1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * Dumb driver for LiIon batteries using TWL4030 madc. 4 * 5 * Copyright 2013 Golden Delicious Computers 6 * Nikolaus Schaller <hns@goldelico.com> 7 */ 8 9 #ifndef __TWL4030_MADC_BATTERY_H 10 #define __TWL4030_MADC_BATTERY_H 11 12 /* 13 * Usually we can assume 100% @ 4.15V and 0% @ 3.3V but curves differ for 14 * charging and discharging! 15 */ 16 17 struct twl4030_madc_bat_calibration { 18 short voltage; /* in mV - specify -1 for end of list */ 19 short level; /* in percent (0 .. 100%) */ 20 }; 21 22 struct twl4030_madc_bat_platform_data { 23 unsigned int capacity; /* total capacity in uAh */ 24 struct twl4030_madc_bat_calibration *charging; 25 int charging_size; 26 struct twl4030_madc_bat_calibration *discharging; 27 int discharging_size; 28 }; 29 30 #endif 31