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