There is no enable-gpio for backlight control on rk3399 evb, actually GPIO1_B5 is for LCD panle enable. So remove it from backlight dt node. Signed-off-by: Andy Yan <andy.yan@xxxxxxxxxxxxxx> --- arch/arm64/boot/dts/rockchip/rk3399-evb.dts | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-evb.dts b/arch/arm64/boot/dts/rockchip/rk3399-evb.dts index af6e23568504..d4e402b40d08 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-evb.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-evb.dts @@ -48,7 +48,6 @@ 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255>; default-brightness-level = <200>; - enable-gpios = <&gpio1 RK_PB5 GPIO_ACTIVE_HIGH>; pwms = <&pwm0 0 25000 0>; }; -- 2.17.1