All DWC3 controllers are LPM capable. Report that in the
usb_gadget.lpm_capable for the gadget driver to properly output the
bcdUSB value in the descriptor.
Signed-off-by: Thinh Nguyen <thinhn@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
        dwc->gadget.sg_supported        = true;
        dwc->gadget.name                = "dwc3-gadget";
        dwc->gadget.is_otg              = dwc->dr_mode == USB_DR_MODE_OTG;
+       dwc->gadget.lpm_capable         = true;
 
        /*
         * FIXME We might be setting max_speed to <SUPER, however versions