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clear stall and reset data toggle when open edpt

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required to pass one of msc test.
This commit is contained in:
hathach
2021-08-31 16:41:45 +07:00
parent 38f5aee9c3
commit 76345ea3a1
3 changed files with 5 additions and 3 deletions
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2
src/portable/microchip/samd/dcd_samd.c
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@@ -230,10 +230,12 @@ bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * desc_edpt)
if ( dir == TUSB_DIR_OUT )
{
ep->EPCFG.bit.EPTYPE0 = desc_edpt->bmAttributes.xfer + 1;
ep->EPSTATUSCLR.reg = USB_DEVICE_EPSTATUSCLR_STALLRQ0 | USB_DEVICE_EPSTATUSCLR_DTGLOUT; // clear stall & dtoggle
ep->EPINTENSET.bit.TRCPT0 = true;
}else
{
ep->EPCFG.bit.EPTYPE1 = desc_edpt->bmAttributes.xfer + 1;
ep->EPSTATUSCLR.reg = USB_DEVICE_EPSTATUSCLR_STALLRQ1 | USB_DEVICE_EPSTATUSCLR_DTGLIN; // clear stall & dtoggle
ep->EPINTENSET.bit.TRCPT1 = true;
}