diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 98922f7d2d1236dd7fd29fa404447b46189c0222..ea668a41b991aa2bd0ce4671e063bfd39e168e7c 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -672,6 +672,7 @@ config ARCH_S5P6440
 	select GENERIC_GPIO
 	select HAVE_CLK
 	select ARCH_USES_GETTIMEOFFSET
+	select HAVE_S3C_RTC
 	help
 	  Samsung S5P6440 CPU based systems
 
@@ -691,6 +692,7 @@ config ARCH_S5PC100
 	select CPU_V7
 	select ARM_L1_CACHE_SHIFT_6
 	select ARCH_USES_GETTIMEOFFSET
+	select HAVE_S3C_RTC
 	help
 	  Samsung S5PC100 series based systems
 
@@ -701,6 +703,7 @@ config ARCH_S5PV210
 	select HAVE_CLK
 	select ARM_L1_CACHE_SHIFT_6
 	select ARCH_USES_GETTIMEOFFSET
+	select HAVE_S3C_RTC
 	help
 	  Samsung S5PV210/S5PC110 series based systems