usb: gadget: at91_udc: move at91_udc_data in at91_udc.h

struct at91_udc_data is now only used inside the driver, move it to its
include.

Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

drivers/usb/gadget/udc/at91_udc.h

@@ -112,6 +112,14 @@ struct at91_udc_caps {
 	void (*pullup)(struct at91_udc *udc, int is_on);
 };
 
+struct at91_udc_data {
+	int	vbus_pin;		/* high == host powering us */
+	u8	vbus_active_low;	/* vbus polarity */
+	u8	vbus_polled;		/* Use polling, not interrupt */
+	int	pullup_pin;		/* active == D+ pulled up */
+	u8	pullup_active_low;	/* true == pullup_pin is active low */
+};
+
 /*
  * driver is non-SMP, and just blocks IRQs whenever it needs
  * access protection for chip registers or driver state