From: Stephen Warren <[email protected]> Ventana uses a CLAA101WA01A LCD panel. Enable the relevant display controller, backlight, and regulators.
Signed-off-by: Stephen Warren <[email protected]> --- arch/arm/boot/dts/tegra20-ventana.dts | 39 ++++++++++++++++++++++++++++++++--- 1 file 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..93cbb9928e1d 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 0 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 = "chungwa,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"; -- 1.8.1.5 -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
