linux-kernel - Re: [PATCH 2/2] arm64: dts: qcom: sm8550: correct TX Soundwire clock

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Message-ID: <995fae78-0fe7-4fe3-a42b-2b9397f0d555@linaro.org>
Date:   Thu, 30 Nov 2023 10:52:59 +0100
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] arm64: dts: qcom: sm8550: correct TX Soundwire clock

On 29/11/2023 15:05, Krzysztof Kozlowski wrote:
> The TX Soundwire controller should take clock from TX macro codec, not
> VA macro codec clock, otherwise the clock stays disabled.  This looks
> like a copy-paste issue, because the SC8280xp code uses here correctly
> clock from TX macro.  The VA macro clock is already consumed by TX macro
> codec, thus it won't be disabled by this change.
> 
> Fixes: 61b006389bb7 ("arm64: dts: qcom: sm8550: add Soundwire controllers")
> Reported-by: Neil Armstrong <neil.armstrong@...aro.org>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
>   arch/arm64/boot/dts/qcom/sm8550.dtsi | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> index 52e8f4c52426..2fd3faacf554 100644
> --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> @@ -2199,7 +2199,7 @@ swr2: soundwire@...0000 {
>   			interrupts = <GIC_SPI 496 IRQ_TYPE_LEVEL_HIGH>,
>   				     <GIC_SPI 520 IRQ_TYPE_LEVEL_HIGH>;
>   			interrupt-names = "core", "wakeup";
> -			clocks = <&lpass_vamacro>;
> +			clocks = <&lpass_txmacro>;
>   			clock-names = "iface";
>   			label = "TX";
>   

Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>