086ef502c2
This patch supports additional properties (PRESENT, CYCLE_COUNT, VOLTAGE_MAX, VOLTAGE_MIN_DESIGN, CURRENT_NOW, CURRENT_AVG, CHARGE_FULL, and TEMP). Plus, initialization code for registers is added. Signed-off-by: Donggeun Kim <dg77.kim@samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: KyungMin Park <kyungmin.park@samsung.com> Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
121 lines
3.1 KiB
C
121 lines
3.1 KiB
C
/*
|
|
* 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>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#ifndef __MAX17042_BATTERY_H_
|
|
#define __MAX17042_BATTERY_H_
|
|
|
|
#define MAX17042_STATUS_BattAbsent (1 << 3)
|
|
#define MAX17042_BATTERY_FULL (100)
|
|
#define MAX17042_DEFAULT_SNS_RESISTOR (10000)
|
|
|
|
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_Qresidual = 0x0C,
|
|
MAX17042_SOC = 0x0D,
|
|
MAX17042_AvSOC = 0x0E,
|
|
MAX17042_RemCap = 0x0F,
|
|
MAX17402_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_DevChem = 0x22,
|
|
|
|
MAX17042_TempNom = 0x24,
|
|
MAX17042_TempCold = 0x25,
|
|
MAX17042_TempHot = 0x26,
|
|
MAX17042_AIN = 0x27,
|
|
MAX17042_LearnCFG = 0x28,
|
|
MAX17042_SHFTCFG = 0x29,
|
|
MAX17042_RelaxCFG = 0x2A,
|
|
MAX17042_MiscCFG = 0x2B,
|
|
MAX17042_TGAIN = 0x2C,
|
|
MAx17042_TOFF = 0x2D,
|
|
MAX17042_CGAIN = 0x2E,
|
|
MAX17042_COFF = 0x2F,
|
|
|
|
MAX17042_Q_empty = 0x33,
|
|
MAX17042_T_empty = 0x34,
|
|
|
|
MAX17042_RCOMP0 = 0x38,
|
|
MAX17042_TempCo = 0x39,
|
|
MAX17042_Rx = 0x3A,
|
|
MAX17042_T_empty0 = 0x3B,
|
|
MAX17042_TaskPeriod = 0x3C,
|
|
MAX17042_FSTAT = 0x3D,
|
|
|
|
MAX17042_SHDNTIMER = 0x3F,
|
|
|
|
MAX17042_VFRemCap = 0x4A,
|
|
|
|
MAX17042_QH = 0x4D,
|
|
MAX17042_QL = 0x4E,
|
|
};
|
|
|
|
/*
|
|
* 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_platform_data {
|
|
struct max17042_reg_data *init_data;
|
|
int num_init_data; /* Number of enties in init_data array */
|
|
bool enable_current_sense;
|
|
|
|
/*
|
|
* 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;
|
|
};
|
|
|
|
#endif /* __MAX17042_BATTERY_H_ */
|