LXR linux/include/linux/power/twl4030_madc

   1/*
   2 * Dumb driver for LiIon batteries using TWL4030 madc.
   3 *
   4 * Copyright 2013 Golden Delicious Computers
   5 * Nikolaus Schaller <hns@goldelico.com>
   6 *
   7 *  This program is free software; you can redistribute it and/or modify it
   8 *  under the terms of the GNU General Public License as published by the
   9 *  Free Software Foundation;  either version 2 of the License, or (at your
  10 *  option) any later version.
  11 *
  12 *  You should have received a copy of the GNU General Public License along
  13 *  with this program; if not, write to the Free Software Foundation, Inc.,
  14 *  675 Mass Ave, Cambridge, MA 02139, USA.
  15 *
  16 */
  17
  18#ifndef __TWL4030_MADC_BATTERY_H
  19#define __TWL4030_MADC_BATTERY_H
  20
  21/*
  22 * Usually we can assume 100% @ 4.15V and 0% @ 3.3V but curves differ for
  23 * charging and discharging!
  24 */
  25
  26struct twl4030_madc_bat_calibration {
  27        short voltage;  /* in mV - specify -1 for end of list */
  28        short level;    /* in percent (0 .. 100%) */
  29};
  30
  31struct twl4030_madc_bat_platform_data {
  32        unsigned int capacity;  /* total capacity in uAh */
  33        struct twl4030_madc_bat_calibration *charging;
  34        int charging_size;
  35        struct twl4030_madc_bat_calibration *discharging;
  36        int discharging_size;
  37};
  38
  39#endif
  40