Add backlight and panel nodes for the Cardhu 10.1" WXGA TFT LCD panel.
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
Changes in v3:
- split HDMI support into a separate patch
Changes in v2:
- remove backlight-boot-off property for now
arch/arm/boot/dts/tegra30-cardhu.dtsi | 37 ++++++++++++++++++++++++++++++++++-
1 file changed, 36 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/tegra30-cardhu.dtsi b/arch/arm/boot/dts/tegra30-cardhu.dtsi
index dfcc18adcfd7..9104224124ee 100644
--- 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>;
--
1.8.4.2
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