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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-11-11 15:30:47 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-01-05 12:57:15 +0000
commit114c19b7b53523a6304c4b4fc51a22d006da3726 (patch)
tree7a6f792cbee663fc1f8fabf8bcf8b902e489848f /arch/arm/mach-ks8695/time.c
parentcb15dff4795932b98459da13dd3dd3693c6dd104 (diff)
ARM: restart: ks8695: use new restart hook
Hook these platforms restart code into the new restart hook rather than using arch_reset(). Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-ks8695/time.c')
-rw-r--r--arch/arm/mach-ks8695/time.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/mach-ks8695/time.c b/arch/arm/mach-ks8695/time.c
index 69c072c2c0f..37dfcd5bd2a 100644
--- a/arch/arm/mach-ks8695/time.c
+++ b/arch/arm/mach-ks8695/time.c
@@ -109,3 +109,21 @@ struct sys_timer ks8695_timer = {
.offset = ks8695_gettimeoffset,
.resume = ks8695_timer_setup,
};
+
+void ks8695_restart(char mode, const char *cmd)
+{
+ unsigned int reg;
+
+ if (mode == 's')
+ soft_restart(0);
+
+ /* disable timer0 */
+ reg = __raw_readl(KS8695_TMR_VA + KS8695_TMCON);
+ __raw_writel(reg & ~TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON);
+
+ /* enable watchdog mode */
+ __raw_writel((10 << 8) | T0TC_WATCHDOG, KS8695_TMR_VA + KS8695_T0TC);
+
+ /* re-enable timer0 */
+ __raw_writel(reg | TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON);
+}