| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| 2 | /* |
| 3 | * phy-companion.h -- phy companion to indicate the comparator part of PHY |
| 4 | * |
| Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 5 | * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * Author: Kishon Vijay Abraham I <kishon@ti.com> |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | */ |
| 19 | |
| 20 | #ifndef __DRIVERS_PHY_COMPANION_H |
| 21 | #define __DRIVERS_PHY_COMPANION_H |
| 22 | |
| 23 | #include <linux/usb/otg.h> |
| 24 | |
| 25 | /* phy_companion to take care of VBUS, ID and srp capabilities */ |
| 26 | struct phy_companion { |
| 27 | |
| 28 | /* effective for A-peripheral, ignored for B devices */ |
| 29 | int (*set_vbus)(struct phy_companion *x, bool enabled); |
| 30 | |
| 31 | /* for B devices only: start session with A-Host */ |
| 32 | int (*start_srp)(struct phy_companion *x); |
| 33 | }; |
| 34 | |
| 35 | #endif /* __DRIVERS_PHY_COMPANION_H */ |