linux-kernel - Re: [PATCH] dt-bindings: pinctrl: qcom,sdm845-pinctrl: add GPIO hogs

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Message-ID: <cf20ac7b-ede5-2e2c-247e-f32f1fc7f6be@linaro.org>
Date:   Mon, 21 Nov 2022 09:10:34 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Rob Herring <robh@...nel.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Abel Vesa <abel.vesa@...aro.org>
Subject: Re: [PATCH] dt-bindings: pinctrl: qcom,sdm845-pinctrl: add GPIO hogs

On 20/11/2022 17:41, Rob Herring wrote:
> On Fri, Nov 18, 2022 at 05:21:01PM +0100, Krzysztof Kozlowski wrote:
>> Allow GPIO hogs in pin controller node.  qcom/sdm845-cheza.dtsi already
>> uses it.
>>
>> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
>> ---
>>  .../bindings/pinctrl/qcom,sdm845-pinctrl.yaml        | 12 ++++++++++++
>>  1 file changed, 12 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sdm845-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sdm845-pinctrl.yaml
>> index c9627777ceb3..57bac7f7a4fc 100644
>> --- a/Documentation/devicetree/bindings/pinctrl/qcom,sdm845-pinctrl.yaml
>> +++ b/Documentation/devicetree/bindings/pinctrl/qcom,sdm845-pinctrl.yaml
>> @@ -48,6 +48,11 @@ patternProperties:
>>              $ref: "#/$defs/qcom-sdm845-tlmm-state"
>>          additionalProperties: false
>>  
>> +  "-hog(-[0-9]+)?$":
>> +    $ref: /schemas/gpio/gpio-hog.yaml
> 
> You can drop this and just do:
> 
> required:
>   - gpio-hog
> 
> As that's what selects the hog schema. Kind of an odd pattern I guess. 
> We could make gpio.yaml define hog nodes instead I suppose.

Thanks, that's much less code.


Best regards,
Krzysztof