twl4030_madc_battery.h 1.2 KB

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  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. #ifndef __TWL4030_MADC_BATTERY_H
  18. #define __TWL4030_MADC_BATTERY_H
  19. /*
  20. * Usually we can assume 100% @ 4.15V and 0% @ 3.3V but curves differ for
  21. * charging and discharging!
  22. */
  23. struct twl4030_madc_bat_calibration {
  24. short voltage; /* in mV - specify -1 for end of list */
  25. short level; /* in percent (0 .. 100%) */
  26. };
  27. struct twl4030_madc_bat_platform_data {
  28. unsigned int capacity; /* total capacity in uAh */
  29. struct twl4030_madc_bat_calibration *charging;
  30. int charging_size;
  31. struct twl4030_madc_bat_calibration *discharging;
  32. int discharging_size;
  33. };
  34. #endif