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-rw-r--r--arch/mips/momentum/ocelot_3/Makefile8
-rw-r--r--arch/mips/momentum/ocelot_3/irq.c109
-rw-r--r--arch/mips/momentum/ocelot_3/ocelot_3_fpga.h59
-rw-r--r--arch/mips/momentum/ocelot_3/platform.c208
-rw-r--r--arch/mips/momentum/ocelot_3/prom.c189
-rw-r--r--arch/mips/momentum/ocelot_3/reset.c59
-rw-r--r--arch/mips/momentum/ocelot_3/setup.c398
-rw-r--r--arch/mips/momentum/ocelot_c/Makefile8
-rw-r--r--arch/mips/momentum/ocelot_c/cpci-irq.c100
-rw-r--r--arch/mips/momentum/ocelot_c/dbg_io.c121
-rw-r--r--arch/mips/momentum/ocelot_c/irq.c107
-rw-r--r--arch/mips/momentum/ocelot_c/ocelot_c_fpga.h61
-rw-r--r--arch/mips/momentum/ocelot_c/platform.c183
-rw-r--r--arch/mips/momentum/ocelot_c/prom.c183
-rw-r--r--arch/mips/momentum/ocelot_c/reset.c58
-rw-r--r--arch/mips/momentum/ocelot_c/setup.c362
-rw-r--r--arch/mips/momentum/ocelot_c/uart-irq.c91
17 files changed, 0 insertions, 2304 deletions
diff --git a/arch/mips/momentum/ocelot_3/Makefile b/arch/mips/momentum/ocelot_3/Makefile
deleted file mode 100644
index d5a090a85a1..00000000000
--- a/arch/mips/momentum/ocelot_3/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-#
-# Makefile for Momentum Computer's Ocelot-3 board.
-#
-# Note! Dependencies are done automagically by 'make dep', which also
-# removes any old dependencies. DON'T put your own dependencies here
-# unless it's something special (ie not a .c file).
-#
-obj-y += irq.o platform.o prom.o reset.o setup.o
diff --git a/arch/mips/momentum/ocelot_3/irq.c b/arch/mips/momentum/ocelot_3/irq.c
deleted file mode 100644
index 3862d1d1add..00000000000
--- a/arch/mips/momentum/ocelot_3/irq.c
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- * Copyright (C) 2000 RidgeRun, Inc.
- * Author: RidgeRun, Inc.
- * glonnon@ridgerun.com, skranz@ridgerun.com, stevej@ridgerun.com
- *
- * Copyright 2001 MontaVista Software Inc.
- * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
- * Copyright (C) 2000, 2001 Ralf Baechle (ralf@gnu.org)
- *
- * Copyright 2004 PMC-Sierra
- * Author: Manish Lachwani (lachwani@pmc-sierra.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.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.
- *
- * Copyright (C) 2004 MontaVista Software Inc.
- * Author: Manish Lachwani, mlachwani@mvista.com
- *
- */
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/kernel_stat.h>
-#include <linux/module.h>
-#include <linux/signal.h>
-#include <linux/sched.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/timex.h>
-#include <linux/slab.h>
-#include <linux/random.h>
-#include <asm/bitops.h>
-#include <asm/bootinfo.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/mipsregs.h>
-#include <asm/system.h>
-
-static struct irqaction cascade_mv64340 = {
- no_action, IRQF_DISABLED, CPU_MASK_NONE, "MV64340-Cascade", NULL, NULL
-};
-
-void __init arch_init_irq(void)
-{
- /*
- * Clear all of the interrupts while we change the able around a bit.
- * int-handler is not on bootstrap
- */
- clear_c0_status(ST0_IM | ST0_BEV);
-
- rm7k_cpu_irq_init();
-
- /* set up the cascading interrupts */
- setup_irq(8, &cascade_mv64340); /* unmask intControl IM8, IRQ 9 */
- mv64340_irq_init(16);
-
- set_c0_status(ST0_IM); /* IE in the status register */
-
-}
-
-asmlinkage void plat_irq_dispatch(void)
-{
- unsigned int pending = read_c0_cause() & read_c0_status();
-
- if (pending & STATUSF_IP0)
- do_IRQ(0);
- else if (pending & STATUSF_IP1)
- do_IRQ(1);
- else if (pending & STATUSF_IP2)
- do_IRQ(2);
- else if (pending & STATUSF_IP3)
- do_IRQ(3);
- else if (pending & STATUSF_IP4)
- do_IRQ(4);
- else if (pending & STATUSF_IP5)
- do_IRQ(5);
- else if (pending & STATUSF_IP6)
- do_IRQ(6);
- else if (pending & STATUSF_IP7)
- do_IRQ(7);
- else {
- /*
- * Now look at the extended interrupts
- */
- pending = (read_c0_cause() & (read_c0_intcontrol() << 8)) >> 16;
-
- if (pending & STATUSF_IP8)
- ll_mv64340_irq();
- else
- spurious_interrupt();
- }
-}
diff --git a/arch/mips/momentum/ocelot_3/ocelot_3_fpga.h b/arch/mips/momentum/ocelot_3/ocelot_3_fpga.h
deleted file mode 100644
index 5710a9029f1..00000000000
--- a/arch/mips/momentum/ocelot_3/ocelot_3_fpga.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Ocelot-3 Board Register Definitions
- *
- * (C) 2002 Momentum Computer 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.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.
- *
- * Louis Hamilton, Red Hat, Inc.
- * hamilton@redhat.com [MIPS64 modifications]
- *
- * Copyright (C) 2004 MontaVista Software Inc.
- * Author: Manish Lachwani, mlachwani@mvista.com
- */
-
-#ifndef __OCELOT_3_FPGA_H__
-#define __OCELOT_3_FPGA_H__
-
-#define OCELOT_3_REG_BOARDREV 0x0
-#define OCELOT_3_REG_FPGA_REV 0x1
-#define OCELOT_3_REG_FPGA_TYPE 0x2
-#define OCELOT_3_REG_RESET_STATUS 0x3
-#define OCELOT_3_REG_BOARD_STATUS 0x4
-#define OCELOT_3_REG_CPCI_ID 0x5
-#define OCELOT_3_REG_SET 0x6
-#define OCELOT_3_REG_CLR 0x7
-#define OCELOT_3_REG_EEPROM_MODE 0x9
-#define OCELOT_3_REG_INTMASK 0xa
-#define OCELOT_3_REG_INTSTAT 0xb
-#define OCELOT_3_REG_UART_INTMASK 0xc
-#define OCELOT_3_REG_UART_INTSTAT 0xd
-#define OCELOT_3_REG_INTSET 0xe
-#define OCELOT_3_REG_INTCLR 0xf
-
-extern unsigned long ocelot_fpga_base;
-
-#define __FPGA_REG_TO_ADDR(reg) \
- ((void *) ocelot_fpga_base + OCELOT_3_REG_##reg)
-#define OCELOT_FPGA_WRITE(x, reg) writeb(x, __FPGA_REG_TO_ADDR(reg))
-#define OCELOT_FPGA_READ(reg) readb(__FPGA_REG_TO_ADDR(reg))
-
-#endif
diff --git a/arch/mips/momentum/ocelot_3/platform.c b/arch/mips/momentum/ocelot_3/platform.c
deleted file mode 100644
index 44e4c3fc740..00000000000
--- a/arch/mips/momentum/ocelot_3/platform.c
+++ /dev/null
@@ -1,208 +0,0 @@
-#include <linux/delay.h>
-#include <linux/if_ether.h>
-#include <linux/ioport.h>
-#include <linux/mv643xx.h>
-#include <linux/platform_device.h>
-
-#include "ocelot_3_fpga.h"
-
-#if defined(CONFIG_MV643XX_ETH) || defined(CONFIG_MV643XX_ETH_MODULE)
-
-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,
-};
-
-#define MV_SRAM_BASE 0xfe000000UL
-#define MV_SRAM_SIZE (256 * 1024)
-
-#define MV_SRAM_RXRING_SIZE (MV_SRAM_SIZE / 4)
-#define MV_SRAM_TXRING_SIZE (MV_SRAM_SIZE / 4)
-
-#define MV_SRAM_BASE_ETH0 MV_SRAM_BASE
-#define MV_SRAM_BASE_ETH1 (MV_SRAM_BASE + (MV_SRAM_SIZE / 2))
-
-#define MV64x60_IRQ_ETH_0 48
-#define MV64x60_IRQ_ETH_1 49
-#define MV64x60_IRQ_ETH_2 50
-
-static struct resource mv64x60_eth0_resources[] = {
- [0] = {
- .name = "eth0 irq",
- .start = MV64x60_IRQ_ETH_0,
- .end = MV64x60_IRQ_ETH_0,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct mv643xx_eth_platform_data eth0_pd = {
- .port_number = 0,
-
- .tx_sram_addr = MV_SRAM_BASE_ETH0,
- .tx_sram_size = MV_SRAM_TXRING_SIZE,
- .tx_queue_size = MV_SRAM_TXRING_SIZE / 16,
-
- .rx_sram_addr = MV_SRAM_BASE_ETH0 + MV_SRAM_TXRING_SIZE,
- .rx_sram_size = MV_SRAM_RXRING_SIZE,
- .rx_queue_size = MV_SRAM_RXRING_SIZE / 16,
-};
-
-static struct platform_device eth0_device = {
- .name = MV643XX_ETH_NAME,
- .id = 0,
- .num_resources = ARRAY_SIZE(mv64x60_eth0_resources),
- .resource = mv64x60_eth0_resources,
- .dev = {
- .platform_data = &eth0_pd,
- },
-};
-
-static struct resource mv64x60_eth1_resources[] = {
- [0] = {
- .name = "eth1 irq",
- .start = MV64x60_IRQ_ETH_1,
- .end = MV64x60_IRQ_ETH_1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct mv643xx_eth_platform_data eth1_pd = {
- .port_number = 1,
-
- .tx_sram_addr = MV_SRAM_BASE_ETH1,
- .tx_sram_size = MV_SRAM_TXRING_SIZE,
- .tx_queue_size = MV_SRAM_TXRING_SIZE / 16,
-
- .rx_sram_addr = MV_SRAM_BASE_ETH1 + MV_SRAM_TXRING_SIZE,
- .rx_sram_size = MV_SRAM_RXRING_SIZE,
- .rx_queue_size = MV_SRAM_RXRING_SIZE / 16,
-};
-
-static struct platform_device eth1_device = {
- .name = MV643XX_ETH_NAME,
- .id = 1,
- .num_resources = ARRAY_SIZE(mv64x60_eth1_resources),
- .resource = mv64x60_eth1_resources,
- .dev = {
- .platform_data = &eth1_pd,
- },
-};
-
-static struct resource mv64x60_eth2_resources[] = {
- [0] = {
- .name = "eth2 irq",
- .start = MV64x60_IRQ_ETH_2,
- .end = MV64x60_IRQ_ETH_2,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct mv643xx_eth_platform_data eth2_pd = {
- .port_number = 2,
-};
-
-static struct platform_device eth2_device = {
- .name = MV643XX_ETH_NAME,
- .id = 2,
- .num_resources = ARRAY_SIZE(mv64x60_eth2_resources),
- .resource = mv64x60_eth2_resources,
- .dev = {
- .platform_data = &eth2_pd,
- },
-};
-
-static struct platform_device *mv643xx_eth_pd_devs[] __initdata = {
- &mv643xx_eth_shared_device,
- &eth0_device,
- &eth1_device,
- &eth2_device,
-};
-
-static u8 __init exchange_bit(u8 val, u8 cs)
-{
- /* place the data */
- OCELOT_FPGA_WRITE((val << 2) | cs, EEPROM_MODE);
- udelay(1);
-
- /* turn the clock on */
- OCELOT_FPGA_WRITE((val << 2) | cs | 0x2, EEPROM_MODE);
- udelay(1);
-
- /* turn the clock off and read-strobe */
- OCELOT_FPGA_WRITE((val << 2) | cs | 0x10, EEPROM_MODE);
-
- /* return the data */
- return (OCELOT_FPGA_READ(EEPROM_MODE) >> 3) & 0x1;
-}
-
-static void __init get_mac(char dest[6])
-{
- u8 read_opcode[12] = {1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
- int i,j;
-
- for (i = 0; i < 12; i++)
- exchange_bit(read_opcode[i], 1);
-
- for (j = 0; j < 6; j++) {
- dest[j] = 0;
- for (i = 0; i < 8; i++) {
- dest[j] <<= 1;
- dest[j] |= exchange_bit(0, 1);
- }
- }
-
- /* turn off CS */
- exchange_bit(0,0);
-}
-
-/*
- * Copy and increment ethernet MAC address by a small value.
