ARM: tegra: paz00: Add LVDS support to device tree
Add backlight and panel nodes for the PAZ00 TFT LCD panel. Signed-off-by: Marc Dietrich <marvin24@gmx.de> Signed-off-by: Stephen Warren <swarren@nvidia.com>
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@ -17,6 +17,14 @@ memory {
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};
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host1x@50000000 {
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dc@54200000 {
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rgb {
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status = "okay";
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nvidia,panel = <&panel>;
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};
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};
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hdmi@54280000 {
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status = "okay";
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@ -257,7 +265,11 @@ serial@70006200 {
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status = "okay";
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};
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i2c@7000c000 {
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pwm: pwm@7000a000 {
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status = "okay";
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};
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lvds_ddc: i2c@7000c000 {
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status = "okay";
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clock-frequency = <400000>;
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@ -475,6 +487,18 @@ sdhci@c8000600 {
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non-removable;
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};
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backlight: backlight {
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compatible = "pwm-backlight";
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enable-gpios = <&gpio TEGRA_GPIO(U, 4) GPIO_ACTIVE_HIGH>;
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pwms = <&pwm 0 5000000>;
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brightness-levels = <0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 255>;
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default-brightness-level = <10>;
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backlight-boot-off;
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};
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clocks {
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compatible = "simple-bus";
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#address-cells = <1>;
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@ -509,6 +533,16 @@ wifi {
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};
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};
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panel: panel {
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compatible = "samsung,ltn101nt05", "simple-panel";
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ddc-i2c-bus = <&lvds_ddc>;
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power-supply = <&vdd_pnl_reg>;
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enable-gpios = <&gpio TEGRA_GPIO(M, 6) GPIO_ACTIVE_HIGH>;
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backlight = <&backlight>;
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};
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regulators {
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compatible = "simple-bus";
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#address-cells = <1>;
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@ -522,6 +556,16 @@ p5valw_reg: regulator@0 {
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regulator-max-microvolt = <5000000>;
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regulator-always-on;
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};
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vdd_pnl_reg: regulator@1 {
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compatible = "regulator-fixed";
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reg = <1>;
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regulator-name = "+3VS,vdd_pnl";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio TEGRA_GPIO(A, 4) GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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};
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sound {
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