The binding dictates using 3 pwm-cells. Adhere to that. This fixes the following dtbs_check warnings: arch/arm/boot/dts/nxp/imx/imx6ul-opos6uldev.dtb: pwm@2088000: #pwm-cells:0:0: 3 was expected from schema : http://devicetree.org/schemas/pwm/imx-pwm.yaml# arch/arm/boot/dts/nxp/imx/imx6ull-opos6uldev.dtb: pwm@2088000: #pwm-cells:0:0: 3 was expected from schema : http://devicetree.org/schemas/pwm/imx-pwm.yaml# Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> --- arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-opos6uldev.dtsi | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-opos6uldev.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-opos6uldev.dtsi index af337f18a266..be3cacb4fa7a 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-opos6uldev.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-opos6uldev.dtsi @@ -9,7 +9,7 @@ chosen { backlight: backlight { compatible = "pwm-backlight"; - pwms = <&pwm3 0 191000>; + pwms = <&pwm3 0 191000 0>; brightness-levels = <0 4 8 16 32 64 128 255>; default-brightness-level = <7>; power-supply = <®_5v>; @@ -143,7 +143,6 @@ lcdif_out: endpoint { }; &pwm3 { - #pwm-cells = <2>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_pwm3>; status = "okay"; -- 2.43.0