linux-kernel - Re: [PATCH v3 07/34] dt-bindings: pinctrl: qcom,tlmm-common: add common check for function

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Date:   Wed, 28 Sep 2022 20:04:57 +0200
From:   Stephan Gerhold <stephan@...hold.net>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Shawn Guo <shawn.guo@...aro.org>,
        Vinod Koul <vkoul@...nel.org>,
        krishna Lanka <quic_vamslank@...cinc.com>,
        Sivaprakash Murugesan <sivaprak@...eaurora.org>,
        linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 07/34] dt-bindings: pinctrl: qcom,tlmm-common: add
 common check for function

On Tue, Sep 27, 2022 at 07:36:35PM +0200, Krzysztof Kozlowski wrote:
> Certain pins, like SDcard related, do not have functions and such should
> not be required.  Add a check for this in common Qualcomm TLMM pin
> controller schema.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Reviewed-by: Bjorn Andersson <andersson@...nel.org>

Thanks for moving this to the common schema!

FWIW:
Reviewed-by: Stephan Gerhold <stephan@...hold.net>

> ---
>  .../bindings/pinctrl/qcom,tlmm-common.yaml    | 20 +++++++++++++++----
>  1 file changed, 16 insertions(+), 4 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml
> index c88c8dcb69d9..e1354f0c64f8 100644
> --- a/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml
> +++ b/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml
> @@ -65,10 +65,6 @@ additionalProperties: true
>  
>  $defs:
>    qcom-tlmm-state:
> -    allOf:
> -      - $ref: pincfg-node.yaml#
> -      - $ref: pinmux-node.yaml#
> -
>      properties:
>        drive-strength:
>          enum: [2, 4, 6, 8, 10, 12, 14, 16]
> @@ -82,5 +78,21 @@ $defs:
>        output-high: true
>        output-low: true
>  
> +    allOf:
> +      - $ref: pincfg-node.yaml#
> +      - $ref: pinmux-node.yaml#
> +
> +      - if:
> +          properties:
> +            pins:
> +              items:
> +                pattern: "^gpio"
> +        then:
> +          required:
> +            - function
> +        else:
> +          properties:
> +            function: false
> +
>      additionalProperties: true
>  ...
> -- 
> 2.34.1
>