diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts
index a161f6237c7f..a771542e28b8 100644
--- a/arch/arm/boot/dts/exynos5250-arndale.dts
+++ b/arch/arm/boot/dts/exynos5250-arndale.dts
@@ -218,6 +218,7 @@ pmic@66 {
 		interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&s5m8767_irq>;
+		wakeup-source;
 
 		vinb1-supply = <&main_dc_reg>;
 		vinb2-supply = <&main_dc_reg>;