ARM: dts: exynos: Add G3D power domain to Exynos542x

Add a power domain for G3D/Mali device present in Exynos542x/5800 SoCs.
Node for the Mali device will be added by a separate patch.

Signed-off-by: Marek Szyprowski <[e-mail]>
Signed-off-by: Krzysztof Kozlowski <[e-mail]>

arch/arm/boot/dts/exynos5420.dtsi

···
 			label = "MFC";
 		};
 
+		g3d_pd: power-domain@10044080 {
+			compatible = "samsung,exynos4210-pd";
+			reg = <0x10044080 0x20>;
+			#power-domain-cells = <0>;
+			label = "G3D";
+		};
+
 		disp_pd: power-domain@100440c0 {
 			compatible = "samsung,exynos4210-pd";
 			reg = <0x100440C0 0x20>;