linux-kernel - Re: [PATCH 1/2] dt-bindings: arm-smmu: Document SM61[12]5 GPU SMMU

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Date:   Fri, 17 Mar 2023 09:32:41 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>,
        Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Joerg Roedel <joro@...tes.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>
Cc:     Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-arm-kernel@...ts.infradead.org, iommu@...ts.linux.dev,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: arm-smmu: Document SM61[12]5 GPU SMMU

On 15/03/2023 11:52, Konrad Dybcio wrote:
> Both of these SoCs have a Qualcomm MMU500 implementation of SMMU
> in front of their GPUs that expect 3 clocks. Both of them also have
> an APPS SMMU that expects no clocks. Remove qcom,sm61[12]5-smmu-500
> from the "no clocks" list (intentionally 'breaking' the schema checks
> of APPS SMMU, as now it *can* accept clocks - with the current
> structure of this file it would have taken a wastefully-long time to
> sort this out properly..) and add necessary yaml to describe the
> clocks required by the GPU SMMUs.
> 
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> ---

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof