[PATCH 5/6] arm64: dts: rockchip: Enable USB for Khadas Edge 2L

[Gray Huang]

On 4/27/26 20:27, Heiko Stuebner wrote:
> Am Mittwoch, 25. März 2026, 06:46:13 Mitteleuropäische Sommerzeit schrieb Gray Huang:
>> The Khadas Edge 2L board provides one USB 3.0 Host port and one
>> USB 2.0 port (connected via an internal hub). Enable the
>> corresponding DWC3 controllers and PHYs.
>>
>> Signed-off-by: Gray Huang <gray.huang at wesion.com>
>> ---
>>   .../dts/rockchip/rk3576-khadas-edge-2l.dts    | 47 +++++++++++++++++++
>>   1 file changed, 47 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts b/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
>> index 003342fd69a7..8ecd00f6645d 100644
>> --- a/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
>> +++ b/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
>> @@ -30,6 +30,29 @@ hdmi_con_in: endpoint {
>>   		};
>>   	};
>>   
>> +	vcc5v0_device: regulator-vcc5v0-device {
>> +		compatible = "regulator-fixed";
>> +		regulator-name = "vcc5v0_device";
>> +		regulator-always-on;
>> +		regulator-boot-on;
>> +		regulator-min-microvolt = <5000000>;
>> +		regulator-max-microvolt = <5000000>;
>> +	};
>> +
>> +	vcc5v0_host: regulator-vcc5v0-host {
>> +		compatible = "regulator-fixed";
>> +		regulator-name = "vcc5v0_host";
>> +		regulator-boot-on;
>> +		regulator-always-on;
>> +		regulator-min-microvolt = <5000000>;
>> +		regulator-max-microvolt = <5000000>;
>> +		enable-active-high;
>> +		gpio = <&gpio2 RK_PD3 GPIO_ACTIVE_HIGH>;
>> +		vin-supply = <&vcc5v0_device>;
>> +		pinctrl-names = "default";
>> +		pinctrl-0 = <&usb_host_pwren>;
>> +	};
>> +
>>   	vcc_sys: regulator-vcc5v0-sys {
>>   		compatible = "regulator-fixed";
>>   		regulator-name = "vcc_sys";
>> @@ -531,6 +554,12 @@ pcie0_rst: pcie0-rst {
>>   		};
>>   	};
>>   
>> +	usb {
>> +		usb_host_pwren: usb-host-pwren {
>> +			rockchip,pins = <2 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>;
>> +		};
>> +	};
>> +
>>   	wifi {
>>   		wifi_reg_on: wifi-reg-on {
>>   			rockchip,pins = <4 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
>> @@ -542,6 +571,24 @@ wifi_wake_host: wifi-wake-host {
>>   	};
>>   };
>>   
>> +&usb_drd1_dwc3 {
>> +	dr_mode = "host";
>> +	status = "okay";
>> +};
>> +
>> +&u2phy1 {
>> +	status = "okay";
>> +};
>> +
>> +&u2phy1_otg {
>> +	phy-supply = <&vcc5v0_host>;
>> +	status = "okay";
>> +};
>> +
>> +&combphy1_psu {
>> +	status = "okay";
>> +};
> same here, u-something and c-something between pinctrl and sdhci
> is the wrong place.
>
> Heko

Has been sorted alphabetically in patch of v2.

Gray

>> +
>>   &sdhci {
>>   	bus-width = <8>;
>>   	no-sdio;
>>
>
>
>