diff options
Diffstat (limited to 'include/linux/power')
| -rw-r--r-- | include/linux/power/bq2415x_charger.h | 45 | ||||
| -rw-r--r-- | include/linux/power/bq24190_charger.h | 15 | ||||
| -rw-r--r-- | include/linux/power/bq24735-charger.h | 24 | ||||
| -rw-r--r-- | include/linux/power/bq25890_charger.h | 15 | ||||
| -rw-r--r-- | include/linux/power/bq27xxx_battery.h | 87 | ||||
| -rw-r--r-- | include/linux/power/charger-manager.h | 241 | ||||
| -rw-r--r-- | include/linux/power/gpio-charger.h | 26 | ||||
| -rw-r--r-- | include/linux/power/jz4740-battery.h | 15 | ||||
| -rw-r--r-- | include/linux/power/max17042_battery.h | 266 | ||||
| -rw-r--r-- | include/linux/power/power_on_reason.h | 19 | ||||
| -rw-r--r-- | include/linux/power/sbs-battery.h | 25 | ||||
| -rw-r--r-- | include/linux/power/smartreflex.h | 320 | ||||
| -rw-r--r-- | include/linux/power/twl4030_madc_battery.h | 30 |
13 files changed, 1128 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 diff --git a/include/linux/power/bq24190_charger.h b/include/linux/power/bq24190_charger.h new file mode 100644 index 000000000..313e6fbcb --- /dev/null +++ b/include/linux/power/bq24190_charger.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Platform data for the TI bq24190 battery charger driver. + */ + +#ifndef _BQ24190_CHARGER_H_ +#define _BQ24190_CHARGER_H_ + +#include <linux/regulator/machine.h> + +struct bq24190_platform_data { + const struct regulator_init_data *regulator_init_data; +}; + +#endif diff --git a/include/linux/power/bq24735-charger.h b/include/linux/power/bq24735-charger.h new file mode 100644 index 000000000..321dd009c --- /dev/null +++ b/include/linux/power/bq24735-charger.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + */ + +#ifndef __CHARGER_BQ24735_H_ +#define __CHARGER_BQ24735_H_ + +#include <linux/types.h> +#include <linux/power_supply.h> + +struct bq24735_platform { + uint32_t charge_current; + uint32_t charge_voltage; + uint32_t input_current; + + const char *name; + + bool ext_control; + + char **supplied_to; + size_t num_supplicants; +}; + +#endif /* __CHARGER_BQ24735_H_ */ diff --git a/include/linux/power/bq25890_charger.h b/include/linux/power/bq25890_charger.h new file mode 100644 index 000000000..c706ddb77 --- /dev/null +++ b/include/linux/power/bq25890_charger.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Platform data for the TI bq25890 battery charger driver. + */ + +#ifndef _BQ25890_CHARGER_H_ +#define _BQ25890_CHARGER_H_ + +struct regulator_init_data; + +struct bq25890_platform_data { + const struct regulator_init_data *regulator_init_data; +}; + +#endif diff --git a/include/linux/power/bq27xxx_battery.h b/include/linux/power/bq27xxx_battery.h new file mode 100644 index 000000000..7c8d65414 --- /dev/null +++ b/include/linux/power/bq27xxx_battery.h @@ -0,0 +1,87 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __LINUX_BQ27X00_BATTERY_H__ +#define __LINUX_BQ27X00_BATTERY_H__ + +#include <linux/power_supply.h> + +enum bq27xxx_chip { + BQ27000 = 1, /* bq27000, bq27200 */ + BQ27010, /* bq27010, bq27210 */ + BQ2750X, /* bq27500 deprecated alias */ + BQ2751X, /* bq27510, bq27520 deprecated alias */ + BQ2752X, + BQ27500, /* bq27500/1 */ + BQ27510G1, /* bq27510G1 */ + BQ27510G2, /* bq27510G2 */ + BQ27510G3, /* bq27510G3 */ + BQ27520G1, /* bq27520G1 */ + BQ27520G2, /* bq27520G2 */ + BQ27520G3, /* bq27520G3 */ + BQ27520G4, /* bq27520G4 */ + BQ27521, /* bq27521 */ + BQ27530, /* bq27530, bq27531 */ + BQ27531, + BQ27541, /* bq27541, bq27542, bq27546, bq27742 */ + BQ27542, + BQ27546, + BQ27742, + BQ27545, /* bq27545 */ + BQ27411, + BQ27421, /* bq27421, bq27441, bq27621 */ + BQ27425, + BQ27426, + BQ27441, + BQ27621, + BQ27Z561, + BQ28Z610, + BQ34Z100, + BQ78Z100, +}; + +struct bq27xxx_device_info; +struct bq27xxx_access_methods { + int (*read)(struct bq27xxx_device_info *di, u8 reg, bool single); + int (*write)(struct bq27xxx_device_info *di, u8 reg, int value, bool single); + int (*read_bulk)(struct bq27xxx_device_info *di, u8 reg, u8 *data, int