diff options
Diffstat (limited to 'arch/sh/boards/se/7751')
| -rw-r--r-- | arch/sh/boards/se/7751/Makefile | 8 | ||||
| -rw-r--r-- | arch/sh/boards/se/7751/io.c | 135 | ||||
| -rw-r--r-- | arch/sh/boards/se/7751/irq.c | 66 | ||||
| -rw-r--r-- | arch/sh/boards/se/7751/led.c | 51 | ||||
| -rw-r--r-- | arch/sh/boards/se/7751/pci.c | 147 | ||||
| -rw-r--r-- | arch/sh/boards/se/7751/setup.c | 198 |
6 files changed, 0 insertions, 605 deletions
diff --git a/arch/sh/boards/se/7751/Makefile b/arch/sh/boards/se/7751/Makefile deleted file mode 100644 index 188900c4832..00000000000 --- a/arch/sh/boards/se/7751/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# Makefile for the 7751 SolutionEngine specific parts of the kernel -# - -obj-y := setup.o io.o irq.o - -obj-$(CONFIG_PCI) += pci.o -obj-$(CONFIG_HEARTBEAT) += led.o diff --git a/arch/sh/boards/se/7751/io.c b/arch/sh/boards/se/7751/io.c deleted file mode 100644 index e8d846cec89..00000000000 --- a/arch/sh/boards/se/7751/io.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Copyright (C) 2001 Ian da Silva, Jeremy Siegel - * Based largely on io_se.c. - * - * I/O routine for Hitachi 7751 SolutionEngine. - * - * Initial version only to support LAN access; some - * placeholder code from io_se.c left in with the - * expectation of later SuperIO and PCMCIA access. - */ -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/pci.h> -#include <asm/io.h> -#include <asm/se7751.h> -#include <asm/addrspace.h> - -static inline volatile u16 *port2adr(unsigned int port) -{ - if (port >= 0x2000) - return (volatile __u16 *) (PA_MRSHPC + (port - 0x2000)); - maybebadio((unsigned long)port); - return (volatile __u16*)port; -} - -/* - * General outline: remap really low stuff [eventually] to SuperIO, - * stuff in PCI IO space (at or above window at pci.h:PCIBIOS_MIN_IO) - * is mapped through the PCI IO window. Stuff with high bits (PXSEG) - * should be way beyond the window, and is used w/o translation for - * compatibility. - */ -unsigned char sh7751se_inb(unsigned long port) -{ - if (PXSEG(port)) - return *(volatile unsigned char *)port; - else if (is_pci_ioaddr(port)) - return *(volatile unsigned char *)pci_ioaddr(port); - else - return (*port2adr(port)) & 0xff; -} - -unsigned char sh7751se_inb_p(unsigned long port) -{ - unsigned char v; - - if (PXSEG(port)) - v = *(volatile unsigned char *)port; - else if (is_pci_ioaddr(port)) - v = *(volatile unsigned char *)pci_ioaddr(port); - else - v = (*port2adr(port)) & 0xff; - ctrl_delay(); - return v; -} - -unsigned short sh7751se_inw(unsigned long port) -{ - if (PXSEG(port)) - return *(volatile unsigned short *)port; - else if (is_pci_ioaddr(port)) - return *(volatile unsigned short *)pci_ioaddr(port); - else if (port >= 0x2000) - return *port2adr(port); - else - maybebadio(port); - return 0; -} - -unsigned int sh7751se_inl(unsigned long port) -{ - if (PXSEG(port)) - return *(volatile unsigned long *)port; - else if (is_pci_ioaddr(port)) - return *(volatile unsigned int *)pci_ioaddr(port); - else if (port >= 0x2000) - return *port2adr(port); - else - maybebadio(port); - return 0; -} - -void sh7751se_outb(unsigned char value, unsigned long port) -{ - - if (PXSEG(port)) - *(volatile unsigned char *)port = value; - else if (is_pci_ioaddr(port)) - *((unsigned char*)pci_ioaddr(port)) = value; - else - *(port2adr(port)) = value; -} - -void sh7751se_outb_p(unsigned char value, unsigned long port) -{ - if (PXSEG(port)) - *(volatile unsigned char *)port = value; - else if (is_pci_ioaddr(port)) - *((unsigned char*)pci_ioaddr(port)) = value; - else - *(port2adr(port)) = value; - ctrl_delay(); -} - -void sh7751se_outw(unsigned short value, unsigned long port) -{ - if (PXSEG(port)) - *(volatile unsigned short *)port = value; - else if (is_pci_ioaddr(port)) - *((unsigned short *)pci_ioaddr(port)) = value; - else if (port >= 0x2000) - *port2adr(port) = value; - else - maybebadio(port); -} - -void sh7751se_outl(unsigned int value, unsigned long port) -{ - if (PXSEG(port)) - *(volatile unsigned long *)port = value; - else if (is_pci_ioaddr(port)) - *((unsigned long*)pci_ioaddr(port)) = value; - else - maybebadio(port); -} - -void sh7751se_insl(unsigned long port, void *addr, unsigned long count) -{ - maybebadio(port); -} - -void sh7751se_outsl(unsigned long port, const void *addr, unsigned long count) -{ - maybebadio(port); -} diff --git a/arch/sh/boards/se/7751/irq.c b/arch/sh/boards/se/7751/irq.c deleted file mode 100644 index c607b0a4847..00000000000 --- a/arch/sh/boards/se/7751/irq.c +++ /dev/null @@ -1,66 +0,0 @@ -/* - * linux/arch/sh/boards/se/7751/irq.c - * - * Copyright (C) 2000 Kazumoto Kojima - * - * Hitachi SolutionEngine Support. - * - * Modified for 7751 Solution Engine by - * Ian da Silva and Jeremy Siegel, 2001. - */ - -#include <linux/init.h> -#include <linux/irq.h> -#include <asm/irq.h> -#include <asm/se7751.h> - -/* - * Initialize IRQ setting - */ -void __init init_7751se_IRQ(void) -{ - - /* Leave old Solution Engine code in for reference. */ -#if defined(CONFIG_SH_SOLUTION_ENGINE) - /* - * Super I/O (Just mimic PC): - * 1: keyboard - * 3: serial 0 - * 4: serial 1 - * 5: printer - * 6: floppy - * 8: rtc - * 12: mouse - * 14: ide0 - */ - make_ipr_irq(14, BCR_ILCRA, 2, 0x0f-14); - make_ipr_irq(12, BCR_ILCRA, 1, 0x0f-12); - make_ipr_irq( 8, BCR_ILCRB, 1, 0x0f- 8); - make_ipr_irq( 6, BCR_ILCRC, 3, 0x0f- 6); - make_ipr_irq( 5, BCR_ILCRC, 2, 0x0f- 5); - make_ipr_irq( 4, BCR_ILCRC, 1, 0x0f- 4); - make_ipr_irq( 3, BCR_ILCRC, 0, 0x0f- 3); - make_ipr_irq( 1, BCR_ILCRD, 3, 0x0f- 1); - - make_ipr_irq(10, BCR_ILCRD, 1, 0x0f-10); /* LAN */ - - make_ipr_irq( 0, BCR_ILCRE, 3, 0x0f- 0); /* PCIRQ3 */ - make_ipr_irq(11, BCR_ILCRE, 2, 0x0f-11); /* PCIRQ2 */ - make_ipr_irq( 