From 6f312bb353d84239e9f19d4746dfbbe97d70dbdb Mon Sep 17 00:00:00 2001
From: Inderpal Singh <inderpal.singh@linaro.org>
Date: Wed, 2 Nov 2011 09:12:51 +0530
Subject: [PATCH] ARM: EXYNOS4: Fix reboot hang after suspend/resume

Clear INFORM1 register used by u-boot to check the reset reason.

Signed-off-by: Inderpal Singh <inderpal.singh@linaro.org>
---
 arch/arm/mach-exynos4/pm.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-exynos4/pm.c b/arch/arm/mach-exynos4/pm.c
index bc6ca94..a0559d0 100644
--- a/arch/arm/mach-exynos4/pm.c
+++ b/arch/arm/mach-exynos4/pm.c
@@ -470,6 +470,8 @@ static void exynos4_pm_resume(void)
 #endif
 
 early_wakeup:
+	/* Clear INFORM Register */
+	__raw_writel(0, S5P_INFORM1);
 	return;
 }
 
-- 
1.7.1