- *
- * This is useful for systems where the only one MAC address is stored in
- * non-volatile memory for multiple ports.
- */
-static inline void eth_mac_add(unsigned char *dst, unsigned char *src,
- unsigned int add)
-{
- int i;
-
- BUG_ON(add >= 256);
-
- for (i = ETH_ALEN; i >= 0; i--) {
- dst[i] = src[i] + add;
- add = dst[i] < src[i]; /* compute carry */
- }
-
- WARN_ON(add);
-}
-
-static int __init mv643xx_eth_add_pds(void)
-{
- unsigned char mac[ETH_ALEN];
- int ret;
-
- get_mac(mac);
- eth_mac_add(eth0_pd.mac_addr, mac, 0);
- eth_mac_add(eth1_pd.mac_addr, mac, 1);
- eth_mac_add(eth2_pd.mac_addr, mac, 2);
- ret = platform_add_devices(mv643xx_eth_pd_devs,
- ARRAY_SIZE(mv643xx_eth_pd_devs));
-
- return ret;
-}
-
-device_initcall(mv643xx_eth_add_pds);
-
-#endif /* defined(CONFIG_MV643XX_ETH) || defined(CONFIG_MV643XX_ETH_MODULE) */
diff --git a/arch/mips/momentum/ocelot_3/prom.c b/arch/mips/momentum/ocelot_3/prom.c
deleted file mode 100644
index 8e02df63578..00000000000
--- a/arch/mips/momentum/ocelot_3/prom.c
+++ /dev/null
@@ -1,189 +0,0 @@
-/*
- * Copyright 2002 Momentum Computer Inc.
- * Author: Matthew Dharm <mdharm@momenco.com>
- *
- * Louis Hamilton, Red Hat, Inc.
- * hamilton@redhat.com [MIPS64 modifications]
- *
- * Copyright 2004 PMC-Sierra
- * Author: Manish Lachwani (lachwani@pmc-sierra.com)
- *
- * Based on Ocelot Linux port, which is
- * Copyright 2001 MontaVista Software Inc.
- * Author: jsun@mvista.com or jsun@junsun.net
- *
- * 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.
- *
- * Copyright (C) 2004 MontaVista Software Inc.
- * Author: Manish Lachwani, mlachwani@mvista.com
- *
- */
-#include <linux/init.h>
-#include <linux/bootmem.h>
-#include <linux/mv643xx.h>
-
-#include <asm/addrspace.h>
-#include <asm/bootinfo.h>
-#include <asm/pmon.h>
-#include "ocelot_3_fpga.h"
-
-struct callvectors* debug_vectors;
-extern unsigned long marvell_base;
-extern unsigned long cpu_clock;
-
-const char *get_system_type(void)
-{
- return "Momentum Ocelot-3";
-}
-
-#ifdef CONFIG_64BIT
-
-unsigned long signext(unsigned long addr)
-{
- addr &= 0xffffffff;
- return (unsigned long)((int)addr);
-}
-
-void *get_arg(unsigned long args, int arc)
-{
- unsigned long ul;
- unsigned char *puc, uc;
-
- args += (arc * 4);
- ul = (unsigned long)signext(args);
- puc = (unsigned char *)ul;
- if (puc == 0)
- return (void *)0;
-
-#ifdef CONFIG_CPU_LITTLE_ENDIAN
- uc = *puc++;
- ul = (unsigned long)uc;
- uc = *puc++;
- ul |= (((unsigned long)uc) << 8);
- uc = *puc++;
- ul |= (((unsigned long)uc) << 16);
- uc = *puc++;
- ul |= (((unsigned long)uc) << 24);
-#else /* CONFIG_CPU_LITTLE_ENDIAN */
- uc = *puc++;
- ul = ((unsigned long)uc) << 24;
- uc = *puc++;
- ul |= (((unsigned long)uc) << 16);
- uc = *puc++;
- ul |= (((unsigned long)uc) << 8);
- uc = *puc++;
- ul |= ((unsigned long)uc);
-#endif /* CONFIG_CPU_LITTLE_ENDIAN */
- ul = signext(ul);
- return (void *)ul;
-}
-
-char *arg64(unsigned long addrin, int arg_index)
-{
- unsigned long args;
- char *p;
-
- args = signext(addrin);
- p = (char *)get_arg(args, arg_index);
-
- return p;
-}
-#endif /* CONFIG_64BIT */
-
-void __init prom_init(void)
-{
- int argc = fw_arg0;
- char **arg = (char **) fw_arg1;
- char **env = (char **) fw_arg2;
- struct callvectors *cv = (struct callvectors *) fw_arg3;
- int i;
-
-#ifdef CONFIG_64BIT
- char *ptr;
- printk("prom_init - MIPS64\n");
-
- /* save the PROM vectors for debugging use */
- debug_vectors = (struct callvectors *)signext((unsigned long)cv);
-
- /* arg[0] is "g", the rest is boot parameters */
- arcs_cmdline[0] = '\0';
-
- for (i = 1; i < argc; i++) {
- ptr = (char *)arg64((unsigned long)arg, i);
- if ((strlen(arcs_cmdline) + strlen(ptr) + 1) >=
- sizeof(arcs_cmdline))
- break;
- strcat(arcs_cmdline, ptr);
- strcat(arcs_cmdline, " ");
- }
- i = 0;
-
- while (1) {
- ptr = (char *)arg64((unsigned long)env, i);
- if (! ptr)
- break;
-
- if (strncmp("gtbase", ptr, strlen("gtbase")) == 0) {
- marvell_base = simple_strtol(ptr + strlen("gtbase="),
- NULL, 16);
-
- if ((marvell_base & 0xffffffff00000000) == 0)
- marvell_base |= 0xffffffff00000000;
-
- printk("marvell_base set to 0x%016lx\n", marvell_base);
- }
- if (strncmp("cpuclock", ptr, strlen("cpuclock")) == 0) {
- cpu_clock = simple_strtol(ptr + strlen("cpuclock="),
- NULL, 10);
- printk("cpu_clock set to %d\n", cpu_clock);
- }
- i++;
- }
- printk("arcs_cmdline: %s\n", arcs_cmdline);
-
-#else /* CONFIG_64BIT */
-
- /* save the PROM vectors for debugging use */
- debug_vectors = cv;
-
- /* arg[0] is "g", the rest is boot parameters */
- arcs_cmdline[0] = '\0';
- for (i = 1; i < argc; i++) {
- if (strlen(arcs_cmdline) + strlen(arg[i] + 1)
- >= sizeof(arcs_cmdline))
- break;
- strcat(arcs_cmdline, arg[i]);
- strcat(arcs_cmdline, " ");
- }
-
- while (*env) {
- if (strncmp("gtbase", *env, strlen("gtbase")) == 0) {
- marvell_base = simple_strtol(*env + strlen("gtbase="),
- NULL, 16);
- }
- if (strncmp("cpuclock", *env, strlen("cpuclock")) == 0) {
- cpu_clock = simple_strtol(*env + strlen("cpuclock="),
- NULL, 10);
- }
- env++;
- }
-#endif /* CONFIG_64BIT */
-
- mips_machgroup = MACH_GROUP_MOMENCO;
- mips_machtype = MACH_MOMENCO_OCELOT_3;
-
-#ifndef CONFIG_64BIT
- debug_vectors->printf("Booting Linux kernel...\n");
-#endif
-}
-
-void __init prom_free_prom_memory(void)
-{
-}
-
-void __init prom_fixup_mem_map(unsigned long start, unsigned long end)
-{
-}
diff --git a/arch/mips/momentum/ocelot_3/reset.c b/arch/mips/momentum/ocelot_3/reset.c
deleted file mode 100644
index 9d86d246837..00000000000
--- a/arch/mips/momentum/ocelot_3/reset.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * 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.