9, BCR_ILCRE, 1, 0x0f- 9); /* PCIRQ1 */ - make_ipr_irq( 7, BCR_ILCRE, 0, 0x0f- 7); /* PCIRQ0 */ - - /* #2, #13 are allocated for SLOT IRQ #1 and #2 (for now) */ - /* NOTE: #2 and #13 are not used on PC */ - make_ipr_irq(13, BCR_ILCRG, 1, 0x0f-13); /* SLOTIRQ2 */ - make_ipr_irq( 2, BCR_ILCRG, 0, 0x0f- 2); /* SLOTIRQ1 */ - -#elif defined(CONFIG_SH_7751_SOLUTION_ENGINE) - - make_ipr_irq(13, BCR_ILCRD, 3, 2); - - /* Add additional calls to make_ipr_irq() as drivers are added - * and tested. - */ -#endif - -} diff --git a/arch/sh/boards/se/7751/led.c b/arch/sh/boards/se/7751/led.c deleted file mode 100644 index ff0355dea81..00000000000 --- a/arch/sh/boards/se/7751/led.c +++ /dev/null @@ -1,51 +0,0 @@ -/* - * linux/arch/sh/kernel/led_se.c - * - * Copyright (C) 2000 Stuart Menefy <stuart.menefy@st.com> - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * This file contains Solution Engine specific LED code. - */ -#include <linux/sched.h> -#include <asm/se7751.h> - -/* Cycle the LED's in the clasic Knightrider/Sun pattern */ -void heartbeat_7751se(void) -{ - static unsigned int cnt = 0, period = 0; - volatile unsigned short* p = (volatile unsigned short*)PA_LED; - static unsigned bit = 0, up = 1; - - cnt += 1; - if (cnt < period) { - return; - } - - cnt = 0; - - /* Go through the points (roughly!): - * f(0)=10, f(1)=16, f(2)=20, f(5)=35,f(inf)->110 - */ - period = 110 - ( (300<<FSHIFT)/ - ((avenrun[0]/5) + (3<<FSHIFT)) ); - - if (up) { - if (bit == 7) { - bit--; - up=0; - } else { - bit ++; - } - } else { - if (bit == 0) { - bit++; - up=1; - } else { - bit--; - } - } - *p = 1<<(bit+8); - -} diff --git a/arch/sh/boards/se/7751/pci.c b/arch/sh/boards/se/7751/pci.c deleted file mode 100644 index 3ee03014dea..00000000000 --- a/arch/sh/boards/se/7751/pci.c +++ /dev/null @@ -1,147 +0,0 @@ -/* - * linux/arch/sh/kernel/pci-7751se.c - * - * Author: Ian DaSilva (idasilva@mvista.com) - * - * Highly leveraged from pci-bigsur.c, written by Dustin McIntire. - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * PCI initialization for the Hitachi SH7751 Solution Engine board (MS7751SE01) - */ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/pci.h> - -#include <asm/io.h> -#include "../../../drivers/pci/pci-sh7751.h" - -#define PCIMCR_MRSET_OFF 0xBFFFFFFF -#define PCIMCR_RFSH_OFF 0xFFFFFFFB - -/* - * Only long word accesses of the PCIC's internal local registers and the - * configuration registers from the CPU is supported. - */ -#define PCIC_WRITE(x,v) writel((v), PCI_REG(x)) -#define PCIC_READ(x) readl(PCI_REG(x)) - -/* - * Description: This function sets up and initializes the pcic, sets - * up the BARS, maps the DRAM into the address space etc, etc. - */ -int __init pcibios_init_platform(void) -{ - unsigned long bcr1, wcr1, wcr2, wcr3, mcr; - unsigned short bcr2; - - /* - * Initialize the slave bus controller on the pcic. The