184 lines
4.1 KiB
C
Executable file
184 lines
4.1 KiB
C
Executable file
/*
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* s2mu106_fuelgauge.h - Header of S2MU106 Fuel Gauge
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*
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* Copyright (C) 2018 Samsung Electronics, Inc.
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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
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* as published by the Free Software Foundation; either version 2
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* of 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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef __S2MU106_FUELGAUGE_H
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#define __S2MU106_FUELGAUGE_H __FILE__
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#if IS_ENABLED(ANDROID_ALARM_ACTIVATED)
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#include <linux/android_alarm.h>
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#endif
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#include <linux/power/s2m_chg_manager.h>
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/* Slave address should be shifted to the right 1bit.
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* R/W bit should NOT be included.
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*/
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#define USE_EXTERNAL_TEMP 0
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#define TEMP_COMPEN 1
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#define BATCAP_LEARN 1
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#define S2MU106_REG_STATUS 0x00
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#define S2MU106_REG_IRQ 0x02
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#define S2MU106_REG_RVBAT 0x04
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#define S2MU106_REG_RCUR_CC 0x06
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#define S2MU106_REG_RSOC 0x08
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#define S2MU106_REG_MONOUT 0x0A
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#define S2MU106_REG_MONOUT_SEL 0x0C
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#define S2MU106_REG_RBATCAP 0x0E
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#define S2MU106_REG_BATCAP 0x10
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#define S2MU106_REG_CAPCC 0x3E
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#define S2MU106_REG_RSOC_R 0x2A
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#define S2MU106_REG_RZADJ 0x12
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#define S2MU106_REG_RBATZ0 0x16
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#define S2MU106_REG_RBATZ1 0x18
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#define S2MU106_REG_IRQ_LVL 0x1A
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#define S2MU106_REG_START 0x1E
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#define BATT_TEMP_CONSTANT 250
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/* Use reserved register region 0x48[3:0]
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* For battery parameter version check
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*/
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#define S2MU106_REG_FG_ID 0x48
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#define S2MU106_REG_VM 0x67
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enum {
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CURRENT_MODE = 0,
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LOW_SOC_VOLTAGE_MODE, // not used
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HIGH_SOC_VOLTAGE_MODE,
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END_MODE,
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};
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static char *mode_to_str[] = {
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"CC_MODE",
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"VOLTAGE_MODE", // not used
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"VOLTAGE_MODE",
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"END",
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};
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struct fg_info {
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/* battery info */
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int soc;
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int battery_profile_index;
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int battery_table3[88];
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int battery_table4[22];
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int soc_arr_val[22];
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int ocv_arr_val[22];
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int batcap[4];
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int accum[2];
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int battery_param_ver;
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};
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struct s2mu106_platform_data {
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int fuel_alert_soc;
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int fg_irq;
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int fuel_alert_vol;
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unsigned int capacity_full;
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char *fuelgauge_name;
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struct sec_charging_current *charging_current;
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};
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struct s2mu106_fuelgauge_data {
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struct device *dev;
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struct i2c_client *i2c;
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struct i2c_client *pmic;
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struct mutex fuelgauge_mutex;
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struct s2mu106_platform_data *pdata;
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struct power_supply *psy_fg;
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/* struct delayed_work isr_work; */
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int cable_type;
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bool is_charging; /* charging is enabled */
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int rsoc;
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int mode;
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u8 revision;
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/* HW-dedicated fuelgauge info structure
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* used in individual fuelgauge file only
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* (ex. dummy_fuelgauge.c)
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*/
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struct fg_info info;
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bool is_fuel_alerted;
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struct wakeup_source *fuel_alert_ws;
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unsigned int ui_soc;
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struct mutex fg_lock;
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struct delayed_work isr_work;
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/* register programming */
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int reg_addr;
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u8 reg_data[2];
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u8 reg_OTP_53;
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u8 reg_OTP_52;
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int low_temp_limit;
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int temperature;
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int fg_irq;
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bool probe_done;
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#if IS_ENABLED(TEMP_COMPEN) || IS_ENABLED(BATCAP_LEARN)
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bool bat_charging; /* battery is charging */
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#endif
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#if IS_ENABLED(TEMP_COMPEN) && IS_ENABLED(BATCAP_LEARN)
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int fcc;
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int rmc;
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#endif
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#if IS_ENABLED(TEMP_COMPEN)
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bool vm_status; /* Now voltage mode or not */
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bool pre_vm_status;
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bool pre_is_charging;
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bool pre_bat_charging;
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int socni;
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int soc0i;
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int comp_socr; /* 1% unit */
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int pre_comp_socr; /* 1% unit */
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int init_start;
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int soc_r;
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int avg_curr;
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#endif
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#if IS_ENABLED(BATCAP_LEARN)
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bool learn_start;
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bool cond1_ok;
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int c1_count;
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int c2_count;
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int capcc;
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int batcap_ocv;
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int batcap_ocv_fin;
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int cycle;
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int soh;
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#endif
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};
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#if IS_ENABLED(BATCAP_LEARN)
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/* cycle, rLOW_EN, rC1_num, rC2_num, rC1_CURR, rWide_lrn_EN, Fast_lrn_EN, Auto_lrn_EN */
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int BAT_L_CON[8] = {2, 0, 10, 10, 500, 0, 0, 1};
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#endif
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#endif /* __S2MU106_FUELGAUGE_H */
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