- *
- * Copyright (C) 1997, 01, 05 Ralf Baechle
- * Copyright 2001 MontaVista Software Inc.
- * Author: jsun@mvista.com or jsun@junsun.net
- *
- * Copyright (C) 2002 Momentum Computer Inc.
- * Author: Matthew Dharm <mdharm@momenco.com>
- *
- * Louis Hamilton, Red Hat, Inc.
- * hamilton@redhat.com [MIPS64 modifications]
- *
- * Copyright 2004 PMC-Sierra
- * Author: Manish Lachwani (lachwani@pmc-sierra.com)
- *
- * Copyright (C) 2004 MontaVista Software Inc.
- * Author: Manish Lachwani, mlachwani@mvista.com
- */
-#include <linux/sched.h>
-#include <linux/mm.h>
-#include <linux/delay.h>
-#include <asm/io.h>
-#include <asm/pgtable.h>
-#include <asm/processor.h>
-#include <asm/reboot.h>
-#include <asm/system.h>
-
-void momenco_ocelot_restart(char *command)
-{
- /* base address of timekeeper portion of part */
- void *nvram = (void *) 0xfc807000L;
-
- /* Ask the NVRAM/RTC/watchdog chip to assert reset in 1/16 second */
- writeb(0x84, nvram + 0xff7);
-
- /* wait for the watchdog to go off */
- mdelay(100+(1000/16));
-
- /* if the watchdog fails for some reason, let people know */
- printk(KERN_NOTICE "Watchdog reset failed\n");
-}
-
-void momenco_ocelot_halt(void)
-{
- printk(KERN_NOTICE "\n** You can safely turn off the power\n");
- while (1)
- __asm__(".set\tmips3\n\t"
- "wait\n\t"
- ".set\tmips0");
-}
-
-void momenco_ocelot_power_off(void)
-{
- momenco_ocelot_halt();
-}
diff --git a/arch/mips/momentum/ocelot_3/setup.c b/arch/mips/momentum/ocelot_3/setup.c
deleted file mode 100644
index ff0829f8111..00000000000
--- a/arch/mips/momentum/ocelot_3/setup.c
+++ /dev/null
@@ -1,398 +0,0 @@
-/*
- * setup.c
- *
- * BRIEF MODULE DESCRIPTION
- * Momentum Computer Ocelot-3 board dependent boot routines
- *
- * Copyright (C) 1996, 1997, 01, 05 - 06 Ralf Baechle
- * Copyright (C) 2000 RidgeRun, Inc.
- * Copyright (C) 2001 Red Hat, Inc.
- * Copyright (C) 2002 Momentum Computer
- *
- * Author: Matthew Dharm, Momentum Computer
- * mdharm@momenco.com
- *
- * Louis Hamilton, Red Hat, Inc.
- * hamilton@redhat.com [MIPS64 modifications]
- *
- * Author: RidgeRun, Inc.
- * glonnon@ridgerun.com, skranz@ridgerun.com, stevej@ridgerun.com
- *
- * Copyright 2001 MontaVista Software Inc.
- * Author: jsun@mvista.com or jsun@junsun.net
- *
- * Copyright 2004 PMC-Sierra
- * Author: Manish Lachwani (lachwani@pmc-sierra.com)
- *
- * Copyright (C) 2004 MontaVista Software Inc.
- * Author: Manish Lachwani, mlachwani@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.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/mc146818rtc.h>
-#include <linux/ioport.h>
-#include <linux/interrupt.h>
-#include <linux/pci.h>
-#include <linux/timex.h>
-#include <linux/bootmem.h>
-#include <linux/mv643xx.h>
-#include <linux/pm.h>
-#include <linux/bcd.h>
-
-#include <asm/time.h>
-#include <asm/page.h>
-#include <asm/bootinfo.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/pci.h>
-#include <asm/processor.h>
-#include <asm/reboot.h>
-#include <asm/mc146818rtc.h>
-#include <asm/tlbflush.h>
-#include "ocelot_3_fpga.h"
-
-/* Marvell Discovery Register Base */
-unsigned long marvell_base = (signed)0xf4000000;
-
-/* CPU clock */
-unsigned long cpu_clock;
-
-/* RTC/NVRAM */
-unsigned char* rtc_base = (unsigned char*)(signed)0xfc800000;
-
-/* FPGA Base */
-unsigned long ocelot_fpga_base = (signed)0xfc000000;
-
-/* Serial base */
-unsigned long uart_base = (signed)0xfd000000;
-
-/*
- * Marvell Discovery SRAM. This is one place where Ethernet
- * Tx and Rx descriptors can be placed to improve performance
- */
-extern unsigned long mv64340_sram_base;
-
-/* These functions are used for rebooting or halting the machine*/
-extern void momenco_ocelot_restart(char *command);
-extern void momenco_ocelot_halt(void);
-extern void momenco_ocelot_power_off(void);
-
-void momenco_time_init(void);
-static char reset_reason;
-
-void add_wired_entry(unsigned long entrylo0, unsigned long entrylo1,
- unsigned long entryhi, unsigned long pagemask);
-
-static inline unsigned long ENTRYLO(unsigned long paddr)
-{
- return ((paddr & PAGE_MASK) |
- (_PAGE_PRESENT | __READABLE | __WRITEABLE | _PAGE_GLOBAL |
- _CACHE_UNCACHED)) >> 6;
-}
-
-void __init bus_error_init(void)
-{
- /* nothing */
-}
-
-/*
- * setup code for a handoff from a version 2 PMON 2000 PROM
- */
-void setup_wired_tlb_entries(void)
-{
- write_c0_wired(0);
- local_flush_tlb_all();
-
- /* marvell and extra space */
- add_wired_entry(ENTRYLO(0xf4000000), ENTRYLO(0xf4010000), (signed)0xf4000000, PM_64K);
-
- /* fpga, rtc, and uart */
- add_wired_entry(ENTRYLO(0xfc000000), ENTRYLO(0xfd000000), (signed)0xfc000000, PM_16M);
-}
-
-unsigned long m48t37y_get_time(void)
-{
- unsigned int year, month, day, hour, min, sec;
- unsigned long flags;
-
- spin_lock_irqsave(&rtc_lock, flags);
- /* stop the update */
- rtc_base[0x7ff8] = 0x40;
-
- year = BCD2BIN(rtc_base[0x7fff]);
- year += BCD2BIN(rtc_base[0x7ff1]) * 100;
-
- month = BCD2BIN(rtc_base[0x7ffe]);
-
- day = BCD2BIN(rtc_base[0x7ffd]);
-
- hour = BCD2BIN(rtc_base[0x7ffb]);
- min = BCD2BIN(rtc_base[0x7ffa]);
- sec = BCD2BIN(rtc_base[0x7ff9]);
-
- /* start the update */
- rtc_base[0x7ff8] = 0x00;
- spin_unlock_irqrestore(&rtc_lock, flags);
-
- return mktime(year, month, day, hour, min, sec);
-}
-
-int m48t37y_set_time(unsigned long sec)
-{
- struct rtc_time tm;
- unsigned long flags;
-
- /* convert to a more useful format -- note months count from 0 */
- to_tm(sec, &tm);
- tm.tm_mon += 1;
-
- spin_lock_irqsave(&rtc_lock, flags);
- /* enable writing */
- rtc_base[0x7ff8] = 0x80;
-
- /* year */
- rtc_base[0x7fff] = BIN2BCD(tm.tm_year % 100);
- rtc_base[0x7ff1] = BIN2BCD(tm.tm_year / 100);
-
- /* month */
- rtc_base[0x7ffe] = BIN2BCD(tm.tm_mon);
-
- /* day */
- rtc_base[0x7ffd] = BIN2BCD(tm.tm_mday);
-
- /* hour/min/sec */
- rtc_base[0x7ffb] = BIN2BCD(tm.tm_hour);
- rtc_base[0x7ffa] = BIN2BCD(tm.tm_min);
- rtc_base[0x7ff9] = BIN2BCD(tm.tm_sec);
-
- /* day of week -- not really used, but let's keep it up-to-date */
- rtc_base[0x7ffc] = BIN2BCD(tm.tm_wday + 1);
-
- /* disable writing */
- rtc_base[0x7ff8] = 0x00;
- spin_unlock_irqrestore(&rtc_lock, flags);
-
- return 0;
-}
-
-void __init plat_timer_setup(struct irqaction *irq)
-{
- setup_irq(7, irq); /* Timer interrupt, unmask status IM7 */
-}
-
-void momenco_time_init(void)
-{
- setup_wired_tlb_entries();
-
- /*
- * Ocelot-3 board has been built with both
- * the Rm7900 and the Rm7065C
- */
- mips_hpt_frequency = cpu_clock / 2;
-
- rtc_mips_get_time = m48t37y_get_time;
- rtc_mips_set_time = m48t37y_set_time;
-}
-
-/*
- * PCI Support for Ocelot-3
- */
-
-/* Bus #0 IO and MEM space */
-#define OCELOT_3_PCI_IO_0_START 0xe0000000
-#define OCELOT_3_PCI_IO_0_SIZE 0x08000000
-#define OCELOT_3_PCI_MEM_0_START 0xc0000000
-#define OCELOT_3_PCI_MEM_0_SIZE 0x10000000
-
-/* Bus #1 IO and MEM space */
-#define OCELOT_3_PCI_IO_1_START 0xe8000000
-#define OCELOT_3_PCI_IO_1_SIZE 0x08000000
-#define OCELOT_3_PCI_MEM_1_START 0xd0000000
-#define OCELOT_3_PCI_MEM_1_SIZE 0x10000000
-
-static struct resource mv_pci_io_mem0_resource = {
- .name = "MV64340 PCI0 IO MEM",
- .start = OCELOT_3_PCI_IO_0_START,
- .end = OCELOT_3_PCI_IO_0_START + OCELOT_3_PCI_IO_0_SIZE - 1,
- .flags = IORESOURCE_IO,
-};
-
-static struct resource mv_pci_io_mem1_resource = {
- .name = "MV64340 PCI1 IO MEM",
- .start = OCELOT_3_PCI_IO_1_START,
- .end = OCELOT_3_PCI_IO_1_START + OCELOT_3_PCI_IO_1_SIZE - 1,
- .flags = IORESOURCE_IO,
-};
-
-static struct resource mv_pci_mem0_resource = {
- .name = "MV64340 PCI0 MEM",
- .start = OCELOT_3_PCI_MEM_0_START,
- .end = OCELOT_3_PCI_MEM_0_START + OCELOT_3_PCI_MEM_0_SIZE - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct resource mv_pci_mem1_resource = {
- .name = "MV64340 PCI1 MEM",
- .start = OCELOT_3_PCI_MEM_1_START,
- .end = OCELOT_3_PCI_MEM_1_START + OCELOT_3_PCI_MEM_1_SIZE - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct mv_pci_controller mv_bus0_controller = {
- .pcic = {
- .pci_ops = &mv_pci_ops,
- .mem_resource = &mv_pci_mem0_resource,
- .io_resource = &mv_pci_io_mem0_resource,
- },
- .config_addr = MV64340_PCI_0_CONFIG_ADDR,
- .config_vreg = MV64340_PCI_0_CONFIG_DATA_VIRTUAL_REG,
-};
-
-static struct mv_pci_controller mv_bus1_controller = {
- .pcic = {
- .pci_ops = &mv_pci_ops,
- .mem_resource = &mv_pci_mem1_resource,
- .io_resource = &mv_pci_io_mem1_resource,
- },
- .config_addr = MV64340_PCI_1_CONFIG_ADDR,
- .config_vreg = MV64340_PCI_1_CONFIG_DATA_VIRTUAL_REG,
-};
-
-static __init int __init ja_pci_init(void)
-{
- uint32_t enable;
- extern int pci_probe_only;
-
- /* PMON will assign PCI resources */
- pci_probe_only = 1;
-
- enable = ~MV_READ(MV64340_BASE_ADDR_ENABLE);
- /*
- * We require at least one enabled I/O or PCI memory window or we
- * will ignore this PCI bus. We ignore PCI windows 1, 2 and 3.
