--- zzzz-none-000/linux-3.10.107/arch/arm/boot/dts/tegra20-medcom-wide.dts	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/arm/boot/dts/tegra20-medcom-wide.dts	2021-02-04 17:41:59.000000000 +0000
@@ -1,21 +1,34 @@
 /dts-v1/;
 
-/include/ "tegra20-tamonten.dtsi"
+#include "tegra20-tamonten.dtsi"
 
 / {
 	model = "Avionic Design Medcom-Wide board";
 	compatible = "ad,medcom-wide", "ad,tamonten", "nvidia,tegra20";
 
-	pwm {
+	aliases {
+		serial0 = &uartd;
+	};
+
+	pwm@7000a000 {
 		status = "okay";
 	};
 
+	host1x@50000000 {
+		dc@54200000 {
+			rgb {
+				status = "okay";
+				nvidia,panel = <&panel>;
+			};
+		};
+	};
+
 	i2c@7000c000 {
 		wm8903: wm8903@1a {
 			compatible = "wlf,wm8903";
 			reg = <0x1a>;
 			interrupt-parent = <&gpio>;
-			interrupts = <187 0x04>;
+			interrupts = <TEGRA_GPIO(X, 3) IRQ_TYPE_LEVEL_HIGH>;
 
 			gpio-controller;
 			#gpio-cells = <2>;
@@ -30,7 +43,7 @@
 		};
 	};
 
-	backlight {
+	backlight: backlight {
 		compatible = "pwm-backlight";
 		pwms = <&pwm 0 5000000>;
 
@@ -38,6 +51,15 @@
 		default-brightness-level = <6>;
 	};
 
+	panel: panel {
+		compatible = "innolux,n156bge-l21", "simple-panel";
+
+		power-supply =  <&vdd_1v8_reg>, <&vdd_3v3_reg>;
+		enable-gpios = <&gpio TEGRA_GPIO(B, 2) GPIO_ACTIVE_HIGH>;
+
+		backlight = <&backlight>;
+	};
+
 	sound {
 		compatible = "ad,tegra-audio-wm8903-medcom-wide",
 			     "nvidia,tegra-audio-wm8903";
@@ -56,10 +78,53 @@
 		nvidia,i2s-controller = <&tegra_i2s1>;
 		nvidia,audio-codec = <&wm8903>;
 
-		nvidia,spkr-en-gpios = <&wm8903 2 0>;
-		nvidia,hp-det-gpios = <&gpio 178 0>; /* gpio PW2 */
+		nvidia,spkr-en-gpios = <&wm8903 2 GPIO_ACTIVE_HIGH>;
+		nvidia,hp-det-gpios = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_HIGH>;
 
-		clocks = <&tegra_car 112>, <&tegra_car 113>, <&tegra_car 94>;
+		clocks = <&tegra_car TEGRA20_CLK_PLL_A>,
+			 <&tegra_car TEGRA20_CLK_PLL_A_OUT0>,
+			 <&tegra_car TEGRA20_CLK_CDEV1>;
 		clock-names = "pll_a", "pll_a_out0", "mclk";
 	};
+
+	regulators {
+		vcc_24v_reg: regulator@100 {
+			compatible = "regulator-fixed";
+			reg = <100>;
+			regulator-name = "vcc_24v";
+			regulator-min-microvolt = <24000000>;
+			regulator-max-microvolt = <24000000>;
+			regulator-always-on;
+		};
+
+		vdd_5v0_reg: regulator@101 {
+			compatible = "regulator-fixed";
+			reg = <101>;
+			regulator-name = "vdd_5v0";
+			vin-supply = <&vcc_24v_reg>;
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			regulator-always-on;
+		};
+
+		vdd_3v3_reg: regulator@102 {
+			compatible = "regulator-fixed";
+			reg = <102>;
+			regulator-name = "vdd_3v3";
+			vin-supply = <&vcc_24v_reg>;
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			regulator-always-on;
+		};
+
+		vdd_1v8_reg: regulator@103 {
+			compatible = "regulator-fixed";
+			reg = <103>;
+			regulator-name = "vdd_1v8";
+			vin-supply = <&vdd_3v3_reg>;
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <1800000>;
+			regulator-always-on;
+		};
+	};
 };