1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /* include/linux/usb/otg.h
3  *
4  * Copyright (c) 2015 Texas Instruments Incorporated - http://www.ti.com
5  *
6  * USB OTG (On The Go) defines
7  */
8 
9 #ifndef __LINUX_USB_OTG_H
10 #define __LINUX_USB_OTG_H
11 
12 #include <dm/ofnode.h>
13 
14 enum usb_dr_mode {
15 	USB_DR_MODE_UNKNOWN,
16 	USB_DR_MODE_HOST,
17 	USB_DR_MODE_PERIPHERAL,
18 	USB_DR_MODE_OTG,
19 };
20 
21 /**
22  * usb_get_dr_mode() - Get dual role mode for given device
23  * @node: ofnode of the given device
24  *
25  * The function gets phy interface string from property 'dr_mode',
26  * and returns the correspondig enum usb_dr_mode
27  */
28 enum usb_dr_mode usb_get_dr_mode(ofnode node);
29 
30 /**
31  * usb_get_maximum_speed() - Get maximum speed for given device
32  * @node: ofnode of the given device
33  *
34  * The function gets phy interface string from property 'maximum-speed',
35  * and returns the correspondig enum usb_device_speed
36  */
37 enum usb_device_speed usb_get_maximum_speed(ofnode node);
38 
39 #endif /* __LINUX_USB_OTG_H */
40