ARM: dts: add Exynos4 and Exynos5 clock controller nodes

Add clock controller nodes for EXYNOS4210, EXYNOS4x12, EXYNOS5250
and EXYNOS5440 SoCs.

Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/boot/dts/exynos4x12.dtsi b/arch/arm/boot/dts/exynos4x12.dtsi
index 9a87806..7496b8d 100644
--- a/arch/arm/boot/dts/exynos4x12.dtsi
+++ b/arch/arm/boot/dts/exynos4x12.dtsi
@@ -36,6 +36,12 @@
 			     <0 16 0>, <0 17 0>, <0 18 0>, <0 19 0>;
 	};
 
+	clock: clock-controller@0x10030000 {
+		compatible = "samsung,exynos4412-clock";
+		reg = <0x10030000 0x20000>;
+		#clock-cells = <1>;
+	};
+
 	pinctrl_0: pinctrl@11400000 {
 		compatible = "samsung,exynos4x12-pinctrl";
 		reg = <0x11400000 0x1000>;