Hello Alexander, On 10/5/20 10:34 PM, Alexander Dahl wrote: > 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/stm32mp157c-lxa-mc1.dt.yaml > CHECK arch/arm/boot/dts/stm32mp157c-lxa-mc1.dt.yaml > /home/alex/build/linux/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dt.yaml: led-rgb: 'led-blue', 'led-green', 'led-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> Acked-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx> But got two questions below: > --- > > Notes: > v6 -> v7: > * split up patch (one per sub arch) > * added actual warnings to commit message > > arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts | 12 ++++++------ > 1 file changed, 6 insertions(+), 6 deletions(-) > > diff --git a/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts b/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts > index 5700e6b700d3..25d548cb975b 100644 > --- a/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts > +++ b/arch/arm/boot/dts/stm32mp157c-lxa-mc1.dts > @@ -36,34 +36,34 @@ > stdout-path = &uart4; > }; > > - led-act { > + led-controller-1 { > compatible = "gpio-leds"; > > - led-green { > + led-1 { > label = "mc1:green:act"; > gpios = <&gpioa 13 GPIO_ACTIVE_LOW>; > linux,default-trigger = "heartbeat"; > }; > }; > > - led-rgb { > + led-controller-2 { Is a single RGB LED really a controller? > compatible = "pwm-leds"; > > - led-red { > + led-2 { Shouldn't this have been led-1 as well or is the numbering "global" ? > label = "mc1:red:rgb"; > pwms = <&leds_pwm 1 1000000 0>; > max-brightness = <255>; > active-low; > }; > > - led-green { > + led-3 { > label = "mc1:green:rgb"; > pwms = <&leds_pwm 2 1000000 0>; > max-brightness = <255>; > active-low; > }; > > - led-blue { > + led-4 { > label = "mc1:blue:rgb"; > pwms = <&leds_pwm 3 1000000 0>; > max-brightness = <255>; > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |