LXR linux/include/linux/platform

   1/*
   2 * USB related definitions
   3 *
   4 * Copyright (C) 2009 MontaVista Software, Inc. <source@mvista.com>
   5 *
   6 * This file is licensed under the terms of the GNU General Public License
   7 * version 2. This program is licensed "as is" without any warranty of any
   8 * kind, whether express or implied.
   9 */
  10
  11#ifndef __ASM_ARCH_USB_H
  12#define __ASM_ARCH_USB_H
  13
  14struct  da8xx_ohci_root_hub;
  15
  16typedef void (*da8xx_ocic_handler_t)(struct da8xx_ohci_root_hub *hub,
  17                                     unsigned port);
  18
  19/* Passed as the platform data to the OHCI driver */
  20struct  da8xx_ohci_root_hub {
  21        /* Switch the port power on/off */
  22        int     (*set_power)(unsigned port, int on);
  23        /* Read the port power status */
  24        int     (*get_power)(unsigned port);
  25        /* Read the port over-current indicator */
  26        int     (*get_oci)(unsigned port);
  27        /* Over-current indicator change notification (pass NULL to disable) */
  28        int     (*ocic_notify)(da8xx_ocic_handler_t handler);
  29
  30        /* Time from power on to power good (in 2 ms units) */
  31        u8      potpgt;
  32};
  33
  34void davinci_setup_usb(unsigned mA, unsigned potpgt_ms);
  35
  36#endif  /* ifndef __ASM_ARCH_USB_H */
  37