linux-kernel - [PATCH 4/4] ARM: tegra: roth: add display DT node

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Date:	Wed,  2 Jul 2014 21:19:20 +0900
From:	Alexandre Courbot <acourbot@...dia.com>
To:	Thierry Reding <thierry.reding@...il.com>,
	Terje Bergstrom <tbergstrom@...dia.com>,
	Stephen Warren <swarren@...dotorg.org>
Cc:	linux-tegra@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org,
	Alexandre Courbot <acourbot@...dia.com>
Subject: [PATCH 4/4] ARM: tegra: roth: add display DT node

DSI support has been fixed to support continuous clock behavior that the
panel used on SHIELD requires, so finally add its device tree node since
it is functional.

Signed-off-by: Alexandre Courbot <acourbot@...dia.com>
---
 arch/arm/boot/dts/tegra114-roth.dts | 23 ++++++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

diff --git a/arch/arm/boot/dts/tegra114-roth.dts b/arch/arm/boot/dts/tegra114-roth.dts
index ba210c6..c03c853 100644
--- a/arch/arm/boot/dts/tegra114-roth.dts
+++ b/arch/arm/boot/dts/tegra114-roth.dts
@@ -28,6 +28,22 @@
 		reg = <0x80000000 0x79600000>;
 	};
 
+	host1x@...00000 {
+		dsi@...00000 {
+			status = "okay";
+
+			vdd-supply = <&vdd_1v2_ap>;
+
+			panel@0 {
+				compatible = "lg,lh500wx1-sd03";
+				reg = <0>;
+
+				power-supply = <&vdd_lcd>;
+				backlight = <&backlight>;
+			};
+		};
+	};
+
 	pinmux@...00868 {
 		pinctrl-names = "default";
 		pinctrl-0 = <&state_default>;
@@ -811,7 +827,6 @@
 						regulator-name = "vdd-1v8";
 						regulator-min-microvolt = <1800000>;
 						regulator-max-microvolt = <1800000>;
-						regulator-always-on;
 						regulator-boot-on;
 					};
 
@@ -858,10 +873,11 @@
 						regulator-name = "vdd-2v8-display";
 						regulator-min-microvolt = <2800000>;
 						regulator-max-microvolt = <2800000>;
+						regulator-always-on;
 						regulator-boot-on;
 					};
 
-					ldo3 {
+					vdd_1v2_ap: ldo3 {
 						regulator-name = "avdd-1v2";
 						regulator-min-microvolt = <1200000>;
 						regulator-max-microvolt = <1200000>;
@@ -1048,7 +1064,7 @@
 			regulator-boot-on;
 		};
 
-		regulator@1 {
+		vdd_lcd: regulator@1 {
 			compatible = "regulator-fixed";
 			reg = <1>;
 			regulator-name = "vdd_lcd_1v8";
@@ -1057,6 +1073,7 @@
 			vin-supply = <&vdd_1v8>;
 			enable-active-high;
 			gpio = <&gpio TEGRA_GPIO(U, 4) GPIO_ACTIVE_HIGH>;
+			regulator-always-on;
 			regulator-boot-on;
 		};
 
-- 
2.0.0

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