- */
- if (enable & (0x01 << 9) || enable & (0x01 << 10))
- register_pci_controller(&mv_bus0_controller.pcic);
-
- if (enable & (0x01 << 14) || enable & (0x01 << 15))
- register_pci_controller(&mv_bus1_controller.pcic);
-
- ioport_resource.end = OCELOT_3_PCI_IO_0_START + OCELOT_3_PCI_IO_0_SIZE +
- OCELOT_3_PCI_IO_1_SIZE - 1;
-
- iomem_resource.end = OCELOT_3_PCI_MEM_0_START + OCELOT_3_PCI_MEM_0_SIZE +
- OCELOT_3_PCI_MEM_1_SIZE - 1;
-
- set_io_port_base(OCELOT_3_PCI_IO_0_START); /* mips_io_port_base */
-
- return 0;
-}
-
-arch_initcall(ja_pci_init);
-
-void __init plat_mem_setup(void)
-{
- unsigned int tmpword;
-
- board_time_init = momenco_time_init;
-
- _machine_restart = momenco_ocelot_restart;
- _machine_halt = momenco_ocelot_halt;
- pm_power_off = momenco_ocelot_power_off;
-
- /* Wired TLB entries */
- setup_wired_tlb_entries();
-
- /* shut down ethernet ports, just to be sure our memory doesn't get
- * corrupted by random ethernet traffic.
- */
- MV_WRITE(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(0), 0xff << 8);
- MV_WRITE(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(1), 0xff << 8);
- MV_WRITE(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(0), 0xff << 8);
- MV_WRITE(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(1), 0xff << 8);
- do {}
- while (MV_READ(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(0)) & 0xff);
- do {}
- while (MV_READ(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(1)) & 0xff);
- do {}
- while (MV_READ(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(0)) & 0xff);
- do {}
- while (MV_READ(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(1)) & 0xff);
- MV_WRITE(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(0),
- MV_READ(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(0)) & ~1);
- MV_WRITE(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(1),
- MV_READ(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(1)) & ~1);
-
- /* Turn off the Bit-Error LED */
- OCELOT_FPGA_WRITE(0x80, CLR);
-
- tmpword = OCELOT_FPGA_READ(BOARDREV);
- if (tmpword < 26)
- printk("Momenco Ocelot-3: Board Assembly Rev. %c\n",
- 'A'+tmpword);
- else
- printk("Momenco Ocelot-3: Board Assembly Revision #0x%x\n",
- tmpword);
-
- tmpword = OCELOT_FPGA_READ(FPGA_REV);
- printk("FPGA Rev: %d.%d\n", tmpword>>4, tmpword&15);
- tmpword = OCELOT_FPGA_READ(RESET_STATUS);
- printk("Reset reason: 0x%x\n", tmpword);
- switch (tmpword) {
- case 0x1:
- printk(" - Power-up reset\n");
- break;
- case 0x2:
- printk(" - Push-button reset\n");
- break;
- case 0x4:
- printk(" - cPCI bus reset\n");
- break;
- case 0x8:
- printk(" - Watchdog reset\n");
- break;
- case 0x10:
- printk(" - Software reset\n");
- break;
- default:
- printk(" - Unknown reset cause\n");
- }
- reset_reason = tmpword;
- OCELOT_FPGA_WRITE(0xff, RESET_STATUS);
-
- tmpword = OCELOT_FPGA_READ(CPCI_ID);
- printk("cPCI ID register: 0x%02x\n", tmpword);
- printk(" - Slot number: %d\n", tmpword & 0x1f);
- printk(" - PCI bus present: %s\n", tmpword & 0x40 ? "yes" : "no");
- printk(" - System Slot: %s\n", tmpword & 0x20 ? "yes" : "no");
-
- tmpword = OCELOT_FPGA_READ(BOARD_STATUS);
- printk("Board Status register: 0x%02x\n", tmpword);
- printk(" - User jumper: %s\n", (tmpword & 0x80)?"installed":"absent");
- printk(" - Boot flash write jumper: %s\n", (tmpword&0x40)?"installed":"absent");
- printk(" - L3 cache size: %d MB\n", (1<<((tmpword&12) >> 2))&~1);
-
- /* Support for 128 MB memory */
- add_memory_region(0x0, 0x08000000, BOOT_MEM_RAM);
-}
diff --git a/arch/mips/momentum/ocelot_c/Makefile b/arch/mips/momentum/ocelot_c/Makefile
deleted file mode 100644
index d69161aa167..00000000000
--- a/arch/mips/momentum/ocelot_c/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-#
-# Makefile for Momentum Computer's Ocelot-C and -CS boards.
-#
-
-obj-y += cpci-irq.o irq.o platform.o prom.o reset.o \
- setup.o uart-irq.o
-
-obj-$(CONFIG_KGDB) += dbg_io.o
diff --git a/arch/mips/momentum/ocelot_c/cpci-irq.c b/arch/mips/momentum/ocelot_c/cpci-irq.c
deleted file mode 100644
index 186a140fd2a..00000000000
--- a/arch/mips/momentum/ocelot_c/cpci-irq.c
+++ /dev/null
@@ -1,100 +0,0 @@
-/*
- * Copyright 2002 Momentum Computer
- * Author: mdharm@momenco.com
- *
- * arch/mips/momentum/ocelot_c/cpci-irq.c
- * Interrupt routines for cpci. Interrupt numbers are assigned from
- * CPCI_IRQ_BASE to CPCI_IRQ_BASE+8 (8 interrupt sources).
- *
- * Note that the high-level software will need to be careful about using
- * these interrupts. If this board is asserting a cPCI interrupt, it will
- * also see the asserted interrupt. Care must be taken to avoid an
- * interrupt flood.
- *
- * 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/module.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/kernel_stat.h>
-#include <asm/io.h>
-#include "ocelot_c_fpga.h"
-
-#define CPCI_IRQ_BASE 8
-
-static inline int ls1bit8(unsigned int x)
-{
- int b = 7, s;
-
- s = 4; if (((unsigned char)(x << 4)) == 0) s = 0; b -= s; x <<= s;
- s = 2; if (((unsigned char)(x << 2)) == 0) s = 0; b -= s; x <<= s;
- s = 1; if (((unsigned char)(x << 1)) == 0) s = 0; b -= s;
-
- return b;
-}
-
-/* mask off an interrupt -- 0 is enable, 1 is disable */
-static inline void mask_cpci_irq(unsigned int irq)
-{
- uint32_t value;
-
- value = OCELOT_FPGA_READ(INTMASK);
- value |= 1 << (irq - CPCI_IRQ_BASE);
- OCELOT_FPGA_WRITE(value, INTMASK);
-
- /* read the value back to assure that it's really been written */
- value = OCELOT_FPGA_READ(INTMASK);
-}
-
-/* unmask an interrupt -- 0 is enable, 1 is disable */
-static inline void unmask_cpci_irq(unsigned int irq)
-{
- uint32_t value;
-
- value = OCELOT_FPGA_READ(INTMASK);
- value &= ~(1 << (irq - CPCI_IRQ_BASE));
- OCELOT_FPGA_WRITE(value, INTMASK);
-
- /* read the value back to assure that it's really been written */
- value = OCELOT_FPGA_READ(INTMASK);
-}
-
-/*
- * Interrupt handler for interrupts coming from the FPGA chip.
- * It could be built in ethernet ports etc...
