diff options
| author | Marc Dietrich <marvin24@gmx.de> | 2013-12-21 21:38:13 +0100 |
|---|---|---|
| committer | Stephen Warren <swarren@nvidia.com> | 2014-02-05 09:47:22 -0700 |
| commit | 5816898b9592b877209e91c493db946ab275d825 (patch) | |
| tree | 618cddbe25cbf30b2ff493ca79b96f2249091512 /arch/arm/boot/dts/tegra20-paz00.dts | |
| parent | 38dbfb59d1175ef458d006556061adeaa8751b72 (diff) | |
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>
Diffstat (limited to 'arch/arm/boot/dts/tegra20-paz00.dts')
| -rw-r--r-- | arch/arm/boot/dts/tegra20-paz00.dts | 46 |
1 files changed, 45 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/tegra20-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts index c7cd8e6802d..9a39a8001f7 100644 --- a/arch/arm/boot/dts/tegra20-paz00.dts +++ b/arch/arm/boot/dts/tegra20-paz00.dts @@ -17,6 +17,14 @@ }; host1x@50000000 { + dc@54200000 { + rgb { + status = "okay"; + + nvidia,panel = <&panel>; + }; + }; + hdmi@54280000 { status = "okay"; @@ -257,7 +265,11 @@ status = "okay"; }; - i2c@7000c000 { + pwm: pwm@7000a000 { + status = "okay"; + }; + + lvds_ddc: i2c@7000c000 { status = "okay"; clock-frequency = <400000>; @@ -475,6 +487,18 @@ non-removable; }; + backlight: backlight { + compatible = "pwm-backlight"; + + enable-gpios = <&gpio TEGRA_GPIO(U, 4) GPIO_ACTIVE_HIGH>; + pwms = <&pwm 0 5000000>; + + brightness-levels = <0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 255>; + default-brightness-level = <10>; + + backlight-boot-off; + }; + clocks { compatible = "simple-bus"; #address-cells = <1>; @@ -509,6 +533,16 @@ }; }; + panel: panel { + compatible = "samsung,ltn101nt05", "simple-panel"; + + ddc-i2c-bus = <&lvds_ddc>; + power-supply = <&vdd_pnl_reg>; + enable-gpios = <&gpio TEGRA_GPIO(M, 6) GPIO_ACTIVE_HIGH>; + + backlight = <&backlight>; + }; + regulators { compatible = "simple-bus"; #address-cells = <1>; @@ -522,6 +556,16 @@ regulator-max-microvolt = <5000000>; regulator-always-on; }; + + vdd_pnl_reg: regulator@1 { + compatible = "regulator-fixed"; + reg = <1>; + regulator-name = "+3VS,vdd_pnl"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio TEGRA_GPIO(A, 4) GPIO_ACTIVE_HIGH>; + enable-active-high; + }; }; sound { |