values used - * here should not be hardcoded, but they should be taken from the bsc - * on the processor, to make this function as generic as possible. - * (i.e. Another sbc may usr different SDRAM timing settings -- in order - * for the pcic to work, its settings need to be exactly the same.) - */ - bcr1 = (*(volatile unsigned long*)(SH7751_BCR1)); - bcr2 = (*(volatile unsigned short*)(SH7751_BCR2)); - wcr1 = (*(volatile unsigned long*)(SH7751_WCR1)); - wcr2 = (*(volatile unsigned long*)(SH7751_WCR2)); - wcr3 = (*(volatile unsigned long*)(SH7751_WCR3)); - mcr = (*(volatile unsigned long*)(SH7751_MCR)); - - bcr1 = bcr1 | 0x00080000; /* Enable Bit 19, BREQEN */ - (*(volatile unsigned long*)(SH7751_BCR1)) = bcr1; - - bcr1 = bcr1 | 0x40080000; /* Enable Bit 19 BREQEN, set PCIC to slave */ - PCIC_WRITE(SH7751_PCIBCR1, bcr1); /* PCIC BCR1 */ - PCIC_WRITE(SH7751_PCIBCR2, bcr2); /* PCIC BCR2 */ - PCIC_WRITE(SH7751_PCIWCR1, wcr1); /* PCIC WCR1 */ - PCIC_WRITE(SH7751_PCIWCR2, wcr2); /* PCIC WCR2 */ - PCIC_WRITE(SH7751_PCIWCR3, wcr3); /* PCIC WCR3 */ - mcr = (mcr & PCIMCR_MRSET_OFF) & PCIMCR_RFSH_OFF; - PCIC_WRITE(SH7751_PCIMCR, mcr); /* PCIC MCR */ - - - /* Enable all interrupts, so we know what to fix */ - PCIC_WRITE(SH7751_PCIINTM, 0x0000c3ff); - PCIC_WRITE(SH7751_PCIAINTM, 0x0000380f); - - /* Set up standard PCI config registers */ - PCIC_WRITE(SH7751_PCICONF1, 0xF39000C7); /* Bus Master, Mem & I/O access */ - PCIC_WRITE(SH7751_PCICONF2, 0x00000000); /* PCI Class code & Revision ID */ - PCIC_WRITE(SH7751_PCICONF4, 0xab000001); /* PCI I/O address (local regs) */ - PCIC_WRITE(SH7751_PCICONF5, 0x0c000000); /* PCI MEM address (local RAM) */ - PCIC_WRITE(SH7751_PCICONF6, 0xd0000000); /* PCI MEM address (unused) */ - PCIC_WRITE(SH7751_PCICONF11, 0x35051054); /* PCI Subsystem ID & Vendor ID */ - PCIC_WRITE(SH7751_PCILSR0, 0x03f00000); /* MEM (full 64M exposed) */ - PCIC_WRITE(SH7751_PCILSR1, 0x00000000); /* MEM (unused) */ - PCIC_WRITE(SH7751_PCILAR0, 0x0c000000); /* MEM (direct map from PCI) */ - PCIC_WRITE(SH7751_PCILAR1, 0x00000000); /* MEM (unused) */ - - /* Now turn it on... */ - PCIC_WRITE(SH7751_PCICR, 0xa5000001); - - /* - * Set PCIMBR and PCIIOBR here, assuming a single window - * (16M MEM, 256K IO) is enough. If a larger space is - * needed, the readx/writex and inx/outx functions will - * have to do more (e.g. setting registers for each call). - */ - - /* - * Set the MBR so PCI address is one-to-one with window, - * meaning all calls go straight through... use BUG_ON to - * catch erroneous assumption. - */ - BUG_ON(PCIBIOS_MIN_MEM != SH7751_PCI_MEMORY_BASE); - - PCIC_WRITE(SH7751_PCIMBR, PCIBIOS_MIN_MEM); - - /* Set IOBR for window containing area specified in pci.h */ - PCIC_WRITE(SH7751_PCIIOBR, (PCIBIOS_MIN_IO & SH7751_PCIIOBR_MASK)); - - /* All done, may as well say so... */ - printk("SH7751 PCI: Finished initialization