diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
index fdeb1c83dcb57c1f2fd61c4a967df8e9248e4172..1d93fe9e50fa5ea329d021db4037f6fe973ebe1b 100644
--- a/arch/arm/configs/imx_v6_v7_defconfig
+++ b/arch/arm/configs/imx_v6_v7_defconfig
@@ -283,6 +283,7 @@ CONFIG_RTC_CLASS=y
 CONFIG_RTC_INTF_DEV_UIE_EMUL=y
 CONFIG_RTC_DRV_DS1307=y
 CONFIG_RTC_DRV_ISL1208=y
+CONFIG_RTC_DRV_PCF8523=y
 CONFIG_RTC_DRV_PCF8563=y
 CONFIG_RTC_DRV_MC13XXX=y
 CONFIG_RTC_DRV_MXC=y