ARM: dts: tx28: add power-supply property for backlight

diff --git a/arch/arm/boot/dts/imx28-tx28.dts b/arch/arm/boot/dts/imx28-tx28.dts
index 06ceb0943a5458e4aa7d8bc82177302d7d9e959f..57f4fa0cf0414da9c20a9f841fbc1679c73ce5ae 100644 (file)
--- a/arch/arm/boot/dts/imx28-tx28.dts
+++ b/arch/arm/boot/dts/imx28-tx28.dts
@@ -143,6 +143,7 @@
        backlight {
                compatible = "pwm-backlight";
                pwms = <&pwm 0 500000>;
+               power-supply = <&reg_3p3v>;
                /*
                 * a silly way to create a 1:1 relationship between the
                 * PWM value and the actual duty cycle