len); + int (*write_bulk)(struct bq27xxx_device_info *di, u8 reg, u8 *data, int len); +}; + +struct bq27xxx_reg_cache { + int temperature; + int time_to_empty; + int time_to_empty_avg; + int time_to_full; + int charge_full; + int cycle_count; + int capacity; + int energy; + int flags; + int health; +}; + +struct bq27xxx_device_info { + struct device *dev; + int id; + enum bq27xxx_chip chip; + u32 opts; + const char *name; + struct bq27xxx_dm_reg *dm_regs; + u32 unseal_key; + struct bq27xxx_access_methods bus; + struct bq27xxx_reg_cache cache; + int charge_design_full; + bool removed; + unsigned long last_update; + union power_supply_propval last_status; + struct delayed_work work; + struct power_supply *bat; + struct list_head list; + struct mutex lock; + u8 *regs; +}; + +void bq27xxx_battery_update(struct bq27xxx_device_info *di); +int bq27xxx_battery_setup(struct bq27xxx_device_info *di); +void bq27xxx_battery_teardown(struct bq27xxx_device_info *di); + +#endif diff --git a/include/linux/power/charger-manager.h b/include/linux/power/charger-manager.h new file mode 100644 index 000000000..45e228b35 --- /dev/null +++ b/include/linux/power/charger-manager.h @@ -0,0 +1,241 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2011 Samsung Electronics Co., Ltd. + * MyungJoo.Ham <myungjoo.ham@samsung.com> + * + * Charger Manager. + * This framework enables to control and multiple chargers and to + * monitor charging even in the context of suspend-to-RAM with + * an interface combining the chargers. + * +**/ + +#ifndef _CHARGER_MANAGER_H +#define _CHARGER_MANAGER_H + +#include <linux/power_supply.h> +#include <linux/extcon.h> +#include <linux/alarmtimer.h> + +enum data_source { + CM_BATTERY_PRESENT, + CM_NO_BATTERY, + CM_FUEL_GAUGE, + CM_CHARGER_STAT, +}; + +enum polling_modes { + CM_POLL_DISABLE = 0, + CM_POLL_ALWAYS, + CM_POLL_EXTERNAL_POWER_ONLY, + CM_POLL_CHARGING_ONLY, +}; + +enum cm_batt_temp { + CM_BATT_OK = 0, + CM_BATT_OVERHEAT, + CM_BATT_COLD, +}; + +/** + * struct charger_cable + * @extcon_name: the name of extcon device. + * @name: the name of the cable connector + * @extcon_dev: the extcon device. + * @wq: the workqueue to control charger according to the state of + * charger cable. If charger cable is attached, enable charger. + * But if charger cable is detached, disable charger. + * @nb: the notifier block to receive changed state from EXTCON + * (External Connector) when charger cable is attached/detached. + * @attached: the state of charger cable. + * true: the charger cable is attached + * false: the charger cable is detached + * @charger: the instance of struct charger_regulator. + * @cm: the Charger Manager representing the battery. + */ +struct charger_cable { + const char *extcon_name; + const char *name; + struct extcon_dev *extcon_dev; + u64 extcon_type; + + /* The charger-manager use Extcon framework */ + struct work_struct wq; + struct notifier_block nb; + + /* The state of charger cable */ + bool attached; + + struct charger_regulator *charger; + + /* + * Set min/max current of regulator to protect over-current issue + * according to a kind of charger cable when cable is attached. + */ + int min_uA; + int max_uA; + + struct charger_manager *cm; +}; + +/** + * struct charger_regulator + * @regulator_name: the name of regulator for using charger. + * @consumer: the regulator consumer for the charger. + * @externally_control: + * Set if the charger-manager cannot control charger, + * the charger will be maintained with disabled state. + * @cables: + * the array of charger cables to enable/disable charger + * and set current limit according to constraint data of + * struct charger_cable if only charger cable included + * in the array of charger cables is attached/detached. + * @num_cables: the number of charger cables. + * @attr_g: Attribute group for the charger(regulator) + * @attr_name: "name" sysfs entry + * @attr_state: "state" sysfs entry + * @attr_externally_control: "externally_control" sysfs entry + * @attrs: Arrays pointing to attr_name/state/externally_control for attr_g + */ +struct charger_regulator { + /* The name of regulator for charging */ + const char *regulator_name; + struct regulator *consumer; + + /* charger never on when system is on */ + int externally_control; + + /* + * Store constraint information related to current limit, + * each cable have different condition for charging. + */ + struct charger_cable *cables; + int num_cables; + + struct attribute_group attr_grp; + struct device_attribute attr_name; + struct device_attribute attr_state; + struct device_attribute attr_externally_control; + struct attribute *attrs[4]; + + struct charger_manager *cm; +}; + +/** + * struct charger_desc + * @psy_name: the name of power-supply-class for charger manager + * @polling_mode: + * Determine which polling mode will be used + * @fullbatt_vchkdrop_uV: + * Check voltage drop after the battery is fully charged. + * If it has dropped more than fullbatt_vchkdrop_uV + * CM will restart charging. + * @fullbatt_uV: voltage in microvolt + * If VBATT >= fullbatt_uV, it is assumed to be full. + * @fullbatt_soc: state of Charge in % + * If state of Charge >= fullbatt_soc, it is assumed to be full. + * @fullbatt_full_capacity: full capacity measure + * If full capacity of battery >= fullbatt_full_capacity, + * it is assumed to be full. + * @polling_interval_ms: interval in millisecond at which + * charger manager will monitor battery health + * @battery_present: + * Specify where information for existence of battery can be obtained + * @psy_charger_stat: the names of power-supply for chargers + * @num_charger_regulator: the number of entries in charger_regulators + * @charger_regulators: array of charger regulators + * @psy_fuel_gauge: the name of power-supply for fuel gauge + * @thermal_zone : the name of thermal zone for battery + * @temp_min : Minimum battery temperature for charging. + * @temp_max : Maximum battery temperature for charging. + * @temp_diff : Temperature difference to restart charging. + * @measure_battery_temp: + * true: measure battery temperature + * false: measure ambient temperature + * @charging_max_duration_ms: Maximum possible duration for charging + * If whole charging duration exceed 'charging_max_duration_ms', + * cm stop charging. + * @discharging_max_duration_ms: + * Maximum possible duration for discharging with charger cable + * after full-batt. If discharging duration exceed 'discharging + * max_duration_ms', cm start charging. + */ +struct charger_desc { + const char *psy_name; + + enum polling_modes polling_mode; + unsigned int polling_interval_ms; + + unsigned int fullbatt_vchkdrop_uV; + unsigned int fullbatt_uV; + unsigned int fullbatt_soc; + unsigned int fullbatt_full_capacity; + + enum data_source battery_present; + + const char **psy_charger_stat; + + int num_charger_regulators; + struct charger_regulator *charger_regulators; + const struct attribute_group **sysfs_groups; + + const char *psy_fuel_gauge; + + const char *thermal_zone; + + int temp_min; + int temp_max; + int temp_diff; + + bool measure_battery_temp; + + u32 charging_max_duration_ms; + u32 discharging_max_duration_ms; +}; + +#define PSY_NAME_MAX 30 + +/** + * struct charger_manager + * @entry: entry for list + * @dev: device pointer + * @desc: instance of charger_desc + * @fuel_gauge: power_supply for fuel gauge + * @charger_stat: array of power_supply for chargers + * @tzd_batt : thermal zone device for battery + * @charger_enabled: the state of charger + * @emergency_stop: + * When setting true, stop charging + * @psy_name_buf: the name of power-supply-class for charger manager + * @charger_psy: power_supply for charger manager + * @status_save_ext_pwr_inserted: + * saved status of external power before entering suspend-to-RAM + * @status_save_batt: + * saved status of battery before entering suspend-to-RAM + * @charging_start_time: saved start time of enabling charging + * @charging_end_time: saved end time of disabling charging + * @battery_status: Current battery