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[ARM] 4204/1: S3C24XX: add hook to specify cpu reset
Add hook code to specify cpu specific reset call Signed-off-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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include/asm-arm/arch-s3c2410/reset.h
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22
include/asm-arm/arch-s3c2410/reset.h
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@ -0,0 +1,22 @@
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/* linux/include/asm-arm/arch-s3c2410/reset.h
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*
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* Copyright (c) 2007 Simtec Electronics
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* Ben Dooks <ben@simtec.co.uk>
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* http://armlinux.simtec.co.uk/
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* S3C2410 CPU reset controls
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*/
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#ifndef __ASM_ARCH_RESET_H
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#define __ASM_ARCH_RESET_H __FILE__
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/* This allows the over-ride of the default reset code
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*/
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extern void (*s3c24xx_reset_hook)(void);
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#endif /* __ASM_ARCH_RESET_H */
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@ -15,11 +15,13 @@
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#include <asm/arch/map.h>
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#include <asm/arch/idle.h>
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#include <asm/arch/reset.h>
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#include <asm/arch/regs-watchdog.h>
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#include <asm/arch/regs-clock.h>
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void (*s3c24xx_idle)(void);
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void (*s3c24xx_reset_hook)(void);
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void s3c24xx_default_idle(void)
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{
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@ -54,7 +56,6 @@ static void arch_idle(void)
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s3c24xx_default_idle();
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}
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static void
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arch_reset(char mode)
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{
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@ -62,6 +63,9 @@ arch_reset(char mode)
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cpu_reset(0);
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}
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if (s3c24xx_reset_hook)
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s3c24xx_reset_hook();
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printk("arch_reset: attempting watchdog reset\n");
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__raw_writel(0, S3C2410_WTCON); /* disable watchdog, to be safe */
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