of the PCI controller\n"); - - return 1; -} - -int __init pcibios_map_platform_irq(u8 slot, u8 pin) -{ - switch (slot) { - case 0: return 13; - case 1: return 13; /* AMD Ethernet controller */ - case 2: return -1; - case 3: return -1; - case 4: return -1; - default: - printk("PCI: Bad IRQ mapping request for slot %d\n", slot); - return -1; - } -} - -static struct resource sh7751_io_resource = { - .name = "SH7751 IO", - .start = SH7751_PCI_IO_BASE, - .end = SH7751_PCI_IO_BASE + SH7751_PCI_IO_SIZE - 1, - .flags = IORESOURCE_IO -}; - -static struct resource sh7751_mem_resource = { - .name = "SH7751 mem", - .start = SH7751_PCI_MEMORY_BASE, - .end = SH7751_PCI_MEMORY_BASE + SH7751_PCI_MEM_SIZE - 1, - .flags = IORESOURCE_MEM -}; - -extern struct pci_ops sh7751_pci_ops; - -struct pci_channel board_pci_channels[] = { - { &sh7751_pci_ops, &sh7751_io_resource, &sh7751_mem_resource, 0, 0xff }, - { NULL, NULL, NULL, 0, 0 }, -}; - diff --git a/arch/sh/boards/se/7751/setup.c b/arch/sh/boards/se/7751/setup.c deleted file mode 100644 index 73e826310ba..00000000000 --- a/arch/sh/boards/se/7751/setup.c +++ /dev/null @@ -1,198 +0,0 @@ -/* - * linux/arch/sh/kernel/setup_7751se.c - * - * Copyright (C) 2000 Kazumoto Kojima - * - * Hitachi SolutionEngine Support. - * - * Modified for 7751 Solution Engine by - * Ian da Silva and Jeremy Siegel, 2001. - */ - -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/ide.h> -#include <asm/io.h> -#include <asm/se7751.h> - -void heartbeat_7751se(void); -void init_7751se_IRQ(void); - -#ifdef CONFIG_SH_KGDB -#include <asm/kgdb.h> -static int kgdb_uart_setup(void); -static struct kgdb_sermap kgdb_uart_sermap = -{ "ttyS", 0, kgdb_uart_setup, NULL }; -#endif - -/* - * Initialize the board - */ -static void __init sh7751se_setup(char **cmdline_p) -{ - /* Call init_smsc() replacement to set up SuperIO. */ - /* XXX: RTC setting comes here */ -#ifdef CONFIG_SH_KGDB - kgdb_register_sermap(&kgdb_uart_sermap); -#endif -} - -/********************************************************************* - * Currently a hack (e.g. does not interact well w/serial.c, lots of * - * hardcoded stuff) but may be useful if SCI/F needs debugging. * - * Mostly copied from x86 code (see files asm-i386/kgdb_local.h and * - * arch/i386/lib/kgdb_serial.c). * - *********************************************************************/ - -#ifdef CONFIG_SH_KGDB -#include <linux/types.h> -#include <linux/serial.h> -#include <linux/serialP.h> -#include <linux/serial_reg.h> - -#define COM1_PORT 0x3f8 /* Base I/O address */ -#define COM1_IRQ 4 /* IRQ not used yet */ -#define COM2_PORT 0x2f8 /* Base I/O address */ -#define COM2_IRQ 3 /* IRQ not used yet */ - -#define SB_CLOCK 1843200 /* Serial baud clock */ -#define SB_BASE (SB_CLOCK/16) -#define SB_MCR UART_MCR_OUT2 | UART_MCR_DTR | UART_MCR_RTS - -struct uart_port { - int base; -}; -#define