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authorRalf Baechle <ralf@linux-mips.org>2012-12-15 14:52:10 +0400
committerRalf Baechle <ralf@linux-mips.org>2013-02-01 13:00:22 +0400
commit0f3a05cb43e731b8cf861dee30e7e4bddd6c5ccc (patch)
treee19550e56ab9cf95a99d6aa31502099950cdbce3 /arch/mips/pmc-sierra/msp71xx/msp_setup.c
parent7034228792cc561e79ff8600f02884bd4c80e287 (diff)
downloadlinux-0f3a05cb43e731b8cf861dee30e7e4bddd6c5ccc.tar.xz
MIPS: MSP71xx: Move code.
Now that Yosemite's gone we can move the MSP71xx code one level up. Shane McDonald <mcdonald.shane@gmail.com>'s https://patchwork.linux-mips.org/patch/4736/ has been folded into this patch. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/pmc-sierra/msp71xx/msp_setup.c')
-rw-r--r--arch/mips/pmc-sierra/msp71xx/msp_setup.c245
1 files changed, 0 insertions, 245 deletions
diff --git a/arch/mips/pmc-sierra/msp71xx/msp_setup.c b/arch/mips/pmc-sierra/msp71xx/msp_setup.c
deleted file mode 100644
index 1651cfdbfe7b..000000000000
--- a/arch/mips/pmc-sierra/msp71xx/msp_setup.c
+++ /dev/null
@@ -1,245 +0,0 @@
-/*
- * The generic setup file for PMC-Sierra MSP processors
- *
- * Copyright 2005-2007 PMC-Sierra, Inc,
- * Author: Jun Sun, 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 <asm/bootinfo.h>
-#include <asm/cacheflush.h>
-#include <asm/r4kcache.h>
-#include <asm/reboot.h>
-#include <asm/smp-ops.h>
-#include <asm/time.h>
-
-#include <msp_prom.h>
-#include <msp_regs.h>
-
-#if defined(CONFIG_PMC_MSP7120_GW)
-#include <msp_regops.h>
-#define MSP_BOARD_RESET_GPIO 9
-#endif
-
-extern void msp_serial_setup(void);
-extern void pmctwiled_setup(void);
-
-#if defined(CONFIG_PMC_MSP7120_EVAL) || \
- defined(CONFIG_PMC_MSP7120_GW) || \
- defined(CONFIG_PMC_MSP7120_FPGA)
-/*
- * Performs the reset for MSP7120-based boards
- */
-void msp7120_reset(void)
-{
- void *start, *end, *iptr;
- register int i;
-
- /* Diasble all interrupts */
- local_irq_disable();
-#ifdef CONFIG_SYS_SUPPORTS_MULTITHREADING
- dvpe();
-#endif
-
- /* Cache the reset code of this function */
- __asm__ __volatile__ (
- " .set push \n"
- " .set mips3 \n"
- " la %0,startpoint \n"
- " la %1,endpoint \n"
- " .set pop \n"
- : "=r" (start), "=r" (end)
- :
- );
-
- for (iptr = (void *)((unsigned int)start & ~(L1_CACHE_BYTES - 1));
- iptr < end; iptr += L1_CACHE_BYTES)
- cache_op(Fill, iptr);
-
- __asm__ __volatile__ (
- "startpoint: \n"
- );
-
- /* Put the DDRC into self-refresh mode */
- DDRC_INDIRECT_WRITE(DDRC_CTL(10), 0xb, 1 << 16);
-
- /*
- * IMPORTANT!
- * DO NOT do anything from here on out that might even
- * think about fetching from RAM - i.e., don't call any
- * non-inlined functions, and be VERY sure that any inline
- * functions you do call do NOT access any sort of RAM
- * anywhere!
- */
-
- /* Wait a bit for the DDRC to settle */
- for (i = 0; i < 100000000; i++);
-
-#if defined(CONFIG_PMC_MSP7120_GW)
- /*
- * Set GPIO 9 HI, (tied to board reset logic)
- * GPIO 9 is the 4th GPIO of register 3
- *
- * NOTE: We cannot use the higher-level msp_gpio_mode()/out()
- * as GPIO char driver may not be enabled and it would look up
- * data inRAM!
- */
- set_value_reg32(GPIO_CFG3_REG, 0xf000, 0x8000);
- set_reg32(GPIO_DATA3_REG, 8);
-
- /*
- * In case GPIO9 doesn't reset the board (jumper configurable!)
- * fallback to device reset below.
