andy/tinyUSB
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

usb on u5a5 hs work well with correct VBVALEXTOEN/VBVALOVAL set

Browse Source
This commit is contained in:
hathach
2023-10-31 11:26:31 +07:00
parent 9f0223dccd
commit db3ff4b352
7 changed files with 37 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
hw/bsp/stm32u5/family.c
View File

@@ -124,7 +124,7 @@ void board_init(void) {
HAL_UART_Init(&UartHandle);
/* Configure USB FS GPIOs */
/* Configure USB GPIOs */
/* Configure DM DP Pins */
GPIO_InitStruct.Pin = (GPIO_PIN_11 | GPIO_PIN_12);
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
@@ -153,6 +153,12 @@ void board_init(void) {
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* Enable USB power on Pwrctrl CR2 register */
HAL_PWREx_EnableVddUSB();
/* USB clock enable */
__HAL_RCC_USB_OTG_FS_CLK_ENABLE();
// Enable VBUS sense (B device) via pin PA9
USB_OTG_FS->GCCFG |= USB_OTG_GCCFG_VBDEN;
#else
@@ -164,11 +170,6 @@ void board_init(void) {
USB_OTG_FS->GOTGCTL |= USB_OTG_GOTGCTL_BVALOVAL;
#endif // vbus sense
/* Enable USB power on Pwrctrl CR2 register */
HAL_PWREx_EnableVddUSB();
/* USB clock enable */
__HAL_RCC_USB_OTG_FS_CLK_ENABLE();
#else
// STM59x/Ax/Fx/Gx only have 1 USB HS port
@@ -177,15 +178,7 @@ void board_init(void) {
NVIC_SetPriority(OTG_HS_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY);
#endif
// Disable VBUS sense (B device)
USB_OTG_HS->GCCFG &= ~USB_OTG_GCCFG_VBDEN;
// B-peripheral session valid override enable
USB_OTG_HS->GOTGCTL |= USB_OTG_GOTGCTL_BVALOEN;
USB_OTG_HS->GOTGCTL |= USB_OTG_GOTGCTL_BVALOVAL;
/* USB clock enable */
__HAL_RCC_SYSCFG_CLK_ENABLE();
__HAL_RCC_USB_OTG_HS_CLK_ENABLE();
__HAL_RCC_USBPHYC_CLK_ENABLE();
@@ -195,6 +188,13 @@ void board_init(void) {
/*Configuring the SYSCFG registers OTG_HS PHY*/
HAL_SYSCFG_EnableOTGPHY(SYSCFG_OTG_HS_PHY_ENABLE);
// Disable VBUS sense (B device)
USB_OTG_HS->GCCFG &= ~USB_OTG_GCCFG_VBDEN;
// B-peripheral session valid override enable
USB_OTG_HS->GCCFG |= USB_OTG_GCCFG_VBVALEXTOEN;
USB_OTG_HS->GCCFG |= USB_OTG_GCCFG_VBVALOVAL;
#endif // USB_OTG_FS