From: Stephen Warren <[email protected]> Seaboard 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-seaboard.dts | 55 +++++++++++++++++++++++++++++++++- 1 file changed, 54 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts index a11b6e7b4759..f4443c1eaba7 100644 --- a/arch/arm/boot/dts/tegra20-seaboard.dts +++ b/arch/arm/boot/dts/tegra20-seaboard.dts @@ -17,6 +17,14 @@ }; host1x@50000000 { + dc@54200000 { + rgb { + status = "okay"; + + nvidia,panel = <&panel>; + }; + }; + hdmi@54280000 { status = "okay"; @@ -312,6 +320,10 @@ status = "okay"; }; + pwm: pwm@7000a000 { + status = "okay"; + }; + i2c@7000c000 { status = "okay"; clock-frequency = <400000>; @@ -369,7 +381,7 @@ #size-cells = <0>; }; - i2c@1 { + lvds_ddc: i2c@1 { reg = <1>; #address-cells = <1>; #size-cells = <0>; @@ -762,6 +774,17 @@ 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>; @@ -795,6 +818,16 @@ }; }; + 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>; @@ -839,6 +872,26 @@ regulator-always-on; regulator-boot-on; }; + + vdd_pnl_reg: regulator@4 { + compatible = "regulator-fixed"; + reg = <4>; + regulator-name = "vdd_pnl"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + gpio = <&gpio TEGRA_GPIO(C, 6) GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + vdd_bl_reg: regulator@5 { + compatible = "regulator-fixed"; + reg = <5>; + regulator-name = "vdd_bl"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + gpio = <&gpio TEGRA_GPIO(W, 0) GPIO_ACTIVE_HIGH>; + enable-active-high; + }; }; sound { -- 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
