ARM: dts: Remove '0x's from Exynos5440 DTS file

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/boot/dts/exynos5440.dtsi

@@ -20,7 +20,7 @@ aliases {
 		spi0 = &spi_0;
 	};
 
-	clock: clock-controller@0x160000 {
+	clock: clock-controller@160000 {
 		compatible = "samsung,exynos5440-clock";
 		reg = <0x160000 0x1000>;
 		#clock-cells = <1>;