ARM: exynos: use machine specific hook for late init

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
index 8614aab..16da001 100644
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -285,6 +285,11 @@
 	__raw_writel(0x1, EXYNOS_SWRESET);
 }
 
+void __init exynos_init_late(void)
+{
+	exynos_pm_late_initcall();
+}
+
 /*
  * exynos_map_io
  *