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/pm_domains.c b/arch/arm/mach-exynos/pm_domains.c
index 13b3068..e9fafcf 100644
--- a/arch/arm/mach-exynos/pm_domains.c
+++ b/arch/arm/mach-exynos/pm_domains.c
@@ -193,9 +193,8 @@
 }
 arch_initcall(exynos4_pm_init_power_domain);
 
-static __init int exynos_pm_late_initcall(void)
+int __init exynos_pm_late_initcall(void)
 {
 	pm_genpd_poweroff_unused();
 	return 0;
 }
-late_initcall(exynos_pm_late_initcall);