1 /* SPDX-License-Identifier: GPL-2.0-or-later * <<
2 /* 1 /*
3 * bq2415x charger driver 2 * bq2415x charger driver
4 * 3 *
5 * Copyright (C) 2011-2013 Pali Rohár <pali@ !! 4 * Copyright (C) 2011-2013 Pali Rohár <pali.rohar@gmail.com>
>> 5 *
>> 6 * This program is free software; you can redistribute it and/or modify
>> 7 * it under the terms of the GNU General Public License as published by
>> 8 * the Free Software Foundation; either version 2 of the License, or
>> 9 * (at your option) any later version.
>> 10 *
>> 11 * This program is distributed in the hope that it will be useful,
>> 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
>> 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
>> 14 * GNU General Public License for more details.
>> 15 *
>> 16 * You should have received a copy of the GNU General Public License along
>> 17 * with this program; if not, write to the Free Software Foundation, Inc.,
>> 18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
6 */ 19 */
7 20
8 #ifndef BQ2415X_CHARGER_H 21 #ifndef BQ2415X_CHARGER_H
9 #define BQ2415X_CHARGER_H 22 #define BQ2415X_CHARGER_H
10 23
11 /* 24 /*
12 * This is platform data for bq2415x chip. It 25 * This is platform data for bq2415x chip. It contains default board
13 * voltages and currents which can be also lat 26 * voltages and currents which can be also later configured via sysfs. If
14 * value is -1 then default chip value (specif 27 * value is -1 then default chip value (specified in datasheet) will be
15 * used. 28 * used.
16 * 29 *
17 * Value resistor_sense is needed for configur !! 30 * Value resistor_sense is needed for for configuring charge and
18 * termination current. If it is less or equal !! 31 * termination current. It it is less or equal to zero, configuring charge
19 * and termination current will not be possibl 32 * and termination current will not be possible.
20 * 33 *
21 * For automode support is needed to provide n 34 * For automode support is needed to provide name of power supply device
22 * in value notify_device. Device driver must 35 * in value notify_device. Device driver must immediately report property
23 * POWER_SUPPLY_PROP_CURRENT_MAX when current 36 * POWER_SUPPLY_PROP_CURRENT_MAX when current changed.
24 */ 37 */
25 38
26 /* Supported modes with maximal current limit 39 /* Supported modes with maximal current limit */
27 enum bq2415x_mode { 40 enum bq2415x_mode {
28 BQ2415X_MODE_OFF, /* off 41 BQ2415X_MODE_OFF, /* offline mode (charger disabled) */
29 BQ2415X_MODE_NONE, /* unk 42 BQ2415X_MODE_NONE, /* unknown charger (100mA) */
30 BQ2415X_MODE_HOST_CHARGER, /* usb 43 BQ2415X_MODE_HOST_CHARGER, /* usb host/hub charger (500mA) */
31 BQ2415X_MODE_DEDICATED_CHARGER, /* ded 44 BQ2415X_MODE_DEDICATED_CHARGER, /* dedicated charger (unlimited) */
32 BQ2415X_MODE_BOOST, /* boo 45 BQ2415X_MODE_BOOST, /* boost mode (charging disabled) */
33 }; 46 };
34 47
35 struct bq2415x_platform_data { 48 struct bq2415x_platform_data {
36 int current_limit; /* mA 49 int current_limit; /* mA */
37 int weak_battery_voltage; /* mV 50 int weak_battery_voltage; /* mV */
38 int battery_regulation_voltage; /* mV 51 int battery_regulation_voltage; /* mV */
39 int charge_current; /* mA 52 int charge_current; /* mA */
40 int termination_current; /* mA 53 int termination_current; /* mA */
41 int resistor_sense; /* m o 54 int resistor_sense; /* m ohm */
42 const char *notify_device; /* nam 55 const char *notify_device; /* name */
43 }; 56 };
44 57
45 #endif 58 #endif
46 59
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