The pwm-backlight driver now takes a mandatory regulator that is gotten
during driver probe. Initialize a dummy regulator to satisfy this
requirement.
Signed-off-by: Andrew Chew <achew@xxxxxxxxxx>
Acked-by: Alexandre Courbot <acourbot@xxxxxxxxxx>
Acked-by: Stephen Warren <swarren@xxxxxxxxxx>
---
arch/arm/boot/dts/tegra20-medcom-wide.dts | 1 +
arch/arm/boot/dts/tegra20-tamonten.dtsi | 10 ++++++++++
2 files changed, 11 insertions(+)
diff --git a/arch/arm/boot/dts/tegra20-medcom-wide.dts b/arch/arm/boot/dts/tegra20-medcom-wide.dts
index a2d6d65..90d665e 100644
--- a/arch/arm/boot/dts/tegra20-medcom-wide.dts
+++ b/arch/arm/boot/dts/tegra20-medcom-wide.dts
@@ -32,6 +32,7 @@
brightness-levels = <0 4 8 16 32 64 128 255>;
default-brightness-level = <6>;
+ power-supply = <&backlight_power_reg>;
};
sound {
diff --git a/arch/arm/boot/dts/tegra20-tamonten.dtsi b/arch/arm/boot/dts/tegra20-tamonten.dtsi
index 6e9d91f..1ea3e42 100644
--- a/arch/arm/boot/dts/tegra20-tamonten.dtsi
+++ b/arch/arm/boot/dts/tegra20-tamonten.dtsi
@@ -485,5 +485,15 @@
regulator-max-microvolt = <5000000>;
regulator-always-on;
};
+
+ backlight_power_reg: regulator@1 {
+ compatible = "regulator-fixed";
+ reg = <1>;
+ regulator-name = "lcd_bl_en";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio 13 0>; /* gpio PB5 */
+ enable-active-high;
+ };
};
};
--
1.8.1.5
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