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Message-ID: <CAL_JsqJVVJD91Q=xG_gkuFXg5mq-EQReUGVbyy7HZ+YQm1EAiw@mail.gmail.com>
Date: Tue, 4 Mar 2025 10:38:05 -0600
From: Rob Herring <robh@...nel.org>
To: Konrad Dybcio <konradybcio@...nel.org>
Cc: Bjorn Andersson <andersson@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Marijn Suijten <marijn.suijten@...ainline.org>,
linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Subject: Re: [PATCH v2 3/3] arm64: dts: qcom: x1e80100-romulus: Set up PS8830s
On Fri, Nov 29, 2024 at 11:20 AM Konrad Dybcio <konradybcio@...nel.org> wrote:
>
> From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
>
> The Laptop 7 features two USB-C ports, each one sporting a PS8830 USB-C
> retimer/mux. Wire them up.
>
> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> ---
> .../boot/dts/qcom/x1e80100-microsoft-romulus.dtsi | 282 ++++++++++++++++++++-
> 1 file changed, 276 insertions(+), 6 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi
> index 80fbcaea5d83e1147a74dd3320ae8fe8c953db57..2236095023a135d8fb1baaede111a34be54d160c 100644
> --- a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi
> +++ b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi
> @@ -124,7 +124,15 @@ port@1 {
> reg = <1>;
>
> pmic_glink_ss0_ss_in: endpoint {
> - remote-endpoint = <&usb_1_ss0_qmpphy_out>;
> + remote-endpoint = <&retimer_ss0_ss_out>;
> + };
> + };
> +
> + port@2 {
> + reg = <2>;
> +
> + pmic_glink_ss0_con_sbu_in: endpoint {
> + remote-endpoint = <&retimer_ss0_con_sbu_out>;
> };
> };
> };
> @@ -153,7 +161,15 @@ port@1 {
> reg = <1>;
>
> pmic_glink_ss1_ss_in: endpoint {
> - remote-endpoint = <&usb_1_ss1_qmpphy_out>;
> + remote-endpoint = <&retimer_ss1_ss_out>;
> + };
> + };
> +
> + port@2 {
> + reg = <2>;
> +
> + pmic_glink_ss1_con_sbu_in: endpoint {
> + remote-endpoint = <&retimer_ss1_con_sbu_out>;
> };
> };
> };
> @@ -185,6 +201,109 @@ vreg_edp_3p3: regulator-edp-3p3 {
> regulator-boot-on;
> };
>
> + vreg_rtmr0_1p15: regulator-rtmr0-1p15 {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_RTMR0_1P15";
> +
> + regulator-min-microvolt = <1150000>;
> + regulator-max-microvolt = <1150000>;
> +
> + gpio = <&pmc8380_5_gpios 8 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&rtmr0_1p15_reg_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + };
> +
> + vreg_rtmr0_1p8: regulator-rtmr0-1p8 {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_RTMR0_1P8";
> +
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> +
> + gpio = <&pm8550ve_9_gpios 8 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&rtmr0_1p8_reg_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + };
> +
> + vreg_rtmr0_3p3: regulator-rtmr0-3p3 {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_RTMR0_3P3";
> +
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> +
> + gpio = <&pm8550_gpios 11 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&rtmr0_3p3_reg_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + };
> +
> + vreg_rtmr1_1p15: regulator-rtmr1-1p15 {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_RTMR1_1P15";
> +
> + regulator-min-microvolt = <1150000>;
> + regulator-max-microvolt = <1150000>;
> +
> + gpio = <&tlmm 188 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&rtmr1_1p15_reg_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + };
> +
> + vreg_rtmr1_1p8: regulator-rtmr1-1p8 {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_RTMR1_1P8";
> +
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> +
> + gpio = <&tlmm 175 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&rtmr1_1p8_reg_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + };
> +
> + vreg_rtmr1_3p3: regulator-rtmr1-3p3 {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_RTMR1_3P3";
> +
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> +
> + gpio = <&tlmm 186 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-0 = <&rtmr1_3p3_reg_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + };
> +
> +
> vreg_nvme: regulator-nvme {
> compatible = "regulator-fixed";
>
> @@ -665,7 +784,59 @@ &i2c3 {
>
> status = "okay";
>
> - /* PS8830 USB retimer @8 */
> + /* Left-side rear port */
> + typec-mux@8 {
> + compatible = "parade,ps8830";
> + reg = <0x8>;
> +
> + reset-gpios = <&pm8550_gpios 10 GPIO_ACTIVE_LOW>;
> +
> + clocks = <&rpmhcc RPMH_RF_CLK3>;
> + clock-names = "xo";
clock-names is not part of the binding.
Rob
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