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| author | Greg Ungerer <gerg@uclinux.org> | 2009-04-30 23:06:45 +1000 |
|---|---|---|
| committer | Greg Ungerer <gerg@uclinux.org> | 2009-06-11 13:09:10 +1000 |
| commit | 4c0b008d49e728735f54419e60446480017bfe1b (patch) | |
| tree | 75640bf74b627aa27677d7dc9bceac5028ed11a3 | |
| parent | 55b33f316d25c1ffb13a65de7f846b950b5ef5a6 (diff) | |
| download | op-kernel-dev-4c0b008d49e728735f54419e60446480017bfe1b.zip op-kernel-dev-4c0b008d49e728735f54419e60446480017bfe1b.tar.gz | |
m68knommu: move CPU reset code for the 527x ColdFire into its platform code
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
| -rw-r--r-- | arch/m68k/include/asm/m527xsim.h | 9 | ||||
| -rw-r--r-- | arch/m68knommu/platform/527x/config.c | 15 |
2 files changed, 18 insertions, 6 deletions
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/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(); } |
