ARM: dts: stm32: add USB OTG wakeup management on stm32mp131

USB OTG can be used to wakeup from stop mode on stm32mp131.
Add wakeup-source property, use EXTI torvalds#44 interrupt instead of GIC, and
attach USB OTG to "pd_core" power domain.

Change-Id: I2a1afd29c1b12aaf179eb44c3b333cb69f77bbac
Signed-off-by: Amelie Delaunay <amelie.delaunay@foss.st.com>
Reviewed-on: https://gerrit.st.com/c/mpu/oe/st/linux-stm32/+/279522
ACI: CITOOLS <MDG-smet-aci-reviews@list.st.com>
Tested-by: Fabrice GASNIER <fabrice.gasnier@foss.st.com>
Reviewed-by: Fabrice GASNIER <fabrice.gasnier@foss.st.com>
Domain-Review: Fabrice GASNIER <fabrice.gasnier@foss.st.com>

arch/arm/boot/dts/stm32mp131.dtsi

@@ -356,13 +356,15 @@
 			clock-names = "otg";
 			resets = <&rcc USBO_R>;
 			reset-names = "dwc2";
-			interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
+			interrupts-extended = <&exti 44 IRQ_TYPE_LEVEL_HIGH>;
 			g-rx-fifo-size = <512>;
 			g-np-tx-fifo-size = <32>;
 			g-tx-fifo-size = <256 16 16 16 16 16 16 16>;
 			dr_mode = "otg";
 			otg-rev = <0x200>;
 			usb33d-supply = <&scmi_usb33>;
+			power-domains = <&pd_core>;
+			wakeup-source;
 			status = "disabled";
 		};