summaryrefslogtreecommitdiffstats
path: root/arch/mips/pmc-sierra/yosemite/prom.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/pmc-sierra/yosemite/prom.c')
-rw-r--r--arch/mips/pmc-sierra/yosemite/prom.c142
1 files changed, 0 insertions, 142 deletions
diff --git a/arch/mips/pmc-sierra/yosemite/prom.c b/arch/mips/pmc-sierra/yosemite/prom.c
deleted file mode 100644
index 6a2754c4f10..00000000000
--- a/arch/mips/pmc-sierra/yosemite/prom.c
+++ /dev/null
@@ -1,142 +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) 2003, 2004 PMC-Sierra Inc.
- * Author: Manish Lachwani (lachwani@pmc-sierra.com)
- * Copyright (C) 2004 Ralf Baechle
- */
-#include <linux/init.h>
-#include <linux/sched.h>
-#include <linux/mm.h>
-#include <linux/delay.h>
-#include <linux/pm.h>
-#include <linux/smp.h>
-
-#include <asm/io.h>
-#include <asm/pgtable.h>
-#include <asm/processor.h>
-#include <asm/reboot.h>
-#include <asm/smp-ops.h>
-#include <asm/bootinfo.h>
-#include <asm/pmon.h>
-
-#ifdef CONFIG_SMP
-extern void prom_grab_secondary(void);
-#else
-#define prom_grab_secondary() do { } while (0)
-#endif
-
-#include "setup.h"
-
-struct callvectors *debug_vectors;
-
-extern unsigned long yosemite_base;
-extern unsigned long cpu_clock_freq;
-
-const char *get_system_type(void)
-{
- return "PMC-Sierra Yosemite";
-}
-
-static void prom_cpu0_exit(void *arg)
-{
- void *nvram = (void *) YOSEMITE_RTC_BASE;
-
- /* 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");
-}
-
-/*
- * Reset the NVRAM over the local bus
- */
-static void prom_exit(void)
-{
-#ifdef CONFIG_SMP
- if (smp_processor_id())
- /* CPU 1 */
- smp_call_function(prom_cpu0_exit, NULL, 1);
-#endif
- prom_cpu0_exit(NULL);
-}
-
-/*
- * Halt the system
- */
-static void prom_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");
-}
-
-extern struct plat_smp_ops yos_smp_ops;
-
-/*
- * Init routine which accepts the variables from PMON
- */
-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 = 0;
-
- /* Callbacks for halt, restart */
- _machine_restart = (void (*)(char *)) prom_exit;
- _machine_halt = prom_halt;
- pm_power_off = prom_halt;
-
- debug_vectors = cv;
- arcs_cmdline[0] = '\0';
-
- /* Get the boot parameters */
- 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, " ");
- }
-
-#ifdef CONFIG_SERIAL_8250_CONSOLE
- if ((strstr(arcs_cmdline, "console=ttyS")) == NULL)
- strcat(arcs_cmdline, "console=ttyS0,115200");
-#endif
-
- while (*env) {
- if (strncmp("ocd_base", *env, strlen("ocd_base")) == 0)
- yosemite_base =
- simple_strtol(*env + strlen("ocd_base="), NULL,
- 16);
-
- if (strncmp("cpuclock", *env, strlen("cpuclock")) == 0)
- cpu_clock_freq =
- simple_strtol(*env + strlen("cpuclock="), NULL,
- 10);
-
- env++;
- }
-
- prom_grab_secondary();
-
- register_smp_ops(&yos_smp_ops);
-}
-
-void __init prom_free_prom_memory(void)
-{
-}
-
-void __init prom_fixup_mem_map(unsigned long start, unsigned long end)
-{
-}