ARM: dts: Set up power domains for exynos4

This patch adds device tree nodes for power domains available
on EXYNOS4 SoCs.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi
index 939f639..e31bfc4 100644
--- a/arch/arm/boot/dts/exynos4210.dtsi
+++ b/arch/arm/boot/dts/exynos4210.dtsi
@@ -31,6 +31,11 @@
 		pinctrl2 = &pinctrl_2;
 	};
 
+	pd_lcd1: lcd1-power-domain@10023CA0 {
+		compatible = "samsung,exynos4210-pd";
+		reg = <0x10023CA0 0x20>;
+	};
+
 	gic:interrupt-controller@10490000 {
 		cpu-offset = <0x8000>;
 	};