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Merge pull request #485 from kasjer/kasjer/fix-synopsys-fifo-flush-in-stall 

Fix synopsys fifo flush during stall
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Ha Thach 2020-08-13 10:32:13 +07:00 committed by GitHub
parent b0f617ba20 88c5e2a37f
commit e90cf7a676
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1 changed files with 1 additions and 1 deletions
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2
src/portable/st/synopsys/dcd_synopsys.c
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@ -667,7 +667,7 @@ void dcd_edpt_stall (uint8_t rhport, uint8_t ep_addr)
}
// Flush the FIFO, and wait until we have confirmed it cleared.
usb_otg->GRSTCTL |= ((epnum - 1) << USB_OTG_GRSTCTL_TXFNUM_Pos);
usb_otg->GRSTCTL |= (epnum << USB_OTG_GRSTCTL_TXFNUM_Pos);
usb_otg->GRSTCTL |= USB_OTG_GRSTCTL_TXFFLSH;
while((usb_otg->GRSTCTL & USB_OTG_GRSTCTL_TXFFLSH_Msk) != 0);
} else {