linux-kernel - Re: [PATCH] dt-bindings: input: use generic node names

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Message-ID: <2f49aa26-23f7-833c-b01d-9dfb2603603c@linaro.org>
Date:   Tue, 24 May 2022 13:28:24 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Andreas Kemnade <andreas@...nade.info>
Cc:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Jeff LaBundy <jeff@...undy.com>, linux-input@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: input: use generic node names

On 24/05/2022 13:11, Andreas Kemnade wrote:
> Hi,
> 
> On Tue, 24 May 2022 11:31:36 +0200
> Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org> wrote:
> 
>> diff --git a/Documentation/devicetree/bindings/input/gpio-keys.yaml b/Documentation/devicetree/bindings/input/gpio-keys.yaml
>> index 7fe1966ea28a..93f601c58984 100644
>> --- a/Documentation/devicetree/bindings/input/gpio-keys.yaml
>> +++ b/Documentation/devicetree/bindings/input/gpio-keys.yaml
>> @@ -127,13 +127,13 @@ examples:
>>          compatible = "gpio-keys";
>>          autorepeat;
>>  
>> -        up {
>> +        key-up {
>>              label = "GPIO Key UP";
>>              linux,code = <103>;
>>              gpios = <&gpio1 0 1>;
>>          };
>>  
>> -        down {
>> +        key-down {
>>              label = "GPIO Key DOWN";
>>              linux,code = <108>;
>>              interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
> hmm, what about changing
> patternProperties:
>   ".*":
> 
> to enforce this format instead of allowing anything?

It will cause a lot, a lot of warnings, so first these would need to be
fixed in every DTS. That's also doable, might help if these gpio-keys
bindings need any other object like property.


Best regards,
Krzysztof