linux-kernel - Re: [PATCH 10/12] arm64: dts: qcom: sm8650-mtp: connect USB-C SS port to QMP PHY

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Date: Mon, 29 Apr 2024 14:48:04 +0200
From: neil.armstrong@...aro.org
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
 Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konrad.dybcio@...aro.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.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 10/12] arm64: dts: qcom: sm8650-mtp: connect USB-C SS port
 to QMP PHY

On 29/04/2024 14:43, Dmitry Baryshkov wrote:
> The lanes from the USB-C SS port are connected to the combo USB+DP QMP
> PHY rather than the SS port of the USB controller. Move the connection
> endpoint to the QMP PHY out port.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> ---
>   arch/arm64/boot/dts/qcom/sm8650-mtp.dts | 10 +++++-----
>   1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8650-mtp.dts b/arch/arm64/boot/dts/qcom/sm8650-mtp.dts
> index d04ceaa73c2b..819f6eadba07 100644
> --- a/arch/arm64/boot/dts/qcom/sm8650-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sm8650-mtp.dts
> @@ -59,7 +59,7 @@ port@1 {
>   					reg = <1>;
>   
>   					pmic_glink_ss_in: endpoint {
> -						remote-endpoint = <&usb_1_dwc3_ss>;
> +						remote-endpoint = <&usb_dp_qmpphy_out>;
>   					};
>   				};
>   			};
> @@ -853,10 +853,6 @@ &usb_1_dwc3_hs {
>   	remote-endpoint = <&pmic_glink_hs_in>;
>   };
>   
> -&usb_1_dwc3_ss {
> -	remote-endpoint = <&pmic_glink_ss_in>;
> -};
> -
>   &usb_1_hsphy {
>   	vdd-supply = <&vreg_l1i_0p88>;
>   	vdda12-supply = <&vreg_l3i_1p2>;
> @@ -873,6 +869,10 @@ &usb_dp_qmpphy {
>   	status = "okay";
>   };
>   
> +&usb_dp_qmpphy_out {
> +	remote-endpoint = <&pmic_glink_ss_in>;
> +};
> +
>   &xo_board {
>   	clock-frequency = <76800000>;
>   };
> 

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