ARM: dts: Add rotator nodes on exynos4

This patch adds device node for Rotator device to Exynos 4210 and 4x12
device tree files.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi
index 3e5ba66..e3048ae 100644
--- a/arch/arm/boot/dts/exynos4210.dtsi
+++ b/arch/arm/boot/dts/exynos4210.dtsi
@@ -279,3 +279,7 @@
 		<&clock CLK_OUT_CPU>, <&clock CLK_XXTI>, <&clock CLK_XUSBXTI>;
 	#clock-cells = <1>;
 };
+
+&rotator {
+	power-domains = <&pd_lcd0>;
+};