ARM: dts: enable fimd for exynos5250-snow board

Enable fimd node for snow board.
Signed-off-by: Rahul Sharma <rahul.sharma@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/boot/dts/exynos5250-snow.dts

@@ -397,4 +397,8 @@ backlight {
 		pinctrl-names = "default";
 	};
 
+	fimd@14400000 {
+		status = "okay";
+		samsung,invert-vclk;
+	};
 };