stm32: Update STM32L452xx Multi OTG handling.

Added custom Multi OTG handling for STM32L452xx, based on STM32L432xx
handling.

Fixes issue #15795.

Signed-off-by: Adrian Higgins <adrian@higstar.com>

ports/stm32/mpconfigboard_common.h

@@ -619,7 +619,7 @@
 // Whether the USB peripheral is device-only, or multiple OTG
 // For STM32G0 and STM32H5 the USB peripheral supports device and host mode,
 // but otherwise acts like a non-multi-OTG peripheral.
-#if defined(STM32G0) || defined(STM32G4) || defined(STM32H5) || defined(STM32L0) || defined(STM32L1) || defined(STM32L432xx) || defined(STM32WB)
+#if defined(STM32G0) || defined(STM32G4) || defined(STM32H5) || defined(STM32L0) || defined(STM32L1) || defined(STM32L432xx) || defined(STM32L452xx) || defined(STM32WB)
 #define MICROPY_HW_USB_IS_MULTI_OTG (0)
 #else
 #define MICROPY_HW_USB_IS_MULTI_OTG (1)

ports/stm32/stm32_it.c

@@ -312,7 +312,7 @@ void USB_DRD_FS_IRQHandler(void) {
 }
 #endif
 
-#elif defined(STM32L0) || defined(STM32L432xx)
+#elif defined(STM32L0) || defined(STM32L432xx) || defined(STM32L452xx)
 
 #if MICROPY_HW_USB_FS
 void USB_IRQHandler(void) {

ports/stm32/usbd_conf.c

@@ -93,7 +93,7 @@ void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd) {
         const uint32_t otg_alt = GPIO_AF10_OTG1_FS;
         #elif defined(STM32L0)
         const uint32_t otg_alt = GPIO_AF0_USB;
-        #elif defined(STM32L432xx)
+        #elif defined(STM32L432xx) || defined(STM32L452xx)
         const uint32_t otg_alt = GPIO_AF10_USB_FS;
         #elif defined(STM32H5) || defined(STM32WB)
         const uint32_t otg_alt = GPIO_AF10_USB;
@@ -156,7 +156,7 @@ void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd) {
         #elif defined(STM32L0)
         NVIC_SetPriority(USB_IRQn, IRQ_PRI_OTG_FS);
         HAL_NVIC_EnableIRQ(USB_IRQn);
-        #elif defined(STM32L432xx)
+        #elif defined(STM32L432xx) || defined(STM32L452xx)
         NVIC_SetPriority(USB_FS_IRQn, IRQ_PRI_OTG_FS);
         HAL_NVIC_EnableIRQ(USB_FS_IRQn);
         #elif defined(STM32G4) || defined(STM32L1) || defined(STM32WB)