linux-kernel - Re: [PATCH v9 7/7] arm64: dts: qcom: qrb5165-rb5: Switch on TCPM orientation-switch for usb_1

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Message-ID: <c202145a-79a5-412a-9f11-32fb701c0e0a@linaro.org>
Date:   Sat, 26 Aug 2023 12:56:01 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Bryan O'Donoghue <bryan.odonoghue@...aro.org>, agross@...nel.org,
        andersson@...nel.org, lee@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        sboyd@...nel.org, luca.weiss@...rphone.com
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v9 7/7] arm64: dts: qcom: qrb5165-rb5: Switch on TCPM
 orientation-switch for usb_1_qmpphy

On 16.08.2023 13:51, Bryan O'Donoghue wrote:
> Switch on USB orientation-switching for usb_1_qmp via TCPM. Detecting the
> orientation switch is required to get the PHY to reset and bring-up the PHY
> with the CC lines set to the appropriate lane.
> 
> Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/qrb5165-rb5.dts | 12 ++++++++++++
>  arch/arm64/boot/dts/qcom/sm8250.dtsi     |  1 +
>  2 files changed, 13 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
> index 3e34f4e2af14a..b878d765f8c42 100644
> --- a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
> +++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
> @@ -1290,6 +1290,11 @@ &usb_1_qmpphy {
>  
>  	vdda-phy-supply = <&vreg_l9a_1p2>;
>  	vdda-pll-supply = <&vreg_l18a_0p92>;
> +	orientation-switch;
> +};
> +
> +&usb_1_qmpphy_out {
> +	remote-endpoint = <&pm8150b_typec_mux_in>;
>  };
>  
>  &usb_2 {
> @@ -1374,6 +1379,13 @@ pm8150b_role_switch_in: endpoint {
>  					remote-endpoint = <&usb_1_role_switch_out>;
>  				};
>  			};
> +
> +			port@1 {
> +				reg = <1>;
> +				pm8150b_typec_mux_in: endpoint {
should also go to pmic dt

Konrad