Commit a7700468 authored by Thinh Nguyen's avatar Thinh Nguyen Committed by Felipe Balbi
Browse files

usb: dwc3: Set default mode for dwc_usb31 



dwc_usb31 does not support OTG mode. If the controller supports DRD but
the dr_mode is not specified or set to OTG, then set the mode to
peripheral.

Signed-off-by: default avatarThinh Nguyen <thinhn@synopsys.com>
Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent 39facfa0

drivers/usb/dwc3/core.c

+8 −0
Original line number Diff line number Diff line
@@ -78,6 +78,14 @@ static int dwc3_get_dr_mode(struct dwc3 *dwc) 
			mode = USB_DR_MODE_HOST;

		else if (IS_ENABLED(CONFIG_USB_DWC3_GADGET))

			mode = USB_DR_MODE_PERIPHERAL;



		/*

		 * dwc_usb31 does not support OTG mode. If the controller

		 * supports DRD but the dr_mode is not specified or set to OTG,

		 * then set the mode to peripheral.

		 */

		if (mode == USB_DR_MODE_OTG && dwc3_is_usb31(dwc))

			mode = USB_DR_MODE_PERIPHERAL;

	}



	if (mode != dwc->dr_mode) {