riscv: dts: spacemit: k1-musepi-pro: enable USB 3 ports

Enable the DWC3 USB 3.0 controller, its associated combo_phy (USB 3 PHY)
and usbphy2 (USB 2 PHY) on the MusePi Pro board.

The board uses a VLI VL817 hub, providing four ports.

Signed-off-by: Andre Heider <a.heider@gmail.com>
Link: https://patch.msgid.link/20260513071958.29574-5-a.heider@gmail.com
Signed-off-by: Yixun Lan <dlan@kernel.org>

diff --git a/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts b/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts
index 74841cffd5f572a77811a5f32a8c61aec16cd6bf..b284bf416880364e7750c75b662606813df3cccb 100644 (file)
--- a/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts
+++ b/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts
@@ -53,6 +53,26 @@
                regulator-always-on;
                vin-supply = <&buck4_3v3>;
        };
+
+       reg_5v_vbus: regulator-5v-vbus {
+               compatible = "regulator-fixed";
+               regulator-name = "5V_VBUS";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               regulator-always-on;
+               gpio = <&gpio K1_GPIO(79) GPIO_ACTIVE_HIGH>; /* USB3_PWREN */
+               enable-active-high;
+       };
+
+       reg_vcc5v_hub: regulator-vcc5v-hub {
+               compatible = "regulator-fixed";
+               regulator-name = "VCC5V0_HUB";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               regulator-always-on;
+               gpio = <&gpio K1_GPIO(127) GPIO_ACTIVE_HIGH>; /* HUB_PWREN */
+               enable-active-high;
+       };
 };
 
 &emmc {
@@ -65,6 +85,10 @@
        status = "okay";
 };
 
+&combo_phy {
+       status = "okay";
+};
+
 &eth0 {
        phy-handle = <&rgmii0>;
        phy-mode = "rgmii-id";
@@ -294,3 +318,31 @@
        pinctrl-names = "default";
        status = "okay";
 };
+
+&usbphy2 {
+       status = "okay";
+};
+
+&usb_dwc3 {
+       dr_mode = "host";
+       #address-cells = <1>;
+       #size-cells = <0>;
+       vbus-supply = <&reg_5v_vbus>;
+       status = "okay";
+
+       hub_2_0: hub@1 {
+               compatible = "usb2109,2817";
+               reg = <0x1>;
+               vdd-supply = <&reg_vcc5v_hub>;
+               peer-hub = <&hub_3_0>;
+               reset-gpios = <&gpio K1_GPIO(123) GPIO_ACTIVE_LOW>; /* HUB_RST */
+       };
+
+       hub_3_0: hub@2 {
+               compatible = "usb2109,817";
+               reg = <0x2>;
+               vdd-supply = <&reg_vcc5v_hub>;
+               peer-hub = <&hub_2_0>;
+               reset-gpios = <&gpio K1_GPIO(123) GPIO_ACTIVE_LOW>; /* HUB_RST */
+       };
+};