- */
-#endif
- /* Set bit 1 of the MSP7120 reset register */
- *RST_SET_REG = 0x00000001;
-
- __asm__ __volatile__ (
- "endpoint: \n"
- );
-}
-#endif
-
-void msp_restart(char *command)
-{
- printk(KERN_WARNING "Now rebooting .......\n");
-
-#if defined(CONFIG_PMC_MSP7120_EVAL) || \
- defined(CONFIG_PMC_MSP7120_GW) || \
- defined(CONFIG_PMC_MSP7120_FPGA)
- msp7120_reset();
-#else
- /* No chip-specific reset code, just jump to the ROM reset vector */
- set_c0_status(ST0_BEV | ST0_ERL);
- change_c0_config(CONF_CM_CMASK, CONF_CM_UNCACHED);
- flush_cache_all();
- write_c0_wired(0);
-
- __asm__ __volatile__("jr\t%0"::"r"(0xbfc00000));
-#endif
-}
-
-void msp_halt(void)
-{
- printk(KERN_WARNING "\n** You can safely turn off the power\n");
- while (1)
- /* If possible call official function to get CPU WARs */
- if (cpu_wait)
- (*cpu_wait)();
- else
- __asm__(".set\tmips3\n\t" "wait\n\t" ".set\tmips0");
-}
-
-void msp_power_off(void)
-{
- msp_halt();
-}
-
-void __init plat_mem_setup(void)
-{
- _machine_restart = msp_restart;
- _machine_halt = msp_halt;
- pm_power_off = msp_power_off;
-}
-
-extern struct plat_smp_ops msp_smtc_smp_ops;
-
-void __init prom_init(void)
-{
- unsigned long family;
- unsigned long revision;
-
- prom_argc = fw_arg0;
- prom_argv = (char **)fw_arg1;
- prom_envp = (char **)fw_arg2;
-
- /*
- * Someday we can use this with PMON2000 to get a
- * platform call prom routines for output etc. without
- * having to use grody hacks. For now it's unused.
- *
- * struct callvectors *cv = (struct callvectors *) fw_arg3;
- */
- family = identify_family();
- revision = identify_revision();
-
- switch (family) {
- case FAMILY_FPGA:
- if (FPGA_IS_MSP4200(revision)) {
- /* Old-style revision ID */
- mips_machtype = MACH_MSP4200_FPGA;
- } else {
- mips_machtype = MACH_MSP_OTHER;
- }
- break;
-
- case FAMILY_MSP4200:
-#if defined(CONFIG_PMC_MSP4200_EVAL)
- mips_machtype = MACH_MSP4200_EVAL;
-#elif defined(CONFIG_PMC_MSP4200_GW)
- mips_machtype = MACH_MSP4200_GW;
-#else
- mips_machtype = MACH_MSP_OTHER;
-#endif
- break;
-
- case FAMILY_MSP4200_FPGA:
- mips_machtype = MACH_MSP4200_FPGA;
- break;
-
- case FAMILY_MSP7100:
-#if defined(CONFIG_PMC_MSP7120_EVAL)
- mips_machtype = MACH_MSP7120_EVAL;
-#elif defined(CONFIG_PMC_MSP7120_GW)
- mips_machtype = MACH_MSP7120_GW;
-#else
- mips_machtype = MACH_MSP_OTHER;
-#endif
- break;
-
- case FAMILY_MSP7100_FPGA:
- mips_machtype = MACH_MSP7120_FPGA;
- break;
-
- default:
- /* we don't recognize the machine */
- mips_machtype = MACH_UNKNOWN;
- panic("***Bogosity factor five***, exiting");
- break;
- }
-
- prom_init_cmdline();
-
- prom_meminit();
-
- /*
- * Sub-system setup follows.
- * Setup functions can either be called here or using the
- * subsys_initcall mechanism (i.e. see msp_pci_setup). The
- * order in which they are called can be changed by using the
- * link order in arch/mips/pmc-sierra/msp71xx/Makefile.
- *
- * NOTE: Please keep sub-system specific initialization code
- * in separate specific files.
- */
- msp_serial_setup();
-
- if (register_vsmp_smp_ops()) {
-#ifdef CONFIG_MIPS_MT_SMTC
- register_smp_ops(&msp_smtc_smp_ops);
-#endif
- }
-
-#ifdef CONFIG_PMCTWILED
- /*
- * Setup LED states before the subsys_initcall loads other
- * dependent drivers/modules.
- */
- pmctwiled_setup();
-#endif
-}