linux-kernel - Re: [PATCH 4/9] dt-bindings: arm: qcom,coresight-static-replicator: add optional clocks

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Message-ID: <f1848598-c8d7-4c17-8a40-3a6828c32dbe@oss.qualcomm.com>
Date: Tue, 18 Mar 2025 11:28:12 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>, Lee Jones <lee@...nel.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Mike Leach
 <mike.leach@...aro.org>,
        James Clark <james.clark@...aro.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Leo Yan <leo.yan@...ux.dev>, Kumar Gala <galak@...eaurora.org>,
        Andy Gross <agross@...eaurora.org>,
        "Ivan T. Ivanov" <ivan.ivanov@...aro.org>,
        Andy Gross
 <andy.gross@...aro.org>, Georgi Djakov <djakov@...nel.org>,
        David Heidelberg <david@...t.cz>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, coresight@...ts.linaro.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 4/9] dt-bindings: arm: qcom,coresight-static-replicator:
 add optional clocks

On 3/17/25 6:44 PM, Dmitry Baryshkov wrote:
> As most other CoreSight devices the replicator can use either of the
> optional clocks (or both). Document those optional clocks in the schema.
> 
> Fixes: 3c15fddf3121 ("dt-bindings: arm: Convert CoreSight bindings to DT schema")
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
> ---
>  .../bindings/arm/arm,coresight-static-replicator.yaml          | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml
> index a6f793ea03b6c193fc0ff72a45e0249a63a2ba3c..56e64067ed3d63c5e293a0840858f13428bacb45 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml
> @@ -30,6 +30,16 @@ properties:
>    power-domains:
>      maxItems: 1
>  
> +  clocks:
> +    minItems: 1
> +    maxItems: 2
> +
> +  clock-names:
> +    minItems: 1
> +    enum:

I believe this should either be items: if 0/1/2 is allowed, or
minItems should be dropped if 0/1 is allowed, but the former seems
to be the intention

Konrad

> +      - apb_pclk
> +      - atclk
> +
>    in-ports:
>      $ref: /schemas/graph.yaml#/properties/ports
>      additionalProperties: false
>