1 | // SPDX-License-Identifier: GPL-2.0+ |
2 | /* |
3 | * phy-companion.h -- phy companion to indicate the comparator part of PHY |
4 | * |
5 | * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com |
6 | * |
7 | * Author: Kishon Vijay Abraham I <kishon@ti.com> |
8 | */ |
9 | |
10 | #ifndef __DRIVERS_PHY_COMPANION_H |
11 | #define __DRIVERS_PHY_COMPANION_H |
12 | |
13 | #include <linux/usb/otg.h> |
14 | |
15 | /* phy_companion to take care of VBUS, ID and srp capabilities */ |
16 | struct phy_companion { |
17 | |
18 | /* effective for A-peripheral, ignored for B devices */ |
19 | int (*set_vbus)(struct phy_companion *x, bool enabled); |
20 | |
21 | /* for B devices only: start session with A-Host */ |
22 | int (*start_srp)(struct phy_companion *x); |
23 | }; |
24 | |
25 | #endif /* __DRIVERS_PHY_COMPANION_H */ |
26 | |