 0); - MACIO_OUT8(KL_GPIO_AIRPORT_3, 0); - MACIO_OUT8(KL_GPIO_AIRPORT_4, 0); - (void)MACIO_IN8(KL_GPIO_AIRPORT_4); - UNLOCK(flags); - - macio->flags &= ~MACIO_FLAG_AIRPORT_ON; - } - return 0; -} - -#ifdef CONFIG_SMP -static long __pmac -core99_reset_cpu(struct device_node* node, long param, long value) -{ - unsigned int reset_io = 0; - unsigned long flags; - struct macio_chip* macio; - struct device_node* np; - const int dflt_reset_lines[] = { KL_GPIO_RESET_CPU0, - KL_GPIO_RESET_CPU1, - KL_GPIO_RESET_CPU2, - KL_GPIO_RESET_CPU3 }; - - macio = &macio_chips[0]; - if (macio->type != macio_keylargo) - return -ENODEV; - - np = find_path_device("/cpus"); - if (np == NULL) - return -ENODEV; - for (np = np->child; np != NULL; np = np->sibling) { - u32* num = (u32 *)get_property(np, "reg", NULL); - u32* rst = (u32 *)get_property(np, "soft-reset", NULL); - if (num == NULL || rst == NULL) - continue; - if (param == *num) { - reset_io = *rst; - break; - } - } - if (np == NULL || reset_io == 0) - reset_io = dflt_reset_lines[param]; - - LOCK(flags); - MACIO_OUT8(reset_io, KEYLARGO_GPIO_OUTPUT_ENABLE); - (void)MACIO_IN8(reset_io); - udelay(1); - MACIO_OUT8(reset_io, 0); - (void)MACIO_IN8(reset_io); - UNLOCK(flags); - - return 0; -} -#endif /* CONFIG_SMP */ - -static long __pmac -core99_usb_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio; - unsigned long flags; - char* prop; - int number; - u32 reg; - - macio = &macio_chips[0]; - if (macio->type != macio_keylargo && macio->type != macio_pangea && - macio->type != macio_intrepid) - return -ENODEV; - - prop = (char *)get_property(node, "AAPL,clock-id", NULL); - if (!prop) - return -ENODEV; - if (strncmp(prop, "usb0u048", 8) == 0) - number = 0; - else if (strncmp(prop, "usb1u148", 8) == 0) - number = 2; - else if (strncmp(prop, "usb2u248", 8) == 0) - number = 4; - else - return -ENODEV; - - /* Sorry for the brute-force locking, but this is only used during - * sleep and the timing seem to be critical - */ - LOCK(flags); - if (value) { - /* Turn ON */ - if (number == 0) { - MACIO_BIC(KEYLARGO_FCR0, (KL0_USB0_PAD_SUSPEND0 | KL0_USB0_PAD_SUSPEND1)); - (void)MACIO_IN32(KEYLARGO_FCR0); - UNLOCK(flags); - mdelay(1); - LOCK(flags); - MACIO_BIS(KEYLARGO_FCR0, KL0_USB0_CELL_ENABLE); - } else if (number == 2) { - MACIO_BIC(KEYLARGO_FCR0, (KL0_USB1_PAD_SUSPEND0 | KL0_USB1_PAD_SUSPEND1)); - UNLOCK(flags); - (void)MACIO_IN32(KEYLARGO_FCR0); - mdelay(1); - LOCK(flags); - MACIO_BIS(KEYLARGO_FCR0, KL0_USB1_CELL_ENABLE); - } else if (number == 4) { - MACIO_BIC(KEYLARGO_FCR1, (KL1_USB2_PAD_SUSPEND0 | KL1_USB2_PAD_SUSPEND1)); - UNLOCK(flags); - (void)MACIO_IN32(KEYLARGO_FCR1); - mdelay(1); - LOCK(flags); - MACIO_BIS(KEYLARGO_FCR1, KL1_USB2_CELL_ENABLE); - } - if (number < 4) { - reg = MACIO_IN32(KEYLARGO_FCR4); - reg &= ~(KL4_PORT_WAKEUP_ENABLE(number) | KL4_PORT_RESUME_WAKE_EN(number) | - KL4_PORT_CONNECT_WAKE_EN(number) | KL4_PORT_DISCONNECT_WAKE_EN(number)); - reg &= ~(KL4_PORT_WAKEUP_ENABLE(number+1) | KL4_PORT_RESUME_WAKE_EN(number+1) | - KL4_PORT_CONNECT_WAKE_EN(number+1) | KL4_PORT_DISCONNECT_WAKE_EN(number+1)); - MACIO_OUT32(KEYLARGO_FCR4, reg); - (void)MACIO_IN32(KEYLARGO_FCR4); - udelay(10); - } else { - reg = MACIO_IN32(KEYLARGO_FCR3); - reg &= ~(KL3_IT_PORT_WAKEUP_ENABLE(0) | KL3_IT_PORT_RESUME_WAKE_EN(0) | - KL3_IT_PORT_CONNECT_WAKE_EN(0) | KL3_IT_PORT_DISCONNECT_WAKE_EN(0)); - reg &= ~(KL3_IT_PORT_WAKEUP_ENABLE(1) | KL3_IT_PORT_RESUME_WAKE_EN(1) | - KL3_IT_PORT_CONNECT_WAKE_EN(1) | KL3_IT_PORT_DISCONNECT_WAKE_EN(1)); - MACIO_OUT32(KEYLARGO_FCR3, reg); - (void)MACIO_IN32(KEYLARGO_FCR3); - udelay(10); - } - if (macio->type == macio_intrepid) { - /* wait for clock stopped bits to clear */ - u32 test0 = 0, test1 = 0; - u32 status0, status1; - int timeout = 1000; - - UNLOCK(flags); - switch (number) { - case 0: - test0 = UNI_N_CLOCK_STOPPED_USB0; - test1 = UNI_N_CLOCK_STOPPED_USB0PCI; - break; - case 2: - test0 = UNI_N_CLOCK_STOPPED_USB1; - test1 = UNI_N_CLOCK_STOPPED_USB1PCI; - break; - case 4: - test0 = UNI_N_CLOCK_STOPPED_USB2; - test1 = UNI_N_CLOCK_STOPPED_USB2PCI; - break; - } - do { - if (--timeout <= 0) { - printk(KERN_ERR "core99_usb_enable: " - "Timeout waiting for clocks\n"); - break; - } - mdelay(1); - status0 = UN_IN(UNI_N_CLOCK_STOP_STATUS0); - status1 = UN_IN(UNI_N_CLOCK_STOP_STATUS1); - } while ((status0 & test0) | (status1 & test1)); - LOCK(flags); - } - } else { - /* Turn OFF */ - if (number < 4) { - reg = MACIO_IN32(KEYLARGO_FCR4); - reg |= KL4_PORT_WAKEUP_ENABLE(number) | KL4_PORT_RESUME_WAKE_EN(number) | - KL4_PORT_CONNECT_WAKE_EN(number) | KL4_PORT_DISCONNECT_WAKE_EN(number); - reg |= KL4_PORT_WAKEUP_ENABLE(number+1) | KL4_PORT_RESUME_WAKE_EN(number+1) | - KL4_PORT_CONNECT_WAKE_EN(number+1) | KL4_PORT_DISCONNECT_WAKE_EN(number+1); - MACIO_OUT32(KEYLARGO_FCR4, reg); - (void)MACIO_IN32(KEYLARGO_FCR4); - udelay(1); - } else { - reg = MACIO_IN32(KEYLARGO_FCR3); - reg |= KL3_IT_PORT_WAKEUP_ENABLE(0) | KL3_IT_PORT_RESUME_WAKE_EN(0) | - KL3_IT_PORT_CONNECT_WAKE_EN(0) | KL3_IT_PORT_DISCONNECT_WAKE_EN(0); - reg |= KL3_IT_PORT_WAKEUP_ENABLE(1) | KL3_IT_PORT_RESUME_WAKE_EN(1) | - KL3_IT_PORT_CONNECT_WAKE_EN(1) | KL3_IT_PORT_DISCONNECT_WAKE_EN(1); - MACIO_OUT32(KEYLARGO_FCR3, reg); - (void)MACIO_IN32(KEYLARGO_FCR3); - udelay(1); - } - if (number == 0) { - if (macio->type != macio_intrepid) - MACIO_BIC(KEYLARGO_FCR0, KL0_USB0_CELL_ENABLE); - (void)MACIO_IN32(KEYLARGO_FCR0); - udelay(1); - MACIO_BIS(KEYLARGO_FCR0, (KL0_USB0_PAD_SUSPEND0 | KL0_USB0_PAD_SUSPEND1)); - (void)MACIO_IN32(KEYLARGO_FCR0); - } else if (number == 2) { - if (macio->type != macio_intrepid) - MACIO_BIC(KEYLARGO_FCR0, KL0_USB1_CELL_ENABLE); - (void)MACIO_IN32(KEYLARGO_FCR0); - udelay(1); - MACIO_BIS(KEYLARGO_FCR0, (KL0_USB1_PAD_SUSPEND0 | KL0_USB1_PAD_SUSPEND1)); - (void)MACIO_IN32(KEYLARGO_FCR0); - } else if (number == 4) { - udelay(1); - MACIO_BIS(KEYLARGO_FCR1, (KL1_USB2_PAD_SUSPEND0 | KL1_USB2_PAD_SUSPEND1)); - (void)MACIO_IN32(KEYLARGO_FCR1); - } - udelay(1); - } - UNLOCK(flags); - - return 0; -} - -static long __pmac -core99_firewire_enable(struct device_node* node, long param, long value) -{ - unsigned long flags; - struct macio_chip* macio; - - macio = &macio_chips[0]; - if (macio->type != macio_keylargo && macio->type != macio_pangea && - macio->type != macio_intrepid) - return -ENODEV; - if (!(macio->flags & MACIO_FLAG_FW_SUPPORTED)) - return -ENODEV; - - LOCK(flags); - if (value) { - UN_BIS(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_FW); - (void)UN_IN(UNI_N_CLOCK_CNTL); - } else { - UN_BIC(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_FW); - (void)UN_IN(UNI_N_CLOCK_CNTL); - } - UNLOCK(flags); - mdelay(1); - - return 0; -} - -static long __pmac -core99_firewire_cable_power(struct device_node* node, long param, long value) -{ - unsigned long flags; - struct macio_chip* macio; - - /* Trick: we allow NULL node */ - if ((pmac_mb.board_flags & PMAC_MB_HAS_FW_POWER) == 0) - return -ENODEV; - macio = &macio_chips[0]; - if (macio->type != macio_keylargo && macio->type != macio_pangea && - macio->type != macio_intrepid) - return -ENODEV; - if (!(macio->flags & MACIO_FLAG_FW_SUPPORTED)) - return -ENODEV; - - LOCK(flags); - if (value) { - MACIO_OUT8(KL_GPIO_FW_CABLE_POWER , 0); - MACIO_IN8(KL_GPIO_FW_CABLE_POWER); - udelay(10); - } else { - MACIO_OUT8(KL_GPIO_FW_CABLE_POWER , 4); - MACIO_IN8(KL_GPIO_FW_CABLE_POWER); udelay(10); - } - UNLOCK(flags); - mdelay(1); - - return 0; -} - -static long __pmac -intrepid_aack_delay_enable(struct device_node* node, long param, long value) -{ - unsigned long flags; - - if (uninorth_rev < 0xd2) - return -ENODEV; - - LOCK(flags); - if (param) - UN_BIS(UNI_N_AACK_DELAY, UNI_N_AACK_DELAY_ENABLE); - else - UN_BIC(UNI_N_AACK_DELAY, UNI_N_AACK_DELAY_ENABLE); - UNLOCK(flags); - - return 0; -} - - -#endif /* CONFIG_POWER4 */ - -static long __pmac -core99_read_gpio(struct device_node* node, long param, long value) -{ - struct macio_chip* macio = &macio_chips[0]; - - return MACIO_IN8(param); -} - - -static long __pmac -core99_write_gpio(struct device_node* node, long param, long value) -{ - struct macio_chip* macio = &macio_chips[0]; - - MACIO_OUT8(param, (u8)(value & 0xff)); - return 0; -} - -#ifdef CONFIG_POWER4 - -static long __pmac -g5_gmac_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio = &macio_chips[0]; - unsigned long flags; - u8 pbus, pid; - - LOCK(flags); - if (value) { - MACIO_BIS(KEYLARGO_FCR1, K2_FCR1_GMAC_CLK_ENABLE); - mb(); - k2_skiplist[0] = NULL; - } else { - k2_skiplist[0] = node; - mb(); - MACIO_BIC(KEYLARGO_FCR1, K2_FCR1_GMAC_CLK_ENABLE); - } - - UNLOCK(flags); - mdelay(1); - - return 0; -} - -static long __pmac -g5_fw_enable(struct device_node* node, long param, long value) -{ - struct macio_chip* macio = &macio_chips[0]; - unsigned long flags; - - LOCK(flags); - if (value) { - MACIO_BIS(KEYLARGO_FCR1, K2_FCR1_FW_CLK_ENABLE); - mb(); - k2_skiplist[1] = NULL; - } else { - k2_skiplist[1] = node; - mb(); - MACIO_BIC(KEYLARGO_FCR1, K2_FCR1_FW_CLK_ENABLE); - } - - UNLOCK(flags); - mdelay(1); - - return 0; -} - -static long __pmac -g5_mpic_enable(struct device_node* node, long param, long value) -{ - unsigned long flags; - - if (node->parent == NULL || strcmp(node->parent->name, "u3")) - return 0; - - LOCK(flags); - UN_BIS(U3_TOGGLE_REG, U3_MPIC_RESET | U3_MPIC_OUTPUT_ENABLE); - UNLOCK(flags); - - return 0; -} - -#ifdef CONFIG_SMP -static long __pmac -g5_reset_cpu(struct device_node* node, long param, long value) -{ - unsigned int reset_io = 0; - unsigned long flags; - struct macio_chip* macio; - struct device_node* np; - - macio = &macio_chips[0]; - if (macio->type != macio_keylargo2) - return -ENODEV; - - np = find_path_device("/cpus"); - if (np == NULL) - return -ENODEV; - for (np = np->child; np != NULL; np = np->sibling) { - u32* num = (u32 *)get_property(np, "reg", NULL); - u32* rst = (u32 *)get_property(np, "soft-reset", NULL); - if (num == NULL || rst == NULL) - continue; - if (param == *num) { - reset_io = *rst; - break; - } - } - if (np == NULL || reset_io == 0) - return -ENODEV; - - LOCK(flags); - MACIO_OUT8(reset_io, KEYLARGO_GPIO_OUTPUT_ENABLE); - (void)MACIO_IN8(reset_io); - udelay(1); - MACIO_OUT8(reset_io, 0); - (void)MACIO_IN8(reset_io); - UNLOCK(flags); - - return 0; -} -#endif /* CONFIG_SMP */ - -/* - * This can be called from pmac_smp so isn't static - * - * This takes the second CPU off the bus on dual CPU machines - * running UP - */ -void __pmac g5_phy_disable_cpu1(void) -{ - UN_OUT(U3_API_PHY_CONFIG_1, 0); -} - -#endif /* CONFIG_POWER4 */ - -#ifndef CONFIG_POWER4 - -static void __pmac -keylargo_shutdown(struct macio_chip* macio, int sleep_mode) -{ - u32 temp; - - if (sleep_mode) { - mdelay(1); - MACIO_BIS(KEYLARGO_FCR0, KL0_USB_REF_SUSPEND); - (void)MACIO_IN32(KEYLARGO_FCR0); - mdelay(1); - } - - MACIO_BIC(KEYLARGO_FCR0,KL0_SCCA_ENABLE | KL0_SCCB_ENABLE | - KL0_SCC_CELL_ENABLE | - KL0_IRDA_ENABLE | KL0_IRDA_CLK32_ENABLE | - KL0_IRDA_CLK19_ENABLE); - - MACIO_BIC(KEYLARGO_MBCR, KL_MBCR_MB0_DEV_MASK); - MACIO_BIS(KEYLARGO_MBCR, KL_MBCR_MB0_IDE_ENABLE); - - MACIO_BIC(KEYLARGO_FCR1, - KL1_AUDIO_SEL_22MCLK | KL1_AUDIO_CLK_ENABLE_BIT | - KL1_AUDIO_CLK_OUT_ENABLE | KL1_AUDIO_CELL_ENABLE | - KL1_I2S0_CELL_ENABLE | KL1_I2S0_CLK_ENABLE_BIT | - KL1_I2S0_ENABLE | KL1_I2S1_CELL_ENABLE | - KL1_I2S1_CLK_ENABLE_BIT | KL1_I2S1_ENABLE | - KL1_EIDE0_ENABLE | KL1_EIDE0_RESET_N | - KL1_EIDE1_ENABLE | KL1_EIDE1_RESET_N | - KL1_UIDE_ENABLE); - - MACIO_BIS(KEYLARGO_FCR2, KL2_ALT_DATA_OUT); - MACIO_BIC(KEYLARGO_FCR2, KL2_IOBUS_ENABLE); - - temp = MACIO_IN32(KEYLARGO_FCR3); - if (macio->rev >= 2) { - temp |= KL3_SHUTDOWN_PLL2X; - if (sleep_mode) - temp |= KL3_SHUTDOWN_PLL_TOTAL; - } - - temp |= KL3_SHUTDOWN_PLLKW6 | KL3_SHUTDOWN_PLLKW4 | - KL3_SHUTDOWN_PLLKW35; - if (sleep_mode) - temp |= KL3_SHUTDOWN_PLLKW12; - temp &= ~(KL3_CLK66_ENABLE | KL3_CLK49_ENABLE | KL3_CLK45_ENABLE - | KL3_CLK31_ENABLE | KL3_I2S1_CLK18_ENABLE | KL3_I2S0_CLK18_ENABLE); - if (sleep_mode) - temp &= ~(KL3_TIMER_CLK18_ENABLE | KL3_VIA_CLK16_ENABLE); - MACIO_OUT32(KEYLARGO_FCR3, temp); - - /* Flush posted writes & wait a bit */ - (void)MACIO_IN32(KEYLARGO_FCR0); mdelay(1); -} - -static void __pmac -pangea_shutdown(struct macio_chip* macio, int sleep_mode) -{ - u32 temp; - - MACIO_BIC(KEYLARGO_FCR0,KL0_SCCA_ENABLE | KL0_SCCB_ENABLE | - KL0_SCC_CELL_ENABLE | - KL0_USB0_CELL_ENABLE | KL0_USB1_CELL_ENABLE); - - MACIO_BIC(KEYLARGO_FCR1, - KL1_AUDIO_SEL_22MCLK | KL1_AUDIO_CLK_ENABLE_BIT | - KL1_AUDIO_CLK_OUT_ENABLE | KL1_AUDIO_CELL_ENABLE | - KL1_I2S0_CELL_ENABLE | KL1_I2S0_CLK_ENABLE_BIT | - KL1_I2S0_ENABLE | KL1_I2S1_CELL_ENABLE | - KL1_I2S1_CLK_ENABLE_BIT | KL1_I2S1_ENABLE | - KL1_UIDE_ENABLE); - if (pmac_mb.board_flags & PMAC_MB_MOBILE) - MACIO_BIC(KEYLARGO_FCR1, KL1_UIDE_RESET_N); - - MACIO_BIS(KEYLARGO_FCR2, KL2_ALT_DATA_OUT); - - temp = MACIO_IN32(KEYLARGO_FCR3); - temp |= KL3_SHUTDOWN_PLLKW6 | KL3_SHUTDOWN_PLLKW4 | - KL3_SHUTDOWN_PLLKW35; - temp &= ~(KL3_CLK49_ENABLE | KL3_CLK45_ENABLE | KL3_CLK31_ENABLE - | KL3_I2S0_CLK18_ENABLE | KL3_I2S1_CLK18_ENABLE); - if (sleep_mode) - temp &= ~(KL3_VIA_CLK16_ENABLE | KL3_TIMER_CLK18_ENABLE); - MACIO_OUT32(KEYLARGO_FCR3, temp); - - /* Flush posted writes & wait a bit */ - (void)MACIO_IN32(KEYLARGO_FCR0); mdelay(1); -} - -static void __pmac -intrepid_shutdown(struct macio_chip* macio, int sleep_mode) -{ - u32 temp; - - MACIO_BIC(KEYLARGO_FCR0,KL0_SCCA_ENABLE | KL0_SCCB_ENABLE | - KL0_SCC_CELL_ENABLE); - - MACIO_BIC(KEYLARGO_FCR1, - /*KL1_USB2_CELL_ENABLE |*/ - KL1_I2S0_CELL_ENABLE | KL1_I2S0_CLK_ENABLE_BIT | - KL1_I2S0_ENABLE | KL1_I2S1_CELL_ENABLE | - KL1_I2S1_CLK_ENABLE_BIT | KL1_I2S1_ENABLE); - if (pmac_mb.board_flags & PMAC_MB_MOBILE) - MACIO_BIC(KEYLARGO_FCR1, KL1_UIDE_RESET_N); - - temp = MACIO_IN32(KEYLARGO_FCR3); - temp &= ~(KL3_CLK49_ENABLE | KL3_CLK45_ENABLE | - KL3_I2S1_CLK18_ENABLE | KL3_I2S0_CLK18_ENABLE); - if (sleep_mode) - temp &= ~(KL3_TIMER_CLK18_ENABLE | KL3_IT_VIA_CLK32_ENABLE); - MACIO_OUT32(KEYLARGO_FCR3, temp); - - /* Flush posted writes & wait a bit */ - (void)MACIO_IN32(KEYLARGO_FCR0); - mdelay(10); -} - - -void __pmac pmac_tweak_clock_spreading(int enable) -{ - struct macio_chip* macio = &macio_chips[0]; - - /* Hack for doing clock spreading on some machines PowerBooks and - * iBooks. This implements the "platform-do-clockspreading" OF - * property as decoded manually on various models. For safety, we also - * check the product ID in the device-tree in cases we'll whack the i2c - * chip to make reasonably sure we won't set wrong values in there - * - * Of course, ultimately, we have to implement a real parser for - * the platform-do-* stuff... - */ - - if (macio->type == macio_intrepid) { - if (enable) - UN_OUT(UNI_N_CLOCK_SPREADING, 2); - else - UN_OUT(UNI_N_CLOCK_SPREADING, 0); - mdelay(40); - } - - while (machine_is_compatible("PowerBook5,2") || - machine_is_compatible("PowerBook5,3") || - machine_is_compatible("PowerBook6,2") || - machine_is_compatible("PowerBook6,3")) { - struct device_node *ui2c = of_find_node_by_type(NULL, "i2c"); - struct device_node *dt = of_find_node_by_name(NULL, "device-tree"); - u8 buffer[9]; - u32 *productID; - int i, rc, changed = 0; - - if (dt == NULL) - break; - productID = (u32 *)get_property(dt, "pid#", NULL); - if (productID == NULL) - break; - while(ui2c) { - struct device_node *p = of_get_parent(ui2c); - if (p && !strcmp(p->name, "uni-n")) - break; - ui2c = of_find_node_by_type(ui2c, "i2c"); - } - if (ui2c == NULL) - break; - DBG("Trying to bump clock speed for PID: %08x...\n", *productID); - rc = pmac_low_i2c_open(ui2c, 1); - if (rc != 0) - break; - pmac_low_i2c_setmode(ui2c, pmac_low_i2c_mode_combined); - rc = pmac_low_i2c_xfer(ui2c, 0xd2 | pmac_low_i2c_read, 0x80, buffer, 9); - DBG("read result: %d,", rc); - if (rc != 0) { - pmac_low_i2c_close(ui2c); - break; - } - for (i=0; i<9; i++) - DBG(" %02x", buffer[i]); - DBG("\n"); - - switch(*productID) { - case 0x1182: /* AlBook 12" rev 2 */ - case 0x1183: /* iBook G4 12" */ - buffer[0] = (buffer[0] & 0x8f) | 0x70; - buffer[2] = (buffer[2] & 0x7f) | 0x00; - buffer[5] = (buffer[5] & 0x80) | 0x31; - buffer[6] = (buffer[6] & 0x40) | 0xb0; - buffer[7] = (buffer[7] & 0x00) | (enable ? 0xc0 : 0xba); - buffer[8] = (buffer[8] & 0x00) | 0x30; - changed = 1; - break; - case 0x3142: /* AlBook 15" (ATI M10) */ - case 0x3143: /* AlBook 17" (ATI M10) */ - buffer[0] = (buffer[0] & 0xaf) | 0x50; - buffer[2] = (buffer[2] & 0x7f) | 0x00; - buffer[5] = (buffer[5] & 0x80) | 0x31; - buffer[6] = (buffer[6] & 0x40) | 0xb0; - buffer[7] = (buffer[7] & 0x00) | (enable ? 0xd0 : 0xc0); - buffer[8] = (buffer[8] & 0x00) | 0x30; - changed = 1; - break; - default: - DBG("i2c-hwclock: Machine model not handled\n"); - break; - } - if (!changed) { - pmac_low_i2c_close(ui2c); - break; - } - pmac_low_i2c_setmode(ui2c, pmac_low_i2c_mode_stdsub); - rc = pmac_low_i2c_xfer(ui2c, 0xd2 | pmac_low_i2c_write, 0x80, buffer, 9); - DBG("write result: %d,", rc); - pmac_low_i2c_setmode(ui2c, pmac_low_i2c_mode_combined); - rc = pmac_low_i2c_xfer(ui2c, 0xd2 | pmac_low_i2c_read, 0x80, buffer, 9); - DBG("read result: %d,", rc); - if (rc != 0) { - pmac_low_i2c_close(ui2c); - break; - } - for (i=0; i<9; i++) - DBG(" %02x", buffer[i]); - pmac_low_i2c_close(ui2c); - break; - } -} - - -static int __pmac -core99_sleep(void) -{ - struct macio_chip* macio; - int i; - - macio = &macio_chips[0]; - if (macio->type != macio_keylargo && macio->type != macio_pangea && - macio->type != macio_intrepid) - return -ENODEV; - - /* We power off the wireless slot in case it was not done - * by the driver. We don't power it on automatically however - */ - if (macio->flags & MACIO_FLAG_AIRPORT_ON) - core99_airport_enable(macio->of_node, 0, 0); - - /* We power off the FW cable. Should be done by the driver... */ - if (macio->flags & MACIO_FLAG_FW_SUPPORTED) { - core99_firewire_enable(NULL, 0, 0); - core99_firewire_cable_power(NULL, 0, 0); - } - - /* We make sure int. modem is off (in case driver lost it) */ - if (macio->type == macio_keylargo) - core99_modem_enable(macio->of_node, 0, 0); - else - pangea_modem_enable(macio->of_node, 0, 0); - - /* We make sure the sound is off as well */ - core99_sound_chip_enable(macio->of_node, 0, 0); - - /* - * Save various bits of KeyLargo - */ - - /* Save the state of the various GPIOs */ - save_gpio_levels[0] = MACIO_IN32(KEYLARGO_GPIO_LEVELS0); - save_gpio_levels[1] = MACIO_IN32(KEYLARGO_GPIO_LEVELS1); - for (i=0; i<KEYLARGO_GPIO_EXTINT_CNT; i++) - save_gpio_extint[i] = MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+i); - for (i=0; i<KEYLARGO_GPIO_CNT; i++) - save_gpio_normal[i] = MACIO_IN8(KEYLARGO_GPIO_0+i); - - /* Save the FCRs */ - if (macio->type == macio_keylargo) - save_mbcr = MACIO_IN32(KEYLARGO_MBCR); - save_fcr[0] = MACIO_IN32(KEYLARGO_FCR0); - save_fcr[1] = MACIO_IN32(KEYLARGO_FCR1); - save_fcr[2] = MACIO_IN32(KEYLARGO_FCR2); - save_fcr[3] = MACIO_IN32(KEYLARGO_FCR3); - save_fcr[4] = MACIO_IN32(KEYLARGO_FCR4); - if (macio->type == macio_pangea || macio->type == macio_intrepid) - save_fcr[5] = MACIO_IN32(KEYLARGO_FCR5); - - /* Save state & config of DBDMA channels */ - dbdma_save(macio, save_dbdma); - - /* - * Turn off as much as we can - */ - if (macio->type == macio_pangea) - pangea_shutdown(macio, 1); - else if (macio->type == macio_intrepid) - intrepid_shutdown(macio, 1); - else if (macio->type == macio_keylargo) - keylargo_shutdown(macio, 1); - - /* - * Put the host bridge to sleep - */ - - save_unin_clock_ctl = UN_IN(UNI_N_CLOCK_CNTL); - /* Note: do not switch GMAC off, driver does it when necessary, WOL must keep it - * enabled ! - */ - UN_OUT(UNI_N_CLOCK_CNTL, save_unin_clock_ctl & - ~(/*UNI_N_CLOCK_CNTL_GMAC|*/UNI_N_CLOCK_CNTL_FW/*|UNI_N_CLOCK_CNTL_PCI*/)); - udelay(100); - UN_OUT(UNI_N_HWINIT_STATE, UNI_N_HWINIT_STATE_SLEEPING); - UN_OUT(UNI_N_POWER_MGT, UNI_N_POWER_MGT_SLEEP); - mdelay(10); - - /* - * FIXME: A bit of black magic with OpenPIC (don't ask me why) - */ - if (pmac_mb.model_id == PMAC_TYPE_SAWTOOTH) { - MACIO_BIS(0x506e0, 0x00400000); - MACIO_BIS(0x506e0, 0x80000000); - } - return 0; -} - -static int __pmac -core99_wake_up(void) -{ - struct macio_chip* macio; - int i; - - macio = &macio_chips[0]; - if (macio->type != macio_keylargo && macio->type != macio_pangea && - macio->type != macio_intrepid) - return -ENODEV; - - /* - * Wakeup the host bridge - */ - UN_OUT(UNI_N_POWER_MGT, UNI_N_POWER_MGT_NORMAL); - udelay(10); - UN_OUT(UNI_N_HWINIT_STATE, UNI_N_HWINIT_STATE_RUNNING); - udelay(10); - - /* - * Restore KeyLargo - */ - - if (macio->type == macio_keylargo) { - MACIO_OUT32(KEYLARGO_MBCR, save_mbcr); - (void)MACIO_IN32(KEYLARGO_MBCR); udelay(10); - } - MACIO_OUT32(KEYLARGO_FCR0, save_fcr[0]); - (void)MACIO_IN32(KEYLARGO_FCR0); udelay(10); - MACIO_OUT32(KEYLARGO_FCR1, save_fcr[1]); - (void)MACIO_IN32(KEYLARGO_FCR1); udelay(10); - MACIO_OUT32(KEYLARGO_FCR2, save_fcr[2]); - (void)MACIO_IN32(KEYLARGO_FCR2); udelay(10); - MACIO_OUT32(KEYLARGO_FCR3, save_fcr[3]); - (void)MACIO_IN32(KEYLARGO_FCR3); udelay(10); - MACIO_OUT32(KEYLARGO_FCR4, save_fcr[4]); - (void)MACIO_IN32(KEYLARGO_FCR4); udelay(10); - if (macio->type == macio_pangea || macio->type == macio_intrepid) { - MACIO_OUT32(KEYLARGO_FCR5, save_fcr[5]); - (void)MACIO_IN32(KEYLARGO_FCR5); udelay(10); - } - - dbdma_restore(macio, save_dbdma); - - MACIO_OUT32(KEYLARGO_GPIO_LEVELS0, save_gpio_levels[0]); - MACIO_OUT32(KEYLARGO_GPIO_LEVELS1, save_gpio_levels[1]); - for (i=0; i<KEYLARGO_GPIO_EXTINT_CNT; i++) - MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+i, save_gpio_extint[i]); - for (i=0; i<KEYLARGO_GPIO_CNT; i++) - MACIO_OUT8(KEYLARGO_GPIO_0+i, save_gpio_normal[i]); - - /* FIXME more black magic with OpenPIC ... */ - if (pmac_mb.model_id == PMAC_TYPE_SAWTOOTH) { - MACIO_BIC(0x506e0, 0x00400000); - MACIO_BIC(0x506e0, 0x80000000); - } - - UN_OUT(UNI_N_CLOCK_CNTL, save_unin_clock_ctl); - udelay(100); - - return 0; -} - -static long __pmac -core99_sleep_state(struct device_node* node, long param, long value) -{ - /* Param == 1 means to enter the "fake sleep" mode that is - * used for CPU speed switch - */ - if (param == 1) { - if (value == 1) { - UN_OUT(UNI_N_HWINIT_STATE, UNI_N_HWINIT_STATE_SLEEPING); - UN_OUT(UNI_N_POWER_MGT, UNI_N_POWER_MGT_IDLE2); - } else { - UN_OUT(UNI_N_POWER_MGT, UNI_N_POWER_MGT_NORMAL); - udelay(10); - UN_OUT(UNI_N_HWINIT_STATE, UNI_N_HWINIT_STATE_RUNNING); - udelay(10); - } - return 0; - } - if ((pmac_mb.board_flags & PMAC_MB_CAN_SLEEP) == 0) - return -EPERM; - - if (value == 1) - return core99_sleep(); - else if (value == 0) - return core99_wake_up(); - return 0; -} - -#endif /* CONFIG_POWER4 */ - -static long __pmac -generic_dev_can_wake(struct device_node* node, long param, long value) -{ - /* Todo: eventually check we are really dealing with on-board - * video device ... - */ - - if (pmac_mb.board_flags & PMAC_MB_MAY_SLEEP) - pmac_mb.board_flags |= PMAC_MB_CAN_SLEEP; - return 0; -} - -static long __pmac -generic_get_mb_info(struct device_node* node, long param, long value) -{ - switch(param) { - case PMAC_MB_INFO_MODEL: - return pmac_mb.model_id; - case PMAC_MB_INFO_FLAGS: - return pmac_mb.board_flags; - case PMAC_MB_INFO_NAME: - /* hack hack hack... but should work */ - *((const char **)value) = pmac_mb.model_name; - return 0; - } - return -EINVAL; -} - - -/* - * Table definitions - */ - -/* Used on any machine - */ -static struct feature_table_entry any_features[] __pmacdata = { - { PMAC_FTR_GET_MB_INFO, generic_get_mb_info }, - { PMAC_FTR_DEVICE_CAN_WAKE, generic_dev_can_wake }, - { 0, NULL } -}; - -#ifndef CONFIG_POWER4 - -/* OHare based motherboards. Currently, we only use these on the - * 2400,3400 and 3500 series powerbooks. Some older desktops seem - * to have issues with turning on/off those asic cells - */ -static struct feature_table_entry ohare_features[] __pmacdata = { - { PMAC_FTR_SCC_ENABLE, ohare_htw_scc_enable }, - { PMAC_FTR_SWIM3_ENABLE, ohare_floppy_enable }, - { PMAC_FTR_MESH_ENABLE, ohare_mesh_enable }, - { PMAC_FTR_IDE_ENABLE, ohare_ide_enable}, - { PMAC_FTR_IDE_RESET, ohare_ide_reset}, - { PMAC_FTR_SLEEP_STATE, ohare_sleep_state }, - { 0, NULL } -}; - -/* Heathrow desktop machines (Beige G3). - * Separated as some features couldn't be properly tested - * and the serial port control bits appear to confuse it. - */ -static struct feature_table_entry heathrow_desktop_features[] __pmacdata = { - { PMAC_FTR_SWIM3_ENABLE, heathrow_floppy_enable }, - { PMAC_FTR_MESH_ENABLE, heathrow_mesh_enable }, - { PMAC_FTR_IDE_ENABLE, heathrow_ide_enable }, - { PMAC_FTR_IDE_RESET, heathrow_ide_reset }, - { PMAC_FTR_BMAC_ENABLE, heathrow_bmac_enable }, - { 0, NULL } -}; - -/* Heathrow based laptop, that is the Wallstreet and mainstreet - * powerbooks. - */ -static struct feature_table_entry heathrow_laptop_features[] __pmacdata = { - { PMAC_FTR_SCC_ENABLE, ohare_htw_scc_enable }, - { PMAC_FTR_MODEM_ENABLE, heathrow_modem_enable }, - { PMAC_FTR_SWIM3_ENABLE, heathrow_floppy_enable }, - { PMAC_FTR_MESH_ENABLE, heathrow_mesh_enable }, - { PMAC_FTR_IDE_ENABLE, heathrow_ide_enable }, - { PMAC_FTR_IDE_RESET, heathrow_ide_reset }, - { PMAC_FTR_BMAC_ENABLE, heathrow_bmac_enable }, - { PMAC_FTR_SOUND_CHIP_ENABLE, heathrow_sound_enable }, - { PMAC_FTR_SLEEP_STATE, heathrow_sleep_state }, - { 0, NULL } -}; - -/* Paddington based machines - * The lombard (101) powerbook, first iMac models, B&W G3 and Yikes G4. - */ -static struct feature_table_entry paddington_features[] __pmacdata = { - { PMAC_FTR_SCC_ENABLE, ohare_htw_scc_enable }, - { PMAC_FTR_MODEM_ENABLE, heathrow_modem_enable }, - { PMAC_FTR_SWIM3_ENABLE, heathrow_floppy_enable }, - { PMAC_FTR_MESH_ENABLE, heathrow_mesh_enable }, - { PMAC_FTR_IDE_ENABLE, heathrow_ide_enable }, - { PMAC_FTR_IDE_RESET, heathrow_ide_reset }, - { PMAC_FTR_BMAC_ENABLE, heathrow_bmac_enable }, - { PMAC_FTR_SOUND_CHIP_ENABLE, heathrow_sound_enable }, - { PMAC_FTR_SLEEP_STATE, heathrow_sleep_state }, - { 0, NULL } -}; - -/* Core99 & MacRISC 2 machines (all machines released since the - * iBook (included), that is all AGP machines, except pangea - * chipset. The pangea chipset is the "combo" UniNorth/KeyLargo - * used on iBook2 & iMac "flow power". - */ -static struct feature_table_entry core99_features[] __pmacdata = { - { PMAC_FTR_SCC_ENABLE, core99_scc_enable }, - { PMAC_FTR_MODEM_ENABLE, core99_modem_enable }, - { PMAC_FTR_IDE_ENABLE, core99_ide_enable }, - { PMAC_FTR_IDE_RESET, core99_ide_reset }, - { PMAC_FTR_GMAC_ENABLE, core99_gmac_enable }, - { PMAC_FTR_GMAC_PHY_RESET, core99_gmac_phy_reset }, - { PMAC_FTR_SOUND_CHIP_ENABLE, core99_sound_chip_enable }, - { PMAC_FTR_AIRPORT_ENABLE, core99_airport_enable }, - { PMAC_FTR_USB_ENABLE, core99_usb_enable }, - { PMAC_FTR_1394_ENABLE, core99_firewire_enable }, - { PMAC_FTR_1394_CABLE_POWER, core99_firewire_cable_power }, - { PMAC_FTR_SLEEP_STATE, core99_sleep_state }, -#ifdef CONFIG_SMP - { PMAC_FTR_RESET_CPU, core99_reset_cpu }, -#endif /* CONFIG_SMP */ - { PMAC_FTR_READ_GPIO, core99_read_gpio }, - { PMAC_FTR_WRITE_GPIO, core99_write_gpio }, - { 0, NULL } -}; - -/* RackMac - */ -static struct feature_table_entry rackmac_features[] __pmacdata = { - { PMAC_FTR_SCC_ENABLE, core99_scc_enable }, - { PMAC_FTR_IDE_ENABLE, core99_ide_enable }, - { PMAC_FTR_IDE_RESET, core99_ide_reset }, - { PMAC_FTR_GMAC_ENABLE, core99_gmac_enable }, - { PMAC_FTR_GMAC_PHY_RESET, core99_gmac_phy_reset }, - { PMAC_FTR_USB_ENABLE, core99_usb_enable }, - { PMAC_FTR_1394_ENABLE, core99_firewire_enable }, - { PMAC_FTR_1394_CABLE_POWER, core99_firewire_cable_power }, - { PMAC_FTR_SLEEP_STATE, core99_sleep_state }, -#ifdef CONFIG_SMP - { PMAC_FTR_RESET_CPU, core99_reset_cpu }, -#endif /* CONFIG_SMP */ - { PMAC_FTR_READ_GPIO, core99_read_gpio }, - { PMAC_FTR_WRITE_GPIO, core99_write_gpio }, - { 0, NULL } -}; - -/* Pangea features - */ -static struct feature_table_entry pangea_features[] __pmacdata = { - { PMAC_FTR_SCC_ENABLE, core99_scc_enable }, - { PMAC_FTR_MODEM_ENABLE, pangea_modem_enable }, - { PMAC_FTR_IDE_ENABLE, core99_ide_enable }, - { PMAC_FTR_IDE_RESET, core99_ide_reset }, - { PMAC_FTR_GMAC_ENABLE, core99_gmac_enable }, - { PMAC_FTR_GMAC_PHY_RESET, core99_gmac_phy_reset }, - { PMAC_FTR_SOUND_CHIP_ENABLE, core99_sound_chip_enable }, - { PMAC_FTR_AIRPORT_ENABLE, core99_airport_enable }, - { PMAC_FTR_USB_ENABLE, core99_usb_enable }, - { PMAC_FTR_1394_ENABLE, core99_firewire_enable }, - { PMAC_FTR_1394_CABLE_POWER, core99_firewire_cable_power }, - { PMAC_FTR_SLEEP_STATE, core99_sleep_state }, - { PMAC_FTR_READ_GPIO, core99_read_gpio }, - { PMAC_FTR_WRITE_GPIO, core99_write_gpio }, - { 0, NULL } -}; - -/* Intrepid features - */ -static struct feature_table_entry intrepid_features[] __pmacdata = { - { PMAC_FTR_SCC_ENABLE, core99_scc_enable }, - { PMAC_FTR_MODEM_ENABLE, pangea_modem_enable }, - { PMAC_FTR_IDE_ENABLE, core99_ide_enable }, - { PMAC_FTR_IDE_RESET, core99_ide_reset }, - { PMAC_FTR_GMAC_ENABLE, core99_gmac_enable }, - { PMAC_FTR_GMAC_PHY_RESET, core99_gmac_phy_reset }, - { PMAC_FTR_SOUND_CHIP_ENABLE, core99_sound_chip_enable }, - { PMAC_FTR_AIRPORT_ENABLE, core99_airport_enable }, - { PMAC_FTR_USB_ENABLE, core99_usb_enable }, - { PMAC_FTR_1394_ENABLE, core99_firewire_enable }, - { PMAC_FTR_1394_CABLE_POWER, core99_firewire_cable_power }, - { PMAC_FTR_SLEEP_STATE, core99_sleep_state }, - { PMAC_FTR_READ_GPIO, core99_read_gpio }, - { PMAC_FTR_WRITE_GPIO, core99_write_gpio }, - { PMAC_FTR_AACK_DELAY_ENABLE, intrepid_aack_delay_enable }, - { 0, NULL } -}; - -#else /* CONFIG_POWER4 */ - -/* G5 features - */ -static struct feature_table_entry g5_features[] __pmacdata = { - { PMAC_FTR_GMAC_ENABLE, g5_gmac_enable }, - { PMAC_FTR_1394_ENABLE, g5_fw_enable }, - { PMAC_FTR_ENABLE_MPIC, g5_mpic_enable }, -#ifdef CONFIG_SMP - { PMAC_FTR_RESET_CPU, g5_reset_cpu }, -#endif /* CONFIG_SMP */ - { PMAC_FTR_READ_GPIO, core99_read_gpio }, - { PMAC_FTR_WRITE_GPIO, core99_write_gpio }, - { 0, NULL } -}; - -#endif /* CONFIG_POWER4 */ - -static struct pmac_mb_def pmac_mb_defs[] __pmacdata = { -#ifndef CONFIG_POWER4 - /* - * Desktops - */ - - { "AAPL,8500", "PowerMac 8500/8600", - PMAC_TYPE_PSURGE, NULL, - 0 - }, - { "AAPL,9500", "PowerMac 9500/9600", - PMAC_TYPE_PSURGE, NULL, - 0 - }, - { "AAPL,7200", "PowerMac 7200", - PMAC_TYPE_PSURGE, NULL, - 0 - }, - { "AAPL,7300", "PowerMac 7200/7300", - PMAC_TYPE_PSURGE, NULL, - 0 - }, - { "AAPL,7500", "PowerMac 7500", - PMAC_TYPE_PSURGE, NULL, - 0 - }, - { "AAPL,ShinerESB", "Apple Network Server", - PMAC_TYPE_ANS, NULL, - 0 - }, - { "AAPL,e407", "Alchemy", - PMAC_TYPE_ALCHEMY, NULL, - 0 - }, - { "AAPL,e411", "Gazelle", - PMAC_TYPE_GAZELLE, NULL, - 0 - }, - { "AAPL,Gossamer", "PowerMac G3 (Gossamer)", - PMAC_TYPE_GOSSAMER, heathrow_desktop_features, - 0 - }, - { "AAPL,PowerMac G3", "PowerMac G3 (Silk)", - PMAC_TYPE_SILK, heathrow_desktop_features, - 0 - }, - { "PowerMac1,1", "Blue&White G3", - PMAC_TYPE_YOSEMITE, paddington_features, - 0 - }, - { "PowerMac1,2", "PowerMac G4 PCI Graphics", - PMAC_TYPE_YIKES, paddington_features, - 0 - }, - { "PowerMac2,1", "iMac FireWire", - PMAC_TYPE_FW_IMAC, core99_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_OLD_CORE99 - }, - { "PowerMac2,2", "iMac FireWire", - PMAC_TYPE_FW_IMAC, core99_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_OLD_CORE99 - }, - { "PowerMac3,1", "PowerMac G4 AGP Graphics", - PMAC_TYPE_SAWTOOTH, core99_features, - PMAC_MB_OLD_CORE99 - }, - { "PowerMac3,2", "PowerMac G4 AGP Graphics", - PMAC_TYPE_SAWTOOTH, core99_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_OLD_CORE99 - }, - { "PowerMac3,3", "PowerMac G4 AGP Graphics", - PMAC_TYPE_SAWTOOTH, core99_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_OLD_CORE99 - }, - { "PowerMac3,4", "PowerMac G4 Silver", - PMAC_TYPE_QUICKSILVER, core99_features, - PMAC_MB_MAY_SLEEP - }, - { "PowerMac3,5", "PowerMac G4 Silver", - PMAC_TYPE_QUICKSILVER, core99_features, - PMAC_MB_MAY_SLEEP - }, - { "PowerMac3,6", "PowerMac G4 Windtunnel", - PMAC_TYPE_WINDTUNNEL, core99_features, - PMAC_MB_MAY_SLEEP, - }, - { "PowerMac4,1", "iMac \"Flower Power\"", - PMAC_TYPE_PANGEA_IMAC, pangea_features, - PMAC_MB_MAY_SLEEP - }, - { "PowerMac4,2", "Flat panel iMac", - PMAC_TYPE_FLAT_PANEL_IMAC, pangea_features, - PMAC_MB_CAN_SLEEP - }, - { "PowerMac4,4", "eMac", - PMAC_TYPE_EMAC, core99_features, - PMAC_MB_MAY_SLEEP - }, - { "PowerMac5,1", "PowerMac G4 Cube", - PMAC_TYPE_CUBE, core99_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_OLD_CORE99 - }, - { "PowerMac6,1", "Flat panel iMac", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP, - }, - { "PowerMac6,3", "Flat panel iMac", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP, - }, - { "PowerMac6,4", "eMac", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP, - }, - { "PowerMac10,1", "Mac mini", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER, - }, - { "iMac,1", "iMac (first generation)", - PMAC_TYPE_ORIG_IMAC, paddington_features, - 0 - }, - - /* - * Xserve's - */ - - { "RackMac1,1", "XServe", - PMAC_TYPE_RACKMAC, rackmac_features, - 0, - }, - { "RackMac1,2", "XServe rev. 2", - PMAC_TYPE_RACKMAC, rackmac_features, - 0, - }, - - /* - * Laptops - */ - - { "AAPL,3400/2400", "PowerBook 3400", - PMAC_TYPE_HOOPER, ohare_features, - PMAC_MB_CAN_SLEEP | PMAC_MB_MOBILE - }, - { "AAPL,3500", "PowerBook 3500", - PMAC_TYPE_KANGA, ohare_features, - PMAC_MB_CAN_SLEEP | PMAC_MB_MOBILE - }, - { "AAPL,PowerBook1998", "PowerBook Wallstreet", - PMAC_TYPE_WALLSTREET, heathrow_laptop_features, - PMAC_MB_CAN_SLEEP | PMAC_MB_MOBILE - }, - { "PowerBook1,1", "PowerBook 101 (Lombard)", - PMAC_TYPE_101_PBOOK, paddington_features, - PMAC_MB_CAN_SLEEP | PMAC_MB_MOBILE - }, - { "PowerBook2,1", "iBook (first generation)", - PMAC_TYPE_ORIG_IBOOK, core99_features, - PMAC_MB_CAN_SLEEP | PMAC_MB_OLD_CORE99 | PMAC_MB_MOBILE - }, - { "PowerBook2,2", "iBook FireWire", - PMAC_TYPE_FW_IBOOK, core99_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | - PMAC_MB_OLD_CORE99 | PMAC_MB_MOBILE - }, - { "PowerBook3,1", "PowerBook Pismo", - PMAC_TYPE_PISMO, core99_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | - PMAC_MB_OLD_CORE99 | PMAC_MB_MOBILE - }, - { "PowerBook3,2", "PowerBook Titanium", - PMAC_TYPE_TITANIUM, core99_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE - }, - { "PowerBook3,3", "PowerBook Titanium II", - PMAC_TYPE_TITANIUM2, core99_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE - }, - { "PowerBook3,4", "PowerBook Titanium III", - PMAC_TYPE_TITANIUM3, core99_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE - }, - { "PowerBook3,5", "PowerBook Titanium IV", - PMAC_TYPE_TITANIUM4, core99_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE - }, - { "PowerBook4,1", "iBook 2", - PMAC_TYPE_IBOOK2, pangea_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE - }, - { "PowerBook4,2", "iBook 2", - PMAC_TYPE_IBOOK2, pangea_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE - }, - { "PowerBook4,3", "iBook 2 rev. 2", - PMAC_TYPE_IBOOK2, pangea_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE - }, - { "PowerBook5,1", "PowerBook G4 17\"", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook5,2", "PowerBook G4 15\"", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook5,3", "PowerBook G4 17\"", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook5,4", "PowerBook G4 15\"", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook5,5", "PowerBook G4 17\"", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook5,6", "PowerBook G4 15\"", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook5,7", "PowerBook G4 17\"", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook6,1", "PowerBook G4 12\"", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook6,2", "PowerBook G4", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook6,3", "iBook G4", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook6,4", "PowerBook G4 12\"", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook6,5", "iBook G4", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, - { "PowerBook6,8", "PowerBook G4 12\"", - PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, - PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, - }, -#else /* CONFIG_POWER4 */ - { "PowerMac7,2", "PowerMac G5", - PMAC_TYPE_POWERMAC_G5, g5_features, - 0, - }, -#endif /* CONFIG_POWER4 */ -}; - -/* - * The toplevel feature_call callback - */ -long __pmac -pmac_do_feature_call(unsigned int selector, ...) -{ - struct device_node* node; - long param, value; - int i; - feature_call func = NULL; - va_list args; - - if (pmac_mb.features) - for (i=0; pmac_mb.features[i].function; i++) - if (pmac_mb.features[i].selector == selector) { - func = pmac_mb.features[i].function; - break; - } - if (!func) - for (i=0; any_features[i].function; i++) - if (any_features[i].selector == selector) { - func = any_features[i].function; - break; - } - if (!func) - return -ENODEV; - - va_start(args, selector); - node = (struct device_node*)va_arg(args, void*); - param = va_arg(args, long); - value = va_arg(args, long); - va_end(args); - - return func(node, param, value); -} - -static int __init -probe_motherboard(void) -{ - int i; - struct macio_chip* macio = &macio_chips[0]; - const char* model = NULL; - struct device_node *dt; - - /* Lookup known motherboard type in device-tree. First try an - * exact match on the "model" property, then try a "compatible" - * match is none is found. - */ - dt = find_devices("device-tree"); - if (dt != NULL) - model = (const char *) get_property(dt, "model", NULL); - for(i=0; model && i<(sizeof(pmac_mb_defs)/sizeof(struct pmac_mb_def)); i++) { - if (strcmp(model, pmac_mb_defs[i].model_string) == 0) { - pmac_mb = pmac_mb_defs[i]; - goto found; - } - } - for(i=0; i<(sizeof(pmac_mb_defs)/sizeof(struct pmac_mb_def)); i++) { - if (machine_is_compatible(pmac_mb_defs[i].model_string)) { - pmac_mb = pmac_mb_defs[i]; - goto found; - } - } - - /* Fallback to selection depending on mac-io chip type */ - switch(macio->type) { -#ifndef CONFIG_POWER4 - case macio_grand_central: - pmac_mb.model_id = PMAC_TYPE_PSURGE; - pmac_mb.model_name = "Unknown PowerSurge"; - break; - case macio_ohare: - pmac_mb.model_id = PMAC_TYPE_UNKNOWN_OHARE; - pmac_mb.model_name = "Unknown OHare-based"; - break; - case macio_heathrow: - pmac_mb.model_id = PMAC_TYPE_UNKNOWN_HEATHROW; - pmac_mb.model_name = "Unknown Heathrow-based"; - pmac_mb.features = heathrow_desktop_features; - break; - case macio_paddington: - pmac_mb.model_id = PMAC_TYPE_UNKNOWN_PADDINGTON; - pmac_mb.model_name = "Unknown Paddington-based"; - pmac_mb.features = paddington_features; - break; - case macio_keylargo: - pmac_mb.model_id = PMAC_TYPE_UNKNOWN_CORE99; - pmac_mb.model_name = "Unknown Keylargo-based"; - pmac_mb.features = core99_features; - break; - case macio_pangea: - pmac_mb.model_id = PMAC_TYPE_UNKNOWN_PANGEA; - pmac_mb.model_name = "Unknown Pangea-based"; - pmac_mb.features = pangea_features; - break; - case macio_intrepid: - pmac_mb.model_id = PMAC_TYPE_UNKNOWN_INTREPID; - pmac_mb.model_name = "Unknown Intrepid-based"; - pmac_mb.features = intrepid_features; - break; -#else /* CONFIG_POWER4 */ - case macio_keylargo2: - pmac_mb.model_id = PMAC_TYPE_UNKNOWN_K2; - pmac_mb.model_name = "Unknown G5"; - pmac_mb.features = g5_features; - break; -#endif /* CONFIG_POWER4 */ - default: - return -ENODEV; - } -found: -#ifndef CONFIG_POWER4 - /* Fixup Hooper vs. Comet */ - if (pmac_mb.model_id == PMAC_TYPE_HOOPER) { - u32 __iomem * mach_id_ptr = ioremap(0xf3000034, 4); - if (!mach_id_ptr) - return -ENODEV; - /* Here, I used to disable the media-bay on comet. It - * appears this is wrong, the floppy connector is actually - * a kind of media-bay and works with the current driver. - */ - if (__raw_readl(mach_id_ptr) & 0x20000000UL) - pmac_mb.model_id = PMAC_TYPE_COMET; - iounmap(mach_id_ptr); - } -#endif /* CONFIG_POWER4 */ - -#ifdef CONFIG_6xx - /* Set default value of powersave_nap on machines that support it. - * It appears that uninorth rev 3 has a problem with it, we don't - * enable it on those. In theory, the flush-on-lock property is - * supposed to be set when not supported, but I'm not very confident - * that all Apple OF revs did it properly, I do it the paranoid way. - */ - while (uninorth_base && uninorth_rev > 3) { - struct device_node* np = find_path_device("/cpus"); - if (!np || !np->child) { - printk(KERN_WARNING "Can't find CPU(s) in device tree !\n"); - break; - } - np = np->child; - /* Nap mode not supported on SMP */ - if (np->sibling) - break; - /* Nap mode not supported if flush-on-lock property is present */ - if (get_property(np, "flush-on-lock", NULL)) - break; - powersave_nap = 1; - printk(KERN_INFO "Processor NAP mode on idle enabled.\n"); - break; - } - - /* On CPUs that support it (750FX), lowspeed by default during - * NAP mode - */ - powersave_lowspeed = 1; -#endif /* CONFIG_6xx */ -#ifdef CONFIG_POWER4 - powersave_nap = 1; -#endif - /* Check for "mobile" machine */ - if (model && (strncmp(model, "PowerBook", 9) == 0 - || strncmp(model, "iBook", 5) == 0)) - pmac_mb.board_flags |= PMAC_MB_MOBILE; - - - printk(KERN_INFO "PowerMac motherboard: %s\n", pmac_mb.model_name); - return 0; -} - -/* Initialize the Core99 UniNorth host bridge and memory controller - */ -static void __init -probe_uninorth(void) -{ - unsigned long actrl; - - /* Locate core99 Uni-N */ - uninorth_node = of_find_node_by_name(NULL, "uni-n"); - /* Locate G5 u3 */ - if (uninorth_node == NULL) { - uninorth_node = of_find_node_by_name(NULL, "u3"); - uninorth_u3 = 1; - } - if (uninorth_node && uninorth_node->n_addrs > 0) { - unsigned long address = uninorth_node->addrs[0].address; - uninorth_base = ioremap(address, 0x40000); - uninorth_rev = in_be32(UN_REG(UNI_N_VERSION)); - if (uninorth_u3) - u3_ht = ioremap(address + U3_HT_CONFIG_BASE, 0x1000); - } else - uninorth_node = NULL; - - if (!uninorth_node) - return; - - printk(KERN_INFO "Found %s memory controller & host bridge, revision: %d\n", - uninorth_u3 ? "U3" : "UniNorth", uninorth_rev); - printk(KERN_INFO "Mapped at 0x%08lx\n", (unsigned long)uninorth_base); - - /* Set the arbitrer QAck delay according to what Apple does - */ - if (uninorth_rev < 0x11) { - actrl = UN_IN(UNI_N_ARB_CTRL) & ~UNI_N_ARB_CTRL_QACK_DELAY_MASK; - actrl |= ((uninorth_rev < 3) ? UNI_N_ARB_CTRL_QACK_DELAY105 : - UNI_N_ARB_CTRL_QACK_DELAY) << UNI_N_ARB_CTRL_QACK_DELAY_SHIFT; - UN_OUT(UNI_N_ARB_CTRL, actrl); - } - - /* Some more magic as done by them in recent MacOS X on UniNorth - * revs 1.5 to 2.O and Pangea. Seem to toggle the UniN Maxbus/PCI - * memory timeout - */ - if ((uninorth_rev >= 0x11 && uninorth_rev <= 0x24) || uninorth_rev == 0xc0) - UN_OUT(0x2160, UN_IN(0x2160) & 0x00ffffff); -} - -static void __init -probe_one_macio(const char* name, const char* compat, int type) -{ - struct device_node* node; - int i; - volatile u32 __iomem * base; - u32* revp; - - node = find_devices(name); - if (!node || !node->n_addrs) - return; - if (compat) - do { - if (device_is_compatible(node, compat)) - break; - node = node->next; - } while (node); - if (!node) - return; - for(i=0; i<MAX_MACIO_CHIPS; i++) { - if (!macio_chips[i].of_node) - break; - if (macio_chips[i].of_node == node) - return; - } - if (i >= MAX_MACIO_CHIPS) { - printk(KERN_ERR "pmac_feature: Please increase MAX_MACIO_CHIPS !\n"); - printk(KERN_ERR "pmac_feature: %s skipped\n", node->full_name); - return; - } - base = ioremap(node->addrs[0].address, node->addrs[0].size); - if (!base) { - printk(KERN_ERR "pmac_feature: Can't map mac-io chip !\n"); - return; - } - if (type == macio_keylargo) { - u32* did = (u32 *)get_property(node, "device-id", NULL); - if (*did == 0x00000025) - type = macio_pangea; - if (*did == 0x0000003e) - type = macio_intrepid; - } - macio_chips[i].of_node = node; - macio_chips[i].type = type; - macio_chips[i].base = base; - macio_chips[i].flags = MACIO_FLAG_SCCB_ON | MACIO_FLAG_SCCB_ON; - macio_chips[i].name = macio_names[type]; - revp = (u32 *)get_property(node, "revision-id", NULL); - if (revp) - macio_chips[i].rev = *revp; - printk(KERN_INFO "Found a %s mac-io controller, rev: %d, mapped at 0x%p\n", - macio_names[type], macio_chips[i].rev, macio_chips[i].base); -} - -static int __init -probe_macios(void) -{ - /* Warning, ordering is important */ - probe_one_macio("gc", NULL, macio_grand_central); - probe_one_macio("ohare", NULL, macio_ohare); - probe_one_macio("pci106b,7", NULL, macio_ohareII); - probe_one_macio("mac-io", "keylargo", macio_keylargo); - probe_one_macio("mac-io", "paddington", macio_paddington); - probe_one_macio("mac-io", "gatwick", macio_gatwick); - probe_one_macio("mac-io", "heathrow", macio_heathrow); - probe_one_macio("mac-io", "K2-Keylargo", macio_keylargo2); - - /* Make sure the "main" macio chip appear first */ - if (macio_chips[0].type == macio_gatwick - && macio_chips[1].type == macio_heathrow) { - struct macio_chip temp = macio_chips[0]; - macio_chips[0] = macio_chips[1]; - macio_chips[1] = temp; - } - if (macio_chips[0].type == macio_ohareII - && macio_chips[1].type == macio_ohare) { - struct macio_chip temp = macio_chips[0]; - macio_chips[0] = macio_chips[1]; - macio_chips[1] = temp; - } - macio_chips[0].lbus.index = 0; - macio_chips[1].lbus.index = 1; - - return (macio_chips[0].of_node == NULL) ? -ENODEV : 0; -} - -static void __init -initial_serial_shutdown(struct device_node* np) -{ - int len; - struct slot_names_prop { - int count; - char name[1]; - } *slots; - char *conn; - int port_type = PMAC_SCC_ASYNC; - int modem = 0; - - slots = (struct slot_names_prop *)get_property(np, "slot-names", &len); - conn = get_property(np, "AAPL,connector", &len); - if (conn && (strcmp(conn, "infrared") == 0)) - port_type = PMAC_SCC_IRDA; - else if (device_is_compatible(np, "cobalt")) - modem = 1; - else if (slots && slots->count > 0) { - if (strcmp(slots->name, "IrDA") == 0) - port_type = PMAC_SCC_IRDA; - else if (strcmp(slots->name, "Modem") == 0) - modem = 1; - } - if (modem) - pmac_call_feature(PMAC_FTR_MODEM_ENABLE, np, 0, 0); - pmac_call_feature(PMAC_FTR_SCC_ENABLE, np, port_type, 0); -} - -static void __init -set_initial_features(void) -{ - struct device_node* np; - - /* That hack appears to be necessary for some StarMax motherboards - * but I'm not too sure it was audited for side-effects on other - * ohare based machines... - * Since I still have difficulties figuring the right way to - * differenciate them all and since that hack was there for a long - * time, I'll keep it around - */ - if (macio_chips[0].type == macio_ohare && !find_devices("via-pmu")) { - struct macio_chip* macio = &macio_chips[0]; - MACIO_OUT32(OHARE_FCR, STARMAX_FEATURES); - } else if (macio_chips[0].type == macio_ohare) { - struct macio_chip* macio = &macio_chips[0]; - MACIO_BIS(OHARE_FCR, OH_IOBUS_ENABLE); - } else if (macio_chips[1].type == macio_ohare) { - struct macio_chip* macio = &macio_chips[1]; - MACIO_BIS(OHARE_FCR, OH_IOBUS_ENABLE); - } - -#ifdef CONFIG_POWER4 - if (macio_chips[0].type == macio_keylargo2) { -#ifndef CONFIG_SMP - /* On SMP machines running UP, we have the second CPU eating - * bus cycles. We need to take it off the bus. This is done - * from pmac_smp for SMP kernels running on one CPU - */ - np = of_find_node_by_type(NULL, "cpu"); - if (np != NULL) - np = of_find_node_by_type(np, "cpu"); - if (np != NULL) { - g5_phy_disable_cpu1(); - of_node_put(np); - } -#endif /* CONFIG_SMP */ - /* Enable GMAC for now for PCI probing. It will be disabled - * later on after PCI probe - */ - np = of_find_node_by_name(NULL, "ethernet"); - while(np) { - if (device_is_compatible(np, "K2-GMAC")) - g5_gmac_enable(np, 0, 1); - np = of_find_node_by_name(np, "ethernet"); - } - - /* Enable FW before PCI probe. Will be disabled later on - * Note: We should have a batter way to check that we are - * dealing with uninorth internal cell and not a PCI cell - * on the external PCI. The code below works though. - */ - np = of_find_node_by_name(NULL, "firewire"); - while(np) { - if (device_is_compatible(np, "pci106b,5811")) { - macio_chips[0].flags |= MACIO_FLAG_FW_SUPPORTED; - g5_fw_enable(np, 0, 1); - } - np = of_find_node_by_name(np, "firewire"); - } - } -#else /* CONFIG_POWER4 */ - - if (macio_chips[0].type == macio_keylargo || - macio_chips[0].type == macio_pangea || - macio_chips[0].type == macio_intrepid) { - /* Enable GMAC for now for PCI probing. It will be disabled - * later on after PCI probe - */ - np = of_find_node_by_name(NULL, "ethernet"); - while(np) { - if (np->parent - && device_is_compatible(np->parent, "uni-north") - && device_is_compatible(np, "gmac")) - core99_gmac_enable(np, 0, 1); - np = of_find_node_by_name(np, "ethernet"); - } - - /* Enable FW before PCI probe. Will be disabled later on - * Note: We should have a batter way to check that we are - * dealing with uninorth internal cell and not a PCI cell - * on the external PCI. The code below works though. - */ - np = of_find_node_by_name(NULL, "firewire"); - while(np) { - if (np->parent - && device_is_compatible(np->parent, "uni-north") - && (device_is_compatible(np, "pci106b,18") || - device_is_compatible(np, "pci106b,30") || - device_is_compatible(np, "pci11c1,5811"))) { - macio_chips[0].flags |= MACIO_FLAG_FW_SUPPORTED; - core99_firewire_enable(np, 0, 1); - } - np = of_find_node_by_name(np, "firewire"); - } - - /* Enable ATA-100 before PCI probe. */ - np = of_find_node_by_name(NULL, "ata-6"); - while(np) { - if (np->parent - && device_is_compatible(np->parent, "uni-north") - && device_is_compatible(np, "kauai-ata")) { - core99_ata100_enable(np, 1); - } - np = of_find_node_by_name(np, "ata-6"); - } - - /* Switch airport off */ - np = find_devices("radio"); - while(np) { - if (np && np->parent == macio_chips[0].of_node) { - macio_chips[0].flags |= MACIO_FLAG_AIRPORT_ON; - core99_airport_enable(np, 0, 0); - } - np = np->next; - } - } - - /* On all machines that support sound PM, switch sound off */ - if (macio_chips[0].of_node) - pmac_do_feature_call(PMAC_FTR_SOUND_CHIP_ENABLE, - macio_chips[0].of_node, 0, 0); - - /* While on some desktop G3s, we turn it back on */ - if (macio_chips[0].of_node && macio_chips[0].type == macio_heathrow - && (pmac_mb.model_id == PMAC_TYPE_GOSSAMER || - pmac_mb.model_id == PMAC_TYPE_SILK)) { - struct macio_chip* macio = &macio_chips[0]; - MACIO_BIS(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE); - MACIO_BIC(HEATHROW_FCR, HRW_SOUND_POWER_N); - } - - /* Some machine models need the clock chip to be properly setup for - * clock spreading now. This should be a platform function but we - * don't do these at the moment - */ - pmac_tweak_clock_spreading(1); - -#endif /* CONFIG_POWER4 */ - - /* On all machines, switch modem & serial ports off */ - np = find_devices("ch-a"); - while(np) { - initial_serial_shutdown(np); - np = np->next; - } - np = find_devices("ch-b"); - while(np) { - initial_serial_shutdown(np); - np = np->next; - } -} - -void __init -pmac_feature_init(void) -{ - /* Detect the UniNorth memory controller */ - probe_uninorth(); - - /* Probe mac-io controllers */ - if (probe_macios()) { - printk(KERN_WARNING "No mac-io chip found\n"); - return; - } - - /* Setup low-level i2c stuffs */ - pmac_init_low_i2c(); - - /* Probe machine type */ - if (probe_motherboard()) - printk(KERN_WARNING "Unknown PowerMac !\n"); - - /* Set some initial features (turn off some chips that will - * be later turned on) - */ - set_initial_features(); -} - -int __init -pmac_feature_late_init(void) -{ - struct device_node* np; - - /* Request some resources late */ - if (uninorth_node) - request_OF_resource(uninorth_node, 0, NULL); - np = find_devices("hammerhead"); - if (np) - request_OF_resource(np, 0, NULL); - np = find_devices("interrupt-controller"); - if (np) - request_OF_resource(np, 0, NULL); - return 0; -} - -device_initcall(pmac_feature_late_init); - -#ifdef CONFIG_POWER4 - -static void dump_HT_speeds(char *name, u32 cfg, u32 frq) -{ - int freqs[16] = { 200,300,400,500,600,800,1000,0,0,0,0,0,0,0,0,0 }; - int bits[8] = { 8,16,0,32,2,4,0,0 }; - int freq = (frq >> 8) & 0xf; - - if (freqs[freq] == 0) - printk("%s: Unknown HT link frequency %x\n", name, freq); - else - printk("%s: %d MHz on main link, (%d in / %d out) bits width\n", - name, freqs[freq], - bits[(cfg >> 28) & 0x7], bits[(cfg >> 24) & 0x7]); -} - -void __init pmac_check_ht_link(void) -{ - u32 ufreq, freq, ucfg, cfg; - struct device_node *pcix_node; - u8 px_bus, px_devfn; - struct pci_controller *px_hose; - - (void)in_be32(u3_ht + U3_HT_LINK_COMMAND); - ucfg = cfg = in_be32(u3_ht + U3_HT_LINK_CONFIG); - ufreq = freq = in_be32(u3_ht + U3_HT_LINK_FREQ); - dump_HT_speeds("U3 HyperTransport", cfg, freq); - - pcix_node = of_find_compatible_node(NULL, "pci", "pci-x"); - if (pcix_node == NULL) { - printk("No PCI-X bridge found\n"); - return; - } - if (pci_device_from_OF_node(pcix_node, &px_bus, &px_devfn) != 0) { - printk("PCI-X bridge found but not matched to pci\n"); - return; - } - px_hose = pci_find_hose_for_OF_device(pcix_node); - if (px_hose == NULL) { - printk("PCI-X bridge found but not matched to host\n"); - return; - } - early_read_config_dword(px_hose, px_bus, px_devfn, 0xc4, &cfg); - early_read_config_dword(px_hose, px_bus, px_devfn, 0xcc, &freq); - dump_HT_speeds("PCI-X HT Uplink", cfg, freq); - early_read_config_dword(px_hose, px_bus, px_devfn, 0xc8, &cfg); - early_read_config_dword(px_hose, px_bus, px_devfn, 0xd0, &freq); - dump_HT_speeds("PCI-X HT Downlink", cfg, freq); -} - -#endif /* CONFIG_POWER4 */ - -/* - * Early video resume hook - */ - -static void (*pmac_early_vresume_proc)(void *data) __pmacdata; -static void *pmac_early_vresume_data __pmacdata; - -void pmac_set_early_video_resume(void (*proc)(void *data), void *data) -{ - if (_machine != _MACH_Pmac) - return; - preempt_disable(); - pmac_early_vresume_proc = proc; - pmac_early_vresume_data = data; - preempt_enable(); -} -EXPORT_SYMBOL(pmac_set_early_video_resume); - -void __pmac pmac_call_early_video_resume(void) -{ - if (pmac_early_vresume_proc) - pmac_early_vresume_proc(pmac_early_vresume_data); -} - -/* - * AGP related suspend/resume code - */ - -static struct pci_dev *pmac_agp_bridge __pmacdata; -static int (*pmac_agp_suspend)(struct pci_dev *bridge) __pmacdata; -static int (*pmac_agp_resume)(struct pci_dev *bridge) __pmacdata; - -void __pmac pmac_register_agp_pm(struct pci_dev *bridge, - int (*suspend)(struct pci_dev *bridge), - int (*resume)(struct pci_dev *bridge)) -{ - if (suspend || resume) { - pmac_agp_bridge = bridge; - pmac_agp_suspend = suspend; - pmac_agp_resume = resume; - return; - } - if (bridge != pmac_agp_bridge) - return; - pmac_agp_suspend = pmac_agp_resume = NULL; - return; -} -EXPORT_SYMBOL(pmac_register_agp_pm); - -void __pmac pmac_suspend_agp_for_card(struct pci_dev *dev) -{ - if (pmac_agp_bridge == NULL || pmac_agp_suspend == NULL) - return; - if (pmac_agp_bridge->bus != dev->bus) - return; - pmac_agp_suspend(pmac_agp_bridge); -} -EXPORT_SYMBOL(pmac_suspend_agp_for_card); - -void __pmac pmac_resume_agp_for_card(struct pci_dev *dev) -{ - if (pmac_agp_bridge == NULL || pmac_agp_resume == NULL) - return; - if (pmac_agp_bridge->bus != dev->bus) - return; - pmac_agp_resume(pmac_agp_bridge); -} -EXPORT_SYMBOL(pmac_resume_agp_for_card); diff --git a/arch/ppc/platforms/pmac_low_i2c.c b/arch/ppc/platforms/pmac_low_i2c.c deleted file mode 100644 index 08583fce169..00000000000 --- a/arch/ppc/platforms/pmac_low_i2c.c +++ /dev/null @@ -1,511 +0,0 @@ -/* - * arch/ppc/platforms/pmac_low_i2c.c - * - * Copyright (C) 2003 Ben. Herrenschmidt (benh@kernel.crashing.org) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * This file contains some low-level i2c access routines that - * need to be used by various bits of the PowerMac platform code - * at times where the real asynchronous & interrupt driven driver - * cannot be used. The API borrows some semantics from the darwin - * driver in order to ease the implementation of the platform - * properties parser - */ - -#include <linux/config.h> -#include <linux/types.h> -#include <linux/delay.h> -#include <linux/sched.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/adb.h> -#include <linux/pmu.h> -#include <asm/keylargo.h> -#include <asm/uninorth.h> -#include <asm/io.h> -#include <asm/prom.h> -#include <asm/machdep.h> -#include <asm/pmac_low_i2c.h> - -#define MAX_LOW_I2C_HOST 4 - -#if 1 -#define DBG(x...) do {\ - printk(KERN_DEBUG "KW:" x); \ - } while(0) -#else -#define DBGG(x...) -#endif - -struct low_i2c_host; - -typedef int (*low_i2c_func_t)(struct low_i2c_host *host, u8 addr, u8 sub, u8 *data, int len); - -struct low_i2c_host -{ - struct device_node *np; /* OF device node */ - struct semaphore mutex; /* Access mutex for use by i2c-keywest */ - low_i2c_func_t func; /* Access function */ - int is_open : 1; /* Poor man's access control */ - int mode; /* Current mode */ - int channel; /* Current channel */ - int num_channels; /* Number of channels */ - void __iomem * base; /* For keywest-i2c, base address */ - int bsteps; /* And register stepping */ - int speed; /* And speed */ -}; - -static struct low_i2c_host low_i2c_hosts[MAX_LOW_I2C_HOST]; - -/* No locking is necessary on allocation, we are running way before - * anything can race with us - */ -static struct low_i2c_host *find_low_i2c_host(struct device_node *np) -{ - int i; - - for (i = 0; i < MAX_LOW_I2C_HOST; i++) - if (low_i2c_hosts[i].np == np) - return &low_i2c_hosts[i]; - return NULL; -} - -/* - * - * i2c-keywest implementation (UniNorth, U2, U3, Keylargo's) - * - */ - -/* - * Keywest i2c definitions borrowed from drivers/i2c/i2c-keywest.h, - * should be moved somewhere in include/asm-ppc/ - */ -/* Register indices */ -typedef enum { - reg_mode = 0, - reg_control, - reg_status, - reg_isr, - reg_ier, - reg_addr, - reg_subaddr, - reg_data -} reg_t; - - -/* Mode register */ -#define KW_I2C_MODE_100KHZ 0x00 -#define KW_I2C_MODE_50KHZ 0x01 -#define KW_I2C_MODE_25KHZ 0x02 -#define KW_I2C_MODE_DUMB 0x00 -#define KW_I2C_MODE_STANDARD 0x04 -#define KW_I2C_MODE_STANDARDSUB 0x08 -#define KW_I2C_MODE_COMBINED 0x0C -#define KW_I2C_MODE_MODE_MASK 0x0C -#define KW_I2C_MODE_CHAN_MASK 0xF0 - -/* Control register */ -#define KW_I2C_CTL_AAK 0x01 -#define KW_I2C_CTL_XADDR 0x02 -#define KW_I2C_CTL_STOP 0x04 -#define KW_I2C_CTL_START 0x08 - -/* Status register */ -#define KW_I2C_STAT_BUSY 0x01 -#define KW_I2C_STAT_LAST_AAK 0x02 -#define KW_I2C_STAT_LAST_RW 0x04 -#define KW_I2C_STAT_SDA 0x08 -#define KW_I2C_STAT_SCL 0x10 - -/* IER & ISR registers */ -#define KW_I2C_IRQ_DATA 0x01 -#define KW_I2C_IRQ_ADDR 0x02 -#define KW_I2C_IRQ_STOP 0x04 -#define KW_I2C_IRQ_START 0x08 -#define KW_I2C_IRQ_MASK 0x0F - -/* State machine states */ -enum { - state_idle, - state_addr, - state_read, - state_write, - state_stop, - state_dead -}; - -#define WRONG_STATE(name) do {\ - printk(KERN_DEBUG "KW: wrong state. Got %s, state: %s (isr: %02x)\n", \ - name, __kw_state_names[state], isr); \ - } while(0) - -static const char *__kw_state_names[] = { - "state_idle", - "state_addr", - "state_read", - "state_write", - "state_stop", - "state_dead" -}; - -static inline u8 __kw_read_reg(struct low_i2c_host *host, reg_t reg) -{ - return in_8(host->base + (((unsigned)reg) << host->bsteps)); -} - -static inline void __kw_write_reg(struct low_i2c_host *host, reg_t reg, u8 val) -{ - out_8(host->base + (((unsigned)reg) << host->bsteps), val); - (void)__kw_read_reg(host, reg_subaddr); -} - -#define kw_write_reg(reg, val) __kw_write_reg(host, reg, val) -#define kw_read_reg(reg) __kw_read_reg(host, reg) - - -/* Don't schedule, the g5 fan controller is too - * timing sensitive - */ -static u8 kw_wait_interrupt(struct low_i2c_host* host) -{ - int i; - u8 isr; - - for (i = 0; i < 200000; i++) { - isr = kw_read_reg(reg_isr) & KW_I2C_IRQ_MASK; - if (isr != 0) - return isr; - udelay(1); - } - return isr; -} - -static int kw_handle_interrupt(struct low_i2c_host *host, int state, int rw, int *rc, u8 **data, int *len, u8 isr) -{ - u8 ack; - - if (isr == 0) { - if (state != state_stop) { - DBG("KW: Timeout !