- */
-void ll_cpci_irq(void)
-{
- unsigned int irq_src, irq_mask;
-
- /* read the interrupt status registers */
- irq_src = OCELOT_FPGA_READ(INTSTAT);
- irq_mask = OCELOT_FPGA_READ(INTMASK);
-
- /* mask for just the interrupts we want */
- irq_src &= ~irq_mask;
-
- do_IRQ(ls1bit8(irq_src) + CPCI_IRQ_BASE);
-}
-
-struct irq_chip cpci_irq_type = {
- .name = "CPCI/FPGA",
- .ack = mask_cpci_irq,
- .mask = mask_cpci_irq,
- .mask_ack = mask_cpci_irq,
- .unmask = unmask_cpci_irq,
-};
-
-void cpci_irq_init(void)
-{
- int i;
-
- for (i = CPCI_IRQ_BASE; i < (CPCI_IRQ_BASE + 8); i++)
- set_irq_chip_and_handler(i, &cpci_irq_type, handle_level_irq);
-}
diff --git a/arch/mips/momentum/ocelot_c/dbg_io.c b/arch/mips/momentum/ocelot_c/dbg_io.c
deleted file mode 100644
index 32d6fb4ee67..00000000000
--- a/arch/mips/momentum/ocelot_c/dbg_io.c
+++ /dev/null
@@ -1,121 +0,0 @@
-
-#include <asm/serial.h> /* For the serial port location and base baud */
-
-/* --- CONFIG --- */
-
-typedef unsigned char uint8;
-typedef unsigned int uint32;
-
-/* --- END OF CONFIG --- */
-
-#define UART16550_BAUD_2400 2400
-#define UART16550_BAUD_4800 4800
-#define UART16550_BAUD_9600 9600
-#define UART16550_BAUD_19200 19200
-#define UART16550_BAUD_38400 38400
-#define UART16550_BAUD_57600 57600
-#define UART16550_BAUD_115200 115200
-
-#define UART16550_PARITY_NONE 0
-#define UART16550_PARITY_ODD 0x08
-#define UART16550_PARITY_EVEN 0x18
-#define UART16550_PARITY_MARK 0x28
-#define UART16550_PARITY_SPACE 0x38
-
-#define UART16550_DATA_5BIT 0x0
-#define UART16550_DATA_6BIT 0x1
-#define UART16550_DATA_7BIT 0x2
-#define UART16550_DATA_8BIT 0x3
-
-#define UART16550_STOP_1BIT 0x0
-#define UART16550_STOP_2BIT 0x4
-
-/* ----------------------------------------------------- */
-
-/* === CONFIG === */
-
-/* [jsun] we use the second serial port for kdb */
-#define BASE OCELOT_SERIAL1_BASE
-#define MAX_BAUD OCELOT_BASE_BAUD
-
-/* === END OF CONFIG === */
-
-#define REG_OFFSET 4
-
-/* register offset */
-#define OFS_RCV_BUFFER 0
-#define OFS_TRANS_HOLD 0
-#define OFS_SEND_BUFFER 0
-#define OFS_INTR_ENABLE (1*REG_OFFSET)
-#define OFS_INTR_ID (2*REG_OFFSET)
-#define OFS_DATA_FORMAT (3*REG_OFFSET)
-#define OFS_LINE_CONTROL (3*REG_OFFSET)
-#define OFS_MODEM_CONTROL (4*REG_OFFSET)
-#define OFS_RS232_OUTPUT (4*REG_OFFSET)
-#define OFS_LINE_STATUS (5*REG_OFFSET)
-#define OFS_MODEM_STATUS (6*REG_OFFSET)
-#define OFS_RS232_INPUT (6*REG_OFFSET)
-#define OFS_SCRATCH_PAD (7*REG_OFFSET)
-
-#define OFS_DIVISOR_LSB (0*REG_OFFSET)
-#define OFS_DIVISOR_MSB (1*REG_OFFSET)
-
-
-/* memory-mapped read/write of the port */
-#define UART16550_READ(y) (*((volatile uint8*)(BASE + y)))
-#define UART16550_WRITE(y, z) ((*((volatile uint8*)(BASE + y))) = z)
-
-void debugInit(uint32 baud, uint8 data, uint8 parity, uint8 stop)
-{
- /* disable interrupts */
- UART16550_WRITE(OFS_INTR_ENABLE, 0);
-
- /* set up baud rate */
- {
- uint32 divisor;
-
- /* set DIAB bit */
- UART16550_WRITE(OFS_LINE_CONTROL, 0x80);
-
- /* set divisor */
- divisor = MAX_BAUD / baud;
- UART16550_WRITE(OFS_DIVISOR_LSB, divisor & 0xff);
- UART16550_WRITE(OFS_DIVISOR_MSB, (divisor & 0xff00) >> 8);
-
- /* clear DIAB bit */
- UART16550_WRITE(OFS_LINE_CONTROL, 0x0);
- }
-
- /* set data format */
- UART16550_WRITE(OFS_DATA_FORMAT, data | parity | stop);
-}
-
-static int remoteDebugInitialized = 0;
-
-uint8 getDebugChar(void)
-{
- if (!remoteDebugInitialized) {
- remoteDebugInitialized = 1;
- debugInit(UART16550_BAUD_38400,
- UART16550_DATA_8BIT,
- UART16550_PARITY_NONE, UART16550_STOP_1BIT);
- }
-
- while ((UART16550_READ(OFS_LINE_STATUS) & 0x1) == 0);
- return UART16550_READ(OFS_RCV_BUFFER);
-}
-
-
-int putDebugChar(uint8 byte)
-{
- if (!remoteDebugInitialized) {
- remoteDebugInitialized = 1;
- debugInit(UART16550_BAUD_38400,
- UART16550_DATA_8BIT,
- UART16550_PARITY_NONE, UART16550_STOP_1BIT);
- }
-
- while ((UART16550_READ(OFS_LINE_STATUS) & 0x20) == 0);
- UART16550_WRITE(OFS_SEND_BUFFER, byte);
- return 1;
-}
diff --git a/arch/mips/momentum/ocelot_c/irq.c b/arch/mips/momentum/ocelot_c/irq.c
deleted file mode 100644
index 844d566c9de..00000000000
--- a/arch/mips/momentum/ocelot_c/irq.c
+++ /dev/null
@@ -1,107 +0,0 @@
-/*
- * Copyright (C) 2000 RidgeRun, Inc.
- * Author: RidgeRun, Inc.
- * glonnon@ridgerun.com, skranz@ridgerun.com, stevej@ridgerun.com
- *
- * Copyright 2001 MontaVista Software Inc.
- * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
- * Copyright (C) 2000, 01, 05 Ralf Baechle (ralf@linux-mips.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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.
- *
- */
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/kernel_stat.h>
-#include <linux/module.h>
-#include <linux/signal.h>
-#include <linux/sched.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/timex.h>
-#include <linux/slab.h>
-#include <linux/random.h>
-#include <linux/bitops.h>
-#include <linux/mv643xx.h>
-#include <asm/bootinfo.h>
-#include <asm/io.h>
-#include <asm/irq_cpu.h>
-#include <asm/mipsregs.h>
-#include <asm/system.h>
-
-extern void uart_irq_init(void);
-extern void cpci_irq_init(void);
-
-static struct irqaction cascade_fpga = {
- no_action, IRQF_DISABLED, CPU_MASK_NONE, "cascade via FPGA", NULL, NULL
-};
-
-static struct irqaction cascade_mv64340 = {
- no_action, IRQF_DISABLED, CPU_MASK_NONE, "cascade via MV64340", NULL, NULL
-};
-
-extern void ll_uart_irq(void);
-extern void ll_cpci_irq(void);
-
-asmlinkage void plat_irq_dispatch(void)
-{
- unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM;
-
- if (pending & STATUSF_IP0)
- do_IRQ(0);
- else if (pending & STATUSF_IP1)
- do_IRQ(1);
- else if (pending & STATUSF_IP2)
- do_IRQ(2);
- else if (pending & STATUSF_IP3)
- ll_uart_irq();
- else if (pending & STATUSF_IP4)
- do_IRQ(4);
- else if (pending & STATUSF_IP5)
- ll_cpci_irq();
- else if (pending & STATUSF_IP6)
- ll_mv64340_irq();
- else if (pending & STATUSF_IP7)
- do_IRQ(7);
- else
- spurious_interrupt();
-}
-
-void __init arch_init_irq(void)
-{
- /*
- * Clear all of the interrupts while we change the able around a bit.
- * int-handler is not on bootstrap
- */
- clear_c0_status(ST0_IM);
-
- mips_cpu_irq_init();
-
- /* set up the cascading interrupts */
- setup_irq(3, &cascade_fpga);
- setup_irq(5, &cascade_fpga);
- setup_irq(6, &cascade_mv64340);
-
- mv64340_irq_init(16);
- uart_irq_init();
- cpci_irq_init();
-}
diff --git a/arch/mips/momentum/ocelot_c/ocelot_c_fpga.h b/arch/mips/momentum/ocelot_c/ocelot_c_fpga.h
deleted file mode 100644
index f0f5581dcb5..00000000000
--- a/arch/mips/momentum/ocelot_c/ocelot_c_fpga.h
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Ocelot-C Board Register Definitions
- *
- * (C) 2002 Momentum Computer 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.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.
- *
- * Louis Hamilton, Red Hat, Inc.
