On Sat, Nov 01, 2025 at 01:54:14PM +0100, Maud Spierings via B4 Relay wrote:
> From: Maud Spierings <[email protected]>
>
> The Asus vivobook s15 has two usb type c ports on the left side, these
> use parade ps8830 retimers like the others, enable them to also enable
> dp altmode
>
> Signed-off-by: Maud Spierings <[email protected]>
> ---
> .../boot/dts/qcom/x1e80100-asus-vivobook-s15.dts | 310
> ++++++++++++++++++++-
> 1 file changed, 302 insertions(+), 8 deletions(-)
>
> @@ -158,6 +174,102 @@ vph_pwr: regulator-vph-pwr {
> regulator-boot-on;
> };
>
> + vreg_rtmr0_1p15: regulator-rtmr0-1p15 {
'vph-pwr' > 'rtmr0'
> + 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 = <&usb0_pwr_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 = <&usb0_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 = <&usb0_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 = <&usb1_pwr_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 = <&usb1_pwr_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 = <&usb1_pwr_3p3_reg_en>;
> + pinctrl-names = "default";
> +
> + regulator-boot-on;
> + };
> +
> /*
> * TODO: These two regulators are actually part of the removable M.2
> * card and not the CRD mainboard. Need to describe this differently.
> @@ -506,15 +618,62 @@ touchpad@15 {
> &i2c1 {
> clock-frequency = <400000>;
> status = "okay";
> -
> - /* PS8830 USB4 Retimer? @ 0x8 */
No retimer on this bus?
> };
>
--
With best wishes
Dmitry
