linux-kernel - Re: [PATCH] dt-bindings: watchdog: improve QCOM compatible parsing for modern chips

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Date:   Mon, 13 Dec 2021 12:56:15 -0800
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     David Heidelberg <david@...t.cz>
Cc:     Andy Gross <agross@...nel.org>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Rob Herring <robh+dt@...nel.org>,
        Prakash Ranjan <saiprakash.ranjan@...eaurora.org>,
        Caleb Connolly <caleb@...nolly.tech>,
        linux-arm-msm@...r.kernel.org, linux-watchdog@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: watchdog: improve QCOM compatible parsing
 for modern chips

On Mon 13 Dec 12:37 PST 2021, David Heidelberg wrote:

> Parse compatible as expected for modern QCOMs.
> 
> Fixes warnings as:
> arch/arm64/boot/dts/qcom/sdm845-oneplus-fajita.dt.yaml: watchdog@...80000: compatible: ['qcom,apss-wdt-sdm845', 'qcom,kpss-wdt'] is too long
>         From schema: Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml
> arch/arm64/boot/dts/qcom/sdm845-oneplus-fajita.dt.yaml: watchdog@...80000: compatible: Additional items are not allowed ('qcom,kpss-wdt' was unexpected)
>         From schema: Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml
> 

Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>

Regards,
Bjorn

> Signed-off-by: David Heidelberg <david@...t.cz>
> ---
>  .../bindings/watchdog/qcom-wdt.yaml           | 33 +++++++++++--------
>  1 file changed, 19 insertions(+), 14 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml b/Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml
> index ba60bdf1fecc..71cd392d298b 100644
> --- a/Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml
> +++ b/Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml
> @@ -14,20 +14,25 @@ allOf:
>  
>  properties:
>    compatible:
> -    enum:
> -      - qcom,apss-wdt-qcs404
> -      - qcom,apss-wdt-sc7180
> -      - qcom,apss-wdt-sc7280
> -      - qcom,apss-wdt-sdm845
> -      - qcom,apss-wdt-sdx55
> -      - qcom,apss-wdt-sm8150
> -      - qcom,kpss-timer
> -      - qcom,kpss-wdt
> -      - qcom,kpss-wdt-apq8064
> -      - qcom,kpss-wdt-ipq4019
> -      - qcom,kpss-wdt-ipq8064
> -      - qcom,kpss-wdt-msm8960
> -      - qcom,scss-timer
> +    oneOf:
> +      - items:
> +          - enum:
> +              - qcom,apss-wdt-qcs404
> +              - qcom,apss-wdt-sc7180
> +              - qcom,apss-wdt-sc7280
> +              - qcom,apss-wdt-sdm845
> +              - qcom,apss-wdt-sdx55
> +              - qcom,apss-wdt-sm8150
> +          - const: qcom,kpss-wdt
> +      - items:
> +          - enum:
> +              - qcom,kpss-wdt
> +              - qcom,kpss-timer
> +              - qcom,kpss-wdt-apq8064
> +              - qcom,kpss-wdt-ipq4019
> +              - qcom,kpss-wdt-ipq8064
> +              - qcom,kpss-wdt-msm8960
> +              - qcom,scss-timer
>  
>    reg:
>      maxItems: 1
> -- 
> 2.33.0
>