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