status + */ +struct charger_manager { + struct list_head entry; + struct device *dev; + struct charger_desc *desc; + +#ifdef CONFIG_THERMAL + struct thermal_zone_device *tzd_batt; +#endif + bool charger_enabled; + + int emergency_stop; + + char psy_name_buf[PSY_NAME_MAX + 1]; + struct power_supply_desc charger_psy_desc; + struct power_supply *charger_psy; + + u64 charging_start_time; + u64 charging_end_time; + + int battery_status; +}; + +#endif /* _CHARGER_MANAGER_H */ diff --git a/include/linux/power/gpio-charger.h b/include/linux/power/gpio-charger.h new file mode 100644 index 000000000..c0b7657ac --- /dev/null +++ b/include/linux/power/gpio-charger.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de> + */ + +#ifndef __LINUX_POWER_GPIO_CHARGER_H__ +#define __LINUX_POWER_GPIO_CHARGER_H__ + +#include <linux/power_supply.h> +#include <linux/types.h> + +/** + * struct gpio_charger_platform_data - platform_data for gpio_charger devices + * @name: Name for the chargers power_supply device + * @type: Type of the charger + * @supplied_to: Array of battery names to which this chargers supplies power + * @num_supplicants: Number of entries in the supplied_to array + */ +struct gpio_charger_platform_data { + const char *name; + enum power_supply_type type; + char **supplied_to; + size_t num_supplicants; +}; + +#endif diff --git a/include/linux/power/jz4740-battery.h b/include/linux/power/jz4740-battery.h new file mode 100644 index 000000000..10da21167 --- /dev/null +++ b/include/linux/power/jz4740-battery.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2009, Jiejing Zhang <kzjeef@gmail.com> + */ + +#ifndef __JZ4740_BATTERY_H +#define __JZ4740_BATTERY_H + +struct jz_battery_platform_data { + struct power_supply_info info; + int gpio_charge; /* GPIO port of Charger state */ + int gpio_charge_active_low; +}; + +#endif diff --git a/include/linux/power/max17042_battery.h b/include/linux/power/max17042_battery.h new file mode 100644 index 000000000..c417abd2a --- /dev/null +++ b/include/linux/power/max17042_battery.h @@ -0,0 +1,266 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Fuel gauge driver for Maxim 17042 / 8966 / 8997 + * Note that Maxim 8966 and 8997 are mfd and this is its subdevice. + * + * Copyright (C) 2011 Samsung Electronics + * MyungJoo Ham <myungjoo.ham@samsung.com> + */ + +#ifndef __MAX17042_BATTERY_H_ +#define __MAX17042_BATTERY_H_ + +#define MAX17042_STATUS_BattAbsent (1 << 3) +#define MAX17042_BATTERY_FULL (95) /* Recommend. FullSOCThr value */ +#define MAX17042_DEFAULT_SNS_RESISTOR (10000) +#define MAX17042_DEFAULT_VMIN (3000) +#define MAX17042_DEFAULT_VMAX (4500) /* LiHV cell max */ +#define MAX17042_DEFAULT_TEMP_MIN (0) /* For sys without temp sensor */ +#define MAX17042_DEFAULT_TEMP_MAX (700) /* 70 degrees Celcius */ + +/* Consider RepCap which is less then 10 units below FullCAP full */ +#define MAX17042_FULL_THRESHOLD 10 + +#define MAX17042_CHARACTERIZATION_DATA_SIZE 48 + +enum max17042_register { + MAX17042_STATUS = 0x00, + MAX17042_VALRT_Th = 0x01, + MAX17042_TALRT_Th = 0x02, + MAX17042_SALRT_Th = 0x03, + MAX17042_AtRate = 0x04, + MAX17042_RepCap = 0x05, + MAX17042_RepSOC = 0x06, + MAX17042_Age = 0x07, + MAX17042_TEMP = 0x08, + MAX17042_VCELL = 0x09, + MAX17042_Current = 0x0A, + MAX17042_AvgCurrent = 0x0B, + + MAX17042_SOC = 0x0D, + MAX17042_AvSOC = 0x0E, + MAX17042_RemCap = 0x0F, + MAX17042_FullCAP = 0x10, + MAX17042_TTE = 0x11, + MAX17042_V_empty = 0x12, + + MAX17042_RSLOW = 0x14, + + MAX17042_AvgTA = 0x16, + MAX17042_Cycles = 0x17, + MAX17042_DesignCap = 0x18, + MAX17042_AvgVCELL = 0x19, + MAX17042_MinMaxTemp = 0x1A, + MAX17042_MinMaxVolt = 0x1B, + MAX17042_MinMaxCurr = 0x1C, + MAX17042_CONFIG = 0x1D, + MAX17042_ICHGTerm = 0x1E, + MAX17042_AvCap = 0x1F, + MAX17042_ManName = 0x20, + MAX17042_DevName = 0x21, + + MAX17042_FullCAPNom = 0x23, + MAX17042_TempNom = 0x24, + MAX17042_TempLim = 0x25, + MAX17042_TempHot = 0x26, + MAX17042_AIN = 0x27, + MAX17042_LearnCFG = 0x28, + MAX17042_FilterCFG = 0x29, + MAX17042_RelaxCFG = 