diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi index 234bd79c8e3c..9e5bf0f03575 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi @@ -433,6 +433,12 @@ pinctrl-0 = <&pp3300_disp_en>; enable-active-high; + + // TODO: for bringup; we should reference (and enable) this + // regulator with a panel (?) or backlight (?) driver + regulator-always-on; + regulator-boot-on; + gpio = <&gpio4 27 GPIO_ACTIVE_HIGH>; vin-supply = <&pp3300>;