- * hamilton@redhat.com [MIPS64 modifications]
- */
-
-#ifndef __OCELOT_C_FPGA_H__
-#define __OCELOT_C_FPGA_H__
-
-
-#ifdef CONFIG_64BIT
-#define OCELOT_C_CS0_ADDR (0xfffffffffc000000)
-#else
-#define OCELOT_C_CS0_ADDR (0xfc000000)
-#endif
-
-#define OCELOT_C_REG_BOARDREV 0x0
-#define OCELOT_C_REG_FPGA_REV 0x1
-#define OCELOT_C_REG_FPGA_TYPE 0x2
-#define OCELOT_C_REG_RESET_STATUS 0x3
-#define OCELOT_C_REG_BOARD_STATUS 0x4
-#define OCELOT_C_REG_CPCI_ID 0x5
-#define OCELOT_C_REG_SET 0x6
-#define OCELOT_C_REG_CLR 0x7
-#define OCELOT_C_REG_EEPROM_MODE 0x9
-#define OCELOT_C_REG_INTMASK 0xa
-#define OCELOT_C_REG_INTSTAT 0xb
-#define OCELOT_C_REG_UART_INTMASK 0xc
-#define OCELOT_C_REG_UART_INTSTAT 0xd
-#define OCELOT_C_REG_INTSET 0xe
-#define OCELOT_C_REG_INTCLR 0xf
-
-#define __FPGA_REG_TO_ADDR(reg) \
- ((void *) OCELOT_C_CS0_ADDR + OCELOT_C_REG_##reg)
-#define OCELOT_FPGA_WRITE(x, reg) writeb(x, __FPGA_REG_TO_ADDR(reg))
-#define OCELOT_FPGA_READ(reg) readb(__FPGA_REG_TO_ADDR(reg))
-
-#endif
diff --git a/arch/mips/momentum/ocelot_c/platform.c b/arch/mips/momentum/ocelot_c/platform.c
deleted file mode 100644
index 7780aa0c655..00000000000
--- a/arch/mips/momentum/ocelot_c/platform.c
+++ /dev/null
@@ -1,183 +0,0 @@
-#include <linux/delay.h>
-#include <linux/if_ether.h>
-#include <linux/ioport.h>
-#include <linux/mv643xx.h>
-#include <linux/platform_device.h>
-
-#include "ocelot_c_fpga.h"
-
-#if defined(CONFIG_MV643XX_ETH) || defined(CONFIG_MV643XX_ETH_MODULE)
-
-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,
-};
-
-#define MV_SRAM_BASE 0xfe000000UL
-#define MV_SRAM_SIZE (256 * 1024)
-
-#define MV_SRAM_RXRING_SIZE (MV_SRAM_SIZE / 4)
-#define MV_SRAM_TXRING_SIZE (MV_SRAM_SIZE / 4)
-
-#define MV_SRAM_BASE_ETH0 MV_SRAM_BASE
-#define MV_SRAM_BASE_ETH1 (MV_SRAM_BASE + (MV_SRAM_SIZE / 2))
-
-#define MV64x60_IRQ_ETH_0 48
-#define MV64x60_IRQ_ETH_1 49
-
-static struct resource mv64x60_eth0_resources[] = {
- [0] = {
- .name = "eth0 irq",
- .start = MV64x60_IRQ_ETH_0,
- .end = MV64x60_IRQ_ETH_0,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct mv643xx_eth_platform_data eth0_pd = {
- .port_number = 0,
-
- .tx_sram_addr = MV_SRAM_BASE_ETH0,
- .tx_sram_size = MV_SRAM_TXRING_SIZE,
- .tx_queue_size = MV_SRAM_TXRING_SIZE / 16,
-
- .rx_sram_addr = MV_SRAM_BASE_ETH0 + MV_SRAM_TXRING_SIZE,
- .rx_sram_size = MV_SRAM_RXRING_SIZE,
- .rx_queue_size = MV_SRAM_RXRING_SIZE / 16,
-};
-
-static struct platform_device eth0_device = {
- .name = MV643XX_ETH_NAME,
- .id = 0,
- .num_resources = ARRAY_SIZE(mv64x60_eth0_resources),
- .resource = mv64x60_eth0_resources,
- .dev = {
- .platform_data = &eth0_pd,
- },
-};
-
-static struct resource mv64x60_eth1_resources[] = {
- [0] = {
- .name = "eth1 irq",
- .start = MV64x60_IRQ_ETH_1,
- .end = MV64x60_IRQ_ETH_1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct mv643xx_eth_platform_data eth1_pd = {
- .port_number = 1,
-
- .tx_sram_addr = MV_SRAM_BASE_ETH1,
- .tx_sram_size = MV_SRAM_TXRING_SIZE,
- .tx_queue_size = MV_SRAM_TXRING_SIZE / 16,
-
- .rx_sram_addr = MV_SRAM_BASE_ETH1 + MV_SRAM_TXRING_SIZE,
- .rx_sram_size = MV_SRAM_RXRING_SIZE,
- .rx_queue_size = MV_SRAM_RXRING_SIZE / 16,
-};
-
-static struct platform_device eth1_device = {
- .name = MV643XX_ETH_NAME,
- .id = 1,
- .num_resources = ARRAY_SIZE(mv64x60_eth1_resources),
- .resource = mv64x60_eth1_resources,
- .dev = {
- .platform_data = &eth1_pd,
- },
-};
-
-static struct platform_device *mv643xx_eth_pd_devs[] __initdata = {
- &mv643xx_eth_shared_device,
- &eth0_device,
- &eth1_device,
- /* The third port is not wired up on the Ocelot C */
-};
-
-static u8 __init exchange_bit(u8 val, u8 cs)
-{
- /* place the data */
- OCELOT_FPGA_WRITE((val << 2) | cs, EEPROM_MODE);
- udelay(1);
-
- /* turn the clock on */
- OCELOT_FPGA_WRITE((val << 2) | cs | 0x2, EEPROM_MODE);
- udelay(1);
-
- /* turn the clock off and read-strobe */
- OCELOT_FPGA_WRITE((val << 2) | cs | 0x10, EEPROM_MODE);
-
- /* return the data */
- return (OCELOT_FPGA_READ(EEPROM_MODE) >> 3) & 0x1;
-}
-
-static void __init get_mac(char dest[6])
-{
- u8 read_opcode[12] = {1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
- int i,j;
-
- for (i = 0; i < 12; i++)
- exchange_bit(read_opcode[i], 1);
-
- for (j = 0; j < 6; j++) {
- dest[j] = 0;
- for (i = 0; i < 8; i++) {
- dest[j] <<= 1;
- dest[j] |= exchange_bit(0, 1);
- }
- }
-
- /* turn off CS */
- exchange_bit(0,0);
-}
-
-/*
- * Copy and increment ethernet MAC address by a small value.
- *
- * This is useful for systems where the only one MAC address is stored in
- * non-volatile memory for multiple ports.
- */
-static inline void eth_mac_add(unsigned char *dst, unsigned char *src,
- unsigned int add)
-{
- int i;
-
- BUG_ON(add >= 256);
-
- for (i = ETH_ALEN; i >= 0; i--) {
- dst[i] = src[i] + add;
- add = dst[i] < src[i]; /* compute carry */
- }
-
- WARN_ON(add);
-}
-
-static int __init mv643xx_eth_add_pds(void)
-{
- unsigned char mac[ETH_ALEN];
- int ret;
-
- get_mac(mac);
- eth_mac_add(eth0_pd.mac_addr, mac, 0);
- eth_mac_add(eth1_pd.mac_addr, mac, 1);
- ret = platform_add_devices(mv643xx_eth_pd_devs,
- ARRAY_SIZE(mv643xx_eth_pd_devs));
-
- return ret;
-}
-
-device_initcall(mv643xx_eth_add_pds);
-
-#endif /* defined(CONFIG_MV643XX_ETH) || defined(CONFIG_MV643XX_ETH_MODULE) */
diff --git a/arch/mips/momentum/ocelot_c/prom.c b/arch/mips/momentum/ocelot_c/prom.c
deleted file mode 100644
index b689ceea8cf..00000000000
--- a/arch/mips/momentum/ocelot_c/prom.c
+++ /dev/null
@@ -1,183 +0,0 @@
-/*
- * Copyright 2002 Momentum Computer Inc.
- * Author: Matthew Dharm <mdharm@momenco.com>
- *
- * Louis Hamilton, Red Hat, Inc.
- * hamilton@redhat.com [MIPS64 modifications]
- *
- * Based on Ocelot Linux port, which is
- * Copyright 2001 MontaVista Software Inc.
- * Author: jsun@mvista.com or jsun@junsun.net
- *
- * 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/mm.h>
-#include <linux/sched.h>
-#include <linux/bootmem.h>
-#include <linux/mv643xx.h>
-
-#include <asm/addrspace.h>
-#include <asm/bootinfo.h>
-#include <asm/pmon.h>
-
-#include "ocelot_c_fpga.h"
-
-struct callvectors* debug_vectors;
-
-extern unsigned long marvell_base;
-extern unsigned int cpu_clock;
-
-const char *get_system_type(void)
-{
-#ifdef CONFIG_CPU_SR71000
- return "Momentum Ocelot-CS";
-#else
- return "Momentum Ocelot-C";
-#endif
-}
-
-#ifdef CONFIG_64BIT
-
-unsigned long signext(unsigned long addr)
-{
- addr &= 0xffffffff;
- return (unsigned long)((int)addr);
-}
-
-void *get_arg(unsigned long args, int arc)
-{
- unsigned long ul;
- unsigned char *puc, uc;
-
- args += (arc * 4);
- ul = (unsigned long)signext(args);
- puc = (unsigned char *)ul;
- if (puc == 0)
- return (void *)0;
-
-#ifdef CONFIG_CPU_LITTLE_ENDIAN
- uc = *puc++;
- ul = (unsigned long)uc;
- uc = *puc++;
- ul |= (((unsigned long)uc) << 8);
- uc = *puc++;
- ul |= (((unsigned long)uc) << 16);
- uc = *puc++;
- ul |= (((unsigned long)uc) << 24);
-#else /* CONFIG_CPU_LITTLE_ENDIAN */
- uc = *puc++;
- ul = ((unsigned long)uc) << 24;
- uc = *puc++;
- ul |= (((unsigned long)uc) << 16);
- uc = *puc++;
- ul |= (((unsigned long)uc) << 8);
- uc = *puc++;
- ul |= ((unsigned long)uc);
-#endif /* CONFIG_CPU_LITTLE_ENDIAN */
- ul = signext(ul);
- return (void *)ul;
-}
-
-char *arg64(unsigned long addrin, int arg_index)
-{
- unsigned long args;
- char *p;
- args = signext(addrin);
- p = (char *)get_arg(args, arg_index);
- return p;
-}
-#endif /* CONFIG_64BIT */
-
-
-void __init prom_init(void)
-{
- int argc = fw_arg0;
- char **arg = (char **) fw_arg1;
- char **env = (char **) fw_arg2;
- struct callvectors *cv = (struct callvectors *) fw_arg3;
- int i;
-
-#ifdef CONFIG_64BIT
- char *ptr;
-
- printk("prom_init - MIPS64\n");
- /* save the PROM vectors for debugging use */
- debug_vectors = (struct callvectors *)signext((unsigned long)cv);
-
- /* arg[0] is "g", the rest is boot parameters */
- arcs_cmdline[0] = '\0';
-
- for (i = 1; i < argc; i++) {
- ptr = (char *)arg64((unsigned long)arg, i);
- if ((strlen(arcs_cmdline) + strlen(ptr) + 1) >=
- sizeof(arcs_cmdline))
- break;
- strcat(arcs_cmdline, ptr);
- strcat(arcs_cmdline, " ");
- }
- i = 0;
- while (1) {
- ptr = (char *)arg64((unsigned long)env, i);
- if (! ptr)
- break;
-
- if (strncmp("gtbase", ptr, strlen("gtbase")) == 0) {
- marvell_base = simple_strtol(ptr + strlen("gtbase="),
- NULL, 16);
-
- if ((marvell_base & 0xffffffff00000000) == 0)
- marvell_base |= 0xffffffff00000000;
-
- printk("marvell_base set to 0x%016lx\n", marvell_base);
- }
- if (strncmp("cpuclock", ptr, strlen("cpuclock")) == 0) {
- cpu_clock = simple_strtol(ptr + strlen("cpuclock="),
- NULL, 10);
- printk("cpu_clock set to %d\n", cpu_clock);
- }
- i++;
- }
- printk("arcs_cmdline: %s\n", arcs_cmdline);
-
-#else /* CONFIG_64BIT */
- /* save the PROM vectors for debugging use */
- debug_vectors = cv;
-
- /* arg[0] is "g", the rest is boot parameters */
- arcs_cmdline[0] = '\0';
- for (i = 1; i < argc; i++) {
- if (strlen(arcs_cmdline) + strlen(arg[i] + 1)
- >= sizeof(arcs_cmdline))
- break;
- strcat(arcs_cmdline, arg[i]);
- strcat(arcs_cmdline, " ");
- }
-
- while (*env) {
- if (strncmp("gtbase", *env, strlen("gtbase")) == 0) {
- marvell_base = simple_strtol(*env + strlen("gtbase="),
- NULL, 16);
- }
- if (strncmp("cpuclock", *env, strlen("cpuclock")) == 0) {
- cpu_clock = simple_strtol(*env + strlen("cpuclock="),
- NULL, 10);
- }
- env++;
- }
-#endif /* CONFIG_64BIT */
-
- mips_machgroup = MACH_GROUP_MOMENCO;
- mips_machtype = MACH_MOMENCO_OCELOT_C;
-
-#ifndef CONFIG_64BIT
- debug_vectors->printf("Booting Linux kernel...\n");
-#endif
-}
-
-void __init prom_free_prom_memory(void)
-{
-}
diff --git a/arch/mips/momentum/ocelot_c/reset.c b/arch/mips/momentum/ocelot_c/reset.c
deleted file mode 100644
index 3fdcb64ff1e..00000000000
--- a/arch/mips/momentum/ocelot_c/reset.c
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * 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.
