linux-kernel - Re: [PATCH 11/15] dt-bindings: pinctrl: qcom,sm8250: add gpio-reserved-ranges and gpio-line-names

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Message-ID: <4d2c1aa9-dfc4-dc5f-cb13-50ed940939fa@linaro.org>
Date:   Tue, 27 Sep 2022 15:54:47 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.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
Subject: Re: [PATCH 11/15] dt-bindings: pinctrl: qcom,sm8250: add
 gpio-reserved-ranges and gpio-line-names

On 27/09/2022 14:41, Konrad Dybcio wrote:
> 
> 
> On 25.09.2022 13:06, Krzysztof Kozlowski wrote:
>> Document common GPIO properties (gpio-reserved-ranges and
>> gpio-line-names), already used on qrb5165-rb5 board.
>>
>> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
>> ---
>>  .../devicetree/bindings/pinctrl/qcom,sm8250-pinctrl.yaml   | 7 +++++++
>>  1 file changed, 7 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,sm8250-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,sm8250-pinctrl.yaml
>> index c44d02d28bc9..d7d8e5d3b659 100644
>> --- a/Documentation/devicetree/bindings/pinctrl/qcom,sm8250-pinctrl.yaml
>> +++ b/Documentation/devicetree/bindings/pinctrl/qcom,sm8250-pinctrl.yaml
>> @@ -49,6 +49,13 @@ properties:
>>    gpio-ranges:
>>      maxItems: 1
>>  
>> +  gpio-reserved-ranges:
>> +    minItems: 1
> Not sure about this.. However, this will apply to 99.9% of boards, so:

We need some minimum number.

Best regards,
Krzysztof