linux-kernel - Re: [PATCH] arm64: dts: qcom: sm8450: add missing power-domains property to usb qmpphy node

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Date:   Wed, 21 Jun 2023 12:01:20 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Neil Armstrong <neil.armstrong@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sm8450: add missing power-domains
 property to usb qmpphy node

On 21.06.2023 11:55, Neil Armstrong wrote:
> Add the missing property to fix the bindings check error:
> arch/arm64/boot/dts/qcom/sm8450-hdk.dtb: phy@...8000: 'power-domains' is a required property
>     From schema: Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml
> 
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> ---
Are you sure about this one? Historically PHYs have had their own GDSCs.

May just be a wrong binding fwiw

Konrad
>  arch/arm64/boot/dts/qcom/sm8450.dtsi | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> index 5cd7296c7660..f921bd520e40 100644
> --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> @@ -2046,6 +2046,8 @@ usb_1_qmpphy: phy@...8000 {
>  				 <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>;
>  			clock-names = "aux", "ref", "com_aux", "usb3_pipe";
>  
> +			power-domains = <&gcc USB30_PRIM_GDSC>;
> +
>  			resets = <&gcc GCC_USB3_DP_PHY_PRIM_BCR>,
>  				 <&gcc GCC_USB3_PHY_PRIM_BCR>;
>  			reset-names = "phy", "common";
> 
> ---
> base-commit: 15e71592dbae49a674429c618a10401d7f992ac3
> change-id: 20230621-topic-sm8450-upstream-usb-phy-missing-power-domains-499a3d6c725f
> 
> Best regards,