diff options
Diffstat (limited to 'include/linux/power/bq2415x_charger.h')
| -rw-r--r-- | include/linux/power/bq2415x_charger.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/include/linux/power/bq2415x_charger.h b/include/linux/power/bq2415x_charger.h new file mode 100644 index 000000000..f3c267f2a --- /dev/null +++ b/include/linux/power/bq2415x_charger.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * bq2415x charger driver + * + * Copyright (C) 2011-2013 Pali Rohár <pali@kernel.org> + */ + +#ifndef BQ2415X_CHARGER_H +#define BQ2415X_CHARGER_H + +/* + * This is platform data for bq2415x chip. It contains default board + * voltages and currents which can be also later configured via sysfs. If + * value is -1 then default chip value (specified in datasheet) will be + * used. + * + * Value resistor_sense is needed for configuring charge and + * termination current. If it is less or equal to zero, configuring charge + * and termination current will not be possible. + * + * For automode support is needed to provide name of power supply device + * in value notify_device. Device driver must immediately report property + * POWER_SUPPLY_PROP_CURRENT_MAX when current changed. + */ + +/* Supported modes with maximal current limit */ +enum bq2415x_mode { + BQ2415X_MODE_OFF, /* offline mode (charger disabled) */ + BQ2415X_MODE_NONE, /* unknown charger (100mA) */ + BQ2415X_MODE_HOST_CHARGER, /* usb host/hub charger (500mA) */ + BQ2415X_MODE_DEDICATED_CHARGER, /* dedicated charger (unlimited) */ + BQ2415X_MODE_BOOST, /* boost mode (charging disabled) */ +}; + +struct bq2415x_platform_data { + int current_limit; /* mA */ + int weak_battery_voltage; /* mV */ + int battery_regulation_voltage; /* mV */ + int charge_current; /* mA */ + int termination_current; /* mA */ + int resistor_sense; /* m ohm */ + const char *notify_device; /* name */ +}; + +#endif |