0x2A, + MAX17042_MiscCFG = 0x2B, + MAX17042_TGAIN = 0x2C, + MAX17042_TOFF = 0x2D, + MAX17042_CGAIN = 0x2E, + MAX17042_COFF = 0x2F, + + MAX17042_MaskSOC = 0x32, + MAX17042_SOC_empty = 0x33, + MAX17042_T_empty = 0x34, + + MAX17042_FullCAP0 = 0x35, + MAX17042_IAvg_empty = 0x36, + MAX17042_FCTC = 0x37, + MAX17042_RCOMP0 = 0x38, + MAX17042_TempCo = 0x39, + MAX17042_EmptyTempCo = 0x3A, + MAX17042_K_empty0 = 0x3B, + MAX17042_TaskPeriod = 0x3C, + MAX17042_FSTAT = 0x3D, + + MAX17042_SHDNTIMER = 0x3F, + + MAX17042_dQacc = 0x45, + MAX17042_dPacc = 0x46, + + MAX17042_VFSOC0 = 0x48, + + MAX17042_QH = 0x4D, + MAX17042_QL = 0x4E, + + MAX17042_VFSOC0Enable = 0x60, + MAX17042_MLOCKReg1 = 0x62, + MAX17042_MLOCKReg2 = 0x63, + + MAX17042_MODELChrTbl = 0x80, + + MAX17042_OCV = 0xEE, + + MAX17042_OCVInternal = 0xFB, /* MAX17055 VFOCV */ + + MAX17042_VFSOC = 0xFF, +}; + +/* Registers specific to max17055 only */ +enum max17055_register { + MAX17055_QRes = 0x0C, + MAX17055_RCell = 0x14, + MAX17055_TTF = 0x20, + MAX17055_DieTemp = 0x34, + MAX17055_USER_MEM = 0x40, + MAX17055_RGAIN = 0x43, + + MAX17055_ConvgCfg = 0x49, + MAX17055_VFRemCap = 0x4A, + + MAX17055_STATUS2 = 0xB0, + MAX17055_POWER = 0xB1, + MAX17055_ID = 0xB2, + MAX17055_AvgPower = 0xB3, + MAX17055_IAlrtTh = 0xB4, + MAX17055_TTFCfg = 0xB5, + MAX17055_CVMixCap = 0xB6, + MAX17055_CVHalfTime = 0xB7, + MAX17055_CGTempCo = 0xB8, + MAX17055_Curve = 0xB9, + MAX17055_HibCfg = 0xBA, + MAX17055_Config2 = 0xBB, + MAX17055_VRipple = 0xBC, + MAX17055_RippleCfg = 0xBD, + MAX17055_TimerH = 0xBE, + + MAX17055_RSense = 0xD0, + MAX17055_ScOcvLim = 0xD1, + + MAX17055_SOCHold = 0xD3, + MAX17055_MaxPeakPwr = 0xD4, + MAX17055_SusPeakPwr = 0xD5, + MAX17055_PackResistance = 0xD6, + MAX17055_SysResistance = 0xD7, + MAX17055_MinSysV = 0xD8, + MAX17055_MPPCurrent = 0xD9, + MAX17055_SPPCurrent = 0xDA, + MAX17055_ModelCfg = 0xDB, + MAX17055_AtQResidual = 0xDC, + MAX17055_AtTTE = 0xDD, + MAX17055_AtAvSOC = 0xDE, + MAX17055_AtAvCap = 0xDF, +}; + +/* Registers specific to max17047/50/55 */ +enum max17047_register { + MAX17047_QRTbl00 = 0x12, + MAX17047_FullSOCThr = 0x13, + MAX17047_QRTbl10 = 0x22, + MAX17047_QRTbl20 = 0x32, + MAX17047_V_empty = 0x3A, + MAX17047_TIMER = 0x3E, + MAX17047_QRTbl30 = 0x42, +}; + +enum max170xx_chip_type { + MAXIM_DEVICE_TYPE_UNKNOWN = 0, + MAXIM_DEVICE_TYPE_MAX17042, + MAXIM_DEVICE_TYPE_MAX17047, + MAXIM_DEVICE_TYPE_MAX17050, + MAXIM_DEVICE_TYPE_MAX17055, + + MAXIM_DEVICE_TYPE_NUM +}; + +/* + * used for setting a register to a desired value + * addr : address for a register + * data : setting value for the register + */ +struct max17042_reg_data { + u8 addr; + u16 data; +}; + +struct max17042_config_data { + /* External current sense resistor value in milli-ohms */ + u32 cur_sense_val; + + /* A/D measurement */ + u16 tgain; /* 0x2C */ + u16 toff; /* 0x2D */ + u16 cgain; /* 0x2E */ + u16 coff; /* 0x2F */ + + /* Alert / Status */ + u16 valrt_thresh; /* 0x01 */ + u16 talrt_thresh; /* 0x02 */ + u16 soc_alrt_thresh; /* 0x03 */ + u16 config; /* 0x01D */ + u16 shdntimer; /* 0x03F */ + + /* App data */ + u16 full_soc_thresh; /* 0x13 */ + u16 design_cap; /* 0x18 */ + u16 ichgt_term; /* 0x1E */ + + /* MG3 config */ + u16 at_rate; /* 0x04 */ + u16 learn_cfg; /* 0x28 */ + u16 filter_cfg; /* 0x29 */ + u16 relax_cfg; /* 0x2A */ + u16 misc_cfg; /* 0x2B */ + u16 masksoc; /* 0x32 */ + + /* MG3 save and restore */ + u16 fullcap; /* 0x10 */ + u16 fullcapnom; /* 0x23 */ + u16 socempty; /* 0x33 */ + u16 iavg_empty; /* 0x36 */ + u16 dqacc; /* 0x45 */ + u16 dpacc; /* 0x46 */ + u16 qrtbl00; /* 0x12 */ + u16 qrtbl10; /* 0x22 */ + u16 qrtbl20; /* 0x32 */ + u16 qrtbl30; /* 0x42 */ + + /* Cell technology from power_supply.h */ + u16 cell_technology; + + /* Cell Data */ + u16 vempty; /* 0x12 */ + u16 temp_nom; /* 0x24 */ + u16 temp_lim; /* 0x25 */ + u16 fctc; /* 0x37 */ + u16 rcomp0; /* 0x38 */ + u16 tcompc0; /* 0x39 */ + u16 empty_tempco; /* 0x3A */ + u16 kempty0; /* 0x3B */ + u16 cell_char_tbl[MAX17042_CHARACTERIZATION_DATA_SIZE]; +} __packed; + +struct