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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-11 20:05:08 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-11 20:05:08 -0700 |
commit | 875287caa067492779670f5fb3b98ec8dcfe2cb0 (patch) | |
tree | 258037cc7678cfaeb738b970b4791ea10e193c96 /arch | |
parent | aee74f3bb3f4fb5dbeae8c1947c6d8ebdc19ee01 (diff) | |
parent | 193e98401a89707ea374e9c32c1b9a5a9dd87a48 (diff) | |
download | op-kernel-dev-875287caa067492779670f5fb3b98ec8dcfe2cb0.zip op-kernel-dev-875287caa067492779670f5fb3b98ec8dcfe2cb0.tar.gz |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu:
m68knommu: remove unecessary include of thread_info.h in entry.S
m68knommu: enumerate INIT_THREAD fields properly
headers_check fix: m68k, swab.h
arch/m68knommu: Convert #ifdef DEBUG printk(KERN_DEBUG to pr_debug(
m68knommu: remove obsolete reset code
m68knommu: move CPU reset code for the 5272 ColdFire into its platform code
m68knommu: move CPU reset code for the 528x ColdFire into its platform code
m68knommu: move CPU reset code for the 527x ColdFire into its platform code
m68knommu: move CPU reset code for the 523x ColdFire into its platform code
m68knommu: move CPU reset code for the 520x ColdFire into its platform code
m68knommu: add CPU reset code for the 532x ColdFire
m68knommu: add CPU reset code for the 5249 ColdFire
m68knommu: add CPU reset code for the 5206e ColdFire
m68knommu: add CPU reset code for the 5206 ColdFire
m68knommu: add CPU reset code for the 5407 ColdFire
m68knommu: add CPU reset code for the 5307 ColdFire
m68knommu: merge system reset for code ColdFire 523x family
m68knommu: fix system reset for ColdFire 527x family
Diffstat (limited to 'arch')
23 files changed, 178 insertions, 187 deletions
diff --git a/arch/m68k/include/asm/m520xsim.h b/arch/m68k/include/asm/m520xsim.h index 49d016e..83bbcfd 100644 --- a/arch/m68k/include/asm/m520xsim.h +++ b/arch/m68k/include/asm/m520xsim.h @@ -59,5 +59,14 @@ #define MCFPIT_IMR MCFINTC_IMRL #define MCFPIT_IMR_IBIT (1 << MCFINT_PIT1) +/* + * Reset Controll Unit. + */ +#define MCF_RCR 0xFC0A0000 +#define MCF_RSR 0xFC0A0001 + +#define MCF_RCR_SWRESET 0x80 /* Software reset bit */ +#define MCF_RCR_FRCSTOUT 0x40 /* Force external reset */ + /****************************************************************************/ #endif /* m520xsim_h */ diff --git a/arch/m68k/include/asm/m523xsim.h b/arch/m68k/include/asm/m523xsim.h index bf39731..55183b5d 100644 --- a/arch/m68k/include/asm/m523xsim.h +++ b/arch/m68k/include/asm/m523xsim.h @@ -41,5 +41,14 @@ #define MCFSIM_DACR1 0x50 /* SDRAM base address 1 */ #define MCFSIM_DMR1 0x54 /* SDRAM address mask 1 */ +/* + * Reset Controll Unit (relative to IPSBAR). + */ +#define MCF_RCR 0x110000 +#define MCF_RSR 0x110001 + +#define MCF_RCR_SWRESET 0x80 /* Software reset bit */ +#define MCF_RCR_FRCSTOUT 0x40 /* Force external reset */ + /****************************************************************************/ #endif /* m523xsim_h */ diff --git a/arch/m68k/include/asm/m527xsim.h b/arch/m68k/include/asm/m527xsim.h index 1f63ab3..95f4f8e 100644 --- a/arch/m68k/include/asm/m527xsim.h +++ b/arch/m68k/include/asm/m527xsim.h @@ -70,5 +70,14 @@ #define UART2_ENABLE_MASK 0x3f00 #endif +/* + * Reset Controll Unit (relative to IPSBAR). + */ +#define MCF_RCR 0x110000 +#define MCF_RSR 0x110001 + +#define MCF_RCR_SWRESET 0x80 /* Software reset bit */ +#define MCF_RCR_FRCSTOUT 0x40 /* Force external reset */ + /****************************************************************************/ #endif /* m527xsim_h */ diff --git a/arch/m68k/include/asm/m528xsim.h b/arch/m68k/include/asm/m528xsim.h index 28bf783..d79c49f 100644 --- a/arch/m68k/include/asm/m528xsim.h +++ b/arch/m68k/include/asm/m528xsim.h @@ -56,6 +56,14 @@ #define MCF5282_INTC0_ICR17 (volatile u8 *) (MCF_IPSBAR + 0x0C51) +/* + * Reset Control Unit (relative to IPSBAR). + */ +#define MCF_RCR 0x110000 +#define MCF_RSR 0x110001 + +#define MCF_RCR_SWRESET 0x80 /* Software reset bit */ +#define MCF_RCR_FRCSTOUT 0x40 /* Force external reset */ /********************************************************************* * diff --git a/arch/m68k/include/asm/m532xsim.h b/arch/m68k/include/asm/m532xsim.h index ce60345..eb7fd44 100644 --- a/arch/m68k/include/asm/m532xsim.h +++ b/arch/m68k/include/asm/m532xsim.h @@ -127,6 +127,18 @@ /********************************************************************* * + * Reset Controller Module + * + *********************************************************************/ + +#define MCF_RCR 0xFC0A0000 +#define MCF_RSR 0xFC0A0001 + +#define MCF_RCR_SWRESET 0x80 /* Software reset bit */ +#define MCF_RCR_FRCSTOUT 0x40 /* Force external reset */ + +/********************************************************************* + * * Inter-IC (I2C) Module * *********************************************************************/ diff --git a/arch/m68k/include/asm/processor_no.h b/arch/m68k/include/asm/processor_no.h index 91cba18..7a1e0ba 100644 --- a/arch/m68k/include/asm/processor_no.h +++ b/arch/m68k/include/asm/processor_no.h @@ -72,10 +72,10 @@ struct thread_struct { unsigned char fpstate[FPSTATESIZE]; /* floating point state */ }; -#define INIT_THREAD { \ - sizeof(init_stack) + (unsigned long) init_stack, 0, \ - PS_S, __KERNEL_DS, \ - {0, 0}, 0, {0,}, {0, 0, 0}, {0,}, \ +#define INIT_THREAD { \ + .ksp = sizeof(init_stack) + (unsigned long) init_stack, \ + .sr = PS_S, \ + .fs = __KERNEL_DS, \ } /* diff --git a/arch/m68k/include/asm/swab.h b/arch/m68k/include/asm/swab.h index 9e3054e..5b754aa 100644 --- a/arch/m68k/include/asm/swab.h +++ b/arch/m68k/include/asm/swab.h @@ -1,7 +1,7 @@ #ifndef _M68K_SWAB_H #define _M68K_SWAB_H -#include <asm/types.h> +#include <linux/types.h> #include <linux/compiler.h> #define __SWAB_64_THRU_32__ diff --git a/arch/m68k/include/asm/system_no.h b/arch/m68k/include/asm/system_no.h index 4496c0a..3c0718d 100644 --- a/arch/m68k/include/asm/system_no.h +++ b/arch/m68k/include/asm/system_no.h @@ -203,113 +203,6 @@ static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int siz #include <asm-generic/cmpxchg.h> #endif -#if defined( CONFIG_M68328 ) || defined( CONFIG_M68EZ328 ) || \ - defined (CONFIG_M68360) || defined( CONFIG_M68VZ328 ) -#define HARD_RESET_NOW() ({ \ - local_irq_disable(); \ - asm(" \ - moveal #0x10c00000, %a0; \ - moveb #0, 0xFFFFF300; \ - moveal 0(%a0), %sp; \ - moveal 4(%a0), %a0; \ - jmp (%a0); \ - "); \ -}) -#endif - -#ifdef CONFIG_COLDFIRE -#if defined(CONFIG_M5272) && defined(CONFIG_NETtel) -/* - * Need to account for broken early mask of 5272 silicon. So don't - * jump through the original start address. Jump strait into the - * known start of the FLASH code. - */ -#define HARD_RESET_NOW() ({ \ - asm(" \ - movew #0x2700, %sr; \ - jmp 0xf0000400; \ - "); \ -}) -#elif defined(CONFIG_NETtel) || \ - defined(CONFIG_SECUREEDGEMP3) || defined(CONFIG_CLEOPATRA) -#define HARD_RESET_NOW() ({ \ - asm(" \ - movew #0x2700, %sr; \ - moveal #0x10000044, %a0; \ - movel #0xffffffff, (%a0); \ - moveal #0x10000001, %a0; \ - moveb #0x00, (%a0); \ - moveal #0xf0000004, %a0; \ - moveal (%a0), %a0; \ - jmp (%a0); \ - "); \ -}) -#elif defined(CONFIG_M5272) -/* - * Retrieve the boot address in flash using CSBR0 and CSOR0 - * find the reset vector at flash_address + 4 (e.g. 0x400) - * remap it in the flash's current location (e.g. 