bindings: usb: esp32: Added synopsys dwc2 compatible controller

Signed-off-by: Roman Leonov <[email protected]>

Author: roma-jam

dts/bindings/usb/espressif,esp32-usb-otg.yaml

@@ -0,0 +1,12 @@
+# Copyright (c) 2025 Espressif Systems (Shanghai) Co., Ltd.
+# SPDX-License-Identifier: Apache-2.0
+#
+description: ESP32 USB-OTG (DWC2 compatible controller)
+
+compatible: "espressif,esp32-usb-otg"
+
+include: ["snps,dwc2.yaml"]
+
+properties:
+  clocks:
+    required: true