diff options
| -rw-r--r-- | src/portable/st/stm32_fsdev/hcd_stm32_fsdev.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/portable/st/stm32_fsdev/hcd_stm32_fsdev.c b/src/portable/st/stm32_fsdev/hcd_stm32_fsdev.c index acdeccf6d..1813ef70b 100644 --- a/src/portable/st/stm32_fsdev/hcd_stm32_fsdev.c +++ b/src/portable/st/stm32_fsdev/hcd_stm32_fsdev.c @@ -223,9 +223,13 @@ bool hcd_init(uint8_t rhport, const tusb_rhport_init_t* rh_init) { tu_memclr(&_hcd_data, sizeof(_hcd_data)); + // Clear pending interrupts + // Normally no interrupts should be pending here since we just reset the core, + // but device mode suspend needs to cleared by WKUP flag + FSDEV_REG->ISTR = 0; + // Enable interrupts for host mode - FSDEV_REG->CNTR |= USB_CNTR_RESETM | USB_CNTR_CTRM | USB_CNTR_SOFM | USB_CNTR_SUSPM | - USB_CNTR_WKUPM | USB_CNTR_ERRM | USB_CNTR_PMAOVRM; + FSDEV_REG->CNTR |= USB_CNTR_DCON | USB_CNTR_CTRM | USB_CNTR_SOFM | USB_CNTR_ERRM | USB_CNTR_PMAOVRM; // Initialize port state _hcd_data.connected = false; |