0xf0000400) - * and jump there. - */ -#define HARD_RESET_NOW() ({ \ - asm(" \ - movew #0x2700, %%sr; \ - move.l %0+0x40,%%d0; \ - and.l %0+0x44,%%d0; \ - andi.l #0xfffff000,%%d0; \ - mov.l %%d0,%%a0; \ - or.l 4(%%a0),%%d0; \ - mov.l %%d0,%%a0; \ - jmp (%%a0);" \ - : /* No output */ \ - : "o" (*(char *)MCF_MBAR) ); \ -}) -#elif defined(CONFIG_M528x) -/* - * The MCF528x has a bit (SOFTRST) in memory (Reset Control Register RCR), - * that when set, resets the MCF528x. - */ -#define HARD_RESET_NOW() \ -({ \ - unsigned char volatile *reset; \ - asm("move.w #0x2700, %sr"); \ - reset = ((volatile unsigned char *)(MCF_IPSBAR + 0x110000)); \ - while(1) \ - *reset |= (0x01 << 7);\ -}) -#elif defined(CONFIG_M523x) -#define HARD_RESET_NOW() ({ \ - asm(" \ - movew #0x2700, %sr; \ - movel #0x01000000, %sp; \ - moveal #0x40110000, %a0; \ - moveb #0x80, (%a0); \ - "); \ -}) -#elif defined(CONFIG_M520x) - /* - * The MCF5208 has a bit (SOFTRST) in memory (Reset Control Register - * RCR), that when set, resets the MCF5208. - */ -#define HARD_RESET_NOW() \ -({ \ - unsigned char volatile *reset; \ - asm("move.w #0x2700, %sr"); \ - reset = ((volatile unsigned char *)(MCF_IPSBAR + 0xA0000)); \ - while(1) \ - *reset |= 0x80; \ -}) -#else -#define HARD_RESET_NOW() ({ \ - asm(" \ - movew #0x2700, %sr; \ - moveal #0x4, %a0; \ - moveal (%a0), %a0; \ - jmp (%a0); \ - "); \ -}) -#endif -#endif #define arch_align_stack(x) (x) diff --git a/arch/m68knommu/kernel/entry.S b/arch/m68knommu/kernel/entry.S index f4782d2..f56faa5 100644 --- a/arch/m68knommu/kernel/entry.S +++ b/arch/m68knommu/kernel/entry.S @@ -26,7 +26,6 @@ #include <linux/sys.h> #include <linux/linkage.h> -#include <asm/thread_info.h> #include <asm/errno.h> #include <asm/setup.h> #include <asm/segment.h> diff --git a/arch/m68knommu/kernel/setup.c b/arch/m68knommu/kernel/setup.c index 5985f19..5c2bb3e 100644 --- a/arch/m68knommu/kernel/setup.c +++ b/arch/m68knommu/kernel/setup.c @@ -166,15 +166,13 @@ void __init setup_arch(char **cmdline_p) printk(KERN_INFO "Motorola M5235EVB support (C)2005 Syn-tech Systems, Inc. (Jate Sujjavanich)\n"); #endif -#ifdef DEBUG - printk(KERN_DEBUG "KERNEL -> TEXT=0x%06x-0x%06x DATA=0x%06x-0x%06x " - "BSS=0x%06x-0x%06x\n", (int) &_stext, (int) &_etext, - (int) &_sdata, (int) &_edata, - (int) &_sbss, (int) &_ebss); - printk(KERN_DEBUG "MEMORY -> ROMFS=0x%06x-0x%06x MEM=0x%06x-0x%06x\n ", - (int) &_ebss, (int) memory_start, - (int) memory_start, (int) memory_end); -#endif + pr_debug("KERNEL -> TEXT=0x%06x-0x%06x DATA=0x%06x-0x%06x " + "BSS=0x%06x-0x%06x\n", (int) &_stext, (int) &_etext, + (int) &_sdata, (int) &_edata, + (int) &_sbss, (int) &_ebss); + pr_debug("MEMORY -> ROMFS=0x%06x-0x%06x MEM=0x%06x-0x%06x\n ", + (int) &_ebss, (int) memory_start, + (int) memory_start, (int) memory_end); /* Keep a copy of command line */ *cmdline_p = &command_line[0]; diff --git a/arch/m68knommu/mm/init.c b/arch/m68knommu/mm/init.c index 7befc0c..b1703c6 100644 --- a/arch/m68knommu/mm/init.c +++ b/arch/m68knommu/mm/init.c @@ -126,9 +126,7 @@ void __init mem_init(void) unsigned long start_mem = memory_start; /* DAVIDM - these must start at end of kernel */ unsigned long end_mem = memory_end; /* DAVIDM - this must not include kernel stack at top */ -#ifdef DEBUG - printk(KERN_DEBUG "Mem_init: start=%lx, end=%lx\n", start_mem, end_mem); -#endif + pr_debug("Mem_init: start=%lx, end=%lx\n", start_mem, end_mem); end_mem &= PAGE_MASK; high_memory = (void *) end_mem; diff --git a/arch/m68knommu/platform/5206/config.c b/arch/m68knommu/platform/5206/config.c index 53a5920..f6f7987 100644 --- a/arch/m68knommu/platform/5206/config.c +++ b/arch/m68knommu/platform/5206/config.c @@ -12,7 +12,6 @@ #include <linux/kernel.h> #include <linux/param.h> #include <linux/init.h> -#include <linux/interrupt.h> #include <linux/io.h> #include <asm/machdep.h> #include <asm/coldfire.h> @@ -21,10 +20,6 @@ /***************************************************************************/ -void coldfire_reset(void); - -/***************************************************************************/ - static struct mcf_platform_uart m5206_uart_platform[] = { { .mapbase = MCF_MBAR + MCFUART_BASE1, @@ -109,10 +104,21 @@ void mcf_settimericr(unsigned int timer, unsigned int level) /***************************************************************************/ +void m5206_cpu_reset(void) +{ + local_irq_disable(); + /* Set watchdog to soft reset, and enabled */ + __raw_writeb(0xc0, MCF_MBAR + MCFSIM_SYPCR); + for (;;) + /* wait for watchdog to timeout */; +} + +/***************************************************************************/ + void __init config_BSP(char *commandp, int size) { mcf_setimr(MCFSIM_IMR_MASKALL); - mach_reset = coldfire_reset; + mach_reset = m5206_cpu_reset; } /***************************************************************************/ diff --git a/arch/m68knommu/platform/5206e/config.c b/arch/m68knommu/platform/5206e/config.c index db90254..65887799 100644 --- a/arch/m68knommu/platform/5206e/config.c +++ b/arch/m68knommu/platform/5206e/config.c @@ -11,7 +11,6 @@ #include <linux/kernel.h> #include <linux/param.h> #include <linux/init.h> -#include <linux/interrupt.h> #include <linux/io.h> #include <asm/machdep.h> #include <asm/coldfire.h> @@ -21,10 +20,6 @@ /***************************************************************************/ -void coldfire_reset(void); - -/***************************************************************************/ - static struct mcf_platform_uart m5206e_uart_platform[] = { { .mapbase = MCF_MBAR + MCFUART_BASE1, @@ -109,6 +104,17 @@ void mcf_settimericr(unsigned int timer, unsigned int level) /***************************************************************************/ +void m5206e_cpu_reset(void) +{ + local_irq_disable(); + /* Set watchdog to soft reset, and enabled */ + __raw_writeb(0xc0, MCF_MBAR + MCFSIM_SYPCR); + for (;;) + /* wait for watchdog to timeout */; +} + +/***************************************************************************/ + void __init config_BSP(char *commandp, int size) { mcf_setimr(MCFSIM_IMR_MASKALL); @@ -119,7 +125,7 @@ void __init config_BSP(char *commandp, int size) commandp[size-1] = 0; #endif /* CONFIG_NETtel */ - mach_reset = coldfire_reset; + mach_reset = m5206e_cpu_reset; } /***************************************************************************/ diff --git a/arch/m68knommu/platform/520x/config.c b/arch/m68knommu/platform/520x/config.c index 855fc6a..1c43a8a 100644 --- a/arch/m68knommu/platform/520x/config.c +++ b/arch/m68knommu/platform/520x/config.c @@ -14,7 +14,6 @@ #include <linux/kernel.h> #include <linux/param.h> #include <linux/init.h> -#include <linux/interrupt.h> #include <linux/io.h> #include <asm/machdep.h> #include <asm/coldfire.h> @@ -23,10 +22,6 @@ /***************************************************************************/ -void coldfire_reset(void); - -/***************************************************************************/ - static struct mcf_platform_uart m520x_uart_platform[] = { { .mapbase = MCF_MBAR + MCFUART_BASE1, @@ -169,9 +164,17 @@ void mcf_autovector(unsigned int vec) /***************************************************************************/ +static void m520x_cpu_reset(void) +{ + local_irq_disable(); + __raw_writeb(MCF_RCR_SWRESET, MCF_RCR); +} + +/***************************************************************************/ + void __init config_BSP(char *commandp, int size) { - mach_reset = coldfire_reset; + mach_reset = m520x_cpu_reset; m520x_uarts_init(); m520x_fec_init(); } diff --git a/arch/m68knommu/platform/523x/config.c b/arch/m68knommu/platform/523x/config.c index 74133f2..961fefe 100644 --- a/arch/m68knommu/platform/523x/config.c +++ b/arch/m68knommu/platform/523x/config.c @@ -15,7 +15,6 @@ #include <linux/kernel.h> #include <linux/param.h> #include <linux/init.h> -#include <linux/interrupt.h> #include <linux/io.h> #include <asm/machdep.h> #include <asm/coldfire.h> @@ -24,10 +23,6 @@ /***************************************************************************/ -void coldfire_reset(void); - -/***************************************************************************/ - static struct mcf_platform_uart m523x_uart_platform[] = { { .mapbase = MCF_MBAR + MCFUART_BASE1, @@ -145,13 +140,20 @@ void mcf_autovector(unsigned int vec) { /* Everything is auto-vectored on the 523x */ } +/***************************************************************************/ + +static void m523x_cpu_reset(void) +{ + local_irq_disable(); + __raw_writeb(MCF_RCR_SWRESET, MCF_IPSBAR + MCF_RCR); +} /***************************************************************************/ void __init config_BSP(char *commandp, int size) { mcf_disableall(); - mach_reset = coldfire_reset; + mach_reset = m523x_cpu_reset; m523x_uarts_init(); m523x_fec_init(); } diff --git a/arch/m68knommu/platform/5249/config.c b/arch/m68knommu/platform/5249/config.c index 9eab19d..93d9988 100644 --- a/arch/m68knommu/platform/5249/config.c +++ b/arch/m68knommu/platform/5249/config.c @@ -11,7 +11,6 @@ #include <linux/kernel.h> #include <linux/param.h> #include <linux/init.h> -#include <linux/interrupt.h> #include <linux/io.h> #include <asm/machdep.h> #include <asm/coldfire.h> @@ -20,10 +19,6 @@ /***************************************************************************/ -void coldfire_reset(void); - -/***************************************************************************/ - static struct mcf_platform_uart m5249_uart_platform[] = { { .mapbase = MCF_MBAR + MCFUART_BASE1, @@ -106,10 +101,21 @@ void mcf_settimericr(unsigned int timer, unsigned int level) /***************************************************************************/ +void m5249_cpu_reset(void) +{ + local_irq_disable(); + /* Set watchdog to soft reset, and enabled */ + __raw_writeb(0xc0, MCF_MBAR + MCFSIM_SYPCR); + for (;;) + /* wait for watchdog to timeout */; +} + +/***************************************************************************/ + void __init config_BSP(char *commandp, int size) { mcf_setimr(MCFSIM_IMR_MASKALL); - mach_reset = coldfire_reset; + mach_reset = m5249_cpu_reset; } /***************************************************************************/ diff --git a/arch/m68knommu/platform/5272/config.c b/arch/m68knommu/platform/5272/config.c index e049245..5f95fcd 100644 --- a/arch/m68knommu/platform/5272/config.c +++ b/arch/m68knommu/platform/5272/config.c @@ -12,7 +12,6 @@ #include <linux/kernel.h> #include <linux/param.h> #include <linux/init.h> -#include <linux/interrupt.h> #include <linux/io.h> #include <asm/machdep.h> #include <asm/coldfire.h> @@ -21,8 +20,6 @@ /***************************************************************************/ -void coldfire_reset(void); - extern unsigned int mcf_timervector; extern unsigned int mcf_profilevector; extern unsigned int mcf_timerlevel; @@ -170,6 +167,19 @@ void mcf_settimericr(int timer, int level) /***************************************************************************/ +static void m5272_cpu_reset(void) +{ + local_irq_disable(); + /* Set