arm64: dts: rockchip: Add Edgeble NCM6A-IO USB2

Edgeble NCM6A-IO board has 2 port USB2.0 Host and USB2.0 on E-Key.

Add support for it.
Signed-off-by: Jagan Teki <jagan@edgeble.ai>
Link: https://lore.kernel.org/r/20231125190522.87607-10-jagan@edgeble.aiSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3588-edgeble-neu6a-io.dtsi

@@ -44,6 +44,20 @@ vcc3v3_pcie3x4: vcc3v3-pcie3x4-regulator {
 		startup-delay-us = <5000>;
 		vin-supply = <&vcc5v0_sys>;
 	};
+
+	vcc5v0_host: vcc5v0-host-regulator {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio3 RK_PC7 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&vcc5v0_host_en>;
+		regulator-name = "vcc5v0_host";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-boot-on;
+		regulator-always-on;
+		vin-supply = <&vcc5v0_sys>;
+	};
 };
 
 &combphy0_ps {
@@ -131,6 +145,12 @@ hym8563_int: hym8563-int {
 			rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
 		};
 	};
+
+	usb {
+		vcc5v0_host_en: vcc5v0-host-en {
+			rockchip,pins = <3 RK_PC7 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
 };
 
 /* FAN */
@@ -175,3 +195,38 @@ &uart7 {
 	pinctrl-names = "default";
 	status = "okay";
 };
+
+&u2phy2 {
+	status = "okay";
+};
+
+&u2phy2_host {
+	/* connected to USB hub, which is powered by vcc5v0_sys */
+	phy-supply = <&vcc5v0_sys>;
+	status = "okay";
+};
+
+&u2phy3 {
+	status = "okay";
+};
+
+&u2phy3_host {
+	phy-supply = <&vcc5v0_host>;
+	status = "okay";
+};
+
+&usb_host0_ehci {
+	status = "okay";
+};
+
+&usb_host0_ohci {
+	status = "okay";
+};
+
+&usb_host1_ehci {
+	status = "okay";
+};
+
+&usb_host1_ohci {
+	status = "okay";
+};