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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 */
16struct 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 */