pmic:fuel-gauge: Support for MAX17042 fuel-gauge
Support for MAX17042 fuel-gauge (FG), which is built into the MAX8997 power management device. Special file - fg_battery_cell_params.h with cells characteristics added. The FG device will work with redesigned PMIC framework. Signed-off-by: Lukasz Majewski <l.majewski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Cc: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Łukasz Majewski
committed by
Anatolij Gustschin
Anatolij Gustschin
parent
294a97da34
commit
b95aacd332
90
include/power/fg_battery_cell_params.h
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90
include/power/fg_battery_cell_params.h
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/*
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* Copyright (C) 2012 Samsung Electronics
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* Lukasz Majewski <l.majewski@samsung.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __FG_BATTERY_CELL_PARAMS_H_
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#define __FG_BATTERY_CELL_PARAMS_H_
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#if defined(CONFIG_POWER_FG_MAX17042) && defined(CONFIG_TRATS)
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/* Cell characteristics - Exynos4 TRATS development board */
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/* Shall be written to addr 0x80h */
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u16 cell_character0[16] = {
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0xA2A0,
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0xB6E0,
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0xB850,
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0xBAD0,
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0xBB20,
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0xBB70,
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0xBBC0,
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0xBC20,
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0xBC80,
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0xBCE0,
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0xBD80,
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0xBE20,
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0xC090,
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0xC420,
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0xC910,
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0xD070
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};
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/* Shall be written to addr 0x90h */
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u16 cell_character1[16] = {
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0x0090,
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0x1A50,
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0x02F0,
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0x2060,
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0x2060,
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0x2E60,
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0x26A0,
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0x2DB0,
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0x2DB0,
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0x1870,
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0x2A20,
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0x16F0,
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0x08F0,
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0x0D40,
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0x08C0,
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0x08C0
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};
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/* Shall be written to addr 0xA0h */
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u16 cell_character2[16] = {
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100,
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0x0100
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};
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#endif
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#endif /* __FG_BATTERY_CELL_PARAMS_H_ */
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74
include/power/max17042_fg.h
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74
include/power/max17042_fg.h
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/*
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* Copyright (C) 2012 Samsung Electronics
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* Lukasz Majewski <l.majewski@samsung.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __MAX17042_FG_H_
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#define __MAX17042_FG_H_
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/* MAX 17042 registers */
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enum {
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MAX17042_STATUS = 0x00,
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MAX17042_SOCREP = 0x06,
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MAX17042_VCELL = 0x09,
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MAX17042_CURRENT = 0x0A,
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MAX17042_AVG_CURRENT = 0x0B,
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MAX17042_SOCMIX = 0x0D,
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MAX17042_SOCAV = 0x0E,
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MAX17042_DESIGN_CAP = 0x18,
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MAX17042_AVG_VCELL = 0x19,
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MAX17042_CONFIG = 0x1D,
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MAX17042_VERSION = 0x21,
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MAX17042_LEARNCFG = 0x28,
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MAX17042_FILTERCFG = 0x29,
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MAX17042_RELAXCFG = 0x2A,
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MAX17042_MISCCFG = 0x2B,
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MAX17042_CGAIN = 0x2E,
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MAX17042_COFF = 0x2F,
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MAX17042_RCOMP0 = 0x38,
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MAX17042_TEMPCO = 0x39,
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MAX17042_FSTAT = 0x3D,
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MAX17042_MLOCKReg1 = 0x62,
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MAX17042_MLOCKReg2 = 0x63,
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MAX17042_MODEL1 = 0x80,
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MAX17042_MODEL2 = 0x90,
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MAX17042_MODEL3 = 0xA0,
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MAX17042_VFOCV = 0xFB,
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MAX17042_VFSOC = 0xFF,
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FG_NUM_OF_REGS = 0x100,
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};
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#define RCOMP0 0x0060
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#define TempCo 0x1015
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#define MAX17042_POR (1 << 1)
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#define MODEL_UNLOCK1 0x0059
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#define MODEL_UNLOCK2 0x00c4
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#define MODEL_LOCK1 0x0000
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#define MODEL_LOCK2 0x0000
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#define MAX17042_I2C_ADDR (0x6C >> 1)
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int power_fg_init(unsigned char bus);
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#endif /* __MAX17042_FG_H_ */
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