diff options
| -rw-r--r-- | ports/stm32/usbd_conf.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/ports/stm32/usbd_conf.c b/ports/stm32/usbd_conf.c index e8031c49b..abc12958e 100644 --- a/ports/stm32/usbd_conf.c +++ b/ports/stm32/usbd_conf.c @@ -69,7 +69,11 @@ void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd) GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+ #if defined(STM32H7)
+ GPIO_InitStruct.Alternate = GPIO_AF10_OTG1_FS;
+ #else
GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
+ #endif
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* Configure VBUS Pin */
@@ -86,10 +90,15 @@ void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd) GPIO_InitStruct.Pin = GPIO_PIN_10;
GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
GPIO_InitStruct.Pull = GPIO_PULLUP;
- GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
#endif
+ #if defined(STM32H7)
+ // Keep USB clock running during sleep or else __WFI() will disable the USB
+ __HAL_RCC_USB2_OTG_FS_CLK_SLEEP_ENABLE();
+ __HAL_RCC_USB2_OTG_FS_ULPI_CLK_SLEEP_DISABLE();
+ #endif
+
/* Enable USB FS Clocks */
__USB_OTG_FS_CLK_ENABLE();
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