From 6af1950c8d90c41664b079ad78a0918b4821ea92 Mon Sep 17 00:00:00 2001 From: hathach Date: Sat, 14 Aug 2021 01:51:13 +0700 Subject: [PATCH] synopsys clear DAD on bus_reset --- src/portable/st/synopsys/dcd_synopsys.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/portable/st/synopsys/dcd_synopsys.c b/src/portable/st/synopsys/dcd_synopsys.c index e36c2ba2..5a5645dd 100644 --- a/src/portable/st/synopsys/dcd_synopsys.c +++ b/src/portable/st/synopsys/dcd_synopsys.c @@ -192,6 +192,10 @@ static void bus_reset(uint8_t rhport) out_ep[n].DOEPCTL |= USB_OTG_DOEPCTL_SNAK; } + // clear device address + dev->DCFG &= ~USB_OTG_DCFG_DAD_Msk; + + // TODO should probably assign value when reset rather than OR dev->DAINTMSK |= (1 << USB_OTG_DAINTMSK_OEPM_Pos) | (1 << USB_OTG_DAINTMSK_IEPM_Pos); dev->DOEPMSK |= USB_OTG_DOEPMSK_STUPM | USB_OTG_DOEPMSK_XFRCM; dev->DIEPMSK |= USB_OTG_DIEPMSK_TOM | USB_OTG_DIEPMSK_XFRCM;