\n"); - *rc = -EIO; - goto stop; - } - if (state == state_stop) { - ack = kw_read_reg(reg_status); - if (!(ack & KW_I2C_STAT_BUSY)) { - state = state_idle; - kw_write_reg(reg_ier, 0x00); - } - } - return state; - } - - if (isr & KW_I2C_IRQ_ADDR) { - ack = kw_read_reg(reg_status); - if (state != state_addr) { - kw_write_reg(reg_isr, KW_I2C_IRQ_ADDR); - WRONG_STATE("KW_I2C_IRQ_ADDR"); - *rc = -EIO; - goto stop; - } - if ((ack & KW_I2C_STAT_LAST_AAK) == 0) { - *rc = -ENODEV; - DBG("KW: NAK on address\n"); - return state_stop; - } else { - if (rw) { - state = state_read; - if (*len > 1) - kw_write_reg(reg_control, KW_I2C_CTL_AAK); - } else { - state = state_write; - kw_write_reg(reg_data, **data); - (*data)++; (*len)--; - } - } - kw_write_reg(reg_isr, KW_I2C_IRQ_ADDR); - } - - if (isr & KW_I2C_IRQ_DATA) { - if (state == state_read) { - **data = kw_read_reg(reg_data); - (*data)++; (*len)--; - kw_write_reg(reg_isr, KW_I2C_IRQ_DATA); - if ((*len) == 0) - state = state_stop; - else if ((*len) == 1) - kw_write_reg(reg_control, 0); - } else if (state == state_write) { - ack = kw_read_reg(reg_status); - if ((ack & KW_I2C_STAT_LAST_AAK) == 0) { - DBG("KW: nack on data write\n"); - *rc = -EIO; - goto stop; - } else if (*len) { - kw_write_reg(reg_data, **data); - (*data)++; (*len)--; - } else { - kw_write_reg(reg_control, KW_I2C_CTL_STOP); - state = state_stop; - *rc = 0; - } - kw_write_reg(reg_isr, KW_I2C_IRQ_DATA); - } else { - kw_write_reg(reg_isr, KW_I2C_IRQ_DATA); - WRONG_STATE("KW_I2C_IRQ_DATA"); - if (state != state_stop) { - *rc = -EIO; - goto stop; - } - } - } - - if (isr & KW_I2C_IRQ_STOP) { - kw_write_reg(reg_isr, KW_I2C_IRQ_STOP); - if (state != state_stop) { - WRONG_STATE("KW_I2C_IRQ_STOP"); - *rc = -EIO; - } - return state_idle; - } - - if (isr & KW_I2C_IRQ_START) - kw_write_reg(reg_isr, KW_I2C_IRQ_START); - - return state; - - stop: - kw_write_reg(reg_control, KW_I2C_CTL_STOP); - return state_stop; -} - -static int keywest_low_i2c_func(struct low_i2c_host *host, u8 addr, u8 subaddr, u8 *data, int len) -{ - u8 mode_reg = host->speed; - int state = state_addr; - int rc = 0; - - /* Setup mode & subaddress if any */ - switch(host->mode) { - case pmac_low_i2c_mode_dumb: - printk(KERN_ERR "low_i2c: Dumb mode not supported !\n"); - return -EINVAL; - case pmac_low_i2c_mode_std: - mode_reg |= KW_I2C_MODE_STANDARD; - break; - case pmac_low_i2c_mode_stdsub: - mode_reg |= KW_I2C_MODE_STANDARDSUB; - kw_write_reg(reg_subaddr, subaddr); - break; - case pmac_low_i2c_mode_combined: - mode_reg |= KW_I2C_MODE_COMBINED; - kw_write_reg(reg_subaddr, subaddr); - break; - } - - /* Setup channel & clear pending irqs */ - kw_write_reg(reg_isr, kw_read_reg(reg_isr)); - kw_write_reg(reg_mode, mode_reg | (host->channel << 4)); - kw_write_reg(reg_status, 0); - - /* Set up address and r/w bit */ - kw_write_reg(reg_addr, addr); - - /* Start sending address & disable interrupt*/ - kw_write_reg(reg_ier, 0 /*KW_I2C_IRQ_MASK*/); - kw_write_reg(reg_control, KW_I2C_CTL_XADDR); - - /* State machine, to turn into an interrupt handler */ - while(state != state_idle) { - u8 isr = kw_wait_interrupt(host); - state = kw_handle_interrupt(host, state, addr & 1, &rc, &data, &len, isr); - } - - return rc; -} - -static void keywest_low_i2c_add(struct device_node *np) -{ - struct low_i2c_host *host = find_low_i2c_host(NULL); - unsigned long *psteps, *prate, steps, aoffset = 0; - struct device_node *parent; - - if (host == NULL) { - printk(KERN_ERR "low_i2c: Can't allocate host for %s\n", - np->full_name); - return; - } - memset(host, 0, sizeof(*host)); - - init_MUTEX(&host->mutex); - host->np = of_node_get(np); - psteps = (unsigned long *)get_property(np, "AAPL,address-step", NULL); - steps = psteps ? (*psteps) : 0x10; - for (host->bsteps = 0; (steps & 0x01) == 0; host->bsteps++) - steps >>= 1; - parent = of_get_parent(np); - host->num_channels = 1; - if (parent && parent->name[0] == 'u') { - host->num_channels = 2; - aoffset = 3; - } - /* Select interface rate */ - host->speed = KW_I2C_MODE_100KHZ; - prate = (unsigned long *)get_property(np, "AAPL,i2c-rate", NULL); - if (prate) switch(*prate) { - case 100: - host->speed = KW_I2C_MODE_100KHZ; - break; - case 50: - host->speed = KW_I2C_MODE_50KHZ; - break; - case 25: - host->speed = KW_I2C_MODE_25KHZ; - break; - } - host->mode = pmac_low_i2c_mode_std; - host->base = ioremap(np->addrs[0].address + aoffset, - np->addrs[0].size); - host->func = keywest_low_i2c_func; -} - -/* - * - * PMU implementation - * - */ - - -#ifdef CONFIG_ADB_PMU - -static int pmu_low_i2c_func(struct low_i2c_host *host, u8 addr, u8 sub, u8 *data, int len) -{ - // TODO - return -ENODEV; -} - -static void pmu_low_i2c_add(struct device_node *np) -{ - struct low_i2c_host *host = find_low_i2c_host(NULL); - - if (host == NULL) { - printk(KERN_ERR "low_i2c: Can't allocate host for %s\n", - np->full_name); - return; - } - memset(host, 0, sizeof(*host)); - - init_MUTEX(&host->mutex); - host->np = of_node_get(np); - host->num_channels = 3; - host->mode = pmac_low_i2c_mode_std; - host->func = pmu_low_i2c_func; -} - -#endif /* CONFIG_ADB_PMU */ - -void __init pmac_init_low_i2c(void) -{ - struct device_node *np; - - /* Probe keywest-i2c busses */ - np = of_find_compatible_node(NULL, "i2c", "keywest-i2c"); - while(np) { - keywest_low_i2c_add(np); - np = of_find_compatible_node(np, "i2c", "keywest-i2c"); - } - -#ifdef CONFIG_ADB_PMU - /* Probe PMU busses */ - np = of_find_node_by_name(NULL, "via-pmu"); - if (np) - pmu_low_i2c_add(np); -#endif /* CONFIG_ADB_PMU */ - - /* TODO: Add CUDA support as well */ -} - -int pmac_low_i2c_lock(struct device_node *np) -{ - struct low_i2c_host *host = find_low_i2c_host(np); - - if (!host) - return -ENODEV; - down(&host->mutex); - return 0; -} -EXPORT_SYMBOL(pmac_low_i2c_lock); - -int pmac_low_i2c_unlock(struct device_node *np) -{ - struct low_i2c_host *host = find_low_i2c_host(np); - - if (!host) - return -ENODEV; - up(&host->mutex); - return 0; -} -EXPORT_SYMBOL(pmac_low_i2c_unlock); - - -int pmac_low_i2c_open(struct device_node *np, int channel) -{ - struct low_i2c_host *host = find_low_i2c_host(np); - - if (!host) - return -ENODEV; - - if (channel >= host->num_channels) - return -EINVAL; - - down(&host->mutex); - host->is_open = 1; - host->channel = channel; - - return 0; -} -EXPORT_SYMBOL(pmac_low_i2c_open); - -int pmac_low_i2c_close(struct device_node *np) -{ - struct low_i2c_host *host = find_low_i2c_host(np); - - if (!host) - return -ENODEV; - - host->is_open = 0; - up(&host->mutex); - - return 0; -} -EXPORT_SYMBOL(pmac_low_i2c_close); - -int pmac_low_i2c_setmode(struct device_node *np, int mode) -{ - struct low_i2c_host *host = find_low_i2c_host(np); - - if (!host) - return -ENODEV; - WARN_ON(!host->is_open); - host->mode = mode; - - return 0; -} -EXPORT_SYMBOL(pmac_low_i2c_setmode); - -int pmac_low_i2c_xfer(struct device_node *np, u8 addrdir, u8 subaddr, u8 *data, int len) -{ - struct low_i2c_host *host = find_low_i2c_host(np); - - if (!host) - return -ENODEV; - WARN_ON(!host->is_open); - - return host->func(host, addrdir, subaddr, data, len); -} -EXPORT_SYMBOL(pmac_low_i2c_xfer); - diff --git a/arch/ppc/platforms/pmac_nvram.c b/arch/ppc/platforms/pmac_nvram.c deleted file mode 100644 index c9de6420599..00000000000 --- a/arch/ppc/platforms/pmac_nvram.c +++ /dev/null @@ -1,584 +0,0 @@ -/* - * arch/ppc/platforms/pmac_nvram.c - * - * Copyright (C) 2002 Benjamin Herrenschmidt (benh@kernel.crashing.org) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * Todo: - add support for the OF persistent properties - */ -#include <linux/config.h> -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/stddef.h> -#include <linux/string.h> -#include <linux/nvram.h> -#include <linux/init.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/adb.h> -#include <linux/pmu.h> -#include <linux/bootmem.h> -#include <linux/completion.h> -#include <linux/spinlock.h> -#include <asm/sections.h> -#include <asm/io.h> -#include <asm/system.h> -#include <asm/prom.h> -#include <asm/machdep.h> -#include <asm/nvram.h> - -#define DEBUG - -#ifdef DEBUG -#define DBG(x...) printk(x) -#else -#define DBG(x...) -#endif - -#define NVRAM_SIZE 0x2000 /* 8kB of non-volatile RAM */ - -#define CORE99_SIGNATURE 0x5a -#define CORE99_ADLER_START 0x14 - -/* On Core99, nvram is either a sharp, a micron or an AMD flash */ -#define SM_FLASH_STATUS_DONE 0x80 -#define SM_FLASH_STATUS_ERR 0x38 -#define SM_FLASH_CMD_ERASE_CONFIRM 0xd0 -#define SM_FLASH_CMD_ERASE_SETUP 0x20 -#define SM_FLASH_CMD_RESET 0xff -#define SM_FLASH_CMD_WRITE_SETUP 0x40 -#define SM_FLASH_CMD_CLEAR_STATUS 0x50 -#define SM_FLASH_CMD_READ_STATUS 0x70 - -/* CHRP NVRAM header */ -struct chrp_header { - u8 signature; - u8 cksum; - u16 len; - char name[12]; - u8 data[0]; -}; - -struct core99_header { - struct chrp_header hdr; - u32 adler; - u32 generation; - u32 reserved[2]; -}; - -/* - * Read and write the non-volatile RAM on PowerMacs and CHRP machines. - */ -static int nvram_naddrs; -static volatile unsigned char *nvram_addr; -static volatile unsigned char *nvram_data; -static int nvram_mult, is_core_99; -static int core99_bank = 0; -static int nvram_partitions[3]; -static DEFINE_SPINLOCK(nv_lock); - -extern int pmac_newworld; -extern int system_running; - -static int (*core99_write_bank)(int bank, u8* datas); -static int (*core99_erase_bank)(int bank); - -static char *nvram_image __pmacdata; - - -static unsigned char __pmac core99_nvram_read_byte(int addr) -{ - if (nvram_image == NULL) - return 0xff; - return nvram_image[addr]; -} - -static void __pmac core99_nvram_write_byte(int addr, unsigned char val) -{ - if (nvram_image == NULL) - return; - nvram_image[addr] = val; -} - - -static unsigned char __openfirmware direct_nvram_read_byte(int addr) -{ - return in_8(&nvram_data[(addr & (NVRAM_SIZE - 1)) * nvram_mult]); -} - -static void __openfirmware direct_nvram_write_byte(int addr, unsigned char val) -{ - out_8(&nvram_data[(addr & (NVRAM_SIZE - 1)) * nvram_mult], val); -} - - -static unsigned char __pmac indirect_nvram_read_byte(int addr) -{ - unsigned char val; - unsigned long flags; - - spin_lock_irqsave(&nv_lock, flags); - out_8(nvram_addr, addr >> 5); - val = in_8(&nvram_data[(addr & 0x1f) << 4]); - spin_unlock_irqrestore(&nv_lock, flags); - - return val; -} - -static void __pmac indirect_nvram_write_byte(int addr, unsigned char val) -{ - unsigned long flags; - - spin_lock_irqsave(&nv_lock, flags); - out_8(nvram_addr, addr >> 5); - out_8(&nvram_data[(addr & 0x1f) << 4], val); - spin_unlock_irqrestore(&nv_lock, flags); -} - - -#ifdef CONFIG_ADB_PMU - -static void __pmac pmu_nvram_complete(struct adb_request *req) -{ - if (req->arg) - complete((struct completion *)req->arg); -} - -static unsigned char __pmac pmu_nvram_read_byte(int addr) -{ - struct adb_request req; - DECLARE_COMPLETION(req_complete); - - req.arg = system_state == SYSTEM_RUNNING ? &req_complete : NULL; - if (pmu_request(&req, pmu_nvram_complete, 3, PMU_READ_NVRAM, - (addr >> 8) & 0xff, addr & 0xff)) - return 0xff; - if (system_state == SYSTEM_RUNNING) - wait_for_completion(&req_complete); - while (!req.complete) - pmu_poll(); - return req.reply[0]; -} - -static void __pmac pmu_nvram_write_byte(int addr, unsigned char val) -{ - struct adb_request req; - DECLARE_COMPLETION(req_complete); - - req.arg = system_state == SYSTEM_RUNNING ? &req_complete : NULL; - if (pmu_request(&req, pmu_nvram_complete, 4, PMU_WRITE_NVRAM, - (addr >> 8) & 0xff, addr & 0xff, val)) - return; - if (system_state == SYSTEM_RUNNING) - wait_for_completion(&req_complete); - while (!req.complete) - pmu_poll(); -} - -#endif /* CONFIG_ADB_PMU */ - - -static u8 __pmac chrp_checksum(struct chrp_header* hdr) -{ - u8 *ptr; - u16 sum = hdr->signature; - for (ptr = (u8 *)&hdr->len; ptr < hdr->data; ptr++) - sum += *ptr; - while (sum > 0xFF) - sum = (sum & 0xFF) + (sum>>8); - return sum; -} - -static u32 __pmac core99_calc_adler(u8 *buffer) -{ - int cnt; - u32 low, high; - - buffer += CORE99_ADLER_START; - low = 1; - high = 0; - for (cnt=0; cnt<(NVRAM_SIZE-CORE99_ADLER_START); cnt++) { - if ((cnt % 5000) == 0) { - high %= 65521UL; - high %= 65521UL; - } - low += buffer[cnt]; - high += low; - } - low %= 65521UL; - high %= 65521UL; - - return (high << 16) | low; -} - -static u32 __pmac core99_check(u8* datas) -{ - struct core99_header* hdr99 = (struct core99_header*)datas; - - if (hdr99->hdr.signature != CORE99_SIGNATURE) { - DBG("Invalid signature\n"); - return 0; - } - if (hdr99->hdr.cksum != chrp_checksum(&hdr99->hdr)) { - DBG("Invalid checksum\n"); - return 0; - } - if (hdr99->adler != core99_calc_adler(datas)) { - DBG("Invalid adler\n"); - return 0; - } - return hdr99->generation; -} - -static int __pmac sm_erase_bank(int bank) -{ - int stat, i; - unsigned long timeout; - - u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE; - - DBG("nvram: Sharp/Micron Erasing bank %d...\n", bank); - - out_8(base, SM_FLASH_CMD_ERASE_SETUP); - out_8(base, SM_FLASH_CMD_ERASE_CONFIRM); - timeout = 0; - do { - if (++timeout > 1000000) { - printk(KERN_ERR "nvram: Sharp/Miron flash erase timeout !\n"); - break; - } - out_8(base, SM_FLASH_CMD_READ_STATUS); - stat = in_8(base); - } while (!(stat & SM_FLASH_STATUS_DONE)); - - out_8(base, SM_FLASH_CMD_CLEAR_STATUS); - out_8(base, SM_FLASH_CMD_RESET); - - for (i=0; i<NVRAM_SIZE; i++) - if (base[i] != 0xff) { - printk(KERN_ERR "nvram: Sharp/Micron flash erase failed !\n"); - return -ENXIO; - } - return 0; -} - -static int __pmac sm_write_bank(int bank, u8* datas) -{ - int i, stat = 0; - unsigned long timeout; - - u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE; - - DBG("nvram: Sharp/Micron Writing bank %d...\n", bank); - - for (i=0; i<NVRAM_SIZE; i++) { - out_8(base+i, SM_FLASH_CMD_WRITE_SETUP); - udelay(1); - out_8(base+i, datas[i]); - timeout = 0; - do { - if (++timeout > 1000000) { - printk(KERN_ERR "nvram: Sharp/Micron flash write timeout !\n"); - break; - } - out_8(base, SM_FLASH_CMD_READ_STATUS); - stat = in_8(base); - } while (!(stat & SM_FLASH_STATUS_DONE)); - if (!(stat & SM_FLASH_STATUS_DONE)) - break; - } - out_8(base, SM_FLASH_CMD_CLEAR_STATUS); - out_8(base, SM_FLASH_CMD_RESET); - for (i=0; i<NVRAM_SIZE; i++) - if (base[i] != datas[i]) { - printk(KERN_ERR "nvram: Sharp/Micron flash write failed !\n"); - return -ENXIO; - } - return 0; -} - -static int __pmac amd_erase_bank(int bank) -{ - int i, stat = 0; - unsigned long timeout; - - u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE; - - DBG("nvram: AMD Erasing bank %d...\n", bank); - - /* Unlock 1 */ - out_8(base+0x555, 0xaa); - udelay(1); - /* Unlock 2 */ - out_8(base+0x2aa, 0x55); - udelay(1); - - /* Sector-Erase */ - out_8(base+0x555, 0x80); - udelay(1); - out_8(base+0x555, 0xaa); - udelay(1); - out_8(base+0x2aa, 0x55); - udelay(1); - out_8(base, 0x30); - udelay(1); - - timeout = 0; - do { - if (++timeout > 1000000) { - printk(KERN_ERR "nvram: AMD flash erase timeout !\n"); - break; - } - stat = in_8(base) ^ in_8(base); - } while (stat != 0); - - /* Reset */ - out_8(base, 0xf0); - udelay(1); - - for (i=0; i<NVRAM_SIZE; i++) - if (base[i] != 0xff) { - printk(KERN_ERR "nvram: AMD flash erase failed !\n"); - return -ENXIO; - } - return 0; -} - -static int __pmac amd_write_bank(int bank, u8* datas) -{ - int i, stat = 0; - unsigned long timeout; - - u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE; - - DBG("nvram: AMD Writing bank %d...\n", bank); - - for (i=0; i<NVRAM_SIZE; i++) { - /* Unlock 1 */ - out_8(base+0x555, 0xaa); - udelay(1); - /* Unlock 2 */ - out_8(base+0x2aa, 0x55); - udelay(1); - - /* Write single word */ - out_8(base+0x555, 0xa0); - udelay(1); - out_8(base+i, datas[i]); - - timeout = 0; - do { - if (++timeout > 1000000) { - printk(KERN_ERR "nvram: AMD flash write timeout !\n"); - break; - } - stat = in_8(base) ^ in_8(base); - } while (stat != 0); - if (stat != 0) - break; - } - - /* Reset */ - out_8(base, 0xf0); - udelay(1); - - for (i=0; i<NVRAM_SIZE; i++) - if (base[i] != datas[i]) { - printk(KERN_ERR "nvram: AMD flash write failed !\n"); - return -ENXIO; - } - return 0; -} - -static void __init lookup_partitions(void) -{ - u8 buffer[17]; - int i, offset; - struct chrp_header* hdr; - - if (pmac_newworld) { - nvram_partitions[pmac_nvram_OF] = -1; - nvram_partitions[pmac_nvram_XPRAM] = -1; - nvram_partitions[pmac_nvram_NR] = -1; - hdr = (struct chrp_header *)buffer; - - offset = 0; - buffer[16] = 0; - do { - for (i=0;i<16;i++) - buffer[i] = nvram_read_byte(offset+i); - if (!strcmp(hdr->name, "common")) - nvram_partitions[pmac_nvram_OF] = offset + 0x10; - if (!strcmp(hdr->name, "APL,MacOS75")) { - nvram_partitions[pmac_nvram_XPRAM] = offset + 0x10; - nvram_partitions[pmac_nvram_NR] = offset + 0x110; - } - offset += (hdr->len * 0x10); - } while(offset < NVRAM_SIZE); - } else { - nvram_partitions[pmac_nvram_OF] = 0x1800; - nvram_partitions[pmac_nvram_XPRAM] = 0x1300; - nvram_partitions[pmac_nvram_NR] = 0x1400; - } - DBG("nvram: OF partition at 0x%x\n", nvram_partitions[pmac_nvram_OF]); - DBG("nvram: XP partition at 0x%x\n", nvram_partitions[pmac_nvram_XPRAM]); - DBG("nvram: NR partition at 0x%x\n", nvram_partitions[pmac_nvram_NR]); -} - -static void __pmac core99_nvram_sync(void) -{ - struct core99_header* hdr99; - unsigned long flags; - - if (!is_core_99 || !nvram_data || !nvram_image) - return; - - spin_lock_irqsave(&nv_lock, flags); - if (!memcmp(nvram_image, (u8*)nvram_data + core99_bank*NVRAM_SIZE, - NVRAM_SIZE)) - goto bail; - - DBG("Updating nvram...\n"); - - hdr99 = (struct core99_header*)nvram_image; - hdr99->generation++; - hdr99->hdr.signature = CORE99_SIGNATURE; - hdr99->hdr.cksum = chrp_checksum(&hdr99->hdr); - hdr99->adler = core99_calc_adler(nvram_image); - core99_bank = core99_bank ? 0 : 1; - if (core99_erase_bank) - if (core99_erase_bank(core99_bank)) { - printk("nvram: Error erasing bank %d\n", core99_bank); - goto bail; - } - if (core99_write_bank) - if (core99_write_bank(core99_bank, nvram_image)) - printk("nvram: Error writing bank %d\n", core99_bank); - bail: - spin_unlock_irqrestore(&nv_lock, flags); - -#ifdef DEBUG - mdelay(2000); -#endif -} - -void __init pmac_nvram_init(void) -{ - struct device_node *dp; - - nvram_naddrs = 0; - - dp = find_devices("nvram"); - if (dp == NULL) { - printk(KERN_ERR "Can't find NVRAM device\n"); - return; - } - nvram_naddrs = dp->n_addrs; - is_core_99 = device_is_compatible(dp, "nvram,flash"); - if (is_core_99) { - int i; - u32 gen_bank0, gen_bank1; - - if (nvram_naddrs < 1) { - printk(KERN_ERR "nvram: no address\n"); - return; - } - nvram_image = alloc_bootmem(NVRAM_SIZE); - if (nvram_image == NULL) { - printk(KERN_ERR "nvram: can't allocate ram image\n"); - return; - } - nvram_data = ioremap(dp->addrs[0].address, NVRAM_SIZE*2); - nvram_naddrs = 1; /* Make sure we get the correct case */ - - DBG("nvram: Checking bank 0...\n"); - - gen_bank0 = core99_check((u8 *)nvram_data); - gen_bank1 = core99_check((u8 *)nvram_data + NVRAM_SIZE); - core99_bank = (gen_bank0 < gen_bank1) ? 1 : 0; - - DBG("nvram: gen0=%d, gen1=%d\n", gen_bank0, gen_bank1); - DBG("nvram: Active bank is: %d\n", core99_bank); - - for (i=0; i<NVRAM_SIZE; i++) - nvram_image[i] = nvram_data[i + core99_bank*NVRAM_SIZE]; - - ppc_md.nvram_read_val = core99_nvram_read_byte; - ppc_md.nvram_write_val = core99_nvram_write_byte; - ppc_md.nvram_sync = core99_nvram_sync; - /* - * Maybe we could be smarter here though making an exclusive list - * of known flash chips is a bit nasty as older OF didn't provide us - * with a useful "compatible" entry. A solution would be to really - * identify the chip using flash id commands and base ourselves on - * a list of known chips IDs - */ - if (device_is_compatible(dp, "amd-0137")) { - core99_erase_bank = amd_erase_bank; - core99_write_bank = amd_write_bank; - } else { - core99_erase_bank = sm_erase_bank; - core99_write_bank = sm_write_bank; - } - } else if (_machine == _MACH_chrp && nvram_naddrs == 1) { - nvram_data = ioremap(dp->addrs[0].address + isa_mem_base, - dp->addrs[0].size); - nvram_mult = 1; - ppc_md.nvram_read_val = direct_nvram_read_byte; - ppc_md.nvram_write_val = direct_nvram_write_byte; - } else if (nvram_naddrs == 1) { - nvram_data = ioremap(dp->addrs[0].address, dp->addrs[0].size); - nvram_mult = (dp->addrs[0].size + NVRAM_SIZE - 1) / NVRAM_SIZE; - ppc_md.nvram_read_val = direct_nvram_read_byte; - ppc_md.nvram_write_val = direct_nvram_write_byte; - } else if (nvram_naddrs == 2) { - nvram_addr = ioremap(dp->addrs[0].address, dp->addrs[0].size); - nvram_data = ioremap(dp->addrs[1].address, dp->addrs[1].size); - ppc_md.nvram_read_val = indirect_nvram_read_byte; - ppc_md.nvram_write_val = indirect_nvram_write_byte; - } else if (nvram_naddrs == 0 && sys_ctrler == SYS_CTRLER_PMU) { -#ifdef CONFIG_ADB_PMU - nvram_naddrs = -1; - ppc_md.nvram_read_val = pmu_nvram_read_byte; - ppc_md.nvram_write_val = pmu_nvram_write_byte; -#endif /* CONFIG_ADB_PMU */ - } else { - printk(KERN_ERR "Don't know how to access NVRAM with %d addresses\n", - nvram_naddrs); - } - lookup_partitions(); -} - -int __pmac pmac_get_partition(int partition) -{ - return nvram_partitions[partition]; -} - -u8 __pmac pmac_xpram_read(int xpaddr) -{ - int offset = nvram_partitions[pmac_nvram_XPRAM]; - - if (offset < 0) - return 0xff; - - return ppc_md.nvram_read_val(xpaddr + offset); -} - -void __pmac pmac_xpram_write(int xpaddr, u8 data) -{ - int offset = nvram_partitions[pmac_nvram_XPRAM]; - - if (offset < 0) - return; - - ppc_md.nvram_write_val(xpaddr + offset, data); -} - -EXPORT_SYMBOL(pmac_get_partition); -EXPORT_SYMBOL(pmac_xpram_read); -EXPORT_SYMBOL(pmac_xpram_write); diff --git a/arch/ppc/platforms/pmac_pci.c b/arch/ppc/platforms/pmac_pci.c deleted file mode 100644 index 719fb49fe2b..00000000000 --- a/arch/ppc/platforms/pmac_pci.c +++ /dev/null @@ -1,1124 +0,0 @@ -/* - * Support for PCI bridges found on Power Macintoshes. - * At present the "bandit" and "chaos" bridges are supported. - * Fortunately you access configuration space in the same - * way with either bridge. - * - * Copyright (C) 1997 Paul Mackerras (paulus@cs.anu.edu.au) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#include <linux/kernel.h> -#include <linux/pci.h> -#include <linux/delay.h> -#include <linux/string.h> -#include <linux/init.h> - -#include <asm/sections.h> -#include <asm/io.h> -#include <asm/prom.h> -#include <asm/pci-bridge.h> -#include <asm/machdep.h> -#include <asm/pmac_feature.h> - -#undef DEBUG - -#ifdef DEBUG -#ifdef CONFIG_XMON -extern void xmon_printf(const char *fmt, ...); -#define DBG(x...) xmon_printf(x) -#else -#define DBG(x...) printk(x) -#endif -#else -#define DBG(x...) -#endif - -static int add_bridge(struct device_node *dev); -extern void pmac_check_ht_link(void); - -/* XXX Could be per-controller, but I don't think we risk anything by - * assuming we won't have both UniNorth and Bandit */ -static int has_uninorth; -#ifdef CONFIG_POWER4 -static struct pci_controller *u3_agp; -#endif /* CONFIG_POWER4 */ - -extern u8 pci_cache_line_size; -extern int pcibios_assign_bus_offset; - -struct device_node *k2_skiplist[2]; - -/* - * Magic constants for enabling cache coherency in the bandit/PSX bridge. - */ -#define BANDIT_DEVID_2 8 -#define BANDIT_REVID 3 - -#define BANDIT_DEVNUM 11 -#define BANDIT_MAGIC 0x50 -#define BANDIT_COHERENT 0x40 - -static int __init -fixup_one_level_bus_range(struct device_node *node, int higher) -{ - for (; node != 0;node = node->sibling) { - int * bus_range; - unsigned int *class_code; - int len; - - /* For PCI<->PCI bridges or CardBus bridges, we go down */ - class_code = (unsigned int *) get_property(node, "class-code", NULL); - if (!class_code || ((*class_code >> 8) != PCI_CLASS_BRIDGE_PCI && - (*class_code >> 8) != PCI_CLASS_BRIDGE_CARDBUS)) - continue; - bus_range = (int *) get_property(node, "bus-range", &len); - if (bus_range != NULL && len > 2 * sizeof(int)) { - if (bus_range[1] > higher) - higher = bus_range[1]; - } - higher = fixup_one_level_bus_range(node->child, higher); - } - return higher; -} - -/* This routine fixes the "bus-range" property of all bridges in the - * system since they tend to have their "last" member wrong on macs - * - * Note that the bus numbers manipulated here are OF bus numbers, they - * are not Linux bus numbers. - */ -static void __init -fixup_bus_range(struct device_node *bridge) -{ - int * bus_range; - int len; - - /* Lookup the "bus-range" property for the hose */ - bus_range = (int *) get_property(bridge, "bus-range", &len); - if (bus_range == NULL || len < 2 * sizeof(int)) { - printk(KERN_WARNING "Can't get bus-range for %s\n", - bridge->full_name); - return; - } - bus_range[1] = fixup_one_level_bus_range(bridge->child, bus_range[1]); -} - -/* - * Apple MacRISC (U3, UniNorth, Bandit, Chaos) PCI controllers. - * - * The "Bandit" version is present in all early PCI PowerMacs, - * and up to the first ones using Grackle. Some machines may - * have 2 bandit controllers (2 PCI busses). - * - * "Chaos" is used in some "Bandit"-type machines as a bridge - * for the separate display bus. It is accessed the same - * way as bandit, but cannot be probed for devices. It therefore - * has its own config access functions. - * - * The "UniNorth" version is present in all Core99 machines - * (iBook, G4, new IMacs, and all the recent Apple machines). - * It contains 3 controllers in one ASIC. - * - * The U3 is the bridge used on G5 machines. It contains an - * AGP bus which is dealt with the old UniNorth access routines - * and a HyperTransport bus which uses its own set of access - * functions. - */ - -#define MACRISC_CFA0(devfn, off) \ - ((1 << (unsigned long)PCI_SLOT(dev_fn)) \ - | (((unsigned long)PCI_FUNC(dev_fn)) << 8) \ - | (((unsigned long)(off)) & 0xFCUL)) - -#define MACRISC_CFA1(bus, devfn, off) \ - ((((unsigned long)(bus)) << 16) \ - |(((unsigned long)(devfn)) << 8) \ - |(((unsigned long)(off)) & 0xFCUL) \ - |1UL) - -static void volatile __iomem * __pmac -macrisc_cfg_access(struct pci_controller* hose, u8 bus, u8 dev_fn, u8 offset) -{ - unsigned int caddr; - - if (bus == hose->first_busno) { - if (dev_fn < (11 << 3)) - return NULL; - caddr = MACRISC_CFA0(dev_fn, offset); - } else - caddr = MACRISC_CFA1(bus, dev_fn, offset); - - /* Uninorth will return garbage if we don't read back the value ! */ - do { - out_le32(hose->cfg_addr, caddr); - } while (in_le32(hose->cfg_addr) != caddr); - - offset &= has_uninorth ? 0x07 : 0x03; - return hose->cfg_data + offset; -} - -static int __pmac -macrisc_read_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 *val) -{ - struct pci_controller *hose = bus->sysdata; - void volatile __iomem *addr; - - addr = macrisc_cfg_access(hose, bus->number, devfn, offset); - if (!addr) - return PCIBIOS_DEVICE_NOT_FOUND; - /* - * Note: the caller has already checked that offset is - * suitably aligned and that len is 1, 2 or 4. - */ - switch (len) { - case 1: - *val = in_8(addr); - break; - case 2: - *val = in_le16(addr); - break; - default: - *val = in_le32(addr); - break; - } - return PCIBIOS_SUCCESSFUL; -} - -static int __pmac -macrisc_write_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 val) -{ - struct pci_controller *hose = bus->sysdata; - void volatile __iomem *addr; - - addr = macrisc_cfg_access(hose, bus->number, devfn, offset); - if (!addr) - return PCIBIOS_DEVICE_NOT_FOUND; - /* - * Note: the caller has already checked that offset is - * suitably aligned and that len is 1, 2 or 4. - */ - switch (len) { - case 1: - out_8(addr, val); - (void) in_8(addr); - break; - case 2: - out_le16(addr, val); - (void) in_le16(addr); - break; - default: - out_le32(addr, val); - (void) in_le32(addr); - break; - } - return PCIBIOS_SUCCESSFUL; -} - -static struct pci_ops macrisc_pci_ops = -{ - macrisc_read_config, - macrisc_write_config -}; - -/* - * Verifiy that a specific (bus, dev_fn) exists on chaos - */ -static int __pmac -chaos_validate_dev(struct pci_bus *bus, int devfn, int offset) -{ - struct device_node *np; - u32 *vendor, *device; - - np = pci_busdev_to_OF_node(bus, devfn); - if (np == NULL) - return PCIBIOS_DEVICE_NOT_FOUND; - - vendor = (u32 *)get_property(np, "vendor-id", NULL); - device = (u32 *)get_property(np, "device-id", NULL); - if (vendor == NULL || device == NULL) - return PCIBIOS_DEVICE_NOT_FOUND; - - if ((*vendor == 0x106b) && (*device == 3) && (offset >= 0x10) - && (offset != 0x14) && (offset != 0x18) && (offset <= 0x24)) - return PCIBIOS_BAD_REGISTER_NUMBER; - - return PCIBIOS_SUCCESSFUL; -} - -static int __pmac -chaos_read_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 *val) -{ - int result = chaos_validate_dev(bus, devfn, offset); - if (result == PCIBIOS_BAD_REGISTER_NUMBER) - *val = ~0U; - if (result != PCIBIOS_SUCCESSFUL) - return result; - return macrisc_read_config(bus, devfn, offset, len, val); -} - -static int __pmac -chaos_write_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 val) -{ - int result = chaos_validate_dev(bus, devfn, offset); - if (result != PCIBIOS_SUCCESSFUL) - return result; - return macrisc_write_config(bus, devfn, offset, len, val); -} - -static struct pci_ops chaos_pci_ops = -{ - chaos_read_config, - chaos_write_config -}; - -#ifdef CONFIG_POWER4 - -/* - * These versions of U3 HyperTransport config space access ops do not - * implement self-view of the HT host yet - */ - -#define U3_HT_CFA0(devfn, off) \ - ((((unsigned long)devfn) << 8) | offset) -#define U3_HT_CFA1(bus, devfn, off) \ - (U3_HT_CFA0(devfn, off) \ - + (((unsigned long)bus) << 16) \ - + 0x01000000UL) - -static void volatile __iomem * __pmac -u3_ht_cfg_access(struct pci_controller* hose, u8 bus, u8 devfn, u8 offset) -{ - if (bus == hose->first_busno) { - /* For now, we don't self probe U3 HT bridge */ - if (PCI_FUNC(devfn) != 0 || PCI_SLOT(devfn) > 7 || - PCI_SLOT(devfn) < 1) - return 0; - return hose->cfg_data + U3_HT_CFA0(devfn, offset); - } else - return hose->cfg_data + U3_HT_CFA1(bus, devfn, offset); -} - -static int __pmac -u3_ht_read_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 *val) -{ - struct pci_controller *hose = bus->sysdata; - void volatile __iomem *addr; - int i; - - struct device_node *np = pci_busdev_to_OF_node(bus, devfn); - if (np == NULL) - return PCIBIOS_DEVICE_NOT_FOUND; - - /* - * When a device in K2 is powered down, we die on config - * cycle accesses. Fix that here. - */ - for (i=0; i<2; i++) - if (k2_skiplist[i] == np) { - switch (len) { - case 1: - *val = 0xff; break; - case 2: - *val = 0xffff; break; - default: - *val = 0xfffffffful; break; - } - return PCIBIOS_SUCCESSFUL; - } - - addr = u3_ht_cfg_access(hose, bus->number, devfn, offset); - if (!addr) - return PCIBIOS_DEVICE_NOT_FOUND; - /* - * Note: the caller has already checked that offset is - * suitably aligned and that len is 1, 2 or 4. - */ - switch (len) { - case 1: - *val = in_8(addr); - break; - case 2: - *val = in_le16(addr); - break; - default: - *val = in_le32(addr); - break; - } - return PCIBIOS_SUCCESSFUL; -} - -static int __pmac -u3_ht_write_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 val) -{ - struct pci_controller *hose = bus->sysdata; - void volatile __iomem *addr; - int i; - - struct device_node *np = pci_busdev_to_OF_node(bus, devfn); - if (np == NULL) - return PCIBIOS_DEVICE_NOT_FOUND; - /* - * When a device in K2 is powered down, we die on config - * cycle accesses. Fix that here. - */ - for (i=0; i<2; i++) - if (k2_skiplist[i] == np) - return PCIBIOS_SUCCESSFUL; - - addr = u3_ht_cfg_access(hose, bus->number, devfn, offset); - if (!addr) - return PCIBIOS_DEVICE_NOT_FOUND; - /* - * Note: the caller has already checked that offset is - * suitably aligned and that len is 1, 2 or 4. - */ - switch (len) { - case 1: - out_8(addr, val); - (void) in_8(addr); - break; - case 2: - out_le16(addr, val); - (void) in_le16(addr); - break; - default: - out_le32(addr, val); - (void) in_le32(addr); - break; - } - return PCIBIOS_SUCCESSFUL; -} - -static struct pci_ops u3_ht_pci_ops = -{ - u3_ht_read_config, - u3_ht_write_config -}; - -#endif /* CONFIG_POWER4 */ - -/* - * For a bandit bridge, turn on cache coherency if necessary. - * N.B. we could clean this up using the hose ops directly. - */ -static void __init -init_bandit(struct pci_controller *bp) -{ - unsigned int vendev, magic; - int rev; - - /* read the word at offset 0 in config space for device 11 */ - out_le32(bp->cfg_addr, (1UL << BANDIT_DEVNUM) + PCI_VENDOR_ID); - udelay(2); - vendev = in_le32(bp->cfg_data); - if (vendev == (PCI_DEVICE_ID_APPLE_BANDIT << 16) + - PCI_VENDOR_ID_APPLE) { - /* read the revision id */ - out_le32(bp->cfg_addr, - (1UL << BANDIT_DEVNUM) + PCI_REVISION_ID); - udelay(2); - rev = in_8(bp->cfg_data); - if (rev != BANDIT_REVID) - printk(KERN_WARNING - "Unknown revision %d for bandit\n", rev); - } else if (vendev != (BANDIT_DEVID_2 << 16) + PCI_VENDOR_ID_APPLE) { - printk(KERN_WARNING "bandit isn't? (%x)\n", vendev); - return; - } - - /* read the word at offset 0x50 */ - out_le32(bp->cfg_addr, (1UL << BANDIT_DEVNUM) + BANDIT_MAGIC); - udelay(2); - magic = in_le32(bp->cfg_data); - if ((magic & BANDIT_COHERENT) != 0) - return; - magic |= BANDIT_COHERENT; - udelay(2); - out_le32(bp->cfg_data, magic); - printk(KERN_INFO "Cache coherency enabled for bandit/PSX\n"); -} - - -/* - * Tweak the PCI-PCI bridge chip on the blue & white G3s. - */ -static void __init -init_p2pbridge(void) -{ - struct device_node *p2pbridge; - struct pci_controller* hose; - u8 bus, devfn; - u16 val; - - /* XXX it would be better here to identify the specific - PCI-PCI bridge chip we have. */ - if ((p2pbridge = find_devices("pci-bridge")) == 0 - || p2pbridge->parent == NULL - || strcmp(p2pbridge->parent->name, "pci") != 0) - return; - if (pci_device_from_OF_node(p2pbridge, &bus, &devfn) < 0) { - DBG("Can't find PCI infos for PCI<->PCI bridge\n"); - return; - } - /* Warning: At this point, we have not yet renumbered all busses. - * So we must use OF walking to find out hose - */ - hose = pci_find_hose_for_OF_device(p2pbridge); - if (!hose) { - DBG("Can't find hose for PCI<->PCI bridge\n"); - return; - } - if (early_read_config_word(hose, bus, devfn, - PCI_BRIDGE_CONTROL, &val) < 0) { - printk(KERN_ERR "init_p2pbridge: couldn't read bridge control\n"); - return; - } - val &= ~PCI_BRIDGE_CTL_MASTER_ABORT; - early_write_config_word(hose, bus, devfn, PCI_BRIDGE_CONTROL, val); -} - -/* - * Some Apple desktop machines have a NEC PD720100A USB2 controller - * on the motherboard. Open Firmware, on these, will disable the - * EHCI part of it so it behaves like a pair of OHCI's. This fixup - * code re-enables it ;) - */ -static void __init -fixup_nec_usb2(void) -{ - struct device_node *nec; - - for (nec = NULL; (nec = of_find_node_by_name(nec, "usb")) != NULL;) { - struct pci_controller *hose; - u32 data, *prop; - u8 bus, devfn; - - prop = (u32 *)get_property(nec, "vendor-id", NULL); - if (prop == NULL) - continue; - if (0x1033 != *prop) - continue; - prop = (u32 *)get_property(nec, "device-id", NULL); - if (prop == NULL) - continue; - if (0x0035 != *prop) - continue; - prop = (u32 *)get_property(nec, "reg", NULL); - if (prop == NULL) - continue; - devfn = (prop[0] >> 8) & 0xff; - bus = (prop[0] >> 16) & 0xff; - if (PCI_FUNC(devfn) != 0) - continue; - hose = pci_find_hose_for_OF_device(nec); - if (!hose) - continue; - early_read_config_dword(hose, bus, devfn, 0xe4, &data); - if (data & 1UL) { - printk("Found NEC PD720100A USB2 chip with disabled EHCI, fixing up...\n"); - data &= ~1UL; - early_write_config_dword(hose, bus, devfn, 0xe4, data); - early_write_config_byte(hose, bus, devfn | 2, PCI_INTERRUPT_LINE, - nec->intrs[0].line); - } - } -} - -void __init -pmac_find_bridges(void) -{ - struct device_node *np, *root; - struct device_node *ht = NULL; - - root = of_find_node_by_path("/"); - if (root == NULL) { - printk(KERN_CRIT "pmac_find_bridges: can't find root of device tree\n"); - return; - } - for (np = NULL; (np = of_get_next_child(root, np)) != NULL;) { - if (np->name == NULL) - continue; - if (strcmp(np->name, "bandit") == 0 - || strcmp(np->name, "chaos") == 0 - || strcmp(np->name, "pci") == 0) { - if (add_bridge(np) == 0) - of_node_get(np); - } - if (strcmp(np->name, "ht") == 0) { - of_node_get(np); - ht = np; - } - } - of_node_put(root); - - /* Probe HT last as it relies on the agp resources to be already - * setup - */ - if (ht && add_bridge(ht) != 0) - of_node_put(ht); - - init_p2pbridge(); - fixup_nec_usb2(); - - /* We are still having some issues with the Xserve G4, enabling - * some offset between bus number and domains for now when we - * assign all busses should help for now - */ - if (pci_assign_all_busses) - pcibios_assign_bus_offset = 0x10; - -#ifdef CONFIG_POWER4 - /* There is something wrong with DMA on U3/HT. I haven't figured out - * the details yet, but if I set the cache line size to 128 bytes like - * it should, I'm getting memory corruption caused by devices like - * sungem (even without the MWI bit set, but maybe sungem doesn't - * care). Right now, it appears that setting up a 64 bytes line size - * works properly, 64 bytes beeing the max transfer size of HT, I - * suppose this is related the way HT/PCI are hooked together. I still - * need to dive into more specs though to be really sure of what's - * going on. --BenH. - * - * Ok, apparently, it's just that HT can't do more than 64 bytes - * transactions. MWI seem to be meaningless there as well, it may - * be worth nop'ing out pci_set_mwi too though I haven't done that - * yet. - * - * Note that it's a bit different for whatever is in the AGP slot. - * For now, I don't care, but this can become a real issue, we - * should probably hook pci_set_mwi anyway to make sure it sets - * the real cache line size in there. - */ - if (machine_is_compatible("MacRISC4")) - pci_cache_line_size = 16; /* 64 bytes */ - - pmac_check_ht_link(); -#endif /* CONFIG_POWER4 */ -} - -#define GRACKLE_CFA(b, d, o) (0x80 | ((b) << 8) | ((d) << 16) \ - | (((o) & ~3) << 24)) - -#define GRACKLE_PICR1_STG 0x00000040 -#define GRACKLE_PICR1_LOOPSNOOP 0x00000010 - -/* N.B. this is called before bridges is initialized, so we can't - use grackle_pcibios_{read,write}_config_dword. */ -static inline void grackle_set_stg(struct pci_controller* bp, int enable) -{ - unsigned int val; - - out_be32(bp->cfg_addr, GRACKLE_CFA(0, 0, 0xa8)); - val = in_le32(bp->cfg_data); - val = enable? (val | GRACKLE_PICR1_STG) : - (val & ~GRACKLE_PICR1_STG); - out_be32(bp->cfg_addr, GRACKLE_CFA(0, 0, 0xa8)); - out_le32(bp->cfg_data, val); - (void)in_le32(bp->cfg_data); -} - -static inline void grackle_set_loop_snoop(struct pci_controller *bp, int enable) -{ - unsigned int val; - - out_be32(bp->cfg_addr, GRACKLE_CFA(0, 0, 0xa8)); - val = in_le32(bp->cfg_data); - val = enable? (val | GRACKLE_PICR1_LOOPSNOOP) : - (val & ~GRACKLE_PICR1_LOOPSNOOP); - out_be32(bp->cfg_addr, GRACKLE_CFA(0, 0, 0xa8)); - out_le32(bp->cfg_data, val); - (void)in_le32(bp->cfg_data); -} - -static int __init -setup_uninorth(struct pci_controller* hose, struct reg_property* addr) -{ - pci_assign_all_busses = 1; - has_uninorth = 1; - hose->ops = ¯isc_pci_ops; - hose->cfg_addr = ioremap(addr->address + 0x800000, 0x1000); - hose->cfg_data = ioremap(addr->address + 0xc00000, 0x1000); - /* We "know" that the bridge at f2000000 has the PCI slots. */ - return addr->address == 0xf2000000; -} - -static void __init -setup_bandit(struct pci_controller* hose, struct reg_property* addr) -{ - hose->ops = ¯isc_pci_ops; - hose->cfg_addr = ioremap(addr->address + 0x800000, 0x1000); - hose->cfg_data = ioremap(addr->address + 0xc00000, 0x1000); - init_bandit(hose); -} - -static void __init -setup_chaos(struct pci_controller* hose, struct reg_property* addr) -{ - /* assume a `chaos' bridge */ - hose->ops = &chaos_pci_ops; - hose->cfg_addr = ioremap(addr->address + 0x800000, 0x1000); - hose->cfg_data = ioremap(addr->address + 0xc00000, 0x1000); -} - -#ifdef CONFIG_POWER4 - -static void __init -setup_u3_agp(struct pci_controller* hose, struct reg_property* addr) -{ - /* On G5, we move AGP up to high bus number so we don't need - * to reassign bus numbers for HT. If we ever have P2P bridges - * on AGP, we'll have to move pci_assign_all_busses to the - * pci_controller structure so we enable it for AGP and not for - * HT childs. - * We hard code the address because of the different size of - * the reg address cell, we shall fix that by killing struct - * reg_property and using some accessor functions instead - */ - hose->first_busno = 0xf0; - hose->last_busno = 0xff; - has_uninorth = 1; - hose->ops = ¯isc_pci_ops; - hose->cfg_addr = ioremap(0xf0000000 + 0x800000, 0x1000); - hose->cfg_data = ioremap(0xf0000000 + 0xc00000, 0x1000); - - u3_agp = hose; -} - -static void __init -setup_u3_ht(struct pci_controller* hose, struct reg_property *addr) -{ - struct device_node *np = (struct device_node *)hose->arch_data; - int i, cur; - - hose->ops = &u3_ht_pci_ops; - - /* We hard code the address because of the different size of - * the reg address cell, we shall fix that by killing struct - * reg_property and using some accessor functions instead - */ - hose->cfg_data = ioremap(0xf2000000, 0x02000000); - - /* - * /ht node doesn't expose a "ranges" property, so we "remove" regions that - * have been allocated to AGP. So far, this version of the code doesn't assign - * any of the 0xfxxxxxxx "fine" memory regions to /ht. - * We need to fix that sooner or later by either parsing all child "ranges" - * properties or figuring out the U3 address space decoding logic and - * then read its configuration register (if any). - */ - hose->io_base_phys = 0xf4000000; - hose->io_base_virt = ioremap(hose->io_base_phys, 0x00400000); - isa_io_base = (unsigned long) hose->io_base_virt; - hose->io_resource.name = np->full_name; - hose->io_resource.start = 0; - hose->io_resource.end = 0x003fffff; - hose->io_resource.flags = IORESOURCE_IO; - hose->pci_mem_offset = 0; - hose->first_busno = 0; - hose->last_busno = 0xef; - hose->mem_resources[0].name = np->full_name; - hose->mem_resources[0].start = 0x80000000; - hose->mem_resources[0].end = 0xefffffff; - hose->mem_resources[0].flags = IORESOURCE_MEM; - - if (u3_agp == NULL) { - DBG("U3 has no AGP, using full resource range\n"); - return; - } - - /* We "remove" the AGP resources from the resources allocated to HT, that - * is we create "holes". However, that code does assumptions that so far - * happen to be true (cross fingers...), typically that resources in the - * AGP node are properly ordered - */ - cur = 0; - for (i=0; i<3; i++) { - struct resource *res = &u3_agp->mem_resources[i]; - if (res->flags != IORESOURCE_MEM) - continue; - /* We don't care about "fine" resources */ - if (res->start >= 0xf0000000) - continue; - /* Check if it's just a matter of "shrinking" us in one direction */ - if (hose->mem_resources[cur].start == res->start) { - DBG("U3/HT: shrink start of %d, %08lx -> %08lx\n", - cur, hose->mem_resources[cur].start, res->end + 1); - hose->mem_resources[cur].start = res->end + 1; - continue; - } - if (hose->mem_resources[cur].end == res->end) { - DBG("U3/HT: shrink end of %d, %08lx -> %08lx\n", - cur, hose->mem_resources[cur].end, res->start - 1); - hose->mem_resources[cur].end = res->start - 1; - continue; - } - /* No, it's not the case, we need a hole */ - if (cur == 2) { - /* not enough resources to make a hole, we drop part of the range */ - printk(KERN_WARNING "Running out of resources for /ht host !\n"); - hose->mem_resources[cur].end = res->start - 1; - continue; - } - cur++; - DBG("U3/HT: hole, %d end at %08lx, %d start at %08lx\n", - cur-1, res->start - 1, cur, res->end + 1); - hose->mem_resources[cur].name = np->full_name; - hose->mem_resources[cur].flags = IORESOURCE_MEM; - hose->mem_resources[cur].start = res->end + 1; - hose->mem_resources[cur].end = hose->mem_resources[cur-1].end; - hose->mem_resources[cur-1].end = res->start - 1; - } -} - -#endif /* CONFIG_POWER4 */ - -void __init -setup_grackle(struct pci_controller *hose) -{ - setup_indirect_pci(hose, 0xfec00000, 0xfee00000); - if (machine_is_compatible("AAPL,PowerBook1998")) - grackle_set_loop_snoop(hose, 1); -#if 0 /* Disabled for now, HW problems ??? */ - grackle_set_stg(hose, 1); -#endif -} - -/* - * We assume that if we have a G3 powermac, we have one bridge called - * "pci" (a MPC106) and no bandit or chaos bridges, and contrariwise, - * if we have one or more bandit or chaos bridges, we don't have a MPC106. - */ -static int __init -add_bridge(struct device_node *dev) -{ - int len; - struct pci_controller *hose; - struct reg_property *addr; - char* disp_name; - int *bus_range; - int primary = 1; - - DBG("Adding PCI host bridge %s\n", dev->full_name); - - addr = (struct reg_property *) get_property(dev, "reg", &len); - if (addr == NULL || len < sizeof(*addr)) { - printk(KERN_WARNING "Can't use %s: no address\n", - dev->full_name); - return -ENODEV; - } - bus_range = (int *) get_property(dev, "bus-range", &len); - if (bus_range == NULL || len < 2 * sizeof(int)) { - printk(KERN_WARNING "Can't get bus-range for %s, assume bus 0\n", - dev->full_name); - } - - hose = pcibios_alloc_controller(); - if (!hose) - return -ENOMEM; - hose->arch_data = dev; - hose->first_busno = bus_range ? bus_range[0] : 0; - hose->last_busno = bus_range ? bus_range[1] : 0xff; - - disp_name = NULL; -#ifdef CONFIG_POWER4 - if (device_is_compatible(dev, "u3-agp")) { - setup_u3_agp(hose, addr); - disp_name = "U3-AGP"; - primary = 0; - } else if (device_is_compatible(dev, "u3-ht")) { - setup_u3_ht(hose, addr); - disp_name = "U3-HT"; - primary = 1; - } else -#endif /* CONFIG_POWER4 */ - if (device_is_compatible(dev, "uni-north")) { - primary = setup_uninorth(hose, addr); - disp_name = "UniNorth"; - } else if (strcmp(dev->name, "pci") == 0) { - /* XXX assume this is a mpc106 (grackle) */ - setup_grackle(hose); - disp_name = "Grackle (MPC106)"; - } else if (strcmp(dev->name, "bandit") == 0) { - setup_bandit(hose, addr); - disp_name = "Bandit"; - } else if (strcmp(dev->name, "chaos") == 0) { - setup_chaos(hose, addr); - disp_name = "Chaos"; - primary = 0; - } - printk(KERN_INFO "Found %s PCI host bridge at 0x%08x. Firmware bus number: %d->%d\n", - disp_name, addr->address, hose->first_busno, hose->last_busno); - DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n", - hose, hose->cfg_addr, hose->cfg_data); - - /* Interpret the "ranges" property */ - /* This also maps the I/O region and sets isa_io/mem_base */ - pci_process_bridge_OF_ranges(hose, dev, primary); - - /* Fixup "bus-range" OF property */ - fixup_bus_range(dev); - - return 0; -} - -static void __init -pcibios_fixup_OF_interrupts(void) -{ - struct pci_dev* dev = NULL; - - /* - * Open Firmware often doesn't initialize the - * PCI_INTERRUPT_LINE config register properly, so we - * should find the device node and apply the interrupt - * obtained from the OF device-tree - */ - for_each_pci_dev(dev) { - struct device_node *node; - node = pci_device_to_OF_node(dev); - /* this is the node, see if it has interrupts */ - if (node && node->n_intrs > 0) - dev->irq = node->intrs[0].line; - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); - } -} - -void __init -pmac_pcibios_fixup(void) -{ - /* Fixup interrupts according to OF tree */ - pcibios_fixup_OF_interrupts(); -} - -int __pmac -pmac_pci_enable_device_hook(struct pci_dev *dev, int initial) -{ - struct device_node* node; - int updatecfg = 0; - int uninorth_child; - - node = pci_device_to_OF_node(dev); - - /* We don't want to enable USB controllers absent from the OF tree - * (iBook second controller) - */ - if (dev->vendor == PCI_VENDOR_ID_APPLE - && (dev->class == ((PCI_CLASS_SERIAL_USB << 8) | 0x10)) - && !node) { - printk(KERN_INFO "Apple USB OHCI %s disabled by firmware\n", - pci_name(dev)); - return -EINVAL; - } - - if (!node) - return 0; - - uninorth_child = node->parent && - device_is_compatible(node->parent, "uni-north"); - - /* Firewire & GMAC were disabled after PCI probe, the driver is - * claiming them, we must re-enable them now. - */ - if (uninorth_child && !strcmp(node->name, "firewire") && - (device_is_compatible(node, "pci106b,18") || - device_is_compatible(node, "pci106b,30") || - device_is_compatible(node, "pci11c1,5811"))) { - pmac_call_feature(PMAC_FTR_1394_CABLE_POWER, node, 0, 1); - pmac_call_feature(PMAC_FTR_1394_ENABLE, node, 0, 1); - updatecfg = 1; - } - if (uninorth_child && !strcmp(node->name, "ethernet") && - device_is_compatible(node, "gmac")) { - pmac_call_feature(PMAC_FTR_GMAC_ENABLE, node, 0, 1); - updatecfg = 1; - } - - if (updatecfg) { - u16 cmd; - - /* - * Make sure PCI is correctly configured - * - * We use old pci_bios versions of the function since, by - * default, gmac is not powered up, and so will be absent - * from the kernel initial PCI lookup. - * - * Should be replaced by 2.4 new PCI mechanisms and really - * register the device. - */ - pci_read_config_word(dev, PCI_COMMAND, &cmd); - cmd |= PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER | PCI_COMMAND_INVALIDATE; - pci_write_config_word(dev, PCI_COMMAND, cmd); - pci_write_config_byte(dev, PCI_LATENCY_TIMER, 16); - pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, pci_cache_line_size); - } - - return 0; -} - -/* We power down some devices after they have been probed. They'll - * be powered back on later on - */ -void __init -pmac_pcibios_after_init(void) -{ - struct device_node* nd; - -#ifdef CONFIG_BLK_DEV_IDE - struct pci_dev *dev = NULL; - - /* OF fails to initialize IDE controllers on macs - * (and maybe other machines) - * - * Ideally, this should be moved to the IDE layer, but we need - * to check specifically with Andre Hedrick how to do it cleanly - * since the common IDE code seem to care about the fact that the - * BIOS may have disabled a controller. - * - * -- BenH - */ - for_each_pci_dev(dev) { - if ((dev->class >> 16) == PCI_BASE_CLASS_STORAGE) - pci_enable_device(dev); - } -#endif /* CONFIG_BLK_DEV_IDE */ - - nd = find_devices("firewire"); - while (nd) { - if (nd->parent && (device_is_compatible(nd, "pci106b,18") || - device_is_compatible(nd, "pci106b,30") || - device_is_compatible(nd, "pci11c1,5811")) - && device_is_compatible(nd->parent, "uni-north")) { - pmac_call_feature(PMAC_FTR_1394_ENABLE, nd, 0, 0); - pmac_call_feature(PMAC_FTR_1394_CABLE_POWER, nd, 0, 0); - } - nd = nd->next; - } - nd = find_devices("ethernet"); - while (nd) { - if (nd->parent && device_is_compatible(nd, "gmac") - && device_is_compatible(nd->parent, "uni-north")) - pmac_call_feature(PMAC_FTR_GMAC_ENABLE, nd, 0, 0); - nd = nd->next; - } -} - -void pmac_pci_fixup_cardbus(struct pci_dev* dev) -{ - if (_machine != _MACH_Pmac) - return; - /* - * Fix the interrupt routing on the various cardbus bridges - * used on powerbooks - */ - if (dev->vendor != PCI_VENDOR_ID_TI) - return; - if (dev->device == PCI_DEVICE_ID_TI_1130 || - dev->device == PCI_DEVICE_ID_TI_1131) { - u8 val; - /* Enable PCI interrupt */ - if (pci_read_config_byte(dev, 0x91, &val) == 0) - pci_write_config_byte(dev, 0x91, val | 0x30); - /* Disable ISA interrupt mode */ - if (pci_read_config_byte(dev, 0x92, &val) == 0) - pci_write_config_byte(dev, 0x92, val & ~0x06); - } - if (dev->device == PCI_DEVICE_ID_TI_1210 || - dev->device == PCI_DEVICE_ID_TI_1211 || - dev->device == PCI_DEVICE_ID_TI_1410 || - dev->device == PCI_DEVICE_ID_TI_1510) { - u8 val; - /* 0x8c == TI122X_IRQMUX, 2 says to route the INTA - signal out the MFUNC0 pin */ - if (pci_read_config_byte(dev, 0x8c, &val) == 0) - pci_write_config_byte(dev, 0x8c, (val & ~0x0f) | 2); - /* Disable ISA interrupt mode */ - if (pci_read_config_byte(dev, 0x92, &val) == 0) - pci_write_config_byte(dev, 0x92, val & ~0x06); - } -} - -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_TI, PCI_ANY_ID, pmac_pci_fixup_cardbus); - -void pmac_pci_fixup_pciata(struct pci_dev* dev) -{ - u8 progif = 0; - - /* - * On PowerMacs, we try to switch any PCI ATA controller to - * fully native mode - */ - if (_machine != _MACH_Pmac) - return; - /* Some controllers don't have the class IDE */ - if (dev->vendor == PCI_VENDOR_ID_PROMISE) - switch(dev->device) { - case PCI_DEVICE_ID_PROMISE_20246: - case PCI_DEVICE_ID_PROMISE_20262: - case PCI_DEVICE_ID_PROMISE_20263: - case PCI_DEVICE_ID_PROMISE_20265: - case PCI_DEVICE_ID_PROMISE_20267: - case PCI_DEVICE_ID_PROMISE_20268: - case PCI_DEVICE_ID_PROMISE_20269: - case PCI_DEVICE_ID_PROMISE_20270: - case PCI_DEVICE_ID_PROMISE_20271: - case PCI_DEVICE_ID_PROMISE_20275: - case PCI_DEVICE_ID_PROMISE_20276: - case PCI_DEVICE_ID_PROMISE_20277: - goto good; - } - /* Others, check PCI class */ - if ((dev->class >> 8) != PCI_CLASS_STORAGE_IDE) - return; - good: - pci_read_config_byte(dev, PCI_CLASS_PROG, &progif); - if ((progif & 5) != 5) { - printk(KERN_INFO "Forcing PCI IDE into native mode: %s\n", pci_name(dev)); - (void) pci_write_config_byte(dev, PCI_CLASS_PROG, progif|5); - if (pci_read_config_byte(dev, PCI_CLASS_PROG, &progif) || - (progif & 5) != 5) - printk(KERN_ERR "Rewrite of PROGIF failed !\n"); - } -} -DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, pmac_pci_fixup_pciata); - - -/* - * Disable second function on K2-SATA, it's broken - * and disable IO BARs on first one - */ -void __pmac pmac_pci_fixup_k2_sata(struct pci_dev* dev) -{ - int i; - u16 cmd; - - if (PCI_FUNC(dev->devfn) > 0) { - pci_read_config_word(dev, PCI_COMMAND, &cmd); - cmd &= ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY); - pci_write_config_word(dev, PCI_COMMAND, cmd); - for (i = 0; i < 6; i++) { - dev->resource[i].start = dev->resource[i].end = 0; - dev->resource[i].flags = 0; - pci_write_config_dword(dev, PCI_BASE_ADDRESS_0 + 4 * i, 0); - } - } else { - pci_read_config_word(dev, PCI_COMMAND, &cmd); - cmd &= ~PCI_COMMAND_IO; - pci_write_config_word(dev, PCI_COMMAND, cmd); - for (i = 0; i < 5; i++) { - dev->resource[i].start = dev->resource[i].end = 0; - dev->resource[i].flags = 0; - pci_write_config_dword(dev, PCI_BASE_ADDRESS_0 + 4 * i, 0); - } - } -} -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SERVERWORKS, 0x0240, pmac_pci_fixup_k2_sata); diff --git a/arch/ppc/platforms/pmac_pic.c b/arch/ppc/platforms/pmac_pic.c deleted file mode 100644 index 9f92e1bb7f3..00000000000 --- a/arch/ppc/platforms/pmac_pic.c +++ /dev/null @@ -1,689 +0,0 @@ -/* - * Support for the interrupt controllers found on Power Macintosh, - * currently Apple's "Grand Central" interrupt controller in all - * it's incarnations. OpenPIC support used on newer machines is - * in a separate file - * - * Copyright (C) 1997 Paul Mackerras (paulus@cs.anu.edu.au) - * - * Maintained by Benjamin Herrenschmidt (benh@kernel.crashing.org) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/init.h> -#include <linux/sched.h> -#include <linux/signal.h> -#include <linux/pci.h> -#include <linux/interrupt.h> -#include <linux/sysdev.h> -#include <linux/adb.h> -#include <linux/pmu.h> - -#include <asm/sections.h> -#include <asm/io.h> -#include <asm/smp.h> -#include <asm/prom.h> -#include <asm/pci-bridge.h> -#include <asm/time.h> -#include <asm/open_pic.h> -#include <asm/xmon.h> -#include <asm/pmac_feature.h> - -#include "pmac_pic.h" - -/* - * XXX this should be in xmon.h, but putting it there means xmon.h - * has to include <linux/interrupt.h> (to get irqreturn_t), which - * causes all sorts of problems. -- paulus - */ -extern irqreturn_t xmon_irq(int, void *, struct pt_regs *); - -struct pmac_irq_hw { - unsigned int event; - unsigned int enable; - unsigned int ack; - unsigned int level; -}; - -/* Default addresses */ -static volatile struct pmac_irq_hw *pmac_irq_hw[4] __pmacdata = { - (struct pmac_irq_hw *) 0xf3000020, - (struct pmac_irq_hw *) 0xf3000010, - (struct pmac_irq_hw *) 0xf4000020, - (struct pmac_irq_hw *) 0xf4000010, -}; - -#define GC_LEVEL_MASK 0x3ff00000 -#define OHARE_LEVEL_MASK 0x1ff00000 -#define HEATHROW_LEVEL_MASK 0x1ff00000 - -static int max_irqs __pmacdata; -static int max_real_irqs __pmacdata; -static u32 level_mask[4] __pmacdata; - -static DEFINE_SPINLOCK(pmac_pic_lock __pmacdata); - - -#define GATWICK_IRQ_POOL_SIZE 10 -static struct interrupt_info gatwick_int_pool[GATWICK_IRQ_POOL_SIZE] __pmacdata; - -/* - * Mark an irq as "lost". This is only used on the pmac - * since it can lose interrupts (see pmac_set_irq_mask). - * -- Cort - */ -void __pmac -__set_lost(unsigned long irq_nr, int nokick) -{ - if (!test_and_set_bit(irq_nr, ppc_lost_interrupts)) { - atomic_inc(&ppc_n_lost_interrupts); - if (!nokick) - set_dec(1); - } -} - -static void __pmac -pmac_mask_and_ack_irq(unsigned int irq_nr) -{ - unsigned long bit = 1UL << (irq_nr & 0x1f); - int i = irq_nr >> 5; - unsigned long flags; - - if ((unsigned)irq_nr >= max_irqs) - return; - - clear_bit(irq_nr, ppc_cached_irq_mask); - if (test_and_clear_bit(irq_nr, ppc_lost_interrupts)) - atomic_dec(&ppc_n_lost_interrupts); - spin_lock_irqsave(&pmac_pic_lock, flags); - out_le32(&pmac_irq_hw[i]->enable, ppc_cached_irq_mask[i]); - out_le32(&pmac_irq_hw[i]->ack, bit); - do { - /* make sure ack gets to controller before we enable - interrupts */ - mb(); - } while((in_le32(&pmac_irq_hw[i]->enable) & bit) - != (ppc_cached_irq_mask[i] & bit)); - spin_unlock_irqrestore(&pmac_pic_lock, flags); -} - -static void __pmac pmac_set_irq_mask(unsigned int irq_nr, int nokicklost) -{ - unsigned long bit = 1UL << (irq_nr & 0x1f); - int i = irq_nr >> 5; - unsigned long flags; - - if ((unsigned)irq_nr >= max_irqs) - return; - - spin_lock_irqsave(&pmac_pic_lock, flags); - /* enable unmasked interrupts */ - out_le32(&pmac_irq_hw[i]->enable, ppc_cached_irq_mask[i]); - - do { - /* make sure mask gets to controller before we - return to user */ - mb(); - } while((in_le32(&pmac_irq_hw[i]->enable) & bit) - != (ppc_cached_irq_mask[i] & bit)); - - /* - * Unfortunately, setting the bit in the enable register - * when the device interrupt is already on *doesn't* set - * the bit in the flag register or request another interrupt. - */ - if (bit & ppc_cached_irq_mask[i] & in_le32(&pmac_irq_hw[i]->level)) - __set_lost((ulong)irq_nr, nokicklost); - spin_unlock_irqrestore(&pmac_pic_lock, flags); -} - -/* When an irq gets requested for the first client, if it's an - * edge interrupt, we clear any previous one on the controller - */ -static unsigned int __pmac pmac_startup_irq(unsigned int irq_nr) -{ - unsigned long bit = 1UL << (irq_nr & 0x1f); - int i = irq_nr >> 5; - - if ((irq_desc[irq_nr].status & IRQ_LEVEL) == 0) - out_le32(&pmac_irq_hw[i]->ack, bit); - set_bit(irq_nr, ppc_cached_irq_mask); - pmac_set_irq_mask(irq_nr, 0); - - return 0; -} - -static void __pmac pmac_mask_irq(unsigned int irq_nr) -{ - clear_bit(irq_nr, ppc_cached_irq_mask); - pmac_set_irq_mask(irq_nr, 0); - mb(); -} - -static void __pmac pmac_unmask_irq(unsigned int irq_nr) -{ - set_bit(irq_nr, ppc_cached_irq_mask); - pmac_set_irq_mask(irq_nr, 0); -} - -static void __pmac pmac_end_irq(unsigned int irq_nr) -{ - if (!