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kernel/linux-rt-4.4.41/include/linux/usb/phy_companion.h 1.13 KB
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  /*
   * phy-companion.h -- phy companion to indicate the comparator part of PHY
   *
   * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * Author: Kishon Vijay Abraham I <kishon@ti.com>
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   */
  
  #ifndef __DRIVERS_PHY_COMPANION_H
  #define __DRIVERS_PHY_COMPANION_H
  
  #include <linux/usb/otg.h>
  
  /* phy_companion to take care of VBUS, ID and srp capabilities */
  struct phy_companion {
  
  	/* effective for A-peripheral, ignored for B devices */
  	int	(*set_vbus)(struct phy_companion *x, bool enabled);
  
  	/* for B devices only:  start session with A-Host */
  	int	(*start_srp)(struct phy_companion *x);
  };
  
  #endif /* __DRIVERS_PHY_COMPANION_H */