ARM: EXYNOS: Fix soft reboot hang after suspend/resume

Upon wake-up, clear the sleep mode set in INFORM1 register.

Signed-off-by: Inderpal Singh <inderpal.singh@samsung.com>
Tested-by: Abhilash Kesavan <a.kesavan@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c
index c06c992..8dedeb2 100644 (file)
--- a/arch/arm/mach-exynos/pm.c
+++ b/arch/arm/mach-exynos/pm.c
@@ -312,6 +312,10 @@ static void exynos_pm_resume(void)
        }
 
 early_wakeup:
+
+       /* Clear SLEEP mode set in INFORM1 */
+       __raw_writel(0x0, S5P_INFORM1);
+
        return;
 }