(irq_desc[irq_nr].status & (IRQ_DISABLED|IRQ_INPROGRESS)) - && irq_desc[irq_nr].action) { - set_bit(irq_nr, ppc_cached_irq_mask); - pmac_set_irq_mask(irq_nr, 1); - } -} - - -struct hw_interrupt_type pmac_pic = { - .typename = " PMAC-PIC ", - .startup = pmac_startup_irq, - .enable = pmac_unmask_irq, - .disable = pmac_mask_irq, - .ack = pmac_mask_and_ack_irq, - .end = pmac_end_irq, -}; - -struct hw_interrupt_type gatwick_pic = { - .typename = " GATWICK ", - .startup = pmac_startup_irq, - .enable = pmac_unmask_irq, - .disable = pmac_mask_irq, - .ack = pmac_mask_and_ack_irq, - .end = pmac_end_irq, -}; - -static irqreturn_t gatwick_action(int cpl, void *dev_id, struct pt_regs *regs) -{ - int irq, bits; - - for (irq = max_irqs; (irq -= 32) >= max_real_irqs; ) { - int i = irq >> 5; - bits = in_le32(&pmac_irq_hw[i]->event) | ppc_lost_interrupts[i]; - /* We must read level interrupts from the level register */ - bits |= (in_le32(&pmac_irq_hw[i]->level) & level_mask[i]); - bits &= ppc_cached_irq_mask[i]; - if (bits == 0) - continue; - irq += __ilog2(bits); - __do_IRQ(irq, regs); - return IRQ_HANDLED; - } - printk("gatwick irq not from gatwick pic\n"); - return IRQ_NONE; -} - -int -pmac_get_irq(struct pt_regs *regs) -{ - int irq; - unsigned long bits = 0; - -#ifdef CONFIG_SMP - void psurge_smp_message_recv(struct pt_regs *); - - /* IPI's are a hack on the powersurge -- Cort */ - if ( smp_processor_id() != 0 ) { - psurge_smp_message_recv(regs); - return -2; /* ignore, already handled */ - } -#endif /* CONFIG_SMP */ - for (irq = max_real_irqs; (irq -= 32) >= 0; ) { - int i = irq >> 5; - bits = in_le32(&pmac_irq_hw[i]->event) | ppc_lost_interrupts[i]; - /* We must read level interrupts from the level register */ - bits |= (in_le32(&pmac_irq_hw[i]->level) & level_mask[i]); - bits &= ppc_cached_irq_mask[i]; - if (bits == 0) - continue; - irq += __ilog2(bits); - break; - } - - return irq; -} - -/* This routine will fix some missing interrupt values in the device tree - * on the gatwick mac-io controller used by some PowerBooks - */ -static void __init -pmac_fix_gatwick_interrupts(struct device_node *gw, int irq_base) -{ - struct device_node *node; - int count; - - memset(gatwick_int_pool, 0, sizeof(gatwick_int_pool)); - node = gw->child; - count = 0; - while(node) - { - /* Fix SCC */ - if (strcasecmp(node->name, "escc") == 0) - if (node->child) { - if (node->child->n_intrs < 3) { - node->child->intrs = &gatwick_int_pool[count]; - count += 3; - } - node->child->n_intrs = 3; - node->child->intrs[0].line = 15+irq_base; - node->child->intrs[1].line = 4+irq_base; - node->child->intrs[2].line = 5+irq_base; - printk(KERN_INFO "irq: fixed SCC on second controller (%d,%d,%d)\n", - node->child->intrs[0].line, - node->child->intrs[1].line, - node->child->intrs[2].line); - } - /* Fix media-bay & left SWIM */ - if (strcasecmp(node->name, "media-bay") == 0) { - struct device_node* ya_node; - - if (node->n_intrs == 0) - node->intrs = &gatwick_int_pool[count++]; - node->n_intrs = 1; - node->intrs[0].line = 29+irq_base; - printk(KERN_INFO "irq: fixed media-bay on second controller (%d)\n", - node->intrs[0].line); - - ya_node = node->child; - while(ya_node) - { - if (strcasecmp(ya_node->name, "floppy") == 0) { - if (ya_node->n_intrs < 2) { - ya_node->intrs = &gatwick_int_pool[count]; - count += 2; - } - ya_node->n_intrs = 2; - ya_node->intrs[0].line = 19+irq_base; - ya_node->intrs[1].line = 1+irq_base; - printk(KERN_INFO "irq: fixed floppy on second controller (%d,%d)\n", - ya_node->intrs[0].line, ya_node->intrs[1].line); - } - if (strcasecmp(ya_node->name, "ata4") == 0) { - if (ya_node->n_intrs < 2) { - ya_node->intrs = &gatwick_int_pool[count]; - count += 2; - } - ya_node->n_intrs = 2; - ya_node->intrs[0].line = 14+irq_base; - ya_node->intrs[1].line = 3+irq_base; - printk(KERN_INFO "irq: fixed ide on second controller (%d,%d)\n", - ya_node->intrs[0].line, ya_node->intrs[1].line); - } - ya_node = ya_node->sibling; - } - } - node = node->sibling; - } - if (count > 10) { - printk("WARNING !! Gatwick interrupt pool overflow\n"); - printk(" GATWICK_IRQ_POOL_SIZE = %d\n", GATWICK_IRQ_POOL_SIZE); - printk(" requested = %d\n", count); - } -} - -/* - * The PowerBook 3400/2400/3500 can have a combo ethernet/modem - * card which includes an ohare chip that acts as a second interrupt - * controller. If we find this second ohare, set it up and fix the - * interrupt value in the device tree for the ethernet chip. - */ -static int __init enable_second_ohare(void) -{ - unsigned char bus, devfn; - unsigned short cmd; - unsigned long addr; - struct device_node *irqctrler = find_devices("pci106b,7"); - struct device_node *ether; - - if (irqctrler == NULL || irqctrler->n_addrs <= 0) - return -1; - addr = (unsigned long) ioremap(irqctrler->addrs[0].address, 0x40); - pmac_irq_hw[1] = (volatile struct pmac_irq_hw *)(addr + 0x20); - max_irqs = 64; - if (pci_device_from_OF_node(irqctrler, &bus, &devfn) == 0) { - struct pci_controller* hose = pci_find_hose_for_OF_device(irqctrler); - if (!hose) - printk(KERN_ERR "Can't find PCI hose for OHare2 !\n"); - else { - early_read_config_word(hose, bus, devfn, PCI_COMMAND, &cmd); - cmd |= PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER; - cmd &= ~PCI_COMMAND_IO; - early_write_config_word(hose, bus, devfn, PCI_COMMAND, cmd); - } - } - - /* Fix interrupt for the modem/ethernet combo controller. The number - in the device tree (27) is bogus (correct for the ethernet-only - board but not the combo ethernet/modem board). - The real interrupt is 28 on the second controller -> 28+32 = 60. - */ - ether = find_devices("pci1011,14"); - if (ether && ether->n_intrs > 0) { - ether->intrs[0].line = 60; - printk(KERN_INFO "irq: Fixed ethernet IRQ to %d\n", - ether->intrs[0].line); - } - - /* Return the interrupt number of the cascade */ - return irqctrler->intrs[0].line; -} - -#ifdef CONFIG_POWER4 -static irqreturn_t k2u3_action(int cpl, void *dev_id, struct pt_regs *regs) -{ - int irq; - - irq = openpic2_get_irq(regs); - if (irq != -1) - __do_IRQ(irq, regs); - return IRQ_HANDLED; -} - -static struct irqaction k2u3_cascade_action = { - .handler = k2u3_action, - .flags = 0, - .mask = CPU_MASK_NONE, - .name = "U3->K2 Cascade", -}; -#endif /* CONFIG_POWER4 */ - -#ifdef CONFIG_XMON -static struct irqaction xmon_action = { - .handler = xmon_irq, - .flags = 0, - .mask = CPU_MASK_NONE, - .name = "NMI - XMON" -}; -#endif - -static struct irqaction gatwick_cascade_action = { - .handler = gatwick_action, - .flags = SA_INTERRUPT, - .mask = CPU_MASK_NONE, - .name = "cascade", -}; - -void __init pmac_pic_init(void) -{ - int i; - struct device_node *irqctrler = NULL; - struct device_node *irqctrler2 = NULL; - struct device_node *np; - unsigned long addr; - int irq_cascade = -1; - - /* We first try to detect Apple's new Core99 chipset, since mac-io - * is quite different on those machines and contains an IBM MPIC2. - */ - np = find_type_devices("open-pic"); - while(np) { - if (np->parent && !strcmp(np->parent->name, "u3")) - irqctrler2 = np; - else - irqctrler = np; - np = np->next; - } - if (irqctrler != NULL) - { - if (irqctrler->n_addrs > 0) - { - unsigned char senses[128]; - - printk(KERN_INFO "PowerMac using OpenPIC irq controller at 0x%08x\n", - irqctrler->addrs[0].address); - - prom_get_irq_senses(senses, 0, 128); - OpenPIC_InitSenses = senses; - OpenPIC_NumInitSenses = 128; - ppc_md.get_irq = openpic_get_irq; - pmac_call_feature(PMAC_FTR_ENABLE_MPIC, irqctrler, 0, 0); - OpenPIC_Addr = ioremap(irqctrler->addrs[0].address, - irqctrler->addrs[0].size); - openpic_init(0); - -#ifdef CONFIG_POWER4 - if (irqctrler2 != NULL && irqctrler2->n_intrs > 0 && - irqctrler2->n_addrs > 0) { - printk(KERN_INFO "Slave OpenPIC at 0x%08x hooked on IRQ %d\n", - irqctrler2->addrs[0].address, - irqctrler2->intrs[0].line); - pmac_call_feature(PMAC_FTR_ENABLE_MPIC, irqctrler2, 0, 0); - OpenPIC2_Addr = ioremap(irqctrler2->addrs[0].address, - irqctrler2->addrs[0].size); - prom_get_irq_senses(senses, PMAC_OPENPIC2_OFFSET, - PMAC_OPENPIC2_OFFSET+128); - OpenPIC_InitSenses = senses; - OpenPIC_NumInitSenses = 128; - openpic2_init(PMAC_OPENPIC2_OFFSET); - - if (setup_irq(irqctrler2->intrs[0].line, - &k2u3_cascade_action)) - printk("Unable to get OpenPIC IRQ for cascade\n"); - } -#endif /* CONFIG_POWER4 */ - -#ifdef CONFIG_XMON - { - struct device_node* pswitch; - int nmi_irq; - - pswitch = find_devices("programmer-switch"); - if (pswitch && pswitch->n_intrs) { - nmi_irq = pswitch->intrs[0].line; - openpic_init_nmi_irq(nmi_irq); - setup_irq(nmi_irq, &xmon_action); - } - } -#endif /* CONFIG_XMON */ - return; - } - irqctrler = NULL; - } - - /* Get the level/edge settings, assume if it's not - * a Grand Central nor an OHare, then it's an Heathrow - * (or Paddington). - */ - if (find_devices("gc")) - level_mask[0] = GC_LEVEL_MASK; - else if (find_devices("ohare")) { - level_mask[0] = OHARE_LEVEL_MASK; - /* We might have a second cascaded ohare */ - level_mask[1] = OHARE_LEVEL_MASK; - } else { - level_mask[0] = HEATHROW_LEVEL_MASK; - level_mask[1] = 0; - /* We might have a second cascaded heathrow */ - level_mask[2] = HEATHROW_LEVEL_MASK; - level_mask[3] = 0; - } - - /* - * G3 powermacs and 1999 G3 PowerBooks have 64 interrupts, - * 1998 G3 Series PowerBooks have 128, - * other powermacs have 32. - * The combo ethernet/modem card for the Powerstar powerbooks - * (2400/3400/3500, ohare based) has a second ohare chip - * effectively making a total of 64. - */ - max_irqs = max_real_irqs = 32; - irqctrler = find_devices("mac-io"); - if (irqctrler) - { - max_real_irqs = 64; - if (irqctrler->next) - max_irqs = 128; - else - max_irqs = 64; - } - for ( i = 0; i < max_real_irqs ; i++ ) - irq_desc[i].handler = &pmac_pic; - - /* get addresses of first controller */ - if (irqctrler) { - if (irqctrler->n_addrs > 0) { - addr = (unsigned long) - ioremap(irqctrler->addrs[0].address, 0x40); - for (i = 0; i < 2; ++i) - pmac_irq_hw[i] = (volatile struct pmac_irq_hw*) - (addr + (2 - i) * 0x10); - } - - /* get addresses of second controller */ - irqctrler = irqctrler->next; - if (irqctrler && irqctrler->n_addrs > 0) { - addr = (unsigned long) - ioremap(irqctrler->addrs[0].address, 0x40); - for (i = 2; i < 4; ++i) - pmac_irq_hw[i] = (volatile struct pmac_irq_hw*) - (addr + (4 - i) * 0x10); - irq_cascade = irqctrler->intrs[0].line; - if (device_is_compatible(irqctrler, "gatwick")) - pmac_fix_gatwick_interrupts(irqctrler, max_real_irqs); - } - } else { - /* older powermacs have a GC (grand central) or ohare at - f3000000, with interrupt control registers at f3000020. */ - addr = (unsigned long) ioremap(0xf3000000, 0x40); - pmac_irq_hw[0] = (volatile struct pmac_irq_hw *) (addr + 0x20); - } - - /* PowerBooks 3400 and 3500 can have a second controller in a second - ohare chip, on the combo ethernet/modem card */ - if (machine_is_compatible("AAPL,3400/2400") - || machine_is_compatible("AAPL,3500")) - irq_cascade = enable_second_ohare(); - - /* disable all interrupts in all controllers */ - for (i = 0; i * 32 < max_irqs; ++i) - out_le32(&pmac_irq_hw[i]->enable, 0); - /* mark level interrupts */ - for (i = 0; i < max_irqs; i++) - if (level_mask[i >> 5] & (1UL << (i & 0x1f))) - irq_desc[i].status = IRQ_LEVEL; - - /* get interrupt line of secondary interrupt controller */ - if (irq_cascade >= 0) { - printk(KERN_INFO "irq: secondary controller on irq %d\n", - (int)irq_cascade); - for ( i = max_real_irqs ; i < max_irqs ; i++ ) - irq_desc[i].handler = &gatwick_pic; - setup_irq(irq_cascade, &gatwick_cascade_action); - } - printk("System has %d possible interrupts\n", max_irqs); - if (max_irqs != max_real_irqs) - printk(KERN_DEBUG "%d interrupts on main controller\n", - max_real_irqs); - -#ifdef CONFIG_XMON - setup_irq(20, &xmon_action); -#endif /* CONFIG_XMON */ -} - -#ifdef CONFIG_PM -/* - * These procedures are used in implementing sleep on the powerbooks. - * sleep_save_intrs() saves the states of all interrupt enables - * and disables all interrupts except for the nominated one. - * sleep_restore_intrs() restores the states of all interrupt enables. - */ -unsigned long sleep_save_mask[2]; - -/* This used to be passed by the PMU driver but that link got - * broken with the new driver model. We use this tweak for now... - */ -static int pmacpic_find_viaint(void) -{ - int viaint = -1; - -#ifdef CONFIG_ADB_PMU - struct device_node *np; - - if (pmu_get_model() != PMU_OHARE_BASED) - goto not_found; - np = of_find_node_by_name(NULL, "via-pmu"); - if (np == NULL) - goto not_found; - viaint = np->intrs[0].line; -#endif /* CONFIG_ADB_PMU */ - -not_found: - return viaint; -} - -static int pmacpic_suspend(struct sys_device *sysdev, u32 state) -{ - int viaint = pmacpic_find_viaint(); - - sleep_save_mask[0] = ppc_cached_irq_mask[0]; - sleep_save_mask[1] = ppc_cached_irq_mask[1]; - ppc_cached_irq_mask[0] = 0; - ppc_cached_irq_mask[1] = 0; - if (viaint > 0) - set_bit(viaint, ppc_cached_irq_mask); - out_le32(&pmac_irq_hw[0]->enable, ppc_cached_irq_mask[0]); - if (max_real_irqs > 32) - out_le32(&pmac_irq_hw[1]->enable, ppc_cached_irq_mask[1]); - (void)in_le32(&pmac_irq_hw[0]->event); - /* make sure mask gets to controller before we return to caller */ - mb(); - (void)in_le32(&pmac_irq_hw[0]->enable); - - return 0; -} - -static int pmacpic_resume(struct sys_device *sysdev) -{ - int i; - - out_le32(&pmac_irq_hw[0]->enable, 0); - if (max_real_irqs > 32) - out_le32(&pmac_irq_hw[1]->enable, 0); - mb(); - for (i = 0; i < max_real_irqs; ++i) - if (test_bit(i, sleep_save_mask)) - pmac_unmask_irq(i); - - return 0; -} - -#endif /* CONFIG_PM */ - -static struct sysdev_class pmacpic_sysclass = { - set_kset_name("pmac_pic"), -}; - -static struct sys_device device_pmacpic = { - .id = 0, - .cls = &pmacpic_sysclass, -}; - -static struct sysdev_driver driver_pmacpic = { -#ifdef CONFIG_PM - .suspend = &pmacpic_suspend, - .resume = &pmacpic_resume, -#endif /* CONFIG_PM */ -}; - -static int __init init_pmacpic_sysfs(void) -{ - if (max_irqs == 0) - return -ENODEV; - - printk(KERN_DEBUG "Registering pmac pic with sysfs...\n"); - sysdev_class_register(&pmacpic_sysclass); - sysdev_register(&device_pmacpic); - sysdev_driver_register(&pmacpic_sysclass, &driver_pmacpic); - return 0; -} - -subsys_initcall(init_pmacpic_sysfs); - diff --git a/arch/ppc/platforms/pmac_pic.h b/arch/ppc/platforms/pmac_pic.h deleted file mode 100644 index 664103dfeef..00000000000 --- a/arch/ppc/platforms/pmac_pic.h +++ /dev/null @@ -1,11 +0,0 @@ -#ifndef __PPC_PLATFORMS_PMAC_PIC_H -#define __PPC_PLATFORMS_PMAC_PIC_H - -#include <linux/irq.h> - -extern struct hw_interrupt_type pmac_pic; - -void pmac_pic_init(void); -int pmac_get_irq(struct pt_regs *regs); - -#endif /* __PPC_PLATFORMS_PMAC_PIC_H */ diff --git a/arch/ppc/platforms/pmac_setup.c b/arch/ppc/platforms/pmac_setup.c deleted file mode 100644 index b392b9a1598..00000000000 --- a/arch/ppc/platforms/pmac_setup.c +++ /dev/null @@ -1,745 +0,0 @@ -/* - * arch/ppc/platforms/setup.c - * - * PowerPC version - * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org) - * - * Adapted for Power Macintosh by Paul Mackerras - * Copyright (C) 1996 Paul Mackerras (paulus@cs.anu.edu.au) - * - * Derived from "arch/alpha/kernel/setup.c" - * Copyright (C) 1995 Linus Torvalds - * - * Maintained by Benjamin Herrenschmidt (benh@kernel.crashing.org) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - */ - -/* - * bootup setup stuff.. - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/stddef.h> -#include <linux/unistd.h> -#include <linux/ptrace.h> -#include <linux/slab.h> -#include <linux/user.h> -#include <linux/a.out.h> -#include <linux/tty.h> -#include <linux/string.h> -#include <linux/delay.h> -#include <linux/ioport.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/vt_kern.h> -#include <linux/console.h> -#include <linux/ide.h> -#include <linux/pci.h> -#include <linux/adb.h> -#include <linux/cuda.h> -#include <linux/pmu.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/bitops.h> -#include <linux/suspend.h> - -#include <asm/reg.h> -#include <asm/sections.h> -#include <asm/prom.h> -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/io.h> -#include <asm/pci-bridge.h> -#include <asm/ohare.h> -#include <asm/mediabay.h> -#include <asm/machdep.h> -#include <asm/dma.h> -#include <asm/bootx.h> -#include <asm/cputable.h> -#include <asm/btext.h> -#include <asm/pmac_feature.h> -#include <asm/time.h> -#include <asm/of_device.h> -#include <asm/mmu_context.h> - -#include "pmac_pic.h" -#include "mem_pieces.h" - -#undef SHOW_GATWICK_IRQS - -extern long pmac_time_init(void); -extern unsigned long pmac_get_rtc_time(void); -extern int pmac_set_rtc_time(unsigned long nowtime); -extern void pmac_read_rtc_time(void); -extern void pmac_calibrate_decr(void); -extern void pmac_pcibios_fixup(void); -extern void pmac_find_bridges(void); -extern unsigned long pmac_ide_get_base(int index); -extern void pmac_ide_init_hwif_ports(hw_regs_t *hw, - unsigned long data_port, unsigned long ctrl_port, int *irq); - -extern void pmac_nvram_update(void); -extern unsigned char pmac_nvram_read_byte(int addr); -extern void pmac_nvram_write_byte(int addr, unsigned char val); -extern int pmac_pci_enable_device_hook(struct pci_dev *dev, int initial); -extern void pmac_pcibios_after_init(void); -extern int of_show_percpuinfo(struct seq_file *m, int i); - -struct device_node *memory_node; - -unsigned char drive_info; - -int ppc_override_l2cr = 0; -int ppc_override_l2cr_value; -int has_l2cache = 0; - -static int current_root_goodness = -1; - -extern int pmac_newworld; - -#define DEFAULT_ROOT_DEVICE Root_SDA1 /* sda1 - slightly silly choice */ - -extern void zs_kgdb_hook(int tty_num); -static void ohare_init(void); -#ifdef CONFIG_BOOTX_TEXT -static void pmac_progress(char *s, unsigned short hex); -#endif - -sys_ctrler_t sys_ctrler = SYS_CTRLER_UNKNOWN; - -#ifdef CONFIG_SMP -extern struct smp_ops_t psurge_smp_ops; -extern struct smp_ops_t core99_smp_ops; -#endif /* CONFIG_SMP */ - -static int __pmac -pmac_show_cpuinfo(struct seq_file *m) -{ - struct device_node *np; - char *pp; - int plen; - int mbmodel = pmac_call_feature(PMAC_FTR_GET_MB_INFO, - NULL, PMAC_MB_INFO_MODEL, 0); - unsigned int mbflags = (unsigned int)pmac_call_feature(PMAC_FTR_GET_MB_INFO, - NULL, PMAC_MB_INFO_FLAGS, 0); - char* mbname; - - if (pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL, PMAC_MB_INFO_NAME, (int)&mbname) != 0) - mbname = "Unknown"; - - /* find motherboard type */ - seq_printf(m, "machine\t\t: "); - np = find_devices("device-tree"); - if (np != NULL) { - pp = (char *) get_property(np, "model", NULL); - if (pp != NULL) - seq_printf(m, "%s\n", pp); - else - seq_printf(m, "PowerMac\n"); - pp = (char *) get_property(np, "compatible", &plen); - if (pp != NULL) { - seq_printf(m, "motherboard\t:"); - while (plen > 0) { - int l = strlen(pp) + 1; - seq_printf(m, " %s", pp); - plen -= l; - pp += l; - } - seq_printf(m, "\n"); - } - } else - seq_printf(m, "PowerMac\n"); - - /* print parsed model */ - seq_printf(m, "detected as\t: %d (%s)\n", mbmodel, mbname); - seq_printf(m, "pmac flags\t: %08x\n", mbflags); - - /* find l2 cache info */ - np = find_devices("l2-cache"); - if (np == 0) - np = find_type_devices("cache"); - if (np != 0) { - unsigned int *ic = (unsigned int *) - get_property(np, "i-cache-size", NULL); - unsigned int *dc = (unsigned int *) - get_property(np, "d-cache-size", NULL); - seq_printf(m, "L2 cache\t:"); - has_l2cache = 1; - if (get_property(np, "cache-unified", NULL) != 0 && dc) { - seq_printf(m, " %dK unified", *dc / 1024); - } else { - if (ic) - seq_printf(m, " %dK instruction", *ic / 1024); - if (dc) - seq_printf(m, "%s %dK data", - (ic? " +": ""), *dc / 1024); - } - pp = get_property(np, "ram-type", NULL); - if (pp) - seq_printf(m, " %s", pp); - seq_printf(m, "\n"); - } - - /* find ram info */ - np = find_devices("memory"); - if (np != 0) { - int n; - struct reg_property *reg = (struct reg_property *) - get_property(np, "reg", &n); - - if (reg != 0) { - unsigned long total = 0; - - for (n /= sizeof(struct reg_property); n > 0; --n) - total += (reg++)->size; - seq_printf(m, "memory\t\t: %luMB\n", total >> 20); - } - } - - /* Checks "l2cr-value" property in the registry */ - np = find_devices("cpus"); - if (np == 0) - np = find_type_devices("cpu"); - if (np != 0) { - unsigned int *l2cr = (unsigned int *) - get_property(np, "l2cr-value", NULL); - if (l2cr != 0) { - seq_printf(m, "l2cr override\t: 0x%x\n", *l2cr); - } - } - - /* Indicate newworld/oldworld */ - seq_printf(m, "pmac-generation\t: %s\n", - pmac_newworld ? "NewWorld" : "OldWorld"); - - - return 0; -} - -static int __openfirmware -pmac_show_percpuinfo(struct seq_file *m, int i) -{ -#ifdef CONFIG_CPU_FREQ_PMAC - extern unsigned int pmac_get_one_cpufreq(int i); - unsigned int freq = pmac_get_one_cpufreq(i); - if (freq != 0) { - seq_printf(m, "clock\t\t: %dMHz\n", freq/1000); - return 0; - } -#endif /* CONFIG_CPU_FREQ_PMAC */ - return of_show_percpuinfo(m, i); -} - -static volatile u32 *sysctrl_regs; - -void __init -pmac_setup_arch(void) -{ - struct device_node *cpu; - int *fp; - unsigned long pvr; - - pvr = PVR_VER(mfspr(SPRN_PVR)); - - /* Set loops_per_jiffy to a half-way reasonable value, - for use until calibrate_delay gets called. */ - cpu = find_type_devices("cpu"); - if (cpu != 0) { - fp = (int *) get_property(cpu, "clock-frequency", NULL); - if (fp != 0) { - if (pvr == 4 || pvr >= 8) - /* 604, G3, G4 etc. */ - loops_per_jiffy = *fp / HZ; - else - /* 601, 603, etc. */ - loops_per_jiffy = *fp / (2*HZ); - } else - loops_per_jiffy = 50000000 / HZ; - } - - /* this area has the CPU identification register - and some registers used by smp boards */ - sysctrl_regs = (volatile u32 *) ioremap(0xf8000000, 0x1000); - ohare_init(); - - /* Lookup PCI hosts */ - pmac_find_bridges(); - - /* Checks "l2cr-value" property in the registry */ - if (cpu_has_feature(CPU_FTR_L2CR)) { - struct device_node *np = find_devices("cpus"); - if (np == 0) - np = find_type_devices("cpu"); - if (np != 0) { - unsigned int *l2cr = (unsigned int *) - get_property(np, "l2cr-value", NULL); - if (l2cr != 0) { - ppc_override_l2cr = 1; - ppc_override_l2cr_value = *l2cr; - _set_L2CR(0); - _set_L2CR(ppc_override_l2cr_value); - } - } - } - - if (ppc_override_l2cr) - printk(KERN_INFO "L2CR overriden (0x%x), backside cache is %s\n", - ppc_override_l2cr_value, (ppc_override_l2cr_value & 0x80000000) - ? "enabled" : "disabled"); - -#ifdef CONFIG_KGDB - zs_kgdb_hook(0); -#endif - -#ifdef CONFIG_ADB_CUDA - find_via_cuda(); -#else - if (find_devices("via-cuda")) { - printk("WARNING ! Your machine is Cuda based but your kernel\n"); - printk(" wasn't compiled with CONFIG_ADB_CUDA option !\n"); - } -#endif -#ifdef CONFIG_ADB_PMU - find_via_pmu(); -#else - if (find_devices("via-pmu")) { - printk("WARNING ! Your machine is PMU based but your kernel\n"); - printk(" wasn't compiled with CONFIG_ADB_PMU option !\n"); - } -#endif -#ifdef CONFIG_NVRAM - pmac_nvram_init(); -#endif -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif - ROOT_DEV = DEFAULT_ROOT_DEVICE; - -#ifdef CONFIG_SMP - /* Check for Core99 */ - if (find_devices("uni-n") || find_devices("u3")) - ppc_md.smp_ops = &core99_smp_ops; - else - ppc_md.smp_ops = &psurge_smp_ops; -#endif /* CONFIG_SMP */ - - pci_create_OF_bus_map(); -} - -static void __init ohare_init(void) -{ - /* - * Turn on the L2 cache. - * We assume that we have a PSX memory controller iff - * we have an ohare I/O controller. - */ - if (find_devices("ohare") != NULL) { - if (((sysctrl_regs[2] >> 24) & 0xf) >= 3) { - if (sysctrl_regs[4] & 0x10) - sysctrl_regs[4] |= 0x04000020; - else - sysctrl_regs[4] |= 0x04000000; - if(has_l2cache) - printk(KERN_INFO "Level 2 cache enabled\n"); - } - } -} - -extern char *bootpath; -extern char *bootdevice; -void *boot_host; -int boot_target; -int boot_part; -extern dev_t boot_dev; - -#ifdef CONFIG_SCSI -void __init -note_scsi_host(struct device_node *node, void *host) -{ - int l; - char *p; - - l = strlen(node->full_name); - if (bootpath != NULL && bootdevice != NULL - && strncmp(node->full_name, bootdevice, l) == 0 - && (bootdevice[l] == '/' || bootdevice[l] == 0)) { - boot_host = host; - /* - * There's a bug in OF 1.0.5. (Why am I not surprised.) - * If you pass a path like scsi/sd@1:0 to canon, it returns - * something like /bandit@F2000000/gc@10/53c94@10000/sd@0,0 - * That is, the scsi target number doesn't get preserved. - * So we pick the target number out of bootpath and use that. - */ - p = strstr(bootpath, "/sd@"); - if (p != NULL) { - p += 4; - boot_target = simple_strtoul(p, NULL, 10); - p = strchr(p, ':'); - if (p != NULL) - boot_part = simple_strtoul(p + 1, NULL, 10); - } - } -} -#endif - -#if defined(CONFIG_BLK_DEV_IDE) && defined(CONFIG_BLK_DEV_IDE_PMAC) -static dev_t __init -find_ide_boot(void) -{ - char *p; - int n; - dev_t __init pmac_find_ide_boot(char *bootdevice, int n); - - if (bootdevice == NULL) - return 0; - p = strrchr(bootdevice, '/'); - if (p == NULL) - return 0; - n = p - bootdevice; - - return pmac_find_ide_boot(bootdevice, n); -} -#endif /* CONFIG_BLK_DEV_IDE && CONFIG_BLK_DEV_IDE_PMAC */ - -static void __init -find_boot_device(void) -{ -#if defined(CONFIG_BLK_DEV_IDE) && defined(CONFIG_BLK_DEV_IDE_PMAC) - boot_dev = find_ide_boot(); -#endif -} - -static int initializing = 1; -/* TODO: Merge the suspend-to-ram with the common code !!! - * currently, this is a stub implementation for suspend-to-disk - * only - */ - -#ifdef CONFIG_SOFTWARE_SUSPEND - -static int pmac_pm_prepare(suspend_state_t state) -{ - printk(KERN_DEBUG "%s(%d)\n", __FUNCTION__, state); - - return 0; -} - -static int pmac_pm_enter(suspend_state_t state) -{ - printk(KERN_DEBUG "%s(%d)\n", __FUNCTION__, state); - - /* Giveup the lazy FPU & vec so we don't have to back them - * up from the low level code - */ - enable_kernel_fp(); - -#ifdef CONFIG_ALTIVEC - if (cur_cpu_spec[0]->cpu_features & CPU_FTR_ALTIVEC) - enable_kernel_altivec(); -#endif /* CONFIG_ALTIVEC */ - - return 0; -} - -static int pmac_pm_finish(suspend_state_t state) -{ - printk(KERN_DEBUG "%s(%d)\n", __FUNCTION__, state); - - /* Restore userland MMU context */ - set_context(current->active_mm->context, current->active_mm->pgd); - - return 0; -} - -static struct pm_ops pmac_pm_ops = { - .pm_disk_mode = PM_DISK_SHUTDOWN, - .prepare = pmac_pm_prepare, - .enter = pmac_pm_enter, - .finish = pmac_pm_finish, -}; - -#endif /* CONFIG_SOFTWARE_SUSPEND */ - -static int pmac_late_init(void) -{ - initializing = 0; -#ifdef CONFIG_SOFTWARE_SUSPEND - pm_set_ops(&pmac_pm_ops); -#endif /* CONFIG_SOFTWARE_SUSPEND */ - return 0; -} - -late_initcall(pmac_late_init); - -/* can't be __init - can be called whenever a disk is first accessed */ -void __pmac -note_bootable_part(dev_t dev, int part, int goodness) -{ - static int found_boot = 0; - char *p; - - if (!initializing) - return; - if ((goodness <= current_root_goodness) && - ROOT_DEV != DEFAULT_ROOT_DEVICE) - return; - p = strstr(saved_command_line, "root="); - if (p != NULL && (p == saved_command_line || p[-1] == ' ')) - return; - - if (!found_boot) { - find_boot_device(); - found_boot = 1; - } - if (!boot_dev || dev == boot_dev) { - ROOT_DEV = dev + part; - boot_dev = 0; - current_root_goodness = goodness; - } -} - -static void __pmac -pmac_restart(char *cmd) -{ -#ifdef CONFIG_ADB_CUDA - struct adb_request req; -#endif /* CONFIG_ADB_CUDA */ - - switch (sys_ctrler) { -#ifdef CONFIG_ADB_CUDA - case SYS_CTRLER_CUDA: - cuda_request(&req, NULL, 2, CUDA_PACKET, - CUDA_RESET_SYSTEM); - for (;;) - cuda_poll(); - break; -#endif /* CONFIG_ADB_CUDA */ -#ifdef CONFIG_ADB_PMU - case SYS_CTRLER_PMU: - pmu_restart(); - break; -#endif /* CONFIG_ADB_PMU */ - default: ; - } -} - -static void __pmac -pmac_power_off(void) -{ -#ifdef CONFIG_ADB_CUDA - struct adb_request req; -#endif /* CONFIG_ADB_CUDA */ - - switch (sys_ctrler) { -#ifdef CONFIG_ADB_CUDA - case SYS_CTRLER_CUDA: - cuda_request(&req, NULL, 2, CUDA_PACKET, - CUDA_POWERDOWN); - for (;;) - cuda_poll(); - break; -#endif /* CONFIG_ADB_CUDA */ -#ifdef CONFIG_ADB_PMU - case SYS_CTRLER_PMU: - pmu_shutdown(); - break; -#endif /* CONFIG_ADB_PMU */ - default: ; - } -} - -static void __pmac -pmac_halt(void) -{ - pmac_power_off(); -} - -/* - * Read in a property describing some pieces of memory. - */ - -static int __init -get_mem_prop(char *name, struct mem_pieces *mp) -{ - struct reg_property *rp; - int i, s; - unsigned int *ip; - int nac = prom_n_addr_cells(memory_node); - int nsc = prom_n_size_cells(memory_node); - - ip = (unsigned int *) get_property(memory_node, name, &s); - if (ip == NULL) { - printk(KERN_ERR "error: couldn't get %s property on /memory\n", - name); - return 0; - } - s /= (nsc + nac) * 4; - rp = mp->regions; - for (i = 0; i < s; ++i, ip += nac+nsc) { - if (nac >= 2 && ip[nac-2] != 0) - continue; - rp->address = ip[nac-1]; - if (nsc >= 2 && ip[nac+nsc-2] != 0) - rp->size = ~0U; - else - rp->size = ip[nac+nsc-1]; - ++rp; - } - mp->n_regions = rp - mp->regions; - - /* Make sure the pieces are sorted. */ - mem_pieces_sort(mp); - mem_pieces_coalesce(mp); - return 1; -} - -/* - * On systems with Open Firmware, collect information about - * physical RAM and which pieces are already in use. - * At this point, we have (at least) the first 8MB mapped with a BAT. - * Our text, data, bss use something over 1MB, starting at 0. - * Open Firmware may be using 1MB at the 4MB point. - */ -unsigned long __init -pmac_find_end_of_memory(void) -{ - unsigned long a, total; - struct mem_pieces phys_mem; - - /* - * Find out where physical memory is, and check that it - * starts at 0 and is contiguous. It seems that RAM is - * always physically contiguous on Power Macintoshes. - * - * Supporting discontiguous physical memory isn't hard, - * it just makes the virtual <-> physical mapping functions - * more complicated (or else you end up wasting space - * in mem_map). - */ - memory_node = find_devices("memory"); - if (memory_node == NULL || !get_mem_prop("reg", &phys_mem) - || phys_mem.n_regions == 0) - panic("No RAM??"); - a = phys_mem.regions[0].address; - if (a != 0) - panic("RAM doesn't start at physical address 0"); - total = phys_mem.regions[0].size; - - if (phys_mem.n_regions > 1) { - printk("RAM starting at 0x%x is not contiguous\n", - phys_mem.regions[1].address); - printk("Using RAM from 0 to 0x%lx\n", total-1); - } - - return total; -} - -void __init -pmac_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - /* isa_io_base gets set in pmac_find_bridges */ - isa_mem_base = PMAC_ISA_MEM_BASE; - pci_dram_offset = PMAC_PCI_DRAM_OFFSET; - ISA_DMA_THRESHOLD = ~0L; - DMA_MODE_READ = 1; - DMA_MODE_WRITE = 2; - - ppc_md.setup_arch = pmac_setup_arch; - ppc_md.show_cpuinfo = pmac_show_cpuinfo; - ppc_md.show_percpuinfo = pmac_show_percpuinfo; - ppc_md.irq_canonicalize = NULL; - ppc_md.init_IRQ = pmac_pic_init; - ppc_md.get_irq = pmac_get_irq; /* Changed later on ... */ - - ppc_md.pcibios_fixup = pmac_pcibios_fixup; - ppc_md.pcibios_enable_device_hook = pmac_pci_enable_device_hook; - ppc_md.pcibios_after_init = pmac_pcibios_after_init; - ppc_md.phys_mem_access_prot = pci_phys_mem_access_prot; - - ppc_md.restart = pmac_restart; - ppc_md.power_off = pmac_power_off; - ppc_md.halt = pmac_halt; - - ppc_md.time_init = pmac_time_init; - ppc_md.set_rtc_time = pmac_set_rtc_time; - ppc_md.get_rtc_time = pmac_get_rtc_time; - ppc_md.calibrate_decr = pmac_calibrate_decr; - - ppc_md.find_end_of_memory = pmac_find_end_of_memory; - - ppc_md.feature_call = pmac_do_feature_call; - -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) -#ifdef CONFIG_BLK_DEV_IDE_PMAC - ppc_ide_md.ide_init_hwif = pmac_ide_init_hwif_ports; - ppc_ide_md.default_io_base = pmac_ide_get_base; -#endif /* CONFIG_BLK_DEV_IDE_PMAC */ -#endif /* defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) */ - -#ifdef CONFIG_BOOTX_TEXT - ppc_md.progress = pmac_progress; -#endif /* CONFIG_BOOTX_TEXT */ - - if (ppc_md.progress) ppc_md.progress("pmac_init(): exit", 0); - -} - -#ifdef CONFIG_BOOTX_TEXT -static void __init -pmac_progress(char *s, unsigned short hex) -{ - if (boot_text_mapped) { - btext_drawstring(s); - btext_drawchar('\n'); - } -} -#endif /* CONFIG_BOOTX_TEXT */ - -static int __init -pmac_declare_of_platform_devices(void) -{ - struct device_node *np; - - np = find_devices("uni-n"); - if (np) { - for (np = np->child; np != NULL; np = np->sibling) - if (strncmp(np->name, "i2c", 3) == 0) { - of_platform_device_create(np, "uni-n-i2c"); - break; - } - } - np = find_devices("u3"); - if (np) { - for (np = np->child; np != NULL; np = np->sibling) - if (strncmp(np->name, "i2c", 3) == 0) { - of_platform_device_create(np, "u3-i2c"); - break; - } - } - - np = find_devices("valkyrie"); - if (np) - of_platform_device_create(np, "valkyrie"); - np = find_devices("platinum"); - if (np) - of_platform_device_create(np, "platinum"); - - return 0; -} - -device_initcall(pmac_declare_of_platform_devices); diff --git a/arch/ppc/platforms/pmac_sleep.S b/arch/ppc/platforms/pmac_sleep.S deleted file mode 100644 index 016a7464915..00000000000 --- a/arch/ppc/platforms/pmac_sleep.S +++ /dev/null @@ -1,394 +0,0 @@ -/* - * This file contains sleep low-level functions for PowerBook G3. - * Copyright (C) 1999 Benjamin Herrenschmidt (benh@kernel.crashing.org) - * and Paul Mackerras (paulus@samba.org). - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - */ - -#include <linux/config.h> -#include <asm/processor.h> -#include <asm/page.h> -#include <asm/ppc_asm.h> -#include <asm/cputable.h> -#include <asm/cache.h> -#include <asm/thread_info.h> -#include <asm/offsets.h> - -#define MAGIC 0x4c617273 /* 'Lars' */ - -/* - * Structure for storing CPU registers on the stack. - */ -#define SL_SP 0 -#define SL_PC 4 -#define SL_MSR 8 -#define SL_SDR1 0xc -#define SL_SPRG0 0x10 /* 4 sprg's */ -#define SL_DBAT0 0x20 -#define SL_IBAT0 0x28 -#define SL_DBAT1 0x30 -#define SL_IBAT1 0x38 -#define SL_DBAT2 0x40 -#define SL_IBAT2 0x48 -#define SL_DBAT3 0x50 -#define SL_IBAT3 0x58 -#define SL_TB 0x60 -#define SL_R2 0x68 -#define SL_CR 0x6c -#define SL_R12 0x70 /* r12 to r31 */ -#define SL_SIZE (SL_R12 + 80) - - .section .text - .align 5 - -#if defined(CONFIG_PM) || defined(CONFIG_CPU_FREQ_PMAC) - -/* This gets called by via-pmu.c late during the sleep process. - * The PMU was already send the sleep command and will shut us down - * soon. We need to save all that is needed and setup the wakeup - * vector that will be called by the ROM on wakeup - */ -_GLOBAL(low_sleep_handler) -#ifndef CONFIG_6xx - blr -#else - mflr r0 - stw r0,4(r1) - stwu r1,-SL_SIZE(r1) - mfcr r0 - stw r0,SL_CR(r1) - stw r2,SL_R2(r1) - stmw r12,SL_R12(r1) - - /* Save MSR & SDR1 */ - mfmsr r4 - stw r4,SL_MSR(r1) - mfsdr1 r4 - stw r4,SL_SDR1(r1) - - /* Get a stable timebase and save it */ -1: mftbu r4 - stw r4,SL_TB(r1) - mftb r5 - stw r5,SL_TB+4(r1) - mftbu r3 - cmpw r3,r4 - bne 1b - - /* Save SPRGs */ - mfsprg r4,0 - stw r4,SL_SPRG0(r1) - mfsprg r4,1 - stw r4,SL_SPRG0+4(r1) - mfsprg r4,2 - stw r4,SL_SPRG0+8(r1) - mfsprg r4,3 - stw r4,SL_SPRG0+12(r1) - - /* Save BATs */ - mfdbatu r4,0 - stw r4,SL_DBAT0(r1) - mfdbatl r4,0 - stw r4,SL_DBAT0+4(r1) - mfdbatu r4,1 - stw r4,SL_DBAT1(r1) - mfdbatl r4,1 - stw r4,SL_DBAT1+4(r1) - mfdbatu r4,2 - stw r4,SL_DBAT2(r1) - mfdbatl r4,2 - stw r4,SL_DBAT2+4(r1) - mfdbatu r4,3 - stw r4,SL_DBAT3(r1) - mfdbatl r4,3 - stw r4,SL_DBAT3+4(r1) - mfibatu r4,0 - stw r4,SL_IBAT0(r1) - mfibatl r4,0 - stw r4,SL_IBAT0+4(r1) - mfibatu r4,1 - stw r4,SL_IBAT1(r1) - mfibatl r4,1 - stw r4,SL_IBAT1+4(r1) - mfibatu r4,2 - stw r4,SL_IBAT2(r1) - mfibatl r4,2 - stw r4,SL_IBAT2+4(r1) - mfibatu r4,3 - stw r4,SL_IBAT3(r1) - mfibatl r4,3 - stw r4,SL_IBAT3+4(r1) - - /* Backup various CPU config stuffs */ - bl __save_cpu_setup - - /* The ROM can wake us up via 2 different vectors: - * - On wallstreet & lombard, we must write a magic - * value 'Lars' at address 4 and a pointer to a - * memory location containing the PC to resume from - * at address 0. - * - On Core99, we must store the wakeup vector at - * address 0x80 and eventually it's parameters - * at address 0x84. I've have some trouble with those - * parameters however and I no longer use them. - */ - lis r5,grackle_wake_up@ha - addi r5,r5,grackle_wake_up@l - tophys(r5,r5) - stw r5,SL_PC(r1) - lis r4,KERNELBASE@h - tophys(r5,r1) - addi r5,r5,SL_PC - lis r6,MAGIC@ha - addi r6,r6,MAGIC@l - stw r5,0(r4) - stw r6,4(r4) - /* Setup stuffs at 0x80-0x84 for Core99 */ - lis r3,core99_wake_up@ha - addi r3,r3,core99_wake_up@l - tophys(r3,r3) - stw r3,0x80(r4) - stw r5,0x84(r4) - /* Store a pointer to our backup storage into - * a kernel global - */ - lis r3,sleep_storage@ha - addi r3,r3,sleep_storage@l - stw r5,0(r3) - - /* Flush & disable all caches */ - bl flush_disable_caches - - /* Turn off data relocation. */ - mfmsr r3 /* Save MSR in r7 */ - rlwinm r3,r3,0,28,26 /* Turn off DR bit */ - sync - mtmsr r3 - isync - -BEGIN_FTR_SECTION - /* Flush any pending L2 data prefetches to work around HW bug */ - sync - lis r3,0xfff0 - lwz r0,0(r3) /* perform cache-inhibited load to ROM */ - sync /* (caches are disabled at this point) */ -END_FTR_SECTION_IFSET(CPU_FTR_SPEC7450) - -/* - * Set the HID0 and MSR for sleep. - */ - mfspr r2,SPRN_HID0 - rlwinm r2,r2,0,10,7 /* clear doze, nap */ - oris r2,r2,HID0_SLEEP@h - sync - isync - mtspr SPRN_HID0,r2 - sync - -/* This loop puts us back to sleep in case we have a spurrious - * wakeup so that the host bridge properly stays asleep. The - * CPU will be turned off, either after a known time (about 1 - * second) on wallstreet & lombard, or as soon as the CPU enters - * SLEEP mode on core99 - */ - mfmsr r2 - oris r2,r2,MSR_POW@h -1: sync - mtmsr r2 - isync - b 1b - -/* - * Here is the resume code. - */ - - -/* - * Core99 machines resume here - * r4 has the physical address of SL_PC(sp) (unused) - */ -_GLOBAL(core99_wake_up) - /* Make sure HID0 no longer contains any sleep bit and that data cache - * is disabled - */ - mfspr r3,SPRN_HID0 - rlwinm r3,r3,0,11,7 /* clear SLEEP, NAP, DOZE bits */ - rlwinm 3,r3,0,18,15 /* clear DCE, ICE */ - mtspr SPRN_HID0,r3 - sync - isync - - /* sanitize MSR */ - mfmsr r3 - ori r3,r3,MSR_EE|MSR_IP - xori r3,r3,MSR_EE|MSR_IP - sync - isync - mtmsr r3 - sync - isync - - /* Recover sleep storage */ - lis r3,sleep_storage@ha - addi r3,r3,sleep_storage@l - tophys(r3,r3) - lwz r1,0(r3) - - /* Pass thru to older resume code ... */ -/* - * Here is the resume code for older machines. - * r1 has the physical address of SL_PC(sp). - */ - -grackle_wake_up: - - /* Restore the kernel's segment registers before - * we do any r1 memory access as we are not sure they - * are in a sane state above the first 256Mb region - */ - li r0,16 /* load up segment register values */ - mtctr r0 /* for context 0 */ - lis r3,0x2000 /* Ku = 1, VSID = 0 */ - li r4,0 -3: mtsrin r3,r4 - addi r3,r3,0x111 /* increment VSID */ - addis r4,r4,0x1000 /* address of next segment */ - bdnz 3b - sync - isync - - subi r1,r1,SL_PC - - /* Restore various CPU config stuffs */ - bl __restore_cpu_setup - - /* Make sure all FPRs have been initialized */ - bl reloc_offset - bl __init_fpu_registers - - /* Invalidate & enable L1 cache, we don't care about - * whatever the ROM may have tried to write to memory - */ - bl __inval_enable_L1 - - /* Restore the BATs, and SDR1. Then we can turn on the MMU. */ - lwz r4,SL_SDR1(r1) - mtsdr1 r4 - lwz r4,SL_SPRG0(r1) - mtsprg 0,r4 - lwz r4,SL_SPRG0+4(r1) - mtsprg 1,r4 - lwz r4,SL_SPRG0+8(r1) - mtsprg 2,r4 - lwz r4,SL_SPRG0+12(r1) - mtsprg 3,r4 - - lwz r4,SL_DBAT0(r1) - mtdbatu 0,r4 - lwz r4,SL_DBAT0+4(r1) - mtdbatl 0,r4 - lwz r4,SL_DBAT1(r1) - mtdbatu 1,r4 - lwz r4,SL_DBAT1+4(r1) - mtdbatl 1,r4 - lwz r4,SL_DBAT2(r1) - mtdbatu 2,r4 - lwz r4,SL_DBAT2+4(r1) - mtdbatl 2,r4 - lwz r4,SL_DBAT3(r1) - mtdbatu 3,r4 - lwz r4,SL_DBAT3+4(r1) - mtdbatl 3,r4 - lwz r4,SL_IBAT0(r1) - mtibatu 0,r4 - lwz r4,SL_IBAT0+4(r1) - mtibatl 0,r4 - lwz r4,SL_IBAT1(r1) - mtibatu 1,r4 - lwz r4,SL_IBAT1+4(r1) - mtibatl 1,r4 - lwz r4,SL_IBAT2(r1) - mtibatu 2,r4 - lwz r4,SL_IBAT2+4(r1) - mtibatl 2,r4 - lwz r4,SL_IBAT3(r1) - mtibatu 3,r4 - lwz r4,SL_IBAT3+4(r1) - mtibatl 3,r4 - -BEGIN_FTR_SECTION - li r4,0 - mtspr SPRN_DBAT4U,r4 - mtspr SPRN_DBAT4L,r4 - mtspr SPRN_DBAT5U,r4 - mtspr SPRN_DBAT5L,r4 - mtspr SPRN_DBAT6U,r4 - mtspr SPRN_DBAT6L,r4 - mtspr SPRN_DBAT7U,r4 - mtspr SPRN_DBAT7L,r4 - mtspr SPRN_IBAT4U,r4 - mtspr SPRN_IBAT4L,r4 - mtspr SPRN_IBAT5U,r4 - mtspr SPRN_IBAT5L,r4 - mtspr SPRN_IBAT6U,r4 - mtspr SPRN_IBAT6L,r4 - mtspr SPRN_IBAT7U,r4 - mtspr SPRN_IBAT7L,r4 -END_FTR_SECTION_IFSET(CPU_FTR_HAS_HIGH_BATS) - - /* Flush all TLBs */ - lis r4,0x1000 -1: addic. r4,r4,-0x1000 - tlbie r4 - blt 1b - sync - - /* restore the MSR and turn on the MMU */ - lwz r3,SL_MSR(r1) - bl turn_on_mmu - - /* get back the stack pointer */ - tovirt(r1,r1) - - /* Restore TB */ - li r3,0 - mttbl r3 - lwz r3,SL_TB(r1) - lwz r4,SL_TB+4(r1) - mttbu r3 - mttbl r4 - - /* Restore the callee-saved registers and return */ - lwz r0,SL_CR(r1) - mtcr r0 - lwz r2,SL_R2(r1) - lmw r12,SL_R12(r1) - addi r1,r1,SL_SIZE - lwz r0,4(r1) - mtlr r0 - blr - -turn_on_mmu: - mflr r4 - tovirt(r4,r4) - mtsrr0 r4 - mtsrr1 r3 - sync - isync - rfi - -#endif /* defined(CONFIG_PM) || defined(CONFIG_CPU_FREQ) */ - - .section .data - .balign L1_CACHE_LINE_SIZE -sleep_storage: - .long 0 - .balign L1_CACHE_LINE_SIZE, 0 - -#endif /* CONFIG_6xx */ - .section .text diff --git a/arch/ppc/platforms/pmac_smp.c b/arch/ppc/platforms/pmac_smp.c deleted file mode 100644 index 8e049dab4e6..00000000000 --- a/arch/ppc/platforms/pmac_smp.c +++ /dev/null @@ -1,670 +0,0 @@ -/* - * SMP support for power macintosh. - * - * We support both the old "powersurge" SMP architecture - * and the current Core99 (G4 PowerMac) machines. - * - * Note that we don't support the very first rev. of - * Apple/DayStar 2 CPUs board, the one with the funky - * watchdog. Hopefully, none of these should be there except - * maybe internally to Apple. I should probably still add some - * code to detect this card though and disable SMP. --BenH. - * - * Support Macintosh G4 SMP by Troy Benjegerdes (hozer@drgw.net) - * and Ben Herrenschmidt <benh@kernel.crashing.org>. - * - * Support for DayStar quad CPU cards - * Copyright (C) XLR8, Inc. 1994-2000 - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ -#include <linux/config.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/smp.h> -#include <linux/smp_lock.h> -#include <linux/interrupt.h> -#include <linux/kernel_stat.h> -#include <linux/delay.h> -#include <linux/init.h> -#include <linux/spinlock.h> -#include <linux/errno.h> -#include <linux/hardirq.h> - -#include <asm/ptrace.h> -#include <asm/atomic.h> -#include <asm/irq.h> -#include <asm/page.h> -#include <asm/pgtable.h> -#include <asm/sections.h> -#include <asm/io.h> -#include <asm/prom.h> -#include <asm/smp.h> -#include <asm/residual.h> -#include <asm/machdep.h> -#include <asm/pmac_feature.h> -#include <asm/time.h> -#include <asm/open_pic.h> -#include <asm/cacheflush.h> -#include <asm/keylargo.h> - -/* - * Powersurge (old powermac SMP) support. - */ - -extern void __secondary_start_psurge(void); -extern void __secondary_start_psurge2(void); /* Temporary horrible hack */ -extern void __secondary_start_psurge3(void); /* Temporary horrible hack */ - -/* Addresses for powersurge registers */ -#define HAMMERHEAD_BASE 0xf8000000 -#define HHEAD_CONFIG 0x90 -#define HHEAD_SEC_INTR 0xc0 - -/* register for interrupting the primary processor on the powersurge */ -/* N.B. this is actually the ethernet ROM! */ -#define PSURGE_PRI_INTR 0xf3019000 - -/* register for storing the start address for the secondary processor */ -/* N.B. this is the PCI config space address register for the 1st bridge */ -#define PSURGE_START 0xf2800000 - -/* Daystar/XLR8 4-CPU card */ -#define PSURGE_QUAD_REG_ADDR 0xf8800000 - -#define PSURGE_QUAD_IRQ_SET 0 -#define PSURGE_QUAD_IRQ_CLR 1 -#define PSURGE_QUAD_IRQ_PRIMARY 2 -#define PSURGE_QUAD_CKSTOP_CTL 3 -#define PSURGE_QUAD_PRIMARY_ARB 4 -#define PSURGE_QUAD_BOARD_ID 6 -#define PSURGE_QUAD_WHICH_CPU 7 -#define PSURGE_QUAD_CKSTOP_RDBK 8 -#define PSURGE_QUAD_RESET_CTL 11 - -#define PSURGE_QUAD_OUT(r, v) (out_8(quad_base + ((r) << 4) + 4, (v))) -#define PSURGE_QUAD_IN(r) (in_8(quad_base + ((r) << 4) + 4) & 0x0f) -#define PSURGE_QUAD_BIS(r, v) (PSURGE_QUAD_OUT((r), PSURGE_QUAD_IN(r) | (v))) -#define PSURGE_QUAD_BIC(r, v) (PSURGE_QUAD_OUT((r), PSURGE_QUAD_IN(r) & ~(v))) - -/* virtual addresses for the above */ -static volatile u8 __iomem *hhead_base; -static volatile u8 __iomem *quad_base; -static volatile u32 __iomem *psurge_pri_intr; -static volatile u8 __iomem *psurge_sec_intr; -static volatile u32 __iomem *psurge_start; - -/* values for psurge_type */ -#define PSURGE_NONE -1 -#define PSURGE_DUAL 0 -#define PSURGE_QUAD_OKEE 1 -#define PSURGE_QUAD_COTTON 2 -#define PSURGE_QUAD_ICEGRASS 3 - -/* what sort of powersurge board we have */ -static int psurge_type = PSURGE_NONE; - -/* L2 and L3 cache settings to pass from CPU0 to CPU1 */ -volatile static long int core99_l2_cache; -volatile static long int core99_l3_cache; - -/* Timebase freeze GPIO */ -static unsigned int core99_tb_gpio; - -/* Sync flag for HW tb sync */ -static volatile int sec_tb_reset = 0; -static unsigned int pri_tb_hi, pri_tb_lo; -static unsigned int pri_tb_stamp; - -static void __init core99_init_caches(int cpu) -{ - if (!cpu_has_feature(CPU_FTR_L2CR)) - return; - - if (cpu == 0) { - core99_l2_cache = _get_L2CR(); - printk("CPU0: L2CR is %lx\n", core99_l2_cache); - } else { - printk("CPU%d: L2CR was %lx\n", cpu, _get_L2CR()); - _set_L2CR(0); - _set_L2CR(core99_l2_cache); - printk("CPU%d: L2CR set to %lx\n", cpu, core99_l2_cache); - } - - if (!cpu_has_feature(CPU_FTR_L3CR)) - return; - - if (cpu == 0){ - core99_l3_cache = _get_L3CR(); - printk("CPU0: L3CR is %lx\n", core99_l3_cache); - } else { - printk("CPU%d: L3CR was %lx\n", cpu, _get_L3CR()); - _set_L3CR(0); - _set_L3CR(core99_l3_cache); - printk("CPU%d: L3CR set to %lx\n", cpu, core99_l3_cache); - } -} - -/* - * Set and clear IPIs for powersurge. - */ -static inline void psurge_set_ipi(int cpu) -{ - if (psurge_type == PSURGE_NONE) - return; - if (cpu == 0) - in_be32(psurge_pri_intr); - else if (psurge_type == PSURGE_DUAL) - out_8(psurge_sec_intr, 0); - else - PSURGE_QUAD_OUT(PSURGE_QUAD_IRQ_SET, 1 << cpu); -} - -static inline void psurge_clr_ipi(int cpu) -{ - if (cpu > 0) { - switch(psurge_type) { - case PSURGE_DUAL: - out_8(psurge_sec_intr, ~0); - case PSURGE_NONE: - break; - default: - PSURGE_QUAD_OUT(PSURGE_QUAD_IRQ_CLR, 1 << cpu); - } - } -} - -/* - * On powersurge (old SMP powermac architecture) we don't have - * separate IPIs for separate messages like openpic does. Instead - * we have a bitmap for each processor, where a 1 bit means that - * the corresponding message is pending for that processor. - * Ideally each cpu's entry would be in a different cache line. - * -- paulus. - */ -static unsigned long psurge_smp_message[NR_CPUS]; - -void __pmac psurge_smp_message_recv(struct pt_regs *regs) -{ - int cpu = smp_processor_id(); - int msg; - - /* clear interrupt */ - psurge_clr_ipi(cpu); - - if (num_online_cpus() < 2) - return; - - /* make sure there is a message there */ - for (msg = 0; msg < 4; msg++) - if (test_and_clear_bit(msg, &psurge_smp_message[cpu])) - smp_message_recv(msg, regs); -} - -irqreturn_t __pmac psurge_primary_intr(int irq, void *d, struct pt_regs *regs) -{ - psurge_smp_message_recv(regs); - return IRQ_HANDLED; -} - -static void __pmac smp_psurge_message_pass(int target, int msg, unsigned long data, - int wait) -{ - int i; - - if (num_online_cpus() < 2) - return; - - for (i = 0; i < NR_CPUS; i++) { - if (!cpu_online(i)) - continue; - if (target == MSG_ALL - || (target == MSG_ALL_BUT_SELF && i != smp_processor_id()) - || target == i) { - set_bit(msg, &psurge_smp_message[i]); - psurge_set_ipi(i); - } - } -} - -/* - * Determine a quad card presence. We read the board ID register, we - * force the data bus to change to something else, and we read it again. - * It it's stable, then the register probably exist (ugh !) - */ -static int __init psurge_quad_probe(void) -{ - int type; - unsigned int i; - - type = PSURGE_QUAD_IN(PSURGE_QUAD_BOARD_ID); - if (type < PSURGE_QUAD_OKEE || type > PSURGE_QUAD_ICEGRASS - || type != PSURGE_QUAD_IN(PSURGE_QUAD_BOARD_ID)) - return PSURGE_DUAL; - - /* looks OK, try a slightly more rigorous test */ - /* bogus is not necessarily cacheline-aligned, - though I don't suppose that really matters. -- paulus */ - for (i = 0; i < 100; i++) { - volatile u32 bogus[8]; - bogus[(0+i)%8] = 0x00000000; - bogus[(1+i)%8] = 0x55555555; - bogus[(2+i)%8] = 0xFFFFFFFF; - bogus[(3+i)%8] = 0xAAAAAAAA; - bogus[(4+i)%8] = 0x33333333; - bogus[(5+i)%8] = 0xCCCCCCCC; - bogus[(6+i)%8] = 0xCCCCCCCC; - bogus[(7+i)%8] = 0x33333333; - wmb(); - asm volatile("dcbf 0,%0" : : "r" (bogus) : "memory"); - mb(); - if (type != PSURGE_QUAD_IN(PSURGE_QUAD_BOARD_ID)) - return PSURGE_DUAL; - } - return type; -} - -static void __init psurge_quad_init(void) -{ - int procbits; - - if (ppc_md.progress) ppc_md.progress("psurge_quad_init", 0x351); - procbits = ~PSURGE_QUAD_IN(PSURGE_QUAD_WHICH_CPU); - if (psurge_type == PSURGE_QUAD_ICEGRASS) - PSURGE_QUAD_BIS(PSURGE_QUAD_RESET_CTL, procbits); - else - PSURGE_QUAD_BIC(PSURGE_QUAD_CKSTOP_CTL, procbits); - mdelay(33); - out_8(psurge_sec_intr, ~0); - PSURGE_QUAD_OUT(PSURGE_QUAD_IRQ_CLR, procbits); - PSURGE_QUAD_BIS(PSURGE_QUAD_RESET_CTL, procbits); - if (psurge_type != PSURGE_QUAD_ICEGRASS) - PSURGE_QUAD_BIS(PSURGE_QUAD_CKSTOP_CTL, procbits); - PSURGE_QUAD_BIC(PSURGE_QUAD_PRIMARY_ARB, procbits); - mdelay(33); - PSURGE_QUAD_BIC(PSURGE_QUAD_RESET_CTL, procbits); - mdelay(33); - PSURGE_QUAD_BIS(PSURGE_QUAD_PRIMARY_ARB, procbits); - mdelay(33); -} - -static int __init smp_psurge_probe(void) -{ - int i, ncpus; - - /* We don't do SMP on the PPC601 -- paulus */ - if (PVR_VER(mfspr(SPRN_PVR)) == 1) - return 1; - - /* - * The powersurge cpu board can be used in the generation - * of powermacs that have a socket for an upgradeable cpu card, - * including the 7500, 8500, 9500, 9600. - * The device tree doesn't tell you if you have 2 cpus because - * OF doesn't know anything about the 2nd processor. - * Instead we look for magic bits in magic registers, - * in the hammerhead memory controller in the case of the - * dual-cpu powersurge board. -- paulus. - */ - if (find_devices("hammerhead") == NULL) - return 1; - - hhead_base = ioremap(HAMMERHEAD_BASE, 0x800); - quad_base = ioremap(PSURGE_QUAD_REG_ADDR, 1024); - psurge_sec_intr = hhead_base + HHEAD_SEC_INTR; - - psurge_type = psurge_quad_probe(); - if (psurge_type != PSURGE_DUAL) { - psurge_quad_init(); - /* All released cards using this HW design have 4 CPUs */ - ncpus = 4; - } else { - iounmap(quad_base); - if ((in_8(hhead_base + HHEAD_CONFIG) & 0x02) == 0) { - /* not a dual-cpu card */ - iounmap(hhead_base); - psurge_type = PSURGE_NONE; - return 1; - } - ncpus = 2; - } - - psurge_start = ioremap(PSURGE_START, 4); - psurge_pri_intr = ioremap(PSURGE_PRI_INTR, 4); - - /* this is not actually strictly necessary -- paulus. */ - for (i = 1; i < ncpus; ++i) - smp_hw_index[i] = i; - - if (ppc_md.progress) ppc_md.progress("smp_psurge_probe - done", 0x352); - - return ncpus; -} - -static void __init smp_psurge_kick_cpu(int nr) -{ - void (*start)(void) = __secondary_start_psurge; - unsigned long a; - - /* may need to flush here if secondary bats aren't setup */ - for (a = KERNELBASE; a < KERNELBASE + 0x800000; a += 32) - asm volatile("dcbf 0,%0" : : "r" (a) : "memory"); - asm volatile("sync"); - - if (ppc_md.progress) ppc_md.progress("smp_psurge_kick_cpu", 0x353); - - /* setup entry point of secondary processor */ - switch (nr) { - case 2: - start = __secondary_start_psurge2; - break; - case 3: - start = __secondary_start_psurge3; - break; - } - - out_be32(psurge_start, __pa(start)); - mb(); - - psurge_set_ipi(nr); - udelay(10); - psurge_clr_ipi(nr); - - if (ppc_md.progress) ppc_md.progress("smp_psurge_kick_cpu - done", 0x354); -} - -/* - * With the dual-cpu powersurge board, the decrementers and timebases - * of both cpus are frozen after the secondary cpu is started up, - * until we give the secondary cpu another interrupt. This routine - * uses this to get the timebases synchronized. - * -- paulus. - */ -static void __init psurge_dual_sync_tb(int cpu_nr) -{ - int t; - - set_dec(tb_ticks_per_jiffy); - set_tb(0, 0); - last_jiffy_stamp(cpu_nr) = 0; - - if (cpu_nr > 0) { - mb(); - sec_tb_reset = 1; - return; - } - - /* wait for the secondary to have reset its TB before proceeding */ - for (t = 10000000; t > 0 && !sec_tb_reset; --t) - ; - - /* now interrupt the secondary, starting both TBs */ - psurge_set_ipi(1); - - smp_tb_synchronized = 1; -} - -static struct irqaction psurge_irqaction = { - .handler = psurge_primary_intr, - .flags = SA_INTERRUPT, - .mask = CPU_MASK_NONE, - .name = "primary IPI", -}; - -static void __init smp_psurge_setup_cpu(int cpu_nr) -{ - - if (cpu_nr == 0) { - /* If we failed to start the second CPU, we should still - * send it an IPI to start the timebase & DEC or we might - * have them stuck. - */ - if (num_online_cpus() < 2) { - if (psurge_type == PSURGE_DUAL) - psurge_set_ipi(1); - return; - } - /* reset the entry point so if we get another intr we won't - * try to startup again */ - out_be32(psurge_start, 0x100); - if (setup_irq(30, &psurge_irqaction)) - printk(KERN_ERR "Couldn't get primary IPI interrupt"); - } - - if (psurge_type == PSURGE_DUAL) - psurge_dual_sync_tb(cpu_nr); -} - -void __init smp_psurge_take_timebase(void) -{ - /* Dummy implementation */ -} - -void __init smp_psurge_give_timebase(void) -{ - /* Dummy implementation */ -} - -static int __init smp_core99_probe(void) -{ -#ifdef CONFIG_6xx - extern int powersave_nap; -#endif - struct device_node *cpus, *firstcpu; - int i, ncpus = 0, boot_cpu = -1; - u32 *tbprop = NULL; - - if (ppc_md.progress) ppc_md.progress("smp_core99_probe", 0x345); - cpus = firstcpu = find_type_devices("cpu"); - while(cpus != NULL) { - u32 *regprop = (u32 *)get_property(cpus, "reg", NULL); - char *stateprop = (char *)get_property(cpus, "state", NULL); - if (regprop != NULL && stateprop != NULL && - !strncmp(stateprop, "running", 7)) - boot_cpu = *regprop; - ++ncpus; - cpus = cpus->next; - } - if (boot_cpu == -1) - printk(KERN_WARNING "Couldn't detect boot CPU !\n"); - if (boot_cpu != 0) - printk(KERN_WARNING "Boot CPU is %d, unsupported setup !\n", boot_cpu); - - if (machine_is_compatible("MacRISC4")) { - extern struct smp_ops_t core99_smp_ops; - - core99_smp_ops.take_timebase = smp_generic_take_timebase; - core99_smp_ops.give_timebase = smp_generic_give_timebase; - } else { - if (firstcpu != NULL) - tbprop = (u32 *)get_property(firstcpu, "timebase-enable", NULL); - if (tbprop) - core99_tb_gpio = *tbprop; - else - core99_tb_gpio = KL_GPIO_TB_ENABLE; - } - - if (ncpus > 1) { - openpic_request_IPIs(); - for (i = 1; i < ncpus; ++i) - smp_hw_index[i] = i; -#ifdef CONFIG_6xx - powersave_nap = 0; -#endif - core99_init_caches(0); - } - - return ncpus; -} - -static void __init smp_core99_kick_cpu(int nr) -{ - unsigned long save_vector, new_vector; - unsigned long flags; - - volatile unsigned long *vector - = ((volatile unsigned long *)(KERNELBASE+0x100)); - if (nr < 1 || nr > 3) - return; - if (ppc_md.progress) ppc_md.progress("smp_core99_kick_cpu", 0x346); - - local_irq_save(flags); - local_irq_disable(); - - /* Save reset vector */ - save_vector = *vector; - - /* Setup fake reset vector that does - * b __secondary_start_psurge - KERNELBASE - */ - switch(nr) { - case 1: - new_vector = (unsigned long)__secondary_start_psurge; - break; - case 2: - new_vector = (unsigned long)__secondary_start_psurge2; - break; - case 3: - new_vector = (unsigned long)__secondary_start_psurge3; - break; - } - *vector = 0x48000002 + new_vector - KERNELBASE; - - /* flush data cache and inval instruction cache */ - flush_icache_range((unsigned long) vector, (unsigned long) vector + 4); - - /* Put some life in our friend */ - pmac_call_feature(PMAC_FTR_RESET_CPU, NULL, nr, 0); - - /* FIXME: We wait a bit for the CPU to take the exception, I should - * instead wait for the entry code to set something for me. Well, - * ideally, all that crap will be done in prom.c and the CPU left - * in a RAM-based wait loop like CHRP. - */ - mdelay(1); - - /* Restore our exception vector */ - *vector = save_vector; - flush_icache_range((unsigned long) vector, (unsigned long) vector + 4); - - local_irq_restore(flags); - if (ppc_md.progress) ppc_md.progress("smp_core99_kick_cpu done", 0x347); -} - -static void __init smp_core99_setup_cpu(int cpu_nr) -{ - /* Setup L2/L3 */ - if (cpu_nr != 0) - core99_init_caches(cpu_nr); - - /* Setup openpic */ - do_openpic_setup_cpu(); - - if (cpu_nr == 0) { -#ifdef CONFIG_POWER4 - extern void g5_phy_disable_cpu1(void); - - /* If we didn't start the second CPU, we must take - * it off the bus - */ - if (machine_is_compatible("MacRISC4") && - num_online_cpus() < 2) - g5_phy_disable_cpu1(); -#endif /* CONFIG_POWER4 */ - if (ppc_md.progress) ppc_md.progress("core99_setup_cpu 0 done", 0x349); - } -} - -/* not __init, called in sleep/wakeup code */ -void smp_core99_take_timebase(void) -{ - unsigned long flags; - - /* tell the primary we're here */ - sec_tb_reset = 1; - mb(); - - /* wait for the primary to set pri_tb_hi/lo */ - while (sec_tb_reset < 2) - mb(); - - /* set our stuff the same as the primary */ - local_irq_save(flags); - set_dec(1); - set_tb(pri_tb_hi, pri_tb_lo); - last_jiffy_stamp(smp_processor_id()) = pri_tb_stamp; - mb(); - - /* tell the primary we're done */ - sec_tb_reset = 0; - mb(); - local_irq_restore(flags); -} - -/* not __init, called in sleep/wakeup code */ -void smp_core99_give_timebase(void) -{ - unsigned long flags; - unsigned int t; - - /* wait for the secondary to be in take_timebase */ - for (t = 100000; t > 0 && !sec_tb_reset; --t) - udelay(10); - if (!sec_tb_reset) { - printk(KERN_WARNING "Timeout waiting sync on second CPU\n"); - return; - } - - /* freeze the timebase and read it */ - /* disable interrupts so the timebase is disabled for the - shortest possible time */ - local_irq_save(flags); - pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, core99_tb_gpio, 4); - pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, core99_tb_gpio, 0); - mb(); - pri_tb_hi = get_tbu(); - pri_tb_lo = get_tbl(); - pri_tb_stamp = last_jiffy_stamp(smp_processor_id()); - mb(); - - /* tell the secondary we're ready */ - sec_tb_reset = 2; - mb(); - - /* wait for the secondary to have taken it */ - for (t = 100000; t > 0 && sec_tb_reset; --t) - udelay(10); - if (sec_tb_reset) - printk(KERN_WARNING "Timeout waiting sync(2) on second CPU\n"); - else - smp_tb_synchronized = 1; - - /* Now, restart the timebase by leaving the GPIO to an open collector */ - pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, core99_tb_gpio, 0); - pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, core99_tb_gpio, 0); - local_irq_restore(flags); -} - - -/* PowerSurge-style Macs */ -struct smp_ops_t psurge_smp_ops __pmacdata = { - .message_pass = smp_psurge_message_pass, - .probe = smp_psurge_probe, - .kick_cpu = smp_psurge_kick_cpu, - .setup_cpu = smp_psurge_setup_cpu, - .give_timebase = smp_psurge_give_timebase, - .take_timebase = smp_psurge_take_timebase, -}; - -/* Core99 Macs (dual G4s) */ -struct smp_ops_t core99_smp_ops __pmacdata = { - .message_pass = smp_openpic_message_pass, - .probe = smp_core99_probe, - .kick_cpu = smp_core99_kick_cpu, - .setup_cpu = smp_core99_setup_cpu, - .give_timebase = smp_core99_give_timebase, - .take_timebase = smp_core99_take_timebase, -}; diff --git a/arch/ppc/platforms/pmac_time.c b/arch/ppc/platforms/pmac_time.c deleted file mode 100644 index 778ce4fec36..00000000000 --- a/arch/ppc/platforms/pmac_time.c +++ /dev/null @@ -1,291 +0,0 @@ -/* - * Support for periodic interrupts (100 per second) and for getting - * the current time from the RTC on Power Macintoshes. - * - * We use the decrementer register for our periodic interrupts. - * - * Paul Mackerras August 1996. - * Copyright (C) 1996 Paul Mackerras. - */ -#include <linux/config.h> -#include <linux/errno.