diff options
| -rw-r--r-- | drivers/usb/dwc2/hcd.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c index de9d2e2bbf48..65044daddc13 100644 --- a/drivers/usb/dwc2/hcd.c +++ b/drivers/usb/dwc2/hcd.c @@ -2472,6 +2472,9 @@ static int _dwc2_hcd_resume(struct usb_hcd *hcd) spin_unlock_irqrestore(&hsotg->lock, flags); dwc2_port_resume(hsotg); } else { + /* Wait for controller to correctly update D+/D- level */ + usleep_range(3000, 5000); + /* * Clear Port Enable and Port Status changes. * Enable Port Power. @@ -2479,7 +2482,7 @@ static int _dwc2_hcd_resume(struct usb_hcd *hcd) dwc2_writel(HPRT0_PWR | HPRT0_CONNDET | HPRT0_ENACHG, hsotg->regs + HPRT0); /* Wait for controller to detect Port Connect */ - mdelay(5); + usleep_range(5000, 7000); } return ret; |