ARM: tegra: Enable LVDS on Cardhu

Add backlight and panel nodes for the Cardhu 10.1" WXGA TFT LCD panel.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>

diff --git a/arch/arm/boot/dts/tegra30-cardhu.dtsi b/arch/arm/boot/dts/tegra30-cardhu.dtsi
index dfcc18a..9104224 100644 (file)
--- a/arch/arm/boot/dts/tegra30-cardhu.dtsi
+++ b/arch/arm/boot/dts/tegra30-cardhu.dtsi
@@ -56,6 +56,16 @@
                };
        };
 
+       host1x@50000000 {
+               dc@54200000 {
+                       rgb {
+                               status = "okay";
+
+                               nvidia,panel = <&panel>;
+                       };
+               };
+       };
+
        pinmux@70000868 {
                pinctrl-names = "default";
                pinctrl-0 = <&state_default>;
@@ -152,7 +162,11 @@
                status = "okay";
        };
 
-       i2c@7000c000 {
+       pwm@7000a000 {
+               status = "okay";
+       };
+
+       panelddc: i2c@7000c000 {
                status = "okay";
                clock-frequency = <100000>;
        };
@@ -372,6 +386,17 @@
                status = "okay";
        };
 
+       backlight: backlight {
+               compatible = "pwm-backlight";
+
+               enable-gpios = <&gpio TEGRA_GPIO(H, 2) GPIO_ACTIVE_HIGH>;
+               power-supply = <&vdd_bl_reg>;
+               pwms = <&pwm 0 5000000>;
+
+               brightness-levels = <0 4 8 16 32 64 128 255>;
+               default-brightness-level = <6>;
+       };
+
        clocks {
                compatible = "simple-bus";
                #address-cells = <1>;
@@ -385,6 +410,16 @@
                };
        };
 
+       panel: panel {
+               compatible = "chunghwa,claa101wb01", "simple-panel";
+               ddc-i2c-bus = <&panelddc>;
+
+               power-supply = <&vdd_pnl1_reg>;
+               enable-gpios = <&gpio TEGRA_GPIO(L, 2) GPIO_ACTIVE_HIGH>;
+
+               backlight = <&backlight>;
+       };
+
        regulators {
                compatible = "simple-bus";
                #address-cells = <1>;