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phy_companion.h
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1 /*
2  * phy-companion.h -- phy companion to indicate the comparator part of PHY
3  *
4  * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * Author: Kishon Vijay Abraham I <[email protected]>
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  */
18 
19 #ifndef __DRIVERS_PHY_COMPANION_H
20 #define __DRIVERS_PHY_COMPANION_H
21 
22 #include <linux/usb/otg.h>
23 
24 /* phy_companion to take care of VBUS, ID and srp capabilities */
25 struct phy_companion {
26 
27  /* effective for A-peripheral, ignored for B devices */
28  int (*set_vbus)(struct phy_companion *x, bool enabled);
29 
30  /* for B devices only: start session with A-Host */
32 };
33 
34 #endif /* __DRIVERS_PHY_COMPANION_H */