diff options
Diffstat (limited to 'include/linux/power/twl4030_madc_battery.h')
-rw-r--r-- | include/linux/power/twl4030_madc_battery.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/include/linux/power/twl4030_madc_battery.h b/include/linux/power/twl4030_madc_battery.h new file mode 100644 index 000000000..26517e9df --- /dev/null +++ b/include/linux/power/twl4030_madc_battery.h @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Dumb driver for LiIon batteries using TWL4030 madc. + * + * Copyright 2013 Golden Delicious Computers + * Nikolaus Schaller <hns@goldelico.com> + */ + +#ifndef __TWL4030_MADC_BATTERY_H +#define __TWL4030_MADC_BATTERY_H + +/* + * Usually we can assume 100% @ 4.15V and 0% @ 3.3V but curves differ for + * charging and discharging! + */ + +struct twl4030_madc_bat_calibration { + short voltage; /* in mV - specify -1 for end of list */ + short level; /* in percent (0 .. 100%) */ +}; + +struct twl4030_madc_bat_platform_data { + unsigned int capacity; /* total capacity in uAh */ + struct twl4030_madc_bat_calibration *charging; + int charging_size; + struct twl4030_madc_bat_calibration *discharging; + int discharging_size; +}; + +#endif |