max17042_platform_data { + struct max17042_reg_data *init_data; + struct max17042_config_data *config_data; + int num_init_data; /* Number of enties in init_data array */ + bool enable_current_sense; + bool enable_por_init; /* Use POR init from Maxim appnote */ + + /* + * R_sns in micro-ohms. + * default 10000 (if r_sns = 0) as it is the recommended value by + * the datasheet although it can be changed by board designers. + */ + unsigned int r_sns; + int vmin; /* in millivolts */ + int vmax; /* in millivolts */ + int temp_min; /* in tenths of degree Celsius */ + int temp_max; /* in tenths of degree Celsius */ +}; + +#endif /* __MAX17042_BATTERY_H_ */ diff --git a/include/linux/power/power_on_reason.h b/include/linux/power/power_on_reason.h new file mode 100644 index 000000000..95a1ec0c4 --- /dev/null +++ b/include/linux/power/power_on_reason.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Author: Kamel Bouhra <kamel.bouhara@bootlin.com> + */ + +#ifndef POWER_ON_REASON_H +#define POWER_ON_REASON_H + +#define POWER_ON_REASON_REGULAR "regular power-up" +#define POWER_ON_REASON_RTC "RTC wakeup" +#define POWER_ON_REASON_WATCHDOG "watchdog timeout" +#define POWER_ON_REASON_SOFTWARE "software reset" +#define POWER_ON_REASON_RST_BTN "reset button action" +#define POWER_ON_REASON_CPU_CLK_FAIL "CPU clock failure" +#define POWER_ON_REASON_XTAL_FAIL "crystal oscillator failure" +#define POWER_ON_REASON_BROWN_OUT "brown-out reset" +#define POWER_ON_REASON_UNKNOWN "unknown reason" + +#endif /* POWER_ON_REASON_H */ diff --git a/include/linux/power/sbs-battery.h b/include/linux/power/sbs-battery.h new file mode 100644 index 000000000..ccfe79783 --- /dev/null +++ b/include/linux/power/sbs-battery.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Gas Gauge driver for SBS Compliant Gas Gauges + * + * Copyright (c) 2010, NVIDIA Corporation. + */ + +#ifndef __LINUX_POWER_SBS_BATTERY_H_ +#define __LINUX_POWER_SBS_BATTERY_H_ + +#include <linux/power_supply.h> +#include <linux/types.h> + +/** + * struct sbs_platform_data - platform data for sbs devices + * @i2c_retry_count: # of times to retry on i2c IO failure + * @poll_retry_count: # of times to retry looking for new status after + * external change notification + */ +struct sbs_platform_data { + u32 i2c_retry_count; + u32 poll_retry_count; +}; + +#endif diff --git a/include/linux/power/smartreflex.h b/include/linux/power/smartreflex.h new file mode 100644 index 000000000..3a2c79dfc --- /dev/null +++ b/include/linux/power/smartreflex.h @@ -0,0 +1,320 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * OMAP Smartreflex Defines and Routines + * + * Author: Thara Gopinath <thara@ti.com> + * + * Copyright (C) 2010 Texas Instruments, Inc. + * Thara Gopinath <thara@ti.com> + * + * Copyright (C) 2008 Nokia Corporation + * Kalle Jokiniemi + * + * Copyright (C) 2007 Texas Instruments, Inc. + * Lesly A M <x0080970@ti.com> + */ + +#ifndef __POWER_SMARTREFLEX_H +#define __POWER_SMARTREFLEX_H + +#include <linux/types.h> +#include <linux/platform_device.h> +#include <linux/delay.h> +#include <linux/platform_data/voltage-omap.h> + +/* + * Different Smartreflex IPs version. The v1 is the 65nm version used in + * OMAP3430. The v2 is the update for the 45nm version of the IP + * used in OMAP3630 and OMAP4430 + */ +#define SR_TYPE_V1 1 +#define SR_TYPE_V2 2 + +/* SMART REFLEX REG ADDRESS OFFSET */ +#define SRCONFIG 0x00 +#define SRSTATUS 0x04 +#define SENVAL 0x08 +#define SENMIN 0x0C +#define SENMAX 0x10 +#define SENAVG 0x14 +#define AVGWEIGHT 0x18 +#define NVALUERECIPROCAL 0x1c +#define SENERROR_V1 0x20 +#define ERRCONFIG_V1 0x24 +#define IRQ_EOI 0x20 +#define IRQSTATUS_RAW 0x24 +#define IRQSTATUS 0x28 +#define IRQENABLE_SET 0x2C +#define IRQENABLE_CLR 0x30 +#define SENERROR_V2 0x34 +#define ERRCONFIG_V2 0x38 + +/* Bit/Shift Positions */ + +/* SRCONFIG */ +#define SRCONFIG_ACCUMDATA_SHIFT 22 +#define SRCONFIG_SRCLKLENGTH_SHIFT 12 +#define SRCONFIG_SENNENABLE_V1_SHIFT 5 +#define SRCONFIG_SENPENABLE_V1_SHIFT 3 +#define