[RFC 2/4] tegra: ventana: add display and backlight DT nodes
From: Alexandre Courbot <acourbot@nvidia.com>
Date: 2013-01-30 03:02:52
Also in:
linux-tegra, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> --- arch/arm/boot/dts/tegra20-ventana.dts | 34 +++++++++++++++++++++++++++++++--- 1 file changed, 31 insertions(+), 3 deletions(-)
diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts
index adc4754..48f4e6d 100644
--- a/arch/arm/boot/dts/tegra20-ventana.dts
+++ b/arch/arm/boot/dts/tegra20-ventana.dts@@ -10,6 +10,16 @@ reg = <0x00000000 0x40000000>; }; + host1x { + dc@54200000 { + rgb { + status = "okay"; + nvidia,ddc-i2c-bus = <&lcd_ddc>; + nvidia,panel = <&panel>; + }; + }; + }; + pinmux { pinctrl-names = "default"; pinctrl-0 = <&state_default>;
@@ -341,7 +351,7 @@ #size-cells = <0>; }; - i2c@1 { + lcd_ddc: i2c@1 { reg = <1>; #address-cells = <1>; #size-cells = <0>;
@@ -516,6 +526,24 @@ bus-width = <8>; }; + backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&pwm 2 5000000>; + + brightness-levels = <0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 255>; + default-brightness-level = <10>; + }; + + panel: panel { + compatible = "chunghwa,claa101wa01a"; + + pnl-supply = <&vdd_pnl_reg>; + pnl-enable-gpios = <&gpio 10 0>; + + bl-supply = <&vdd_bl_reg>; + bl-enable-gpios = <&gpio 28 0>; + }; + regulators { compatible = "simple-bus"; #address-cells = <1>;
@@ -549,7 +577,7 @@ enable-active-high; }; - regulator@3 { + vdd_pnl_reg: regulator@3 { compatible = "regulator-fixed"; reg = <3>; regulator-name = "vdd_pnl";
@@ -559,7 +587,7 @@ enable-active-high; }; - regulator@4 { + vdd_bl_reg: regulator@4 { compatible = "regulator-fixed"; reg = <4>; regulator-name = "vdd_bl";
--
1.8.1.1