ARM: tegra: nexus7: Use common LVDS display device-tree

Make Nexus 7 device-tree to use common LVDS bridge description. This makes
device-trees more consistent.

[[e-mail]: factored Nexus7 change into separate patch and wrote commit message]

Signed-off-by: Maxim Schwalm <[e-mail]>
Signed-off-by: Dmitry Osipenko <[e-mail]>
Signed-off-by: Thierry Reding <[e-mail]>

arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi

···
 #include "tegra30.dtsi"
 #include "tegra30-cpu-opp.dtsi"
 #include "tegra30-cpu-opp-microvolt.dtsi"
+#include "tegra30-asus-lvds-display.dtsi"
 
 / {
 	aliases {
···
 		trustzone@bfe00000 {
 			reg = <0xbfe00000 0x200000>;
 			no-map;
-		};
-	};
-
-	host1x@50000000 {
-		dc@54200000 {
-			rgb {
-				status = "okay";
-
-				port@0 {
-					lcd_output: endpoint {
-						remote-endpoint = <&lvds_encoder_input>;
-						bus-width = <24>;
-					};
-				};
-			};
 		};
 	};
 
···
 		 */
 		compatible = "panel-lvds";
 
-		power-supply = <&vdd_pnl>;
-		backlight = <&backlight>;
-
 		width-mm = <94>;
 		height-mm = <150>;
 		rotation = <180>;
 
 		data-mapping = "jeida-24";
 
-		port {
-			panel_input: endpoint {
-				remote-endpoint = <&lvds_encoder_output>;
-			};
-		};
+		/* DDC unconnected on Nexus 7 */
+		/delete-property/ ddc-i2c-bus;
 	};
 
 	firmware {
···
 			debounce-interval = <10>;
 			wakeup-event-action = <EV_ACT_ASSERTED>;
 			wakeup-source;
-		};
-	};
-
-	lvds-encoder {
-		compatible = "ti,sn75lvds83", "lvds-encoder";
-
-		powerdown-gpios = <&gpio TEGRA_GPIO(N, 6) GPIO_ACTIVE_LOW>;
-		power-supply = <&vdd_3v3_sys>;
-
-		ports {
-			#address-cells = <1>;
-			#size-cells = <0>;
-
-			port@0 {
-				reg = <0>;
-
-				lvds_encoder_input: endpoint {
-					remote-endpoint = <&lcd_output>;
-				};
-			};
-
-			port@1 {
-				reg = <1>;
-
-				lvds_encoder_output: endpoint {
-					remote-endpoint = <&panel_input>;
-				};
-			};
 		};
 	};