[PATCH v4 7/8] arm64: dts: rockchip: enable USB-C on NanoPC-T6

[Jonas Karlman]

Hi Marcin,

On 2024-08-22 15:32, Marcin Juszkiewicz wrote:
> Enable the USB-C port on FriendlyELEC NanoPC-T6.
> 
> Works one way so far but still better than before.
> 
> Signed-off-by: Marcin Juszkiewicz <marcin.juszkiewicz at linaro.org>
> ---
>  arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi | 71 ++++++++++++++++++++++
>  1 file changed, 71 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
> index 74dc1b490ca3..e63b2faee3b5 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
> @@ -135,6 +135,8 @@ vbus5v0_typec: vbus5v0-typec-regulator {
>  		gpio = <&gpio1 RK_PD2 GPIO_ACTIVE_HIGH>;
>  		pinctrl-names = "default";
>  		pinctrl-0 = <&typec5v_pwren>;
> +		regulator-always-on;
> +		regulator-boot-on;

This should probably not be always-on/boot-on, the connector is
described as power-role = "dual" and try-power-role = "sink", so should
probably be possible to disable the vbus supply.

Regards,
Jonas

>  		regulator-name = "vbus5v0_typec";
>  		regulator-min-microvolt = <5000000>;
>  		regulator-max-microvolt = <5000000>;
> @@ -384,6 +386,32 @@ connector {
>  			source-pdos = <PDO_FIXED(5000, 2000, PDO_FIXED_USB_COMM)>;
>  			sink-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
>  			op-sink-microwatt = <1000000>;
> +
> +			ports {
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +
> +				port at 0 {
> +					reg = <0>;
> +					usbc0_hs: endpoint {
> +						remote-endpoint = <&usb_host0_xhci_drd_sw>;
> +					};
> +				};
> +
> +				port at 1 {
> +					reg = <1>;
> +					usbc0_ss: endpoint {
> +						remote-endpoint = <&usbdp_phy0_typec_ss>;
> +					};
> +				};
> +
> +				port at 2 {
> +					reg = <2>;
> +					usbc0_sbu: endpoint {
> +						remote-endpoint = <&usbdp_phy0_typec_sbu>;
> +					};
> +				};
> +			};
>  		};
>  	};
>  
> @@ -927,6 +955,14 @@ &uart2 {
>  	status = "okay";
>  };
>  
> +&u2phy0 {
> +	status = "okay";
> +};
> +
> +&u2phy0_otg {
> +	status = "okay";
> +};
> +
>  &u2phy2_host {
>  	phy-supply = <&vdd_4g_3v3>;
>  	status = "okay";
> @@ -944,6 +980,29 @@ &u2phy3 {
>  	status = "okay";
>  };
>  
> +&usbdp_phy0 {
> +	mode-switch;
> +	orientation-switch;
> +	sbu1-dc-gpios = <&gpio4 RK_PA6 GPIO_ACTIVE_HIGH>;
> +	sbu2-dc-gpios = <&gpio4 RK_PA7 GPIO_ACTIVE_HIGH>;
> +	status = "okay";
> +
> +	port {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		usbdp_phy0_typec_ss: endpoint at 0 {
> +			reg = <0>;
> +			remote-endpoint = <&usbc0_ss>;
> +		};
> +
> +		usbdp_phy0_typec_sbu: endpoint at 1 {
> +			reg = <1>;
> +			remote-endpoint = <&usbc0_sbu>;
> +		};
> +	};
> +};
> +
>  &usb_host0_ehci {
>  	status = "okay";
>  };
> @@ -952,6 +1011,18 @@ &usb_host0_ohci {
>  	status = "okay";
>  };
>  
> +&usb_host0_xhci {
> +	dr_mode = "host";
> +	status = "okay";
> +	usb-role-switch;
> +
> +	port {
> +		usb_host0_xhci_drd_sw: endpoint {
> +			remote-endpoint = <&usbc0_hs>;
> +		};
> +	};
> +};
> +
>  &usb_host1_ehci {
>  	status = "okay";
>  };
>