This patch adds missing power-supply and enable-gpios property to backlight node. This fixes the warning "pwm-backlight backlight: backlight supply power not found, using dummy regulator". Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx> --- arch/arm64/boot/dts/renesas/hihope-rzg2-ex-lvds.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/hihope-rzg2-ex-lvds.dtsi b/arch/arm64/boot/dts/renesas/hihope-rzg2-ex-lvds.dtsi index 40c5e8d6d841..a4fb8582a36b 100644 --- a/arch/arm64/boot/dts/renesas/hihope-rzg2-ex-lvds.dtsi +++ b/arch/arm64/boot/dts/renesas/hihope-rzg2-ex-lvds.dtsi @@ -12,6 +12,17 @@ brightness-levels = <0 2 8 16 32 64 128 255>; default-brightness-level = <6>; + power-supply = <®_12v>; + enable-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>; + }; + + reg_12v: regulator2 { + compatible = "regulator-fixed"; + regulator-name = "fixed-12V"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + regulator-boot-on; + regulator-always-on; }; }; -- 2.17.1