ARM: dts: mxs: add lcd support for imx23-evk and imx28-evk

Add lcd support for imx23-evk and imx28-evk.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
diff --git a/arch/arm/boot/dts/imx23-evk.dts b/arch/arm/boot/dts/imx23-evk.dts
index 3974959d..9d674ca 100644
--- a/arch/arm/boot/dts/imx23-evk.dts
+++ b/arch/arm/boot/dts/imx23-evk.dts
@@ -48,6 +48,13 @@
 					fsl,pull-up = <0>;
 				};
 			};
+
+			lcdif@80030000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&lcdif_24bit_pins_a>;
+				panel-enable-gpios = <&gpio1 18 0>;
+				status = "okay";
+			};
 		};
 
 		apbx@80040000 {