ARM: tegra: tf600t: Drop backlight regulator

Drop dedicated backlight regulator since the GPIO used in it is actually
SFIO controlling backlight and setting it as GPIO causes backlight to
freeze at maximum level.

Tested-by: Andreas Westman Dorcsak <hedmoo@yahoo.com>
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm/boot/dts/nvidia/tegra30-asus-tf600t.dts b/arch/arm/boot/dts/nvidia/tegra30-asus-tf600t.dts
index 8b68bfef8dee8afd8270fb5cca69e1286b132b28..0bebea0cb8c48d077c9706e9bfc3ac041beaf11e 100644 (file)
--- a/arch/arm/boot/dts/nvidia/tegra30-asus-tf600t.dts
+++ b/arch/arm/boot/dts/nvidia/tegra30-asus-tf600t.dts
@@ -2192,7 +2192,7 @@
                compatible = "pwm-backlight";
 
                enable-gpios = <&gpio TEGRA_GPIO(H, 2) GPIO_ACTIVE_HIGH>;
-               power-supply = <&vdd_5v0_bl>;
+               power-supply = <&vdd_5v0_sys>;
                pwms = <&pwm 0 71428>;
 
                brightness-levels = <1 255>;
@@ -2422,17 +2422,6 @@
                vin-supply = <&vdd_3v3_sys>;
        };
 
-       vdd_5v0_bl: regulator-bl {
-               compatible = "regulator-fixed";
-               regulator-name = "vdd_5v0_bl";
-               regulator-min-microvolt = <5000000>;
-               regulator-max-microvolt = <5000000>;
-               regulator-boot-on;
-               gpio = <&gpio TEGRA_GPIO(H, 0) GPIO_ACTIVE_HIGH>;
-               enable-active-high;
-               vin-supply = <&vdd_5v0_bat>;
-       };
-
        vdd_panel: regulator-panel {
                compatible = "regulator-fixed";
                regulator-name = "vdd_panel";