usb: gadget: mv_udc_core: remove unnecessary initializations

udc-core now sets dma-related and parent fields
for us, we don't need to do it ourselves.
Signed-off-by: Felipe Balbi <balbi@ti.com>

drivers/usb/gadget/mv_udc_core.c

@@ -2268,8 +2268,6 @@ static int mv_udc_probe(struct platform_device *pdev)
 	udc->gadget.max_speed = USB_SPEED_HIGH;	/* support dual speed */
 
 	/* the "gadget" abstracts/virtualizes the controller */
-	udc->gadget.dev.parent = &pdev->dev;
-	udc->gadget.dev.dma_mask = pdev->dev.dma_mask;
 	udc->gadget.dev.release = gadget_release;
 	udc->gadget.name = driver_name;		/* gadget name */