diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
index e20cdc24c3bbd5f71d5f21db7187d0a101324609..76929d3905e4d7d90bbfde5e3c8e38abd3cf41fb 100644
--- a/arch/arm/boot/dts/exynos4.dtsi
+++ b/arch/arm/boot/dts/exynos4.dtsi
@@ -266,7 +266,7 @@
 		status = "disabled";
 	};
 
-	rtc@10070000 {
+	rtc: rtc@10070000 {
 		compatible = "samsung,s3c6410-rtc";
 		reg = <0x10070000 0x100>;
 		interrupt-parent = <&pmu_system_controller>;
diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index 173ffa479ad3cb03eb6e6742663fafaccacf9d53..c032cde11d5c298a4f2ab616c2f090d7327f19d2 100644
--- a/arch/arm/boot/dts/exynos4412-trats2.dts
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -16,6 +16,7 @@
 #include "exynos4412.dtsi"
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/clock/maxim,max77686.h>
 
 / {
 	model = "Samsung Trats 2 based on Exynos4412";
@@ -214,7 +215,7 @@
 		pinctrl-names = "default";
 		status = "okay";
 
-		max77686_pmic@09 {
+		max77686: max77686_pmic@09 {
 			compatible = "maxim,max77686";
 			interrupt-parent = <&gpx0>;
 			interrupts = <7 0>;
@@ -1304,3 +1305,9 @@
 		PIN_SLP(gpv4-0, INPUT, DOWN);
 	};
 };
+
+&rtc {
+	status = "okay";
+	clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>;
+	clock-names = "rtc", "rtc_src";
+};
diff --git a/arch/arm/boot/dts/exynos5420-arndale-octa.dts b/arch/arm/boot/dts/exynos5420-arndale-octa.dts
index 4efcf7c8f609c03d1e558375217a705b79b4cb93..9924b870423f7b3e65f265f734acbabfdaff583f 100644
--- a/arch/arm/boot/dts/exynos5420-arndale-octa.dts
+++ b/arch/arm/boot/dts/exynos5420-arndale-octa.dts
@@ -13,6 +13,7 @@
 #include "exynos5420.dtsi"
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/clock/samsung,s2mps11.h>
 
 / {
 	model = "Insignal Arndale Octa evaluation board based on EXYNOS5420";
@@ -38,10 +39,6 @@
 		};
 	};
 
-	rtc@101E0000 {
-		status = "okay";
-	};
-
 	codec@11000000 {
 		samsung,mfc-r = <0x43000000 0x800000>;
 		samsung,mfc-l = <0x51000000 0x800000>;
@@ -387,3 +384,9 @@
 		samsung,pin-drv = <0>;
 	};
 };
+
+&rtc {
+	status = "okay";
+	clocks = <&clock CLK_RTC>, <&s2mps11_osc S2MPS11_CLK_AP>;
+	clock-names = "rtc", "rtc_src";
+};