watchdog to reset, and enabled */ + __raw_writew(0, MCF_MBAR + MCFSIM_WIRR); + __raw_writew(1, MCF_MBAR + MCFSIM_WRRR); + __raw_writew(0, MCF_MBAR + MCFSIM_WCR); + for (;;) + /* wait for watchdog to timeout */; +} + +/***************************************************************************/ + void __init config_BSP(char *commandp, int size) { #if defined (CONFIG_MOD5272) @@ -194,7 +204,7 @@ void __init config_BSP(char *commandp, int size) mcf_timervector = 69; mcf_profilevector = 70; - mach_reset = coldfire_reset; + mach_reset = m5272_cpu_reset; } /***************************************************************************/ diff --git a/arch/m68knommu/platform/527x/config.c b/arch/m68knommu/platform/527x/config.c index 428b159..f746439 100644 --- a/arch/m68knommu/platform/527x/config.c +++ b/arch/m68knommu/platform/527x/config.c @@ -15,7 +15,6 @@ #include <linux/kernel.h> #include <linux/param.h> #include <linux/init.h> -#include <linux/interrupt.h> #include <linux/io.h> #include <asm/machdep.h> #include <asm/coldfire.h> @@ -24,10 +23,6 @@ /***************************************************************************/ -void coldfire_reset(void); - -/***************************************************************************/ - static struct mcf_platform_uart m527x_uart_platform[] = { { .mapbase = MCF_MBAR + MCFUART_BASE1, @@ -227,10 +222,18 @@ void mcf_autovector(unsigned int vec) /***************************************************************************/ +static void m527x_cpu_reset(void) +{ + local_irq_disable(); + __raw_writeb(MCF_RCR_SWRESET, MCF_IPSBAR + MCF_RCR); +} + +/***************************************************************************/ + void __init config_BSP(char *commandp, int size) { mcf_disableall(); - mach_reset = coldfire_reset; + mach_reset = m527x_cpu_reset; m527x_uarts_init(); m527x_fec_init(); } diff --git a/arch/m68knommu/platform/528x/config.c b/arch/m68knommu/platform/528x/config.c index bee526f..a1d1a61 100644 --- a/arch/m68knommu/platform/528x/config.c +++ b/arch/m68knommu/platform/528x/config.c @@ -31,10 +31,6 @@ /***************************************************************************/ -void coldfire_reset(void); - -/***************************************************************************/ - static struct mcf_platform_uart m528x_uart_platform[] = { { .mapbase = MCF_MBAR + MCFUART_BASE1, @@ -171,6 +167,14 @@ void mcf_autovector(unsigned int vec) /***************************************************************************/ +static void m528x_cpu_reset(void) +{ + local_irq_disable(); + __raw_writeb(MCF_RCR_SWRESET, MCF_IPSBAR + MCF_RCR); +} + +/***************************************************************************/ + #ifdef CONFIG_WILDFIRE void wildfire_halt(void) { @@ -214,6 +218,7 @@ void __init config_BSP(char *commandp, int size) static int __init init_BSP(void) { + mach_reset = m528x_cpu_reset; m528x_uarts_init(); m528x_fec_init(); platform_add_devices(m528x_devices, ARRAY_SIZE(m528x_devices)); diff --git a/arch/m68knommu/platform/5307/config.c b/arch/m68knommu/platform/5307/config.c index 44803bf..39da9e9 100644 --- a/arch/m68knommu/platform/5307/config.c +++ b/arch/m68knommu/platform/5307/config.c @@ -12,7 +12,6 @@ #include <linux/kernel.h> #include <linux/param.h> #include <linux/init.h> -#include <linux/interrupt.h> #include <linux/io.h> #include <asm/machdep.h> #include <asm/coldfire.h> @@ -22,8 +21,6 @@ /***************************************************************************/ -void coldfire_reset(void); - extern unsigned int mcf_timervector; extern unsigned int mcf_profilevector; extern unsigned int mcf_timerlevel; @@ -119,6 +116,17 @@ void