arm: dts: k3-am654-base-board: Add support for USB0 in SPL

Add nodes for USB0 in SPL to enable USB host boot mode

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
diff --git a/arch/arm/dts/k3-am654-base-board-u-boot.dtsi b/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
index a30680d..d75d1b1 100644
--- a/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
+++ b/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
@@ -139,6 +139,12 @@
 		u-boot,dm-spl;
 	};
 
+	usb0_pins_default: usb0_pins_default {
+		pinctrl-single,pins = <
+			AM65X_IOPAD(0x02bc, PIN_OUTPUT, 0) /* (AD9) USB0_DRVVBUS */
+		>;
+		u-boot,dm-spl;
+	};
 };
 
 &main_pmx1 {
@@ -250,3 +256,24 @@
 &chipid {
 	u-boot,dm-spl;
 };
+
+&dwc3_0 {
+	status = "okay";
+	u-boot,dm-spl;
+};
+
+&usb0_phy {
+	status = "okay";
+	u-boot,dm-spl;
+};
+
+&usb0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&usb0_pins_default>;
+	dr_mode = "peripheral";
+	u-boot,dm-spl;
+};
+
+&scm_conf {
+	u-boot,dm-spl;
+};