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/param.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/init.h> -#include <linux/time.h> -#include <linux/adb.h> -#include <linux/cuda.h> -#include <linux/pmu.h> -#include <linux/hardirq.h> - -#include <asm/sections.h> -#include <asm/prom.h> -#include <asm/system.h> -#include <asm/io.h> -#include <asm/pgtable.h> -#include <asm/machdep.h> -#include <asm/time.h> -#include <asm/nvram.h> - -/* Apparently the RTC stores seconds since 1 Jan 1904 */ -#define RTC_OFFSET 2082844800 - -/* - * Calibrate the decrementer frequency with the VIA timer 1. - */ -#define VIA_TIMER_FREQ_6 4700000 /* time 1 frequency * 6 */ - -/* VIA registers */ -#define RS 0x200 /* skip between registers */ -#define T1CL (4*RS) /* Timer 1 ctr/latch (low 8 bits) */ -#define T1CH (5*RS) /* Timer 1 counter (high 8 bits) */ -#define T1LL (6*RS) /* Timer 1 latch (low 8 bits) */ -#define T1LH (7*RS) /* Timer 1 latch (high 8 bits) */ -#define ACR (11*RS) /* Auxiliary control register */ -#define IFR (13*RS) /* Interrupt flag register */ - -/* Bits in ACR */ -#define T1MODE 0xc0 /* Timer 1 mode */ -#define T1MODE_CONT 0x40 /* continuous interrupts */ - -/* Bits in IFR and IER */ -#define T1_INT 0x40 /* Timer 1 interrupt */ - -extern struct timezone sys_tz; - -long __init -pmac_time_init(void) -{ -#ifdef CONFIG_NVRAM - s32 delta = 0; - int dst; - - delta = ((s32)pmac_xpram_read(PMAC_XPRAM_MACHINE_LOC + 0x9)) << 16; - delta |= ((s32)pmac_xpram_read(PMAC_XPRAM_MACHINE_LOC + 0xa)) << 8; - delta |= pmac_xpram_read(PMAC_XPRAM_MACHINE_LOC + 0xb); - if (delta & 0x00800000UL) - delta |= 0xFF000000UL; - dst = ((pmac_xpram_read(PMAC_XPRAM_MACHINE_LOC + 0x8) & 0x80) != 0); - printk("GMT Delta read from XPRAM: %d minutes, DST: %s\n", delta/60, - dst ? "on" : "off"); - return delta; -#else - return 0; -#endif -} - -unsigned long __pmac -pmac_get_rtc_time(void) -{ -#if defined(CONFIG_ADB_CUDA) || defined(CONFIG_ADB_PMU) - struct adb_request req; - unsigned long now; -#endif - - /* Get the time from the RTC */ - switch (sys_ctrler) { -#ifdef CONFIG_ADB_CUDA - case SYS_CTRLER_CUDA: - if (cuda_request(&req, NULL, 2, CUDA_PACKET, CUDA_GET_TIME) < 0) - return 0; - while (!req.complete) - cuda_poll(); - if (req.reply_len != 7) - printk(KERN_ERR "pmac_get_rtc_time: got %d byte reply\n", - req.reply_len); - now = (req.reply[3] << 24) + (req.reply[4] << 16) - + (req.reply[5] << 8) + req.reply[6]; - return now - RTC_OFFSET; -#endif /* CONFIG_ADB_CUDA */ -#ifdef CONFIG_ADB_PMU - case SYS_CTRLER_PMU: - if (pmu_request(&req, NULL, 1, PMU_READ_RTC) < 0) - return 0; - while (!req.complete) - pmu_poll(); - if (req.reply_len != 4) - printk(KERN_ERR "pmac_get_rtc_time: got %d byte reply\n", - req.reply_len); - now = (req.reply[0] << 24) + (req.reply[1] << 16) - + (req.reply[2] << 8) + req.reply[3]; - return now - RTC_OFFSET; -#endif /* CONFIG_ADB_PMU */ - default: ; - } - return 0; -} - -int __pmac -pmac_set_rtc_time(unsigned long nowtime) -{ -#if defined(CONFIG_ADB_CUDA) || defined(CONFIG_ADB_PMU) - struct adb_request req; -#endif - - nowtime += RTC_OFFSET; - - switch (sys_ctrler) { -#ifdef CONFIG_ADB_CUDA - case SYS_CTRLER_CUDA: - if (cuda_request(&req, NULL, 6, CUDA_PACKET, CUDA_SET_TIME, - nowtime >> 24, nowtime >> 16, nowtime >> 8, nowtime) < 0) - return 0; - while (!req.complete) - cuda_poll(); - if ((req.reply_len != 3) && (req.reply_len != 7)) - printk(KERN_ERR "pmac_set_rtc_time: got %d byte reply\n", - req.reply_len); - return 1; -#endif /* CONFIG_ADB_CUDA */ -#ifdef CONFIG_ADB_PMU - case SYS_CTRLER_PMU: - if (pmu_request(&req, NULL, 5, PMU_SET_RTC, - nowtime >> 24, nowtime >> 16, nowtime >> 8, nowtime) < 0) - return 0; - while (!req.complete) - pmu_poll(); - if (req.reply_len != 0) - printk(KERN_ERR "pmac_set_rtc_time: got %d byte reply\n", - req.reply_len); - return 1; -#endif /* CONFIG_ADB_PMU */ - default: - return 0; - } -} - -/* - * Calibrate the decrementer register using VIA timer 1. - * This is used both on powermacs and CHRP machines. - */ -int __init -via_calibrate_decr(void) -{ - struct device_node *vias; - volatile unsigned char __iomem *via; - int count = VIA_TIMER_FREQ_6 / 100; - unsigned int dstart, dend; - - vias = find_devices("via-cuda"); - if (vias == 0) - vias = find_devices("via-pmu"); - if (vias == 0) - vias = find_devices("via"); - if (vias == 0 || vias->n_addrs == 0) - return 0; - via = ioremap(vias->addrs[0].address, vias->addrs[0].size); - - /* set timer 1 for continuous interrupts */ - out_8(&via[ACR], (via[ACR] & ~T1MODE) | T1MODE_CONT); - /* set the counter to a small value */ - out_8(&via[T1CH], 2); - /* set the latch to `count' */ - out_8(&via[T1LL], count); - out_8(&via[T1LH], count >> 8); - /* wait until it hits 0 */ - while ((in_8(&via[IFR]) & T1_INT) == 0) - ; - dstart = get_dec(); - /* clear the interrupt & wait until it hits 0 again */ - in_8(&via[T1CL]); - while ((in_8(&via[IFR]) & T1_INT) == 0) - ; - dend = get_dec(); - - tb_ticks_per_jiffy = (dstart - dend) / (6 * (HZ/100)); - tb_to_us = mulhwu_scale_factor(dstart - dend, 60000); - - printk(KERN_INFO "via_calibrate_decr: ticks per jiffy = %u (%u ticks)\n", - tb_ticks_per_jiffy, dstart - dend); - - iounmap(via); - - return 1; -} - -#ifdef CONFIG_PM -/* - * Reset the time after a sleep. - */ -static int __pmac -time_sleep_notify(struct pmu_sleep_notifier *self, int when) -{ - static unsigned long time_diff; - unsigned long flags; - unsigned long seq; - - switch (when) { - case PBOOK_SLEEP_NOW: - do { - seq = read_seqbegin_irqsave(&xtime_lock, flags); - time_diff = xtime.tv_sec - pmac_get_rtc_time(); - } while (read_seqretry_irqrestore(&xtime_lock, seq, flags)); - break; - case PBOOK_WAKE: - write_seqlock_irqsave(&xtime_lock, flags); - xtime.tv_sec = pmac_get_rtc_time() + time_diff; - xtime.tv_nsec = 0; - last_rtc_update = xtime.tv_sec; - write_sequnlock_irqrestore(&xtime_lock, flags); - break; - } - return PBOOK_SLEEP_OK; -} - -static struct pmu_sleep_notifier time_sleep_notifier __pmacdata = { - time_sleep_notify, SLEEP_LEVEL_MISC, -}; -#endif /* CONFIG_PM */ - -/* - * Query the OF and get the decr frequency. - * This was taken from the pmac time_init() when merging the prep/pmac - * time functions. - */ -void __init -pmac_calibrate_decr(void) -{ - struct device_node *cpu; - unsigned int freq, *fp; - -#ifdef CONFIG_PM - pmu_register_sleep_notifier(&time_sleep_notifier); -#endif /* CONFIG_PM */ - - /* We assume MacRISC2 machines have correct device-tree - * calibration. That's better since the VIA itself seems - * to be slightly off. --BenH - */ - if (!machine_is_compatible("MacRISC2") && - !machine_is_compatible("MacRISC3") && - !machine_is_compatible("MacRISC4")) - if (via_calibrate_decr()) - return; - - /* Special case: QuickSilver G4s seem to have a badly calibrated - * timebase-frequency in OF, VIA is much better on these. We should - * probably implement calibration based on the KL timer on these - * machines anyway... -BenH - */ - if (machine_is_compatible("PowerMac3,5")) - if (via_calibrate_decr()) - return; - /* - * The cpu node should have a timebase-frequency property - * to tell us the rate at which the decrementer counts. - */ - cpu = find_type_devices("cpu"); - if (cpu == 0) - panic("can't find cpu node in time_init"); - fp = (unsigned int *) get_property(cpu, "timebase-frequency", NULL); - if (fp == 0) - panic("can't get cpu timebase frequency"); - freq = *fp; - printk("time_init: decrementer frequency = %u.%.6u MHz\n", - freq/1000000, freq%1000000); - tb_ticks_per_jiffy = freq / HZ; - tb_to_us = mulhwu_scale_factor(freq, 1000000); -} diff --git a/arch/ppc/platforms/powerpmc250.c b/arch/ppc/platforms/powerpmc250.c deleted file mode 100644 index 0abe15159e6..00000000000 --- a/arch/ppc/platforms/powerpmc250.c +++ /dev/null @@ -1,383 +0,0 @@ -/* - * arch/ppc/platforms/powerpmc250.c - * - * Board setup routines for Force PowerPMC-250 Processor PMC - * - * Author: Troy Benjegerdes <tbenjegerdes@mvista.com> - * Borrowed heavily from prpmc750_*.c by - * Matt Porter <mporter@mvista.com> - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/types.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/slab.h> -#include <linux/seq_file.h> -#include <linux/ide.h> -#include <linux/root_dev.h> - -#include <asm/byteorder.h> -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/machdep.h> -#include <asm/time.h> -#include <platforms/powerpmc250.h> -#include <asm/open_pic.h> -#include <asm/pci-bridge.h> -#include <asm/mpc10x.h> -#include <asm/uaccess.h> -#include <asm/bootinfo.h> - -extern void powerpmc250_find_bridges(void); -extern unsigned long loops_per_jiffy; - -static u_char powerpmc250_openpic_initsenses[] __initdata = -{ - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 1, /* PMC INTA (also MPC107 output interrupt INTA) */ - 1, /* PMC INTB (also I82559 Ethernet controller) */ - 1, /* PMC INTC */ - 1, /* PMC INTD */ - 0, /* DUART interrupt (active high) */ -}; - -static int -powerpmc250_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m,"machine\t\t: Force PowerPMC250\n"); - - return 0; -} - -static void __init -powerpmc250_setup_arch(void) -{ - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000/HZ; - - /* Lookup PCI host bridges */ - powerpmc250_find_bridges(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - printk("Force PowerPMC250 port (C) 2001 MontaVista Software, Inc. (source@mvista.com)\n"); -} - -#if 0 -/* - * Compute the PrPMC750's bus speed using the baud clock as a - * reference. - */ -unsigned long __init powerpmc250_get_bus_speed(void) -{ - unsigned long tbl_start, tbl_end; - unsigned long current_state, old_state, bus_speed; - unsigned char lcr, dll, dlm; - int baud_divisor, count; - - /* Read the UART's baud clock divisor */ - lcr = readb(PRPMC750_SERIAL_0_LCR); - writeb(lcr | UART_LCR_DLAB, PRPMC750_SERIAL_0_LCR); - dll = readb(PRPMC750_SERIAL_0_DLL); - dlm = readb(PRPMC750_SERIAL_0_DLM); - writeb(lcr & ~UART_LCR_DLAB, PRPMC750_SERIAL_0_LCR); - baud_divisor = (dlm << 8) | dll; - - /* - * Use the baud clock divisor and base baud clock - * to determine the baud rate and use that as - * the number of baud clock edges we use for - * the time base sample. Make it half the baud - * rate. - */ - count = PRPMC750_BASE_BAUD / (baud_divisor * 16); - - /* Find the first edge of the baud clock */ - old_state = readb(PRPMC750_STATUS_REG) & PRPMC750_BAUDOUT_MASK; - do { - current_state = readb(PRPMC750_STATUS_REG) & - PRPMC750_BAUDOUT_MASK; - } while(old_state == current_state); - - old_state = current_state; - - /* Get the starting time base value */ - tbl_start = get_tbl(); - - /* - * Loop until we have found a number of edges equal - * to half the count (half the baud rate) - */ - do { - do { - current_state = readb(PRPMC750_STATUS_REG) & - PRPMC750_BAUDOUT_MASK; - } while(old_state == current_state); - old_state = current_state; - } while (--count); - - /* Get the ending time base value */ - tbl_end = get_tbl(); - - /* Compute bus speed */ - bus_speed = (tbl_end-tbl_start)*128; - - return bus_speed; -} -#endif - -static void __init -powerpmc250_calibrate_decr(void) -{ - unsigned long freq; - int divisor = 4; - - //freq = powerpmc250_get_bus_speed(); -#warning hardcoded bus freq - freq = 100000000; - - tb_ticks_per_jiffy = freq / (HZ * divisor); - tb_to_us = mulhwu_scale_factor(freq/divisor, 1000000); -} - -static void -powerpmc250_restart(char *cmd) -{ - local_irq_disable(); - /* Hard reset */ - writeb(0x11, 0xfe000332); - while(1); -} - -static void -powerpmc250_halt(void) -{ - local_irq_disable(); - while (1); -} - -static void -powerpmc250_power_off(void) -{ - powerpmc250_halt(); -} - -static void __init -powerpmc250_init_IRQ(void) -{ - - OpenPIC_InitSenses = powerpmc250_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof(powerpmc250_openpic_initsenses); - mpc10x_set_openpic(); -} - -/* - * Set BAT 3 to map 0xf0000000 to end of physical memory space. - */ -static __inline__ void -powerpmc250_set_bat(void) -{ - unsigned long bat3u, bat3l; - static int mapping_set = 0; - - if (!mapping_set) - { - __asm__ __volatile__( - " lis %0,0xf000\n \ - ori %1,%0,0x002a\n \ - ori %0,%0,0x1ffe\n \ - mtspr 0x21e,%0\n \ - mtspr 0x21f,%1\n \ - isync\n \ - sync " - : "=r" (bat3u), "=r" (bat3l)); - - mapping_set = 1; - } - return; -} - -static unsigned long __init -powerpmc250_find_end_of_memory(void) -{ - /* Cover I/O space with a BAT */ - /* yuck, better hope your ram size is a power of 2 -- paulus */ - powerpmc250_set_bat(); - - return mpc10x_get_mem_size(MPC10X_MEM_MAP_B); -} - -static void __init -powerpmc250_map_io(void) -{ - io_block_mapping(0xfe000000, 0xfe000000, 0x02000000, _PAGE_IO); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - -#ifdef CONFIG_BLK_DEV_INITRD - if ( r4 ) - { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - } -#endif - - /* Copy cmd_line parameters */ - if ( r6) - { - *(char *)(r7 + KERNELBASE) = 0; - strcpy(cmd_line, (char *)(r6 + KERNELBASE)); - } - - isa_io_base = MPC10X_MAPB_ISA_IO_BASE; - isa_mem_base = MPC10X_MAPB_ISA_MEM_BASE; - pci_dram_offset = MPC10X_MAPB_DRAM_OFFSET; - - ppc_md.setup_arch = powerpmc250_setup_arch; - ppc_md.show_cpuinfo = powerpmc250_show_cpuinfo; - ppc_md.init_IRQ = powerpmc250_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - - ppc_md.find_end_of_memory = powerpmc250_find_end_of_memory; - ppc_md.setup_io_mappings = powerpmc250_map_io; - - ppc_md.restart = powerpmc250_restart; - ppc_md.power_off = powerpmc250_power_off; - ppc_md.halt = powerpmc250_halt; - - /* PowerPMC250 has no timekeeper part */ - ppc_md.time_init = NULL; - ppc_md.get_rtc_time = NULL; - ppc_md.set_rtc_time = NULL; - ppc_md.calibrate_decr = powerpmc250_calibrate_decr; -} - - -/* - * (This used to be arch/ppc/platforms/powerpmc250_pci.c) - * - * PCI support for Force PowerPMC250 - * - */ - -#undef DEBUG -#ifdef DEBUG -#define DBG(x...) printk(x) -#else -#define DBG(x...) -#endif /* DEBUG */ - -static inline int __init -powerpmc250_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {17, 0, 0, 0}, /* Device 11 - 82559 */ - {0, 0, 0, 0}, /* 12 */ - {0, 0, 0, 0}, /* 13 */ - {0, 0, 0, 0}, /* 14 */ - {0, 0, 0, 0}, /* 15 */ - {16, 17, 18, 19}, /* Device 16 - PMC A1?? */ - }; - const long min_idsel = 11, max_idsel = 16, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -}; - -static int -powerpmc250_exclude_device(u_char bus, u_char devfn) -{ - /* - * While doing PCI Scan the MPC107 will 'detect' itself as - * device on the PCI Bus, will create an incorrect response and - * later will respond incorrectly to Configuration read coming - * from another device. - * - * The work around is that when doing a PCI Scan one - * should skip its own device number in the scan. - * - * The top IDsel is AD13 and the middle is AD14. - * - * -- Note from force - */ - - if ((bus == 0) && (PCI_SLOT(devfn) == 13 || PCI_SLOT(devfn) == 14)) { - return PCIBIOS_DEVICE_NOT_FOUND; - } - else { - return PCIBIOS_SUCCESSFUL; - } -} - -void __init -powerpmc250_find_bridges(void) -{ - struct pci_controller* hose; - - hose = pcibios_alloc_controller(); - if (!hose){ - printk("Can't allocate PCI 'hose' structure!!!\n"); - return; - } - - hose->first_busno = 0; - hose->last_busno = 0xff; - - if (mpc10x_bridge_init(hose, - MPC10X_MEM_MAP_B, - MPC10X_MEM_MAP_B, - MPC10X_MAPB_EUMB_BASE) == 0) { - - hose->mem_resources[0].end = 0xffffffff; - - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - /* ppc_md.pcibios_fixup = pcore_pcibios_fixup; */ - ppc_md.pci_swizzle = common_swizzle; - - ppc_md.pci_exclude_device = powerpmc250_exclude_device; - ppc_md.pci_map_irq = powerpmc250_map_irq; - } else { - if (ppc_md.progress) - ppc_md.progress("Bridge init failed", 0x100); - printk("Host bridge init failed\n"); - } - -} diff --git a/arch/ppc/platforms/powerpmc250.h b/arch/ppc/platforms/powerpmc250.h deleted file mode 100644 index 41a6dc88191..00000000000 --- a/arch/ppc/platforms/powerpmc250.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * include/asm-ppc/platforms/powerpmc250.h - * - * Definitions for Force PowerPMC-250 board support - * - * Author: Troy Benjegerdes <tbenjegerdes@mvista.com> - * - * Borrowed heavily from prpmc750.h by Matt Porter <mporter@mvista.com> - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifndef __ASMPPC_POWERPMC250_H -#define __ASMPPC_POWERPMC250_H - -#define POWERPMC250_PCI_CONFIG_ADDR 0x80000cf8 -#define POWERPMC250_PCI_CONFIG_DATA 0x80000cfc - -#define POWERPMC250_PCI_PHY_MEM_BASE 0xc0000000 -#define POWERPMC250_PCI_MEM_BASE 0xf0000000 -#define POWERPMC250_PCI_IO_BASE 0x80000000 - -#define POWERPMC250_ISA_IO_BASE POWERPMC250_PCI_IO_BASE -#define POWERPMC250_ISA_MEM_BASE POWERPMC250_PCI_MEM_BASE -#define POWERPMC250_PCI_MEM_OFFSET POWERPMC250_PCI_PHY_MEM_BASE - -#define POWERPMC250_SYS_MEM_BASE 0x80000000 - -#define POWERPMC250_HAWK_SMC_BASE 0xfef80000 - -#define POWERPMC250_BASE_BAUD 12288000 -#define POWERPMC250_SERIAL 0xff000000 -#define POWERPMC250_SERIAL_IRQ 20 - -/* UART Defines. */ -#define RS_TABLE_SIZE 1 - -#define BASE_BAUD (POWERPMC250_BASE_BAUD / 16) - -#define STD_COM_FLAGS ASYNC_BOOT_AUTOCONF - -#define SERIAL_PORT_DFNS \ - { 0, BASE_BAUD, POWERPMC250_SERIAL, POWERPMC250_SERIAL_IRQ, \ - STD_COM_FLAGS, /* ttyS0 */ \ - iomem_base: (u8 *)POWERPMC250_SERIAL, \ - iomem_reg_shift: 0, \ - io_type: SERIAL_IO_MEM } - -#endif /* __ASMPPC_POWERPMC250_H */ diff --git a/arch/ppc/platforms/pplus.c b/arch/ppc/platforms/pplus.c deleted file mode 100644 index 65705c91179..00000000000 --- a/arch/ppc/platforms/pplus.c +++ /dev/null @@ -1,917 +0,0 @@ -/* - * arch/ppc/platforms/pplus.c - * - * Board and PCI setup routines for MCG PowerPlus - * - * Author: Randy Vinson <rvinson@mvista.com> - * - * Derived from original PowerPlus PReP work by - * Cort Dougan, Johnnie Peters, Matt Porter, and - * Troy Benjegerdes. - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/kernel.h> -#include <linux/interrupt.h> -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/console.h> -#include <linux/pci.h> -#include <linux/irq.h> -#include <linux/ide.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> - -#include <asm/system.h> -#include <asm/io.h> -#include <asm/pgtable.h> -#include <asm/dma.h> -#include <asm/machdep.h> -#include <asm/prep_nvram.h> -#include <asm/vga.h> -#include <asm/i8259.h> -#include <asm/open_pic.h> -#include <asm/hawk.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> -#include <asm/kgdb.h> -#include <asm/reg.h> - -#include "pplus.h" - -#undef DUMP_DBATS - -TODC_ALLOC(); - -extern void pplus_setup_hose(void); -extern void pplus_set_VIA_IDE_native(void); - -extern unsigned long loops_per_jiffy; -unsigned char *Motherboard_map_name; - -/* Tables for known hardware */ - -/* Motorola Mesquite */ -static inline int -mesquite_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * MPIC interrupts for various IDSEL values (MPIC IRQ0 = - * Linux IRQ16 (to leave room for ISA IRQs at 0-15). - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {18, 0, 0, 0}, /* IDSEL 14 - Enet 0 */ - { 0, 0, 0, 0}, /* IDSEL 15 - unused */ - {19, 19, 19, 19}, /* IDSEL 16 - PMC Slot 1 */ - { 0, 0, 0, 0}, /* IDSEL 17 - unused */ - { 0, 0, 0, 0}, /* IDSEL 18 - unused */ - { 0, 0, 0, 0}, /* IDSEL 19 - unused */ - {24, 25, 26, 27}, /* IDSEL 20 - P2P bridge (to cPCI 1) */ - { 0, 0, 0, 0}, /* IDSEL 21 - unused */ - {28, 29, 30, 31} /* IDSEL 22 - P2P bridge (to cPCI 2) */ - }; - - const long min_idsel = 14, max_idsel = 22, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -/* Motorola Sitka */ -static inline int -sitka_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * MPIC interrupts for various IDSEL values (MPIC IRQ0 = - * Linux IRQ16 (to leave room for ISA IRQs at 0-15). - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {18, 0, 0, 0}, /* IDSEL 14 - Enet 0 */ - { 0, 0, 0, 0}, /* IDSEL 15 - unused */ - {25, 26, 27, 28}, /* IDSEL 16 - PMC Slot 1 */ - {28, 25, 26, 27}, /* IDSEL 17 - PMC Slot 2 */ - { 0, 0, 0, 0}, /* IDSEL 18 - unused */ - { 0, 0, 0, 0}, /* IDSEL 19 - unused */ - {20, 0, 0, 0} /* IDSEL 20 - P2P bridge (to cPCI) */ - }; - - const long min_idsel = 14, max_idsel = 20, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -/* Motorola MTX */ -static inline int -MTX_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * MPIC interrupts for various IDSEL values (MPIC IRQ0 = - * Linux IRQ16 (to leave room for ISA IRQs at 0-15). - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {19, 0, 0, 0}, /* IDSEL 12 - SCSI */ - { 0, 0, 0, 0}, /* IDSEL 13 - unused */ - {18, 0, 0, 0}, /* IDSEL 14 - Enet */ - { 0, 0, 0, 0}, /* IDSEL 15 - unused */ - {25, 26, 27, 28}, /* IDSEL 16 - PMC Slot 1 */ - {26, 27, 28, 25}, /* IDSEL 17 - PMC Slot 2 */ - {27, 28, 25, 26} /* IDSEL 18 - PCI Slot 3 */ - }; - - const long min_idsel = 12, max_idsel = 18, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -/* Motorola MTX Plus */ -/* Secondary bus interrupt routing is not supported yet */ -static inline int -MTXplus_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * MPIC interrupts for various IDSEL values (MPIC IRQ0 = - * Linux IRQ16 (to leave room for ISA IRQs at 0-15). - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {19, 0, 0, 0}, /* IDSEL 12 - SCSI */ - { 0, 0, 0, 0}, /* IDSEL 13 - unused */ - {18, 0, 0, 0}, /* IDSEL 14 - Enet 1 */ - { 0, 0, 0, 0}, /* IDSEL 15 - unused */ - {25, 26, 27, 28}, /* IDSEL 16 - PCI Slot 1P */ - {26, 27, 28, 25}, /* IDSEL 17 - PCI Slot 2P */ - {27, 28, 25, 26}, /* IDSEL 18 - PCI Slot 3P */ - {26, 0, 0, 0}, /* IDSEL 19 - Enet 2 */ - { 0, 0, 0, 0} /* IDSEL 20 - P2P Bridge */ - }; - - const long min_idsel = 12, max_idsel = 20, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -static inline int -Genesis2_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - /* 2600 - * Raven 31 - * ISA 11 - * SCSI 12 - IRQ3 - * Univ 13 - * eth 14 - IRQ2 - * VGA 15 - IRQ4 - * PMC1 16 - IRQ9,10,11,12 = PMC1 A-D - * PMC2 17 - IRQ12,9,10,11 = A-D - * SCSI2 18 - IRQ11 - * eth2 19 - IRQ10 - * PCIX 20 - IRQ9,10,11,12 = PCI A-D - */ - - /* 2400 - * Hawk 31 - * ISA 11 - * Univ 13 - * eth 14 - IRQ2 - * PMC1 16 - IRQ9,10,11,12 = PMC A-D - * PMC2 17 - IRQ12,9,10,11 = PMC A-D - * PCIX 20 - IRQ9,10,11,12 = PMC A-D - */ - - /* 2300 - * Raven 31 - * ISA 11 - * Univ 13 - * eth 14 - IRQ2 - * PMC1 16 - 9,10,11,12 = A-D - * PMC2 17 - 9,10,11,12 = B,C,D,A - */ - - static char pci_irq_table[][4] = - /* - * MPIC interrupts for various IDSEL values (MPIC IRQ0 = - * Linux IRQ16 (to leave room for ISA IRQs at 0-15). - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {19, 0, 0, 0}, /* IDSEL 12 - SCSI */ - { 0, 0, 0, 0}, /* IDSEL 13 - Universe PCI - VME */ - {18, 0, 0, 0}, /* IDSEL 14 - Enet 1 */ - { 0, 0, 0, 0}, /* IDSEL 15 - unused */ - {25, 26, 27, 28}, /* IDSEL 16 - PCI/PMC Slot 1P */ - {28, 25, 26, 27}, /* IDSEL 17 - PCI/PMC Slot 2P */ - {27, 28, 25, 26}, /* IDSEL 18 - PCI Slot 3P */ - {26, 0, 0, 0}, /* IDSEL 19 - Enet 2 */ - {25, 26, 27, 28} /* IDSEL 20 - P2P Bridge */ - }; - - const long min_idsel = 12, max_idsel = 20, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -#define MOTOROLA_CPUTYPE_REG 0x800 -#define MOTOROLA_BASETYPE_REG 0x803 -#define MPIC_RAVEN_ID 0x48010000 -#define MPIC_HAWK_ID 0x48030000 -#define MOT_PROC2_BIT 0x800 - -static u_char pplus_openpic_initsenses[] __initdata = { - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* MVME2600_INT_SIO */ - (IRQ_SENSE_EDGE | IRQ_POLARITY_NEGATIVE),/*MVME2600_INT_FALCN_ECC_ERR */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/*MVME2600_INT_PCI_ETHERNET */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_SCSI */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),/*MVME2600_INT_PCI_GRAPHICS */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_VME0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_VME1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_VME2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_VME3 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_INTA */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_INTB */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_INTC */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_INTD */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_LM_SIG0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_LM_SIG1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), -}; - -int mot_entry = -1; -int prep_keybd_present = 1; -int mot_multi = 0; - -struct brd_info { - /* 0x100 mask assumes for Raven and Hawk boards that the level/edge - * are set */ - int cpu_type; - /* 0x200 if this board has a Hawk chip. */ - int base_type; - /* or'ed with 0x80 if this board should be checked for multi CPU */ - int max_cpu; - const char *name; - int (*map_irq) (struct pci_dev *, unsigned char, unsigned char); -}; -struct brd_info mot_info[] = { - {0x300, 0x00, 0x00, "MVME 2400", Genesis2_map_irq}, - {0x1E0, 0xE0, 0x00, "Mesquite cPCI (MCP750)", mesquite_map_irq}, - {0x1E0, 0xE1, 0x00, "Sitka cPCI (MCPN750)", sitka_map_irq}, - {0x1E0, 0xE2, 0x00, "Mesquite cPCI (MCP750) w/ HAC", mesquite_map_irq}, - {0x1E0, 0xF6, 0x80, "MTX Plus", MTXplus_map_irq}, - {0x1E0, 0xF6, 0x81, "Dual MTX Plus", MTXplus_map_irq}, - {0x1E0, 0xF7, 0x80, "MTX wo/ Parallel Port", MTX_map_irq}, - {0x1E0, 0xF7, 0x81, "Dual MTX wo/ Parallel Port", MTX_map_irq}, - {0x1E0, 0xF8, 0x80, "MTX w/ Parallel Port", MTX_map_irq}, - {0x1E0, 0xF8, 0x81, "Dual MTX w/ Parallel Port", MTX_map_irq}, - {0x1E0, 0xF9, 0x00, "MVME 2300", Genesis2_map_irq}, - {0x1E0, 0xFA, 0x00, "MVME 2300SC/2600", Genesis2_map_irq}, - {0x1E0, 0xFB, 0x00, "MVME 2600 with MVME712M", Genesis2_map_irq}, - {0x1E0, 0xFC, 0x00, "MVME 2600/2700 with MVME761", Genesis2_map_irq}, - {0x1E0, 0xFD, 0x80, "MVME 3600 with MVME712M", Genesis2_map_irq}, - {0x1E0, 0xFD, 0x81, "MVME 4600 with MVME712M", Genesis2_map_irq}, - {0x1E0, 0xFE, 0x80, "MVME 3600 with MVME761", Genesis2_map_irq}, - {0x1E0, 0xFE, 0x81, "MVME 4600 with MVME761", Genesis2_map_irq}, - {0x000, 0x00, 0x00, "", NULL} -}; - -void __init pplus_set_board_type(void) -{ - unsigned char cpu_type; - unsigned char base_mod; - int entry; - unsigned short devid; - unsigned long *ProcInfo = NULL; - - cpu_type = inb(MOTOROLA_CPUTYPE_REG) & 0xF0; - base_mod = inb(MOTOROLA_BASETYPE_REG); - early_read_config_word(0, 0, 0, PCI_VENDOR_ID, &devid); - - for (entry = 0; mot_info[entry].cpu_type != 0; entry++) { - /* Check for Hawk chip */ - if (mot_info[entry].cpu_type & 0x200) { - if (devid != PCI_DEVICE_ID_MOTOROLA_HAWK) - continue; - } else { - /* store the system config register for later use. */ - ProcInfo = - (unsigned long *)ioremap(PPLUS_SYS_CONFIG_REG, 4); - - /* Check non hawk boards */ - if ((mot_info[entry].cpu_type & 0xff) != cpu_type) - continue; - - if (mot_info[entry].base_type == 0) { - mot_entry = entry; - break; - } - - if (mot_info[entry].base_type != base_mod) - continue; - } - - if (!(mot_info[entry].max_cpu & 0x80)) { - mot_entry = entry; - break; - } - - /* processor 1 not present and max processor zero indicated */ - if ((*ProcInfo & MOT_PROC2_BIT) - && !(mot_info[entry].max_cpu & 0x7f)) { - mot_entry = entry; - break; - } - - /* processor 1 present and max processor zero indicated */ - if (!(*ProcInfo & MOT_PROC2_BIT) - && (mot_info[entry].max_cpu & 0x7f)) { - mot_entry = entry; - break; - } - - /* Indicate to system if this is a multiprocessor board */ - if (!(*ProcInfo & MOT_PROC2_BIT)) - mot_multi = 1; - } - - if (mot_entry == -1) - /* No particular cpu type found - assume Mesquite (MCP750) */ - mot_entry = 1; - - Motherboard_map_name = (unsigned char *)mot_info[mot_entry].name; - ppc_md.pci_map_irq = mot_info[mot_entry].map_irq; -} -void __init pplus_pib_init(void) -{ - unsigned char reg; - unsigned short short_reg; - - struct pci_dev *dev = NULL; - - /* - * Perform specific configuration for the Via Tech or - * or Winbond PCI-ISA-Bridge part. - */ - if ((dev = pci_get_device(PCI_VENDOR_ID_VIA, - PCI_DEVICE_ID_VIA_82C586_1, dev))) { - /* - * PPCBUG does not set the enable bits - * for the IDE device. Force them on here. - */ - pci_read_config_byte(dev, 0x40, ®); - - reg |= 0x03; /* IDE: Chip Enable Bits */ - pci_write_config_byte(dev, 0x40, reg); - } - - if ((dev = pci_get_device(PCI_VENDOR_ID_VIA, - PCI_DEVICE_ID_VIA_82C586_2, - dev)) && (dev->devfn = 0x5a)) { - /* Force correct USB interrupt */ - dev->irq = 11; - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); - } - - if ((dev = pci_get_device(PCI_VENDOR_ID_WINBOND, - PCI_DEVICE_ID_WINBOND_83C553, dev))) { - /* Clear PCI Interrupt Routing Control Register. */ - short_reg = 0x0000; - pci_write_config_word(dev, 0x44, short_reg); - /* Route IDE interrupts to IRQ 14 */ - reg = 0xEE; - pci_write_config_byte(dev, 0x43, reg); - } - - if ((dev = pci_get_device(PCI_VENDOR_ID_WINBOND, - PCI_DEVICE_ID_WINBOND_82C105, dev))) { - /* - * Disable LEGIRQ mode so PCI INTS are routed - * directly to the 8259 and enable both channels - */ - pci_write_config_dword(dev, 0x40, 0x10ff0033); - - /* Force correct IDE interrupt */ - dev->irq = 14; - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); - } - pci_dev_put(dev); -} - -void __init pplus_set_VIA_IDE_legacy(void) -{ - unsigned short vend, dev; - - early_read_config_word(0, 0, PCI_DEVFN(0xb, 1), PCI_VENDOR_ID, &vend); - early_read_config_word(0, 0, PCI_DEVFN(0xb, 1), PCI_DEVICE_ID, &dev); - - if ((vend == PCI_VENDOR_ID_VIA) && - (dev == PCI_DEVICE_ID_VIA_82C586_1)) { - unsigned char temp; - - /* put back original "standard" port base addresses */ - early_write_config_dword(0, 0, PCI_DEVFN(0xb, 1), - PCI_BASE_ADDRESS_0, 0x1f1); - early_write_config_dword(0, 0, PCI_DEVFN(0xb, 1), - PCI_BASE_ADDRESS_1, 0x3f5); - early_write_config_dword(0, 0, PCI_DEVFN(0xb, 1), - PCI_BASE_ADDRESS_2, 0x171); - early_write_config_dword(0, 0, PCI_DEVFN(0xb, 1), - PCI_BASE_ADDRESS_3, 0x375); - early_write_config_dword(0, 0, PCI_DEVFN(0xb, 1), - PCI_BASE_ADDRESS_4, 0xcc01); - - /* put into legacy mode */ - early_read_config_byte(0, 0, PCI_DEVFN(0xb, 1), PCI_CLASS_PROG, - &temp); - temp &= ~0x05; - early_write_config_byte(0, 0, PCI_DEVFN(0xb, 1), PCI_CLASS_PROG, - temp); - } -} - -void pplus_set_VIA_IDE_native(void) -{ - unsigned short vend, dev; - - early_read_config_word(0, 0, PCI_DEVFN(0xb, 1), PCI_VENDOR_ID, &vend); - early_read_config_word(0, 0, PCI_DEVFN(0xb, 1), PCI_DEVICE_ID, &dev); - - if ((vend == PCI_VENDOR_ID_VIA) && - (dev == PCI_DEVICE_ID_VIA_82C586_1)) { - unsigned char temp; - - /* put into native mode */ - early_read_config_byte(0, 0, PCI_DEVFN(0xb, 1), PCI_CLASS_PROG, - &temp); - temp |= 0x05; - early_write_config_byte(0, 0, PCI_DEVFN(0xb, 1), PCI_CLASS_PROG, - temp); - } -} - -void __init pplus_pcibios_fixup(void) -{ - - unsigned char reg; - unsigned short devid; - unsigned char base_mod; - - printk(KERN_INFO "Setting PCI interrupts for a \"%s\"\n", - Motherboard_map_name); - - /* Setup the Winbond or Via PIB */ - pplus_pib_init(); - - /* Set up floppy in PS/2 mode */ - outb(0x09, SIO_CONFIG_RA); - reg = inb(SIO_CONFIG_RD); - reg = (reg & 0x3F) | 0x40; - outb(reg, SIO_CONFIG_RD); - outb(reg, SIO_CONFIG_RD); /* Have to write twice to change! */ - - /* This is a hack. If this is a 2300 or 2400 mot board then there is - * no keyboard controller and we have to indicate that. - */ - - early_read_config_word(0, 0, 0, PCI_VENDOR_ID, &devid); - base_mod = inb(MOTOROLA_BASETYPE_REG); - if ((devid == PCI_DEVICE_ID_MOTOROLA_HAWK) || - (base_mod == 0xF9) || (base_mod == 0xFA) || (base_mod == 0xE1)) - prep_keybd_present = 0; -} - -void __init pplus_find_bridges(void) -{ - struct pci_controller *hose; - - hose = pcibios_alloc_controller(); - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - - hose->pci_mem_offset = PREP_ISA_MEM_BASE; - hose->io_base_virt = (void *)PREP_ISA_IO_BASE; - - pci_init_resource(&hose->io_resource, PPLUS_PCI_IO_START, - PPLUS_PCI_IO_END, IORESOURCE_IO, "PCI host bridge"); - pci_init_resource(&hose->mem_resources[0], PPLUS_PROC_PCI_MEM_START, - PPLUS_PROC_PCI_MEM_END, IORESOURCE_MEM, - "PCI host bridge"); - - hose->io_space.start = PPLUS_PCI_IO_START; - hose->io_space.end = PPLUS_PCI_IO_END; - hose->mem_space.start = PPLUS_PCI_MEM_START; - hose->mem_space.end = PPLUS_PCI_MEM_END - HAWK_MPIC_SIZE; - - if (hawk_init(hose, PPLUS_HAWK_PPC_REG_BASE, PPLUS_PROC_PCI_MEM_START, - PPLUS_PROC_PCI_MEM_END - HAWK_MPIC_SIZE, - PPLUS_PROC_PCI_IO_START, PPLUS_PROC_PCI_IO_END, - PPLUS_PROC_PCI_MEM_END - HAWK_MPIC_SIZE + 1) - != 0) { - printk(KERN_CRIT "Could not initialize host bridge\n"); - - } - - pplus_set_VIA_IDE_legacy(); - - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - ppc_md.pcibios_fixup = pplus_pcibios_fixup; - ppc_md.pci_swizzle = common_swizzle; -} - -static int pplus_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: Motorola MCG\n"); - seq_printf(m, "machine\t\t: %s\n", Motherboard_map_name); - - return 0; -} - -static void __init pplus_setup_arch(void) -{ - struct pci_controller *hose; - - if (ppc_md.progress) - ppc_md.progress("pplus_setup_arch: enter", 0); - - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000; - - if (ppc_md.progress) - ppc_md.progress("pplus_setup_arch: find_bridges", 0); - - /* Setup PCI host bridge */ - pplus_find_bridges(); - - hose = pci_bus_to_hose(0); - isa_io_base = (ulong) hose->io_base_virt; - - if (ppc_md.progress) - ppc_md.progress("pplus_setup_arch: set_board_type", 0); - - pplus_set_board_type(); - - /* Enable L2. Assume we don't need to flush -- Cort */ - *(unsigned char *)(PPLUS_L2_CONTROL_REG) |= 3; - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - printk(KERN_INFO "Motorola PowerPlus Platform\n"); - printk(KERN_INFO - "Port by MontaVista Software, Inc. (source@mvista.com)\n"); - -#ifdef CONFIG_VGA_CONSOLE - /* remap the VGA memory */ - vgacon_remap_base = (unsigned long)ioremap(PPLUS_ISA_MEM_BASE, - 0x08000000); - conswitchp = &vga_con; -#endif -#ifdef CONFIG_PPCBUG_NVRAM - /* Read in NVRAM data */ - init_prep_nvram(); - - /* if no bootargs, look in NVRAM */ - if (cmd_line[0] == '\0') { - char *bootargs; - bootargs = prep_nvram_get_var("bootargs"); - if (bootargs != NULL) { - strcpy(cmd_line, bootargs); - /* again.. */ - strcpy(saved_command_line, cmd_line); - } - } -#endif - if (ppc_md.progress) - ppc_md.progress("pplus_setup_arch: exit", 0); -} - -static void pplus_restart(char *cmd) -{ - unsigned long i = 10000; - - local_irq_disable(); - - /* set VIA IDE controller into native mode */ - pplus_set_VIA_IDE_native(); - - /* set exception prefix high - to the prom */ - _nmask_and_or_msr(0, MSR_IP); - - /* make sure bit 0 (reset) is a 0 */ - outb(inb(0x92) & ~1L, 0x92); - /* signal a reset to system control port A - soft reset */ - outb(inb(0x92) | 1, 0x92); - - while (i != 0) - i++; - panic("restart failed\n"); -} - -static void pplus_halt(void) -{ - /* set exception prefix high - to the prom */ - _nmask_and_or_msr(MSR_EE, MSR_IP); - - /* make sure bit 0 (reset) is a 0 */ - outb(inb(0x92) & ~1L, 0x92); - /* signal a reset to system control port A - soft reset */ - outb(inb(0x92) | 1, 0x92); - - while (1) ; - /* - * Not reached - */ -} - -static void pplus_power_off(void) -{ - pplus_halt(); -} - -static unsigned int pplus_irq_canonicalize(u_int irq) -{ - if (irq == 2) - return 9; - else - return irq; -} - -static void __init pplus_init_IRQ(void) -{ - int i; - - if (ppc_md.progress) - ppc_md.progress("init_irq: enter", 0); - - OpenPIC_InitSenses = pplus_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof(pplus_openpic_initsenses); - - if (OpenPIC_Addr != NULL) { - - openpic_set_sources(0, 16, OpenPIC_Addr + 0x10000); - openpic_init(NUM_8259_INTERRUPTS); - openpic_hookup_cascade(NUM_8259_INTERRUPTS, "82c59 cascade", - i8259_irq); - ppc_md.get_irq = openpic_get_irq; - } - - for (i = 0; i < NUM_8259_INTERRUPTS; i++) - irq_desc[i].handler = &i8259_pic; - - i8259_init(0); - - if (ppc_md.progress) - ppc_md.progress("init_irq: exit", 0); -} - -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) -/* - * IDE stuff. - */ -static int pplus_ide_default_irq(unsigned long base) -{ - switch (base) { - case 0x1f0: - return 14; - case 0x170: - return 15; - default: - return 0; - } -} - -static unsigned long pplus_ide_default_io_base(int index) -{ - switch (index) { - case 0: - return 0x1f0; - case 1: - return 0x170; - default: - return 0; - } -} - -static void __init -pplus_ide_init_hwif_ports(hw_regs_t * hw, unsigned long data_port, - unsigned long ctrl_port, int *irq) -{ - unsigned long reg = data_port; - int i; - - for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) { - hw->io_ports[i] = reg; - reg += 1; - } - - if (ctrl_port) - hw->io_ports[IDE_CONTROL_OFFSET] = ctrl_port; - else - hw->io_ports[IDE_CONTROL_OFFSET] = - hw->io_ports[IDE_DATA_OFFSET] + 0x206; - - if (irq != NULL) - *irq = pplus_ide_default_irq(data_port); -} -#endif - -#ifdef CONFIG_SMP -/* PowerPlus (MTX) support */ -static int __init smp_pplus_probe(void) -{ - extern int mot_multi; - - if (mot_multi) { - openpic_request_IPIs(); - smp_hw_index[1] = 1; - return 2; - } - - return 1; -} - -static void __init smp_pplus_kick_cpu(int nr) -{ - *(unsigned long *)KERNELBASE = nr; - asm volatile ("dcbf 0,%0"::"r" (KERNELBASE):"memory"); - printk(KERN_INFO "CPU1 reset, waiting\n"); -} - -static void __init smp_pplus_setup_cpu(int cpu_nr) -{ - if (OpenPIC_Addr) - do_openpic_setup_cpu(); -} - -static struct smp_ops_t pplus_smp_ops = { - smp_openpic_message_pass, - smp_pplus_probe, - smp_pplus_kick_cpu, - smp_pplus_setup_cpu, - .give_timebase = smp_generic_give_timebase, - .take_timebase = smp_generic_take_timebase, -}; -#endif /* CONFIG_SMP */ - -#ifdef DUMP_DBATS -static void print_dbat(int idx, u32 bat) -{ - - char str[64]; - - sprintf(str, "DBAT%c%c = 0x%08x\n", - (char)((idx - DBAT0U) / 2) + '0', (idx & 1) ? 'L' : 'U', bat); - ppc_md.progress(str, 0); -} - -#define DUMP_DBAT(x) \ - do { \ - u32 __temp = mfspr(x);\ - print_dbat(x, __temp); \ - } while (0) - -static void dump_dbats(void) -{ - if (ppc_md.progress) { - DUMP_DBAT(DBAT0U); - DUMP_DBAT(DBAT0L); - DUMP_DBAT(DBAT1U); - DUMP_DBAT(DBAT1L); - DUMP_DBAT(DBAT2U); - DUMP_DBAT(DBAT2L); - DUMP_DBAT(DBAT3U); - DUMP_DBAT(DBAT3L); - } -} -#endif - -static unsigned long __init pplus_find_end_of_memory(void) -{ - unsigned long total; - - if (ppc_md.progress) - ppc_md.progress("pplus_find_end_of_memory", 0); - -#ifdef DUMP_DBATS - dump_dbats(); -#endif - - total = hawk_get_mem_size(PPLUS_HAWK_SMC_BASE); - return (total); -} - -static void __init pplus_map_io(void) -{ - io_block_mapping(PPLUS_ISA_IO_BASE, PPLUS_ISA_IO_BASE, 0x10000000, - _PAGE_IO); - io_block_mapping(0xfef80000, 0xfef80000, 0x00080000, _PAGE_IO); -} - -static void __init pplus_init2(void) -{ -#ifdef CONFIG_NVRAM - request_region(PREP_NVRAM_AS0, 0x8, "nvram"); -#endif - request_region(0x20, 0x20, "pic1"); - request_region(0xa0, 0x20, "pic2"); - request_region(0x00, 0x20, "dma1"); - request_region(0x40, 0x20, "timer"); - request_region(0x80, 0x10, "dma page reg"); - request_region(0xc0, 0x20, "dma2"); -} - -/* - * Set BAT 2 to access 0x8000000 so progress messages will work and set BAT 3 - * to 0xf0000000 to access Falcon/Raven or Hawk registers - */ -static __inline__ void pplus_set_bat(void) -{ - /* wait for all outstanding memory accesses to complete */ - mb(); - - /* setup DBATs */ - mtspr(SPRN_DBAT2U, 0x80001ffe); - mtspr(SPRN_DBAT2L, 0x8000002a); - mtspr(SPRN_DBAT3U, 0xf0001ffe); - mtspr(SPRN_DBAT3L, 0xf000002a); - - /* wait for updates */ - mb(); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* Map in board regs, etc. */ - pplus_set_bat(); - - isa_io_base = PREP_ISA_IO_BASE; - isa_mem_base = PREP_ISA_MEM_BASE; - pci_dram_offset = PREP_PCI_DRAM_OFFSET; - ISA_DMA_THRESHOLD = 0x00ffffff; - DMA_MODE_READ = 0x44; - DMA_MODE_WRITE = 0x48; - - ppc_md.setup_arch = pplus_setup_arch; - ppc_md.show_cpuinfo = pplus_show_cpuinfo; - ppc_md.irq_canonicalize = pplus_irq_canonicalize; - ppc_md.init_IRQ = pplus_init_IRQ; - /* this gets changed later on if we have an OpenPIC -- Cort */ - ppc_md.get_irq = i8259_irq; - ppc_md.init = pplus_init2; - - ppc_md.restart = pplus_restart; - ppc_md.power_off = pplus_power_off; - ppc_md.halt = pplus_halt; - - TODC_INIT(TODC_TYPE_MK48T59, PREP_NVRAM_AS0, PREP_NVRAM_AS1, - PREP_NVRAM_DATA, 8); - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.calibrate_decr = todc_calibrate_decr; - ppc_md.nvram_read_val = todc_m48txx_read_val; - ppc_md.nvram_write_val = todc_m48txx_write_val; - - ppc_md.find_end_of_memory = pplus_find_end_of_memory; - ppc_md.setup_io_mappings = pplus_map_io; - -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) - ppc_ide_md.default_irq = pplus_ide_default_irq; - ppc_ide_md.default_io_base = pplus_ide_default_io_base; - ppc_ide_md.ide_init_hwif = pplus_ide_init_hwif_ports; -#endif - -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.progress = gen550_progress; -#endif /* CONFIG_SERIAL_TEXT_DEBUG */ -#ifdef CONFIG_KGDB - ppc_md.kgdb_map_scc = gen550_kgdb_map_scc; -#endif -#ifdef CONFIG_SMP - ppc_md.smp_ops = &pplus_smp_ops; -#endif /* CONFIG_SMP */ -} diff --git a/arch/ppc/platforms/pplus.h b/arch/ppc/platforms/pplus.h deleted file mode 100644 index 90f0cb2d409..00000000000 --- a/arch/ppc/platforms/pplus.h +++ /dev/null @@ -1,67 +0,0 @@ -/* - * arch/ppc/platforms/pplus.h - * - * Definitions for Motorola MCG Falcon/Raven & HAWK North Bridge & Memory ctlr. - * - * Author: Mark A. Greerinclude/asm-ppc/hawk.h - * mgreer@mvista.com - * - * Modified by Randy Vinson (rvinson@mvista.com) - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifndef __PPC_PPLUS_H -#define __PPC_PPLUS_H - -#include <asm/io.h> - -/* - * Due to limiations imposed by legacy hardware (primaryily IDE controllers), - * the PPLUS boards operate using a PReP address map. - * - * From Processor (physical) -> PCI: - * PCI Mem Space: 0xc0000000 - 0xfe000000 -> 0x00000000 - 0x3e000000 (768 MB) - * PCI I/O Space: 0x80000000 - 0x90000000 -> 0x00000000 - 0x10000000 (256 MB) - * Note: Must skip 0xfe000000-0xfe400000 for CONFIG_HIGHMEM/PKMAP area - * - * From PCI -> Processor (physical): - * System Memory: 0x80000000 -> 0x00000000 - */ - -#define PPLUS_ISA_MEM_BASE PREP_ISA_MEM_BASE -#define PPLUS_ISA_IO_BASE PREP_ISA_IO_BASE - -/* PCI Memory space mapping info */ -#define PPLUS_PCI_MEM_SIZE 0x30000000U -#define PPLUS_PROC_PCI_MEM_START PPLUS_ISA_MEM_BASE -#define PPLUS_PROC_PCI_MEM_END (PPLUS_PROC_PCI_MEM_START + \ - PPLUS_PCI_MEM_SIZE - 1) -#define PPLUS_PCI_MEM_START 0x00000000U -#define PPLUS_PCI_MEM_END (PPLUS_PCI_MEM_START + \ - PPLUS_PCI_MEM_SIZE - 1) - -/* PCI I/O space mapping info */ -#define PPLUS_PCI_IO_SIZE 0x10000000U -#define PPLUS_PROC_PCI_IO_START PPLUS_ISA_IO_BASE -#define PPLUS_PROC_PCI_IO_END (PPLUS_PROC_PCI_IO_START + \ - PPLUS_PCI_IO_SIZE - 1) -#define PPLUS_PCI_IO_START 0x00000000U -#define PPLUS_PCI_IO_END (PPLUS_PCI_IO_START + \ - PPLUS_PCI_IO_SIZE - 1) -/* System memory mapping info */ -#define PPLUS_PCI_DRAM_OFFSET PREP_PCI_DRAM_OFFSET -#define PPLUS_PCI_PHY_MEM_OFFSET (PPLUS_ISA_MEM_BASE-PPLUS_PCI_MEM_START) - -/* Define base addresses for important sets of registers */ -#define PPLUS_HAWK_SMC_BASE 0xfef80000U -#define PPLUS_HAWK_PPC_REG_BASE 0xfeff0000U -#define PPLUS_SYS_CONFIG_REG 0xfef80400U -#define PPLUS_L2_CONTROL_REG 0x8000081cU - -#define PPLUS_VGA_MEM_BASE 0xf0000000U - -#endif /* __PPC_PPLUS_H */ diff --git a/arch/ppc/platforms/pq2ads.c b/arch/ppc/platforms/pq2ads.c deleted file mode 100644 index 6a1475c1e12..00000000000 --- a/arch/ppc/platforms/pq2ads.c +++ /dev/null @@ -1,26 +0,0 @@ -/* - * arch/ppc/platforms/pq2ads.c - * - * PQ2ADS platform support - * - * Author: Kumar Gala <kumar.gala@freescale.com> - * Derived from: est8260_setup.c by Allen Curtis - * - * Copyright 2004 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/init.h> - -#include <asm/mpc8260.h> - -void __init -m82xx_board_setup(void) -{ - /* Enable the 2nd UART port */ - *(volatile uint *)(BCSR_ADDR + 4) &= ~BCSR1_RS232_EN2; -} diff --git a/arch/ppc/platforms/pq2ads.h b/arch/ppc/platforms/pq2ads.h deleted file mode 100644 index 067d9a5aebc..00000000000 --- a/arch/ppc/platforms/pq2ads.h +++ /dev/null @@ -1,91 +0,0 @@ -/* - * A collection of structures, addresses, and values associated with - * the Motorola MPC8260ADS/MPC8266ADS-PCI boards. - * Copied from the RPX-Classic and SBS8260 stuff. - * - * Copyright (c) 2001 Dan Malek (dan@mvista.com) - */ -#ifdef __KERNEL__ -#ifndef __MACH_ADS8260_DEFS -#define __MACH_ADS8260_DEFS - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -/* Memory map is configured by the PROM startup. - * We just map a few things we need. The CSR is actually 4 byte-wide - * registers that can be accessed as 8-, 16-, or 32-bit values. - */ -#define CPM_MAP_ADDR ((uint)0xf0000000) -#define BCSR_ADDR ((uint)0xf4500000) -#define BCSR_SIZE ((uint)(32 * 1024)) - -#define BOOTROM_RESTART_ADDR ((uint)0xff000104) - -/* For our show_cpuinfo hooks. */ -#define CPUINFO_VENDOR "Motorola" -#define CPUINFO_MACHINE "PQ2 ADS PowerPC" - -/* The ADS8260 has 16, 32-bit wide control/status registers, accessed - * only on word boundaries. - * Not all are used (yet), or are interesting to us (yet). - */ - -/* Things of interest in the CSR. -*/ -#define BCSR0_LED0 ((uint)0x02000000) /* 0 == on */ -#define BCSR0_LED1 ((uint)0x01000000) /* 0 == on */ -#define BCSR1_FETHIEN ((uint)0x08000000) /* 0 == enable */ -#define BCSR1_FETH_RST ((uint)0x04000000) /* 0 == reset */ -#define BCSR1_RS232_EN1 ((uint)0x02000000) /* 0 == enable */ -#define BCSR1_RS232_EN2 ((uint)0x01000000) /* 0 == enable */ -#define BCSR3_FETHIEN2 ((uint)0x10000000) /* 0 == enable */ -#define BCSR3_FETH2_RST ((uint)0x80000000) /* 0 == reset */ - -#define PHY_INTERRUPT SIU_INT_IRQ7 - -#ifdef CONFIG_PCI -/* PCI interrupt controller */ -#define PCI_INT_STAT_REG 0xF8200000 -#define PCI_INT_MASK_REG 0xF8200004 -#define PIRQA (NR_CPM_INTS + 0) -#define PIRQB (NR_CPM_INTS + 1) -#define PIRQC (NR_CPM_INTS + 2) -#define PIRQD (NR_CPM_INTS + 3) - -/* - * PCI memory map definitions for MPC8266ADS-PCI. - * - * processor view - * local address PCI address target - * 0x80000000-0x9FFFFFFF 0x80000000-0x9FFFFFFF PCI mem with prefetch - * 0xA0000000-0xBFFFFFFF 0xA0000000-0xBFFFFFFF PCI mem w/o prefetch - * 0xF4000000-0xF7FFFFFF 0x00000000-0x03FFFFFF PCI IO - * - * PCI master view - * local address PCI address target - * 0x00000000-0x1FFFFFFF 0x00000000-0x1FFFFFFF MPC8266 local memory - */ - -/* All the other PCI memory map definitions reside at syslib/m82xx_pci.h - Here we should redefine what is unique for this board */ -#define M82xx_PCI_SLAVE_MEM_LOCAL 0x00000000 /* Local base */ -#define M82xx_PCI_SLAVE_MEM_BUS 0x00000000 /* PCI base */ -#define M82xx_PCI_SLAVE_MEM_SIZE 0x10000000 /* 256 Mb */ - -#define M82xx_PCI_SLAVE_SEC_WND_SIZE ~(0x40000000 - 1U) /* 2 x 512Mb */ -#define M82xx_PCI_SLAVE_SEC_WND_BASE 0x80000000 /* PCI Memory base */ - -#if defined(CONFIG_ADS8272) -#define PCI_INT_TO_SIU SIU_INT_IRQ2 -#elif defined(CONFIG_PQ2FADS) -#define PCI_INT_TO_SIU SIU_INT_IRQ6 -#else -#warning PCI Bridge will be without interrupts support -#endif - -#endif /* CONFIG_PCI */ - -#endif /* __MACH_ADS8260_DEFS */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/prep_pci.c b/arch/ppc/platforms/prep_pci.c deleted file mode 100644 index 4760cb64251..00000000000 --- a/arch/ppc/platforms/prep_pci.c +++ /dev/null @@ -1,1341 +0,0 @@ -/* - * PReP pci functions. - * Originally by Gary Thomas - * rewritten and updated by Cort Dougan (cort@cs.nmt.edu) - * - * The motherboard routes/maps will disappear shortly. -- Cort - */ - -#include <linux/config.h> -#include <linux/types.h> -#include <linux/pci.h> -#include <linux/kernel.h> -#include <linux/init.h> - -#include <asm/sections.h> -#include <asm/byteorder.h> -#include <asm/io.h> -#include <asm/ptrace.h> -#include <asm/prom.h> -#include <asm/pci-bridge.h> -#include <asm/residual.h> -#include <asm/irq.h> -#include <asm/machdep.h> -#include <asm/open_pic.h> - -extern void (*setup_ibm_pci)(char *irq_lo, char *irq_hi); - -/* Which PCI interrupt line does a given device [slot] use? */ -/* Note: This really should be two dimensional based in slot/pin used */ -static unsigned char *Motherboard_map; -unsigned char *Motherboard_map_name; - -/* How is the 82378 PIRQ mapping setup? */ -static unsigned char *Motherboard_routes; - -static void (*Motherboard_non0)(struct pci_dev *); - -static void Powerplus_Map_Non0(struct pci_dev *); - -/* Used for Motorola to store system config register */ -static unsigned long *ProcInfo; - -/* Tables for known hardware */ - -/* Motorola PowerStackII - Utah */ -static char Utah_pci_IRQ_map[23] __prepdata = -{ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 5, /* Slot 2 - SCSI - NCR825A */ - 0, /* Slot 3 - unused */ - 3, /* Slot 4 - Ethernet - DEC2114x */ - 0, /* Slot 5 - unused */ - 2, /* Slot 6 - PCI Card slot #1 */ - 3, /* Slot 7 - PCI Card slot #2 */ - 5, /* Slot 8 - PCI Card slot #3 */ - 5, /* Slot 9 - PCI Bridge */ - /* added here in case we ever support PCI bridges */ - /* Secondary PCI bus cards are at slot-9,6 & slot-9,7 */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - unused */ - 5, /* Slot 12 - SCSI - NCR825A */ - 0, /* Slot 13 - unused */ - 3, /* Slot 14 - enet */ - 0, /* Slot 15 - unused */ - 2, /* Slot 16 - unused */ - 3, /* Slot 17 - unused */ - 5, /* Slot 18 - unused */ - 0, /* Slot 19 - unused */ - 0, /* Slot 20 - unused */ - 0, /* Slot 21 - unused */ - 0, /* Slot 22 - unused */ -}; - -static char Utah_pci_IRQ_routes[] __prepdata = -{ - 0, /* Line 0 - Unused */ - 9, /* Line 1 */ - 10, /* Line 2 */ - 11, /* Line 3 */ - 14, /* Line 4 */ - 15, /* Line 5 */ -}; - -/* Motorola PowerStackII - Omaha */ -/* no integrated SCSI or ethernet */ -static char Omaha_pci_IRQ_map[23] __prepdata = -{ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 3, /* Slot 2 - Winbond EIDE */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 1, /* Slot 6 - PCI slot 1 */ - 2, /* Slot 7 - PCI slot 2 */ - 3, /* Slot 8 - PCI slot 3 */ - 4, /* Slot 9 - PCI slot 4 */ /* needs indirect access */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - unused */ - 0, /* Slot 12 - unused */ - 0, /* Slot 13 - unused */ - 0, /* Slot 14 - unused */ - 0, /* Slot 15 - unused */ - 1, /* Slot 16 - PCI slot 1 */ - 2, /* Slot 17 - PCI slot 2 */ - 3, /* Slot 18 - PCI slot 3 */ - 4, /* Slot 19 - PCI slot 4 */ /* needs indirect access */ - 0, - 0, - 0, -}; - -static char Omaha_pci_IRQ_routes[] __prepdata = -{ - 0, /* Line 0 - Unused */ - 9, /* Line 1 */ - 11, /* Line 2 */ - 14, /* Line 3 */ - 15 /* Line 4 */ -}; - -/* Motorola PowerStack */ -static char Blackhawk_pci_IRQ_map[19] __prepdata = -{ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - unused */ - 3, /* Slot 12 - SCSI */ - 0, /* Slot 13 - unused */ - 1, /* Slot 14 - Ethernet */ - 0, /* Slot 15 - unused */ - 1, /* Slot P7 */ - 2, /* Slot P6 */ - 3, /* Slot P5 */ -}; - -static char Blackhawk_pci_IRQ_routes[] __prepdata = -{ - 0, /* Line 0 - Unused */ - 9, /* Line 1 */ - 11, /* Line 2 */ - 15, /* Line 3 */ - 15 /* Line 4 */ -}; - -/* Motorola Mesquite */ -static char Mesquite_pci_IRQ_map[23] __prepdata = -{ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - unused */ - 0, /* Slot 12 - unused */ - 0, /* Slot 13 - unused */ - 2, /* Slot 14 - Ethernet */ - 0, /* Slot 15 - unused */ - 3, /* Slot 16 - PMC */ - 0, /* Slot 17 - unused */ - 0, /* Slot 18 - unused */ - 0, /* Slot 19 - unused */ - 0, /* Slot 20 - unused */ - 0, /* Slot 21 - unused */ - 0, /* Slot 22 - unused */ -}; - -/* Motorola Sitka */ -static char Sitka_pci_IRQ_map[21] __prepdata = -{ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - unused */ - 0, /* Slot 12 - unused */ - 0, /* Slot 13 - unused */ - 2, /* Slot 14 - Ethernet */ - 0, /* Slot 15 - unused */ - 9, /* Slot 16 - PMC 1 */ - 12, /* Slot 17 - PMC 2 */ - 0, /* Slot 18 - unused */ - 0, /* Slot 19 - unused */ - 4, /* Slot 20 - NT P2P bridge */ -}; - -/* Motorola MTX */ -static char MTX_pci_IRQ_map[23] __prepdata = -{ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - unused */ - 3, /* Slot 12 - SCSI */ - 0, /* Slot 13 - unused */ - 2, /* Slot 14 - Ethernet */ - 0, /* Slot 15 - unused */ - 9, /* Slot 16 - PCI/PMC slot 1 */ - 10, /* Slot 17 - PCI/PMC slot 2 */ - 11, /* Slot 18 - PCI slot 3 */ - 0, /* Slot 19 - unused */ - 0, /* Slot 20 - unused */ - 0, /* Slot 21 - unused */ - 0, /* Slot 22 - unused */ -}; - -/* Motorola MTX Plus */ -/* Secondary bus interrupt routing is not supported yet */ -static char MTXplus_pci_IRQ_map[23] __prepdata = -{ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - unused */ - 3, /* Slot 12 - SCSI */ - 0, /* Slot 13 - unused */ - 2, /* Slot 14 - Ethernet 1 */ - 0, /* Slot 15 - unused */ - 9, /* Slot 16 - PCI slot 1P */ - 10, /* Slot 17 - PCI slot 2P */ - 11, /* Slot 18 - PCI slot 3P */ - 10, /* Slot 19 - Ethernet 2 */ - 0, /* Slot 20 - P2P Bridge */ - 0, /* Slot 21 - unused */ - 0, /* Slot 22 - unused */ -}; - -static char Raven_pci_IRQ_routes[] __prepdata = -{ - 0, /* This is a dummy structure */ -}; - -/* Motorola MVME16xx */ -static char Genesis_pci_IRQ_map[16] __prepdata = -{ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - unused */ - 3, /* Slot 12 - SCSI */ - 0, /* Slot 13 - unused */ - 1, /* Slot 14 - Ethernet */ - 0, /* Slot 15 - unused */ -}; - -static char Genesis_pci_IRQ_routes[] __prepdata = -{ - 0, /* Line 0 - Unused */ - 10, /* Line 1 */ - 11, /* Line 2 */ - 14, /* Line 3 */ - 15 /* Line 4 */ -}; - -static char Genesis2_pci_IRQ_map[23] __prepdata = -{ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - IDE */ - 3, /* Slot 12 - SCSI */ - 5, /* Slot 13 - Universe PCI - VME Bridge */ - 2, /* Slot 14 - Ethernet */ - 0, /* Slot 15 - unused */ - 9, /* Slot 16 - PMC 1 */ - 12, /* Slot 17 - pci */ - 11, /* Slot 18 - pci */ - 10, /* Slot 19 - pci */ - 0, /* Slot 20 - pci */ - 0, /* Slot 21 - unused */ - 0, /* Slot 22 - unused */ -}; - -/* Motorola Series-E */ -static char Comet_pci_IRQ_map[23] __prepdata = -{ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - unused */ - 3, /* Slot 12 - SCSI */ - 0, /* Slot 13 - unused */ - 1, /* Slot 14 - Ethernet */ - 0, /* Slot 15 - unused */ - 1, /* Slot 16 - PCI slot 1 */ - 2, /* Slot 17 - PCI slot 2 */ - 3, /* Slot 18 - PCI slot 3 */ - 4, /* Slot 19 - PCI bridge */ - 0, - 0, - 0, -}; - -static char Comet_pci_IRQ_routes[] __prepdata = -{ - 0, /* Line 0 - Unused */ - 10, /* Line 1 */ - 11, /* Line 2 */ - 14, /* Line 3 */ - 15 /* Line 4 */ -}; - -/* Motorola Series-EX */ -static char Comet2_pci_IRQ_map[23] __prepdata = -{ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 3, /* Slot 2 - SCSI - NCR825A */ - 0, /* Slot 3 - unused */ - 1, /* Slot 4 - Ethernet - DEC2104X */ - 0, /* Slot 5 - unused */ - 1, /* Slot 6 - PCI slot 1 */ - 2, /* Slot 7 - PCI slot 2 */ - 3, /* Slot 8 - PCI slot 3 */ - 4, /* Slot 9 - PCI bridge */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - unused */ - 3, /* Slot 12 - SCSI - NCR825A */ - 0, /* Slot 13 - unused */ - 1, /* Slot 14 - Ethernet - DEC2104X */ - 0, /* Slot 15 - unused */ - 1, /* Slot 16 - PCI slot 1 */ - 2, /* Slot 17 - PCI slot 2 */ - 3, /* Slot 18 - PCI slot 3 */ - 4, /* Slot 19 - PCI bridge */ - 0, - 0, - 0, -}; - -static char Comet2_pci_IRQ_routes[] __prepdata = -{ - 0, /* Line 0 - Unused */ - 10, /* Line 1 */ - 11, /* Line 2 */ - 14, /* Line 3 */ - 15, /* Line 4 */ -}; - -/* - * ibm 830 (and 850?). - * This is actually based on the Carolina motherboard - * -- Cort - */ -static char ibm8xx_pci_IRQ_map[23] __prepdata = { - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - FireCoral */ - 4, /* Slot 12 - Ethernet PCIINTD# */ - 2, /* Slot 13 - PCI Slot #2 */ - 2, /* Slot 14 - S3 Video PCIINTD# */ - 0, /* Slot 15 - onboard SCSI (INDI) [1] */ - 3, /* Slot 16 - NCR58C810 RS6000 Only PCIINTC# */ - 0, /* Slot 17 - unused */ - 2, /* Slot 18 - PCI Slot 2 PCIINTx# (See below) */ - 0, /* Slot 19 - unused */ - 0, /* Slot 20 - unused */ - 0, /* Slot 21 - unused */ - 2, /* Slot 22 - PCI slot 1 PCIINTx# (See below) */ -}; - -static char ibm8xx_pci_IRQ_routes[] __prepdata = { - 0, /* Line 0 - unused */ - 15, /* Line 1 */ - 15, /* Line 2 */ - 15, /* Line 3 */ - 15, /* Line 4 */ -}; - -/* - * a 6015 ibm board - * -- Cort - */ -static char ibm6015_pci_IRQ_map[23] __prepdata = { - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - */ - 1, /* Slot 12 - SCSI */ - 2, /* Slot 13 - */ - 2, /* Slot 14 - */ - 1, /* Slot 15 - */ - 1, /* Slot 16 - */ - 0, /* Slot 17 - */ - 2, /* Slot 18 - */ - 0, /* Slot 19 - */ - 0, /* Slot 20 - */ - 0, /* Slot 21 - */ - 2, /* Slot 22 - */ -}; - -static char ibm6015_pci_IRQ_routes[] __prepdata = { - 0, /* Line 0 - unused */ - 13, /* Line 1 */ - 15, /* Line 2 */ - 15, /* Line 3 */ - 15, /* Line 4 */ -}; - - -/* IBM Nobis and Thinkpad 850 */ -static char Nobis_pci_IRQ_map[23] __prepdata ={ - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - unused */ - 3, /* Slot 12 - SCSI */ - 0, /* Slot 13 - unused */ - 0, /* Slot 14 - unused */ - 0, /* Slot 15 - unused */ -}; - -static char Nobis_pci_IRQ_routes[] __prepdata = { - 0, /* Line 0 - Unused */ - 13, /* Line 1 */ - 13, /* Line 2 */ - 13, /* Line 3 */ - 13 /* Line 4 */ -}; - -/* - * IBM RS/6000 43p/140 -- paulus - * XXX we should get all this from the residual data - */ -static char ibm43p_pci_IRQ_map[23] __prepdata = { - 0, /* Slot 0 - unused */ - 0, /* Slot 1 - unused */ - 0, /* Slot 2 - unused */ - 0, /* Slot 3 - unused */ - 0, /* Slot 4 - unused */ - 0, /* Slot 5 - unused */ - 0, /* Slot 6 - unused */ - 0, /* Slot 7 - unused */ - 0, /* Slot 8 - unused */ - 0, /* Slot 9 - unused */ - 0, /* Slot 10 - unused */ - 0, /* Slot 11 - FireCoral ISA bridge */ - 6, /* Slot 12 - Ethernet */ - 0, /* Slot 13 - openpic */ - 0, /* Slot 14 - unused */ - 0, /* Slot 15 - unused */ - 7, /* Slot 16 - NCR58C825a onboard scsi */ - 0, /* Slot 17 - unused */ - 2, /* Slot 18 - PCI Slot 2 PCIINTx# (See below) */ - 0, /* Slot 19 - unused */ - 0, /* Slot 20 - unused */ - 0, /* Slot 21 - unused */ - 1, /* Slot 22 - PCI slot 1 PCIINTx# (See below) */ -}; - -static char ibm43p_pci_IRQ_routes[] __prepdata = { - 0, /* Line 0 - unused */ - 15, /* Line 1 */ - 15, /* Line 2 */ - 15, /* Line 3 */ - 15, /* Line 4 */ -}; - -/* Motorola PowerPlus architecture PCI IRQ tables */ -/* Interrupt line values for INTA-D on primary/secondary MPIC inputs */ - -struct powerplus_irq_list -{ - unsigned char primary[4]; /* INT A-D */ - unsigned char secondary[4]; /* INT A-D */ -}; - -/* - * For standard PowerPlus boards, bus 0 PCI INTs A-D are routed to - * OpenPIC inputs 9-12. PCI INTs A-D from the on board P2P bridge - * are routed to OpenPIC inputs 5-8. These values are offset by - * 16 in the table to reflect the Linux kernel interrupt value. - */ -struct powerplus_irq_list Powerplus_pci_IRQ_list __prepdata = -{ - {25, 26, 27, 28}, - {21, 22, 23, 24} -}; - -/* - * For the MCP750 (system slot board), cPCI INTs A-D are routed to - * OpenPIC inputs 8-11 and the PMC INTs A-D are routed to OpenPIC - * input 3. On a hot swap MCP750, the companion card PCI INTs A-D - * are routed to OpenPIC inputs 12-15. These values are offset by - * 16 in the table to reflect the Linux kernel interrupt value. - */ -struct powerplus_irq_list Mesquite_pci_IRQ_list __prepdata = -{ - {24, 25, 26, 27}, - {28, 29, 30, 31} -}; - -/* - * This table represents the standard PCI swizzle defined in the - * PCI bus specification. - */ -static unsigned char prep_pci_intpins[4][4] __prepdata = -{ - { 1, 2, 3, 4}, /* Buses 0, 4, 8, ... */ - { 2, 3, 4, 1}, /* Buses 1, 5, 9, ... */ - { 3, 4, 1, 2}, /* Buses 2, 6, 10 ... */ - { 4, 1, 2, 3}, /* Buses 3, 7, 11 ... */ -}; - -/* We have to turn on LEVEL mode for changed IRQ's */ -/* All PCI IRQ's need to be level mode, so this should be something - * other than hard-coded as well... IRQ's are individually mappable - * to either edge or level. - */ - -/* - * 8259 edge/level control definitions - */ -#define ISA8259_M_ELCR 0x4d0 -#define ISA8259_S_ELCR 0x4d1 - -#define ELCRS_INT15_LVL 0x80 -#define ELCRS_INT14_LVL 0x40 -#define ELCRS_INT12_LVL 0x10 -#define ELCRS_INT11_LVL 0x08 -#define ELCRS_INT10_LVL 0x04 -#define ELCRS_INT9_LVL 0x02 -#define ELCRS_INT8_LVL 0x01 -#define ELCRM_INT7_LVL 0x80 -#define ELCRM_INT5_LVL 0x20 - -#if 0 -/* - * PCI config space access. - */ -#define CFGADDR(dev) ((1<<(dev>>3)) | ((dev&7)<<8)) -#define DEVNO(dev) (dev>>3) - -#define MIN_DEVNR 11 -#define MAX_DEVNR 22 - -static int __prep -prep_read_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 *val) -{ - struct pci_controller *hose = bus->sysdata; - volatile void __iomem *cfg_data; - - if (bus->number != 0 || DEVNO(devfn) < MIN_DEVNR - || DEVNO(devfn) > MAX_DEVNR) - return PCIBIOS_DEVICE_NOT_FOUND; - - /* - * Note: the caller has already checked that offset is - * suitably aligned and that len is 1, 2 or 4. - */ - cfg_data = hose->cfg_data + CFGADDR(devfn) + offset; - switch (len) { - case 1: - *val = in_8(cfg_data); - break; - case 2: - *val = in_le16(cfg_data); - break; - default: - *val = in_le32(cfg_data); - break; - } - return PCIBIOS_SUCCESSFUL; -} - -static int __prep -prep_write_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 val) -{ - struct pci_controller *hose = bus->sysdata; - volatile void __iomem *cfg_data; - - if (bus->number != 0 || DEVNO(devfn) < MIN_DEVNR - || DEVNO(devfn) > MAX_DEVNR) - return PCIBIOS_DEVICE_NOT_FOUND; - - /* - * Note: the caller has already checked that offset is - * suitably aligned and that len is 1, 2 or 4. - */ - cfg_data = hose->cfg_data + CFGADDR(devfn) + offset; - switch (len) { - case 1: - out_8(cfg_data, val); - break; - case 2: - out_le16(cfg_data, val); - break; - default: - out_le32(cfg_data, val); - break; - } - return PCIBIOS_SUCCESSFUL; -} - -static struct pci_ops prep_pci_ops = -{ - prep_read_config, - prep_write_config -}; -#endif - -#define MOTOROLA_CPUTYPE_REG 0x800 -#define MOTOROLA_BASETYPE_REG 0x803 -#define MPIC_RAVEN_ID 0x48010000 -#define MPIC_HAWK_ID 0x48030000 -#define MOT_PROC2_BIT 0x800 - -static u_char prep_openpic_initsenses[] __initdata = { - (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* MVME2600_INT_SIO */ - (IRQ_SENSE_EDGE | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_FALCN_ECC_ERR */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_ETHERNET */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_SCSI */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_GRAPHICS */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_VME0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_VME1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_VME2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_VME3 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_INTA */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_INTB */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_INTC */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_PCI_INTD */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_LM_SIG0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* MVME2600_INT_LM_SIG1 */ -}; - -#define MOT_RAVEN_PRESENT 0x1 -#define MOT_HAWK_PRESENT 0x2 - -int mot_entry = -1; -int prep_keybd_present = 1; -int MotMPIC; -int mot_multi; - -int __init -raven_init(void) -{ - unsigned int devid; - unsigned int pci_membase; - unsigned char base_mod; - - /* Check to see if the Raven chip exists. */ - if ( _prep_type != _PREP_Motorola) { - OpenPIC_Addr = NULL; - return 0; - } - - /* Check to see if this board is a type that might have a Raven. */ - if ((inb(MOTOROLA_CPUTYPE_REG) & 0xF0) != 0xE0) { - OpenPIC_Addr = NULL; - return 0; - } - - /* Check the first PCI device to see if it is a Raven. */ - early_read_config_dword(NULL, 0, 0, PCI_VENDOR_ID, &devid); - - switch (devid & 0xffff0000) { - case MPIC_RAVEN_ID: - MotMPIC = MOT_RAVEN_PRESENT; - break; - case MPIC_HAWK_ID: - MotMPIC = MOT_HAWK_PRESENT; - break; - default: - OpenPIC_Addr = NULL; - return 0; - } - - - /* Read the memory base register. */ - early_read_config_dword(NULL, 0, 0, PCI_BASE_ADDRESS_1, &pci_membase); - - if (pci_membase == 0) { - OpenPIC_Addr = NULL; - return 0; - } - - /* Map the Raven MPIC registers to virtual memory. */ - OpenPIC_Addr = ioremap(pci_membase+0xC0000000, 0x22000); - - OpenPIC_InitSenses = prep_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof(prep_openpic_initsenses); - - ppc_md.get_irq = openpic_get_irq; - - /* If raven is present on Motorola store the system config register - * for later use. - */ - ProcInfo = (unsigned long *)ioremap(0xfef80400, 4); - - /* Indicate to system if this is a multiprocessor board */ - if (!