1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | * bq2415x charger driver |
4 | * |
5 | * Copyright (C) 2011-2013 Pali Rohár <pali@kernel.org> |
6 | */ |
7 | |
8 | #ifndef BQ2415X_CHARGER_H |
9 | #define BQ2415X_CHARGER_H |
10 | |
11 | /* |
12 | * This is platform data for bq2415x chip. It contains default board |
13 | * voltages and currents which can be also later configured via sysfs. If |
14 | * value is -1 then default chip value (specified in datasheet) will be |
15 | * used. |
16 | * |
17 | * Value resistor_sense is needed for configuring charge and |
18 | * termination current. If it is less or equal to zero, configuring charge |
19 | * and termination current will not be possible. |
20 | * |
21 | * For automode support is needed to provide name of power supply device |
22 | * in value notify_device. Device driver must immediately report property |
23 | * POWER_SUPPLY_PROP_CURRENT_MAX when current changed. |
24 | */ |
25 | |
26 | /* Supported modes with maximal current limit */ |
27 | enum bq2415x_mode { |
28 | BQ2415X_MODE_OFF, /* offline mode (charger disabled) */ |
29 | BQ2415X_MODE_NONE, /* unknown charger (100mA) */ |
30 | BQ2415X_MODE_HOST_CHARGER, /* usb host/hub charger (500mA) */ |
31 | BQ2415X_MODE_DEDICATED_CHARGER, /* dedicated charger (unlimited) */ |
32 | BQ2415X_MODE_BOOST, /* boost mode (charging disabled) */ |
33 | }; |
34 | |
35 | struct bq2415x_platform_data { |
36 | int current_limit; /* mA */ |
37 | int weak_battery_voltage; /* mV */ |
38 | int battery_regulation_voltage; /* mV */ |
39 | int charge_current; /* mA */ |
40 | int termination_current; /* mA */ |
41 | int resistor_sense; /* m ohm */ |
42 | const char *notify_device; /* name */ |
43 | }; |
44 | |
45 | #endif |
46 | |