usb: gadget: udc-xilinx: add ep capabilities support

Convert endpoint configuration to new capabilities model.
Signed-off-by: NRobert Baldyga <r.baldyga@samsung.com>
Signed-off-by: NFelipe Balbi <balbi@ti.com>

drivers/usb/gadget/udc/udc-xilinx.c

@@ -1317,12 +1317,21 @@ static void xudc_eps_init(struct xusb_udc *udc)
 			snprintf(ep->name, EPNAME_SIZE, "ep%d", ep_number);
 			ep->ep_usb.name = ep->name;
 			ep->ep_usb.ops = &xusb_ep_ops;
+
+			ep->ep_usb.caps.type_iso = true;
+			ep->ep_usb.caps.type_bulk = true;
+			ep->ep_usb.caps.type_int = true;
 		} else {
 			ep->ep_usb.name = ep0name;
 			usb_ep_set_maxpacket_limit(&ep->ep_usb, EP0_MAX_PACKET);
 			ep->ep_usb.ops = &xusb_ep0_ops;
+
+			ep->ep_usb.caps.type_control = true;
 		}
 
+		ep->ep_usb.caps.dir_in = true;
+		ep->ep_usb.caps.dir_out = true;
+
 		ep->udc = udc;
 		ep->epnumber = ep_number;
 		ep->desc = NULL;