include/linux/usb/ohci_pdriver.h

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (C) 2012 Hauke Mehrtens <hauke@hauke-m.de>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License as published by the
   7  * Free Software Foundation; either version 2 of the License, or (at your
   8  * option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  12  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software Foundation,
  17  * Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  */
  19
  20 #ifndef __USB_CORE_OHCI_PDRIVER_H
  21 #define __USB_CORE_OHCI_PDRIVER_H
  22
  23 /**
  24  * struct usb_ohci_pdata - platform_data for generic ohci driver
  25  *
  26  * @big_endian_desc:    BE descriptors
  27  * @big_endian_mmio:    BE registers
  28  * @no_big_frame_no:    no big endian frame_no shift
  29  * @num_ports:          number of ports
  30  *
  31  * These are general configuration options for the OHCI controller. All of
  32  * these options are activating more or less workarounds for some hardware.
  33  */
  34 struct usb_ohci_pdata {
  35         unsigned        big_endian_desc:1;
  36         unsigned        big_endian_mmio:1;
  37         unsigned        no_big_frame_no:1;
  38         unsigned int    num_ports;
  39
  40         /* Turn on all power and clocks */
  41         int (*power_on)(struct platform_device *pdev);
  42         /* Turn off all power and clocks */
  43         void (*power_off)(struct platform_device *pdev);
  44         /* Turn on only VBUS suspend power and hotplug detection,
  45          * turn off everything else */
  46         void (*power_suspend)(struct platform_device *pdev);
  47 };
  48
  49 #endif /* __USB_CORE_OHCI_PDRIVER_H */