diff options
| author | Stephen Warren <swarren@nvidia.com> | 2014-01-08 03:33:31 +0400 |
|---|---|---|
| committer | Stephen Warren <swarren@nvidia.com> | 2014-02-19 21:15:45 +0400 |
| commit | 1771a2542043109f9382b870db9a35f578c42096 (patch) | |
| tree | 06df8bb6a68fa33102df932aa1a2eea3856aa71d /arch/arm/boot/dts/tegra20-ventana.dts | |
| parent | 9615d65631bfed84dcbdf8b1ef3b6410f512e974 (diff) | |
| download | linux-1771a2542043109f9382b870db9a35f578c42096.tar.xz | |
ARM: tegra: enable LCD panel on Ventana
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>
Diffstat (limited to 'arch/arm/boot/dts/tegra20-ventana.dts')
| -rw-r--r-- | arch/arm/boot/dts/tegra20-ventana.dts | 39 |
1 files changed, 36 insertions, 3 deletions
diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts index 571d12e6ac2d..ca8484cccddc 100644 --- a/arch/arm/boot/dts/tegra20-ventana.dts +++ b/arch/arm/boot/dts/tegra20-ventana.dts @@ -17,6 +17,14 @@ }; host1x@50000000 { + dc@54200000 { + rgb { + status = "okay"; + + nvidia,panel = <&panel>; + }; + }; + hdmi@54280000 { status = "okay"; @@ -309,6 +317,10 @@ status = "okay"; }; + pwm: pwm@7000a000 { + status = "okay"; + }; + i2c@7000c000 { status = "okay"; clock-frequency = <400000>; @@ -359,7 +371,7 @@ #size-cells = <0>; }; - i2c@1 { + lvds_ddc: i2c@1 { reg = <1>; #address-cells = <1>; #size-cells = <0>; @@ -557,6 +569,17 @@ 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 { compatible = "simple-bus"; #address-cells = <1>; @@ -581,6 +604,16 @@ }; }; + 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 { compatible = "simple-bus"; #address-cells = <1>; @@ -614,7 +647,7 @@ enable-active-high; }; - regulator@3 { + vdd_pnl_reg: regulator@3 { compatible = "regulator-fixed"; reg = <3>; regulator-name = "vdd_pnl"; @@ -624,7 +657,7 @@ enable-active-high; }; - regulator@4 { + vdd_bl_reg: regulator@4 { compatible = "regulator-fixed"; reg = <4>; regulator-name = "vdd_bl"; |