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Date:   Mon, 23 May 2022 21:05:42 +0200
From:   Andreas Kemnade <andreas@kemnade.info>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Cc:     robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
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        cniedermaier@dh-electronics.com, sebastian.reichel@collabora.com,
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Subject: Re: [PATCH 2/2] ARM: dts: imx: Add devicetree for Kobo Aura 2
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        <402c7e38-7ad0-581f-146d-3db88e77d37c@linaro.org>
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On Mon, 23 May 2022 12:03:09 +0200
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> wrote:

[...]
> > +
> > +	gpio_keys: gpio-keys {
> > +		compatible = "gpio-keys";
> > +		pinctrl-names = "default";
> > +		pinctrl-0 = <&pinctrl_gpio_keys>;
> > +
> > +		cover {  
> 
> Generic node names. You could add suffix if needed, so either key or
> key-cover.
> 
hmm, the example in
Documentation/devicetree/bindings/input/gpio-keys.yaml

shows names like I did. I usually expect to trust binding documentation
to have something acceptable.

> > +			label = "Cover";
> > +			gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
> > +			linux,code = <SW_LID>;
> > +			linux,input-type = <EV_SW>;
> > +			wakeup-source;
> > +		};
> > +
> > +		power {
> > +			label = "Power";
> > +			gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
> > +			linux,code = <KEY_POWER>;
> > +			wakeup-source;
> > +		};
> > +	};
> > +
> > +	leds: leds {
> > +		compatible = "gpio-leds";
> > +		pinctrl-names = "default";
> > +		pinctrl-0 = <&pinctrl_led>;
> > +
> > +		on {  
> 
> The same. You also need property for color.
> 
here the documentation clearly indicates led-.*|led

Regards,
Andreas