(*ProcInfo & MOT_PROC2_BIT)) { - mot_multi = 1; - } - - /* This is a hack. If this is a 2300 or 2400 mot board then there is - * no keyboard controller and we have to indicate that. - */ - base_mod = inb(MOTOROLA_BASETYPE_REG); - if ((MotMPIC == MOT_HAWK_PRESENT) || (base_mod == 0xF9) || - (base_mod == 0xFA) || (base_mod == 0xE1)) - prep_keybd_present = 0; - - return 1; -} - -struct mot_info { - int cpu_type; /* 0x100 mask assumes for Raven and Hawk boards that the level/edge are set */ - /* 0x200 if this board has a Hawk chip. */ - int base_type; - int max_cpu; /* ored with 0x80 if this board should be checked for multi CPU */ - const char *name; - unsigned char *map; - unsigned char *routes; - void (*map_non0_bus)(struct pci_dev *); /* For boards with more than bus 0 devices. */ - struct powerplus_irq_list *pci_irq_list; /* List of PCI MPIC inputs */ - unsigned char secondary_bridge_devfn; /* devfn of secondary bus transparent bridge */ -} mot_info[] __prepdata = { - {0x300, 0x00, 0x00, "MVME 2400", Genesis2_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xFF}, - {0x010, 0x00, 0x00, "Genesis", Genesis_pci_IRQ_map, Genesis_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0x00}, - {0x020, 0x00, 0x00, "Powerstack (Series E)", Comet_pci_IRQ_map, Comet_pci_IRQ_routes, NULL, NULL, 0x00}, - {0x040, 0x00, 0x00, "Blackhawk (Powerstack)", Blackhawk_pci_IRQ_map, Blackhawk_pci_IRQ_routes, NULL, NULL, 0x00}, - {0x050, 0x00, 0x00, "Omaha (PowerStack II Pro3000)", Omaha_pci_IRQ_map, Omaha_pci_IRQ_routes, NULL, NULL, 0x00}, - {0x060, 0x00, 0x00, "Utah (Powerstack II Pro4000)", Utah_pci_IRQ_map, Utah_pci_IRQ_routes, NULL, NULL, 0x00}, - {0x0A0, 0x00, 0x00, "Powerstack (Series EX)", Comet2_pci_IRQ_map, Comet2_pci_IRQ_routes, NULL, NULL, 0x00}, - {0x1E0, 0xE0, 0x00, "Mesquite cPCI (MCP750)", Mesquite_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Mesquite_pci_IRQ_list, 0xFF}, - {0x1E0, 0xE1, 0x00, "Sitka cPCI (MCPN750)", Sitka_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xFF}, - {0x1E0, 0xE2, 0x00, "Mesquite cPCI (MCP750) w/ HAC", Mesquite_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Mesquite_pci_IRQ_list, 0xC0}, - {0x1E0, 0xF6, 0x80, "MTX Plus", MTXplus_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xA0}, - {0x1E0, 0xF6, 0x81, "Dual MTX Plus", MTXplus_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xA0}, - {0x1E0, 0xF7, 0x80, "MTX wo/ Parallel Port", MTX_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0x00}, - {0x1E0, 0xF7, 0x81, "Dual MTX wo/ Parallel Port", MTX_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0x00}, - {0x1E0, 0xF8, 0x80, "MTX w/ Parallel Port", MTX_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0x00}, - {0x1E0, 0xF8, 0x81, "Dual MTX w/ Parallel Port", MTX_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0x00}, - {0x1E0, 0xF9, 0x00, "MVME 2300", Genesis2_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xFF}, - {0x1E0, 0xFA, 0x00, "MVME 2300SC/2600", Genesis2_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xFF}, - {0x1E0, 0xFB, 0x00, "MVME 2600 with MVME712M", Genesis2_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xFF}, - {0x1E0, 0xFC, 0x00, "MVME 2600/2700 with MVME761", Genesis2_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xFF}, - {0x1E0, 0xFD, 0x80, "MVME 3600 with MVME712M", Genesis2_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0x00}, - {0x1E0, 0xFD, 0x81, "MVME 4600 with MVME712M", Genesis2_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xFF}, - {0x1E0, 0xFE, 0x80, "MVME 3600 with MVME761", Genesis2_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xFF}, - {0x1E0, 0xFE, 0x81, "MVME 4600 with MVME761", Genesis2_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xFF}, - {0x1E0, 0xFF, 0x00, "MVME 1600-001 or 1600-011", Genesis2_pci_IRQ_map, Raven_pci_IRQ_routes, Powerplus_Map_Non0, &Powerplus_pci_IRQ_list, 0xFF}, - {0x000, 0x00, 0x00, "", NULL, NULL, NULL, NULL, 0x00} -}; - -void __init -ibm_prep_init(void) -{ - if (have_residual_data) { - u32 addr, real_addr, len, offset; - PPC_DEVICE *mpic; - PnP_TAG_PACKET *pkt; - - /* Use the PReP residual data to determine if an OpenPIC is - * present. If so, get the large vendor packet which will - * tell us the base address and length in memory. - * If we are successful, ioremap the memory area and set - * OpenPIC_Addr (this indicates that the OpenPIC was found). - */ - mpic = residual_find_device(-1, NULL, SystemPeripheral, - ProgrammableInterruptController, MPIC, 0); - if (!mpic) - return; - - pkt = PnP_find_large_vendor_packet(res->DevicePnPHeap + - mpic->AllocatedOffset, 9, 0); - - if (!pkt) - return; - -#define p pkt->L4_Pack.L4_Data.L4_PPCPack - if (p.PPCData[1] == 32) { - switch (p.PPCData[0]) { - case 1: offset = PREP_ISA_IO_BASE; break; - case 2: offset = PREP_ISA_MEM_BASE; break; - default: return; /* Not I/O or memory?? */ - } - } - else - return; /* Not a 32-bit address */ - - real_addr = ld_le32((unsigned int *) (p.PPCData + 4)); - if (real_addr == 0xffffffff) - return; - - /* Adjust address to be as seen by CPU */ - addr = real_addr + offset; - - len = ld_le32((unsigned int *) (p.PPCData + 12)); - if (!len) - return; -#undef p - OpenPIC_Addr = ioremap(addr, len); - ppc_md.get_irq = openpic_get_irq; - - OpenPIC_InitSenses = prep_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof(prep_openpic_initsenses); - - printk(KERN_INFO "MPIC at 0x%08x (0x%08x), length 0x%08x " - "mapped to 0x%p\n", addr, real_addr, len, OpenPIC_Addr); - } -} - -static void __init -ibm43p_pci_map_non0(struct pci_dev *dev) -{ - unsigned char intpin; - static unsigned char bridge_intrs[4] = { 3, 4, 5, 8 }; - - if (dev == NULL) - return; - pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &intpin); - if (intpin < 1 || intpin > 4) - return; - intpin = (PCI_SLOT(dev->devfn) + intpin - 1) & 3; - dev->irq = openpic_to_irq(bridge_intrs[intpin]); - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); -} - -void __init -prep_residual_setup_pci(char *irq_edge_mask_lo, char *irq_edge_mask_hi) -{ - if (have_residual_data) { - Motherboard_map_name = res->VitalProductData.PrintableModel; - Motherboard_map = NULL; - Motherboard_routes = NULL; - residual_irq_mask(irq_edge_mask_lo, irq_edge_mask_hi); - } -} - -void __init -prep_sandalfoot_setup_pci(char *irq_edge_mask_lo, char *irq_edge_mask_hi) -{ - Motherboard_map_name = "IBM 6015/7020 (Sandalfoot/Sandalbow)"; - Motherboard_map = ibm6015_pci_IRQ_map; - Motherboard_routes = ibm6015_pci_IRQ_routes; - *irq_edge_mask_lo = 0x00; /* irq's 0-7 all edge-triggered */ - *irq_edge_mask_hi = 0xA0; /* irq's 13, 15 level-triggered */ -} - -void __init -prep_thinkpad_setup_pci(char *irq_edge_mask_lo, char *irq_edge_mask_hi) -{ - Motherboard_map_name = "IBM Thinkpad 850/860"; - Motherboard_map = Nobis_pci_IRQ_map; - Motherboard_routes = Nobis_pci_IRQ_routes; - *irq_edge_mask_lo = 0x00; /* irq's 0-7 all edge-triggered */ - *irq_edge_mask_hi = 0xA0; /* irq's 13, 15 level-triggered */ -} - -void __init -prep_carolina_setup_pci(char *irq_edge_mask_lo, char *irq_edge_mask_hi) -{ - Motherboard_map_name = "IBM 7248, PowerSeries 830/850 (Carolina)"; - Motherboard_map = ibm8xx_pci_IRQ_map; - Motherboard_routes = ibm8xx_pci_IRQ_routes; - *irq_edge_mask_lo = 0x00; /* irq's 0-7 all edge-triggered */ - *irq_edge_mask_hi = 0xA4; /* irq's 10, 13, 15 level-triggered */ -} - -void __init -prep_tiger1_setup_pci(char *irq_edge_mask_lo, char *irq_edge_mask_hi) -{ - Motherboard_map_name = "IBM 43P-140 (Tiger1)"; - Motherboard_map = ibm43p_pci_IRQ_map; - Motherboard_routes = ibm43p_pci_IRQ_routes; - Motherboard_non0 = ibm43p_pci_map_non0; - *irq_edge_mask_lo = 0x00; /* irq's 0-7 all edge-triggered */ - *irq_edge_mask_hi = 0xA0; /* irq's 13, 15 level-triggered */ -} - -void __init -prep_route_pci_interrupts(void) -{ - unsigned char *ibc_pirq = (unsigned char *)0x80800860; - unsigned char *ibc_pcicon = (unsigned char *)0x80800840; - int i; - - if ( _prep_type == _PREP_Motorola) - { - unsigned short irq_mode; - unsigned char cpu_type; - unsigned char base_mod; - int entry; - - cpu_type = inb(MOTOROLA_CPUTYPE_REG) & 0xF0; - base_mod = inb(MOTOROLA_BASETYPE_REG); - - for (entry = 0; mot_info[entry].cpu_type != 0; entry++) { - if (mot_info[entry].cpu_type & 0x200) { /* Check for Hawk chip */ - if (!(MotMPIC & MOT_HAWK_PRESENT)) - continue; - } else { /* Check non hawk boards */ - if ((mot_info[entry].cpu_type & 0xff) != cpu_type) - continue; - - if (mot_info[entry].base_type == 0) { - mot_entry = entry; - break; - } - - if (mot_info[entry].base_type != base_mod) - continue; - } - - if (!(mot_info[entry].max_cpu & 0x80)) { - mot_entry = entry; - break; - } - - /* processor 1 not present and max processor zero indicated */ - if ((*ProcInfo & MOT_PROC2_BIT) && !(mot_info[entry].max_cpu & 0x7f)) { - mot_entry = entry; - break; - } - - /* processor 1 present and max processor zero indicated */ - if (!(*ProcInfo & MOT_PROC2_BIT) && (mot_info[entry].max_cpu & 0x7f)) { - mot_entry = entry; - break; - } - } - - if (mot_entry == -1) /* No particular cpu type found - assume Blackhawk */ - mot_entry = 3; - - Motherboard_map_name = (unsigned char *)mot_info[mot_entry].name; - Motherboard_map = mot_info[mot_entry].map; - Motherboard_routes = mot_info[mot_entry].routes; - Motherboard_non0 = mot_info[mot_entry].map_non0_bus; - - if (!(mot_info[entry].cpu_type & 0x100)) { - /* AJF adjust level/edge control according to routes */ - irq_mode = 0; - for (i = 1; i <= 4; i++) - irq_mode |= ( 1 << Motherboard_routes[i] ); - outb( irq_mode & 0xff, 0x4d0 ); - outb( (irq_mode >> 8) & 0xff, 0x4d1 ); - } - } else if ( _prep_type == _PREP_IBM ) { - unsigned char irq_edge_mask_lo, irq_edge_mask_hi; - unsigned short irq_edge_mask; - int i; - - setup_ibm_pci(&irq_edge_mask_lo, &irq_edge_mask_hi); - - outb(inb(0x04d0)|irq_edge_mask_lo, 0x4d0); /* primary 8259 */ - outb(inb(0x04d1)|irq_edge_mask_hi, 0x4d1); /* cascaded 8259 */ - - irq_edge_mask = (irq_edge_mask_hi << 8) | irq_edge_mask_lo; - for (i = 0; i < 16; ++i, irq_edge_mask >>= 1) - if (irq_edge_mask & 1) - irq_desc[i].status |= IRQ_LEVEL; - } else { - printk("No known machine pci routing!\n"); - return; - } - - /* Set up mapping from slots */ - if (Motherboard_routes) { - for (i = 1; i <= 4; i++) - ibc_pirq[i-1] = Motherboard_routes[i]; - - /* Enable PCI interrupts */ - *ibc_pcicon |= 0x20; - } -} - -void __init -prep_pib_init(void) -{ - unsigned char reg; - unsigned short short_reg; - - struct pci_dev *dev = NULL; - - if (( _prep_type == _PREP_Motorola) && (OpenPIC_Addr)) { - /* - * Perform specific configuration for the Via Tech or - * or Winbond PCI-ISA-Bridge part. - */ - if ((dev = pci_get_device(PCI_VENDOR_ID_VIA, - PCI_DEVICE_ID_VIA_82C586_1, dev))) { - /* - * PPCBUG does not set the enable bits - * for the IDE device. Force them on here. - */ - pci_read_config_byte(dev, 0x40, ®); - - reg |= 0x03; /* IDE: Chip Enable Bits */ - pci_write_config_byte(dev, 0x40, reg); - } - if ((dev = pci_get_device(PCI_VENDOR_ID_VIA, - PCI_DEVICE_ID_VIA_82C586_2, - dev)) && (dev->devfn = 0x5a)) { - /* Force correct USB interrupt */ - dev->irq = 11; - pci_write_config_byte(dev, - PCI_INTERRUPT_LINE, - dev->irq); - } - if ((dev = pci_get_device(PCI_VENDOR_ID_WINBOND, - PCI_DEVICE_ID_WINBOND_83C553, dev))) { - /* Clear PCI Interrupt Routing Control Register. */ - short_reg = 0x0000; - pci_write_config_word(dev, 0x44, short_reg); - if (OpenPIC_Addr){ - /* Route IDE interrupts to IRQ 14 */ - reg = 0xEE; - pci_write_config_byte(dev, 0x43, reg); - } - } - pci_dev_put(dev); - } - - if ((dev = pci_get_device(PCI_VENDOR_ID_WINBOND, - PCI_DEVICE_ID_WINBOND_82C105, dev))){ - if (OpenPIC_Addr){ - /* - * Disable LEGIRQ mode so PCI INTS are routed - * directly to the 8259 and enable both channels - */ - pci_write_config_dword(dev, 0x40, 0x10ff0033); - - /* Force correct IDE interrupt */ - dev->irq = 14; - pci_write_config_byte(dev, - PCI_INTERRUPT_LINE, - dev->irq); - } else { - /* Enable LEGIRQ for PCI INT -> 8259 IRQ routing */ - pci_write_config_dword(dev, 0x40, 0x10ff08a1); - } - } - pci_dev_put(dev); -} - -static void __init -Powerplus_Map_Non0(struct pci_dev *dev) -{ - struct pci_bus *pbus; /* Parent bus structure pointer */ - struct pci_dev *tdev = dev; /* Temporary device structure */ - unsigned int devnum; /* Accumulated device number */ - unsigned char intline; /* Linux interrupt value */ - unsigned char intpin; /* PCI interrupt pin */ - - /* Check for valid PCI dev pointer */ - if (dev == NULL) return; - - /* Initialize bridge IDSEL variable */ - devnum = PCI_SLOT(tdev->devfn); - - /* Read the interrupt pin of the device and adjust for indexing */ - pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &intpin); - - /* If device doesn't request an interrupt, return */ - if ( (intpin < 1) || (intpin > 4) ) - return; - - intpin--; - - /* - * Walk up to bus 0, adjusting the interrupt pin for the standard - * PCI bus swizzle. - */ - do { - intpin = (prep_pci_intpins[devnum % 4][intpin]) - 1; - pbus = tdev->bus; /* up one level */ - tdev = pbus->self; - devnum = PCI_SLOT(tdev->devfn); - } while(tdev->bus->number); - - /* Use the primary interrupt inputs by default */ - intline = mot_info[mot_entry].pci_irq_list->primary[intpin]; - - /* - * If the board has secondary interrupt inputs, walk the bus and - * note the devfn of the bridge from bus 0. If it is the same as - * the devfn of the bus bridge with secondary inputs, use those. - * Otherwise, assume it's a PMC site and get the interrupt line - * value from the interrupt routing table. - */ - if (mot_info[mot_entry].secondary_bridge_devfn) { - pbus = dev->bus; - - while (pbus->primary != 0) - pbus = pbus->parent; - - if ((pbus->self)->devfn != 0xA0) { - if ((pbus->self)->devfn == mot_info[mot_entry].secondary_bridge_devfn) - intline = mot_info[mot_entry].pci_irq_list->secondary[intpin]; - else { - if ((char *)(mot_info[mot_entry].map) == (char *)Mesquite_pci_IRQ_map) - intline = mot_info[mot_entry].map[((pbus->self)->devfn)/8] + 16; - else { - int i; - for (i=0;i<3;i++) - intpin = (prep_pci_intpins[devnum % 4][intpin]) - 1; - intline = mot_info[mot_entry].pci_irq_list->primary[intpin]; - } - } - } - } - - /* Write calculated interrupt value to header and device list */ - dev->irq = intline; - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, (u8)dev->irq); -} - -void __init -prep_pcibios_fixup(void) -{ - struct pci_dev *dev = NULL; - int irq; - int have_openpic = (OpenPIC_Addr != NULL); - - prep_route_pci_interrupts(); - - printk("Setting PCI interrupts for a \"%s\"\n", Motherboard_map_name); - - /* Iterate through all the PCI devices, setting the IRQ */ - for_each_pci_dev(dev) { - /* - * If we have residual data, then this is easy: query the - * residual data for the IRQ line allocated to the device. - * This works the same whether we have an OpenPic or not. - */ - if (have_residual_data) { - irq = residual_pcidev_irq(dev); - dev->irq = have_openpic ? openpic_to_irq(irq) : irq; - } - /* - * If we don't have residual data, then we need to use - * tables to determine the IRQ. The table organisation - * is different depending on whether there is an OpenPIC - * or not. The tables are only used for bus 0, so check - * this first. - */ - else if (dev->bus->number == 0) { - irq = Motherboard_map[PCI_SLOT(dev->devfn)]; - dev->irq = have_openpic ? openpic_to_irq(irq) - : Motherboard_routes[irq]; - } - /* - * Finally, if we don't have residual data and the bus is - * non-zero, use the callback (if provided) - */ - else { - if (Motherboard_non0 != NULL) - Motherboard_non0(dev); - - continue; - } - - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); - } - - /* Setup the Winbond or Via PIB - prep_pib_init() is coded for - * the non-openpic case, but it breaks (at least) the Utah - * (Powerstack II Pro4000), so only call it if we have an - * openpic. - */ - if (have_openpic) - prep_pib_init(); -} - -static void __init -prep_pcibios_after_init(void) -{ -#if 0 - struct pci_dev *dev; - - /* If there is a WD 90C, reset the IO BAR to 0x0 (it started that - * way, but the PCI layer relocated it because it thought 0x0 was - * invalid for a BAR). - * If you don't do this, the card's VGA base will be <IO BAR>+0xc0000 - * instead of 0xc0000. vgacon.c (for example) is completely unaware of - * this little quirk. - */ - dev = pci_get_device(PCI_VENDOR_ID_WD, PCI_DEVICE_ID_WD_90C, NULL); - if (dev) { - dev->resource[1].end -= dev->resource[1].start; - dev->resource[1].start = 0; - /* tell the hardware */ - pci_write_config_dword(dev, PCI_BASE_ADDRESS_1, 0x0); - pci_dev_put(dev); - } -#endif -} - -static void __init -prep_init_resource(struct resource *res, unsigned long start, - unsigned long end, int flags) -{ - res->flags = flags; - res->start = start; - res->end = end; - res->name = "PCI host bridge"; - res->parent = NULL; - res->sibling = NULL; - res->child = NULL; -} - -void __init -prep_find_bridges(void) -{ - struct pci_controller* hose; - - hose = pcibios_alloc_controller(); - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - hose->pci_mem_offset = PREP_ISA_MEM_BASE; - hose->io_base_phys = PREP_ISA_IO_BASE; - hose->io_base_virt = ioremap(PREP_ISA_IO_BASE, 0x800000); - prep_init_resource(&hose->io_resource, 0, 0x007fffff, IORESOURCE_IO); - prep_init_resource(&hose->mem_resources[0], 0xc0000000, 0xfeffffff, - IORESOURCE_MEM); - setup_indirect_pci(hose, PREP_ISA_IO_BASE + 0xcf8, - PREP_ISA_IO_BASE + 0xcfc); - - printk("PReP architecture\n"); - - if (have_residual_data) { - PPC_DEVICE *hostbridge; - - hostbridge = residual_find_device(PROCESSORDEVICE, NULL, - BridgeController, PCIBridge, -1, 0); - if (hostbridge && - ((hostbridge->DeviceId.Interface == PCIBridgeIndirect) || - (hostbridge->DeviceId.Interface == PCIBridgeRS6K))) { - PnP_TAG_PACKET * pkt; - pkt = PnP_find_large_vendor_packet( - res->DevicePnPHeap+hostbridge->AllocatedOffset, - 3, 0); - if(pkt) { -#define p pkt->L4_Pack.L4_Data.L4_PPCPack - setup_indirect_pci(hose, - ld_le32((unsigned *) (p.PPCData)), - ld_le32((unsigned *) (p.PPCData+8))); -#undef p - } else - setup_indirect_pci(hose, 0x80000cf8, 0x80000cfc); - } - } - - ppc_md.pcibios_fixup = prep_pcibios_fixup; - ppc_md.pcibios_after_init = prep_pcibios_after_init; -} diff --git a/arch/ppc/platforms/prep_setup.c b/arch/ppc/platforms/prep_setup.c deleted file mode 100644 index bc926be9547..00000000000 --- a/arch/ppc/platforms/prep_setup.c +++ /dev/null @@ -1,1181 +0,0 @@ -/* - * arch/ppc/platforms/setup.c - * - * Copyright (C) 1995 Linus Torvalds - * Adapted from 'alpha' version by Gary Thomas - * Modified by Cort Dougan (cort@cs.nmt.edu) - * - * Support for PReP (Motorola MTX/MVME) - * by Troy Benjegerdes (hozer@drgw.net) - */ - -/* - * bootup setup stuff.. - */ - -#include <linux/config.h> -#include <linux/delay.h> -#include <linux/module.h> -#include <linux/errno.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/stddef.h> -#include <linux/unistd.h> -#include <linux/ptrace.h> -#include <linux/slab.h> -#include <linux/user.h> -#include <linux/a.out.h> -#include <linux/tty.h> -#include <linux/major.h> -#include <linux/interrupt.h> -#include <linux/reboot.h> -#include <linux/init.h> -#include <linux/initrd.h> -#include <linux/ioport.h> -#include <linux/console.h> -#include <linux/timex.h> -#include <linux/pci.h> -#include <linux/ide.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> - -#include <asm/sections.h> -#include <asm/mmu.h> -#include <asm/processor.h> -#include <asm/residual.h> -#include <asm/io.h> -#include <asm/pgtable.h> -#include <asm/cache.h> -#include <asm/dma.h> -#include <asm/machdep.h> -#include <asm/mc146818rtc.h> -#include <asm/mk48t59.h> -#include <asm/prep_nvram.h> -#include <asm/raven.h> -#include <asm/vga.h> -#include <asm/time.h> -#include <asm/mpc10x.h> -#include <asm/i8259.h> -#include <asm/open_pic.h> -#include <asm/pci-bridge.h> -#include <asm/todc.h> - -TODC_ALLOC(); - -unsigned char ucSystemType; -unsigned char ucBoardRev; -unsigned char ucBoardRevMaj, ucBoardRevMin; - -extern unsigned char prep_nvram_read_val(int addr); -extern void prep_nvram_write_val(int addr, - unsigned char val); -extern unsigned char rs_nvram_read_val(int addr); -extern void rs_nvram_write_val(int addr, - unsigned char val); -extern void ibm_prep_init(void); - -extern void prep_find_bridges(void); - -int _prep_type; - -extern void prep_residual_setup_pci(char *irq_edge_mask_lo, char *irq_edge_mask_hi); -extern void prep_sandalfoot_setup_pci(char *irq_edge_mask_lo, char *irq_edge_mask_hi); -extern void prep_thinkpad_setup_pci(char *irq_edge_mask_lo, char *irq_edge_mask_hi); -extern void prep_carolina_setup_pci(char *irq_edge_mask_lo, char *irq_edge_mask_hi); -extern void prep_tiger1_setup_pci(char *irq_edge_mask_lo, char *irq_edge_mask_hi); - - -#define cached_21 (((char *)(ppc_cached_irq_mask))[3]) -#define cached_A1 (((char *)(ppc_cached_irq_mask))[2]) - -/* for the mac fs */ -dev_t boot_dev; - -#ifdef CONFIG_SOUND_CS4232 -long ppc_cs4232_dma, ppc_cs4232_dma2; -#endif - -extern PTE *Hash, *Hash_end; -extern unsigned long Hash_size, Hash_mask; -extern int probingmem; -extern unsigned long loops_per_jiffy; - -#ifdef CONFIG_SOUND_CS4232 -EXPORT_SYMBOL(ppc_cs4232_dma); -EXPORT_SYMBOL(ppc_cs4232_dma2); -#endif - -/* useful ISA ports */ -#define PREP_SYSCTL 0x81c -/* present in the IBM reference design; possibly identical in Mot boxes: */ -#define PREP_IBM_SIMM_ID 0x803 /* SIMM size: 32 or 8 MiB */ -#define PREP_IBM_SIMM_PRESENCE 0x804 -#define PREP_IBM_EQUIPMENT 0x80c -#define PREP_IBM_L2INFO 0x80d -#define PREP_IBM_PM1 0x82a /* power management register 1 */ -#define PREP_IBM_PLANAR 0x852 /* planar ID - identifies the motherboard */ -#define PREP_IBM_DISP 0x8c0 /* 4-digit LED display */ - -/* Equipment Present Register masks: */ -#define PREP_IBM_EQUIPMENT_RESERVED 0x80 -#define PREP_IBM_EQUIPMENT_SCSIFUSE 0x40 -#define PREP_IBM_EQUIPMENT_L2_COPYBACK 0x08 -#define PREP_IBM_EQUIPMENT_L2_256 0x04 -#define PREP_IBM_EQUIPMENT_CPU 0x02 -#define PREP_IBM_EQUIPMENT_L2 0x01 - -/* planar ID values: */ -/* Sandalfoot/Sandalbow (6015/7020) */ -#define PREP_IBM_SANDALFOOT 0xfc -/* Woodfield, Thinkpad 850/860 (6042/7249) */ -#define PREP_IBM_THINKPAD 0xff /* planar ID unimplemented */ -/* PowerSeries 830/850 (6050/6070) */ -#define PREP_IBM_CAROLINA_IDE_0 0xf0 -#define PREP_IBM_CAROLINA_IDE_1 0xf1 -#define PREP_IBM_CAROLINA_IDE_2 0xf2 -#define PREP_IBM_CAROLINA_IDE_3 0xf3 -/* 7248-43P */ -#define PREP_IBM_CAROLINA_SCSI_0 0xf4 -#define PREP_IBM_CAROLINA_SCSI_1 0xf5 -#define PREP_IBM_CAROLINA_SCSI_2 0xf6 -#define PREP_IBM_CAROLINA_SCSI_3 0xf7 /* missing from Carolina Tech Spec */ -/* Tiger1 (7043-140) */ -#define PREP_IBM_TIGER1_133 0xd1 -#define PREP_IBM_TIGER1_166 0xd2 -#define PREP_IBM_TIGER1_180 0xd3 -#define PREP_IBM_TIGER1_xxx 0xd4 /* unknown, but probably exists */ -#define PREP_IBM_TIGER1_333 0xd5 /* missing from Tiger Tech Spec */ - -/* setup_ibm_pci: - * set Motherboard_map_name, Motherboard_map, Motherboard_routes. - * return 8259 edge/level masks. - */ -void (*setup_ibm_pci)(char *irq_lo, char *irq_hi); - -extern char *Motherboard_map_name; /* for use in *_cpuinfo */ - -/* - * As found in the PReP reference implementation. - * Used by Thinkpad, Sandalfoot (6015/7020), and all Motorola PReP. - */ -static void __init -prep_gen_enable_l2(void) -{ - outb(inb(PREP_SYSCTL) | 0x3, PREP_SYSCTL); -} - -/* Used by Carolina and Tiger1 */ -static void __init -prep_carolina_enable_l2(void) -{ - outb(inb(PREP_SYSCTL) | 0xc0, PREP_SYSCTL); -} - -/* cpuinfo code common to all IBM PReP */ -static void __prep -prep_ibm_cpuinfo(struct seq_file *m) -{ - unsigned int equip_reg = inb(PREP_IBM_EQUIPMENT); - - seq_printf(m, "machine\t\t: PReP %s\n", Motherboard_map_name); - - seq_printf(m, "upgrade cpu\t: "); - if (equip_reg & PREP_IBM_EQUIPMENT_CPU) { - seq_printf(m, "not "); - } - seq_printf(m, "present\n"); - - /* print info about the SCSI fuse */ - seq_printf(m, "scsi fuse\t: "); - if (equip_reg & PREP_IBM_EQUIPMENT_SCSIFUSE) - seq_printf(m, "ok"); - else - seq_printf(m, "bad"); - seq_printf(m, "\n"); - - /* print info about SIMMs */ - if (have_residual_data) { - int i; - seq_printf(m, "simms\t\t: "); - for (i = 0; (res->ActualNumMemories) && (i < MAX_MEMS); i++) { - if (res->Memories[i].SIMMSize != 0) - seq_printf(m, "%d:%ldMiB ", i, - (res->Memories[i].SIMMSize > 1024) ? - res->Memories[i].SIMMSize>>20 : - res->Memories[i].SIMMSize); - } - seq_printf(m, "\n"); - } -} - -static int __prep -prep_gen_cpuinfo(struct seq_file *m) -{ - prep_ibm_cpuinfo(m); - return 0; -} - -static int __prep -prep_sandalfoot_cpuinfo(struct seq_file *m) -{ - unsigned int equip_reg = inb(PREP_IBM_EQUIPMENT); - - prep_ibm_cpuinfo(m); - - /* report amount and type of L2 cache present */ - seq_printf(m, "L2 cache\t: "); - if (equip_reg & PREP_IBM_EQUIPMENT_L2) { - seq_printf(m, "not present"); - } else { - if (equip_reg & PREP_IBM_EQUIPMENT_L2_256) - seq_printf(m, "256KiB"); - else - seq_printf(m, "unknown size"); - - if (equip_reg & PREP_IBM_EQUIPMENT_L2_COPYBACK) - seq_printf(m, ", copy-back"); - else - seq_printf(m, ", write-through"); - } - seq_printf(m, "\n"); - - return 0; -} - -static int __prep -prep_thinkpad_cpuinfo(struct seq_file *m) -{ - unsigned int equip_reg = inb(PREP_IBM_EQUIPMENT); - char *cpubus_speed, *pci_speed; - - prep_ibm_cpuinfo(m); - - /* report amount and type of L2 cache present */ - seq_printf(m, "l2 cache\t: "); - if ((equip_reg & 0x1) == 0) { - switch ((equip_reg & 0xc) >> 2) { - case 0x0: - seq_printf(m, "128KiB look-aside 2-way write-through\n"); - break; - case 0x1: - seq_printf(m, "512KiB look-aside direct-mapped write-back\n"); - break; - case 0x2: - seq_printf(m, "256KiB look-aside 2-way write-through\n"); - break; - case 0x3: - seq_printf(m, "256KiB look-aside direct-mapped write-back\n"); - break; - } - } else { - seq_printf(m, "not present\n"); - } - - /* report bus speeds because we can */ - if ((equip_reg & 0x80) == 0) { - switch ((equip_reg & 0x30) >> 4) { - case 0x1: - cpubus_speed = "50"; - pci_speed = "25"; - break; - case 0x3: - cpubus_speed = "66"; - pci_speed = "33"; - break; - default: - cpubus_speed = "unknown"; - pci_speed = "unknown"; - break; - } - } else { - switch ((equip_reg & 0x30) >> 4) { - case 0x1: - cpubus_speed = "25"; - pci_speed = "25"; - break; - case 0x2: - cpubus_speed = "60"; - pci_speed = "30"; - break; - case 0x3: - cpubus_speed = "33"; - pci_speed = "33"; - break; - default: - cpubus_speed = "unknown"; - pci_speed = "unknown"; - break; - } - } - seq_printf(m, "60x bus\t\t: %sMHz\n", cpubus_speed); - seq_printf(m, "pci bus\t\t: %sMHz\n", pci_speed); - - return 0; -} - -static int __prep -prep_carolina_cpuinfo(struct seq_file *m) -{ - unsigned int equip_reg = inb(PREP_IBM_EQUIPMENT); - - prep_ibm_cpuinfo(m); - - /* report amount and type of L2 cache present */ - seq_printf(m, "l2 cache\t: "); - if ((equip_reg & 0x1) == 0) { - unsigned int l2_reg = inb(PREP_IBM_L2INFO); - - /* L2 size */ - if ((l2_reg & 0x60) == 0) - seq_printf(m, "256KiB"); - else if ((l2_reg & 0x60) == 0x20) - seq_printf(m, "512KiB"); - else - seq_printf(m, "unknown size"); - - /* L2 type */ - if ((l2_reg & 0x3) == 0) - seq_printf(m, ", async"); - else if ((l2_reg & 0x3) == 1) - seq_printf(m, ", sync"); - else - seq_printf(m, ", unknown type"); - - seq_printf(m, "\n"); - } else { - seq_printf(m, "not present\n"); - } - - return 0; -} - -static int __prep -prep_tiger1_cpuinfo(struct seq_file *m) -{ - unsigned int l2_reg = inb(PREP_IBM_L2INFO); - - prep_ibm_cpuinfo(m); - - /* report amount and type of L2 cache present */ - seq_printf(m, "l2 cache\t: "); - if ((l2_reg & 0xf) == 0xf) { - seq_printf(m, "not present\n"); - } else { - if (l2_reg & 0x8) - seq_printf(m, "async, "); - else - seq_printf(m, "sync burst, "); - - if (l2_reg & 0x4) - seq_printf(m, "parity, "); - else - seq_printf(m, "no parity, "); - - switch (l2_reg & 0x3) { - case 0x0: - seq_printf(m, "256KiB\n"); - break; - case 0x1: - seq_printf(m, "512KiB\n"); - break; - case 0x2: - seq_printf(m, "1MiB\n"); - break; - default: - seq_printf(m, "unknown size\n"); - break; - } - } - - return 0; -} - - -/* Used by all Motorola PReP */ -static int __prep -prep_mot_cpuinfo(struct seq_file *m) -{ - unsigned int cachew = *((unsigned char *)CACHECRBA); - - seq_printf(m, "machine\t\t: PReP %s\n", Motherboard_map_name); - - /* report amount and type of L2 cache present */ - seq_printf(m, "l2 cache\t: "); - switch (cachew & L2CACHE_MASK) { - case L2CACHE_512KB: - seq_printf(m, "512KiB"); - break; - case L2CACHE_256KB: - seq_printf(m, "256KiB"); - break; - case L2CACHE_1MB: - seq_printf(m, "1MiB"); - break; - case L2CACHE_NONE: - seq_printf(m, "none\n"); - goto no_l2; - break; - default: - seq_printf(m, "%x\n", cachew); - } - - seq_printf(m, ", parity %s", - (cachew & L2CACHE_PARITY)? "enabled" : "disabled"); - - seq_printf(m, " SRAM:"); - - switch ( ((cachew & 0xf0) >> 4) & ~(0x3) ) { - case 1: seq_printf(m, "synchronous, parity, flow-through\n"); - break; - case 2: seq_printf(m, "asynchronous, no parity\n"); - break; - case 3: seq_printf(m, "asynchronous, parity\n"); - break; - default:seq_printf(m, "synchronous, pipelined, no parity\n"); - break; - } - -no_l2: - /* print info about SIMMs */ - if (have_residual_data) { - int i; - seq_printf(m, "simms\t\t: "); - for (i = 0; (res->ActualNumMemories) && (i < MAX_MEMS); i++) { - if (res->Memories[i].SIMMSize != 0) - seq_printf(m, "%d:%ldM ", i, - (res->Memories[i].SIMMSize > 1024) ? - res->Memories[i].SIMMSize>>20 : - res->Memories[i].SIMMSize); - } - seq_printf(m, "\n"); - } - - return 0; -} - -static void __prep -prep_restart(char *cmd) -{ -#define PREP_SP92 0x92 /* Special Port 92 */ - local_irq_disable(); /* no interrupts */ - - /* set exception prefix high - to the prom */ - _nmask_and_or_msr(0, MSR_IP); - - /* make sure bit 0 (reset) is a 0 */ - outb( inb(PREP_SP92) & ~1L , PREP_SP92); - /* signal a reset to system control port A - soft reset */ - outb( inb(PREP_SP92) | 1 , PREP_SP92); - - while ( 1 ) ; - /* not reached */ -#undef PREP_SP92 -} - -static void __prep -prep_halt(void) -{ - local_irq_disable(); /* no interrupts */ - - /* set exception prefix high - to the prom */ - _nmask_and_or_msr(0, MSR_IP); - - while ( 1 ) ; - /* not reached */ -} - -/* Carrera is the power manager in the Thinkpads. Unfortunately not much is - * known about it, so we can't power down. - */ -static void __prep -prep_carrera_poweroff(void) -{ - prep_halt(); -} - -/* - * On most IBM PReP's, power management is handled by a Signetics 87c750 - * behind the Utah component on the ISA bus. To access the 750 you must write - * a series of nibbles to port 0x82a (decoded by the Utah). This is described - * somewhat in the IBM Carolina Technical Specification. - * -Hollis - */ -static void __prep -utah_sig87c750_setbit(unsigned int bytenum, unsigned int bitnum, int value) -{ - /* - * byte1: 0 0 0 1 0 d a5 a4 - * byte2: 0 0 0 1 a3 a2 a1 a0 - * - * d = the bit's value, enabled or disabled - * (a5 a4 a3) = the byte number, minus 20 - * (a2 a1 a0) = the bit number - * - * example: set the 5th bit of byte 21 (21.5) - * a5 a4 a3 = 001 (byte 1) - * a2 a1 a0 = 101 (bit 5) - * - * byte1 = 0001 0100 (0x14) - * byte2 = 0001 1101 (0x1d) - */ - unsigned char byte1=0x10, byte2=0x10; - - /* the 750's '20.0' is accessed as '0.0' through Utah (which adds 20) */ - bytenum -= 20; - - byte1 |= (!!value) << 2; /* set d */ - byte1 |= (bytenum >> 1) & 0x3; /* set a5, a4 */ - - byte2 |= (bytenum & 0x1) << 3; /* set a3 */ - byte2 |= bitnum & 0x7; /* set a2, a1, a0 */ - - outb(byte1, PREP_IBM_PM1); /* first nibble */ - mb(); - udelay(100); /* important: let controller recover */ - - outb(byte2, PREP_IBM_PM1); /* second nibble */ - mb(); - udelay(100); /* important: let controller recover */ -} - -static void __prep -prep_sig750_poweroff(void) -{ - /* tweak the power manager found in most IBM PRePs (except Thinkpads) */ - - local_irq_disable(); - /* set exception prefix high - to the prom */ - _nmask_and_or_msr(0, MSR_IP); - - utah_sig87c750_setbit(21, 5, 1); /* set bit 21.5, "PMEXEC_OFF" */ - - while (1) ; - /* not reached */ -} - -static int __prep -prep_show_percpuinfo(struct seq_file *m, int i) -{ - /* PREP's without residual data will give incorrect values here */ - seq_printf(m, "clock\t\t: "); - if (have_residual_data) - seq_printf(m, "%ldMHz\n", - (res->VitalProductData.ProcessorHz > 1024) ? - res->VitalProductData.ProcessorHz / 1000000 : - res->VitalProductData.ProcessorHz); - else - seq_printf(m, "???\n"); - - return 0; -} - -#ifdef CONFIG_SOUND_CS4232 -static long __init masktoint(unsigned int i) -{ - int t = -1; - while (i >> ++t) - ; - return (t-1); -} - -/* - * ppc_cs4232_dma and ppc_cs4232_dma2 are used in include/asm/dma.h - * to distinguish sound dma-channels from others. This is because - * blocksize on 16 bit dma-channels 5,6,7 is 128k, but - * the cs4232.c uses 64k like on 8 bit dma-channels 0,1,2,3 - */ - -static void __init prep_init_sound(void) -{ - PPC_DEVICE *audiodevice = NULL; - - /* - * Get the needed resource informations from residual data. - * - */ - if (have_residual_data) - audiodevice = residual_find_device(~0, NULL, - MultimediaController, AudioController, -1, 0); - - if (audiodevice != NULL) { - PnP_TAG_PACKET *pkt; - - pkt = PnP_find_packet((unsigned char *)&res->DevicePnPHeap[audiodevice->AllocatedOffset], - S5_Packet, 0); - if (pkt != NULL) - ppc_cs4232_dma = masktoint(pkt->S5_Pack.DMAMask); - pkt = PnP_find_packet((unsigned char*)&res->DevicePnPHeap[audiodevice->AllocatedOffset], - S5_Packet, 1); - if (pkt != NULL) - ppc_cs4232_dma2 = masktoint(pkt->S5_Pack.DMAMask); - } - - /* - * These are the PReP specs' defaults for the cs4231. We use these - * as fallback incase we don't have residual data. - * At least the IBM Thinkpad 850 with IDE DMA Channels at 6 and 7 - * will use the other values. - */ - if (audiodevice == NULL) { - switch (_prep_type) { - case _PREP_IBM: - ppc_cs4232_dma = 1; - ppc_cs4232_dma2 = -1; - break; - default: - ppc_cs4232_dma = 6; - ppc_cs4232_dma2 = 7; - } - } - - /* - * Find a way to push these informations to the cs4232 driver - * Give it out with printk, when not in cmd_line? - * Append it to cmd_line and saved_command_line? - * Format is cs4232=io,irq,dma,dma2 - */ -} -#endif /* CONFIG_SOUND_CS4232 */ - -/* - * Fill out screen_info according to the residual data. This allows us to use - * at least vesafb. - */ -static void __init -prep_init_vesa(void) -{ -#if (defined(CONFIG_FB_VGA16) || defined(CONFIG_FB_VGA16_MODULE) || \ - defined(CONFIG_FB_VESA)) - PPC_DEVICE *vgadev = NULL; - - if (have_residual_data) - vgadev = residual_find_device(~0, NULL, DisplayController, - SVGAController, -1, 0); - - if (vgadev != NULL) { - PnP_TAG_PACKET *pkt; - - pkt = PnP_find_large_vendor_packet( - (unsigned char *)&res->DevicePnPHeap[vgadev->AllocatedOffset], - 0x04, 0); /* 0x04 = Display Tag */ - if (pkt != NULL) { - unsigned char *ptr = (unsigned char *)pkt; - - if (ptr[4]) { - /* graphics mode */ - screen_info.orig_video_isVGA = VIDEO_TYPE_VLFB; - - screen_info.lfb_depth = ptr[4] * 8; - - screen_info.lfb_width = swab16(*(short *)(ptr+6)); - screen_info.lfb_height = swab16(*(short *)(ptr+8)); - screen_info.lfb_linelength = swab16(*(short *)(ptr+10)); - - screen_info.lfb_base = swab32(*(long *)(ptr+12)); - screen_info.lfb_size = swab32(*(long *)(ptr+20)) / 65536; - } - } - } -#endif -} - -/* - * Set DBAT 2 to access 0x80000000 so early progress messages will work - */ -static __inline__ void -prep_set_bat(void) -{ - /* wait for all outstanding memory access to complete */ - mb(); - - /* setup DBATs */ - mtspr(SPRN_DBAT2U, 0x80001ffe); - mtspr(SPRN_DBAT2L, 0x8000002a); - - /* wait for updates */ - mb(); -} - -/* - * IBM 3-digit status LED - */ -static unsigned int ibm_statusled_base __prepdata; - -static void __prep -ibm_statusled_progress(char *s, unsigned short hex); - -static int __prep -ibm_statusled_panic(struct notifier_block *dummy1, unsigned long dummy2, - void * dummy3) -{ - ibm_statusled_progress(NULL, 0x505); /* SOS */ - return NOTIFY_DONE; -} - -static struct notifier_block ibm_statusled_block __prepdata = { - ibm_statusled_panic, - NULL, - INT_MAX /* try to do it first */ -}; - -static void __prep -ibm_statusled_progress(char *s, unsigned short hex) -{ - static int notifier_installed; - /* - * Progress uses 4 digits and we have only 3. So, we map 0xffff to - * 0xfff for display switch off. Out of range values are mapped to - * 0xeff, as I'm told 0xf00 and above are reserved for hardware codes. - * Install the panic notifier when the display is first switched off. - */ - if (hex == 0xffff) { - hex = 0xfff; - if (!notifier_installed) { - ++notifier_installed; - notifier_chain_register(&panic_notifier_list, - &ibm_statusled_block); - } - } - else - if (hex > 0xfff) - hex = 0xeff; - - mb(); - outw(hex, ibm_statusled_base); -} - -static void __init -ibm_statusled_init(void) -{ - /* - * The IBM 3-digit LED display is specified in the residual data - * as an operator panel device, type "System Status LED". Find - * that device and determine its address. We validate all the - * other parameters on the off-chance another, similar device - * exists. - */ - if (have_residual_data) { - PPC_DEVICE *led; - PnP_TAG_PACKET *pkt; - - led = residual_find_device(~0, NULL, SystemPeripheral, - OperatorPanel, SystemStatusLED, 0); - if (!led) - return; - - pkt = PnP_find_packet((unsigned char *) - &res->DevicePnPHeap[led->AllocatedOffset], S8_Packet, 0); - if (!pkt) - return; - - if (pkt->S8_Pack.IOInfo != ISAAddr16bit) - return; - if (*(unsigned short *)pkt->S8_Pack.RangeMin != - *(unsigned short *)pkt->S8_Pack.RangeMax) - return; - if (pkt->S8_Pack.IOAlign != 2) - return; - if (pkt->S8_Pack.IONum != 2) - return; - - ibm_statusled_base = ld_le16((unsigned short *) - (pkt->S8_Pack.RangeMin)); - ppc_md.progress = ibm_statusled_progress; - } -} - -static void __init -prep_setup_arch(void) -{ - unsigned char reg; - int is_ide=0; - - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000; - - /* Lookup PCI host bridges */ - prep_find_bridges(); - - /* Set up floppy in PS/2 mode */ - outb(0x09, SIO_CONFIG_RA); - reg = inb(SIO_CONFIG_RD); - reg = (reg & 0x3F) | 0x40; - outb(reg, SIO_CONFIG_RD); - outb(reg, SIO_CONFIG_RD); /* Have to write twice to change! */ - - switch ( _prep_type ) - { - case _PREP_IBM: - reg = inb(PREP_IBM_PLANAR); - printk(KERN_INFO "IBM planar ID: %02x", reg); - switch (reg) { - case PREP_IBM_SANDALFOOT: - prep_gen_enable_l2(); - setup_ibm_pci = prep_sandalfoot_setup_pci; - ppc_md.power_off = prep_sig750_poweroff; - ppc_md.show_cpuinfo = prep_sandalfoot_cpuinfo; - break; - case PREP_IBM_THINKPAD: - prep_gen_enable_l2(); - setup_ibm_pci = prep_thinkpad_setup_pci; - ppc_md.power_off = prep_carrera_poweroff; - ppc_md.show_cpuinfo = prep_thinkpad_cpuinfo; - break; - default: - if (have_residual_data) { - prep_gen_enable_l2(); - setup_ibm_pci = prep_residual_setup_pci; - ppc_md.power_off = prep_halt; - ppc_md.show_cpuinfo = prep_gen_cpuinfo; - break; - } - else - printk(" - unknown! Assuming Carolina"); - /* fall through */ - case PREP_IBM_CAROLINA_IDE_0: - case PREP_IBM_CAROLINA_IDE_1: - case PREP_IBM_CAROLINA_IDE_2: - case PREP_IBM_CAROLINA_IDE_3: - is_ide = 1; - case PREP_IBM_CAROLINA_SCSI_0: - case PREP_IBM_CAROLINA_SCSI_1: - case PREP_IBM_CAROLINA_SCSI_2: - case PREP_IBM_CAROLINA_SCSI_3: - prep_carolina_enable_l2(); - setup_ibm_pci = prep_carolina_setup_pci; - ppc_md.power_off = prep_sig750_poweroff; - ppc_md.show_cpuinfo = prep_carolina_cpuinfo; - break; - case PREP_IBM_TIGER1_133: - case PREP_IBM_TIGER1_166: - case PREP_IBM_TIGER1_180: - case PREP_IBM_TIGER1_xxx: - case PREP_IBM_TIGER1_333: - prep_carolina_enable_l2(); - setup_ibm_pci = prep_tiger1_setup_pci; - ppc_md.power_off = prep_sig750_poweroff; - ppc_md.show_cpuinfo = prep_tiger1_cpuinfo; - break; - } - printk("\n"); - - /* default root device */ - if (is_ide) - ROOT_DEV = MKDEV(IDE0_MAJOR, 3); - else - ROOT_DEV = MKDEV(SCSI_DISK0_MAJOR, 3); - - break; - case _PREP_Motorola: - prep_gen_enable_l2(); - ppc_md.power_off = prep_halt; - ppc_md.show_cpuinfo = prep_mot_cpuinfo; - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - break; - } - - /* Read in NVRAM data */ - init_prep_nvram(); - - /* if no bootargs, look in NVRAM */ - if ( cmd_line[0] == '\0' ) { - char *bootargs; - bootargs = prep_nvram_get_var("bootargs"); - if (bootargs != NULL) { - strcpy(cmd_line, bootargs); - /* again.. */ - strcpy(saved_command_line, cmd_line); - } - } - -#ifdef CONFIG_SOUND_CS4232 - prep_init_sound(); -#endif /* CONFIG_SOUND_CS4232 */ - - prep_init_vesa(); - - switch (_prep_type) { - case _PREP_Motorola: - raven_init(); - break; - case _PREP_IBM: - ibm_prep_init(); - break; - } - -#ifdef CONFIG_VGA_CONSOLE - /* vgacon.c needs to know where we mapped IO memory in io_block_mapping() */ - vgacon_remap_base = 0xf0000000; - conswitchp = &vga_con; -#endif -} - -/* - * First, see if we can get this information from the residual data. - * This is important on some IBM PReP systems. If we cannot, we let the - * TODC code handle doing this. - */ -static void __init -prep_calibrate_decr(void) -{ - if (have_residual_data) { - unsigned long freq, divisor = 4; - - if ( res->VitalProductData.ProcessorBusHz ) { - freq = res->VitalProductData.ProcessorBusHz; - printk("time_init: decrementer frequency = %lu.%.6lu MHz\n", - (freq/divisor)/1000000, - (freq/divisor)%1000000); - tb_to_us = mulhwu_scale_factor(freq/divisor, 1000000); - tb_ticks_per_jiffy = freq / HZ / divisor; - } - } - else - todc_calibrate_decr(); -} - -static unsigned int __prep -prep_irq_canonicalize(u_int irq) -{ - if (irq == 2) - { - return 9; - } - else - { - return irq; - } -} - -static void __init -prep_init_IRQ(void) -{ - int i; - unsigned int pci_viddid, pci_did; - - if (OpenPIC_Addr != NULL) { - openpic_init(NUM_8259_INTERRUPTS); - /* We have a cascade on OpenPIC IRQ 0, Linux IRQ 16 */ - openpic_hookup_cascade(NUM_8259_INTERRUPTS, "82c59 cascade", - i8259_irq); - } - for ( i = 0 ; i < NUM_8259_INTERRUPTS ; i++ ) - irq_desc[i].handler = &i8259_pic; - - if (have_residual_data) { - i8259_init(residual_isapic_addr()); - return; - } - - /* If we have a Raven PCI bridge or a Hawk PCI bridge / Memory - * controller, we poll (as they have a different int-ack address). */ - early_read_config_dword(NULL, 0, 0, PCI_VENDOR_ID, &pci_viddid); - pci_did = (pci_viddid & 0xffff0000) >> 16; - if (((pci_viddid & 0xffff) == PCI_VENDOR_ID_MOTOROLA) - && ((pci_did == PCI_DEVICE_ID_MOTOROLA_RAVEN) - || (pci_did == PCI_DEVICE_ID_MOTOROLA_HAWK))) - i8259_init(0); - else - /* PCI interrupt ack address given in section 6.1.8 of the - * PReP specification. */ - i8259_init(MPC10X_MAPA_PCI_INTACK_ADDR); -} - -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) -/* - * IDE stuff. - */ -static int __prep -prep_ide_default_irq(unsigned long base) -{ - switch (base) { - case 0x1f0: return 13; - case 0x170: return 13; - case 0x1e8: return 11; - case 0x168: return 10; - case 0xfff0: return 14; /* MCP(N)750 ide0 */ - case 0xffe0: return 15; /* MCP(N)750 ide1 */ - default: return 0; - } -} - -static unsigned long __prep -prep_ide_default_io_base(int index) -{ - switch (index) { - case 0: return 0x1f0; - case 1: return 0x170; - case 2: return 0x1e8; - case 3: return 0x168; - default: - return 0; - } -} -#endif - -#ifdef CONFIG_SMP -/* PReP (MTX) support */ -static int __init -smp_prep_probe(void) -{ - extern int mot_multi; - - if (mot_multi) { - openpic_request_IPIs(); - smp_hw_index[1] = 1; - return 2; - } - - return 1; -} - -static void __init -smp_prep_kick_cpu(int nr) -{ - *(unsigned long *)KERNELBASE = nr; - asm volatile("dcbf 0,%0"::"r"(KERNELBASE):"memory"); - printk("CPU1 released, waiting\n"); -} - -static void __init -smp_prep_setup_cpu(int cpu_nr) -{ - if (OpenPIC_Addr) - do_openpic_setup_cpu(); -} - -static struct smp_ops_t prep_smp_ops __prepdata = { - smp_openpic_message_pass, - smp_prep_probe, - smp_prep_kick_cpu, - smp_prep_setup_cpu, - .give_timebase = smp_generic_give_timebase, - .take_timebase = smp_generic_take_timebase, -}; -#endif /* CONFIG_SMP */ - -/* - * Setup the bat mappings we're going to load that cover - * the io areas. RAM was mapped by mapin_ram(). - * -- Cort - */ -static void __init -prep_map_io(void) -{ - io_block_mapping(0x80000000, PREP_ISA_IO_BASE, 0x10000000, _PAGE_IO); - io_block_mapping(0xf0000000, PREP_ISA_MEM_BASE, 0x08000000, _PAGE_IO); -} - -static int __init -prep_request_io(void) -{ - if (_machine == _MACH_prep) { -#ifdef CONFIG_NVRAM - request_region(PREP_NVRAM_AS0, 0x8, "nvram"); -#endif - request_region(0x00,0x20,"dma1"); - request_region(0x40,0x20,"timer"); - request_region(0x80,0x10,"dma page reg"); - request_region(0xc0,0x20,"dma2"); - } - - return 0; -} - -device_initcall(prep_request_io); - -void __init -prep_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ -#ifdef CONFIG_PREP_RESIDUAL - /* make a copy of residual data */ - if ( r3 ) { - memcpy((void *)res,(void *)(r3+KERNELBASE), - sizeof(RESIDUAL)); - } -#endif - - isa_io_base = PREP_ISA_IO_BASE; - isa_mem_base = PREP_ISA_MEM_BASE; - pci_dram_offset = PREP_PCI_DRAM_OFFSET; - ISA_DMA_THRESHOLD = 0x00ffffff; - DMA_MODE_READ = 0x44; - DMA_MODE_WRITE = 0x48; - - /* figure out what kind of prep workstation we are */ - if (have_residual_data) { - if ( !strncmp(res->VitalProductData.PrintableModel,"IBM",3) ) - _prep_type = _PREP_IBM; - else - _prep_type = _PREP_Motorola; - } - else { - /* assume motorola if no residual (netboot?) */ - _prep_type = _PREP_Motorola; - } - -#ifdef CONFIG_PREP_RESIDUAL - /* Switch off all residual data processing if the user requests it */ - if (strstr(cmd_line, "noresidual") != NULL) - res = NULL; -#endif - - /* Initialise progress early to get maximum benefit */ - prep_set_bat(); - ibm_statusled_init(); - - ppc_md.setup_arch = prep_setup_arch; - ppc_md.show_percpuinfo = prep_show_percpuinfo; - ppc_md.show_cpuinfo = NULL; /* set in prep_setup_arch() */ - ppc_md.irq_canonicalize = prep_irq_canonicalize; - ppc_md.init_IRQ = prep_init_IRQ; - /* this gets changed later on if we have an OpenPIC -- Cort */ - ppc_md.get_irq = i8259_irq; - - ppc_md.phys_mem_access_prot = pci_phys_mem_access_prot; - - ppc_md.restart = prep_restart; - ppc_md.power_off = NULL; /* set in prep_setup_arch() */ - ppc_md.halt = prep_halt; - - ppc_md.nvram_read_val = prep_nvram_read_val; - ppc_md.nvram_write_val = prep_nvram_write_val; - - ppc_md.time_init = todc_time_init; - if (_prep_type == _PREP_IBM) { - ppc_md.rtc_read_val = todc_mc146818_read_val; - ppc_md.rtc_write_val = todc_mc146818_write_val; - TODC_INIT(TODC_TYPE_MC146818, RTC_PORT(0), NULL, RTC_PORT(1), - 8); - } else { - TODC_INIT(TODC_TYPE_MK48T59, PREP_NVRAM_AS0, PREP_NVRAM_AS1, - PREP_NVRAM_DATA, 8); - } - - ppc_md.calibrate_decr = prep_calibrate_decr; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - - ppc_md.setup_io_mappings = prep_map_io; - -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) - ppc_ide_md.default_irq = prep_ide_default_irq; - ppc_ide_md.default_io_base = prep_ide_default_io_base; -#endif - -#ifdef CONFIG_SMP - ppc_md.smp_ops = &prep_smp_ops; -#endif /* CONFIG_SMP */ -} diff --git a/arch/ppc/platforms/prpmc750.c b/arch/ppc/platforms/prpmc750.c deleted file mode 100644 index 24ae1caafc6..00000000000 --- a/arch/ppc/platforms/prpmc750.c +++ /dev/null @@ -1,365 +0,0 @@ -/* - * arch/ppc/platforms/prpmc750_setup.c - * - * Board setup routines for Motorola PrPMC750 - * - * Author: Matt Porter <mporter@mvista.com> - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/types.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/ide.h> -#include <linux/root_dev.h> -#include <linux/slab.h> -#include <linux/serial_reg.h> - -#include <asm/byteorder.h> -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/machdep.h> -#include <asm/pci-bridge.h> -#include <asm/uaccess.h> -#include <asm/time.h> -#include <asm/open_pic.h> -#include <asm/bootinfo.h> -#include <asm/hawk.h> - -#include "prpmc750.h" - -extern unsigned long loops_per_jiffy; - -extern void gen550_progress(char *, unsigned short); - -static u_char prpmc750_openpic_initsenses[] __initdata = -{ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_HOSTINT0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_UART */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_DEBUGINT */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_HAWK_WDT */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_UNUSED */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_ABORT */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_HOSTINT1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_HOSTINT2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_HOSTINT3 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_PMC_INTA */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_PMC_INTB */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_PMC_INTC */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_PMC_INTD */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_UNUSED */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_UNUSED */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC750_INT_UNUSED */ -}; - -/* - * Motorola PrPMC750/PrPMC800 in PrPMCBASE or PrPMC-Carrier - * Combined irq tables. Only Base has IDSEL 14, only Carrier has 21 and 22. - */ -static inline int -prpmc_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {12, 0, 0, 0}, /* IDSEL 14 - Ethernet, base */ - {0, 0, 0, 0}, /* IDSEL 15 - unused */ - {10, 11, 12, 9}, /* IDSEL 16 - PMC A1, PMC1 */ - {10, 11, 12, 9}, /* IDSEL 17 - PrPMC-A-B, PMC2-B */ - {11, 12, 9, 10}, /* IDSEL 18 - PMC A1-B, PMC1-B */ - {0, 0, 0, 0}, /* IDSEL 19 - unused */ - {9, 10, 11, 12}, /* IDSEL 20 - P2P Bridge */ - {11, 12, 9, 10}, /* IDSEL 21 - PMC A2, carrier */ - {12, 9, 10, 11}, /* IDSEL 22 - PMC A2-B, carrier */ - }; - const long min_idsel = 14, max_idsel = 22, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -}; - -static void __init prpmc750_pcibios_fixup(void) -{ - struct pci_dev *dev; - unsigned short wtmp; - - /* - * Kludge to clean up after PPC6BUG which doesn't - * configure the CL5446 VGA card. Also the - * resource subsystem doesn't fixup the - * PCI mem resources on the CL5446. - */ - if ((dev = pci_get_device(PCI_VENDOR_ID_CIRRUS, - PCI_DEVICE_ID_CIRRUS_5446, 0))) { - dev->resource[0].start += PRPMC750_PCI_PHY_MEM_OFFSET; - dev->resource[0].end += PRPMC750_PCI_PHY_MEM_OFFSET; - pci_read_config_word(dev, PCI_COMMAND, &wtmp); - pci_write_config_word(dev, PCI_COMMAND, wtmp | 3); - /* Enable Color mode in MISC reg */ - outb(0x03, 0x3c2); - /* Select DRAM config reg */ - outb(0x0f, 0x3c4); - /* Set proper DRAM config */ - outb(0xdf, 0x3c5); - pci_dev_put(dev); - } -} - -void __init prpmc750_find_bridges(void) -{ - struct pci_controller *hose; - - hose = pcibios_alloc_controller(); - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - hose->io_base_virt = (void *)PRPMC750_ISA_IO_BASE; - hose->pci_mem_offset = PRPMC750_PCI_PHY_MEM_OFFSET; - - pci_init_resource(&hose->io_resource, - PRPMC750_PCI_IO_START, - PRPMC750_PCI_IO_END, - IORESOURCE_IO, "PCI host bridge"); - - pci_init_resource(&hose->mem_resources[0], - PRPMC750_PROC_PCI_MEM_START, - PRPMC750_PROC_PCI_MEM_END, - IORESOURCE_MEM, "PCI host bridge"); - - hose->io_space.start = PRPMC750_PCI_IO_START; - hose->io_space.end = PRPMC750_PCI_IO_END; - hose->mem_space.start = PRPMC750_PCI_MEM_START; - hose->mem_space.end = PRPMC750_PCI_MEM_END - HAWK_MPIC_SIZE; - - if (hawk_init(hose, PRPMC750_HAWK_PPC_REG_BASE, - PRPMC750_PROC_PCI_MEM_START, - PRPMC750_PROC_PCI_MEM_END - HAWK_MPIC_SIZE, - PRPMC750_PROC_PCI_IO_START, PRPMC750_PROC_PCI_IO_END, - PRPMC750_PROC_PCI_MEM_END - HAWK_MPIC_SIZE + 1) - != 0) { - printk(KERN_CRIT "Could not initialize host bridge\n"); - } - - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - ppc_md.pcibios_fixup = prpmc750_pcibios_fixup; - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = prpmc_map_irq; -} -static int prpmc750_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "machine\t\t: PrPMC750\n"); - - return 0; -} - -static void __init prpmc750_setup_arch(void) -{ - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000 / HZ; - - /* Lookup PCI host bridges */ - prpmc750_find_bridges(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - OpenPIC_InitSenses = prpmc750_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof(prpmc750_openpic_initsenses); - - printk(KERN_INFO "Port by MontaVista Software, Inc. " - "(source@mvista.com)\n"); -} - -/* - * Compute the PrPMC750's bus speed using the baud clock as a - * reference. - */ -static unsigned long __init prpmc750_get_bus_speed(void) -{ - unsigned long tbl_start, tbl_end; - unsigned long current_state, old_state, bus_speed; - unsigned char lcr, dll, dlm; - int baud_divisor, count; - - /* Read the UART's baud clock divisor */ - lcr = readb(PRPMC750_SERIAL_0_LCR); - writeb(lcr | UART_LCR_DLAB, PRPMC750_SERIAL_0_LCR); - dll = readb(PRPMC750_SERIAL_0_DLL); - dlm = readb(PRPMC750_SERIAL_0_DLM); - writeb(lcr & ~UART_LCR_DLAB, PRPMC750_SERIAL_0_LCR); - baud_divisor = (dlm << 8) | dll; - - /* - * Use the baud clock divisor and base baud clock - * to determine the baud rate and use that as - * the number of baud clock edges we use for - * the time base sample. Make it half the baud - * rate. - */ - count = PRPMC750_BASE_BAUD / (baud_divisor * 16); - - /* Find the first edge of the baud clock */ - old_state = readb(PRPMC750_STATUS_REG) & PRPMC750_BAUDOUT_MASK; - do { - current_state = readb(PRPMC750_STATUS_REG) & - PRPMC750_BAUDOUT_MASK; - } while (old_state == current_state); - - old_state = current_state; - - /* Get the starting time base value */ - tbl_start = get_tbl(); - - /* - * Loop until we have found a number of edges equal - * to half the count (half the baud rate) - */ - do { - do { - current_state = readb(PRPMC750_STATUS_REG) & - PRPMC750_BAUDOUT_MASK; - } while (old_state == current_state); - old_state = current_state; - } while (--count); - - /* Get the ending time base value */ - tbl_end = get_tbl(); - - /* Compute bus speed */ - bus_speed = (tbl_end - tbl_start) * 128; - - return bus_speed; -} - -static void __init prpmc750_calibrate_decr(void) -{ - unsigned long freq; - int divisor = 4; - - freq = prpmc750_get_bus_speed(); - - tb_ticks_per_jiffy = freq / (HZ * divisor); - tb_to_us = mulhwu_scale_factor(freq / divisor, 1000000); -} - -static void prpmc750_restart(char *cmd) -{ - local_irq_disable(); - writeb(PRPMC750_MODRST_MASK, PRPMC750_MODRST_REG); - while (1) ; -} - -static void prpmc750_halt(void) -{ - local_irq_disable(); - while (1) ; -} - -static void prpmc750_power_off(void) -{ - prpmc750_halt(); -} - -static void __init prpmc750_init_IRQ(void) -{ - openpic_init(0); -} - -/* - * Set BAT 3 to map 0xf0000000 to end of physical memory space. - */ -static __inline__ void prpmc750_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT1U, 0xf0001ffe); - mtspr(SPRN_DBAT1L, 0xf000002a); - mb(); -} - -/* - * We need to read the Falcon/Hawk memory controller - * to properly determine this value - */ -static unsigned long __init prpmc750_find_end_of_memory(void) -{ - /* Read the memory size from the Hawk SMC */ - return hawk_get_mem_size(PRPMC750_HAWK_SMC_BASE); -} - -static void __init prpmc750_map_io(void) -{ - io_block_mapping(PRPMC750_ISA_IO_BASE, PRPMC750_ISA_IO_BASE, - 0x10000000, _PAGE_IO); -#if 0 - io_block_mapping(0xf0000000, 0xc0000000, 0x08000000, _PAGE_IO); -#endif - io_block_mapping(0xf8000000, 0xf8000000, 0x08000000, _PAGE_IO); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* Cover the Hawk registers with a BAT */ - prpmc750_set_bat(); - - isa_io_base = PRPMC750_ISA_IO_BASE; - isa_mem_base = PRPMC750_ISA_MEM_BASE; - pci_dram_offset = PRPMC750_PCI_DRAM_OFFSET; - - ppc_md.setup_arch = prpmc750_setup_arch; - ppc_md.show_cpuinfo = prpmc750_show_cpuinfo; - ppc_md.init_IRQ = prpmc750_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - - ppc_md.find_end_of_memory = prpmc750_find_end_of_memory; - ppc_md.setup_io_mappings = prpmc750_map_io; - - ppc_md.restart = prpmc750_restart; - ppc_md.power_off = prpmc750_power_off; - ppc_md.halt = prpmc750_halt; - - /* PrPMC750 has no timekeeper part */ - ppc_md.time_init = NULL; - ppc_md.get_rtc_time = NULL; - ppc_md.set_rtc_time = NULL; - ppc_md.calibrate_decr = prpmc750_calibrate_decr; - -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.progress = gen550_progress; -#endif /* CONFIG_SERIAL_TEXT_DEBUG */ -} diff --git a/arch/ppc/platforms/prpmc750.h b/arch/ppc/platforms/prpmc750.h deleted file mode 100644 index 015b4f52c3e..00000000000 --- a/arch/ppc/platforms/prpmc750.h +++ /dev/null @@ -1,95 +0,0 @@ -/* - * include/asm-ppc/platforms/prpmc750.h - * - * Definitions for Motorola PrPMC750 board support - * - * Author: Matt Porter <mporter@mvista.com> - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_PRPMC750_H__ -#define __ASM_PRPMC750_H__ - -/* - * Due to limiations imposed by legacy hardware (primaryily IDE controllers), - * the PrPMC750 carrier board operates using a PReP address map. - * - * From Processor (physical) -> PCI: - * PCI Mem Space: 0xc0000000 - 0xfe000000 -> 0x00000000 - 0x3e000000 (768 MB) - * PCI I/O Space: 0x80000000 - 0x90000000 -> 0x00000000 - 0x10000000 (256 MB) - * Note: Must skip 0xfe000000-0xfe400000 for CONFIG_HIGHMEM/PKMAP area - * - * From PCI -> Processor (physical): - * System Memory: 0x80000000 -> 0x00000000 - */ - -#define PRPMC750_ISA_IO_BASE PREP_ISA_IO_BASE -#define PRPMC750_ISA_MEM_BASE PREP_ISA_MEM_BASE - -/* PCI Memory space mapping info */ -#define PRPMC750_PCI_MEM_SIZE 0x30000000U -#define PRPMC750_PROC_PCI_MEM_START PRPMC750_ISA_MEM_BASE -#define PRPMC750_PROC_PCI_MEM_END (PRPMC750_PROC_PCI_MEM_START + \ - PRPMC750_PCI_MEM_SIZE - 1) -#define PRPMC750_PCI_MEM_START 0x00000000U -#define PRPMC750_PCI_MEM_END (PRPMC750_PCI_MEM_START + \ - PRPMC750_PCI_MEM_SIZE - 1) - -/* PCI I/O space mapping info */ -#define PRPMC750_PCI_IO_SIZE 0x10000000U -#define PRPMC750_PROC_PCI_IO_START PRPMC750_ISA_IO_BASE -#define PRPMC750_PROC_PCI_IO_END (PRPMC750_PROC_PCI_IO_START + \ - PRPMC750_PCI_IO_SIZE - 1) -#define PRPMC750_PCI_IO_START 0x00000000U -#define PRPMC750_PCI_IO_END (PRPMC750_PCI_IO_START + \ - PRPMC750_PCI_IO_SIZE - 1) - -/* System memory mapping info */ -#define PRPMC750_PCI_DRAM_OFFSET PREP_PCI_DRAM_OFFSET -#define PRPMC750_PCI_PHY_MEM_OFFSET (PRPMC750_ISA_MEM_BASE-PRPMC750_PCI_MEM_START) - -/* Register address definitions */ -#define PRPMC750_HAWK_SMC_BASE 0xfef80000U -#define PRPMC750_HAWK_PPC_REG_BASE 0xfeff0000U - -#define PRPMC750_BASE_BAUD 1843200 -#define PRPMC750_SERIAL_0 0xfef88000 -#define PRPMC750_SERIAL_0_DLL (PRPMC750_SERIAL_0 + (UART_DLL << 4)) -#define PRPMC750_SERIAL_0_DLM (PRPMC750_SERIAL_0 + (UART_DLM << 4)) -#define PRPMC750_SERIAL_0_LCR (PRPMC750_SERIAL_0 + (UART_LCR << 4)) - -#define PRPMC750_STATUS_REG 0xfef88080 -#define PRPMC750_BAUDOUT_MASK 0x02 -#define PRPMC750_MONARCH_MASK 0x01 - -#define PRPMC750_MODRST_REG 0xfef880a0 -#define PRPMC750_MODRST_MASK 0x01 - -#define PRPMC750_PIRQ_REG 0xfef880b0 -#define PRPMC750_SEL1_MASK 0x02 -#define PRPMC750_SEL0_MASK 0x01 - -#define PRPMC750_TBEN_REG 0xfef880c0 -#define PRPMC750_TBEN_MASK 0x01 - -/* UART Defines. */ -#define RS_TABLE_SIZE 4 - -/* Rate for the 1.8432 Mhz clock for the onboard serial chip */ -#define BASE_BAUD (PRPMC750_BASE_BAUD / 16) - -#define STD_COM_FLAGS ASYNC_BOOT_AUTOCONF - -#define SERIAL_PORT_DFNS \ - { 0, BASE_BAUD, PRPMC750_SERIAL_0, 1, STD_COM_FLAGS, \ - iomem_base: (unsigned char *)PRPMC750_SERIAL_0, \ - iomem_reg_shift: 4, \ - io_type: SERIAL_IO_MEM } /* ttyS0 */ - -#endif /* __ASM_PRPMC750_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/prpmc800.c b/arch/ppc/platforms/prpmc800.c deleted file mode 100644 index 8b09fa69b35..00000000000 --- a/arch/ppc/platforms/prpmc800.c +++ /dev/null @@ -1,477 +0,0 @@ -/* - * arch/ppc/platforms/prpmc800.c - * - * Author: Dale Farnsworth <dale.farnsworth@mvista.com> - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/types.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/seq_file.h> -#include <linux/ide.h> -#include <linux/root_dev.h> -#include <linux/harrier_defs.h> - -#include <asm/byteorder.h> -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/machdep.h> -#include <asm/time.h> -#include <asm/pci-bridge.h> -#include <asm/open_pic.h> -#include <asm/bootinfo.h> -#include <asm/harrier.h> - -#include "prpmc800.h" - -#define HARRIER_REVI_REG (PRPMC800_HARRIER_XCSR_BASE+HARRIER_REVI_OFF) -#define HARRIER_UCTL_REG (PRPMC800_HARRIER_XCSR_BASE+HARRIER_UCTL_OFF) -#define HARRIER_MISC_CSR_REG (PRPMC800_HARRIER_XCSR_BASE+HARRIER_MISC_CSR_OFF) -#define HARRIER_IFEVP_REG (PRPMC800_HARRIER_MPIC_BASE+HARRIER_MPIC_IFEVP_OFF) -#define HARRIER_IFEDE_REG (PRPMC800_HARRIER_MPIC_BASE+HARRIER_MPIC_IFEDE_OFF) -#define HARRIER_FEEN_REG (PRPMC800_HARRIER_XCSR_BASE+HARRIER_FEEN_OFF) -#define HARRIER_FEMA_REG (PRPMC800_HARRIER_XCSR_BASE+HARRIER_FEMA_OFF) - -#define HARRIER_VENI_REG (PRPMC800_HARRIER_XCSR_BASE + HARRIER_VENI_OFF) -#define HARRIER_MISC_CSR (PRPMC800_HARRIER_XCSR_BASE + \ - HARRIER_MISC_CSR_OFF) - -#define MONARCH (monarch != 0) -#define NON_MONARCH (monarch == 0) - -extern int mpic_init(void); -extern unsigned long loops_per_jiffy; -extern void gen550_progress(char *, unsigned short); - -static int monarch = 0; -static int found_self = 0; -static int self = 0; - -static u_char prpmc800_openpic_initsenses[] __initdata = -{ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_HOSTINT0 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_UNUSED */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_DEBUGINT */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_HARRIER_WDT */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_UNUSED */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_UNUSED */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_HOSTINT1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_HOSTINT2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_HOSTINT3 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_PMC_INTA */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_PMC_INTB */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_PMC_INTC */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_PMC_INTD */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_UNUSED */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_UNUSED */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_UNUSED */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* PRPMC800_INT_HARRIER_INT (UARTS, ABORT, DMA) */ -}; - -/* - * Motorola PrPMC750/PrPMC800 in PrPMCBASE or PrPMC-Carrier - * Combined irq tables. Only Base has IDSEL 14, only Carrier has 21 and 22. - */ -static inline int -prpmc_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {12, 0, 0, 0}, /* IDSEL 14 - Ethernet, base */ - {0, 0, 0, 0}, /* IDSEL 15 - unused */ - {10, 11, 12, 9}, /* IDSEL 16 - PMC A1, PMC1 */ - {10, 11, 12, 9}, /* IDSEL 17 - PrPMC-A-B, PMC2-B */ - {11, 12, 9, 10}, /* IDSEL 18 - PMC A1-B, PMC1-B */ - {0, 0, 0, 0}, /* IDSEL 19 - unused */ - {9, 10, 11, 12}, /* IDSEL 20 - P2P Bridge */ - {11, 12, 9, 10}, /* IDSEL 21 - PMC A2, carrier */ - {12, 9, 10, 11}, /* IDSEL 22 - PMC A2-B, carrier */ - }; - const long min_idsel = 14, max_idsel = 22, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -}; - -static int -prpmc_read_config_dword(struct pci_controller *hose, u8 bus, u8 devfn, - int offset, u32 * val) -{ - /* paranoia */ - if ((hose == NULL) || - (hose->cfg_addr == NULL) || (hose->cfg_data == NULL)) - return PCIBIOS_DEVICE_NOT_FOUND; - - out_be32(hose->cfg_addr, ((offset & 0xfc) << 24) | (devfn << 16) - | ((bus - hose->bus_offset) << 8) | 0x80); - *val = in_le32((u32 *) (hose->cfg_data + (offset & 3))); - - return PCIBIOS_SUCCESSFUL; -} - -#define HARRIER_PCI_VEND_DEV_ID (PCI_VENDOR_ID_MOTOROLA | \ - (PCI_DEVICE_ID_MOTOROLA_HARRIER << 16)) -static int prpmc_self(u8 bus, u8 devfn) -{ - /* - * Harriers always view themselves as being on bus 0. If we're not - * looking at bus 0, we're not going to find ourselves. - */ - if (bus != 0) - return PCIBIOS_DEVICE_NOT_FOUND; - else { - int result; - int val; - struct pci_controller *hose; - - hose = pci_bus_to_hose(bus); - - /* See if target device is a Harrier */ - result = prpmc_read_config_dword(hose, bus, devfn, - PCI_VENDOR_ID, &val); - if ((result != PCIBIOS_SUCCESSFUL) || - (val != HARRIER_PCI_VEND_DEV_ID)) - return PCIBIOS_DEVICE_NOT_FOUND; - - /* - * LBA bit is set if target Harrier == initiating Harrier - * (i.e. if we are reading our own PCI header). - */ - result = prpmc_read_config_dword(hose, bus, devfn, - HARRIER_LBA_OFF, &val); - if ((result != PCIBIOS_SUCCESSFUL) || - ((val & HARRIER_LBA_MSK) != HARRIER_LBA_MSK)) - return PCIBIOS_DEVICE_NOT_FOUND; - - /* It's us, save our location for later */ - self = devfn; - found_self = 1; - return PCIBIOS_SUCCESSFUL; - } -} - -static int prpmc_exclude_device(u8 bus, u8 devfn) -{ - /* - * Monarch is allowed to access all PCI devices. Non-monarch is - * only allowed to access its own Harrier. - */ - - if (MONARCH) - return PCIBIOS_SUCCESSFUL; - if (found_self) - if ((bus == 0) && (devfn == self)) - return PCIBIOS_SUCCESSFUL; - else - return PCIBIOS_DEVICE_NOT_FOUND; - else - return prpmc_self(bus, devfn); -} - -void __init prpmc800_find_bridges(void) -{ - struct pci_controller *hose; - int host_bridge; - - hose = pcibios_alloc_controller(); - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - - ppc_md.pci_exclude_device = prpmc_exclude_device; - ppc_md.pcibios_fixup = NULL; - ppc_md.pcibios_fixup_bus = NULL; - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = prpmc_map_irq; - - setup_indirect_pci(hose, - PRPMC800_PCI_CONFIG_ADDR, PRPMC800_PCI_CONFIG_DATA); - - /* Get host bridge vendor/dev id */ - - host_bridge = in_be32((uint *) (HARRIER_VENI_REG)); - - if (host_bridge != HARRIER_VEND_DEV_ID) { - printk(KERN_CRIT "Host bridge 0x%x not supported\n", - host_bridge); - return; - } - - monarch = in_be32((uint *) HARRIER_MISC_CSR) & HARRIER_SYSCON; - - printk(KERN_INFO "Running as %s.\n", - MONARCH ? "Monarch" : "Non-Monarch"); - - hose->io_space.start = PRPMC800_PCI_IO_START; - hose->io_space.end = PRPMC800_PCI_IO_END; - hose->io_base_virt = (void *)PRPMC800_ISA_IO_BASE; - hose->pci_mem_offset = PRPMC800_PCI_PHY_MEM_OFFSET; - - pci_init_resource(&hose->io_resource, - PRPMC800_PCI_IO_START, PRPMC800_PCI_IO_END, - IORESOURCE_IO, "PCI host bridge"); - - if (MONARCH) { - hose->mem_space.start = PRPMC800_PCI_MEM_START; - hose->mem_space.end = PRPMC800_PCI_MEM_END; - - pci_init_resource(&hose->mem_resources[0], - PRPMC800_PCI_MEM_START, - PRPMC800_PCI_MEM_END, - IORESOURCE_MEM, "PCI host bridge"); - - if (harrier_init(hose, - PRPMC800_HARRIER_XCSR_BASE, - PRPMC800_PROC_PCI_MEM_START, - PRPMC800_PROC_PCI_MEM_END, - PRPMC800_PROC_PCI_IO_START, - PRPMC800_PROC_PCI_IO_END, - PRPMC800_HARRIER_MPIC_BASE) != 0) - printk(KERN_CRIT "Could not initialize HARRIER " - "bridge\n"); - - harrier_release_eready(PRPMC800_HARRIER_XCSR_BASE); - harrier_wait_eready(PRPMC800_HARRIER_XCSR_BASE); - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - } else { - pci_init_resource(&hose->mem_resources[0], - PRPMC800_NM_PCI_MEM_START, - PRPMC800_NM_PCI_MEM_END, - IORESOURCE_MEM, "PCI host bridge"); - - hose->mem_space.start = PRPMC800_NM_PCI_MEM_START; - hose->mem_space.end = PRPMC800_NM_PCI_MEM_END; - - if (harrier_init(hose, - PRPMC800_HARRIER_XCSR_BASE, - PRPMC800_NM_PROC_PCI_MEM_START, - PRPMC800_NM_PROC_PCI_MEM_END, - PRPMC800_PROC_PCI_IO_START, - PRPMC800_PROC_PCI_IO_END, - PRPMC800_HARRIER_MPIC_BASE) != 0) - printk(KERN_CRIT "Could not initialize HARRIER " - "bridge\n"); - - harrier_setup_nonmonarch(PRPMC800_HARRIER_XCSR_BASE, - HARRIER_ITSZ_1MB); - harrier_release_eready(PRPMC800_HARRIER_XCSR_BASE); - } -} - -static int prpmc800_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "machine\t\t: PrPMC800\n"); - - return 0; -} - -static void __init prpmc800_setup_arch(void) -{ - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000 / HZ; - - /* Lookup PCI host bridges */ - prpmc800_find_bridges(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA2; -#endif - - printk(KERN_INFO "Port by MontaVista Software, Inc. " - "(source@mvista.com)\n"); -} - -/* - * Compute the PrPMC800's tbl frequency using the baud clock as a reference. - */ -static void __init prpmc800_calibrate_decr(void) -{ - unsigned long tbl_start, tbl_end; - unsigned long current_state, old_state, tb_ticks_per_second; - unsigned int count; - unsigned int harrier_revision; - - harrier_revision = readb(HARRIER_REVI_REG); - if (harrier_revision < 2) { - /* XTAL64 was broken in harrier revision 1 */ - printk(KERN_INFO "time_init: Harrier revision %d, assuming " - "100 Mhz bus\n", harrier_revision); - tb_ticks_per_second = 100000000 / 4; - tb_ticks_per_jiffy = tb_ticks_per_second / HZ; - tb_to_us = mulhwu_scale_factor(tb_ticks_per_second, 1000000); - return; - } - - /* - * The XTAL64 bit oscillates at the 1/64 the base baud clock - * Set count to XTAL64 cycles per second. Since we'll count - * half-cycles, we'll reach the count in half a second. - */ - count = PRPMC800_BASE_BAUD / 64; - - /* Find the first edge of the baud clock */ - old_state = readb(HARRIER_UCTL_REG) & HARRIER_XTAL64_MASK; - do { - current_state = readb(HARRIER_UCTL_REG) & HARRIER_XTAL64_MASK; - } while (old_state == current_state); - - old_state = current_state; - - /* Get the starting time base value */ - tbl_start = get_tbl(); - - /* - * Loop until we have found a number of edges (half-cycles) - * equal to the count (half a second) - */ - do { - do { - current_state = readb(HARRIER_UCTL_REG) & - HARRIER_XTAL64_MASK; - } while (old_state == current_state); - old_state = current_state; - } while (--count); - - /* Get the ending time base value */ - tbl_end = get_tbl(); - - /* We only counted for half a second, so double to get ticks/second */ - tb_ticks_per_second = (tbl_end - tbl_start) * 2; - tb_ticks_per_jiffy = tb_ticks_per_second / HZ; - tb_to_us = mulhwu_scale_factor(tb_ticks_per_second, 1000000); -} - -static void prpmc800_restart(char *cmd) -{ - ulong temp; - - local_irq_disable(); - temp = in_be32((uint *) HARRIER_MISC_CSR_REG); - temp |= HARRIER_RSTOUT; - out_be32((uint *) HARRIER_MISC_CSR_REG, temp); - while (1) ; -} - -static void prpmc800_halt(void) -{ - local_irq_disable(); - while (1) ; -} - -static void prpmc800_power_off(void) -{ - prpmc800_halt(); -} - -static void __init prpmc800_init_IRQ(void) -{ - OpenPIC_InitSenses = prpmc800_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof(prpmc800_openpic_initsenses); - - /* Setup external interrupt sources. */ - openpic_set_sources(0, 16, OpenPIC_Addr + 0x10000); - /* Setup internal UART interrupt source. */ - openpic_set_sources(16, 1, OpenPIC_Addr + 0x10200); - - /* Do the MPIC initialization based on the above settings. */ - openpic_init(0); - - /* enable functional exceptions for uarts and abort */ - out_8((u8 *) HARRIER_FEEN_REG, (HARRIER_FE_UA0 | HARRIER_FE_UA1)); - out_8((u8 *) HARRIER_FEMA_REG, ~(HARRIER_FE_UA0 | HARRIER_FE_UA1)); -} - -/* - * Set BAT 3 to map 0xf0000000 to end of physical memory space. - */ -static __inline__ void prpmc800_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT1U, 0xf0001ffe); - mtspr(SPRN_DBAT1L, 0xf000002a); - mb(); -} - -/* - * We need to read the Harrier memory controller - * to properly determine this value - */ -static unsigned long __init prpmc800_find_end_of_memory(void) -{ - /* Read the memory size from the Harrier XCSR */ - return harrier_get_mem_size(PRPMC800_HARRIER_XCSR_BASE); -} - -static void __init prpmc800_map_io(void) -{ - io_block_mapping(0x80000000, 0x80000000, 0x10000000, _PAGE_IO); - io_block_mapping(0xf0000000, 0xf0000000, 0x10000000, _PAGE_IO); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - prpmc800_set_bat(); - - isa_io_base = PRPMC800_ISA_IO_BASE; - isa_mem_base = PRPMC800_ISA_MEM_BASE; - pci_dram_offset = PRPMC800_PCI_DRAM_OFFSET; - - ppc_md.setup_arch = prpmc800_setup_arch; - ppc_md.show_cpuinfo = prpmc800_show_cpuinfo; - ppc_md.init_IRQ = prpmc800_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - - ppc_md.find_end_of_memory = prpmc800_find_end_of_memory; - ppc_md.setup_io_mappings = prpmc800_map_io; - - ppc_md.restart = prpmc800_restart; - ppc_md.power_off = prpmc800_power_off; - ppc_md.halt = prpmc800_halt; - - /* PrPMC800 has no timekeeper part */ - ppc_md.time_init = NULL; - ppc_md.get_rtc_time = NULL; - ppc_md.set_rtc_time = NULL; - ppc_md.calibrate_decr = prpmc800_calibrate_decr; -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.progress = gen550_progress; -#else /* !CONFIG_SERIAL_TEXT_DEBUG */ - ppc_md.progress = NULL; -#endif /* CONFIG_SERIAL_TEXT_DEBUG */ -} diff --git a/arch/ppc/platforms/prpmc800.h b/arch/ppc/platforms/prpmc800.h deleted file mode 100644 index e53ec9b42a3..00000000000 --- a/arch/ppc/platforms/prpmc800.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - * include/asm-ppc/platforms/prpmc800.h - * - * Definitions for Motorola PrPMC800 board support - * - * Author: Dale Farnsworth <dale.farnsworth@mvista.com> - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - /* - * From Processor to PCI: - * PCI Mem Space: 0x80000000 - 0xa0000000 -> 0x80000000 - 0xa0000000 (512 MB) - * PCI I/O Space: 0xfe400000 - 0xfeef0000 -> 0x00000000 - 0x00b00000 (11 MB) - * Note: Must skip 0xfe000000-0xfe400000 for CONFIG_HIGHMEM/PKMAP area - * - * From PCI to Processor: - * System Memory: 0x00000000 -> 0x00000000 - */ - -#ifndef __ASMPPC_PRPMC800_H -#define __ASMPPC_PRPMC800_H - -#define PRPMC800_PCI_CONFIG_ADDR 0xfe000cf8 -#define PRPMC800_PCI_CONFIG_DATA 0xfe000cfc - -#define PRPMC800_PROC_PCI_IO_START 0xfe400000U -#define PRPMC800_PROC_PCI_IO_END 0xfeefffffU -#define PRPMC800_PCI_IO_START 0x00000000U -#define PRPMC800_PCI_IO_END 0x00afffffU - -#define PRPMC800_PROC_PCI_MEM_START 0x80000000U -#define PRPMC800_PROC_PCI_MEM_END 0x9fffffffU -#define PRPMC800_PCI_MEM_START 0x80000000U -#define PRPMC800_PCI_MEM_END 0x9fffffffU - -#define PRPMC800_NM_PROC_PCI_MEM_START 0x40000000U -#define PRPMC800_NM_PROC_PCI_MEM_END 0xdfffffffU -#define PRPMC800_NM_PCI_MEM_START 0x40000000U -#define PRPMC800_NM_PCI_MEM_END 0xdfffffffU - -#define PRPMC800_PCI_DRAM_OFFSET 0x00000000U -#define PRPMC800_PCI_PHY_MEM_OFFSET 0x00000000U - -#define PRPMC800_ISA_IO_BASE PRPMC800_PROC_PCI_IO_START -#define PRPMC800_ISA_MEM_BASE 0x00000000U - -#define PRPMC800_HARRIER_XCSR_BASE HARRIER_DEFAULT_XCSR_BASE -#define PRPMC800_HARRIER_MPIC_BASE 0xff000000 - -#define PRPMC800_SERIAL_1 0xfeff00c0 - -#define PRPMC800_BASE_BAUD 1843200 - -/* - * interrupt vector number and priority for harrier internal interrupt - * sources - */ -#define PRPMC800_INT_IRQ 16 -#define PRPMC800_INT_PRI 15 - -/* UART Defines. */ -#define RS_TABLE_SIZE 4 - -/* Rate for the 1.8432 Mhz clock for the onboard serial chip */ -#define BASE_BAUD (PRPMC800_BASE_BAUD / 16) - -#define STD_COM_FLAGS ASYNC_BOOT_AUTOCONF - -/* UARTS are at IRQ 16 */ -#define STD_SERIAL_PORT_DFNS \ - { 0, BASE_BAUD, PRPMC800_SERIAL_1, 16, STD_COM_FLAGS, /* ttyS0 */\ - iomem_base: (unsigned char *)PRPMC800_SERIAL_1, \ - iomem_reg_shift: 0, \ - io_type: SERIAL_IO_MEM }, - -#define SERIAL_PORT_DFNS \ - STD_SERIAL_PORT_DFNS - -#endif /* __ASMPPC_PRPMC800_H */ diff --git a/arch/ppc/platforms/radstone_ppc7d.c b/arch/ppc/platforms/radstone_ppc7d.c deleted file mode 100644 index c30607a972d..00000000000 --- a/arch/ppc/platforms/radstone_ppc7d.c +++ /dev/null @@ -1,1500 +0,0 @@ -/* - * arch/ppc/platforms/radstone_ppc7d.c - * - * Board setup routines for the Radstone PPC7D boards. - * - * Author: James Chapman <jchapman@katalix.com> - * - * Based on code done by Rabeeh Khoury - rabeeh@galileo.co.il - * Based on code done by - Mark A. Greer <mgreer@mvista.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -/* Radstone PPC7D boards are rugged VME boards with PPC 7447A CPUs, - * Discovery-II, dual gigabit ethernet, dual PMC, USB, keyboard/mouse, - * 4 serial ports, 2 high speed serial ports (MPSCs) and optional - * SCSI / VGA. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/ide.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/serial.h> -#include <linux/tty.h> /* for linux/serial_core.h */ -#include <linux/serial_core.h> -#include <linux/mv643xx.h> -#include <linux/netdevice.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/time.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/prom.h> -#include <asm/smp.h> -#include <asm/vga.h> -#include <asm/open_pic.h> -#include <asm/i8259.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> -#include <asm/mpc10x.h> -#include <asm/pci-bridge.h> -#include <asm/mv64x60.h> -#include <asm/i8259.h> - -#include "radstone_ppc7d.h" - -#undef DEBUG - -#define PPC7D_RST_PIN 17 /* GPP17 */ - -extern u32 mv64360_irq_base; -extern spinlock_t rtc_lock; - -static struct mv64x60_handle bh; -static int ppc7d_has_alma; - -extern void gen550_progress(char *, unsigned short); -extern void gen550_init(int, struct uart_port *); - -/* FIXME - move to h file */ -extern int ds1337_do_command(int id, int cmd, void *arg); -#define DS1337_GET_DATE 0 -#define DS1337_SET_DATE 1 - -/* residual data */ -unsigned char __res[sizeof(bd_t)]; - -/***************************************************************************** - * Serial port code - *****************************************************************************/ - -#if defined(CONFIG_KGDB) || defined(CONFIG_SERIAL_TEXT_DEBUG) -static void __init ppc7d_early_serial_map(void) -{ -#if defined(CONFIG_SERIAL_MPSC_CONSOLE) - mv64x60_progress_init(CONFIG_MV64X60_NEW_BASE); -#elif defined(CONFIG_SERIAL_8250) - struct uart_port serial_req; - - /* Setup serial port access */ - memset(&serial_req, 0, sizeof(serial_req)); - serial_req.uartclk = UART_CLK; - serial_req.irq = 4; - serial_req.flags = STD_COM_FLAGS; - serial_req.iotype = SERIAL_IO_MEM; - serial_req.membase = (u_char *) PPC7D_SERIAL_0; - - gen550_init(0, &serial_req); - if (early_serial_setup(&serial_req) != 0) - printk(KERN_ERR "Early serial init of port 0 failed\n"); - - /* Assume early_serial_setup() doesn't modify serial_req */ - serial_req.line = 1; - serial_req.irq = 3; - serial_req.membase = (u_char *) PPC7D_SERIAL_1; - - gen550_init(1, &serial_req); - if (early_serial_setup(&serial_req) != 0) - printk(KERN_ERR "Early serial init of port 1 failed\n"); -#else -#error CONFIG_KGDB || CONFIG_SERIAL_TEXT_DEBUG has no supported CONFIG_SERIAL_XXX -#endif -} -#endif /* CONFIG_KGDB || CONFIG_SERIAL_TEXT_DEBUG */ - -/***************************************************************************** - * Low-level board support code - *****************************************************************************/ - -static unsigned long __init ppc7d_find_end_of_memory(void) -{ - bd_t *bp = (bd_t *) __res; - - if (bp->bi_memsize) - return bp->bi_memsize; - - return (256 * 1024 * 1024); -} - -static void __init ppc7d_map_io(void) -{ - /* remove temporary mapping */ - mtspr(SPRN_DBAT3U, 0x00000000); - mtspr(SPRN_DBAT3L, 0x00000000); - - io_block_mapping(0xe8000000, 0xe8000000, 0x08000000, _PAGE_IO); - io_block_mapping(0xfe000000, 0xfe000000, 0x02000000, _PAGE_IO); -} - -static void ppc7d_restart(char *cmd) -{ - u32 data; - - /* Disable GPP17 interrupt */ - data = mv64x60_read(&bh, MV64x60_GPP_INTR_MASK); - data &= ~(1 << PPC7D_RST_PIN); - mv64x60_write(&bh, MV64x60_GPP_INTR_MASK, data); - - /* Configure MPP17 as GPP */ - data = mv64x60_read(&bh, MV64x60_MPP_CNTL_2); - data &= ~(0x0000000f << 4); - mv64x60_write(&bh, MV64x60_MPP_CNTL_2, data); - - /* Enable pin GPP17 for output */ - data = mv64x60_read(&bh, MV64x60_GPP_IO_CNTL); - data |= (1 << PPC7D_RST_PIN); - mv64x60_write(&bh, MV64x60_GPP_IO_CNTL, data); - - /* Toggle GPP9 pin to reset the board */ - mv64x60_write(&bh, MV64x60_GPP_VALUE_CLR, 1 << PPC7D_RST_PIN); - mv64x60_write(&bh, MV64x60_GPP_VALUE_SET, 1 << PPC7D_RST_PIN); - - for (;;) ; /* Spin until reset happens */ - /* NOTREACHED */ -} - -static void ppc7d_power_off(void) -{ - u32 data; - - local_irq_disable(); - - /* Ensure that internal MV643XX watchdog is disabled. - * The Disco watchdog uses MPP17 on this hardware. - */ - data = mv64x60_read(&bh, MV64x60_MPP_CNTL_2); - data &= ~(0x0000000f << 4); - mv64x60_write(&bh, MV64x60_MPP_CNTL_2, data); - - data = mv64x60_read(&bh, MV64x60_WDT_WDC); - if (data & 0x80000000) { - mv64x60_write(&bh, MV64x60_WDT_WDC, 1 << 24); - mv64x60_write(&bh, MV64x60_WDT_WDC, 2 << 24); - } - - for (;;) ; /* No way to shut power off with software */ - /* NOTREACHED */ -} - -static void ppc7d_halt(void) -{ - ppc7d_power_off(); - /* NOTREACHED */ -} - -static unsigned long ppc7d_led_no_pulse; - -static int __init ppc7d_led_pulse_disable(char *str) -{ - ppc7d_led_no_pulse = 1; - return 1; -} - -/* This kernel option disables the heartbeat pulsing of a board LED */ -__setup("ledoff", ppc7d_led_pulse_disable); - -static void ppc7d_heartbeat(void) -{ - u32 data32; - u8 data8; - static int max706_wdog = 0; - - /* Unfortunately we can't access the LED control registers - * during early init because they're on the CPLD which is the - * other side of a PCI bridge which goes unreachable during - * PCI scan. So write the LEDs only if the MV64360 watchdog is - * enabled (i.e. userspace apps are running so kernel is up).. - */ - data32 = mv64x60_read(&bh, MV64x60_WDT_WDC); - if (data32 & 0x80000000) { - /* Enable MAX706 watchdog if not done already */ - if (!max706_wdog) { - outb(3, PPC7D_CPLD_RESET); - max706_wdog = 1; - } - - /* Hit the MAX706 watchdog */ - outb(0, PPC7D_CPLD_WATCHDOG_TRIG); - - /* Pulse LED DS219 if not disabled */ - if (!ppc7d_led_no_pulse) { - static int led_on = 0; - - data8 = inb(PPC7D_CPLD_LEDS); - if (led_on) - data8 &= ~PPC7D_CPLD_LEDS_DS219_MASK; - else - data8 |= PPC7D_CPLD_LEDS_DS219_MASK; - - outb(data8, PPC7D_CPLD_LEDS); - led_on = !led_on; - } - } - ppc_md.heartbeat_count = ppc_md.heartbeat_reset; -} - -static int ppc7d_show_cpuinfo(struct seq_file *m) -{ - u8 val; - u8 val1, val2; - static int flash_sizes[4] = { 64, 32, 0, 16 }; - static int flash_banks[4] = { 4, 3, 2, 1 }; - static int sdram_bank_sizes[4] = { 128, 256, 512, 1 }; - int sdram_num_banks = 2; - static char *pci_modes[] = { "PCI33", "PCI66", - "Unknown", "Unknown", - "PCIX33", "PCIX66", - "PCIX100", "PCIX133" - }; - - seq_printf(m, "vendor\t\t: Radstone Technology\n"); - seq_printf(m, "machine\t\t: PPC7D\n"); - - val = inb(PPC7D_CPLD_BOARD_REVISION); - val1 = (val & PPC7D_CPLD_BOARD_REVISION_NUMBER_MASK) >> 5; - val2 = (val & PPC7D_CPLD_BOARD_REVISION_LETTER_MASK); - seq_printf(m, "revision\t: %hd%c%c\n", - val1, - (val2 <= 0x18) ? 'A' + val2 : 'Y', - (val2 > 0x18) ? 'A' + (val2 - 0x19) : ' '); - - val = inb(PPC7D_CPLD_MOTHERBOARD_TYPE); - val1 = val & PPC7D_CPLD_MB_TYPE_PLL_MASK; - val2 = val & (PPC7D_CPLD_MB_TYPE_ECC_FITTED_MASK | - PPC7D_CPLD_MB_TYPE_ECC_ENABLE_MASK); - seq_printf(m, "bus speed\t: %dMHz\n", - (val1 == PPC7D_CPLD_MB_TYPE_PLL_133) ? 133 : - (val1 == PPC7D_CPLD_MB_TYPE_PLL_100) ? 100 : - (val1 == PPC7D_CPLD_MB_TYPE_PLL_64) ? 64 : 0); - - val = inb(PPC7D_CPLD_MEM_CONFIG); - if (val & PPC7D_CPLD_SDRAM_BANK_NUM_MASK) sdram_num_banks--; - - val = inb(PPC7D_CPLD_MEM_CONFIG_EXTEND); - val1 = (val & PPC7D_CPLD_SDRAM_BANK_SIZE_MASK) >> 6; - seq_printf(m, "SDRAM\t\t: %d banks of %d%c, total %d%c", - sdram_num_banks, - sdram_bank_sizes[val1], - (sdram_bank_sizes[val1] < 128) ? 'G' : 'M', - sdram_num_banks * sdram_bank_sizes[val1], - (sdram_bank_sizes[val1] < 128) ? 'G' : 'M'); - if (val2 & PPC7D_CPLD_MB_TYPE_ECC_FITTED_MASK) { - seq_printf(m, " [ECC %sabled]", - (val2 & PPC7D_CPLD_MB_TYPE_ECC_ENABLE_MASK) ? "en" : - "dis"); - } - seq_printf(m, "\n"); - - val1 = (val & PPC7D_CPLD_FLASH_DEV_SIZE_MASK); - val2 = (val & PPC7D_CPLD_FLASH_BANK_NUM_MASK) >> 2; - seq_printf(m, "FLASH\t\t: %d banks of %dM, total %dM\n", - flash_banks[val2], flash_sizes[val1], - flash_banks[val2] * flash_sizes[val1]); - - val = inb(PPC7D_CPLD_FLASH_WRITE_CNTL); - val1 = inb(PPC7D_CPLD_SW_FLASH_WRITE_PROTECT); - seq_printf(m, " write links\t: %s%s%s%s\n", - (val & PPD7D_CPLD_FLASH_CNTL_WR_LINK_MASK) ? "WRITE " : "", - (val & PPD7D_CPLD_FLASH_CNTL_BOOT_LINK_MASK) ? "BOOT " : "", - (val & PPD7D_CPLD_FLASH_CNTL_USER_LINK_MASK) ? "USER " : "", - (val & (PPD7D_CPLD_FLASH_CNTL_WR_LINK_MASK | - PPD7D_CPLD_FLASH_CNTL_BOOT_LINK_MASK | - PPD7D_CPLD_FLASH_CNTL_USER_LINK_MASK)) == - 0 ? "NONE" : ""); - seq_printf(m, " write sector h/w enables: %s%s%s%s%s\n", - (val & PPD7D_CPLD_FLASH_CNTL_RECO_WR_MASK) ? "RECOVERY " : - "", - (val & PPD7D_CPLD_FLASH_CNTL_BOOT_WR_MASK) ? "BOOT " : "", - (val & PPD7D_CPLD_FLASH_CNTL_USER_WR_MASK) ? "USER " : "", - (val1 & PPC7D_CPLD_FLASH_CNTL_NVRAM_PROT_MASK) ? "NVRAM " : - "", - (((val & - (PPD7D_CPLD_FLASH_CNTL_RECO_WR_MASK | - PPD7D_CPLD_FLASH_CNTL_BOOT_WR_MASK | - PPD7D_CPLD_FLASH_CNTL_BOOT_WR_MASK)) == 0) - && ((val1 & PPC7D_CPLD_FLASH_CNTL_NVRAM_PROT_MASK) == - 0)) ? "NONE" : ""); - val1 = - inb(PPC7D_CPLD_SW_FLASH_WRITE_PROTECT) & - (PPC7D_CPLD_SW_FLASH_WRPROT_SYSBOOT_MASK | - PPC7D_CPLD_SW_FLASH_WRPROT_USER_MASK); - seq_printf(m, " software sector enables: %s%s%s\n", - (val1 & PPC7D_CPLD_SW_FLASH_WRPROT_SYSBOOT_MASK) ? "SYSBOOT " - : "", - (val1 & PPC7D_CPLD_SW_FLASH_WRPROT_USER_MASK) ? "USER " : "", - (val1 == 0) ? "NONE " : ""); - - seq_printf(m, "Boot options\t: %s%s%s%s\n", - (val & PPC7D_CPLD_FLASH_CNTL_ALTBOOT_LINK_MASK) ? - "ALTERNATE " : "", - (val & PPC7D_CPLD_FLASH_CNTL_VMEBOOT_LINK_MASK) ? "VME " : - "", - (val & PPC7D_CPLD_FLASH_CNTL_RECBOOT_LINK_MASK) ? "RECOVERY " - : "", - ((val & - (PPC7D_CPLD_FLASH_CNTL_ALTBOOT_LINK_MASK | - PPC7D_CPLD_FLASH_CNTL_VMEBOOT_LINK_MASK | - PPC7D_CPLD_FLASH_CNTL_RECBOOT_LINK_MASK)) == - 0) ? "NONE" : ""); - - val = inb(PPC7D_CPLD_EQUIPMENT_PRESENT_1); - seq_printf(m, "Fitted modules\t: %s%s%s%s\n", - (val & PPC7D_CPLD_EQPT_PRES_1_PMC1_MASK) ? "" : "PMC1 ", - (val & PPC7D_CPLD_EQPT_PRES_1_PMC2_MASK) ? "" : "PMC2 ", - (val & PPC7D_CPLD_EQPT_PRES_1_AFIX_MASK) ? "AFIX " : "", - ((val & (PPC7D_CPLD_EQPT_PRES_1_PMC1_MASK | - PPC7D_CPLD_EQPT_PRES_1_PMC2_MASK | - PPC7D_CPLD_EQPT_PRES_1_AFIX_MASK)) == - (PPC7D_CPLD_EQPT_PRES_1_PMC1_MASK | - PPC7D_CPLD_EQPT_PRES_1_PMC2_MASK)) ? "NONE" : ""); - - if (val & PPC7D_CPLD_EQPT_PRES_1_AFIX_MASK) { - static const char *ids[] = { - "unknown", - "1553 (Dual Channel)", - "1553 (Single Channel)", - "8-bit SCSI + VGA", - "16-bit SCSI + VGA", - "1553 (Single Channel with sideband)", - "1553 (Dual Channel with sideband)", - NULL - }; - u8 id = __raw_readb((void *)PPC7D_AFIX_REG_BASE + 0x03); - seq_printf(m, "AFIX module\t: 0x%hx [%s]\n", id, - id < 7 ? ids[id] : "unknown"); - } - - val = inb(PPC7D_CPLD_PCI_CONFIG); - val1 = (val & PPC7D_CPLD_PCI_CONFIG_PCI0_MASK) >> 4; - val2 = (val & PPC7D_CPLD_PCI_CONFIG_PCI1_MASK); - seq_printf(m, "PCI#0\t\t: %s\nPCI#1\t\t: %s\n", - pci_modes[val1], pci_modes[val2]); - - val = inb(PPC7D_CPLD_EQUIPMENT_PRESENT_2); - seq_printf(m, "PMC1\t\t: %s\nPMC2\t\t: %s\n", - (val & PPC7D_CPLD_EQPT_PRES_3_PMC1_V_MASK) ? "3.3v" : "5v", - (val & PPC7D_CPLD_EQPT_PRES_3_PMC2_V_MASK) ? "3.3v" : "5v"); - seq_printf(m, "PMC power source: %s\n", - (val & PPC7D_CPLD_EQPT_PRES_3_PMC_POWER_MASK) ? "VME" : - "internal"); - - val = inb(PPC7D_CPLD_EQUIPMENT_PRESENT_4); - val2 = inb(PPC7D_CPLD_EQUIPMENT_PRESENT_2); - seq_printf(m, "Fit options\t: %s%s%s%s%s%s%s\n", - (val & PPC7D_CPLD_EQPT_PRES_4_LPT_MASK) ? "LPT " : "", - (val & PPC7D_CPLD_EQPT_PRES_4_PS2_FITTED) ? "PS2 " : "", - (val & PPC7D_CPLD_EQPT_PRES_4_USB2_FITTED) ? "USB2 " : "", - (val2 & PPC7D_CPLD_EQPT_PRES_2_UNIVERSE_MASK) ? "VME " : "", - (val2 & PPC7D_CPLD_EQPT_PRES_2_COM36_MASK) ? "COM3-6 " : "", - (val2 & PPC7D_CPLD_EQPT_PRES_2_GIGE_MASK) ? "eth0 " : "", - (val2 & PPC7D_CPLD_EQPT_PRES_2_DUALGIGE_MASK) ? "eth1 " : - ""); - - val = inb(PPC7D_CPLD_ID_LINK); - val1 = val & (PPC7D_CPLD_ID_LINK_E6_MASK | - PPC7D_CPLD_ID_LINK_E7_MASK | - PPC7D_CPLD_ID_LINK_E12_MASK | - PPC7D_CPLD_ID_LINK_E13_MASK); - - val = inb(PPC7D_CPLD_FLASH_WRITE_CNTL) & - (PPD7D_CPLD_FLASH_CNTL_WR_LINK_MASK | - PPD7D_CPLD_FLASH_CNTL_BOOT_LINK_MASK | - PPD7D_CPLD_FLASH_CNTL_USER_LINK_MASK); - - seq_printf(m, "Board links present: %s%s%s%s%s%s%s%s\n", - (val1 & PPC7D_CPLD_ID_LINK_E6_MASK) ? "E6 " : "", - (val1 & PPC7D_CPLD_ID_LINK_E7_MASK) ? "E7 " : "", - (val & PPD7D_CPLD_FLASH_CNTL_WR_LINK_MASK) ? "E9 " : "", - (val & PPD7D_CPLD_FLASH_CNTL_BOOT_LINK_MASK) ? "E10 " : "", - (val & PPD7D_CPLD_FLASH_CNTL_USER_LINK_MASK) ? "E11 " : "", - (val1 & PPC7D_CPLD_ID_LINK_E12_MASK) ? "E12 " : "", - (val1 & PPC7D_CPLD_ID_LINK_E13_MASK) ? "E13 " : "", - ((val == 0) && (val1 == 0)) ? "NONE" : ""); - - val = inb(PPC7D_CPLD_WDOG_RESETSW_MASK); - seq_printf(m, "Front panel reset switch: %sabled\n", - (val & PPC7D_CPLD_WDOG_RESETSW_MASK) ? "dis" : "en"); - - return 0; -} - -static void __init ppc7d_calibrate_decr(void) -{ - ulong freq; - - freq = 100000000 / 4; - - pr_debug("time_init: decrementer frequency = %lu.%.6lu MHz\n", - freq / 1000000, freq % 1000000); - - tb_ticks_per_jiffy = freq / HZ; - tb_to_us = mulhwu_scale_factor(freq, 1000000); -} - -/***************************************************************************** - * Interrupt stuff - *****************************************************************************/ - -static irqreturn_t ppc7d_i8259_intr(int irq, void *dev_id, struct pt_regs *regs) -{ - u32 temp = mv64x60_read(&bh, MV64x60_GPP_INTR_CAUSE); - if (temp & (1 << 28)) { - i8259_irq(regs); - mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, temp & (~(1 << 28))); - return IRQ_HANDLED; - } - - return IRQ_NONE; -} - -/* - * Each interrupt cause is assigned an IRQ number. - * Southbridge has 16*2 (two 8259's) interrupts. - * Discovery-II has 96 interrupts (cause-hi, cause-lo, gpp x 32). - * If multiple interrupts are pending, get_irq() returns the - * lowest pending irq number first. - * - * - * IRQ # Source Trig Active - * ============================================================= - * - * Southbridge - * ----------- - * IRQ # Source Trig - * ============================================================= - * 0 ISA High Resolution Counter Edge - * 1 Keyboard Edge - * 2 Cascade From (IRQ 8-15) Edge - * 3 Com 2 (Uart 2) Edge - * 4 Com 1 (Uart 1) Edge - * 5 PCI Int D/AFIX IRQZ ID4 (2,7) Level - * 6 GPIO Level - * 7 LPT Edge - * 8 RTC Alarm Edge - * 9 PCI Int A/PMC 2/AFIX IRQW ID1 (2,0) Level - * 10 PCI Int B/PMC 1/AFIX IRQX ID2 (2,1) Level - * 11 USB2 Level - * 12 Mouse Edge - * 13 Reserved internally by Ali M1535+ - * 14 PCI Int C/VME/AFIX IRQY ID3 (2,6) Level - * 15 COM 5/6 Level - * - * 16..112 Discovery-II... - * - * MPP28 Southbridge Edge High - * - * - * Interrupts are cascaded through to the Discovery-II. - * - * PCI --- - * \ - * CPLD --> ALI1535 -------> DISCOVERY-II - * INTF MPP28 - */ -static void __init ppc7d_init_irq(void) -{ - int irq; - - pr_debug("%s\n", __FUNCTION__); - i8259_init(0); - mv64360_init_irq(); - - /* IRQ 0..15 are handled by the cascaded 8259's of the Ali1535 */ - for (irq = 0; irq < 16; irq++) { - irq_desc[irq].handler = &i8259_pic; - } - /* IRQs 5,6,9,10,11,14,15 are level sensitive */ - irq_desc[5].status |= IRQ_LEVEL; - irq_desc[6].status |= IRQ_LEVEL; - irq_desc[9].status |= IRQ_LEVEL; - irq_desc[10].status |= IRQ_LEVEL; - irq_desc[11].status |= IRQ_LEVEL; - irq_desc[14].status |= IRQ_LEVEL; - irq_desc[15].status |= IRQ_LEVEL; - - /* GPP28 is edge triggered */ - irq_desc[mv64360_irq_base + MV64x60_IRQ_GPP28].status &= ~IRQ_LEVEL; -} - -static u32 ppc7d_irq_canonicalize(u32 irq) -{ - if ((irq >= 16) && (irq < (16 + 96))) - irq -= 16; - - return irq; -} - -static int ppc7d_get_irq(struct pt_regs *regs) -{ - int irq; - - irq = mv64360_get_irq(regs); - if (irq == (mv64360_irq_base + MV64x60_IRQ_GPP28)) - irq = i8259_irq(regs); - return irq; -} - -/* - * 9 PCI Int A/PMC 2/AFIX IRQW ID1 (2,0) Level - * 10 PCI Int B/PMC 1/AFIX IRQX ID2 (2,1) Level - * 14 PCI Int C/VME/AFIX IRQY ID3 (2,6) Level - * 5 PCI Int D/AFIX IRQZ ID4 (2,7) Level - */ -static int __init ppc7d_map_irq(struct pci_dev *dev, unsigned char idsel, - unsigned char pin) -{ - static const char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {10, 14, 5, 9}, /* IDSEL 10 - PMC2 / AFIX IRQW */ - {9, 10, 14, 5}, /* IDSEL 11 - PMC1 / AFIX IRQX */ - {5, 9, 10, 14}, /* IDSEL 12 - AFIX IRQY */ - {14, 5, 9, 10}, /* IDSEL 13 - AFIX IRQZ */ - }; - const long min_idsel = 10, max_idsel = 14, irqs_per_slot = 4; - - pr_debug("%s: %04x/%04x/%x: idsel=%hx pin=%hu\n", __FUNCTION__, - dev->vendor, dev->device, PCI_FUNC(dev->devfn), idsel, pin); - - return PCI_IRQ_TABLE_LOOKUP; -} - -void __init ppc7d_intr_setup(void) -{ - u32 data; - - /* - * Define GPP 28 interrupt polarity as active high - * input signal and level triggered - */ - data = mv64x60_read(&bh, MV64x60_GPP_LEVEL_CNTL); - data &= ~(1 << 28); - mv64x60_write(&bh, MV64x60_GPP_LEVEL_CNTL, data); - data = mv64x60_read(&bh, MV64x60_GPP_IO_CNTL); - data &= ~(1 << 28); - mv64x60_write(&bh, MV64x60_GPP_IO_CNTL, data); - - /* Config GPP intr ctlr to respond to level trigger */ - data = mv64x60_read(&bh, MV64x60_COMM_ARBITER_CNTL); - data |= (1 << 10); - mv64x60_write(&bh, MV64x60_COMM_ARBITER_CNTL, data); - - /* XXXX Erranum FEr PCI-#8 */ - data = mv64x60_read(&bh, MV64x60_PCI0_CMD); - data &= ~((1 << 5) | (1 << 9)); - mv64x60_write(&bh, MV64x60_PCI0_CMD, data); - data = mv64x60_read(&bh, MV64x60_PCI1_CMD); - data &= ~((1 << 5) | (1 << 9)); - mv64x60_write(&bh, MV64x60_PCI1_CMD, data); - - /* - * Dismiss and then enable interrupt on GPP interrupt cause - * for CPU #0 - */ - mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, ~(1 << 28)); - data = mv64x60_read(&bh, MV64x60_GPP_INTR_MASK); - data |= (1 << 28); - mv64x60_write(&bh, MV64x60_GPP_INTR_MASK, data); - - /* - * Dismiss and then enable interrupt on CPU #0 high cause reg - * BIT27 summarizes GPP interrupts 23-31 - */ - mv64x60_write(&bh, MV64360_IC_MAIN_CAUSE_HI, ~(1 << 27)); - data = mv64x60_read(&bh, MV64360_IC_CPU0_INTR_MASK_HI); - data |= (1 << 27); - mv64x60_write(&bh, MV64360_IC_CPU0_INTR_MASK_HI, data); -} - -/***************************************************************************** - * Platform device data fixup routines. - *****************************************************************************/ - -#if defined(CONFIG_SERIAL_MPSC) -static void __init ppc7d_fixup_mpsc_pdata(struct platform_device *pdev) -{ - struct mpsc_pdata *pdata; - - pdata = (struct mpsc_pdata *)pdev->dev.platform_data; - - pdata->max_idle = 40; - pdata->default_baud = PPC7D_DEFAULT_BAUD; - pdata->brg_clk_src = PPC7D_MPSC_CLK_SRC; - pdata->brg_clk_freq = PPC7D_MPSC_CLK_FREQ; - - return; -} -#endif - -#if defined(CONFIG_MV643XX_ETH) -static void __init ppc7d_fixup_eth_pdata(struct platform_device *pdev) -{ - struct mv643xx_eth_platform_data *eth_pd; - static u16 phy_addr[] = { - PPC7D_ETH0_PHY_ADDR, - PPC7D_ETH1_PHY_ADDR, - PPC7D_ETH2_PHY_ADDR, - }; - int i; - - eth_pd = pdev->dev.platform_data; - eth_pd->force_phy_addr = 1; - eth_pd->phy_addr = phy_addr[pdev->id]; - eth_pd->tx_queue_size = PPC7D_ETH_TX_QUEUE_SIZE; - eth_pd->rx_queue_size = PPC7D_ETH_RX_QUEUE_SIZE; - - /* Adjust IRQ by mv64360_irq_base */ - for (i = 0; i < pdev->num_resources; i++) { - struct resource *r = &pdev->resource[i]; - - if (r->flags & IORESOURCE_IRQ) { - r->start += mv64360_irq_base; - r->end += mv64360_irq_base; - pr_debug("%s, uses IRQ %d\n", pdev->name, - (int)r->start); - } - } - -} -#endif - -#if defined(CONFIG_I2C_MV64XXX) -static void __init -ppc7d_fixup_i2c_pdata(struct platform_device *pdev) -{ - struct mv64xxx_i2c_pdata *pdata; - int i; - - pdata = pdev->dev.platform_data; - if (pdata == NULL) { - pdata = kmalloc(sizeof(*pdata), GFP_KERNEL); - if (pdata == NULL) - return; - - memset(pdata, 0, sizeof(*pdata)); - pdev->dev.platform_data = pdata; - } - - /* divisors M=8, N=3 for 100kHz I2C from 133MHz system clock */ - pdata->freq_m = 8; - pdata->freq_n = 3; - pdata->timeout = 500; - pdata->retries = 3; - - /* Adjust IRQ by mv64360_irq_base */ - for (i = 0; i < pdev->num_resources; i++) { - struct resource *r = &pdev->resource[i]; - - if (r->flags & IORESOURCE_IRQ) { - r->start += mv64360_irq_base; - r->end += mv64360_irq_base; - pr_debug("%s, uses IRQ %d\n", pdev->name, (int) r->start); - } - } -} -#endif - -static int __init ppc7d_platform_notify(struct device *dev) -{ - static struct { - char *bus_id; - void ((*rtn) (struct platform_device * pdev)); - } dev_map[] = { -#if defined(CONFIG_SERIAL_MPSC) - { MPSC_CTLR_NAME ".0", ppc7d_fixup_mpsc_pdata }, - { MPSC_CTLR_NAME ".1", ppc7d_fixup_mpsc_pdata }, -#endif -#if defined(CONFIG_MV643XX_ETH) - { MV643XX_ETH_NAME ".0", ppc7d_fixup_eth_pdata }, - { MV643XX_ETH_NAME ".1", ppc7d_fixup_eth_pdata }, - { MV643XX_ETH_NAME ".2", ppc7d_fixup_eth_pdata }, -#endif -#if defined(CONFIG_I2C_MV64XXX) - { MV64XXX_I2C_CTLR_NAME ".0", ppc7d_fixup_i2c_pdata }, -#endif - }; - struct platform_device *pdev; - int i; - - if (dev && dev->bus_id) - for (i = 0; i < ARRAY_SIZE(dev_map); i++) - if (!strncmp(dev->bus_id, dev_map[i].bus_id, - BUS_ID_SIZE)) { - - pdev = container_of(dev, - struct platform_device, - dev); - dev_map[i].rtn(pdev); - } - - return 0; -} - -/***************************************************************************** - * PCI device fixups. - * These aren't really fixups per se. They are used to init devices as they - * are found during PCI scan. - * - * The PPC7D has an HB8 PCI-X bridge which must be set up during a PCI - * scan in order to find other devices on its secondary side. - *****************************************************************************/ - -static void __init ppc7d_fixup_hb8(struct pci_dev *dev) -{ - u16 val16; - - if (dev->bus->number == 0) { - pr_debug("PCI: HB8 init\n"); - - pci_write_config_byte(dev, 0x1c, - ((PPC7D_PCI0_IO_START_PCI_ADDR & 0xf000) - >> 8) | 0x01); - pci_write_config_byte(dev, 0x1d, - (((PPC7D_PCI0_IO_START_PCI_ADDR + - PPC7D_PCI0_IO_SIZE - - 1) & 0xf000) >> 8) | 0x01); - pci_write_config_word(dev, 0x30, - PPC7D_PCI0_IO_START_PCI_ADDR >> 16); - pci_write_config_word(dev, 0x32, - ((PPC7D_PCI0_IO_START_PCI_ADDR + - PPC7D_PCI0_IO_SIZE - - 1) >> 16) & 0xffff); - - pci_write_config_word(dev, 0x20, - PPC7D_PCI0_MEM0_START_PCI_LO_ADDR >> 16); - pci_write_config_word(dev, 0x22, - ((PPC7D_PCI0_MEM0_START_PCI_LO_ADDR + - PPC7D_PCI0_MEM0_SIZE - - 1) >> 16) & 0xffff); - pci_write_config_word(dev, 0x24, 0); - pci_write_config_word(dev, 0x26, 0); - pci_write_config_dword(dev, 0x28, 0); - pci_write_config_dword(dev, 0x2c, 0); - - pci_read_config_word(dev, 0x3e, &val16); - val16 |= ((1 << 5) | (1 << 1)); /* signal master aborts and - * SERR to primary - */ - val16 &= ~(1 << 2); /* ISA disable, so all ISA - * ports forwarded to secondary - */ - pci_write_config_word(dev, 0x3e, val16); - } -} - -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_HINT, 0x0028, ppc7d_fixup_hb8); - -/* This should perhaps be a separate driver as we're actually initializing - * the chip for this board here. It's hardly a fixup... - */ -static void __init ppc7d_fixup_ali1535(struct pci_dev *dev) -{ - pr_debug("PCI: ALI1535 init\n"); - - if (dev->bus->number == 1) { - /* Configure the ISA Port Settings */ - pci_write_config_byte(dev, 0x43, 0x00); - - /* Disable PCI Interrupt polling mode */ - pci_write_config_byte(dev, 0x45, 0x00); - - /* Multifunction pin select INTFJ -> INTF */ - pci_write_config_byte(dev, 0x78, 0x00); - - /* Set PCI INT -> IRQ Routing control in for external - * pins south bridge. - */ - pci_write_config_byte(dev, 0x48, 0x31); /* [7-4] INT B -> IRQ10 - * [3-0] INT A -> IRQ9 - */ - pci_write_config_byte(dev, 0x49, 0x5D); /* [7-4] INT D -> IRQ5 - * [3-0] INT C -> IRQ14 - */ - - /* PPC7D setup */ - /* NEC USB device on IRQ 11 (INTE) - INTF disabled */ - pci_write_config_byte(dev, 0x4A, 0x09); - - /* GPIO on IRQ 6 */ - pci_write_config_byte(dev, 0x76, 0x07); - - /* SIRQ I (COMS 5/6) use IRQ line 15. - * Positive (not subtractive) address decode. - */ - pci_write_config_byte(dev, 0x44, 0x0f); - - /* SIRQ II disabled */ - pci_write_config_byte(dev, 0x75, 0x0); - - /* On board USB and RTC disabled */ - pci_write_config_word(dev, 0x52, (1 << 14)); - pci_write_config_byte(dev, 0x74, 0x00); - - /* On board IDE disabled */ - pci_write_config_byte(dev, 0x58, 0x00); - - /* Decode 32-bit addresses */ - pci_write_config_byte(dev, 0x5b, 0); - - /* Disable docking IO */ - pci_write_config_word(dev, 0x5c, 0x0000); - - /* Disable modem, enable sound */ - pci_write_config_byte(dev, 0x77, (1 << 6)); - - /* Disable hot-docking mode */ - pci_write_config_byte(dev, 0x7d, 0x00); - } -} - -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x1533, ppc7d_fixup_ali1535); - -static int ppc7d_pci_exclude_device(u8 bus, u8 devfn) -{ - /* Early versions of this board were fitted with IBM ALMA - * PCI-VME bridge chips. The PCI config space of these devices - * was not set up correctly and causes PCI scan problems. - */ - if ((bus == 1) && (PCI_SLOT(devfn) == 4) && ppc7d_has_alma) - return PCIBIOS_DEVICE_NOT_FOUND; - - return mv64x60_pci_exclude_device(bus, devfn); -} - -/* This hook is called when each PCI bus is probed. - */ -static void ppc7d_pci_fixup_bus(struct pci_bus *bus) -{ - pr_debug("PCI BUS %hu: %lx/%lx %lx/%lx %lx/%lx %lx/%lx\n", - bus->number, - bus->resource[0] ? bus->resource[0]->start : 0, - bus->resource[0] ? bus->resource[0]->end : 0, - bus->resource[1] ? bus->resource[1]->start : 0, - bus->resource[1] ? bus->resource[1]->end : 0, - bus->resource[2] ? bus->resource[2]->start : 0, - bus->resource[2] ? bus->resource[2]->end : 0, - bus->resource[3] ? bus->resource[3]->start : 0, - bus->resource[3] ? bus->resource[3]->end : 0); - - if ((bus->number == 1) && (bus->resource[2] != NULL)) { - /* Hide PCI window 2 of Bus 1 which is used only to - * map legacy ISA memory space. - */ - bus->resource[2]->start = 0; - bus->resource[2]->end = 0; - bus->resource[2]->flags = 0; - } -} - -/***************************************************************************** - * Board device setup code - *****************************************************************************/ - -void __init ppc7d_setup_peripherals(void) -{ - u32 val32; - - /* Set up windows for boot CS */ - mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN, - PPC7D_BOOT_WINDOW_BASE, PPC7D_BOOT_WINDOW_SIZE, - 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN); - - /* Boot firmware configures the following DevCS addresses. - * DevCS0 - board control/status - * DevCS1 - test registers - * DevCS2 - AFIX port/address registers (for identifying) - * DevCS3 - FLASH - * - * We don't use DevCS0, DevCS1. - */ - val32 = mv64x60_read(&bh, MV64360_CPU_BAR_ENABLE); - val32 |= ((1 << 4) | (1 << 5)); - mv64x60_write(&bh, MV64360_CPU_BAR_ENABLE, val32); - mv64x60_write(&bh, MV64x60_CPU2DEV_0_BASE, 0); - mv64x60_write(&bh, MV64x60_CPU2DEV_0_SIZE, 0); - mv64x60_write(&bh, MV64x60_CPU2DEV_1_BASE, 0); - mv64x60_write(&bh, MV64x60_CPU2DEV_1_SIZE, 0); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_2_WIN, - PPC7D_AFIX_REG_BASE, PPC7D_AFIX_REG_SIZE, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_2_WIN); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_3_WIN, - PPC7D_FLASH_BASE, PPC7D_FLASH_SIZE_ACTUAL, 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_3_WIN); - - mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN, - PPC7D_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, - 0); - bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN); - - /* Set up Enet->SRAM window */ - mv64x60_set_32bit_window(&bh, MV64x60_ENET2MEM_4_WIN, - PPC7D_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, - 0x2); - bh.ci->enable_window_32bit(&bh, MV64x60_ENET2MEM_4_WIN); - - /* Give enet r/w access to memory region */ - val32 = mv64x60_read(&bh, MV64360_ENET2MEM_ACC_PROT_0); - val32 |= (0x3 << (4 << 1)); - mv64x60_write(&bh, MV64360_ENET2MEM_ACC_PROT_0, val32); - val32 = mv64x60_read(&bh, MV64360_ENET2MEM_ACC_PROT_1); - val32 |= (0x3 << (4 << 1)); - mv64x60_write(&bh, MV64360_ENET2MEM_ACC_PROT_1, val32); - val32 = mv64x60_read(&bh, MV64360_ENET2MEM_ACC_PROT_2); - val32 |= (0x3 << (4 << 1)); - mv64x60_write(&bh, MV64360_ENET2MEM_ACC_PROT_2, val32); - - val32 = mv64x60_read(&bh, MV64x60_TIMR_CNTR_0_3_CNTL); - val32 &= ~((1 << 0) | (1 << 8) | (1 << 16) | (1 << 24)); - mv64x60_write(&bh, MV64x60_TIMR_CNTR_0_3_CNTL, val32); - - /* Enumerate pci bus. - * - * We scan PCI#0 first (the bus with the HB8 and other - * on-board peripherals). We must configure the 64360 before - * each scan, according to the bus number assignments. Busses - * are assigned incrementally, starting at 0. PCI#0 is - * usually assigned bus#0, the secondary side of the HB8 gets - * bus#1 and PCI#1 (second PMC site) gets bus#2. However, if - * any PMC card has a PCI bridge, these bus assignments will - * change. - */ - - /* Turn off PCI retries */ - val32 = mv64x60_read(&bh, MV64x60_CPU_CONFIG); - val32 |= (1 << 17); - mv64x60_write(&bh, MV64x60_CPU_CONFIG, val32); - - /* Scan PCI#0 */ - mv64x60_set_bus(&bh, 0, 0); - bh.hose_a->first_busno = 0; - bh.hose_a->last_busno = 0xff; - bh.hose_a->last_busno = pciauto_bus_scan(bh.hose_a, 0); - printk(KERN_INFO "PCI#0: first=%d last=%d\n", - bh.hose_a->first_busno, bh.hose_a->last_busno); - - /* Scan PCI#1 */ - bh.hose_b->first_busno = bh.hose_a->last_busno + 1; - mv64x60_set_bus(&bh, 1, bh.hose_b->first_busno); - bh.hose_b->last_busno = 0xff; - bh.hose_b->last_busno = pciauto_bus_scan(bh.hose_b, - bh.hose_b->first_busno); - printk(KERN_INFO "PCI#1: first=%d last=%d\n", - bh.hose_b->first_busno, bh.hose_b->last_busno); - - /* Turn on PCI retries */ - val32 = mv64x60_read(&bh, MV64x60_CPU_CONFIG); - val32 &= ~(1 << 17); - mv64x60_write(&bh, MV64x60_CPU_CONFIG, val32); - - /* Setup interrupts */ - ppc7d_intr_setup(); -} - -static void __init ppc7d_setup_bridge(void) -{ - struct mv64x60_setup_info si; - int i; - u32 temp; - - mv64360_irq_base = 16; /* first 16 intrs are 2 x 8259's */ - - memset(&si, 0, sizeof(si)); - - si.phys_reg_base = CONFIG_MV64X60_NEW_BASE; - - si.pci_0.enable_bus = 1; - si.pci_0.pci_io.cpu_base = PPC7D_PCI0_IO_START_PROC_ADDR; - si.pci_0.pci_io.pci_base_hi = 0; - si.pci_0.pci_io.pci_base_lo = PPC7D_PCI0_IO_START_PCI_ADDR; - si.pci_0.pci_io.size = PPC7D_PCI0_IO_SIZE; - si.pci_0.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_0.pci_mem[0].cpu_base = PPC7D_PCI0_MEM0_START_PROC_ADDR; - si.pci_0.pci_mem[0].pci_base_hi = PPC7D_PCI0_MEM0_START_PCI_HI_ADDR; - si.pci_0.pci_mem[0].pci_base_lo = PPC7D_PCI0_MEM0_START_PCI_LO_ADDR; - si.pci_0.pci_mem[0].size = PPC7D_PCI0_MEM0_SIZE; - si.pci_0.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_0.pci_mem[1].cpu_base = PPC7D_PCI0_MEM1_START_PROC_ADDR; - si.pci_0.pci_mem[1].pci_base_hi = PPC7D_PCI0_MEM1_START_PCI_HI_ADDR; - si.pci_0.pci_mem[1].pci_base_lo = PPC7D_PCI0_MEM1_START_PCI_LO_ADDR; - si.pci_0.pci_mem[1].size = PPC7D_PCI0_MEM1_SIZE; - si.pci_0.pci_mem[1].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_0.pci_cmd_bits = 0; - si.pci_0.latency_timer = 0x80; - - si.pci_1.enable_bus = 1; - si.pci_1.pci_io.cpu_base = PPC7D_PCI1_IO_START_PROC_ADDR; - si.pci_1.pci_io.pci_base_hi = 0; - si.pci_1.pci_io.pci_base_lo = PPC7D_PCI1_IO_START_PCI_ADDR; - si.pci_1.pci_io.size = PPC7D_PCI1_IO_SIZE; - si.pci_1.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_mem[0].cpu_base = PPC7D_PCI1_MEM0_START_PROC_ADDR; - si.pci_1.pci_mem[0].pci_base_hi = PPC7D_PCI1_MEM0_START_PCI_HI_ADDR; - si.pci_1.pci_mem[0].pci_base_lo = PPC7D_PCI1_MEM0_START_PCI_LO_ADDR; - si.pci_1.pci_mem[0].size = PPC7D_PCI1_MEM0_SIZE; - si.pci_1.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_mem[1].cpu_base = PPC7D_PCI1_MEM1_START_PROC_ADDR; - si.pci_1.pci_mem[1].pci_base_hi = PPC7D_PCI1_MEM1_START_PCI_HI_ADDR; - si.pci_1.pci_mem[1].pci_base_lo = PPC7D_PCI1_MEM1_START_PCI_LO_ADDR; - si.pci_1.pci_mem[1].size = PPC7D_PCI1_MEM1_SIZE; - si.pci_1.pci_mem[1].swap = MV64x60_CPU2PCI_SWAP_NONE; - si.pci_1.pci_cmd_bits = 0; - si.pci_1.latency_timer = 0x80; - - /* Don't clear the SRAM window since we use it for debug */ - si.window_preserve_mask_32_lo = (1 << MV64x60_CPU2SRAM_WIN); - - printk(KERN_INFO "PCI: MV64360 PCI#0 IO at %x, size %x\n", - si.pci_0.pci_io.cpu_base, si.pci_0.pci_io.size); - printk(KERN_INFO "PCI: MV64360 PCI#1 IO at %x, size %x\n", - si.pci_1.pci_io.cpu_base, si.pci_1.pci_io.size); - - for (i = 0; i < MV64x60_CPU2MEM_WINDOWS; i++) { -#if defined(CONFIG_NOT_COHERENT_CACHE) - si.cpu_prot_options[i] = 0; - si.enet_options[i] = MV64360_ENET2MEM_SNOOP_NONE; - si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_NONE; - si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_NONE; - - si.pci_0.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_NONE | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_128_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES; - - si.pci_1.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_NONE | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_128_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES; -#else - si.cpu_prot_options[i] = 0; - /* All PPC7D hardware uses B0 or newer MV64360 silicon which - * does not have snoop bugs. - */ - si.enet_options[i] = MV64360_ENET2MEM_SNOOP_WB; - si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_WB; - si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_WB; - - si.pci_0.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_WB | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_32_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_32_BYTES; - - si.pci_1.acc_cntl_options[i] = - MV64360_PCI_ACC_CNTL_SNOOP_WB | - MV64360_PCI_ACC_CNTL_SWAP_NONE | - MV64360_PCI_ACC_CNTL_MBURST_32_BYTES | - MV64360_PCI_ACC_CNTL_RDSIZE_32_BYTES; -#endif - } - - /* Lookup PCI host bridges */ - if (mv64x60_init(&bh, &si)) - printk(KERN_ERR "MV64360 initialization failed.