From: Russell King Date: Thu, 3 Nov 2011 09:14:07 +0000 (+0000) Subject: ARM: restart: remove s3c24xx restart handler X-Git-Tag: MMI-PSA29.97-13-9~17717^2^2~53 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=8390918874324360335370fbcc2c3c9884476884;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git ARM: restart: remove s3c24xx restart handler Remove the s3c24xx restart handler, which is trying to work around a chip bug by keeping caches on but flushed. As we now only disable caches when performing a soft reboot, there doesn't need to be a work-around to do that. Acked-by: Kukjin Kim Signed-off-by: Russell King --- diff --git a/arch/arm/plat-s3c24xx/cpu.c b/arch/arm/plat-s3c24xx/cpu.c index 3c6335307fb1..1121df13e15f 100644 --- a/arch/arm/plat-s3c24xx/cpu.c +++ b/arch/arm/plat-s3c24xx/cpu.c @@ -192,27 +192,6 @@ static unsigned long s3c24xx_read_idcode_v4(void) return __raw_readl(S3C2410_GSTATUS1); } -/* Hook for arm_pm_restart to ensure we execute the reset code - * with the caches enabled. It seems at least the S3C2440 has a problem - * resetting if there is bus activity interrupted by the reset. - */ -static void s3c24xx_pm_restart(char mode, const char *cmd) -{ - if (mode != 's') { - unsigned long flags; - - local_irq_save(flags); - __cpuc_flush_kern_all(); - __cpuc_flush_user_all(); - - arch_reset(mode, cmd); - local_irq_restore(flags); - } - - /* fallback, or unhandled */ - arm_machine_restart(mode, cmd); -} - void __init s3c24xx_init_io(struct map_desc *mach_desc, int size) { /* initialise the io descriptors we need for initialisation */ @@ -226,7 +205,5 @@ void __init s3c24xx_init_io(struct map_desc *mach_desc, int size) } s3c24xx_init_cpu(); - arm_pm_restart = s3c24xx_pm_restart; - s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); }