mcf_settimericr(unsigned int timer, unsigned int level) /***************************************************************************/ +void m5307_cpu_reset(void) +{ + local_irq_disable(); + /* Set watchdog to soft reset, and enabled */ + __raw_writeb(0xc0, MCF_MBAR + MCFSIM_SYPCR); + for (;;) + /* wait for watchdog to timeout */; +} + +/***************************************************************************/ + void __init config_BSP(char *commandp, int size) { mcf_setimr(MCFSIM_IMR_MASKALL); @@ -134,7 +142,7 @@ void __init config_BSP(char *commandp, int size) mcf_timerlevel = 6; #endif - mach_reset = coldfire_reset; + mach_reset = m5307_cpu_reset; #ifdef CONFIG_BDM_DISABLE /* diff --git a/arch/m68knommu/platform/532x/config.c b/arch/m68knommu/platform/532x/config.c index 591f2f8..cdb7619 100644 --- a/arch/m68knommu/platform/532x/config.c +++ b/arch/m68knommu/platform/532x/config.c @@ -31,8 +31,6 @@ /***************************************************************************/ -void coldfire_reset(void); - extern unsigned int mcf_timervector; extern unsigned int mcf_profilevector; extern unsigned int mcf_timerlevel; @@ -164,6 +162,14 @@ void mcf_settimericr(unsigned int timer, unsigned int level) /***************************************************************************/ +static void m532x_cpu_reset(void) +{ + local_irq_disable(); + __raw_writeb(MCF_RCR_SWRESET, MCF_RCR); +} + +/***************************************************************************/ + void __init config_BSP(char *commandp, int size) { mcf_setimr(MCFSIM_IMR_MASKALL); @@ -181,7 +187,7 @@ void __init config_BSP(char *commandp, int size) mcf_timervector = 64+32; mcf_profilevector = 64+33; - mach_reset = coldfire_reset; + mach_reset = m532x_cpu_reset; #ifdef CONFIG_BDM_DISABLE /* diff --git a/arch/m68knommu/platform/5407/config.c b/arch/m68knommu/platform/5407/config.c index 0ee8c1a..b41d942 100644 --- a/arch/m68knommu/platform/5407/config.c +++ b/arch/m68knommu/platform/5407/config.c @@ -12,7 +12,6 @@ #include <linux/kernel.h> #include <linux/param.h> #include <linux/init.h> -#include <linux/interrupt.h> #include <linux/io.h> #include <asm/machdep.h> #include <asm/coldfire.h> @@ -21,8 +20,6 @@ /***************************************************************************/ -void coldfire_reset(void); - extern unsigned int mcf_timervector; extern unsigned int mcf_profilevector; extern unsigned int mcf_timerlevel; @@ -110,6 +107,17 @@ void mcf_settimericr(unsigned int timer, unsigned int level) /***************************************************************************/ +void m5407_cpu_reset(void) +{ + local_irq_disable(); + /* set watchdog to soft reset, and enabled */ + __raw_writeb(0xc0, MCF_MBAR + MCFSIM_SYPCR); + for (;;) + /* wait for watchdog to timeout */; +} + +/***************************************************************************/ + void __init config_BSP(char *commandp, int size) { mcf_setimr(MCFSIM_IMR_MASKALL); @@ -121,7 +129,7 @@ void __init config_BSP(char *commandp, int size) mcf_timerlevel = 6; #endif - mach_reset = coldfire_reset; + mach_reset = m5407_cpu_reset; } /***************************************************************************/ diff --git a/arch/m68knommu/platform/coldfire/vectors.c b/arch/m68knommu/platform/coldfire/vectors.c index 6cf8946..bdca029 100644 --- a/arch/m68knommu/platform/coldfire/vectors.c +++ b/arch/m68knommu/platform/coldfire/vectors.c @@ -96,10 +96,3 @@ void ack_vector(unsigned int irq) } /***************************************************************************/ - -void coldfire_reset(void) -{ - HARD_RESET_NOW(); -} - -/***************************************************************************/ |