\n"); - - pr_debug("MV64360 regs @ %lx/%p\n", bh.p_base, bh.v_base); - - /* Enable WB Cache coherency on SRAM */ - temp = mv64x60_read(&bh, MV64360_SRAM_CONFIG); - pr_debug("SRAM_CONFIG: %x\n", temp); -#if defined(CONFIG_NOT_COHERENT_CACHE) - mv64x60_write(&bh, MV64360_SRAM_CONFIG, temp & ~0x2); -#else - mv64x60_write(&bh, MV64360_SRAM_CONFIG, temp | 0x2); -#endif - /* If system operates with internal bus arbiter (CPU master - * control bit8) clear AACK Delay bit [25] in CPU - * configuration register. - */ - temp = mv64x60_read(&bh, MV64x60_CPU_MASTER_CNTL); - if (temp & (1 << 8)) { - temp = mv64x60_read(&bh, MV64x60_CPU_CONFIG); - mv64x60_write(&bh, MV64x60_CPU_CONFIG, (temp & ~(1 << 25))); - } - - /* Data and address parity is enabled */ - temp = mv64x60_read(&bh, MV64x60_CPU_CONFIG); - mv64x60_write(&bh, MV64x60_CPU_CONFIG, - (temp | (1 << 26) | (1 << 19))); - - pci_dram_offset = 0; /* sys mem at same addr on PCI & cpu bus */ - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = ppc7d_map_irq; - ppc_md.pci_exclude_device = ppc7d_pci_exclude_device; - - mv64x60_set_bus(&bh, 0, 0); - bh.hose_a->first_busno = 0; - bh.hose_a->last_busno = 0xff; - bh.hose_a->mem_space.start = PPC7D_PCI0_MEM0_START_PCI_LO_ADDR; - bh.hose_a->mem_space.end = - PPC7D_PCI0_MEM0_START_PCI_LO_ADDR + PPC7D_PCI0_MEM0_SIZE; - - /* These will be set later, as a result of PCI0 scan */ - bh.hose_b->first_busno = 0; - bh.hose_b->last_busno = 0xff; - bh.hose_b->mem_space.start = PPC7D_PCI1_MEM0_START_PCI_LO_ADDR; - bh.hose_b->mem_space.end = - PPC7D_PCI1_MEM0_START_PCI_LO_ADDR + PPC7D_PCI1_MEM0_SIZE; - - pr_debug("MV64360: PCI#0 IO decode %08x/%08x IO remap %08x\n", - mv64x60_read(&bh, 0x48), mv64x60_read(&bh, 0x50), - mv64x60_read(&bh, 0xf0)); -} - -static void __init ppc7d_setup_arch(void) -{ - int port; - - loops_per_jiffy = 100000000 / HZ; - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif - - if ((cur_cpu_spec[0]->cpu_features & CPU_FTR_SPEC7450) || - (cur_cpu_spec[0]->cpu_features & CPU_FTR_L3CR)) - /* 745x is different. We only want to pass along enable. */ - _set_L2CR(L2CR_L2E); - else if (cur_cpu_spec[0]->cpu_features & CPU_FTR_L2CR) - /* All modules have 1MB of L2. We also assume that an - * L2 divisor of 3 will work. - */ - _set_L2CR(L2CR_L2E | L2CR_L2SIZ_1MB | L2CR_L2CLK_DIV3 - | L2CR_L2RAM_PIPE | L2CR_L2OH_1_0 | L2CR_L2DF); - - if (cur_cpu_spec[0]->cpu_features & CPU_FTR_L3CR) - /* No L3 cache */ - _set_L3CR(0); - -#ifdef CONFIG_DUMMY_CONSOLE - conswitchp = &dummy_con; -#endif - - /* Lookup PCI host bridges */ - if (ppc_md.progress) - ppc_md.progress("ppc7d_setup_arch: calling setup_bridge", 0); - - ppc7d_setup_bridge(); - ppc7d_setup_peripherals(); - - /* Disable ethernet. It might have been setup by the bootrom */ - for (port = 0; port < 3; port++) - mv64x60_write(&bh, MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(port), - 0x0000ff00); - - /* Clear queue pointers to ensure they are all initialized, - * otherwise since queues 1-7 are unused, they have random - * pointers which look strange in register dumps. Don't bother - * with queue 0 since it will be initialized later. - */ - for (port = 0; port < 3; port++) { - mv64x60_write(&bh, - MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_1(port), - 0x00000000); - mv64x60_write(&bh, - MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_2(port), - 0x00000000); - mv64x60_write(&bh, - MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_3(port), - 0x00000000); - mv64x60_write(&bh, - MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_4(port), - 0x00000000); - mv64x60_write(&bh, - MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_5(port), - 0x00000000); - mv64x60_write(&bh, - MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_6(port), - 0x00000000); - mv64x60_write(&bh, - MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_7(port), - 0x00000000); - } - - printk(KERN_INFO "Radstone Technology PPC7D\n"); - if (ppc_md.progress) - ppc_md.progress("ppc7d_setup_arch: exit", 0); - -} - -/* Real Time Clock support. - * PPC7D has a DS1337 accessed by I2C. - */ -static ulong ppc7d_get_rtc_time(void) -{ - struct rtc_time tm; - int result; - - spin_lock(&rtc_lock); - result = ds1337_do_command(0, DS1337_GET_DATE, &tm); - spin_unlock(&rtc_lock); - - if (result == 0) - result = mktime(tm.tm_year, tm.tm_mon, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec); - - return result; -} - -static int ppc7d_set_rtc_time(unsigned long nowtime) -{ - struct rtc_time tm; - int result; - - spin_lock(&rtc_lock); - to_tm(nowtime, &tm); - result = ds1337_do_command(0, DS1337_SET_DATE, &tm); - spin_unlock(&rtc_lock); - - return result; -} - -/* This kernel command line parameter can be used to have the target - * wait for a JTAG debugger to attach. Of course, a JTAG debugger - * with hardware breakpoint support can have the target stop at any - * location during init, but this is a convenience feature that makes - * it easier in the common case of loading the code using the ppcboot - * bootloader.. - */ -static unsigned long ppc7d_wait_debugger; - -static int __init ppc7d_waitdbg(char *str) -{ - ppc7d_wait_debugger = 1; - return 1; -} - -__setup("waitdbg", ppc7d_waitdbg); - -/* Second phase board init, called after other (architecture common) - * low-level services have been initialized. - */ -static void ppc7d_init2(void) -{ - unsigned long flags; - u32 data; - u8 data8; - - pr_debug("%s: enter\n", __FUNCTION__); - - /* Wait for debugger? */ - if (ppc7d_wait_debugger) { - printk("Waiting for debugger...\n"); - - while (readl(&ppc7d_wait_debugger)) ; - } - - /* Hook up i8259 interrupt which is connected to GPP28 */ - request_irq(mv64360_irq_base + MV64x60_IRQ_GPP28, ppc7d_i8259_intr, - SA_INTERRUPT, "I8259 (GPP28) interrupt", (void *)0); - - /* Configure MPP16 as watchdog NMI, MPP17 as watchdog WDE */ - spin_lock_irqsave(&mv64x60_lock, flags); - data = mv64x60_read(&bh, MV64x60_MPP_CNTL_2); - data &= ~(0x0000000f << 0); - data |= (0x00000004 << 0); - data &= ~(0x0000000f << 4); - data |= (0x00000004 << 4); - mv64x60_write(&bh, MV64x60_MPP_CNTL_2, data); - spin_unlock_irqrestore(&mv64x60_lock, flags); - - /* All LEDs off */ - data8 = inb(PPC7D_CPLD_LEDS); - data8 &= ~0x08; - data8 |= 0x07; - outb(data8, PPC7D_CPLD_LEDS); - - /* Hook up RTC. We couldn't do this earlier because we need the I2C subsystem */ - ppc_md.set_rtc_time = ppc7d_set_rtc_time; - ppc_md.get_rtc_time = ppc7d_get_rtc_time; - - pr_debug("%s: exit\n", __FUNCTION__); -} - -/* Called from machine_init(), early, before any of the __init functions - * have run. We must init software-configurable pins before other functions - * such as interrupt controllers are initialised. - */ -void __init platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - u8 val8; - u8 rev_num; - - /* Map 0xe0000000-0xffffffff early because we need access to SRAM - * and the ISA memory space (for serial port) here. This mapping - * is redone properly in ppc7d_map_io() later. - */ - mtspr(SPRN_DBAT3U, 0xe0003fff); - mtspr(SPRN_DBAT3L, 0xe000002a); - - /* - * Zero SRAM. Note that this generates parity errors on - * internal data path in SRAM if it's first time accessing it - * after reset. - * - * We do this ASAP to avoid parity errors when reading - * uninitialized SRAM. - */ - memset((void *)PPC7D_INTERNAL_SRAM_BASE, 0, MV64360_SRAM_SIZE); - - pr_debug("platform_init: r3-r7: %lx %lx %lx %lx %lx\n", - r3, r4, r5, r6, r7); - - parse_bootinfo(find_bootinfo()); - - /* ASSUMPTION: If both r3 (bd_t pointer) and r6 (cmdline pointer) - * are non-zero, then we should use the board info from the bd_t - * structure and the cmdline pointed to by r6 instead of the - * information from birecs, if any. Otherwise, use the information - * from birecs as discovered by the preceeding call to - * parse_bootinfo(). This rule should work with both PPCBoot, which - * uses a bd_t board info structure, and the kernel boot wrapper, - * which uses birecs. - */ - if (r3 && r6) { - bd_t *bp = (bd_t *) __res; - - /* copy board info structure */ - memcpy((void *)__res, (void *)(r3 + KERNELBASE), sizeof(bd_t)); - /* copy command line */ - *(char *)(r7 + KERNELBASE) = 0; - strcpy(cmd_line, (char *)(r6 + KERNELBASE)); - - printk(KERN_INFO "Board info data:-\n"); - printk(KERN_INFO " Internal freq: %lu MHz, bus freq: %lu MHz\n", - bp->bi_intfreq, bp->bi_busfreq); - printk(KERN_INFO " Memory: %lx, size %lx\n", bp->bi_memstart, - bp->bi_memsize); - printk(KERN_INFO " Console baudrate: %lu\n", bp->bi_baudrate); - printk(KERN_INFO " Ethernet address: " - "%02x:%02x:%02x:%02x:%02x:%02x\n", - bp->bi_enetaddr[0], bp->bi_enetaddr[1], - bp->bi_enetaddr[2], bp->bi_enetaddr[3], - bp->bi_enetaddr[4], bp->bi_enetaddr[5]); - } -#ifdef CONFIG_BLK_DEV_INITRD - /* take care of initrd if we have one */ - if (r4) { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - printk(KERN_INFO "INITRD @ %lx/%lx\n", initrd_start, initrd_end); - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - /* Map in board regs, etc. */ - isa_io_base = 0xe8000000; - isa_mem_base = 0xe8000000; - pci_dram_offset = 0x00000000; - ISA_DMA_THRESHOLD = 0x00ffffff; - DMA_MODE_READ = 0x44; - DMA_MODE_WRITE = 0x48; - - ppc_md.setup_arch = ppc7d_setup_arch; - ppc_md.init = ppc7d_init2; - ppc_md.show_cpuinfo = ppc7d_show_cpuinfo; - ppc_md.irq_canonicalize = ppc7d_irq_canonicalize; - ppc_md.init_IRQ = ppc7d_init_irq; - ppc_md.get_irq = ppc7d_get_irq; - - ppc_md.restart = ppc7d_restart; - ppc_md.power_off = ppc7d_power_off; - ppc_md.halt = ppc7d_halt; - - ppc_md.find_end_of_memory = ppc7d_find_end_of_memory; - ppc_md.setup_io_mappings = ppc7d_map_io; - - ppc_md.time_init = NULL; - ppc_md.set_rtc_time = NULL; - ppc_md.get_rtc_time = NULL; - ppc_md.calibrate_decr = ppc7d_calibrate_decr; - ppc_md.nvram_read_val = NULL; - ppc_md.nvram_write_val = NULL; - - ppc_md.heartbeat = ppc7d_heartbeat; - ppc_md.heartbeat_reset = HZ; - ppc_md.heartbeat_count = ppc_md.heartbeat_reset; - - ppc_md.pcibios_fixup_bus = ppc7d_pci_fixup_bus; - -#if defined(CONFIG_SERIAL_MPSC) || defined(CONFIG_MV643XX_ETH) || \ - defined(CONFIG_I2C_MV64XXX) - platform_notify = ppc7d_platform_notify; -#endif - -#ifdef CONFIG_SERIAL_MPSC - /* On PPC7D, we must configure MPSC support via CPLD control - * registers. - */ - outb(PPC7D_CPLD_RTS_COM4_SCLK | - PPC7D_CPLD_RTS_COM56_ENABLED, PPC7D_CPLD_RTS); - outb(PPC7D_CPLD_COMS_COM3_TCLKEN | - PPC7D_CPLD_COMS_COM3_TXEN | - PPC7D_CPLD_COMS_COM4_TCLKEN | - PPC7D_CPLD_COMS_COM4_TXEN, PPC7D_CPLD_COMS); -#endif /* CONFIG_SERIAL_MPSC */ - -#if defined(CONFIG_KGDB) || defined(CONFIG_SERIAL_TEXT_DEBUG) - ppc7d_early_serial_map(); -#ifdef CONFIG_SERIAL_TEXT_DEBUG -#if defined(CONFIG_SERIAL_MPSC_CONSOLE) - ppc_md.progress = mv64x60_mpsc_progress; -#elif defined(CONFIG_SERIAL_8250) - ppc_md.progress = gen550_progress; -#else -#error CONFIG_KGDB || CONFIG_SERIAL_TEXT_DEBUG has no supported CONFIG_SERIAL_XXX -#endif /* CONFIG_SERIAL_8250 */ -#endif /* CONFIG_SERIAL_TEXT_DEBUG */ -#endif /* CONFIG_KGDB || CONFIG_SERIAL_TEXT_DEBUG */ - - /* Enable write access to user flash. This is necessary for - * flash probe. - */ - val8 = readb((void *)isa_io_base + PPC7D_CPLD_SW_FLASH_WRITE_PROTECT); - writeb(val8 | (PPC7D_CPLD_SW_FLASH_WRPROT_ENABLED & - PPC7D_CPLD_SW_FLASH_WRPROT_USER_MASK), - (void *)isa_io_base + PPC7D_CPLD_SW_FLASH_WRITE_PROTECT); - - /* Determine if this board has IBM ALMA VME devices */ - val8 = readb((void *)isa_io_base + PPC7D_CPLD_BOARD_REVISION); - rev_num = (val8 & PPC7D_CPLD_BOARD_REVISION_NUMBER_MASK) >> 5; - if (rev_num <= 1) - ppc7d_has_alma = 1; - -#ifdef DEBUG - console_printk[0] = 8; -#endif -} diff --git a/arch/ppc/platforms/radstone_ppc7d.h b/arch/ppc/platforms/radstone_ppc7d.h deleted file mode 100644 index 938375510be..00000000000 --- a/arch/ppc/platforms/radstone_ppc7d.h +++ /dev/null @@ -1,435 +0,0 @@ -/* - * arch/ppc/platforms/radstone_ppc7d.h - * - * Board definitions for the Radstone PPC7D boards. - * - * Author: James Chapman <jchapman@katalix.com> - * - * Based on code done by Rabeeh Khoury - rabeeh@galileo.co.il - * Based on code done by - Mark A. Greer <mgreer@mvista.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -/* - * The MV64360 has 2 PCI buses each with 1 window from the CPU bus to - * PCI I/O space and 4 windows from the CPU bus to PCI MEM space. - * We'll only use one PCI MEM window on each PCI bus. - * - * This is the CPU physical memory map (windows must be at least 1MB - * and start on a boundary that is a multiple of the window size): - * - * 0xff800000-0xffffffff - Boot window - * 0xff000000-0xff000fff - AFIX registers (DevCS2) - * 0xfef00000-0xfef0ffff - Internal MV64x60 registers - * 0xfef40000-0xfef7ffff - Internal SRAM - * 0xfef00000-0xfef0ffff - MV64360 Registers - * 0x70000000-0x7fffffff - soldered flash (DevCS3) - * 0xe8000000-0xe9ffffff - PCI I/O - * 0x80000000-0xbfffffff - PCI MEM - */ - -#ifndef __PPC_PLATFORMS_PPC7D_H -#define __PPC_PLATFORMS_PPC7D_H - -#include <asm/ppcboot.h> - -/***************************************************************************** - * CPU Physical Memory Map setup. - *****************************************************************************/ - -#define PPC7D_BOOT_WINDOW_BASE 0xff800000 -#define PPC7D_AFIX_REG_BASE 0xff000000 -#define PPC7D_INTERNAL_SRAM_BASE 0xfef40000 -#define PPC7D_FLASH_BASE 0x70000000 - -#define PPC7D_BOOT_WINDOW_SIZE_ACTUAL 0x00800000 /* 8MB */ -#define PPC7D_FLASH_SIZE_ACTUAL 0x10000000 /* 256MB */ - -#define PPC7D_BOOT_WINDOW_SIZE max(MV64360_WINDOW_SIZE_MIN, \ - PPC7D_BOOT_WINDOW_SIZE_ACTUAL) -#define PPC7D_FLASH_SIZE max(MV64360_WINDOW_SIZE_MIN, \ - PPC7D_FLASH_SIZE_ACTUAL) -#define PPC7D_AFIX_REG_SIZE max(MV64360_WINDOW_SIZE_MIN, 0xff) - - -#define PPC7D_PCI0_MEM0_START_PROC_ADDR 0x80000000UL -#define PPC7D_PCI0_MEM0_START_PCI_HI_ADDR 0x00000000UL -#define PPC7D_PCI0_MEM0_START_PCI_LO_ADDR 0x80000000UL -#define PPC7D_PCI0_MEM0_SIZE 0x20000000UL -#define PPC7D_PCI0_MEM1_START_PROC_ADDR 0xe8010000UL -#define PPC7D_PCI0_MEM1_START_PCI_HI_ADDR 0x00000000UL -#define PPC7D_PCI0_MEM1_START_PCI_LO_ADDR 0x00000000UL -#define PPC7D_PCI0_MEM1_SIZE 0x000f0000UL -#define PPC7D_PCI0_IO_START_PROC_ADDR 0xe8000000UL -#define PPC7D_PCI0_IO_START_PCI_ADDR 0x00000000UL -#define PPC7D_PCI0_IO_SIZE 0x00010000UL - -#define PPC7D_PCI1_MEM0_START_PROC_ADDR 0xa0000000UL -#define PPC7D_PCI1_MEM0_START_PCI_HI_ADDR 0x00000000UL -#define PPC7D_PCI1_MEM0_START_PCI_LO_ADDR 0xa0000000UL -#define PPC7D_PCI1_MEM0_SIZE 0x20000000UL -#define PPC7D_PCI1_MEM1_START_PROC_ADDR 0xe9800000UL -#define PPC7D_PCI1_MEM1_START_PCI_HI_ADDR 0x00000000UL -#define PPC7D_PCI1_MEM1_START_PCI_LO_ADDR 0x00000000UL -#define PPC7D_PCI1_MEM1_SIZE 0x00800000UL -#define PPC7D_PCI1_IO_START_PROC_ADDR 0xe9000000UL -#define PPC7D_PCI1_IO_START_PCI_ADDR 0x00000000UL -#define PPC7D_PCI1_IO_SIZE 0x00010000UL - -#define PPC7D_DEFAULT_BAUD 9600 -#define PPC7D_MPSC_CLK_SRC 8 /* TCLK */ -#define PPC7D_MPSC_CLK_FREQ 133333333 /* 133.3333... MHz */ - -#define PPC7D_ETH0_PHY_ADDR 8 -#define PPC7D_ETH1_PHY_ADDR 9 -#define PPC7D_ETH2_PHY_ADDR 0 - -#define PPC7D_ETH_TX_QUEUE_SIZE 400 -#define PPC7D_ETH_RX_QUEUE_SIZE 400 - -#define PPC7D_ETH_PORT_CONFIG_VALUE \ - MV64340_ETH_UNICAST_NORMAL_MODE | \ - MV64340_ETH_DEFAULT_RX_QUEUE_0 | \ - MV64340_ETH_DEFAULT_RX_ARP_QUEUE_0 | \ - MV64340_ETH_RECEIVE_BC_IF_NOT_IP_OR_ARP | \ - MV64340_ETH_RECEIVE_BC_IF_IP | \ - MV64340_ETH_RECEIVE_BC_IF_ARP | \ - MV64340_ETH_CAPTURE_TCP_FRAMES_DIS | \ - MV64340_ETH_CAPTURE_UDP_FRAMES_DIS | \ - MV64340_ETH_DEFAULT_RX_TCP_QUEUE_0 | \ - MV64340_ETH_DEFAULT_RX_UDP_QUEUE_0 | \ - MV64340_ETH_DEFAULT_RX_BPDU_QUEUE_0 - -#define PPC7D_ETH_PORT_CONFIG_EXTEND_VALUE \ - MV64340_ETH_SPAN_BPDU_PACKETS_AS_NORMAL | \ - MV64340_ETH_PARTITION_DISABLE - -#define GT_ETH_IPG_INT_RX(value) \ - ((value & 0x3fff) << 8) - -#define PPC7D_ETH_PORT_SDMA_CONFIG_VALUE \ - MV64340_ETH_RX_BURST_SIZE_4_64BIT | \ - GT_ETH_IPG_INT_RX(0) | \ - MV64340_ETH_TX_BURST_SIZE_4_64BIT - -#define PPC7D_ETH_PORT_SERIAL_CONTROL_VALUE \ - MV64340_ETH_ENABLE_AUTO_NEG_FOR_DUPLX | \ - MV64340_ETH_DISABLE_AUTO_NEG_FOR_FLOW_CTRL | \ - MV64340_ETH_ADV_SYMMETRIC_FLOW_CTRL | \ - MV64340_ETH_FORCE_FC_MODE_NO_PAUSE_DIS_TX | \ - MV64340_ETH_FORCE_BP_MODE_NO_JAM | \ - (1 << 9) | \ - MV64340_ETH_DO_NOT_FORCE_LINK_FAIL | \ - MV64340_ETH_RETRANSMIT_16_ATTEMPTS | \ - MV64340_ETH_ENABLE_AUTO_NEG_SPEED_GMII | \ - MV64340_ETH_DTE_ADV_0 | \ - MV64340_ETH_DISABLE_AUTO_NEG_BYPASS | \ - MV64340_ETH_AUTO_NEG_NO_CHANGE | \ - MV64340_ETH_MAX_RX_PACKET_9700BYTE | \ - MV64340_ETH_CLR_EXT_LOOPBACK | \ - MV64340_ETH_SET_FULL_DUPLEX_MODE | \ - MV64340_ETH_ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX - -/***************************************************************************** - * Serial defines. - *****************************************************************************/ - -#define PPC7D_SERIAL_0 0xe80003f8 -#define PPC7D_SERIAL_1 0xe80002f8 - -#define RS_TABLE_SIZE 2 - -/* Rate for the 1.8432 Mhz clock for the onboard serial chip */ -#define UART_CLK 1843200 -#define BASE_BAUD ( UART_CLK / 16 ) - -#ifdef CONFIG_SERIAL_DETECT_IRQ -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_AUTO_IRQ) -#else -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF) -#endif - -#define STD_SERIAL_PORT_DFNS \ - { 0, BASE_BAUD, PPC7D_SERIAL_0, 4, STD_COM_FLAGS, /* ttyS0 */ \ - iomem_base: (u8 *)PPC7D_SERIAL_0, \ - io_type: SERIAL_IO_MEM, }, \ - { 0, BASE_BAUD, PPC7D_SERIAL_1, 3, STD_COM_FLAGS, /* ttyS1 */ \ - iomem_base: (u8 *)PPC7D_SERIAL_1, \ - io_type: SERIAL_IO_MEM }, - -#define SERIAL_PORT_DFNS \ - STD_SERIAL_PORT_DFNS - -/***************************************************************************** - * CPLD defines. - * - * Register map:- - * - * 0000 to 000F South Bridge DMA 1 Control - * 0020 and 0021 South Bridge Interrupt 1 Control - * 0040 to 0043 South Bridge Counter Control - * 0060 Keyboard - * 0061 South Bridge NMI Status and Control - * 0064 Keyboard - * 0071 and 0072 RTC R/W - * 0078 to 007B South Bridge BIOS Timer - * 0080 to 0090 South Bridge DMA Pages - * 00A0 and 00A1 South Bridge Interrupt 2 Control - * 00C0 to 00DE South Bridge DMA 2 Control - * 02E8 to 02EF COM6 R/W - * 02F8 to 02FF South Bridge COM2 R/W - * 03E8 to 03EF COM5 R/W - * 03F8 to 03FF South Bridge COM1 R/W - * 040A South Bridge DMA Scatter/Gather RO - * 040B DMA 1 Extended Mode WO - * 0410 to 043F South Bridge DMA Scatter/Gather - * 0481 to 048B South Bridge DMA High Pages - * 04D0 and 04D1 South Bridge Edge/Level Control - * 04D6 DMA 2 Extended Mode WO - * 0804 Memory Configuration RO - * 0806 Memory Configuration Extend RO - * 0808 SCSI Activity LED R/W - * 080C Equipment Present 1 RO - * 080E Equipment Present 2 RO - * 0810 Equipment Present 3 RO - * 0812 Equipment Present 4 RO - * 0818 Key Lock RO - * 0820 LEDS R/W - * 0824 COMs R/W - * 0826 RTS R/W - * 0828 Reset R/W - * 082C Watchdog Trig R/W - * 082E Interrupt R/W - * 0830 Interrupt Status RO - * 0832 PCI configuration RO - * 0854 Board Revision RO - * 0858 Extended ID RO - * 0864 ID Link RO - * 0866 Motherboard Type RO - * 0868 FLASH Write control RO - * 086A Software FLASH write protect R/W - * 086E FLASH Control R/W - *****************************************************************************/ - -#define PPC7D_CPLD_MEM_CONFIG 0x0804 -#define PPC7D_CPLD_MEM_CONFIG_EXTEND 0x0806 -#define PPC7D_CPLD_SCSI_ACTIVITY_LED 0x0808 -#define PPC7D_CPLD_EQUIPMENT_PRESENT_1 0x080C -#define PPC7D_CPLD_EQUIPMENT_PRESENT_2 0x080E -#define PPC7D_CPLD_EQUIPMENT_PRESENT_3 0x0810 -#define PPC7D_CPLD_EQUIPMENT_PRESENT_4 0x0812 -#define PPC7D_CPLD_KEY_LOCK 0x0818 -#define PPC7D_CPLD_LEDS 0x0820 -#define PPC7D_CPLD_COMS 0x0824 -#define PPC7D_CPLD_RTS 0x0826 -#define PPC7D_CPLD_RESET 0x0828 -#define PPC7D_CPLD_WATCHDOG_TRIG 0x082C -#define PPC7D_CPLD_INTR 0x082E -#define PPC7D_CPLD_INTR_STATUS 0x0830 -#define PPC7D_CPLD_PCI_CONFIG 0x0832 -#define PPC7D_CPLD_BOARD_REVISION 0x0854 -#define PPC7D_CPLD_EXTENDED_ID 0x0858 -#define PPC7D_CPLD_ID_LINK 0x0864 -#define PPC7D_CPLD_MOTHERBOARD_TYPE 0x0866 -#define PPC7D_CPLD_FLASH_WRITE_CNTL 0x0868 -#define PPC7D_CPLD_SW_FLASH_WRITE_PROTECT 0x086A -#define PPC7D_CPLD_FLASH_CNTL 0x086E - -/* MEMORY_CONFIG_EXTEND */ -#define PPC7D_CPLD_SDRAM_BANK_NUM_MASK 0x02 -#define PPC7D_CPLD_SDRAM_BANK_SIZE_MASK 0xc0 -#define PPC7D_CPLD_SDRAM_BANK_SIZE_128M 0 -#define PPC7D_CPLD_SDRAM_BANK_SIZE_256M 0x40 -#define PPC7D_CPLD_SDRAM_BANK_SIZE_512M 0x80 -#define PPC7D_CPLD_SDRAM_BANK_SIZE_1G 0xc0 -#define PPC7D_CPLD_FLASH_DEV_SIZE_MASK 0x03 -#define PPC7D_CPLD_FLASH_BANK_NUM_MASK 0x0c -#define PPC7D_CPLD_FLASH_DEV_SIZE_64M 0 -#define PPC7D_CPLD_FLASH_DEV_SIZE_32M 1 -#define PPC7D_CPLD_FLASH_DEV_SIZE_16M 3 -#define PPC7D_CPLD_FLASH_BANK_NUM_4 0x00 -#define PPC7D_CPLD_FLASH_BANK_NUM_3 0x04 -#define PPC7D_CPLD_FLASH_BANK_NUM_2 0x08 -#define PPC7D_CPLD_FLASH_BANK_NUM_1 0x0c - -/* SCSI_LED */ -#define PPC7D_CPLD_SCSI_ACTIVITY_LED_OFF 0 -#define PPC7D_CPLD_SCSI_ACTIVITY_LED_ON 1 - -/* EQUIPMENT_PRESENT_1 */ -#define PPC7D_CPLD_EQPT_PRES_1_FITTED 0 -#define PPC7D_CPLD_EQPT_PRES_1_PMC2_MASK (0x80 >> 2) -#define PPC7D_CPLD_EQPT_PRES_1_PMC1_MASK (0x80 >> 3) -#define PPC7D_CPLD_EQPT_PRES_1_AFIX_MASK (0x80 >> 4) - -/* EQUIPMENT_PRESENT_2 */ -#define PPC7D_CPLD_EQPT_PRES_2_FITTED !0 -#define PPC7D_CPLD_EQPT_PRES_2_UNIVERSE_MASK (0x80 >> 0) -#define PPC7D_CPLD_EQPT_PRES_2_COM36_MASK (0x80 >> 2) -#define PPC7D_CPLD_EQPT_PRES_2_GIGE_MASK (0x80 >> 3) -#define PPC7D_CPLD_EQPT_PRES_2_DUALGIGE_MASK (0x80 >> 4) - -/* EQUIPMENT_PRESENT_3 */ -#define PPC7D_CPLD_EQPT_PRES_3_PMC2_V_MASK (0x80 >> 3) -#define PPC7D_CPLD_EQPT_PRES_3_PMC2_5V (0 >> 3) -#define PPC7D_CPLD_EQPT_PRES_3_PMC2_3V (0x80 >> 3) -#define PPC7D_CPLD_EQPT_PRES_3_PMC1_V_MASK (0x80 >> 4) -#define PPC7D_CPLD_EQPT_PRES_3_PMC1_5V (0 >> 4) -#define PPC7D_CPLD_EQPT_PRES_3_PMC1_3V (0x80 >> 4) -#define PPC7D_CPLD_EQPT_PRES_3_PMC_POWER_MASK (0x80 >> 5) -#define PPC7D_CPLD_EQPT_PRES_3_PMC_POWER_INTER (0 >> 5) -#define PPC7D_CPLD_EQPT_PRES_3_PMC_POWER_VME (0x80 >> 5) - -/* EQUIPMENT_PRESENT_4 */ -#define PPC7D_CPLD_EQPT_PRES_4_LPT_MASK (0x80 >> 2) -#define PPC7D_CPLD_EQPT_PRES_4_LPT_FITTED (0x80 >> 2) -#define PPC7D_CPLD_EQPT_PRES_4_PS2_USB2_MASK (0xc0 >> 6) -#define PPC7D_CPLD_EQPT_PRES_4_PS2_FITTED (0x40 >> 6) -#define PPC7D_CPLD_EQPT_PRES_4_USB2_FITTED (0x80 >> 6) - -/* CPLD_LEDS */ -#define PPC7D_CPLD_LEDS_ON (!0) -#define PPC7D_CPLD_LEDS_OFF (0) -#define PPC7D_CPLD_LEDS_NVRAM_PAGE_MASK (0xc0 >> 2) -#define PPC7D_CPLD_LEDS_DS201_MASK (0x80 >> 4) -#define PPC7D_CPLD_LEDS_DS219_MASK (0x80 >> 5) -#define PPC7D_CPLD_LEDS_DS220_MASK (0x80 >> 6) -#define PPC7D_CPLD_LEDS_DS221_MASK (0x80 >> 7) - -/* CPLD_COMS */ -#define PPC7D_CPLD_COMS_COM3_TCLKEN (0x80 >> 0) -#define PPC7D_CPLD_COMS_COM3_RTCLKEN (0x80 >> 1) -#define PPC7D_CPLD_COMS_COM3_MODE_MASK (0x80 >> 2) -#define PPC7D_CPLD_COMS_COM3_MODE_RS232 (0) -#define PPC7D_CPLD_COMS_COM3_MODE_RS422 (0x80 >> 2) -#define PPC7D_CPLD_COMS_COM3_TXEN (0x80 >> 3) -#define PPC7D_CPLD_COMS_COM4_TCLKEN (0x80 >> 4) -#define PPC7D_CPLD_COMS_COM4_RTCLKEN (0x80 >> 5) -#define PPC7D_CPLD_COMS_COM4_MODE_MASK (0x80 >> 6) -#define PPC7D_CPLD_COMS_COM4_MODE_RS232 (0) -#define PPC7D_CPLD_COMS_COM4_MODE_RS422 (0x80 >> 6) -#define PPC7D_CPLD_COMS_COM4_TXEN (0x80 >> 7) - -/* CPLD_RTS */ -#define PPC7D_CPLD_RTS_COM36_LOOPBACK (0x80 >> 0) -#define PPC7D_CPLD_RTS_COM4_SCLK (0x80 >> 1) -#define PPC7D_CPLD_RTS_COM3_TXFUNC_MASK (0xc0 >> 2) -#define PPC7D_CPLD_RTS_COM3_TXFUNC_DISABLED (0 >> 2) -#define PPC7D_CPLD_RTS_COM3_TXFUNC_ENABLED (0x80 >> 2) -#define PPC7D_CPLD_RTS_COM3_TXFUNC_ENABLED_RTG3 (0xc0 >> 2) -#define PPC7D_CPLD_RTS_COM3_TXFUNC_ENABLED_RTG3S (0xc0 >> 2) -#define PPC7D_CPLD_RTS_COM56_MODE_MASK (0x80 >> 4) -#define PPC7D_CPLD_RTS_COM56_MODE_RS232 (0) -#define PPC7D_CPLD_RTS_COM56_MODE_RS422 (0x80 >> 4) -#define PPC7D_CPLD_RTS_COM56_ENABLE_MASK (0x80 >> 5) -#define PPC7D_CPLD_RTS_COM56_DISABLED (0) -#define PPC7D_CPLD_RTS_COM56_ENABLED (0x80 >> 5) -#define PPC7D_CPLD_RTS_COM4_TXFUNC_MASK (0xc0 >> 6) -#define PPC7D_CPLD_RTS_COM4_TXFUNC_DISABLED (0 >> 6) -#define PPC7D_CPLD_RTS_COM4_TXFUNC_ENABLED (0x80 >> 6) -#define PPC7D_CPLD_RTS_COM4_TXFUNC_ENABLED_RTG3 (0x40 >> 6) -#define PPC7D_CPLD_RTS_COM4_TXFUNC_ENABLED_RTG3S (0x40 >> 6) - -/* WATCHDOG_TRIG */ -#define PPC7D_CPLD_WDOG_CAUSE_MASK (0x80 >> 0) -#define PPC7D_CPLD_WDOG_CAUSE_NORMAL_RESET (0 >> 0) -#define PPC7D_CPLD_WDOG_CAUSE_WATCHDOG (0x80 >> 0) -#define PPC7D_CPLD_WDOG_ENABLE_MASK (0x80 >> 6) -#define PPC7D_CPLD_WDOG_ENABLE_OFF (0 >> 6) -#define PPC7D_CPLD_WDOG_ENABLE_ON (0x80 >> 6) -#define PPC7D_CPLD_WDOG_RESETSW_MASK (0x80 >> 7) -#define PPC7D_CPLD_WDOG_RESETSW_OFF (0 >> 7) -#define PPC7D_CPLD_WDOG_RESETSW_ON (0x80 >> 7) - -/* Interrupt mask and status bits */ -#define PPC7D_CPLD_INTR_TEMP_MASK (0x80 >> 0) -#define PPC7D_CPLD_INTR_HB8_MASK (0x80 >> 1) -#define PPC7D_CPLD_INTR_PHY1_MASK (0x80 >> 2) -#define PPC7D_CPLD_INTR_PHY0_MASK (0x80 >> 3) -#define PPC7D_CPLD_INTR_ISANMI_MASK (0x80 >> 5) -#define PPC7D_CPLD_INTR_CRITTEMP_MASK (0x80 >> 6) - -/* CPLD_INTR */ -#define PPC7D_CPLD_INTR_ENABLE_OFF (0) -#define PPC7D_CPLD_INTR_ENABLE_ON (!0) - -/* CPLD_INTR_STATUS */ -#define PPC7D_CPLD_INTR_STATUS_OFF (0) -#define PPC7D_CPLD_INTR_STATUS_ON (!0) - -/* CPLD_PCI_CONFIG */ -#define PPC7D_CPLD_PCI_CONFIG_PCI0_MASK 0x70 -#define PPC7D_CPLD_PCI_CONFIG_PCI0_PCI33 0x00 -#define PPC7D_CPLD_PCI_CONFIG_PCI0_PCI66 0x10 -#define PPC7D_CPLD_PCI_CONFIG_PCI0_PCIX33 0x40 -#define PPC7D_CPLD_PCI_CONFIG_PCI0_PCIX66 0x50 -#define PPC7D_CPLD_PCI_CONFIG_PCI0_PCIX100 0x60 -#define PPC7D_CPLD_PCI_CONFIG_PCI0_PCIX133 0x70 -#define PPC7D_CPLD_PCI_CONFIG_PCI1_MASK 0x07 -#define PPC7D_CPLD_PCI_CONFIG_PCI1_PCI33 0x00 -#define PPC7D_CPLD_PCI_CONFIG_PCI1_PCI66 0x01 -#define PPC7D_CPLD_PCI_CONFIG_PCI1_PCIX33 0x04 -#define PPC7D_CPLD_PCI_CONFIG_PCI1_PCIX66 0x05 -#define PPC7D_CPLD_PCI_CONFIG_PCI1_PCIX100 0x06 -#define PPC7D_CPLD_PCI_CONFIG_PCI1_PCIX133 0x07 - -/* CPLD_BOARD_REVISION */ -#define PPC7D_CPLD_BOARD_REVISION_NUMBER_MASK 0xe0 -#define PPC7D_CPLD_BOARD_REVISION_LETTER_MASK 0x1f - -/* CPLD_EXTENDED_ID */ -#define PPC7D_CPLD_EXTENDED_ID_PPC7D 0x18 - -/* CPLD_ID_LINK */ -#define PPC7D_CPLD_ID_LINK_VME64_GAP_MASK (0x80 >> 2) -#define PPC7D_CPLD_ID_LINK_VME64_GA4_MASK (0x80 >> 3) -#define PPC7D_CPLD_ID_LINK_E13_MASK (0x80 >> 4) -#define PPC7D_CPLD_ID_LINK_E12_MASK (0x80 >> 5) -#define PPC7D_CPLD_ID_LINK_E7_MASK (0x80 >> 6) -#define PPC7D_CPLD_ID_LINK_E6_MASK (0x80 >> 7) - -/* CPLD_MOTHERBOARD_TYPE */ -#define PPC7D_CPLD_MB_TYPE_ECC_ENABLE_MASK (0x80 >> 0) -#define PPC7D_CPLD_MB_TYPE_ECC_ENABLED (0x80 >> 0) -#define PPC7D_CPLD_MB_TYPE_ECC_DISABLED (0 >> 0) -#define PPC7D_CPLD_MB_TYPE_ECC_FITTED_MASK (0x80 >> 3) -#define PPC7D_CPLD_MB_TYPE_PLL_MASK 0x0c -#define PPC7D_CPLD_MB_TYPE_PLL_133 0x00 -#define PPC7D_CPLD_MB_TYPE_PLL_100 0x08 -#define PPC7D_CPLD_MB_TYPE_PLL_64 0x04 -#define PPC7D_CPLD_MB_TYPE_HW_ID_MASK 0x03 - -/* CPLD_FLASH_WRITE_CNTL */ -#define PPD7D_CPLD_FLASH_CNTL_WR_LINK_MASK (0x80 >> 0) -#define PPD7D_CPLD_FLASH_CNTL_WR_LINK_FITTED (0x80 >> 0) -#define PPD7D_CPLD_FLASH_CNTL_BOOT_LINK_MASK (0x80 >> 2) -#define PPD7D_CPLD_FLASH_CNTL_BOOT_LINK_FITTED (0x80 >> 2) -#define PPD7D_CPLD_FLASH_CNTL_USER_LINK_MASK (0x80 >> 3) -#define PPD7D_CPLD_FLASH_CNTL_USER_LINK_FITTED (0x80 >> 3) -#define PPD7D_CPLD_FLASH_CNTL_RECO_WR_MASK (0x80 >> 5) -#define PPD7D_CPLD_FLASH_CNTL_RECO_WR_ENABLED (0x80 >> 5) -#define PPD7D_CPLD_FLASH_CNTL_BOOT_WR_MASK (0x80 >> 6) -#define PPD7D_CPLD_FLASH_CNTL_BOOT_WR_ENABLED (0x80 >> 6) -#define PPD7D_CPLD_FLASH_CNTL_USER_WR_MASK (0x80 >> 7) -#define PPD7D_CPLD_FLASH_CNTL_USER_WR_ENABLED (0x80 >> 7) - -/* CPLD_SW_FLASH_WRITE_PROTECT */ -#define PPC7D_CPLD_SW_FLASH_WRPROT_ENABLED (!0) -#define PPC7D_CPLD_SW_FLASH_WRPROT_DISABLED (0) -#define PPC7D_CPLD_SW_FLASH_WRPROT_SYSBOOT_MASK (0x80 >> 6) -#define PPC7D_CPLD_SW_FLASH_WRPROT_USER_MASK (0x80 >> 7) - -/* CPLD_FLASH_WRITE_CNTL */ -#define PPC7D_CPLD_FLASH_CNTL_NVRAM_PROT_MASK (0x80 >> 0) -#define PPC7D_CPLD_FLASH_CNTL_NVRAM_DISABLED (0 >> 0) -#define PPC7D_CPLD_FLASH_CNTL_NVRAM_ENABLED (0x80 >> 0) -#define PPC7D_CPLD_FLASH_CNTL_ALTBOOT_LINK_MASK (0x80 >> 1) -#define PPC7D_CPLD_FLASH_CNTL_VMEBOOT_LINK_MASK (0x80 >> 2) -#define PPC7D_CPLD_FLASH_CNTL_RECBOOT_LINK_MASK (0x80 >> 3) - - -#endif /* __PPC_PLATFORMS_PPC7D_H */ diff --git a/arch/ppc/platforms/residual.c b/arch/ppc/platforms/residual.c deleted file mode 100644 index 0f84ca60361..00000000000 --- a/arch/ppc/platforms/residual.c +++ /dev/null @@ -1,1034 +0,0 @@ -/* - * Code to deal with the PReP residual data. - * - * Written by: Cort Dougan (cort@cs.nmt.edu) - * Improved _greatly_ and rewritten by Gabriel Paubert (paubert@iram.es) - * - * This file is based on the following documentation: - * - * IBM Power Personal Systems Architecture - * Residual Data - * Document Number: PPS-AR-FW0001 - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file COPYING in the main directory of this archive - * for more details. - * - */ - -#include <linux/string.h> -#include <asm/residual.h> -#include <asm/pnp.h> -#include <asm/byteorder.h> - -#include <linux/errno.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/stddef.h> -#include <linux/unistd.h> -#include <linux/ptrace.h> -#include <linux/slab.h> -#include <linux/user.h> -#include <linux/a.out.h> -#include <linux/tty.h> -#include <linux/major.h> -#include <linux/interrupt.h> -#include <linux/reboot.h> -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/pci.h> -#include <linux/ide.h> - -#include <asm/sections.h> -#include <asm/mmu.h> -#include <asm/io.h> -#include <asm/pgtable.h> -#include <asm/ide.h> - - -unsigned char __res[sizeof(RESIDUAL)] __prepdata = {0,}; -RESIDUAL *res = (RESIDUAL *)&__res; - -char * PnP_BASE_TYPES[] __initdata = { - "Reserved", - "MassStorageDevice", - "NetworkInterfaceController", - "DisplayController", - "MultimediaController", - "MemoryController", - "BridgeController", - "CommunicationsDevice", - "SystemPeripheral", - "InputDevice", - "ServiceProcessor" - }; - -/* Device Sub Type Codes */ - -unsigned char * PnP_SUB_TYPES[] __initdata = { - "\001\000SCSIController", - "\001\001IDEController", - "\001\002FloppyController", - "\001\003IPIController", - "\001\200OtherMassStorageController", - "\002\000EthernetController", - "\002\001TokenRingController", - "\002\002FDDIController", - "\002\0x80OtherNetworkController", - "\003\000VGAController", - "\003\001SVGAController", - "\003\002XGAController", - "\003\200OtherDisplayController", - "\004\000VideoController", - "\004\001AudioController", - "\004\200OtherMultimediaController", - "\005\000RAM", - "\005\001FLASH", - "\005\200OtherMemoryDevice", - "\006\000HostProcessorBridge", - "\006\001ISABridge", - "\006\002EISABridge", - "\006\003MicroChannelBridge", - "\006\004PCIBridge", - "\006\005PCMCIABridge", - "\006\006VMEBridge", - "\006\200OtherBridgeDevice", - "\007\000RS232Device", - "\007\001ATCompatibleParallelPort", - "\007\200OtherCommunicationsDevice", - "\010\000ProgrammableInterruptController", - "\010\001DMAController", - "\010\002SystemTimer", - "\010\003RealTimeClock", - "\010\004L2Cache", - "\010\005NVRAM", - "\010\006PowerManagement", - "\010\007CMOS", - "\010\010OperatorPanel", - "\010\011ServiceProcessorClass1", - "\010\012ServiceProcessorClass2", - "\010\013ServiceProcessorClass3", - "\010\014GraphicAssist", - "\010\017SystemPlanar", - "\010\200OtherSystemPeripheral", - "\011\000KeyboardController", - "\011\001Digitizer", - "\011\002MouseController", - "\011\003TabletController", - "\011\0x80OtherInputController", - "\012\000GeneralMemoryController", - NULL -}; - -/* Device Interface Type Codes */ - -unsigned char * PnP_INTERFACES[] __initdata = { - "\000\000\000General", - "\001\000\000GeneralSCSI", - "\001\001\000GeneralIDE", - "\001\001\001ATACompatible", - - "\001\002\000GeneralFloppy", - "\001\002\001Compatible765", - "\001\002\002NS398_Floppy", /* NS Super I/O wired to use index - register at port 398 and data - register at port 399 */ - "\001\002\003NS26E_Floppy", /* Ports 26E and 26F */ - "\001\002\004NS15C_Floppy", /* Ports 15C and 15D */ - "\001\002\005NS2E_Floppy", /* Ports 2E and 2F */ - "\001\002\006CHRP_Floppy", /* CHRP Floppy in PR*P system */ - - "\001\003\000GeneralIPI", - - "\002\000\000GeneralEther", - "\002\001\000GeneralToken", - "\002\002\000GeneralFDDI", - - "\003\000\000GeneralVGA", - "\003\001\000GeneralSVGA", - "\003\002\000GeneralXGA", - - "\004\000\000GeneralVideo", - "\004\001\000GeneralAudio", - "\004\001\001CS4232Audio", /* CS 4232 Plug 'n Play Configured */ - - "\005\000\000GeneralRAM", - /* This one is obviously wrong ! */ - "\005\000\000PCIMemoryController", /* PCI Config Method */ - "\005\000\001RS6KMemoryController", /* RS6K Config Method */ - "\005\001\000GeneralFLASH", - - "\006\000\000GeneralHostBridge", - "\006\001\000GeneralISABridge", - "\006\002\000GeneralEISABridge", - "\006\003\000GeneralMCABridge", - /* GeneralPCIBridge = 0, */ - "\006\004\000PCIBridgeDirect", - "\006\004\001PCIBridgeIndirect", - "\006\004\002PCIBridgeRS6K", - "\006\005\000GeneralPCMCIABridge", - "\006\006\000GeneralVMEBridge", - - "\007\000\000GeneralRS232", - "\007\000\001COMx", - "\007\000\002Compatible16450", - "\007\000\003Compatible16550", - "\007\000\004NS398SerPort", /* NS Super I/O wired to use index - register at port 398 and data - register at port 399 */ - "\007\000\005NS26ESerPort", /* Ports 26E and 26F */ - "\007\000\006NS15CSerPort", /* Ports 15C and 15D */ - "\007\000\007NS2ESerPort", /* Ports 2E and 2F */ - - "\007\001\000GeneralParPort", - "\007\001\001LPTx", - "\007\001\002NS398ParPort", /* NS Super I/O wired to use index - register at port 398 and data - register at port 399 */ - "\007\001\003NS26EParPort", /* Ports 26E and 26F */ - "\007\001\004NS15CParPort", /* Ports 15C and 15D */ - "\007\001\005NS2EParPort", /* Ports 2E and 2F */ - - "\010\000\000GeneralPIC", - "\010\000\001ISA_PIC", - "\010\000\002EISA_PIC", - "\010\000\003MPIC", - "\010\000\004RS6K_PIC", - - "\010\001\000GeneralDMA", - "\010\001\001ISA_DMA", - "\010\001\002EISA_DMA", - - "\010\002\000GeneralTimer", - "\010\002\001ISA_Timer", - "\010\002\002EISA_Timer", - "\010\003\000GeneralRTC", - "\010\003\001ISA_RTC", - - "\010\004\001StoreThruOnly", - "\010\004\002StoreInEnabled", - "\010\004\003RS6KL2Cache", - - "\010\005\000IndirectNVRAM", /* Indirectly addressed */ - "\010\005\001DirectNVRAM", /* Memory Mapped */ - "\010\005\002IndirectNVRAM24", /* Indirectly addressed - 24 bit */ - - "\010\006\000GeneralPowerManagement", - "\010\006\001EPOWPowerManagement", - "\010\006\002PowerControl", // d1378 - - "\010\007\000GeneralCMOS", - - "\010\010\000GeneralOPPanel", - "\010\010\001HarddiskLight", - "\010\010\002CDROMLight", - "\010\010\003PowerLight", - "\010\010\004KeyLock", - "\010\010\005ANDisplay", /* AlphaNumeric Display */ - "\010\010\006SystemStatusLED", /* 3 digit 7 segment LED */ - "\010\010\007CHRP_SystemStatusLED", /* CHRP LEDs in PR*P system */ - - "\010\011\000GeneralServiceProcessor", - "\010\012\000GeneralServiceProcessor", - "\010\013\000GeneralServiceProcessor", - - "\010\014\001TransferData", - "\010\014\002IGMC32", - "\010\014\003IGMC64", - - "\010\017\000GeneralSystemPlanar", /* 10/5/95 */ - NULL - }; - -static const unsigned char __init *PnP_SUB_TYPE_STR(unsigned char BaseType, - unsigned char SubType) { - unsigned char ** s=PnP_SUB_TYPES; - while (*s && !((*s)[0]==BaseType - && (*s)[1]==SubType)) s++; - if (*s) return *s+2; - else return("Unknown !"); -}; - -static const unsigned char __init *PnP_INTERFACE_STR(unsigned char BaseType, - unsigned char SubType, - unsigned char Interface) { - unsigned char ** s=PnP_INTERFACES; - while (*s && !((*s)[0]==BaseType - && (*s)[1]==SubType - && (*s)[2]==Interface)) s++; - if (*s) return *s+3; - else return NULL; -}; - -static void __init printsmallvendor(PnP_TAG_PACKET *pkt, int size) { - int i, c; - char decomp[4]; -#define p pkt->S14_Pack.S14_Data.S14_PPCPack - switch(p.Type) { - case 1: - /* Decompress first 3 chars */ - c = *(unsigned short *)p.PPCData; - decomp[0]='A'-1+((c>>10)&0x1F); - decomp[1]='A'-1+((c>>5)&0x1F); - decomp[2]='A'-1+(c&0x1F); - decomp[3]=0; - printk(" Chip identification: %s%4.4X\n", - decomp, ld_le16((unsigned short *)(p.PPCData+2))); - break; - default: - printk(" Small vendor item type 0x%2.2x, data (hex): ", - p.Type); - for(i=0; i<size-2; i++) printk("%2.2x ", p.PPCData[i]); - printk("\n"); - break; - } -#undef p -} - -static void __init printsmallpacket(PnP_TAG_PACKET * pkt, int size) { - static const unsigned char * intlevel[] = {"high", "low"}; - static const unsigned char * intsense[] = {"edge", "level"}; - - switch (tag_small_item_name(pkt->S1_Pack.Tag)) { - case PnPVersion: - printk(" PnPversion 0x%x.%x\n", - pkt->S1_Pack.Version[0], /* How to interpret version ? */ - pkt->S1_Pack.Version[1]); - break; -// case Logicaldevice: - break; -// case CompatibleDevice: - break; - case IRQFormat: -#define p pkt->S4_Pack - printk(" IRQ Mask 0x%4.4x, %s %s sensitive\n", - ld_le16((unsigned short *)p.IRQMask), - intlevel[(size>3) ? !(p.IRQInfo&0x05) : 0], - intsense[(size>3) ? !(p.IRQInfo&0x03) : 0]); -#undef p - break; - case DMAFormat: -#define p pkt->S5_Pack - printk(" DMA channel mask 0x%2.2x, info 0x%2.2x\n", - p.DMAMask, p.DMAInfo); -#undef p - break; - case StartDepFunc: - printk("Start dependent function:\n"); - break; - case EndDepFunc: - printk("End dependent function\n"); - break; - case IOPort: -#define p pkt->S8_Pack - printk(" Variable (%d decoded bits) I/O port\n" - " from 0x%4.4x to 0x%4.4x, alignment %d, %d ports\n", - p.IOInfo&ISAAddr16bit?16:10, - ld_le16((unsigned short *)p.RangeMin), - ld_le16((unsigned short *)p.RangeMax), - p.IOAlign, p.IONum); -#undef p - break; - case FixedIOPort: -#define p pkt->S9_Pack - printk(" Fixed (10 decoded bits) I/O port from %3.3x to %3.3x\n", - (p.Range[1]<<8)|p.Range[0], - ((p.Range[1]<<8)|p.Range[0])+p.IONum-1); -#undef p - break; - case Res1: - case Res2: - case Res3: - printk(" Undefined packet type %d!\n", - tag_small_item_name(pkt->S1_Pack.Tag)); - break; - case SmallVendorItem: - printsmallvendor(pkt,size); - break; - default: - printk(" Type 0x2.2x%d, size=%d\n", - pkt->S1_Pack.Tag, size); - break; - } -} - -static void __init printlargevendor(PnP_TAG_PACKET * pkt, int size) { - static const unsigned char * addrtype[] = {"I/O", "Memory", "System"}; - static const unsigned char * inttype[] = {"8259", "MPIC", "RS6k BUID %d"}; - static const unsigned char * convtype[] = {"Bus Memory", "Bus I/O", "DMA"}; - static const unsigned char * transtype[] = {"direct", "mapped", "direct-store segment"}; - static const unsigned char * L2type[] = {"WriteThru", "CopyBack"}; - static const unsigned char * L2assoc[] = {"DirectMapped", "2-way set"}; - - int i; - char tmpstr[30], *t; -#define p pkt->L4_Pack.L4_Data.L4_PPCPack - switch(p.Type) { - case 2: - printk(" %d K %s %s L2 cache, %d/%d bytes line/sector size\n", - ld_le32((unsigned int *)p.PPCData), - L2type[p.PPCData[10]-1], - L2assoc[p.PPCData[4]-1], - ld_le16((unsigned short *)p.PPCData+3), - ld_le16((unsigned short *)p.PPCData+4)); - break; - case 3: - printk(" PCI Bridge parameters\n" - " ConfigBaseAddress %0x\n" - " ConfigBaseData %0x\n" - " Bus number %d\n", - ld_le32((unsigned int *)p.PPCData), - ld_le32((unsigned int *)(p.PPCData+8)), - p.PPCData[16]); - for(i=20; i<size-4; i+=12) { - int j, first; - if(p.PPCData[i]) printk(" PCI Slot %d", p.PPCData[i]); - else printk (" Integrated PCI device"); - for(j=0, first=1, t=tmpstr; j<4; j++) { - int line=ld_le16((unsigned short *)(p.PPCData+i+4)+j); - if(line!=0xffff){ - if(first) first=0; else *t++='/'; - *t++='A'+j; - } - } - *t='\0'; - printk(" DevFunc 0x%x interrupt line(s) %s routed to", - p.PPCData[i+1],tmpstr); - sprintf(tmpstr, - inttype[p.PPCData[i+2]-1], - p.PPCData[i+3]); - printk(" %s line(s) ", - tmpstr); - for(j=0, first=1, t=tmpstr; j<4; j++) { - int line=ld_le16((unsigned short *)(p.PPCData+i+4)+j); - if(line!=0xffff){ - if(first) first=0; else *t++='/'; - t+=sprintf(t,"%d(%c)", - line&0x7fff, - line&0x8000?'E':'L'); - } - } - printk("%s\n",tmpstr); - } - break; - case 5: - printk(" Bridge address translation, %s decoding:\n" - " Processor Bus Size Conversion Translation\n" - " 0x%8.8x 0x%8.8x 0x%8.8x %s %s\n", - p.PPCData[0]&1 ? "positive" : "subtractive", - ld_le32((unsigned int *)p.PPCData+1), - ld_le32((unsigned int *)p.PPCData+3), - ld_le32((unsigned int *)p.PPCData+5), - convtype[p.PPCData[2]-1], - transtype[p.PPCData[1]-1]); - break; - case 6: - printk(" Bus speed %d Hz, %d slot(s)\n", - ld_le32((unsigned int *)p.PPCData), - p.PPCData[4]); - break; - case 7: - printk(" SCSI buses: %d, id(s):", p.PPCData[0]); - for(i=1; i<=p.PPCData[0]; i++) - printk(" %d%c", p.PPCData[i], i==p.PPCData[0] ? '\n' : ','); - break; - case 9: - printk(" %s address (%d bits), at 0x%x size 0x%x bytes\n", - addrtype[p.PPCData[0]-1], - p.PPCData[1], - ld_le32((unsigned int *)(p.PPCData+4)), - ld_le32((unsigned int *)(p.PPCData+12))); - break; - case 10: - sprintf(tmpstr, - inttype[p.PPCData[0]-1], - p.PPCData[1]); - - printk(" ISA interrupts routed to %s\n" - " lines", - tmpstr); - for(i=0; i<16; i++) { - int line=ld_le16((unsigned short *)p.PPCData+i+1); - if (line!=0xffff) printk(" %d(IRQ%d)", line, i); - } - printk("\n"); - break; - default: - printk(" Large vendor item type 0x%2.2x\n Data (hex):", - p.Type); - for(i=0; i<size-4; i++) printk(" %2.2x", p.PPCData[i]); - printk("\n"); -#undef p - } -} - -static void __init printlargepacket(PnP_TAG_PACKET * pkt, int size) { - switch (tag_large_item_name(pkt->S1_Pack.Tag)) { - case LargeVendorItem: - printlargevendor(pkt, size); - break; - default: - printk(" Type 0x2.2x%d, size=%d\n", - pkt->S1_Pack.Tag, size); - break; - } -} - -static void __init printpackets(PnP_TAG_PACKET * pkt, const char * cat) -{ - if (pkt->S1_Pack.Tag== END_TAG) { - printk(" No packets describing %s resources.\n", cat); - return; - } - printk( " Packets describing %s resources:\n",cat); - do { - int size; - if (tag_type(pkt->S1_Pack.Tag)) { - size= 3 + - pkt->L1_Pack.Count0 + - pkt->L1_Pack.Count1*256; - printlargepacket(pkt, size); - } else { - size=tag_small_count(pkt->S1_Pack.Tag)+1; - printsmallpacket(pkt, size); - } - pkt = (PnP_TAG_PACKET *)((unsigned char *) pkt + size); - } while (pkt->S1_Pack.Tag != END_TAG); -} - -void __init print_residual_device_info(void) -{ - int i; - PPC_DEVICE *dev; -#define did dev->DeviceId - - /* make sure we have residual data first */ - if (!have_residual_data) - return; - - printk("Residual: %ld devices\n", res->ActualNumDevices); - for ( i = 0; - i < res->ActualNumDevices ; - i++) - { - char decomp[4], sn[20]; - const char * s; - dev = &res->Devices[i]; - s = PnP_INTERFACE_STR(did.BaseType, did.SubType, - did.Interface); - if(!s) { - sprintf(sn, "interface %d", did.Interface); - s=sn; - } - if ( did.BusId & PCIDEVICE ) - printk("PCI Device, Bus %d, DevFunc 0x%x:", - dev->BusAccess.PCIAccess.BusNumber, - dev->BusAccess.PCIAccess.DevFuncNumber); - if ( did.BusId & PNPISADEVICE ) printk("PNPISA Device:"); - if ( did.BusId & ISADEVICE ) - printk("ISA Device, Slot %d, LogicalDev %d:", - dev->BusAccess.ISAAccess.SlotNumber, - dev->BusAccess.ISAAccess.LogicalDevNumber); - if ( did.BusId & EISADEVICE ) printk("EISA Device:"); - if ( did.BusId & PROCESSORDEVICE ) - printk("ProcBus Device, Bus %d, BUID %d: ", - dev->BusAccess.ProcBusAccess.BusNumber, - dev->BusAccess.ProcBusAccess.BUID); - if ( did.BusId & PCMCIADEVICE ) printk("PCMCIA "); - if ( did.BusId & VMEDEVICE ) printk("VME "); - if ( did.BusId & MCADEVICE ) printk("MCA "); - if ( did.BusId & MXDEVICE ) printk("MX "); - /* Decompress first 3 chars */ - decomp[0]='A'-1+((did.DevId>>26)&0x1F); - decomp[1]='A'-1+((did.DevId>>21)&0x1F); - decomp[2]='A'-1+((did.DevId>>16)&0x1F); - decomp[3]=0; - printk(" %s%4.4lX, %s, %s, %s\n", - decomp, did.DevId&0xffff, - PnP_BASE_TYPES[did.BaseType], - PnP_SUB_TYPE_STR(did.BaseType,did.SubType), - s); - if ( dev->AllocatedOffset ) - printpackets( (union _PnP_TAG_PACKET *) - &res->DevicePnPHeap[dev->AllocatedOffset], - "allocated"); - if ( dev->PossibleOffset ) - printpackets( (union _PnP_TAG_PACKET *) - &res->DevicePnPHeap[dev->PossibleOffset], - "possible"); - if ( dev->CompatibleOffset ) - printpackets( (union _PnP_TAG_PACKET *) - &res->DevicePnPHeap[dev->CompatibleOffset], - "compatible"); - } -} - - -#if 0 -static void __init printVPD(void) { -#define vpd res->VitalProductData - int ps=vpd.PageSize, i, j; - static const char* Usage[]={ - "FirmwareStack", "FirmwareHeap", "FirmwareCode", "BootImage", - "Free", "Unpopulated", "ISAAddr", "PCIConfig", - "IOMemory", "SystemIO", "SystemRegs", "PCIAddr", - "UnPopSystemRom", "SystemROM", "ResumeBlock", "Other" - }; - static const unsigned char *FWMan[]={ - "IBM", "Motorola", "FirmWorks", "Bull" - }; - static const unsigned char *FWFlags[]={ - "Conventional", "OpenFirmware", "Diagnostics", "LowDebug", - "MultiBoot", "LowClient", "Hex41", "FAT", - "ISO9660", "SCSI_ID_Override", "Tape_Boot", "FW_Boot_Path" - }; - static const unsigned char *ESM[]={ - "Port92", "PCIConfigA8", "FF001030", "????????" - }; - static const unsigned char *SIOM[]={ - "Port850", "????????", "PCIConfigA8", "????????" - }; - - printk("Model: %s\n",vpd.PrintableModel); - printk("Serial: %s\n", vpd.Serial); - printk("FirmwareSupplier: %s\n", FWMan[vpd.FirmwareSupplier]); - printk("FirmwareFlags:"); - for(j=0; j<12; j++) { - if (vpd.FirmwareSupports & (1<<j)) { - printk(" %s%c", FWFlags[j], - vpd.FirmwareSupports&(-2<<j) ? ',' : '\n'); - } - } - printk("NVRamSize: %ld\n", vpd.NvramSize); - printk("SIMMslots: %ld\n", vpd.NumSIMMSlots); - printk("EndianSwitchMethod: %s\n", - ESM[vpd.EndianSwitchMethod>2 ? 2 : vpd.EndianSwitchMethod]); - printk("SpreadIOMethod: %s\n", - SIOM[vpd.SpreadIOMethod>3 ? 3 : vpd.SpreadIOMethod]); - printk("Processor/Bus frequencies (Hz): %ld/%ld\n", - vpd.ProcessorHz, vpd.ProcessorBusHz); - printk("Time Base Divisor: %ld\n", vpd.TimeBaseDivisor); - printk("WordWidth, PageSize: %ld, %d\n", vpd.WordWidth, ps); - printk("Cache sector size, Lock granularity: %ld, %ld\n", - vpd.CoherenceBlockSize, vpd.GranuleSize); - for (i=0; i<res->ActualNumMemSegs; i++) { - int mask=res->Segs[i].Usage, first, j; - printk("%8.8lx-%8.8lx ", - res->Segs[i].BasePage*ps, - (res->Segs[i].PageCount+res->Segs[i].BasePage)*ps-1); - for(j=15, first=1; j>=0; j--) { - if (mask&(1<<j)) { - if (first) first=0; - else printk(", "); - printk("%s", Usage[j]); - } - } - printk("\n"); - } -} - -/* - * Spit out some info about residual data - */ -void print_residual_device_info(void) -{ - int i; - union _PnP_TAG_PACKET *pkt; - PPC_DEVICE *dev; -#define did dev->DeviceId - - /* make sure we have residual data first */ - if (!have_residual_data) - return; - printk("Residual: %ld devices\n", res->ActualNumDevices); - for ( i = 0; - i < res->ActualNumDevices ; - i++) - { - dev = &res->Devices[i]; - /* - * pci devices - */ - if ( did.BusId & PCIDEVICE ) - { - printk("PCI Device:"); - /* unknown vendor */ - if ( !strncmp( "Unknown", pci_strvendor(did.DevId>>16), 7) ) - printk(" id %08lx types %d/%d", did.DevId, - did.BaseType, did.SubType); - /* known vendor */ - else - printk(" %s %s", - pci_strvendor(did.DevId>>16), - pci_strdev(did.DevId>>16, - did.DevId&0xffff) - ); - - if ( did.BusId & PNPISADEVICE ) - { - printk(" pnp:"); - /* get pnp info on the device */ - pkt = (union _PnP_TAG_PACKET *) - &res->DevicePnPHeap[dev->AllocatedOffset]; - for (; pkt->S1_Pack.Tag != DF_END_TAG; - pkt++ ) - { - if ( (pkt->S1_Pack.Tag == S4_Packet) || - (pkt->S1_Pack.Tag == S4_Packet_flags) ) - printk(" irq %02x%02x", - pkt->S4_Pack.IRQMask[0], - pkt->S4_Pack.IRQMask[1]); - } - } - printk("\n"); - continue; - } - /* - * isa devices - */ - if ( did.BusId & ISADEVICE ) - { - printk("ISA Device: basetype: %d subtype: %d", - did.BaseType, did.SubType); - printk("\n"); - continue; - } - /* - * eisa devices - */ - if ( did.BusId & EISADEVICE ) - { - printk("EISA Device: basetype: %d subtype: %d", - did.BaseType, did.SubType); - printk("\n"); - continue; - } - /* - * proc bus devices - */ - if ( did.BusId & PROCESSORDEVICE ) - { - printk("ProcBus Device: basetype: %d subtype: %d", - did.BaseType, did.SubType); - printk("\n"); - continue; - } - /* - * pcmcia devices - */ - if ( did.BusId & PCMCIADEVICE ) - { - printk("PCMCIA Device: basetype: %d subtype: %d", - did.BaseType, did.SubType); - printk("\n"); - continue; - } - printk("Unknown bus access device: busid %lx\n", - did.BusId); - } -} -#endif - -/* Returns the device index in the residual data, - any of the search items may be set as -1 for wildcard, - DevID number field (second halfword) is big endian ! - - Examples: - - search for the Interrupt controller (8259 type), 2 methods: - 1) i8259 = residual_find_device(~0, - NULL, - SystemPeripheral, - ProgrammableInterruptController, - ISA_PIC, - 0); - 2) i8259 = residual_find_device(~0, "PNP0000", -1, -1, -1, 0) - - - search for the first two serial devices, whatever their type) - iserial1 = residual_find_device(~0,NULL, - CommunicationsDevice, - RS232Device, - -1, 0) - iserial2 = residual_find_device(~0,NULL, - CommunicationsDevice, - RS232Device, - -1, 1) - - but search for typical COM1 and COM2 is not easy due to the - fact that the interface may be anything and the name "PNP0500" or - "PNP0501". Quite bad. - -*/ - -/* devid are easier to uncompress than to compress, so to minimize bloat -in this rarely used area we unencode and compare */ - -/* in residual data number is big endian in the device table and -little endian in the heap, so we use two parameters to avoid writing -two very similar functions */ - -static int __init same_DevID(unsigned short vendor, - unsigned short Number, - char * str) -{ - static unsigned const char hexdigit[]="0123456789ABCDEF"; - if (strlen(str)!=7) return 0; - if ( ( ((vendor>>10)&0x1f)+'A'-1 == str[0]) && - ( ((vendor>>5)&0x1f)+'A'-1 == str[1]) && - ( (vendor&0x1f)+'A'-1 == str[2]) && - (hexdigit[(Number>>12)&0x0f] == str[3]) && - (hexdigit[(Number>>8)&0x0f] == str[4]) && - (hexdigit[(Number>>4)&0x0f] == str[5]) && - (hexdigit[Number&0x0f] == str[6]) ) return 1; - return 0; -} - -PPC_DEVICE __init *residual_find_device(unsigned long BusMask, - unsigned char * DevID, - int BaseType, - int SubType, - int Interface, - int n) -{ - int i; - if (!have_residual_data) return NULL; - for (i=0; i<res->ActualNumDevices; i++) { -#define Dev res->Devices[i].DeviceId - if ( (Dev.BusId&BusMask) && - (BaseType==-1 || Dev.BaseType==BaseType) && - (SubType==-1 || Dev.SubType==SubType) && - (Interface==-1 || Dev.Interface==Interface) && - (DevID==NULL || same_DevID((Dev.DevId>>16)&0xffff, - Dev.DevId&0xffff, DevID)) && - !(n--) ) return res->Devices+i; -#undef Dev - } - return NULL; -} - -PPC_DEVICE __init *residual_find_device_id(unsigned long BusMask, - unsigned short DevID, - int BaseType, - int SubType, - int Interface, - int n) -{ - int i; - if (!have_residual_data) return NULL; - for (i=0; i<res->ActualNumDevices; i++) { -#define Dev res->Devices[i].DeviceId - if ( (Dev.BusId&BusMask) && - (BaseType==-1 || Dev.BaseType==BaseType) && - (SubType==-1 || Dev.SubType==SubType) && - (Interface==-1 || Dev.Interface==Interface) && - (DevID==0xffff || (Dev.DevId&0xffff) == DevID) && - !(n--) ) return res->Devices+i; -#undef Dev - } - return NULL; -} - -static int __init -residual_scan_pcibridge(PnP_TAG_PACKET * pkt, struct pci_dev *dev) -{ - int irq = -1; - -#define data pkt->L4_Pack.L4_Data.L4_PPCPack.PPCData - if (dev->bus->number == data[16]) { - int i, size; - - size = 3 + ld_le16((u_short *) (&pkt->L4_Pack.Count0)); - for (i = 20; i < size - 4; i += 12) { - unsigned char pin; - int line_irq; - - if (dev->devfn != data[i + 1]) - continue; - - pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); - if (pin) { - line_irq = ld_le16((unsigned short *) - (&data[i + 4 + 2 * (pin - 1)])); - irq = (line_irq == 0xffff) ? 0 - : line_irq & 0x7fff; - } else - irq = 0; - - break; - } - } -#undef data - - return irq; -} - -int __init -residual_pcidev_irq(struct pci_dev *dev) -{ - int i = 0; - int irq = -1; - PPC_DEVICE *bridge; - - while ((bridge = residual_find_device - (-1, NULL, BridgeController, PCIBridge, -1, i++))) { - - PnP_TAG_PACKET *pkt; - if (bridge->AllocatedOffset) { - pkt = PnP_find_large_vendor_packet(res->DevicePnPHeap + - bridge->AllocatedOffset, 3, 0); - if (!pkt) - continue; - - irq = residual_scan_pcibridge(pkt, dev); - if (irq != -1) - break; - } - } - - return (irq < 0) ? 0 : irq; -} - -void __init residual_irq_mask(char *irq_edge_mask_lo, char *irq_edge_mask_hi) -{ - PPC_DEVICE *dev; - int i = 0; - unsigned short irq_mask = 0x000; /* default to edge */ - - while ((dev = residual_find_device(-1, NULL, -1, -1, -1, i++))) { - PnP_TAG_PACKET *pkt; - unsigned short mask; - int size; - int offset = dev->AllocatedOffset; - - if (!offset) - continue; - - pkt = PnP_find_packet(res->DevicePnPHeap + offset, - IRQFormat, 0); - if (!pkt) - continue; - - size = tag_small_count(pkt->S1_Pack.Tag) + 1; - mask = ld_le16((unsigned short *)pkt->S4_Pack.IRQMask); - if (size > 3 && (pkt->S4_Pack.IRQInfo & 0x0c)) - irq_mask |= mask; - } - - *irq_edge_mask_lo = irq_mask & 0xff; - *irq_edge_mask_hi = irq_mask >> 8; -} - -unsigned int __init residual_isapic_addr(void) -{ - PPC_DEVICE *isapic; - PnP_TAG_PACKET *pkt; - unsigned int addr; - - isapic = residual_find_device(~0, NULL, SystemPeripheral, - ProgrammableInterruptController, - ISA_PIC, 0); - if (!isapic) - goto unknown; - - pkt = PnP_find_large_vendor_packet(res->DevicePnPHeap + - isapic->AllocatedOffset, 9, 0); - if (!pkt) - goto unknown; - -#define p pkt->L4_Pack.L4_Data.L4_PPCPack - /* Must be 32-bit system address */ - if (!((p.PPCData[0] == 3) && (p.PPCData[1] == 32))) - goto unknown; - - /* It doesn't seem to work where length != 1 (what can I say? :-/ ) */ - if (ld_le32((unsigned int *)(p.PPCData + 12)) != 1) - goto unknown; - - addr = ld_le32((unsigned int *) (p.PPCData + 4)); -#undef p - return addr; -unknown: - return 0; -} - -PnP_TAG_PACKET *PnP_find_packet(unsigned char *p, - unsigned packet_tag, - int n) -{ - unsigned mask, masked_tag, size; - if(!p) return NULL; - if (tag_type(packet_tag)) mask=0xff; else mask=0xF8; - masked_tag = packet_tag&mask; - for(; *p != END_TAG; p+=size) { - if ((*p & mask) == masked_tag && !(n--)) - return (PnP_TAG_PACKET *) p; - if (tag_type(*p)) - size=ld_le16((unsigned short *)(p+1))+3; - else - size=tag_small_count(*p)+1; - } - return NULL; /* not found */ -} - -PnP_TAG_PACKET __init *PnP_find_small_vendor_packet(unsigned char *p, - unsigned packet_type, - int n) -{ - int next=0; - while (p) { - p = (unsigned char *) PnP_find_packet(p, 0x70, next); - if (p && p[1]==packet_type && !(n--)) - return (PnP_TAG_PACKET *) p; - next = 1; - }; - return NULL; /* not found */ -} - -PnP_TAG_PACKET __init *PnP_find_large_vendor_packet(unsigned char *p, - unsigned packet_type, - int n) -{ - int next=0; - while (p) { - p = (unsigned char *) PnP_find_packet(p, 0x84, next); - if (p && p[3]==packet_type && !(n--)) - return (PnP_TAG_PACKET *) p; - next = 1; - }; - return NULL; /* not found */ -} - -#ifdef CONFIG_PROC_PREPRESIDUAL -static int proc_prep_residual_read(char * buf, char ** start, off_t off, - int count, int *eof, void *data) -{ - int n; - - n = res->ResidualLength - off; - if (n < 0) { - *eof = 1; - n = 0; - } - else { - if (n > count) - n = count; - else - *eof = 1; - - memcpy(buf, (char *)res + off, n); - *start = buf; - } - - return n; -} - -int __init -proc_prep_residual_init(void) -{ - if (have_residual_data) - create_proc_read_entry("residual", S_IRUGO, NULL, - proc_prep_residual_read, NULL); - return 0; -} - -__initcall(proc_prep_residual_init); -#endif diff --git a/arch/ppc/platforms/rpx8260.h b/arch/ppc/platforms/rpx8260.h deleted file mode 100644 index 843494a50ef..00000000000 --- a/arch/ppc/platforms/rpx8260.h +++ /dev/null @@ -1,81 +0,0 @@ -/* - * A collection of structures, addresses, and values associated with - * the Embedded Planet RPX6 (or RPX Super) MPC8260 board. - * Copied from the RPX-Classic and SBS8260 stuff. - * - * Copyright (c) 2001 Dan Malek <dan@embeddededge.com> - */ -#ifdef __KERNEL__ -#ifndef __ASM_PLATFORMS_RPX8260_H__ -#define __ASM_PLATFORMS_RPX8260_H__ - -/* A Board Information structure that is given to a program when - * prom starts it up. - */ -typedef struct bd_info { - unsigned int bi_memstart; /* Memory start address */ - unsigned int bi_memsize; /* Memory (end) size in bytes */ - unsigned int bi_nvsize; /* NVRAM size in bytes (can be 0) */ - unsigned int bi_intfreq; /* Internal Freq, in Hz */ - unsigned int bi_busfreq; /* Bus Freq, in MHz */ - unsigned int bi_cpmfreq; /* CPM Freq, in MHz */ - unsigned int bi_brgfreq; /* BRG Freq, in MHz */ - unsigned int bi_vco; /* VCO Out from PLL */ - unsigned int bi_baudrate; /* Default console baud rate */ - unsigned int bi_immr; /* IMMR when called from boot rom */ - unsigned char bi_enetaddr[6]; -} bd_t; - -extern bd_t m8xx_board_info; - -/* Memory map is configured by the PROM startup. - * We just map a few things we need. The CSR is actually 4 byte-wide - * registers that can be accessed as 8-, 16-, or 32-bit values. - */ -#define CPM_MAP_ADDR ((uint)0xf0000000) -#define RPX_CSR_ADDR ((uint)0xfa000000) -#define RPX_CSR_SIZE ((uint)(512 * 1024)) -#define RPX_NVRTC_ADDR ((uint)0xfa080000) -#define RPX_NVRTC_SIZE ((uint)(512 * 1024)) - -/* The RPX6 has 16, byte wide control/status registers. - * Not all are used (yet). - */ -extern volatile u_char *rpx6_csr_addr; - -/* Things of interest in the CSR. -*/ -#define BCSR0_ID_MASK ((u_char)0xf0) /* Read only */ -#define BCSR0_SWITCH_MASK ((u_char)0x0f) /* Read only */ -#define BCSR1_XCVR_SMC1 ((u_char)0x80) -#define BCSR1_XCVR_SMC2 ((u_char)0x40) -#define BCSR2_FLASH_WENABLE ((u_char)0x20) -#define BCSR2_NVRAM_ENABLE ((u_char)0x10) -#define BCSR2_ALT_IRQ2 ((u_char)0x08) -#define BCSR2_ALT_IRQ3 ((u_char)0x04) -#define BCSR2_PRST ((u_char)0x02) /* Force reset */ -#define BCSR2_ENPRST ((u_char)0x01) /* Enable POR */ -#define BCSR3_MODCLK_MASK ((u_char)0xe0) -#define BCSR3_ENCLKHDR ((u_char)0x10) -#define BCSR3_LED5 ((u_char)0x04) /* 0 == on */ -#define BCSR3_LED6 ((u_char)0x02) /* 0 == on */ -#define BCSR3_LED7 ((u_char)0x01) /* 0 == on */ -#define BCSR4_EN_PHY ((u_char)0x80) /* Enable PHY */ -#define BCSR4_EN_MII ((u_char)0x40) /* Enable PHY */ -#define BCSR4_MII_READ ((u_char)0x04) -#define BCSR4_MII_MDC ((u_char)0x02) -#define BCSR4_MII_MDIO ((u_char)0x01) -#define BCSR13_FETH_IRQMASK ((u_char)0xf0) -#define BCSR15_FETH_IRQ ((u_char)0x20) - -#define PHY_INTERRUPT SIU_INT_IRQ7 - -/* For our show_cpuinfo hooks. */ -#define CPUINFO_VENDOR "Embedded Planet" -#define CPUINFO_MACHINE "EP8260 PowerPC" - -/* Warm reset vector. */ -#define BOOTROM_RESTART_ADDR ((uint)0xfff00104) - -#endif /* __ASM_PLATFORMS_RPX8260_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/rpxclassic.h b/arch/ppc/platforms/rpxclassic.h deleted file mode 100644 index 6daa109491c..00000000000 --- a/arch/ppc/platforms/rpxclassic.h +++ /dev/null @@ -1,119 +0,0 @@ -/* - * A collection of structures, addresses, and values associated with - * the RPCG RPX-Classic board. Copied from the RPX-Lite stuff. - * - * Copyright (c) 1998 Dan Malek (dmalek@jlc.net) - */ -#ifdef __KERNEL__ -#ifndef __MACH_RPX_DEFS -#define __MACH_RPX_DEFS - -#include <linux/config.h> - -#ifndef __ASSEMBLY__ -/* A Board Information structure that is given to a program when - * prom starts it up. - */ -typedef struct bd_info { - unsigned int bi_memstart; /* Memory start address */ - unsigned int bi_memsize; /* Memory (end) size in bytes */ - unsigned int bi_intfreq; /* Internal Freq, in Hz */ - unsigned int bi_busfreq; /* Bus Freq, in Hz */ - unsigned char bi_enetaddr[6]; - unsigned int bi_baudrate; -} bd_t; - -extern bd_t m8xx_board_info; - -/* Memory map is configured by the PROM startup. - * We just map a few things we need. The CSR is actually 4 byte-wide - * registers that can be accessed as 8-, 16-, or 32-bit values. - */ -#define PCI_ISA_IO_ADDR ((unsigned)0x80000000) -#define PCI_ISA_IO_SIZE ((uint)(512 * 1024 * 1024)) -#define PCI_ISA_MEM_ADDR ((unsigned)0xc0000000) -#define PCI_ISA_MEM_SIZE ((uint)(512 * 1024 * 1024)) -#define RPX_CSR_ADDR ((uint)0xfa400000) -#define RPX_CSR_SIZE ((uint)(4 * 1024)) -#define IMAP_ADDR ((uint)0xfa200000) -#define IMAP_SIZE ((uint)(64 * 1024)) -#define PCI_CSR_ADDR ((uint)0x80000000) -#define PCI_CSR_SIZE ((uint)(64 * 1024)) -#define PCMCIA_MEM_ADDR ((uint)0xe0000000) -#define PCMCIA_MEM_SIZE ((uint)(64 * 1024)) -#define PCMCIA_IO_ADDR ((uint)0xe4000000) -#define PCMCIA_IO_SIZE ((uint)(4 * 1024)) -#define PCMCIA_ATTRB_ADDR ((uint)0xe8000000) -#define PCMCIA_ATTRB_SIZE ((uint)(4 * 1024)) - -/* Things of interest in the CSR. -*/ -#define BCSR0_ETHEN ((uint)0x80000000) -#define BCSR0_ETHLPBK ((uint)0x40000000) -#define BCSR0_COLTESTDIS ((uint)0x20000000) -#define BCSR0_FULLDPLXDIS ((uint)0x10000000) -#define BCSR0_ENFLSHSEL ((uint)0x04000000) -#define BCSR0_FLASH_SEL ((uint)0x02000000) -#define BCSR0_ENMONXCVR ((uint)0x01000000) - -#define BCSR0_PCMCIAVOLT ((uint)0x000f0000) /* CLLF */ -#define BCSR0_PCMCIA3VOLT ((uint)0x000a0000) /* CLLF */ -#define BCSR0_PCMCIA5VOLT ((uint)0x00060000) /* CLLF */ - -#define BCSR1_IPB5SEL ((uint)0x00100000) -#define BCSR1_PCVCTL4 ((uint)0x00080000) -#define BCSR1_PCVCTL5 ((uint)0x00040000) -#define BCSR1_PCVCTL6 ((uint)0x00020000) -#define BCSR1_PCVCTL7 ((uint)0x00010000) - -#define BCSR2_EN232XCVR ((uint)0x00008000) -#define BCSR2_QSPACESEL ((uint)0x00004000) -#define BCSR2_FETHLEDMODE ((uint)0x00000800) /* CLLF */ - -#if defined(CONFIG_HTDMSOUND) -#include <platforms/rpxhiox.h> -#endif - -/* define IO_BASE for pcmcia, CLLF only */ -#if !defined(CONFIG_PCI) -#define _IO_BASE 0x80000000 -#define _IO_BASE_SIZE 0x1000 - -/* for pcmcia sandisk */ -#ifdef CONFIG_IDE -# define MAX_HWIFS 1 -#endif -#endif - -/* Interrupt level assignments. -*/ -#define FEC_INTERRUPT SIU_LEVEL1 /* FEC interrupt */ - - -/* CPM Ethernet through SCCx. - * - * Bits in parallel I/O port registers that have to be set/cleared - * to configure the pins for SCC1 use. - */ -#define PA_ENET_RXD ((ushort)0x0001) -#define PA_ENET_TXD ((ushort)0x0002) -#define PA_ENET_TCLK ((ushort)0x0200) -#define PA_ENET_RCLK ((ushort)0x0800) -#define PB_ENET_TENA ((uint)0x00001000) -#define PC_ENET_CLSN ((ushort)0x0010) -#define PC_ENET_RENA ((ushort)0x0020) - -/* Control bits in the SICR to route TCLK (CLK2) and RCLK (CLK4) to - * SCC1. Also, make sure GR1 (bit 24) and SC1 (bit 25) are zero. - */ -#define SICR_ENET_MASK ((uint)0x000000ff) -#define SICR_ENET_CLKRT ((uint)0x0000003d) - -/* We don't use the 8259. -*/ - -#define NR_8259_INTS 0 - -#endif /* !