u-boot/include/linux/usb/otg.h

/* include/linux/usb/otg.h
 *
 * Copyright (c) 2015 Texas Instruments Incorporated - http://www.ti.com
 *
 * USB OTG (On The Go) defines
 *
 * SPDX-License-Identifier:     GPL-2.0+
 */

#ifndef __LINUX_USB_OTG_H
#define __LINUX_USB_OTG_H

enum usb_dr_mode {
	USB_DR_MODE_UNKNOWN,
	USB_DR_MODE_HOST,
	USB_DR_MODE_PERIPHERAL,
	USB_DR_MODE_OTG,
};

/**
 * usb_get_dr_mode() - Get dual role mode for given device
 * @node: Node offset to the given device
 *
 * The function gets phy interface string from property 'dr_mode',
 * and returns the correspondig enum usb_dr_mode
 */
enum usb_dr_mode usb_get_dr_mode(int node);

#endif /* __LINUX_USB_OTG_H */