From: Vardan Mikayelyan <mvar...@synopsys.com>
When device is enumerated in LS we should program ep0_mps accordingly.
USB2 spec says that in LS mode, control ep mps must be 8.
Signed-off-by: Vardan Mikayelyan <mvar...@synopsys.com>
Signed-off-by: John Youn <johny...@synopsys.com>
---
drivers/usb/dwc2/gadget.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 77bebff..d6de6ff 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -3012,6 +3012,8 @@ static void dwc2_hsotg_irq_enumdone(struct dwc2_hsotg
*hsotg)
case DSTS_ENUMSPD_LS:
hsotg->gadget.speed = USB_SPEED_LOW;
+ ep0_mps = 8;
+ ep_mps = 8;
/*
* note, we don't actually support LS in this driver at the
* moment, and the documentation seems to imply that it isn't
--
2.10.0
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