UART_NPORTS 2 -struct uart_port uart_ports[] = { - { COM1_PORT }, - { COM2_PORT }, -}; -struct uart_port *kgdb_uart_port; - -#define UART_IN(reg) inb_p(kgdb_uart_port->base + reg) -#define UART_OUT(reg,v) outb_p((v), kgdb_uart_port->base + reg) - -/* Basic read/write functions for the UART */ -#define UART_LSR_RXCERR (UART_LSR_BI | UART_LSR_FE | UART_LSR_PE) -static int kgdb_uart_getchar(void) -{ - int lsr; - int c = -1; - - while (c == -1) { - lsr = UART_IN(UART_LSR); - if (lsr & UART_LSR_DR) - c = UART_IN(UART_RX); - if ((lsr & UART_LSR_RXCERR)) - c = -1; - } - return c; -} - -static void kgdb_uart_putchar(int c) -{ - while ((UART_IN(UART_LSR) & UART_LSR_THRE) == 0) - ; - UART_OUT(UART_TX, c); -} - -/* - * Initialize UART to configured/requested values. - * (But we don't interrupts yet, or interact w/serial.c) - */ -static int kgdb_uart_setup(void) -{ - int port; - int lcr = 0; - int bdiv = 0; - - if (kgdb_portnum >= UART_NPORTS) { - KGDB_PRINTK("uart port %d invalid.\n", kgdb_portnum); - return -1; - } - - kgdb_uart_port = &uart_ports[kgdb_portnum]; - - /* Init sequence from gdb_hook_interrupt */ - UART_IN(UART_RX); - UART_OUT(UART_IER, 0); - - UART_IN(UART_RX); /* Serial driver comments say */ - UART_IN(UART_IIR); /* this clears interrupt regs */ - UART_IN(UART_MSR); - - /* Figure basic LCR values */ - switch (kgdb_bits) { - case '7': - lcr |= UART_LCR_WLEN7; - break; - default: case '8': - lcr |= UART_LCR_WLEN8; - break; - } - switch (kgdb_parity) { - case 'O': - lcr |= UART_LCR_PARITY; - break; - case 'E': - lcr |= (UART_LCR_PARITY | UART_LCR_EPAR); - break; - default: break; - } - - /* Figure the baud rate divisor */ - bdiv = (SB_BASE/kgdb_baud); - - /* Set the baud rate and LCR values */ - UART_OUT(UART_LCR, (lcr | UART_LCR_DLAB)); - UART_OUT(UART_DLL, (bdiv & 0xff)); - UART_OUT(UART_DLM, ((bdiv >> 8) & 0xff)); - UART_OUT(UART_LCR, lcr); - - /* Set the MCR */ - UART_OUT(UART_MCR, SB_MCR); - - /* Turn off FIFOs for now */ - UART_OUT(UART_FCR, 0); - - /* Setup complete: initialize function pointers */ - kgdb_getchar = kgdb_uart_getchar; - kgdb_putchar = kgdb_uart_putchar; - - return 0; -} -#endif /* CONFIG_SH_KGDB */ - - -/* - * The Machine Vector - */ - -struct sh_machine_vector mv_7751se __initmv = { - .mv_name = "7751 SolutionEngine", - .mv_setup = sh7751se_setup, - .mv_nr_irqs = 72, - - .mv_inb = sh7751se_inb, - .mv_inw = sh7751se_inw, - .mv_inl = sh7751se_inl, - .mv_outb = sh7751se_outb, - .mv_outw = sh7751se_outw, - .mv_outl = sh7751se_outl, - - .mv_inb_p = sh7751se_inb_p, - .mv_inw_p = sh7751se_inw, - .mv_inl_p = sh7751se_inl, - .mv_outb_p = sh7751se_outb_p, - .mv_outw_p = sh7751se_outw, - .mv_outl_p = sh7751se_outl, - - .mv_insl = sh7751se_insl, - .mv_outsl = sh7751se_outsl, - - .mv_init_irq = init_7751se_IRQ, -#ifdef CONFIG_HEARTBEAT - .mv_heartbeat = heartbeat_7751se, -#endif -}; -ALIAS_MV(7751se) |