ARM: dts: stm32: add USB OTG HS support for stm32mp157c SoC

This patch adds support for USB OTG HS on STM32MP157C SoC.
USB OTG HS controller is based on DWC2 controller.
Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

arch/arm/boot/dts/stm32mp157c.dtsi

@@ -626,6 +626,21 @@ dmamux1: dma-router@48002000 {
 			clocks = <&rcc DMAMUX>;
 		};
 
+		usbotg_hs: usb-otg@49000000 {
+			compatible = "snps,dwc2";
+			reg = <0x49000000 0x10000>;
+			clocks = <&rcc USBO_K>;
+			clock-names = "otg";
+			resets = <&rcc USBO_R>;
+			reset-names = "dwc2";
+			interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
+			g-rx-fifo-size = <256>;
+			g-np-tx-fifo-size = <32>;
+			g-tx-fifo-size = <128 128 64 64 64 64 32 32>;
+			dr_mode = "otg";
+			status = "disabled";
+		};
+
 		rcc: rcc@50000000 {
 			compatible = "st,stm32mp1-rcc", "syscon";
 			reg = <0x50000000 0x1000>;