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Message-ID: <78602d4c-913a-04b3-dbca-40f672c78a53@linaro.org>
Date:   Fri, 11 Nov 2022 13:10:21 +0100
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Subject: Re: [PATCH 00/10] ASoC: dt-bindings: Rework Qualcomm APR/GPR Sound
 nodes for SM8450
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To:     Srinivas Kandagatla <srinivas.kandagatla@linaro.org>,
        Banajit Goswami <bgoswami@quicinc.com>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Liam Girdwood <lgirdwood@gmail.com>,
        Mark Brown <broonie@kernel.org>, alsa-devel@alsa-project.org,
        linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
Cc:     Patrick Lai <plai@qti.qualcomm.com>,
        Srinivasa Rao Mandadapu <srivasam@qti.qualcomm.com>
References: <20221111113547.100442-1-krzysztof.kozlowski@linaro.org>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <20221111113547.100442-1-krzysztof.kozlowski@linaro.org>
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On 11/11/2022 12:35, Krzysztof Kozlowski wrote:
> Adding sound support for Qualcomm SM8450 SoC (and later for SC8280XP) brought
> some changes to APR/GPR services bindings.  These bindings are part of
> qcom,apr.yaml:
> 
>   apr-or-gpr-device-node <- qcom,apr.yaml
>     apr-gpr-service@[0-9] <- qcom,apr.yaml
>       service-specific-components <- /schemas/sound/qcom,q6*.yaml
> 
> The schema for services (apr-gpr-service@[0-9]) already grows considerably and
> is still quite not specific.  It allows several incorrect combinations, like
> adding a clock-controller to a APM device.  Restricting it would complicate the
> schema even more.  Bringing new support for sound on Qualcomm SM8450 and
> SC8280XP SoC would grow it as well.
> 
> Refactor the bindings before extending them for Qualcomm SM8450 SoC.
> 

I forgot to mention that DTS in progress is available here:
https://github.com/krzk/linux/blob/wip/sm8450/arch/arm64/boot/dts/qcom/sm8450-hdk.dts#L459
https://github.com/krzk/linux/blob/wip/sm8450/arch/arm64/boot/dts/qcom/sm8450.dtsi#L2345

Best regards,
Krzysztof