SRCONFIG_SENNENABLE_V2_SHIFT 1 +#define SRCONFIG_SENPENABLE_V2_SHIFT 0 +#define SRCONFIG_CLKCTRL_SHIFT 0 + +#define SRCONFIG_ACCUMDATA_MASK (0x3ff << 22) + +#define SRCONFIG_SRENABLE BIT(11) +#define SRCONFIG_SENENABLE BIT(10) +#define SRCONFIG_ERRGEN_EN BIT(9) +#define SRCONFIG_MINMAXAVG_EN BIT(8) +#define SRCONFIG_DELAYCTRL BIT(2) + +/* AVGWEIGHT */ +#define AVGWEIGHT_SENPAVGWEIGHT_SHIFT 2 +#define AVGWEIGHT_SENNAVGWEIGHT_SHIFT 0 + +/* NVALUERECIPROCAL */ +#define NVALUERECIPROCAL_SENPGAIN_SHIFT 20 +#define NVALUERECIPROCAL_SENNGAIN_SHIFT 16 +#define NVALUERECIPROCAL_RNSENP_SHIFT 8 +#define NVALUERECIPROCAL_RNSENN_SHIFT 0 + +/* ERRCONFIG */ +#define ERRCONFIG_ERRWEIGHT_SHIFT 16 +#define ERRCONFIG_ERRMAXLIMIT_SHIFT 8 +#define ERRCONFIG_ERRMINLIMIT_SHIFT 0 + +#define SR_ERRWEIGHT_MASK (0x07 << 16) +#define SR_ERRMAXLIMIT_MASK (0xff << 8) +#define SR_ERRMINLIMIT_MASK (0xff << 0) + +#define ERRCONFIG_VPBOUNDINTEN_V1 BIT(31) +#define ERRCONFIG_VPBOUNDINTST_V1 BIT(30) +#define ERRCONFIG_MCUACCUMINTEN BIT(29) +#define ERRCONFIG_MCUACCUMINTST BIT(28) +#define ERRCONFIG_MCUVALIDINTEN BIT(27) +#define ERRCONFIG_MCUVALIDINTST BIT(26) +#define ERRCONFIG_MCUBOUNDINTEN BIT(25) +#define ERRCONFIG_MCUBOUNDINTST BIT(24) +#define ERRCONFIG_MCUDISACKINTEN BIT(23) +#define ERRCONFIG_VPBOUNDINTST_V2 BIT(23) +#define ERRCONFIG_MCUDISACKINTST BIT(22) +#define ERRCONFIG_VPBOUNDINTEN_V2 BIT(22) + +#define ERRCONFIG_STATUS_V1_MASK (ERRCONFIG_VPBOUNDINTST_V1 | \ + ERRCONFIG_MCUACCUMINTST | \ + ERRCONFIG_MCUVALIDINTST | \ + ERRCONFIG_MCUBOUNDINTST | \ + ERRCONFIG_MCUDISACKINTST) +/* IRQSTATUS */ +#define IRQSTATUS_MCUACCUMINT BIT(3) +#define IRQSTATUS_MCVALIDINT BIT(2) +#define IRQSTATUS_MCBOUNDSINT BIT(1) +#define IRQSTATUS_MCUDISABLEACKINT BIT(0) + +/* IRQENABLE_SET and IRQENABLE_CLEAR */ +#define IRQENABLE_MCUACCUMINT BIT(3) +#define IRQENABLE_MCUVALIDINT BIT(2) +#define IRQENABLE_MCUBOUNDSINT BIT(1) +#define IRQENABLE_MCUDISABLEACKINT BIT(0) + +/* Common Bit values */ + +#define SRCLKLENGTH_12MHZ_SYSCLK 0x3c +#define SRCLKLENGTH_13MHZ_SYSCLK 0x41 +#define SRCLKLENGTH_19MHZ_SYSCLK 0x60 +#define SRCLKLENGTH_26MHZ_SYSCLK 0x82 +#define SRCLKLENGTH_38MHZ_SYSCLK 0xC0 + +/* + * 3430 specific values. Maybe these should be passed from board file or + * pmic structures. + */ +#define OMAP3430_SR_ACCUMDATA 0x1f4 + +#define OMAP3430_SR1_SENPAVGWEIGHT 0x03 +#define OMAP3430_SR1_SENNAVGWEIGHT 0x03 + +#define OMAP3430_SR2_SENPAVGWEIGHT 0x01 +#define OMAP3430_SR2_SENNAVGWEIGHT 0x01 + +#define OMAP3430_SR_ERRWEIGHT 0x04 +#define OMAP3430_SR_ERRMAXLIMIT 0x02 + +enum sr_instance { + OMAP_SR_MPU, /* shared with iva on omap3 */ + OMAP_SR_CORE, + OMAP_SR_IVA, + OMAP_SR_NR, +}; + +struct omap_sr { + char *name; + struct list_head node; + struct platform_device *pdev; + struct omap_sr_nvalue_table *nvalue_table; + struct voltagedomain *voltdm; + struct dentry *dbg_dir; + unsigned int irq; + struct clk *fck; + int srid; + int ip_type; + int nvalue_count; + bool autocomp_active; + u32 clk_length; + u32 err_weight; + u32 err_minlimit; + u32 err_maxlimit; + u32 accum_data; + u32 senn_avgweight; + u32 senp_avgweight; + u32 senp_mod; + u32 senn_mod; + void __iomem *base; + unsigned long enabled:1; +}; + +/** + * test_cond_timeout - busy-loop, testing a condition + * @cond: condition to test until it evaluates to true + * @timeout: maximum number of microseconds in the timeout + * @index: loop index (integer) + * + * Loop waiting for @cond to become true or until at least @timeout + * microseconds have passed. To use, define some integer @index in the + * calling code. After running, if @index == @timeout, then the loop has + * timed out. + * + * Copied from omap_test_timeout */ +#define sr_test_cond_timeout(cond, timeout, index) \ +({ \ + for (index = 0; index < timeout; index++) { \ + if (cond) \ + break; \ + udelay(1); \ + } \ +}) + +/** + * struct omap_sr_pmic_data - Strucutre to be populated by pmic code to pass + * pmic specific info to smartreflex driver + * + * @sr_pmic_init: API to initialize