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author | Greg Ungerer <gerg@uclinux.org> | 2009-04-30 22:39:50 +1000 |
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committer | Greg Ungerer <gerg@uclinux.org> | 2009-06-11 13:09:10 +1000 |
commit | 25ce4a908abebf8c7d2e89908d36050e1de9cbec (patch) | |
tree | 7956ac61959bc607c995fac0b1e8761dc9d7c6ff | |
parent | 384feb91319766298c6358f23f54873d44c9d8cb (diff) | |
download | op-kernel-dev-25ce4a908abebf8c7d2e89908d36050e1de9cbec.zip op-kernel-dev-25ce4a908abebf8c7d2e89908d36050e1de9cbec.tar.gz |
m68knommu: move CPU reset code for the 520x ColdFire into its platform code
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
-rw-r--r-- | arch/m68k/include/asm/m520xsim.h | 9 | ||||
-rw-r--r-- | arch/m68knommu/platform/520x/config.c | 15 |
2 files changed, 18 insertions, 6 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/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(); } |