diff options
| -rw-r--r-- | drivers/usb/dwc3/core.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index c8e0ef2c1db3..f3093b4e5307 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -1399,8 +1399,17 @@ static void dwc3_check_params(struct dwc3 *dwc) case USB_SPEED_LOW: case USB_SPEED_FULL: case USB_SPEED_HIGH: + break; case USB_SPEED_SUPER: + if (hwparam_gen == DWC3_GHWPARAMS3_SSPHY_IFC_DIS) + dev_warn(dev, "UDC doesn't support Gen 1\n"); + break; case USB_SPEED_SUPER_PLUS: + if ((DWC3_IP_IS(DWC32) && + hwparam_gen == DWC3_GHWPARAMS3_SSPHY_IFC_DIS) || + (!DWC3_IP_IS(DWC32) && + hwparam_gen != DWC3_GHWPARAMS3_SSPHY_IFC_GEN2)) + dev_warn(dev, "UDC doesn't support SSP\n"); break; default: dev_err(dev, "invalid maximum_speed parameter %d\n", |