smartreflex on the PMIC side. + */ +struct omap_sr_pmic_data { + void (*sr_pmic_init) (void); +}; + +/** + * struct omap_smartreflex_dev_attr - Smartreflex Device attribute. + * + * @sensor_voltdm_name: Name of voltdomain of SR instance + */ +struct omap_smartreflex_dev_attr { + const char *sensor_voltdm_name; +}; + +/* + * The smart reflex driver supports CLASS1 CLASS2 and CLASS3 SR. + * The smartreflex class driver should pass the class type. + * Should be used to populate the class_type field of the + * omap_smartreflex_class_data structure. + */ +#define SR_CLASS1 0x1 +#define SR_CLASS2 0x2 +#define SR_CLASS3 0x3 + +/** + * struct omap_sr_class_data - Smartreflex class driver info + * + * @enable: API to enable a particular class smaartreflex. + * @disable: API to disable a particular class smartreflex. + * @configure: API to configure a particular class smartreflex. + * @notify: API to notify the class driver about an event in SR. + * Not needed for class3. + * @notify_flags: specify the events to be notified to the class driver + * @class_type: specify which smartreflex class. + * Can be used by the SR driver to take any class + * based decisions. + */ +struct omap_sr_class_data { + int (*enable)(struct omap_sr *sr); + int (*disable)(struct omap_sr *sr, int is_volt_reset); + int (*configure)(struct omap_sr *sr); + int (*notify)(struct omap_sr *sr, u32 status); + u8 notify_flags; + u8 class_type; +}; + +/** + * struct omap_sr_nvalue_table - Smartreflex n-target value info + * + * @efuse_offs: The offset of the efuse where n-target values are stored. + * @nvalue: The n-target value. + * @errminlimit: The value of the ERRMINLIMIT bitfield for this n-target + * @volt_nominal: microvolts DC that the VDD is initially programmed to + */ +struct omap_sr_nvalue_table { + u32 efuse_offs; + u32 nvalue; + u32 errminlimit; + unsigned long volt_nominal; +}; + +/** + * struct omap_sr_data - Smartreflex platform data. + * + * @name: instance name + * @ip_type: Smartreflex IP type. + * @senp_mod: SENPENABLE value of the sr CONFIG register + * @senn_mod: SENNENABLE value for sr CONFIG register + * @err_weight ERRWEIGHT value of the sr ERRCONFIG register + * @err_maxlimit ERRMAXLIMIT value of the sr ERRCONFIG register + * @accum_data ACCUMDATA value of the sr CONFIG register + * @senn_avgweight SENNAVGWEIGHT value of the sr AVGWEIGHT register + * @senp_avgweight SENPAVGWEIGHT value of the sr AVGWEIGHT register + * @nvalue_count: Number of distinct nvalues in the nvalue table + * @nvalue_table: table containing the efuse offsets and nvalues + * corresponding to them. + * @voltdm: Pointer to the voltage domain associated with the SR + */ +struct omap_sr_data { + const char *name; + int ip_type; + u32 senp_mod; + u32 senn_mod; + u32 err_weight; + u32 err_maxlimit; + u32 accum_data; + u32 senn_avgweight; + u32 senp_avgweight; + int nvalue_count; + struct omap_sr_nvalue_table *nvalue_table; + struct voltagedomain *voltdm; +}; + + +extern struct omap_sr_data omap_sr_pdata[OMAP_SR_NR]; + +#ifdef CONFIG_POWER_AVS_OMAP + +/* Smartreflex module enable/disable interface */ +void omap_sr_enable(struct voltagedomain *voltdm); +void omap_sr_disable(struct voltagedomain *voltdm); +void omap_sr_disable_reset_volt(struct voltagedomain *voltdm); + +/* Smartreflex driver hooks to be called from Smartreflex class driver */ +int sr_enable(struct omap_sr *sr, unsigned long volt); +void sr_disable(struct omap_sr *sr); +int sr_configure_errgen(struct omap_sr *sr); +int sr_disable_errgen(struct omap_sr *sr); +int sr_configure_minmax(struct omap_sr *sr); + +/* API to register the smartreflex class driver with the smartreflex driver */ +int sr_register_class(struct omap_sr_class_data *class_data); +#else +static inline void omap_sr_enable(struct voltagedomain *voltdm) {} +static inline void omap_sr_disable(struct voltagedomain *voltdm) {} +static inline void omap_sr_disable_reset_volt( + struct voltagedomain *voltdm) {} +#endif +#endif 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 |