include/linux/platform_data/max3421-hcd.h

   1 /*
   2  * Copyright (c) 2014 eGauge Systems LLC
   3  *      Contributed by David Mosberger-Tang <davidm@egauge.net>
   4  *
   5  * Platform-data structure for MAX3421 USB HCD driver.
   6  *
   7  */
   8 #ifndef MAX3421_HCD_PLAT_H_INCLUDED
   9 #define MAX3421_HCD_PLAT_H_INCLUDED
  10
  11 /*
  12  * This structure defines the mapping of certain auxiliary functions to the
  13  * MAX3421E GPIO pins.  The chip has eight GP inputs and eight GP outputs.
  14  * A value of 0 indicates that the pin is not used/wired to anything.
  15  *
  16  * At this point, the only control the max3421-hcd driver cares about is
  17  * to control Vbus (5V to the peripheral).
  18  */
  19 struct max3421_hcd_platform_data {
  20         u8 vbus_gpout;                  /* pin controlling Vbus */
  21         u8 vbus_active_level;           /* level that turns on power */
  22 };
  23
  24 #endif /* MAX3421_HCD_PLAT_H_INCLUDED */