The node names for devices using the pwm-leds driver follow a certain naming scheme (now). Parent node name is not enforced, but recommended by DT project. DTC arch/arm/boot/dts/imx53-ppd.dt.yaml CHECK arch/arm/boot/dts/imx53-ppd.dt.yaml /home/alex/build/linux/arch/arm/boot/dts/imx53-ppd.dt.yaml: leds-brightness: 'alarm-brightness' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+' From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml DTC arch/arm/boot/dts/imx6dl-cubox-i.dt.yaml CHECK arch/arm/boot/dts/imx6dl-cubox-i.dt.yaml /home/alex/build/linux/arch/arm/boot/dts/imx6dl-cubox-i.dt.yaml: pwmleds: 'front' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+' From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml DTC arch/arm/boot/dts/imx6dl-cubox-i-emmc-som-v15.dt.yaml CHECK arch/arm/boot/dts/imx6dl-cubox-i-emmc-som-v15.dt.yaml /home/alex/build/linux/arch/arm/boot/dts/imx6dl-cubox-i-emmc-som-v15.dt.yaml: pwmleds: 'front' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+' From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml DTC arch/arm/boot/dts/imx6dl-cubox-i-som-v15.dt.yaml CHECK arch/arm/boot/dts/imx6dl-cubox-i-som-v15.dt.yaml /home/alex/build/linux/arch/arm/boot/dts/imx6dl-cubox-i-som-v15.dt.yaml: pwmleds: 'front' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+' From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml DTC arch/arm/boot/dts/imx6sx-softing-vining-2000.dt.yaml CHECK arch/arm/boot/dts/imx6sx-softing-vining-2000.dt.yaml /home/alex/build/linux/arch/arm/boot/dts/imx6sx-softing-vining-2000.dt.yaml: pwmleds: 'blue', 'green', 'red' do not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+' From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml Signed-off-by: Alexander Dahl <post@xxxxxxxxxxx> --- Notes: v6 -> v7: * split up patch (one per sub arch) * added actual warnings to commit message arch/arm/boot/dts/imx53-ppd.dts | 15 ++++++++------- arch/arm/boot/dts/imx6qdl-cubox-i.dtsi | 4 ++-- arch/arm/boot/dts/imx6sx-softing-vining-2000.dts | 8 ++++---- 3 files changed, 14 insertions(+), 13 deletions(-) diff --git a/arch/arm/boot/dts/imx53-ppd.dts b/arch/arm/boot/dts/imx53-ppd.dts index f7dcdf96e5c0..b480614efb30 100644 --- a/arch/arm/boot/dts/imx53-ppd.dts +++ b/arch/arm/boot/dts/imx53-ppd.dts @@ -176,36 +176,37 @@ power-supply = <®_3v3_lcd>; }; - leds-brightness { + led-controller-1 { compatible = "pwm-leds"; - alarm-brightness { + led-1 { + label = "alarm-brightness"; pwms = <&pwm1 0 100000>; max-brightness = <255>; }; }; - leds { + led-controller-2 { compatible = "gpio-leds"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_alarmled_pins>; - alarm1 { + led-2 { label = "alarm:red"; gpios = <&gpio7 3 GPIO_ACTIVE_HIGH>; }; - alarm2 { + led-3 { label = "alarm:yellow"; gpios = <&gpio7 7 GPIO_ACTIVE_HIGH>; }; - alarm3 { + led-4 { label = "alarm:blue"; gpios = <&gpio7 8 GPIO_ACTIVE_HIGH>; }; - alarm4 { + led-5 { label = "alarm:silenced"; gpios = <&gpio7 13 GPIO_ACTIVE_HIGH>; }; diff --git a/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi b/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi index 67042793b0ca..1e530d892b76 100644 --- a/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi +++ b/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi @@ -55,12 +55,12 @@ pinctrl-0 = <&pinctrl_cubox_i_ir>; }; - pwmleds { + led-controller { compatible = "pwm-leds"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_cubox_i_pwm1>; - front { + led-1 { active-low; label = "imx6:red:front"; max-brightness = <248>; diff --git a/arch/arm/boot/dts/imx6sx-softing-vining-2000.dts b/arch/arm/boot/dts/imx6sx-softing-vining-2000.dts index d25e27d0315f..83bff1a129ec 100644 --- a/arch/arm/boot/dts/imx6sx-softing-vining-2000.dts +++ b/arch/arm/boot/dts/imx6sx-softing-vining-2000.dts @@ -40,22 +40,22 @@ regulator-max-microvolt = <3300000>; }; - pwmleds { + led-controller { compatible = "pwm-leds"; - red { + led-1 { label = "red"; max-brightness = <255>; pwms = <&pwm6 0 50000>; }; - green { + led-2 { label = "green"; max-brightness = <255>; pwms = <&pwm2 0 50000>; }; - blue { + led-3 { label = "blue"; max-brightness = <255>; pwms = <&pwm1 0 50000>; -- 2.20.1