- *
- * Copyright (C) 1997, 2001 Ralf Baechle
- * Copyright 2001 MontaVista Software Inc.
- * Author: jsun@mvista.com or jsun@junsun.net
- *
- * Copyright (C) 2002 Momentum Computer Inc.
- * Author: Matthew Dharm <mdharm@momenco.com>
- *
- * Louis Hamilton, Red Hat, Inc.
- * hamilton@redhat.com [MIPS64 modifications]
- */
-#include <linux/sched.h>
-#include <linux/mm.h>
-#include <asm/io.h>
-#include <asm/pgtable.h>
-#include <asm/processor.h>
-#include <asm/reboot.h>
-#include <asm/system.h>
-#include <linux/delay.h>
-
-void momenco_ocelot_restart(char *command)
-{
- /* base address of timekeeper portion of part */
- void *nvram = (void *)
-#ifdef CONFIG_64BIT
- 0xfffffffffc807000;
-#else
- 0xfc807000;
-#endif
-
- /* Ask the NVRAM/RTC/watchdog chip to assert reset in 1/16 second */
- writeb(0x84, nvram + 0xff7);
-
- /* wait for the watchdog to go off */
- mdelay(100+(1000/16));
-
- /* if the watchdog fails for some reason, let people know */
- printk(KERN_NOTICE "Watchdog reset failed\n");
-}
-
-void momenco_ocelot_halt(void)
-{
- printk(KERN_NOTICE "\n** You can safely turn off the power\n");
- while (1)
- __asm__(".set\tmips3\n\t"
- "wait\n\t"
- ".set\tmips0");
-}
-
-void momenco_ocelot_power_off(void)
-{
- momenco_ocelot_halt();
-}
diff --git a/arch/mips/momentum/ocelot_c/setup.c b/arch/mips/momentum/ocelot_c/setup.c
deleted file mode 100644
index 0b6b2338cfb..00000000000
--- a/arch/mips/momentum/ocelot_c/setup.c
+++ /dev/null
@@ -1,362 +0,0 @@
-/*
- * BRIEF MODULE DESCRIPTION
- * Momentum Computer Ocelot-C and -CS board dependent boot routines
- *
- * Copyright (C) 1996, 1997, 2001 Ralf Baechle
- * Copyright (C) 2000 RidgeRun, Inc.
- * Copyright (C) 2001 Red Hat, Inc.
- * Copyright (C) 2002 Momentum Computer
- *
- * Author: Matthew Dharm, Momentum Computer
- * mdharm@momenco.com
- *
- * Louis Hamilton, Red Hat, Inc.
- * hamilton@redhat.com [MIPS64 modifications]
- *
- * Author: RidgeRun, Inc.
- * glonnon@ridgerun.com, skranz@ridgerun.com, stevej@ridgerun.com
- *
- * Copyright 2001 MontaVista Software Inc.
- * Author: jsun@mvista.com or jsun@junsun.net
- *
- * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.
- *
- */
-#include <linux/bcd.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/mm.h>
-#include <linux/swap.h>
-#include <linux/ioport.h>
-#include <linux/sched.h>
-#include <linux/interrupt.h>
-#include <linux/pci.h>
-#include <linux/pm.h>
-#include <linux/timex.h>
-#include <linux/vmalloc.h>
-#include <linux/mv643xx.h>
-
-#include <asm/time.h>
-#include <asm/bootinfo.h>
-#include <asm/page.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/pci.h>
-#include <asm/processor.h>
-#include <asm/reboot.h>
-#include <asm/marvell.h>
-#include <linux/bootmem.h>
-#include <linux/blkdev.h>
-#include "ocelot_c_fpga.h"
-
-unsigned long marvell_base;
-unsigned int cpu_clock;
-
-/* These functions are used for rebooting or halting the machine*/
-extern void momenco_ocelot_restart(char *command);
-extern void momenco_ocelot_halt(void);
-extern void momenco_ocelot_power_off(void);
-
-void momenco_time_init(void);
-
-static char reset_reason;
-
-void add_wired_entry(unsigned long entrylo0, unsigned long entrylo1, unsigned long entryhi, unsigned long pagemask);
-
-static unsigned long ENTRYLO(unsigned long paddr)
-{
- return ((paddr & PAGE_MASK) |
- (_PAGE_PRESENT | __READABLE | __WRITEABLE | _PAGE_GLOBAL |
- _CACHE_UNCACHED)) >> 6;
-}
-
-/* setup code for a handoff from a version 2 PMON 2000 PROM */
-void PMON_v2_setup(void)
-{
- /* Some wired TLB entries for the MV64340 and perhiperals. The
- MV64340 is going to be hit on every IRQ anyway - there's
- absolutely no point in letting it be a random TLB entry, as
- it'll just cause needless churning of the TLB. And we use
- the other half for the serial port, which is just a PITA
- otherwise :)
-
- Device Physical Virtual
- MV64340 Internal Regs 0xf4000000 0xf4000000
- Ocelot-C[S] PLD (CS0) 0xfc000000 0xfc000000
- NVRAM (CS1) 0xfc800000 0xfc800000
- UARTs (CS2) 0xfd000000 0xfd000000
- Internal SRAM 0xfe000000 0xfe000000
- M-Systems DOC (CS3) 0xff000000 0xff000000
- */
- printk("PMON_v2_setup\n");
-
-#ifdef CONFIG_64BIT
- /* marvell and extra space */
- add_wired_entry(ENTRYLO(0xf4000000), ENTRYLO(0xf4010000), 0xfffffffff4000000, PM_64K);
- /* fpga, rtc, and uart */
- add_wired_entry(ENTRYLO(0xfc000000), ENTRYLO(0xfd000000), 0xfffffffffc000000, PM_16M);
- /* m-sys and internal SRAM */
- add_wired_entry(ENTRYLO(0xfe000000), ENTRYLO(0xff000000), 0xfffffffffe000000, PM_16M);
-
- marvell_base = 0xfffffffff4000000;
-#else
- /* marvell and extra space */
- add_wired_entry(ENTRYLO(0xf4000000), ENTRYLO(0xf4010000), 0xf4000000, PM_64K);
- /* fpga, rtc, and uart */
- add_wired_entry(ENTRYLO(0xfc000000), ENTRYLO(0xfd000000), 0xfc000000, PM_16M);
- /* m-sys and internal SRAM */
- add_wired_entry(ENTRYLO(0xfe000000), ENTRYLO(0xff000000), 0xfe000000, PM_16M);
-
- marvell_base = 0xf4000000;
-#endif
-}
-
-unsigned long m48t37y_get_time(void)
-{
-#ifdef CONFIG_64BIT
- unsigned char *rtc_base = (unsigned char*)0xfffffffffc800000;
-#else
- unsigned char* rtc_base = (unsigned char*)0xfc800000;
-#endif
- unsigned int year, month, day, hour, min, sec;
- unsigned long flags;
-
- spin_lock_irqsave(&rtc_lock, flags);
- /* stop the update */
- rtc_base[0x7ff8] = 0x40;
-
- year = BCD2BIN(rtc_base[0x7fff]);
- year += BCD2BIN(rtc_base[0x7ff1]) * 100;
-
- month = BCD2BIN(rtc_base[0x7ffe]);
-
- day = BCD2BIN(rtc_base[0x7ffd]);
-
- hour = BCD2BIN(rtc_base[0x7ffb]);
- min = BCD2BIN(rtc_base[0x7ffa]);
- sec = BCD2BIN(rtc_base[0x7ff9]);
-
- /* start the update */
- rtc_base[0x7ff8] = 0x00;
- spin_unlock_irqrestore(&rtc_lock, flags);
-
- return mktime(year, month, day, hour, min, sec);
-}
-
-int m48t37y_set_time(unsigned long sec)
-{
-#ifdef CONFIG_64BIT
- unsigned char* rtc_base = (unsigned char*)0xfffffffffc800000;
-#else
- unsigned char* rtc_base = (unsigned char*)0xfc800000;
-#endif
- struct rtc_time tm;
- unsigned long flags;
-
- /* convert to a more useful format -- note months count from 0 */
- to_tm(sec, &tm);
- tm.tm_mon += 1;
-
- spin_lock_irqsave(&rtc_lock, flags);
- /* enable writing */
- rtc_base[0x7ff8] = 0x80;
-
- /* year */
- rtc_base[0x7fff] = BIN2BCD(tm.tm_year % 100);
- rtc_base[0x7ff1] = BIN2BCD(tm.tm_year / 100);
-
- /* month */
- rtc_base[0x7ffe] = BIN2BCD(tm.tm_mon);
-
- /* day */
- rtc_base[0x7ffd] = BIN2BCD(tm.tm_mday);
-
- /* hour/min/sec */
- rtc_base[0x7ffb] = BIN2BCD(tm.tm_hour);
- rtc_base[0x7ffa] = BIN2BCD(tm.tm_min);
- rtc_base[0x7ff9] = BIN2BCD(tm.tm_sec);
-
- /* day of week -- not really used, but let's keep it up-to-date */
- rtc_base[0x7ffc] = BIN2BCD(tm.tm_wday + 1);
-
- /* disable writing */
- rtc_base[0x7ff8] = 0x00;
- spin_unlock_irqrestore(&rtc_lock, flags);
-
- return 0;
-}
-
-void __init plat_timer_setup(struct irqaction *irq)
-{
- setup_irq(7, irq);
-}
-
-void momenco_time_init(void)
-{
-#ifdef CONFIG_CPU_SR71000
- mips_hpt_frequency = cpu_clock;
-#elif defined(CONFIG_CPU_RM7000)
- mips_hpt_frequency = cpu_clock / 2;
-#else
-#error Unknown CPU for this board
-#endif
- printk("momenco_time_init cpu_clock=%d\n", cpu_clock);
-
- rtc_mips_get_time = m48t37y_get_time;
- rtc_mips_set_time = m48t37y_set_time;
-}
-
-void __init plat_mem_setup(void)
-{
- unsigned int tmpword;
-
- board_time_init = momenco_time_init;
-
- _machine_restart = momenco_ocelot_restart;
- _machine_halt = momenco_ocelot_halt;
- pm_power_off = momenco_ocelot_power_off;
-
- /*
- * initrd_start = (unsigned long)ocelot_initrd_start;
- * initrd_end = (unsigned long)ocelot_initrd_start + (ulong)ocelot_initrd_size;
- * initrd_below_start_ok = 1;
- */
-
- /* do handoff reconfiguration */
- PMON_v2_setup();
-
- /* shut down ethernet ports, just to be sure our memory doesn't get
- * corrupted by random ethernet traffic.
