[PATCH v2 8/9] riscv: dts: spacemit: enable USB2.0 controllers on OrangePi RV2

[Ze Huang]

On Tue Sep 8, 2026 at 5:48 PM CST, Junzhong Pan wrote:
> On OrangePi RV2, usb2_0 is connected to a Type-A connector at host
> mode, its vbus output is controlled by gpio 126. And the usb2_1 is
> connected to the USB2.0 connector pins onboard.
>
> Signed-off-by: Junzhong Pan <panjunzhong at linux.spacemit.com>
> ---
>  arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts | 28 ++++++++++++++++++++++++
>  1 file changed, 28 insertions(+)
>
> diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
> index b907a1396b21..32d1aafc88f7 100644
> --- a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
> +++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
> @@ -64,6 +64,16 @@ vcc5v0_usb30: regulator-vcc5v0-usb30 {
>  		vin-supply = <&vcc_5v0>;
>  	};
>  
> +	vcc5v0_usb20: regulator-vcc5v0-usb20 {
> +		compatible = "regulator-fixed";
> +		enable-active-high;
> +		gpios = <&gpio K1_GPIO(126) GPIO_ACTIVE_HIGH>;
> +		regulator-name = "vcc5v0_usb20";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		vin-supply = <&vcc_5v0>;
> +	};
> +
>  	leds {
>  		compatible = "gpio-leds";
>  
> @@ -341,10 +351,28 @@ &uart0 {
>  	status = "okay";
>  };
>  
> +&usbphy0 {
> +	status = "okay";
> +};
> +
> +&usbphy1 {
> +	status = "okay";
> +};
> +
>  &usbphy2 {
>  	status = "okay";
>  };
>  
> +&usb2_0 {
> +	vbus-supply = <&vcc5v0_usb20>;
> +	dr_mode = "host";
> +	status = "okay";
> +};
> +
> +&usb2_1 {
> +	status = "okay";
> +};
> +
>  &usb_dwc3 {
>  	dr_mode = "host";
>  	#address-cells = <1>;


Works fine on rv2, thanks!

Tested-by: Ze Huang <huang.ze at linux.dev>