__ASSEMBLY__ */ -#endif /* __MACH_RPX_DEFS */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/rpxhiox.h b/arch/ppc/platforms/rpxhiox.h deleted file mode 100644 index c3fa5a65376..00000000000 --- a/arch/ppc/platforms/rpxhiox.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * The Embedded Planet HIOX expansion card definitions. - * There were a few different versions of these cards, but only - * the one that escaped real production is defined here. - * - * Copyright (c) 2000 Dan Malek (dmalek@jlc.net) - */ -#ifndef __MACH_RPX_HIOX_DEFS -#define __MACH_RPX_HIOX_DEFS - -#define HIOX_CSR_ADDR ((uint)0xfac00000) -#define HIOX_CSR_SIZE ((uint)(4 * 1024)) -#define HIOX_CSR0_ADDR HIOX_CSR_ADDR -#define HIOX_CSR4_ADDR ((uint)0xfac00004) - -#define HIOX_CSR0_DEFAULT ((uint)0x380f3c00) -#define HIOX_CSR0_ENSCC2 ((uint)0x80000000) -#define HIOX_CSR0_ENSMC2 ((uint)0x04000000) -#define HIOX_CSR0_ENVDOCLK ((uint)0x02000000) -#define HIOX_CSR0_VDORST_HL ((uint)0x01000000) -#define HIOX_CSR0_RS232SEL ((uint)0x0000c000) -#define HIOX_CSR0_SCC3SEL ((uint)0x0000c000) -#define HIOX_CSR0_SMC1SEL ((uint)0x00008000) -#define HIOX_CSR0_SCC1SEL ((uint)0x00004000) -#define HIOX_CSR0_ENTOUCH ((uint)0x00000080) -#define HIOX_CSR0_PDOWN100 ((uint)0x00000060) -#define HIOX_CSR0_PDOWN10 ((uint)0x00000040) -#define HIOX_CSR0_PDOWN1 ((uint)0x00000020) -#define HIOX_CSR0_TSELSPI ((uint)0x00000010) -#define HIOX_CSR0_TIRQSTAT ((uint)0x00000008) -#define HIOX_CSR4_DEFAULT ((uint)0x00000000) -#define HIOX_CSR4_ENTIRQ2 ((uint)0x20000000) -#define HIOX_CSR4_ENTIRQ3 ((uint)0x10000000) -#define HIOX_CSR4_ENAUDIO ((uint)0x00000080) -#define HIOX_CSR4_RSTAUDIO ((uint)0x00000040) /* 0 == reset */ -#define HIOX_CSR4_AUDCLKHI ((uint)0x00000020) -#define HIOX_CSR4_AUDSPISEL ((uint)0x00000010) -#define HIOX_CSR4_AUDIRQSTAT ((uint)0x00000008) -#define HIOX_CSR4_AUDCLKSEL ((uint)0x00000007) - -#endif diff --git a/arch/ppc/platforms/rpxlite.h b/arch/ppc/platforms/rpxlite.h deleted file mode 100644 index deee5bd36aa..00000000000 --- a/arch/ppc/platforms/rpxlite.h +++ /dev/null @@ -1,96 +0,0 @@ -/* - * A collection of structures, addresses, and values associated with - * the RPCG RPX-Lite board. Copied from the MBX stuff. - * - * Copyright (c) 1998 Dan Malek (dmalek@jlc.net) - */ -#ifdef __KERNEL__ -#ifndef __MACH_RPX_DEFS -#define __MACH_RPX_DEFS - -#include <linux/config.h> - -#ifndef __ASSEMBLY__ -/* A Board Information structure that is given to a program when - * prom starts it up. - */ -typedef struct bd_info { - unsigned int bi_memstart; /* Memory start address */ - unsigned int bi_memsize; /* Memory (end) size in bytes */ - unsigned int bi_intfreq; /* Internal Freq, in Hz */ - unsigned int bi_busfreq; /* Bus Freq, in Hz */ - unsigned char bi_enetaddr[6]; - unsigned int bi_baudrate; -} bd_t; - -extern bd_t m8xx_board_info; - -/* Memory map is configured by the PROM startup. - * We just map a few things we need. The CSR is actually 4 byte-wide - * registers that can be accessed as 8-, 16-, or 32-bit values. - */ -#define RPX_CSR_ADDR ((uint)0xfa400000) -#define RPX_CSR_SIZE ((uint)(4 * 1024)) -#define IMAP_ADDR ((uint)0xfa200000) -#define IMAP_SIZE ((uint)(64 * 1024)) -#define PCMCIA_MEM_ADDR ((uint)0x04000000) -#define PCMCIA_MEM_SIZE ((uint)(64 * 1024)) -#define PCMCIA_IO_ADDR ((uint)0x04400000) -#define PCMCIA_IO_SIZE ((uint)(4 * 1024)) - -/* Things of interest in the CSR. -*/ -#define BCSR0_ETHEN ((uint)0x80000000) -#define BCSR0_ETHLPBK ((uint)0x40000000) -#define BCSR0_COLTESTDIS ((uint)0x20000000) -#define BCSR0_FULLDPLXDIS ((uint)0x10000000) -#define BCSR0_LEDOFF ((uint)0x08000000) -#define BCSR0_USBDISABLE ((uint)0x04000000) -#define BCSR0_USBHISPEED ((uint)0x02000000) -#define BCSR0_USBPWREN ((uint)0x01000000) -#define BCSR0_PCMCIAVOLT ((uint)0x000f0000) -#define BCSR0_PCMCIA3VOLT ((uint)0x000a0000) -#define BCSR0_PCMCIA5VOLT ((uint)0x00060000) - -#define BCSR1_IPB5SEL ((uint)0x00100000) -#define BCSR1_PCVCTL4 ((uint)0x00080000) -#define BCSR1_PCVCTL5 ((uint)0x00040000) -#define BCSR1_PCVCTL6 ((uint)0x00020000) -#define BCSR1_PCVCTL7 ((uint)0x00010000) - -#if defined(CONFIG_HTDMSOUND) -#include <platforms/rpxhiox.h> -#endif - -/* define IO_BASE for pcmcia */ -#define _IO_BASE 0x80000000 -#define _IO_BASE_SIZE 0x1000 - -#ifdef CONFIG_IDE -# define MAX_HWIFS 1 -#endif - -/* CPM Ethernet through SCCx. - * - * This ENET stuff is for the MPC850 with ethernet on SCC2. Some of - * this may be unique to the RPX-Lite configuration. - * Note TENA is on Port B. - */ -#define PA_ENET_RXD ((ushort)0x0004) -#define PA_ENET_TXD ((ushort)0x0008) -#define PA_ENET_TCLK ((ushort)0x0200) -#define PA_ENET_RCLK ((ushort)0x0800) -#define PB_ENET_TENA ((uint)0x00002000) -#define PC_ENET_CLSN ((ushort)0x0040) -#define PC_ENET_RENA ((ushort)0x0080) - -#define SICR_ENET_MASK ((uint)0x0000ff00) -#define SICR_ENET_CLKRT ((uint)0x00003d00) - -/* We don't use the 8259. -*/ -#define NR_8259_INTS 0 - -#endif /* !__ASSEMBLY__ */ -#endif /* __MACH_RPX_DEFS */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/sandpoint.c b/arch/ppc/platforms/sandpoint.c deleted file mode 100644 index 21e31346b12..00000000000 --- a/arch/ppc/platforms/sandpoint.c +++ /dev/null @@ -1,766 +0,0 @@ -/* - * arch/ppc/platforms/sandpoint_setup.c - * - * Board setup routines for the Motorola SPS Sandpoint Test Platform. - * - * Author: Mark A. Greer - * mgreer@mvista.com - * - * 2000-2003 (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -/* - * This file adds support for the Motorola SPS Sandpoint Test Platform. - * These boards have a PPMC slot for the processor so any combination - * of cpu and host bridge can be attached. This port is for an 8240 PPMC - * module from Motorola SPS and other closely related cpu/host bridge - * combinations (e.g., 750/755/7400 with MPC107 host bridge). - * The sandpoint itself has a Windbond 83c553 (PCI-ISA bridge, 2 DMA ctlrs, 2 - * cascaded 8259 interrupt ctlrs, 8254 Timer/Counter, and an IDE ctlr), a - * National 87308 (RTC, 2 UARTs, Keyboard & mouse ctlrs, and a floppy ctlr), - * and 4 PCI slots (only 2 of which are usable; the other 2 are keyed for 3.3V - * but are really 5V). - * - * The firmware on the sandpoint is called DINK (not my acronym :). This port - * depends on DINK to do some basic initialization (e.g., initialize the memory - * ctlr) and to ensure that the processor is using MAP B (CHRP map). - * - * The switch settings for the Sandpoint board MUST be as follows: - * S3: down - * S4: up - * S5: up - * S6: down - * - * 'down' is in the direction from the PCI slots towards the PPMC slot; - * 'up' is in the direction from the PPMC slot towards the PCI slots. - * Be careful, the way the sandpoint board is installed in XT chasses will - * make the directions reversed. - * - * Since Motorola listened to our suggestions for improvement, we now have - * the Sandpoint X3 board. All of the PCI slots are available, it uses - * the serial interrupt interface (just a hardware thing we need to - * configure properly). - * - * Use the default X3 switch settings. The interrupts are then: - * EPIC Source - * 0 SIOINT (8259, active low) - * 1 PCI #1 - * 2 PCI #2 - * 3 PCI #3 - * 4 PCI #4 - * 7 Winbond INTC (IDE interrupt) - * 8 Winbond INTD (IDE interrupt) - * - * - * Motorola has finally released a version of DINK32 that correctly - * (seemingly) initalizes the memory controller correctly, regardless - * of the amount of memory in the system. Once a method of determining - * what version of DINK initializes the system for us, if applicable, is - * found, we can hopefully stop hardcoding 32MB of RAM. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/ide.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/serial.h> -#include <linux/tty.h> /* for linux/serial_core.h */ -#include <linux/serial_core.h> -#include <linux/serial_8250.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/time.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/prom.h> -#include <asm/smp.h> -#include <asm/vga.h> -#include <asm/open_pic.h> -#include <asm/i8259.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> -#include <asm/mpc10x.h> -#include <asm/pci-bridge.h> -#include <asm/kgdb.h> -#include <asm/ppc_sys.h> - -#include "sandpoint.h" - -/* Set non-zero if an X2 Sandpoint detected. */ -static int sandpoint_is_x2; - -unsigned char __res[sizeof(bd_t)]; - -static void sandpoint_halt(void); -static void sandpoint_probe_type(void); - -/* - * Define all of the IRQ senses and polarities. Taken from the - * Sandpoint X3 User's manual. - */ -static u_char sandpoint_openpic_initsenses[] __initdata = { - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 0: SIOINT */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 2: PCI Slot 1 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 3: PCI Slot 2 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 4: PCI Slot 3 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 5: PCI Slot 4 */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 8: IDE (INT C) */ - (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE) /* 9: IDE (INT D) */ -}; - -/* - * Motorola SPS Sandpoint interrupt routing. - */ -static inline int -x3_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { 16, 0, 0, 0 }, /* IDSEL 11 - i8259 on Winbond */ - { 0, 0, 0, 0 }, /* IDSEL 12 - unused */ - { 18, 21, 20, 19 }, /* IDSEL 13 - PCI slot 1 */ - { 19, 18, 21, 20 }, /* IDSEL 14 - PCI slot 2 */ - { 20, 19, 18, 21 }, /* IDSEL 15 - PCI slot 3 */ - { 21, 20, 19, 18 }, /* IDSEL 16 - PCI slot 4 */ - }; - - const long min_idsel = 11, max_idsel = 16, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -static inline int -x2_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - { 18, 0, 0, 0 }, /* IDSEL 11 - i8259 on Windbond */ - { 0, 0, 0, 0 }, /* IDSEL 12 - unused */ - { 16, 17, 18, 19 }, /* IDSEL 13 - PCI slot 1 */ - { 17, 18, 19, 16 }, /* IDSEL 14 - PCI slot 2 */ - { 18, 19, 16, 17 }, /* IDSEL 15 - PCI slot 3 */ - { 19, 16, 17, 18 }, /* IDSEL 16 - PCI slot 4 */ - }; - - const long min_idsel = 11, max_idsel = 16, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -static void __init -sandpoint_setup_winbond_83553(struct pci_controller *hose) -{ - int devfn; - - /* - * Route IDE interrupts directly to the 8259's IRQ 14 & 15. - * We can't route the IDE interrupt to PCI INTC# or INTD# because those - * woule interfere with the PMC's INTC# and INTD# lines. - */ - /* - * Winbond Fcn 0 - */ - devfn = PCI_DEVFN(11,0); - - early_write_config_byte(hose, - 0, - devfn, - 0x43, /* IDE Interrupt Routing Control */ - 0xef); - early_write_config_word(hose, - 0, - devfn, - 0x44, /* PCI Interrupt Routing Control */ - 0x0000); - - /* Want ISA memory cycles to be forwarded to PCI bus */ - early_write_config_byte(hose, - 0, - devfn, - 0x48, /* ISA-to-PCI Addr Decoder Control */ - 0xf0); - - /* Enable Port 92. */ - early_write_config_byte(hose, - 0, - devfn, - 0x4e, /* AT System Control Register */ - 0x06); - /* - * Winbond Fcn 1 - */ - devfn = PCI_DEVFN(11,1); - - /* Put IDE controller into native mode. */ - early_write_config_byte(hose, - 0, - devfn, - 0x09, /* Programming interface Register */ - 0x8f); - - /* Init IRQ routing, enable both ports, disable fast 16 */ - early_write_config_dword(hose, - 0, - devfn, - 0x40, /* IDE Control/Status Register */ - 0x00ff0011); - return; -} - -/* On the sandpoint X2, we must avoid sending configuration cycles to - * device #12 (IDSEL addr = AD12). - */ -static int -x2_exclude_device(u_char bus, u_char devfn) -{ - if ((bus == 0) && (PCI_SLOT(devfn) == SANDPOINT_HOST_BRIDGE_IDSEL)) - return PCIBIOS_DEVICE_NOT_FOUND; - else - return PCIBIOS_SUCCESSFUL; -} - -static void __init -sandpoint_find_bridges(void) -{ - struct pci_controller *hose; - - hose = pcibios_alloc_controller(); - - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - - if (mpc10x_bridge_init(hose, - MPC10X_MEM_MAP_B, - MPC10X_MEM_MAP_B, - MPC10X_MAPB_EUMB_BASE) == 0) { - - /* Do early winbond init, then scan PCI bus */ - sandpoint_setup_winbond_83553(hose); - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - ppc_md.pcibios_fixup = NULL; - ppc_md.pcibios_fixup_bus = NULL; - ppc_md.pci_swizzle = common_swizzle; - if (sandpoint_is_x2) { - ppc_md.pci_map_irq = x2_map_irq; - ppc_md.pci_exclude_device = x2_exclude_device; - } else - ppc_md.pci_map_irq = x3_map_irq; - } - else { - if (ppc_md.progress) - ppc_md.progress("Bridge init failed", 0x100); - printk("Host bridge init failed\n"); - } - - return; -} - -static void __init -sandpoint_setup_arch(void) -{ - /* Probe for Sandpoint model */ - sandpoint_probe_type(); - if (sandpoint_is_x2) - epic_serial_mode = 0; - - loops_per_jiffy = 100000000 / HZ; - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif - - /* Lookup PCI host bridges */ - sandpoint_find_bridges(); - - if (strncmp (cur_ppc_sys_spec->ppc_sys_name, "8245", 4) == 0) - { - bd_t *bp = (bd_t *)__res; - struct plat_serial8250_port *pdata; - - pdata = (struct plat_serial8250_port *) ppc_sys_get_pdata(MPC10X_UART0); - if (pdata) - { - pdata[0].uartclk = bp->bi_busfreq; - } - -#ifdef CONFIG_SANDPOINT_ENABLE_UART1 - pdata = (struct plat_serial8250_port *) ppc_sys_get_pdata(MPC10X_UART1); - if (pdata) - { - pdata[0].uartclk = bp->bi_busfreq; - } -#else - ppc_sys_device_remove(MPC10X_UART1); -#endif - } - - printk(KERN_INFO "Motorola SPS Sandpoint Test Platform\n"); - printk(KERN_INFO "Port by MontaVista Software, Inc. (source@mvista.com)\n"); - - /* DINK32 12.3 and below do not correctly enable any caches. - * We will do this now with good known values. Future versions - * of DINK32 are supposed to get this correct. - */ - if (cpu_has_feature(CPU_FTR_SPEC7450)) - /* 745x is different. We only want to pass along enable. */ - _set_L2CR(L2CR_L2E); - else if (cpu_has_feature(CPU_FTR_L2CR)) - /* All modules have 1MB of L2. We also assume that an - * L2 divisor of 3 will work. - */ - _set_L2CR(L2CR_L2E | L2CR_L2SIZ_1MB | L2CR_L2CLK_DIV3 - | L2CR_L2RAM_PIPE | L2CR_L2OH_1_0 | L2CR_L2DF); -#if 0 - /* Untested right now. */ - if (cpu_has_feature(CPU_FTR_L3CR)) { - /* Magic value. */ - _set_L3CR(0x8f032000); - } -#endif -} - -#define SANDPOINT_87308_CFG_ADDR 0x15c -#define SANDPOINT_87308_CFG_DATA 0x15d - -#define SANDPOINT_87308_CFG_INB(addr, byte) { \ - outb((addr), SANDPOINT_87308_CFG_ADDR); \ - (byte) = inb(SANDPOINT_87308_CFG_DATA); \ -} - -#define SANDPOINT_87308_CFG_OUTB(addr, byte) { \ - outb((addr), SANDPOINT_87308_CFG_ADDR); \ - outb((byte), SANDPOINT_87308_CFG_DATA); \ -} - -#define SANDPOINT_87308_SELECT_DEV(dev_num) { \ - SANDPOINT_87308_CFG_OUTB(0x07, (dev_num)); \ -} - -#define SANDPOINT_87308_DEV_ENABLE(dev_num) { \ - SANDPOINT_87308_SELECT_DEV(dev_num); \ - SANDPOINT_87308_CFG_OUTB(0x30, 0x01); \ -} - -/* - * To probe the Sandpoint type, we need to check for a connection between GPIO - * pins 6 and 7 on the NS87308 SuperIO. - */ -static void __init sandpoint_probe_type(void) -{ - u8 x; - /* First, ensure that the GPIO pins are enabled. */ - SANDPOINT_87308_SELECT_DEV(0x07); /* Select GPIO logical device */ - SANDPOINT_87308_CFG_OUTB(0x60, 0x07); /* Base address 0x700 */ - SANDPOINT_87308_CFG_OUTB(0x61, 0x00); - SANDPOINT_87308_CFG_OUTB(0x30, 0x01); /* Enable */ - - /* Now, set pin 7 to output and pin 6 to input. */ - outb((inb(0x701) | 0x80) & 0xbf, 0x701); - /* Set push-pull output */ - outb(inb(0x702) | 0x80, 0x702); - /* Set pull-up on input */ - outb(inb(0x703) | 0x40, 0x703); - /* Set output high and check */ - x = inb(0x700); - outb(x | 0x80, 0x700); - x = inb(0x700); - sandpoint_is_x2 = ! (x & 0x40); - if (ppc_md.progress && sandpoint_is_x2) - ppc_md.progress("High output says X2", 0); - /* Set output low and check */ - outb(x & 0x7f, 0x700); - sandpoint_is_x2 |= inb(0x700) & 0x40; - if (ppc_md.progress && sandpoint_is_x2) - ppc_md.progress("Low output says X2", 0); - if (ppc_md.progress && ! sandpoint_is_x2) - ppc_md.progress("Sandpoint is X3", 0); -} - -/* - * Fix IDE interrupts. - */ -static int __init -sandpoint_fix_winbond_83553(void) -{ - /* Make some 8259 interrupt level sensitive */ - outb(0xe0, 0x4d0); - outb(0xde, 0x4d1); - - return 0; -} - -arch_initcall(sandpoint_fix_winbond_83553); - -/* - * Initialize the ISA devices on the Nat'l PC87308VUL SuperIO chip. - */ -static int __init -sandpoint_setup_natl_87308(void) -{ - u_char reg; - - /* - * Enable all the devices on the Super I/O chip. - */ - SANDPOINT_87308_SELECT_DEV(0x00); /* Select kbd logical device */ - SANDPOINT_87308_CFG_OUTB(0xf0, 0x00); /* Set KBC clock to 8 Mhz */ - SANDPOINT_87308_DEV_ENABLE(0x00); /* Enable keyboard */ - SANDPOINT_87308_DEV_ENABLE(0x01); /* Enable mouse */ - SANDPOINT_87308_DEV_ENABLE(0x02); /* Enable rtc */ - SANDPOINT_87308_DEV_ENABLE(0x03); /* Enable fdc (floppy) */ - SANDPOINT_87308_DEV_ENABLE(0x04); /* Enable parallel */ - SANDPOINT_87308_DEV_ENABLE(0x05); /* Enable UART 2 */ - SANDPOINT_87308_CFG_OUTB(0xf0, 0x82); /* Enable bank select regs */ - SANDPOINT_87308_DEV_ENABLE(0x06); /* Enable UART 1 */ - SANDPOINT_87308_CFG_OUTB(0xf0, 0x82); /* Enable bank select regs */ - - /* Set up floppy in PS/2 mode */ - outb(0x09, SIO_CONFIG_RA); - reg = inb(SIO_CONFIG_RD); - reg = (reg & 0x3F) | 0x40; - outb(reg, SIO_CONFIG_RD); - outb(reg, SIO_CONFIG_RD); /* Have to write twice to change! */ - - return 0; -} - -arch_initcall(sandpoint_setup_natl_87308); - -static int __init -sandpoint_request_io(void) -{ - request_region(0x00,0x20,"dma1"); - request_region(0x20,0x20,"pic1"); - request_region(0x40,0x20,"timer"); - request_region(0x80,0x10,"dma page reg"); - request_region(0xa0,0x20,"pic2"); - request_region(0xc0,0x20,"dma2"); - - return 0; -} - -arch_initcall(sandpoint_request_io); - -/* - * Interrupt setup and service. Interrrupts on the Sandpoint come - * from the four PCI slots plus the 8259 in the Winbond Super I/O (SIO). - * The 8259 is cascaded from EPIC IRQ0, IRQ1-4 map to PCI slots 1-4, - * IDE is on EPIC 7 and 8. - */ -static void __init -sandpoint_init_IRQ(void) -{ - int i; - - OpenPIC_InitSenses = sandpoint_openpic_initsenses; - OpenPIC_NumInitSenses = sizeof(sandpoint_openpic_initsenses); - - mpc10x_set_openpic(); - openpic_hookup_cascade(sandpoint_is_x2 ? 17 : NUM_8259_INTERRUPTS, "82c59 cascade", - i8259_irq); - - /* - * openpic_init() has set up irq_desc[16-31] to be openpic - * interrupts. We need to set irq_desc[0-15] to be i8259 - * interrupts. - */ - for(i=0; i < NUM_8259_INTERRUPTS; i++) - irq_desc[i].handler = &i8259_pic; - - /* - * The EPIC allows for a read in the range of 0xFEF00000 -> - * 0xFEFFFFFF to generate a PCI interrupt-acknowledge transaction. - */ - i8259_init(0xfef00000); -} - -static u32 -sandpoint_irq_canonicalize(u32 irq) -{ - if (irq == 2) - return 9; - else - return irq; -} - -static unsigned long __init -sandpoint_find_end_of_memory(void) -{ - bd_t *bp = (bd_t *)__res; - - if (bp->bi_memsize) - return bp->bi_memsize; - - /* DINK32 13.0 correctly initalizes things, so iff you use - * this you _should_ be able to change this instead of a - * hardcoded value. */ -#if 0 - return mpc10x_get_mem_size(MPC10X_MEM_MAP_B); -#else - return 32*1024*1024; -#endif -} - -static void __init -sandpoint_map_io(void) -{ - io_block_mapping(0xfe000000, 0xfe000000, 0x02000000, _PAGE_IO); -} - -static void -sandpoint_restart(char *cmd) -{ - local_irq_disable(); - - /* Set exception prefix high - to the firmware */ - _nmask_and_or_msr(0, MSR_IP); - - /* Reset system via Port 92 */ - outb(0x00, 0x92); - outb(0x01, 0x92); - for(;;); /* Spin until reset happens */ -} - -static void -sandpoint_power_off(void) -{ - local_irq_disable(); - for(;;); /* No way to shut power off with software */ - /* NOTREACHED */ -} - -static void -sandpoint_halt(void) -{ - sandpoint_power_off(); - /* NOTREACHED */ -} - -static int -sandpoint_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: Motorola SPS\n"); - seq_printf(m, "machine\t\t: Sandpoint\n"); - - return 0; -} - -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) -/* - * IDE support. - */ -static int sandpoint_ide_ports_known = 0; -static unsigned long sandpoint_ide_regbase[MAX_HWIFS]; -static unsigned long sandpoint_ide_ctl_regbase[MAX_HWIFS]; -static unsigned long sandpoint_idedma_regbase; - -static void -sandpoint_ide_probe(void) -{ - struct pci_dev *pdev = pci_get_device(PCI_VENDOR_ID_WINBOND, - PCI_DEVICE_ID_WINBOND_82C105, NULL); - - if (pdev) { - sandpoint_ide_regbase[0]=pdev->resource[0].start; - sandpoint_ide_regbase[1]=pdev->resource[2].start; - sandpoint_ide_ctl_regbase[0]=pdev->resource[1].start; - sandpoint_ide_ctl_regbase[1]=pdev->resource[3].start; - sandpoint_idedma_regbase=pdev->resource[4].start; - pci_dev_put(pdev); - } - - sandpoint_ide_ports_known = 1; -} - -static int -sandpoint_ide_default_irq(unsigned long base) -{ - if (sandpoint_ide_ports_known == 0) - sandpoint_ide_probe(); - - if (base == sandpoint_ide_regbase[0]) - return SANDPOINT_IDE_INT0; - else if (base == sandpoint_ide_regbase[1]) - return SANDPOINT_IDE_INT1; - else - return 0; -} - -static unsigned long -sandpoint_ide_default_io_base(int index) -{ - if (sandpoint_ide_ports_known == 0) - sandpoint_ide_probe(); - - return sandpoint_ide_regbase[index]; -} - -static void __init -sandpoint_ide_init_hwif_ports(hw_regs_t *hw, unsigned long data_port, - unsigned long ctrl_port, int *irq) -{ - unsigned long reg = data_port; - uint alt_status_base; - int i; - - for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) { - hw->io_ports[i] = reg++; - } - - if (data_port == sandpoint_ide_regbase[0]) { - alt_status_base = sandpoint_ide_ctl_regbase[0] + 2; - hw->irq = 14; - } - else if (data_port == sandpoint_ide_regbase[1]) { - alt_status_base = sandpoint_ide_ctl_regbase[1] + 2; - hw->irq = 15; - } - else { - alt_status_base = 0; - hw->irq = 0; - } - - if (ctrl_port) { - hw->io_ports[IDE_CONTROL_OFFSET] = ctrl_port; - } else { - hw->io_ports[IDE_CONTROL_OFFSET] = alt_status_base; - } - - if (irq != NULL) { - *irq = hw->irq; - } -} -#endif - -/* - * Set BAT 3 to map 0xf8000000 to end of physical memory space 1-to-1. - */ -static __inline__ void -sandpoint_set_bat(void) -{ - unsigned long bat3u, bat3l; - - __asm__ __volatile__( - " lis %0,0xf800\n \ - ori %1,%0,0x002a\n \ - ori %0,%0,0x0ffe\n \ - mtspr 0x21e,%0\n \ - mtspr 0x21f,%1\n \ - isync\n \ - sync " - : "=r" (bat3u), "=r" (bat3l)); -} - -TODC_ALLOC(); - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* ASSUMPTION: If both r3 (bd_t pointer) and r6 (cmdline pointer) - * are non-zero, then we should use the board info from the bd_t - * structure and the cmdline pointed to by r6 instead of the - * information from birecs, if any. Otherwise, use the information - * from birecs as discovered by the preceeding call to - * parse_bootinfo(). This rule should work with both PPCBoot, which - * uses a bd_t board info structure, and the kernel boot wrapper, - * which uses birecs. - */ - if (r3 && r6) { - /* copy board info structure */ - memcpy( (void *)__res,(void *)(r3+KERNELBASE), sizeof(bd_t) ); - /* copy command line */ - *(char *)(r7+KERNELBASE) = 0; - strcpy(cmd_line, (char *)(r6+KERNELBASE)); - } - -#ifdef CONFIG_BLK_DEV_INITRD - /* take care of initrd if we have one */ - if (r4) { - initrd_start = r4 + KERNELBASE; - initrd_end = r5 + KERNELBASE; - } -#endif /* CONFIG_BLK_DEV_INITRD */ - - /* Map in board regs, etc. */ - sandpoint_set_bat(); - - isa_io_base = MPC10X_MAPB_ISA_IO_BASE; - isa_mem_base = MPC10X_MAPB_ISA_MEM_BASE; - pci_dram_offset = MPC10X_MAPB_DRAM_OFFSET; - ISA_DMA_THRESHOLD = 0x00ffffff; - DMA_MODE_READ = 0x44; - DMA_MODE_WRITE = 0x48; - - ppc_md.setup_arch = sandpoint_setup_arch; - ppc_md.show_cpuinfo = sandpoint_show_cpuinfo; - ppc_md.irq_canonicalize = sandpoint_irq_canonicalize; - ppc_md.init_IRQ = sandpoint_init_IRQ; - ppc_md.get_irq = openpic_get_irq; - - ppc_md.restart = sandpoint_restart; - ppc_md.power_off = sandpoint_power_off; - ppc_md.halt = sandpoint_halt; - - ppc_md.find_end_of_memory = sandpoint_find_end_of_memory; - ppc_md.setup_io_mappings = sandpoint_map_io; - - TODC_INIT(TODC_TYPE_PC97307, 0x70, 0x00, 0x71, 8); - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.calibrate_decr = todc_calibrate_decr; - - ppc_md.nvram_read_val = todc_mc146818_read_val; - ppc_md.nvram_write_val = todc_mc146818_write_val; - -#ifdef CONFIG_KGDB - ppc_md.kgdb_map_scc = gen550_kgdb_map_scc; -#endif -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.progress = gen550_progress; -#endif - -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) - ppc_ide_md.default_irq = sandpoint_ide_default_irq; - ppc_ide_md.default_io_base = sandpoint_ide_default_io_base; - ppc_ide_md.ide_init_hwif = sandpoint_ide_init_hwif_ports; -#endif -} diff --git a/arch/ppc/platforms/sandpoint.h b/arch/ppc/platforms/sandpoint.h deleted file mode 100644 index f4e982cb69d..00000000000 --- a/arch/ppc/platforms/sandpoint.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * arch/ppc/platforms/sandpoint.h - * - * Definitions for Motorola SPS Sandpoint Test Platform - * - * Author: Mark A. Greer - * mgreer@mvista.com - * - * 2000-2003 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -/* - * Sandpoint uses the CHRP map (Map B). - */ - -#ifndef __PPC_PLATFORMS_SANDPOINT_H -#define __PPC_PLATFORMS_SANDPOINT_H - -#include <asm/ppcboot.h> - -#if 0 -/* The Sandpoint X3 allows the IDE interrupt to be directly connected - * from the Windbond (PCI INTC or INTD) to the serial EPIC. Someday - * we should try this, but it was easier to use the existing 83c553 - * initialization than change it to route the different interrupts :-). - * -- Dan - */ -#define SANDPOINT_IDE_INT0 23 /* EPIC 7 */ -#define SANDPOINT_IDE_INT1 24 /* EPIC 8 */ -#else -#define SANDPOINT_IDE_INT0 14 /* 8259 Test */ -#define SANDPOINT_IDE_INT1 15 /* 8259 Test */ -#endif - -/* - * The sandpoint boards have processor modules that either have an 8240 or - * an MPC107 host bridge on them. These bridges have an IDSEL line that allows - * them to respond to PCI transactions as if they were a normal PCI devices. - * However, the processor on the processor side of the bridge can not reach - * out onto the PCI bus and then select the bridge or bad things will happen - * (documented in the 8240 and 107 manuals). - * Because of this, we always skip the bridge PCI device when accessing the - * PCI bus. The PCI slot that the bridge occupies is defined by the macro - * below. - */ -#define SANDPOINT_HOST_BRIDGE_IDSEL 12 - -/* - * Serial defines. - */ -#define SANDPOINT_SERIAL_0 0xfe0003f8 -#define SANDPOINT_SERIAL_1 0xfe0002f8 - -#define RS_TABLE_SIZE 2 - -/* Rate for the 1.8432 Mhz clock for the onboard serial chip */ -#define BASE_BAUD ( 1843200 / 16 ) -#define UART_CLK 1843200 - -#ifdef CONFIG_SERIAL_DETECT_IRQ -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_AUTO_IRQ) -#else -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF) -#endif - -#define STD_SERIAL_PORT_DFNS \ - { 0, BASE_BAUD, SANDPOINT_SERIAL_0, 4, STD_COM_FLAGS, /* ttyS0 */ \ - iomem_base: (u8 *)SANDPOINT_SERIAL_0, \ - io_type: SERIAL_IO_MEM }, \ - { 0, BASE_BAUD, SANDPOINT_SERIAL_1, 3, STD_COM_FLAGS, /* ttyS1 */ \ - iomem_base: (u8 *)SANDPOINT_SERIAL_1, \ - io_type: SERIAL_IO_MEM }, - -#define SERIAL_PORT_DFNS \ - STD_SERIAL_PORT_DFNS - -#endif /* __PPC_PLATFORMS_SANDPOINT_H */ diff --git a/arch/ppc/platforms/sbc82xx.c b/arch/ppc/platforms/sbc82xx.c deleted file mode 100644 index 74c9ff72c3d..00000000000 --- a/arch/ppc/platforms/sbc82xx.c +++ /dev/null @@ -1,259 +0,0 @@ -/* - * arch/ppc/platforms/sbc82xx.c - * - * SBC82XX platform support - * - * Author: Guy Streeter <streeter@redhat.com> - * - * Derived from: est8260_setup.c by Allen Curtis, ONZ - * - * Copyright 2004 Red Hat, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/init.h> -#include <linux/pci.h> - -#include <asm/mpc8260.h> -#include <asm/machdep.h> -#include <asm/io.h> -#include <asm/todc.h> -#include <asm/immap_cpm2.h> -#include <asm/pci.h> - -static void (*callback_init_IRQ)(void); - -extern unsigned char __res[sizeof(bd_t)]; - -extern void (*late_time_init)(void); - -#ifdef CONFIG_GEN_RTC -TODC_ALLOC(); - -/* - * Timer init happens before mem_init but after paging init, so we cannot - * directly use ioremap() at that time. - * late_time_init() is call after paging init. - */ - -static void sbc82xx_time_init(void) -{ - volatile memctl_cpm2_t *mc = &cpm2_immr->im_memctl; - - /* Set up CS11 for RTC chip */ - mc->memc_br11=0; - mc->memc_or11=0xffff0836; - mc->memc_br11=SBC82xx_TODC_NVRAM_ADDR | 0x0801; - - TODC_INIT(TODC_TYPE_MK48T59, 0, 0, SBC82xx_TODC_NVRAM_ADDR, 0); - - todc_info->nvram_data = - (unsigned int)ioremap(todc_info->nvram_data, 0x2000); - BUG_ON(!todc_info->nvram_data); - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; - todc_time_init(); -} -#endif /* CONFIG_GEN_RTC */ - -static volatile char *sbc82xx_i8259_map; -static char sbc82xx_i8259_mask = 0xff; -static DEFINE_SPINLOCK(sbc82xx_i8259_lock); - -static void sbc82xx_i8259_mask_and_ack_irq(unsigned int irq_nr) -{ - unsigned long flags; - - irq_nr -= NR_SIU_INTS; - - spin_lock_irqsave(&sbc82xx_i8259_lock, flags); - sbc82xx_i8259_mask |= 1 << irq_nr; - (void) sbc82xx_i8259_map[1]; /* Dummy read */ - sbc82xx_i8259_map[1] = sbc82xx_i8259_mask; - sbc82xx_i8259_map[0] = 0x20; /* OCW2: Non-specific EOI */ - spin_unlock_irqrestore(&sbc82xx_i8259_lock, flags); -} - -static void sbc82xx_i8259_mask_irq(unsigned int irq_nr) -{ - unsigned long flags; - - irq_nr -= NR_SIU_INTS; - - spin_lock_irqsave(&sbc82xx_i8259_lock, flags); - sbc82xx_i8259_mask |= 1 << irq_nr; - sbc82xx_i8259_map[1] = sbc82xx_i8259_mask; - spin_unlock_irqrestore(&sbc82xx_i8259_lock, flags); -} - -static void sbc82xx_i8259_unmask_irq(unsigned int irq_nr) -{ - unsigned long flags; - - irq_nr -= NR_SIU_INTS; - - spin_lock_irqsave(&sbc82xx_i8259_lock, flags); - sbc82xx_i8259_mask &= ~(1 << irq_nr); - sbc82xx_i8259_map[1] = sbc82xx_i8259_mask; - spin_unlock_irqrestore(&sbc82xx_i8259_lock, flags); -} - -static void sbc82xx_i8259_end_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)) - && irq_desc[irq].action) - sbc82xx_i8259_unmask_irq(irq); -} - - -struct hw_interrupt_type sbc82xx_i8259_ic = { - .typename = " i8259 ", - .enable = sbc82xx_i8259_unmask_irq, - .disable = sbc82xx_i8259_mask_irq, - .ack = sbc82xx_i8259_mask_and_ack_irq, - .end = sbc82xx_i8259_end_irq, -}; - -static irqreturn_t sbc82xx_i8259_demux(int irq, void *dev_id, struct pt_regs *regs) -{ - spin_lock(&sbc82xx_i8259_lock); - - sbc82xx_i8259_map[0] = 0x0c; /* OCW3: Read IR register on RD# pulse */ - irq = sbc82xx_i8259_map[0] & 7; /* Read IRR */ - - if (irq == 7) { - /* Possible spurious interrupt */ - int isr; - sbc82xx_i8259_map[0] = 0x0b; /* OCW3: Read IS register on RD# pulse */ - isr = sbc82xx_i8259_map[0]; /* Read ISR */ - - if (!(isr & 0x80)) { - printk(KERN_INFO "Spurious i8259 interrupt\n"); - return IRQ_HANDLED; - } - } - __do_IRQ(NR_SIU_INTS + irq, regs); - return IRQ_HANDLED; -} - -static struct irqaction sbc82xx_i8259_irqaction = { - .handler = sbc82xx_i8259_demux, - .flags = SA_INTERRUPT, - .mask = CPU_MASK_NONE, - .name = "i8259 demux", -}; - -void __init sbc82xx_init_IRQ(void) -{ - volatile memctl_cpm2_t *mc = &cpm2_immr->im_memctl; - volatile intctl_cpm2_t *ic = &cpm2_immr->im_intctl; - int i; - - callback_init_IRQ(); - - /* u-boot doesn't always set the board up correctly */ - mc->memc_br5 = 0; - mc->memc_or5 = 0xfff00856; - mc->memc_br5 = 0x22000801; - - sbc82xx_i8259_map = ioremap(0x22008000, 2); - if (!sbc82xx_i8259_map) { - printk(KERN_CRIT "Mapping i8259 interrupt controller failed\n"); - return; - } - - /* Set up the interrupt handlers for the i8259 IRQs */ - for (i = NR_SIU_INTS; i < NR_SIU_INTS + 8; i++) { - irq_desc[i].handler = &sbc82xx_i8259_ic; - irq_desc[i].status |= IRQ_LEVEL; - } - - /* make IRQ6 level sensitive */ - ic->ic_siexr &= ~(1 << (14 - (SIU_INT_IRQ6 - SIU_INT_IRQ1))); - irq_desc[SIU_INT_IRQ6].status |= IRQ_LEVEL; - - /* Initialise the i8259 */ - sbc82xx_i8259_map[0] = 0x1b; /* ICW1: Level, no cascade, ICW4 */ - sbc82xx_i8259_map[1] = 0x00; /* ICW2: vector base */ - /* No ICW3 (no cascade) */ - sbc82xx_i8259_map[1] = 0x01; /* ICW4: 8086 mode, normal EOI */ - - sbc82xx_i8259_map[0] = 0x0b; /* OCW3: Read IS register on RD# pulse */ - - sbc82xx_i8259_map[1] = sbc82xx_i8259_mask; /* Set interrupt mask */ - - /* Request cascade IRQ */ - if (setup_irq(SIU_INT_IRQ6, &sbc82xx_i8259_irqaction)) { - printk("Installation of i8259 IRQ demultiplexer failed.\n"); - } -} - -static int sbc82xx_pci_map_irq(struct pci_dev *dev, unsigned char idsel, - unsigned char pin) -{ - static char pci_irq_table[][4] = { - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { SBC82xx_PIRQA, SBC82xx_PIRQB, SBC82xx_PIRQC, SBC82xx_PIRQD }, /* IDSEL 16 - PMC slot */ - { SBC82xx_PC_IRQA, SBC82xx_PC_IRQB, -1, -1 }, /* IDSEL 17 - CardBus */ - { SBC82xx_PIRQA, SBC82xx_PIRQB, SBC82xx_PIRQC, SBC82xx_PIRQD }, /* IDSEL 18 - PCI-X bridge */ - }; - - const long min_idsel = 16, max_idsel = 18, irqs_per_slot = 4; - - return PCI_IRQ_TABLE_LOOKUP; -} - -static void __devinit quirk_sbc8260_cardbus(struct pci_dev *pdev) -{ - uint32_t ctrl; - - if (pdev->bus->number != 0 || pdev->devfn != PCI_DEVFN(17, 0)) - return; - - printk(KERN_INFO "Setting up CardBus controller\n"); - - /* Set P2CCLK bit in System Control Register */ - pci_read_config_dword(pdev, 0x80, &ctrl); - ctrl |= (1<<27); - pci_write_config_dword(pdev, 0x80, ctrl); - - /* Set MFUNC up for PCI IRQ routing via INTA and INTB, and LEDs. */ - pci_write_config_dword(pdev, 0x8c, 0x00c01d22); - -} -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1420, quirk_sbc8260_cardbus); - -void __init -m82xx_board_init(void) -{ - /* u-boot may be using one of the FCC Ethernet devices. - Use the MAC address to the SCC. */ - __res[offsetof(bd_t, bi_enetaddr[5])] &= ~3; - - /* Anything special for this platform */ - callback_init_IRQ = ppc_md.init_IRQ; - - ppc_md.init_IRQ = sbc82xx_init_IRQ; - ppc_md.pci_map_irq = sbc82xx_pci_map_irq; -#ifdef CONFIG_GEN_RTC - ppc_md.time_init = NULL; - ppc_md.get_rtc_time = NULL; - ppc_md.set_rtc_time = NULL; - ppc_md.nvram_read_val = NULL; - ppc_md.nvram_write_val = NULL; - late_time_init = sbc82xx_time_init; -#endif /* CONFIG_GEN_RTC */ -} diff --git a/arch/ppc/platforms/sbc82xx.h b/arch/ppc/platforms/sbc82xx.h deleted file mode 100644 index e4042d4995f..00000000000 --- a/arch/ppc/platforms/sbc82xx.h +++ /dev/null @@ -1,36 +0,0 @@ -/* Board information for the SBCPowerQUICCII, which should be generic for - * all 8260 boards. The IMMR is now given to us so the hard define - * will soon be removed. All of the clock values are computed from - * the configuration SCMR and the Power-On-Reset word. - */ - -#ifndef __PPC_SBC82xx_H__ -#define __PPC_SBC82xx_H__ - -#include <asm/ppcboot.h> - -#define CPM_MAP_ADDR 0xf0000000 - -#define SBC82xx_TODC_NVRAM_ADDR 0xd0000000 - -#define SBC82xx_MACADDR_NVRAM_FCC1 0x220000c9 /* JP6B */ -#define SBC82xx_MACADDR_NVRAM_SCC1 0x220000cf /* JP6A */ -#define SBC82xx_MACADDR_NVRAM_FCC2 0x220000d5 /* JP7A */ -#define SBC82xx_MACADDR_NVRAM_FCC3 0x220000db /* JP7B */ - -/* For our show_cpuinfo hooks. */ -#define CPUINFO_VENDOR "Wind River" -#define CPUINFO_MACHINE "SBC PowerQUICC II" - -#define BOOTROM_RESTART_ADDR ((uint)0x40000104) - -#define SBC82xx_PC_IRQA (NR_SIU_INTS+0) -#define SBC82xx_PC_IRQB (NR_SIU_INTS+1) -#define SBC82xx_MPC185_IRQ (NR_SIU_INTS+2) -#define SBC82xx_ATM_IRQ (NR_SIU_INTS+3) -#define SBC82xx_PIRQA (NR_SIU_INTS+4) -#define SBC82xx_PIRQB (NR_SIU_INTS+5) -#define SBC82xx_PIRQC (NR_SIU_INTS+6) -#define SBC82xx_PIRQD (NR_SIU_INTS+7) - -#endif /* __PPC_SBC82xx_H__ */ diff --git a/arch/ppc/platforms/sbs8260.h b/arch/ppc/platforms/sbs8260.h deleted file mode 100644 index d51427a0f0d..00000000000 --- a/arch/ppc/platforms/sbs8260.h +++ /dev/null @@ -1,28 +0,0 @@ -#ifndef __ASSEMBLY__ -/* Board information for various SBS 8260 cards, which should be generic for - * all 8260 boards. The IMMR is now given to us so the hard define - * will soon be removed. All of the clock values are computed from - * the configuration SCMR and the Power-On-Reset word. - */ - -#define CPM_MAP_ADDR ((uint)0xfe000000) - - -/* A Board Information structure that is given to a program when - * prom starts it up. - */ -typedef struct bd_info { - unsigned int bi_memstart; /* Memory start address */ - unsigned int bi_memsize; /* Memory (end) size in bytes */ - unsigned int bi_intfreq; /* Internal Freq, in Hz */ - unsigned int bi_busfreq; /* Bus Freq, in MHz */ - unsigned int bi_cpmfreq; /* CPM Freq, in MHz */ - unsigned int bi_brgfreq; /* BRG Freq, in MHz */ - unsigned int bi_vco; /* VCO Out from PLL */ - unsigned int bi_baudrate; /* Default console baud rate */ - unsigned int bi_immr; /* IMMR when called from boot rom */ - unsigned char bi_enetaddr[6]; -} bd_t; - -extern bd_t m8xx_board_info; -#endif /* !__ASSEMBLY__ */ diff --git a/arch/ppc/platforms/spd8xx.h b/arch/ppc/platforms/spd8xx.h deleted file mode 100644 index ed48d144f41..00000000000 --- a/arch/ppc/platforms/spd8xx.h +++ /dev/null @@ -1,92 +0,0 @@ -/* - * Speech Design SPD8xxTS board specific definitions - * - * Copyright (c) 2000,2001 Wolfgang Denk (wd@denx.de) - */ - -#ifdef __KERNEL__ -#ifndef __ASM_SPD8XX_H__ -#define __ASM_SPD8XX_H__ - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -#ifndef __ASSEMBLY__ -#define SPD_IMMR_BASE 0xFFF00000 /* phys. addr of IMMR */ -#define SPD_IMAP_SIZE (64 * 1024) /* size of mapped area */ - -#define IMAP_ADDR SPD_IMMR_BASE /* physical base address of IMMR area */ -#define IMAP_SIZE SPD_IMAP_SIZE /* mapped size of IMMR area */ - -#define PCMCIA_MEM_ADDR ((uint)0xFE100000) -#define PCMCIA_MEM_SIZE ((uint)(64 * 1024)) - -#define IDE0_INTERRUPT 10 /* = IRQ5 */ -#define IDE1_INTERRUPT 12 /* = IRQ6 */ -#define CPM_INTERRUPT 13 /* = SIU_LEVEL6 (was: SIU_LEVEL2) */ - -/* override the default number of IDE hardware interfaces */ -#define MAX_HWIFS 2 - -/* - * Definitions for IDE0 Interface - */ -#define IDE0_BASE_OFFSET 0x0000 /* Offset in PCMCIA memory */ -#define IDE0_DATA_REG_OFFSET 0x0000 -#define IDE0_ERROR_REG_OFFSET 0x0081 -#define IDE0_NSECTOR_REG_OFFSET 0x0082 -#define IDE0_SECTOR_REG_OFFSET 0x0083 -#define IDE0_LCYL_REG_OFFSET 0x0084 -#define IDE0_HCYL_REG_OFFSET 0x0085 -#define IDE0_SELECT_REG_OFFSET 0x0086 -#define IDE0_STATUS_REG_OFFSET 0x0087 -#define IDE0_CONTROL_REG_OFFSET 0x0106 -#define IDE0_IRQ_REG_OFFSET 0x000A /* not used */ - -/* - * Definitions for IDE1 Interface - */ -#define IDE1_BASE_OFFSET 0x0C00 /* Offset in PCMCIA memory */ -#define IDE1_DATA_REG_OFFSET 0x0000 -#define IDE1_ERROR_REG_OFFSET 0x0081 -#define IDE1_NSECTOR_REG_OFFSET 0x0082 -#define IDE1_SECTOR_REG_OFFSET 0x0083 -#define IDE1_LCYL_REG_OFFSET 0x0084 -#define IDE1_HCYL_REG_OFFSET 0x0085 -#define IDE1_SELECT_REG_OFFSET 0x0086 -#define IDE1_STATUS_REG_OFFSET 0x0087 -#define IDE1_CONTROL_REG_OFFSET 0x0106 -#define IDE1_IRQ_REG_OFFSET 0x000A /* not used */ - -/* CPM Ethernet through SCCx. - * - * Bits in parallel I/O port registers that have to be set/cleared - * to configure the pins for SCC2 use. - */ -#define PA_ENET_MDC ((ushort)0x0001) /* PA 15 !!! */ -#define PA_ENET_MDIO ((ushort)0x0002) /* PA 14 !!! */ -#define PA_ENET_RXD ((ushort)0x0004) /* PA 13 */ -#define PA_ENET_TXD ((ushort)0x0008) /* PA 12 */ -#define PA_ENET_RCLK ((ushort)0x0200) /* PA 6 */ -#define PA_ENET_TCLK ((ushort)0x0400) /* PA 5 */ - -#define PB_ENET_TENA ((uint)0x00002000) /* PB 18 */ - -#define PC_ENET_CLSN ((ushort)0x0040) /* PC 9 */ -#define PC_ENET_RENA ((ushort)0x0080) /* PC 8 */ -#define PC_ENET_RESET ((ushort)0x0100) /* PC 7 !!! */ - -/* Control bits in the SICR to route TCLK (CLK3) and RCLK (CLK2) to - * SCC2. Also, make sure GR2 (bit 16) and SC2 (bit 17) are zero. - */ -#define SICR_ENET_MASK ((uint)0x0000ff00) -#define SICR_ENET_CLKRT ((uint)0x00002E00) - -/* We don't use the 8259. -*/ -#define NR_8259_INTS 0 - -#endif /* !__ASSEMBLY__ */ -#endif /* __ASM_SPD8XX_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/spruce.c b/arch/ppc/platforms/spruce.c deleted file mode 100644 index 5ad70d357cb..00000000000 --- a/arch/ppc/platforms/spruce.c +++ /dev/null @@ -1,325 +0,0 @@ -/* - * arch/ppc/platforms/spruce.c - * - * Board and PCI setup routines for IBM Spruce - * - * Author: MontaVista Software <source@mvista.com> - * - * 2000-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/config.h> -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> -#include <linux/kdev_t.h> -#include <linux/types.h> -#include <linux/major.h> -#include <linux/initrd.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/seq_file.h> -#include <linux/ide.h> -#include <linux/root_dev.h> -#include <linux/serial.h> -#include <linux/tty.h> -#include <linux/serial_core.h> - -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/dma.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/time.h> -#include <asm/todc.h> -#include <asm/bootinfo.h> -#include <asm/kgdb.h> - -#include <syslib/cpc700.h> - -#include "spruce.h" - -static inline int -spruce_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) -{ - static char pci_irq_table[][4] = - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - { - {23, 24, 25, 26}, /* IDSEL 1 - PCI slot 3 */ - {24, 25, 26, 23}, /* IDSEL 2 - PCI slot 2 */ - {25, 26, 23, 24}, /* IDSEL 3 - PCI slot 1 */ - {26, 23, 24, 25}, /* IDSEL 4 - PCI slot 0 */ - }; - - const long min_idsel = 1, max_idsel = 4, irqs_per_slot = 4; - return PCI_IRQ_TABLE_LOOKUP; -} - -static void __init -spruce_setup_hose(void) -{ - struct pci_controller *hose; - - /* Setup hose */ - hose = pcibios_alloc_controller(); - if (!hose) - return; - - hose->first_busno = 0; - hose->last_busno = 0xff; - - pci_init_resource(&hose->io_resource, - SPRUCE_PCI_LOWER_IO, - SPRUCE_PCI_UPPER_IO, - IORESOURCE_IO, - "PCI host bridge"); - - pci_init_resource(&hose->mem_resources[0], - SPRUCE_PCI_LOWER_MEM, - SPRUCE_PCI_UPPER_MEM, - IORESOURCE_MEM, - "PCI host bridge"); - - hose->io_space.start = SPRUCE_PCI_LOWER_IO; - hose->io_space.end = SPRUCE_PCI_UPPER_IO; - hose->mem_space.start = SPRUCE_PCI_LOWER_MEM; - hose->mem_space.end = SPRUCE_PCI_UPPER_MEM; - hose->io_base_virt = (void *)SPRUCE_ISA_IO_BASE; - - setup_indirect_pci(hose, - SPRUCE_PCI_CONFIG_ADDR, - SPRUCE_PCI_CONFIG_DATA); - - hose->last_busno = pciauto_bus_scan(hose, hose->first_busno); - - ppc_md.pci_swizzle = common_swizzle; - ppc_md.pci_map_irq = spruce_map_irq; -} - -/* - * CPC700 PIC interrupt programming table - * - * First entry is the sensitivity (level/edge), second is the polarity. - */ -unsigned int cpc700_irq_assigns[32][2] = { - { 1, 1 }, /* IRQ 0: ECC Correctable Error - rising edge */ - { 1, 1 }, /* IRQ 1: PCI Write Mem Range - rising edge */ - { 0, 1 }, /* IRQ 2: PCI Write Command Reg - active high */ - { 0, 1 }, /* IRQ 3: UART 0 - active high */ - { 0, 1 }, /* IRQ 4: UART 1 - active high */ - { 0, 1 }, /* IRQ 5: ICC 0 - active high */ - { 0, 1 }, /* IRQ 6: ICC 1 - active high */ - { 0, 1 }, /* IRQ 7: GPT Compare 0 - active high */ - { 0, 1 }, /* IRQ 8: GPT Compare 1 - active high */ - { 0, 1 }, /* IRQ 9: GPT Compare 2 - active high */ - { 0, 1 }, /* IRQ 10: GPT Compare 3 - active high */ - { 0, 1 }, /* IRQ 11: GPT Compare 4 - active high */ - { 0, 1 }, /* IRQ 12: GPT Capture 0 - active high */ - { 0, 1 }, /* IRQ 13: GPT Capture 1 - active high */ - { 0, 1 }, /* IRQ 14: GPT Capture 2 - active high */ - { 0, 1 }, /* IRQ 15: GPT Capture 3 - active high */ - { 0, 1 }, /* IRQ 16: GPT Capture 4 - active high */ - { 0, 0 }, /* IRQ 17: Reserved */ - { 0, 0 }, /* IRQ 18: Reserved */ - { 0, 0 }, /* IRQ 19: Reserved */ - { 0, 1 }, /* IRQ 20: FPGA EXT_IRQ0 - active high */ - { 1, 1 }, /* IRQ 21: Mouse - rising edge */ - { 1, 1 }, /* IRQ 22: Keyboard - rising edge */ - { 0, 0 }, /* IRQ 23: PCI Slot 3 - active low */ - { 0, 0 }, /* IRQ 24: PCI Slot 2 - active low */ - { 0, 0 }, /* IRQ 25: PCI Slot 1 - active low */ - { 0, 0 }, /* IRQ 26: PCI Slot 0 - active low */ -}; - -static void __init -spruce_calibrate_decr(void) -{ - int freq, divisor = 4; - - /* determine processor bus speed */ - freq = SPRUCE_BUS_SPEED; - tb_ticks_per_jiffy = freq / HZ / divisor; - tb_to_us = mulhwu_scale_factor(freq/divisor, 1000000); -} - -static int -spruce_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "vendor\t\t: IBM\n"); - seq_printf(m, "machine\t\t: Spruce\n"); - - return 0; -} - -static void __init -spruce_early_serial_map(void) -{ - u32 uart_clk; - struct uart_port serial_req; - - if (SPRUCE_UARTCLK_IS_33M(readb(SPRUCE_FPGA_REG_A))) - uart_clk = SPRUCE_BAUD_33M * 16; - else - uart_clk = SPRUCE_BAUD_30M * 16; - - /* Setup serial port access */ - memset(&serial_req, 0, sizeof(serial_req)); - serial_req.uartclk = uart_clk; - serial_req.irq = UART0_INT; - serial_req.flags = ASYNC_BOOT_AUTOCONF; - serial_req.iotype = SERIAL_IO_MEM; - serial_req.membase = (u_char *)UART0_IO_BASE; - serial_req.regshift = 0; - -#if defined(CONFIG_KGDB) || defined(CONFIG_SERIAL_TEXT_DEBUG) - gen550_init(0, &serial_req); -#endif -#ifdef CONFIG_SERIAL_8250 - if (early_serial_setup(&serial_req) != 0) - printk("Early serial init of port 0 failed\n"); -#endif - - /* Assume early_serial_setup() doesn't modify serial_req */ - serial_req.line = 1; - serial_req.irq = UART1_INT; - serial_req.membase = (u_char *)UART1_IO_BASE; - -#if defined(CONFIG_KGDB) || defined(CONFIG_SERIAL_TEXT_DEBUG) - gen550_init(1, &serial_req); -#endif -#ifdef CONFIG_SERIAL_8250 - if (early_serial_setup(&serial_req) != 0) - printk("Early serial init of port 1 failed\n"); -#endif -} - -TODC_ALLOC(); - -static void __init -spruce_setup_arch(void) -{ - /* Setup TODC access */ - TODC_INIT(TODC_TYPE_DS1643, 0, 0, SPRUCE_RTC_BASE_ADDR, 8); - - /* init to some ~sane value until calibrate_delay() runs */ - loops_per_jiffy = 50000000 / HZ; - - /* Setup PCI host bridge */ - spruce_setup_hose(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_SDA1; -#endif - - /* Identify the system */ - printk(KERN_INFO "System Identification: IBM Spruce\n"); - printk(KERN_INFO "Port by MontaVista Software, Inc. (source@mvista.com)\n"); -} - -static void -spruce_restart(char *cmd) -{ - local_irq_disable(); - - /* SRR0 has system reset vector, SRR1 has default MSR value */ - /* rfi restores MSR from SRR1 and sets the PC to the SRR0 value */ - __asm__ __volatile__ - ("\n\ - lis 3,0xfff0 \n\ - ori 3,3,0x0100 \n\ - mtspr 26,3 \n\ - li 3,0 \n\ - mtspr 27,3 \n\ - rfi \n\ - "); - for(;;); -} - -static void -spruce_power_off(void) -{ - for(;;); -} - -static void -spruce_halt(void) -{ - spruce_restart(NULL); -} - -static void __init -spruce_map_io(void) -{ - io_block_mapping(SPRUCE_PCI_IO_BASE, SPRUCE_PCI_PHY_IO_BASE, - 0x08000000, _PAGE_IO); -} - -/* - * Set BAT 3 to map 0xf8000000 to end of physical memory space 1-to-1. - */ -static __inline__ void -spruce_set_bat(void) -{ - mb(); - mtspr(SPRN_DBAT1U, 0xf8000ffe); - mtspr(SPRN_DBAT1L, 0xf800002a); - mb(); -} - -void __init -platform_init(unsigned long r3, unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7) -{ - parse_bootinfo(find_bootinfo()); - - /* Map in board regs, etc. */ - spruce_set_bat(); - - isa_io_base = SPRUCE_ISA_IO_BASE; - pci_dram_offset = SPRUCE_PCI_SYS_MEM_BASE; - - ppc_md.setup_arch = spruce_setup_arch; - ppc_md.show_cpuinfo = spruce_show_cpuinfo; - ppc_md.init_IRQ = cpc700_init_IRQ; - ppc_md.get_irq = cpc700_get_irq; - - ppc_md.setup_io_mappings = spruce_map_io; - - ppc_md.restart = spruce_restart; - ppc_md.power_off = spruce_power_off; - ppc_md.halt = spruce_halt; - - ppc_md.time_init = todc_time_init; - ppc_md.set_rtc_time = todc_set_rtc_time; - ppc_md.get_rtc_time = todc_get_rtc_time; - ppc_md.calibrate_decr = spruce_calibrate_decr; - - ppc_md.nvram_read_val = todc_direct_read_val; - ppc_md.nvram_write_val = todc_direct_write_val; - - spruce_early_serial_map(); - -#ifdef CONFIG_SERIAL_TEXT_DEBUG - ppc_md.progress = gen550_progress; -#endif /* CONFIG_SERIAL_TEXT_DEBUG */ -#ifdef CONFIG_KGDB - ppc_md.kgdb_map_scc = gen550_kgdb_map_scc; -#endif -} diff --git a/arch/ppc/platforms/spruce.h b/arch/ppc/platforms/spruce.h deleted file mode 100644 index a31ff7ee698..00000000000 --- a/arch/ppc/platforms/spruce.h +++ /dev/null @@ -1,71 +0,0 @@ -/* - * include/asm-ppc/platforms/spruce.h - * - * Definitions for IBM Spruce reference board support - * - * Authors: Matt Porter and Johnnie Peters - * mporter@mvista.com - * jpeters@mvista.com - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifdef __KERNEL__ -#ifndef __ASM_SPRUCE_H__ -#define __ASM_SPRUCE_H__ - -#define SPRUCE_PCI_CONFIG_ADDR 0xfec00000 -#define SPRUCE_PCI_CONFIG_DATA 0xfec00004 - -#define SPRUCE_PCI_PHY_IO_BASE 0xf8000000 -#define SPRUCE_PCI_IO_BASE SPRUCE_PCI_PHY_IO_BASE - -#define SPRUCE_PCI_SYS_MEM_BASE 0x00000000 - -#define SPRUCE_PCI_LOWER_MEM 0x80000000 -#define SPRUCE_PCI_UPPER_MEM 0x9fffffff -#define SPRUCE_PCI_LOWER_IO 0x00000000 -#define SPRUCE_PCI_UPPER_IO 0x03ffffff - -#define SPRUCE_ISA_IO_BASE SPRUCE_PCI_IO_BASE - -#define SPRUCE_MEM_SIZE 0x04000000 -#define SPRUCE_BUS_SPEED 66666667 - -#define SPRUCE_NVRAM_BASE_ADDR 0xff800000 -#define SPRUCE_RTC_BASE_ADDR SPRUCE_NVRAM_BASE_ADDR - -/* - * Serial port defines - */ -#define SPRUCE_FPGA_REG_A 0xff820000 -#define SPRUCE_UARTCLK_33M 0x02 -#define SPRUCE_UARTCLK_IS_33M(reg) (reg & SPRUCE_UARTCLK_33M) - -#define UART0_IO_BASE 0xff600300 -#define UART1_IO_BASE 0xff600400 - -#define RS_TABLE_SIZE 2 - -#define SPRUCE_BAUD_33M (33000000/64) -#define SPRUCE_BAUD_30M (30000000/64) -#define BASE_BAUD SPRUCE_BAUD_33M - -#define UART0_INT 3 -#define UART1_INT 4 - -#define STD_UART_OP(num) \ - { 0, BASE_BAUD, 0, UART##num##_INT, \ - ASYNC_BOOT_AUTOCONF, \ - iomem_base: (unsigned char *) UART##num##_IO_BASE, \ - io_type: SERIAL_IO_MEM}, - -#define SERIAL_PORT_DFNS \ - STD_UART_OP(0) \ - STD_UART_OP(1) - -#endif /* __ASM_SPRUCE_H__ */ -#endif /* __KERNEL__ */ diff --git a/arch/ppc/platforms/tqm8260.h b/arch/ppc/platforms/tqm8260.h deleted file mode 100644 index c7a78a646c6..00000000000 --- a/arch/ppc/platforms/tqm8260.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * TQM8260 board specific definitions - * - * Copyright (c) 2001 Wolfgang Denk (wd@denx.de) - */ - -#ifndef __TQM8260_PLATFORM -#define __TQM8260_PLATFORM - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -#define CPM_MAP_ADDR ((uint)0xFFF00000) -#define PHY_INTERRUPT 25 - -/* For our show_cpuinfo hooks. */ -#define CPUINFO_VENDOR "IN2 Systems" -#define CPUINFO_MACHINE "TQM8260 PowerPC" - -#define BOOTROM_RESTART_ADDR ((uint)0x40000104) - -#endif /* __TQM8260_PLATFORM */ diff --git a/arch/ppc/platforms/tqm8260_setup.c b/arch/ppc/platforms/tqm8260_setup.c deleted file mode 100644 index 3409139330b..00000000000 --- a/arch/ppc/platforms/tqm8260_setup.c +++ /dev/null @@ -1,44 +0,0 @@ -/* - * arch/ppc/platforms/tqm8260_setup.c - * - * TQM8260 platform support - * - * Author: Allen Curtis <acurtis@onz.com> - * Derived from: m8260_setup.c by Dan Malek, MVista - * - * Copyright 2002 Ones and Zeros, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/init.h> - -#include <asm/mpc8260.h> -#include <asm/cpm2.h> -#include <asm/machdep.h> - -static int -tqm8260_set_rtc_time(unsigned long time) -{ - ((cpm2_map_t *)CPM_MAP_ADDR)->im_sit.sit_tmcnt = time; - ((cpm2_map_t *)CPM_MAP_ADDR)->im_sit.sit_tmcntsc = 0x3; - - return(0); -} - -static unsigned long -tqm8260_get_rtc_time(void) -{ - return ((cpm2_map_t *)CPM_MAP_ADDR)->im_sit.sit_tmcnt; -} - -void __init -m82xx_board_init(void) -{ - /* Anything special for this platform */ - ppc_md.set_rtc_time = tqm8260_set_rtc_time; - ppc_md.get_rtc_time = tqm8260_get_rtc_time; -} diff --git a/arch/ppc/platforms/tqm8xx.h b/arch/ppc/platforms/tqm8xx.h deleted file mode 100644 index 2150dc87b18..00000000000 --- a/arch/ppc/platforms/tqm8xx.h +++ /dev/null @@ -1,179 +0,0 @@ -/* - * TQM8xx(L) board specific definitions - * - * Copyright (c) 1999-2002 Wolfgang Denk (wd@denx.de) - */ - -#ifdef __KERNEL__ -#ifndef __MACH_TQM8xx_H -#define __MACH_TQM8xx_H - -#include <linux/config.h> - -#include <asm/ppcboot.h> - -#ifndef __ASSEMBLY__ -#define TQM_IMMR_BASE 0xFFF00000 /* phys. addr of IMMR */ -#define TQM_IMAP_SIZE (64 * 1024) /* size of mapped area */ - -#define IMAP_ADDR TQM_IMMR_BASE /* physical base address of IMMR area */ -#define IMAP_SIZE TQM_IMAP_SIZE /* mapped size of IMMR area */ - -/*----------------------------------------------------------------------- - * PCMCIA stuff - *----------------------------------------------------------------------- - * - */ -#define PCMCIA_MEM_SIZE ( 64 << 20 ) - -#ifndef CONFIG_KUP4K -# define MAX_HWIFS 1 /* overwrite default in include/asm-ppc/ide.h */ - -#else /* CONFIG_KUP4K */ - -# define MAX_HWIFS 2 /* overwrite default in include/asm-ppc/ide.h */ -# ifndef __ASSEMBLY__ -# include <asm/8xx_immap.h> -static __inline__ void ide_led(int on) -{ - volatile immap_t *immap = (immap_t *)IMAP_ADDR; - - if (on) { - immap->im_ioport.iop_padat &= ~0x80; - } else { - immap->im_ioport.iop_padat |= 0x80; - } -} -# endif /* __ASSEMBLY__ */ -# define IDE_LED(x) ide_led((x)) -#endif /* CONFIG_KUP4K */ - -/* - * Definitions for IDE0 Interface - */ -#define IDE0_BASE_OFFSET 0 -#define IDE0_DATA_REG_OFFSET (PCMCIA_MEM_SIZE + 0x320) -#define IDE0_ERROR_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 1) -#define IDE0_NSECTOR_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 2) -#define IDE0_SECTOR_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 3) -#define IDE0_LCYL_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 4) -#define IDE0_HCYL_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 5) -#define IDE0_SELECT_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 6) -#define IDE0_STATUS_REG_OFFSET (2 * PCMCIA_MEM_SIZE + 0x320 + 7) -#define IDE0_CONTROL_REG_OFFSET 0x0106 -#define IDE0_IRQ_REG_OFFSET 0x000A /* not used */ - -/* define IO_BASE for PCMCIA */ -#define _IO_BASE 0x80000000 -#define _IO_BASE_SIZE (64<<10) - -#define FEC_INTERRUPT 9 /* = SIU_LEVEL4 */ -#define PHY_INTERRUPT 12 /* = IRQ6 */ -#define IDE0_INTERRUPT 13 - -#ifdef CONFIG_IDE -#endif - -/*----------------------------------------------------------------------- - * CPM Ethernet through SCCx. - *----------------------------------------------------------------------- - * - */ - -/*** TQM823L, TQM850L ***********************************************/ - -#if defined(CONFIG_TQM823L) || defined(CONFIG_TQM850L) -/* Bits in parallel I/O port registers that have to be set/cleared - * to configure the pins for SCC1 use. - */ -#define PA_ENET_RXD ((ushort)0x0004) /* PA 13 */ -#define PA_ENET_TXD ((ushort)0x0008) /* PA 12 */ -#define PA_ENET_RCLK ((ushort)0x0100) /* PA 7 */ -#define PA_ENET_TCLK ((ushort)0x0400) /* PA 5 */ - -#define PB_ENET_TENA ((uint)0x00002000) /* PB 18 */ - -#define PC_ENET_CLSN ((ushort)0x0040) /* PC 9 */ -#define PC_ENET_RENA ((ushort)0x0080) /* PC 8 */ - -/* Control bits in the SICR to route TCLK (CLK3) and RCLK (CLK1) to - * SCC2. Also, make sure GR2 (bit 16) and SC2 (bit 17) are zero. - */ -#define SICR_ENET_MASK ((uint)0x0000ff00) -#define SICR_ENET_CLKRT ((uint)0x00002600) -#endif /* CONFIG_TQM823L, CONFIG_TQM850L */ - -/*** TQM860L ********************************************************/ - -#ifdef CONFIG_TQM860L -/* Bits in parallel I/O port registers that have to be set/cleared - * to configure the pins for SCC1 use. - */ -#define PA_ENET_RXD ((ushort)0x0001) /* PA 15 */ -#define PA_ENET_TXD ((ushort)0x0002) /* PA 14 */ -#define PA_ENET_RCLK ((ushort)0x0100) /* PA 7 */ -#define PA_ENET_TCLK ((ushort)0x0400) /* PA 5 */ - -#define PC_ENET_TENA ((ushort)0x0001) /* PC 15 */ -#define PC_ENET_CLSN ((ushort)0x0010) /* PC 11 */ -#define PC_ENET_RENA ((ushort)0x0020) /* PC 10 */ - -/* Control bits in the SICR to route TCLK (CLK3) and RCLK (CLK1) to - * SCC1. Also, make sure GR1 (bit 24) and SC1 (bit 25) are zero. - */ -#define SICR_ENET_MASK ((uint)0x000000ff) -#define SICR_ENET_CLKRT ((uint)0x00000026) -#endif /* CONFIG_TQM860L */ - -/*** FPS850L *********************************************************/ - -#ifdef CONFIG_FPS850L -/* Bits in parallel I/O port registers that have to be set/cleared - * to configure the pins for SCC1 use. - */ -#define PA_ENET_RXD ((ushort)0x0004) /* PA 13 */ -#define PA_ENET_TXD ((ushort)0x0008) /* PA 12 */ -#define PA_ENET_RCLK ((ushort)0x0100) /* PA 7 */ -#define PA_ENET_TCLK ((ushort)0x0400) /* PA 5 */ - -#define PC_ENET_TENA ((ushort)0x0002) /* PC 14 */ -#define PC_ENET_CLSN ((ushort)0x0040) /* PC 9 */ -#define PC_ENET_RENA ((ushort)0x0080) /* PC 8 */ - -/* Control bits in the SICR to route TCLK (CLK2) and RCLK (CLK4) to - * SCC2. Also, make sure GR2 (bit 16) and SC2 (bit 17) are zero. - */ -#define SICR_ENET_MASK ((uint)0x0000ff00) -#define SICR_ENET_CLKRT ((uint)0x00002600) -#endif /* CONFIG_FPS850L */ - -/*** SM850 *********************************************************/ - -/* The SM850 Service Module uses SCC2 for IrDA and SCC3 for Ethernet */ - -#ifdef CONFIG_SM850 -#define PB_ENET_RXD ((uint)0x00000004) /* PB 29 */ -#define PB_ENET_TXD ((uint)0x00000002) /* PB 30 */ -#define PA_ENET_RCLK ((ushort)0x0100) /* PA 7 */ -#define PA_ENET_TCLK ((ushort)0x0400) /* PA 5 */ - -#define PC_ENET_LBK ((ushort)0x0008) /* PC 12 */ -#define PC_ENET_TENA ((ushort)0x0004) /* PC 13 */ - -#define PC_ENET_RENA ((ushort)0x0800) /* PC 4 */ -#define PC_ENET_CLSN ((ushort)0x0400) /* PC 5 */ - -/* Control bits in the SICR to route TCLK (CLK3) and RCLK (CLK1) to - * SCC3. Also, make sure GR3 (bit 8) and SC3 (bit 9) are zero. - */ -#define SICR_ENET_MASK ((uint)0x00FF0000) -#define SICR_ENET_CLKRT ((uint)0x00260000) -#endif /* CONFIG_SM850 */ - -/* We don't use the 8259. -*/ -#define NR_8259_INTS 0 - -#endif /* !__ASSEMBLY__ */ -#endif /* __MACH_TQM8xx_H */ -#endif /* __KERNEL__ */ |