- */
- MV_WRITE(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(0), 0xff << 8);
- MV_WRITE(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(1), 0xff << 8);
- MV_WRITE(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(0), 0xff << 8);
- MV_WRITE(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(1), 0xff << 8);
- do {}
- while (MV_READ(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(0)) & 0xff);
- do {}
- while (MV_READ(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(1)) & 0xff);
- do {}
- while (MV_READ(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(0)) & 0xff);
- do {}
- while (MV_READ(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(1)) & 0xff);
- MV_WRITE(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(0),
- MV_READ(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(0)) & ~1);
- MV_WRITE(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(1),
- MV_READ(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(1)) & ~1);
-
- /* Turn off the Bit-Error LED */
- OCELOT_FPGA_WRITE(0x80, CLR);
-
- tmpword = OCELOT_FPGA_READ(BOARDREV);
-#ifdef CONFIG_CPU_SR71000
- if (tmpword < 26)
- printk("Momenco Ocelot-CS: Board Assembly Rev. %c\n",
- 'A'+tmpword);
- else
- printk("Momenco Ocelot-CS: Board Assembly Revision #0x%x\n",
- tmpword);
-#else
- if (tmpword < 26)
- printk("Momenco Ocelot-C: Board Assembly Rev. %c\n",
- 'A'+tmpword);
- else
- printk("Momenco Ocelot-C: Board Assembly Revision #0x%x\n",
- tmpword);
-#endif
-
- tmpword = OCELOT_FPGA_READ(FPGA_REV);
- printk("FPGA Rev: %d.%d\n", tmpword>>4, tmpword&15);
- tmpword = OCELOT_FPGA_READ(RESET_STATUS);
- printk("Reset reason: 0x%x\n", tmpword);
- switch (tmpword) {
- case 0x1:
- printk(" - Power-up reset\n");
- break;
- case 0x2:
- printk(" - Push-button reset\n");
- break;
- case 0x4:
- printk(" - cPCI bus reset\n");
- break;
- case 0x8:
- printk(" - Watchdog reset\n");
- break;
- case 0x10:
- printk(" - Software reset\n");
- break;
- default:
- printk(" - Unknown reset cause\n");
- }
- reset_reason = tmpword;
- OCELOT_FPGA_WRITE(0xff, RESET_STATUS);
-
- tmpword = OCELOT_FPGA_READ(CPCI_ID);
- printk("cPCI ID register: 0x%02x\n", tmpword);
- printk(" - Slot number: %d\n", tmpword & 0x1f);
- printk(" - PCI bus present: %s\n", tmpword & 0x40 ? "yes" : "no");
- printk(" - System Slot: %s\n", tmpword & 0x20 ? "yes" : "no");
-
- tmpword = OCELOT_FPGA_READ(BOARD_STATUS);
- printk("Board Status register: 0x%02x\n", tmpword);
- printk(" - User jumper: %s\n", (tmpword & 0x80)?"installed":"absent");
- printk(" - Boot flash write jumper: %s\n", (tmpword&0x40)?"installed":"absent");
- printk(" - L3 Cache size: %d MiB\n", (1<<((tmpword&12) >> 2))&~1);
- printk(" - SDRAM size: %d MiB\n", 1<<(6+(tmpword&3)));
-
- switch(tmpword &3) {
- case 3:
- /* 512MiB */
- add_memory_region(0x0, 0x200<<20, BOOT_MEM_RAM);
- break;
- case 2:
- /* 256MiB */
- add_memory_region(0x0, 0x100<<20, BOOT_MEM_RAM);
- break;
- case 1:
- /* 128MiB */
- add_memory_region(0x0, 0x80<<20, BOOT_MEM_RAM);
- break;
- case 0:
- /* 1GiB -- needs CONFIG_HIGHMEM */
- add_memory_region(0x0, 0x400<<20, BOOT_MEM_RAM);
- break;
- }
-}
-
-/*
- * This needs to be one of the first initcalls, because no I/O port access
- * can work before this
- */
-static int io_base_ioremap(void)
-{
- void __iomem * io_remap_range = ioremap(0xc0000000UL, 0x10000);
-
- if (!io_remap_range)
- panic("Could not ioremap I/O port range");
-
- set_io_port_base((unsigned long) io_remap_range);
-
- return 0;
-}
-
-module_init(io_base_ioremap);
diff --git a/arch/mips/momentum/ocelot_c/uart-irq.c b/arch/mips/momentum/ocelot_c/uart-irq.c
deleted file mode 100644
index de1a31ee52f..00000000000
--- a/arch/mips/momentum/ocelot_c/uart-irq.c
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * Copyright 2002 Momentum Computer
- * Author: mdharm@momenco.com
- *
- * arch/mips/momentum/ocelot_c/uart-irq.c
- * Interrupt routines for UARTs. Interrupt numbers are assigned from
- * 80 to 81 (2 interrupt sources).
- *
- * 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/module.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/kernel_stat.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include "ocelot_c_fpga.h"
-
-static inline int ls1bit8(unsigned int x)
-{
- int b = 7, s;
-
- s = 4; if (((unsigned char)(x << 4)) == 0) s = 0; b -= s; x <<= s;
- s = 2; if (((unsigned char)(x << 2)) == 0) s = 0; b -= s; x <<= s;
- s = 1; if (((unsigned char)(x << 1)) == 0) s = 0; b -= s;
-
- return b;
-}
-
-/* mask off an interrupt -- 0 is enable, 1 is disable */
-static inline void mask_uart_irq(unsigned int irq)
-{
- uint8_t value;
-
- value = OCELOT_FPGA_READ(UART_INTMASK);
- value |= 1 << (irq - 74);
- OCELOT_FPGA_WRITE(value, UART_INTMASK);
-
- /* read the value back to assure that it's really been written */
- value = OCELOT_FPGA_READ(UART_INTMASK);
-}
-
-/* unmask an interrupt -- 0 is enable, 1 is disable */
-static inline void unmask_uart_irq(unsigned int irq)
-{
- uint8_t value;
-
- value = OCELOT_FPGA_READ(UART_INTMASK);
- value &= ~(1 << (irq - 74));
- OCELOT_FPGA_WRITE(value, UART_INTMASK);
-
- /* read the value back to assure that it's really been written */
- value = OCELOT_FPGA_READ(UART_INTMASK);
-}
-
-/*
- * Interrupt handler for interrupts coming from the FPGA chip.
- */
-void ll_uart_irq(void)
-{
- unsigned int irq_src, irq_mask;
-
- /* read the interrupt status registers */
- irq_src = OCELOT_FPGA_READ(UART_INTSTAT);
- irq_mask = OCELOT_FPGA_READ(UART_INTMASK);
-
- /* mask for just the interrupts we want */
- irq_src &= ~irq_mask;
-
- do_IRQ(ls1bit8(irq_src) + 74);
-}
-
-struct irq_chip uart_irq_type = {
- .name = "UART/FPGA",
- .ack = mask_uart_irq,
- .mask = mask_uart_irq,
- .mask_ack = mask_uart_irq,
- .unmask = unmask_uart_irq,
-};
-
-void uart_irq_init(void)
-{
- set_irq_chip_and_handler(80, &uart_irq_type, handle_level_irq);
- set_irq_chip_and_handler(81, &uart_irq_type, handle_level_irq);
-}
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-26 06:54:24 +0000