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ARM: tegra: enable LCD panel on Ventana

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Ventana uses a CLAA101WA01A LCD panel. Enable the relevant display
controller, backlight, and regulators.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Stephen Warren 2014-01-07 16:33:31 -07:00
parent 9615d65631
commit 1771a25420
1 changed files with 36 additions and 3 deletions
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39
arch/arm/boot/dts/tegra20-ventana.dts
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@ -17,6 +17,14 @@ memory {
}; };
host1x@50000000 { host1x@50000000 {
dc@54200000 {
rgb {
status = "okay";
nvidia,panel = <&panel>;
};
};
hdmi@54280000 { hdmi@54280000 {
status = "okay"; status = "okay";
@ -309,6 +317,10 @@ serial@70006300 {
status = "okay"; status = "okay";
}; };
pwm: pwm@7000a000 {
status = "okay";
};
i2c@7000c000 { i2c@7000c000 {
status = "okay"; status = "okay";
clock-frequency = <400000>; clock-frequency = <400000>;
@ -359,7 +371,7 @@ hdmi_ddc: i2c@0 {
#size-cells = <0>; #size-cells = <0>;
}; };
i2c@1 { lvds_ddc: i2c@1 {
reg = <1>; reg = <1>;
#address-cells = <1>; #address-cells = <1>;
#size-cells = <0>; #size-cells = <0>;
@ -557,6 +569,17 @@ sdhci@c8000600 {
non-removable; non-removable;
}; };
backlight: backlight {
compatible = "pwm-backlight";
enable-gpios = <&gpio TEGRA_GPIO(D, 4) GPIO_ACTIVE_HIGH>;
power-supply = <&vdd_bl_reg>;
pwms = <&pwm 2 5000000>;
brightness-levels = <0 4 8 16 32 64 128 255>;
default-brightness-level = <6>;
};
clocks { clocks {
compatible = "simple-bus"; compatible = "simple-bus";
#address-cells = <1>; #address-cells = <1>;
@ -581,6 +604,16 @@ power {
}; };
}; };
panel: panel {
compatible = "chunghwa,claa101wa01a", "simple-panel";
power-supply = <&vdd_pnl_reg>;
enable-gpios = <&gpio TEGRA_GPIO(B, 2) GPIO_ACTIVE_HIGH>;
backlight = <&backlight>;
ddc-i2c-bus = <&lvds_ddc>;
};
regulators { regulators {
compatible = "simple-bus"; compatible = "simple-bus";
#address-cells = <1>; #address-cells = <1>;
@ -614,7 +647,7 @@ regulator@2 {
enable-active-high; enable-active-high;
}; };
regulator@3 { vdd_pnl_reg: regulator@3 {
compatible = "regulator-fixed"; compatible = "regulator-fixed";
reg = <3>; reg = <3>;
regulator-name = "vdd_pnl"; regulator-name = "vdd_pnl";
@ -624,7 +657,7 @@ regulator@3 {
enable-active-high; enable-active-high;
}; };
regulator@4 { vdd_bl_reg: regulator@4 {
compatible = "regulator-fixed"; compatible = "regulator-fixed";
reg = <4>; reg = <4>;
regulator-name = "vdd_bl"; regulator-name = "vdd_bl";