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4.4.0-1128-aws
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abx500
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Filename :
ab8500-bm.h
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/* * Copyright ST-Ericsson 2012. * * Author: Arun Murthy <arun.murthy@stericsson.com> * Licensed under GPLv2. */ #ifndef _AB8500_BM_H #define _AB8500_BM_H #include <linux/kernel.h> #include <linux/mfd/abx500.h> /* * System control 2 register offsets. * bank = 0x02 */ #define AB8500_MAIN_WDOG_CTRL_REG 0x01 #define AB8500_LOW_BAT_REG 0x03 #define AB8500_BATT_OK_REG 0x04 /* * USB/ULPI register offsets * Bank : 0x5 */ #define AB8500_USB_LINE_STAT_REG 0x80 #define AB8500_USB_LINE_CTRL2_REG 0x82 #define AB8500_USB_LINK1_STAT_REG 0x94 /* * Charger / status register offfsets * Bank : 0x0B */ #define AB8500_CH_STATUS1_REG 0x00 #define AB8500_CH_STATUS2_REG 0x01 #define AB8500_CH_USBCH_STAT1_REG 0x02 #define AB8500_CH_USBCH_STAT2_REG 0x03 #define AB8540_CH_USBCH_STAT3_REG 0x04 #define AB8500_CH_STAT_REG 0x05 /* * Charger / control register offfsets * Bank : 0x0B */ #define AB8500_CH_VOLT_LVL_REG 0x40 #define AB8500_CH_VOLT_LVL_MAX_REG 0x41 /*Only in Cut2.0*/ #define AB8500_CH_OPT_CRNTLVL_REG 0x42 #define AB8500_CH_OPT_CRNTLVL_MAX_REG 0x43 /*Only in Cut2.0*/ #define AB8500_CH_WD_TIMER_REG 0x50 #define AB8500_CHARG_WD_CTRL 0x51 #define AB8500_BTEMP_HIGH_TH 0x52 #define AB8500_LED_INDICATOR_PWM_CTRL 0x53 #define AB8500_LED_INDICATOR_PWM_DUTY 0x54 #define AB8500_BATT_OVV 0x55 #define AB8500_CHARGER_CTRL 0x56 #define AB8500_BAT_CTRL_CURRENT_SOURCE 0x60 /*Only in Cut2.0*/ /* * Charger / main control register offsets * Bank : 0x0B */ #define AB8500_MCH_CTRL1 0x80 #define AB8500_MCH_CTRL2 0x81 #define AB8500_MCH_IPT_CURLVL_REG 0x82 #define AB8500_CH_WD_REG 0x83 /* * Charger / USB control register offsets * Bank : 0x0B */ #define AB8500_USBCH_CTRL1_REG 0xC0 #define AB8500_USBCH_CTRL2_REG 0xC1 #define AB8500_USBCH_IPT_CRNTLVL_REG 0xC2 #define AB8540_USB_PP_MODE_REG 0xC5 #define AB8540_USB_PP_CHR_REG 0xC6 /* * Gas Gauge register offsets * Bank : 0x0C */ #define AB8500_GASG_CC_CTRL_REG 0x00 #define AB8500_GASG_CC_ACCU1_REG 0x01 #define AB8500_GASG_CC_ACCU2_REG 0x02 #define AB8500_GASG_CC_ACCU3_REG 0x03 #define AB8500_GASG_CC_ACCU4_REG 0x04 #define AB8500_GASG_CC_SMPL_CNTRL_REG 0x05 #define AB8500_GASG_CC_SMPL_CNTRH_REG 0x06 #define AB8500_GASG_CC_SMPL_CNVL_REG 0x07 #define AB8500_GASG_CC_SMPL_CNVH_REG 0x08 #define AB8500_GASG_CC_CNTR_AVGOFF_REG 0x09 #define AB8500_GASG_CC_OFFSET_REG 0x0A #define AB8500_GASG_CC_NCOV_ACCU 0x10 #define AB8500_GASG_CC_NCOV_ACCU_CTRL 0x11 #define AB8500_GASG_CC_NCOV_ACCU_LOW 0x12 #define AB8500_GASG_CC_NCOV_ACCU_MED 0x13 #define AB8500_GASG_CC_NCOV_ACCU_HIGH 0x14 /* * Interrupt register offsets * Bank : 0x0E */ #define AB8500_IT_SOURCE2_REG 0x01 #define AB8500_IT_SOURCE21_REG 0x14 /* * RTC register offsets * Bank: 0x0F */ #define AB8500_RTC_BACKUP_CHG_REG 0x0C #define AB8500_RTC_CC_CONF_REG 0x01 #define AB8500_RTC_CTRL_REG 0x0B #define AB8500_RTC_CTRL1_REG 0x11 /* * OTP register offsets * Bank : 0x15 */ #define AB8500_OTP_CONF_15 0x0E /* GPADC constants from AB8500 spec, UM0836 */ #define ADC_RESOLUTION 1024 #define ADC_CH_MAIN_MIN 0 #define ADC_CH_MAIN_MAX 20030 #define ADC_CH_VBUS_MIN 0 #define ADC_CH_VBUS_MAX 20030 #define ADC_CH_VBAT_MIN 2300 #define ADC_CH_VBAT_MAX 4800 #define ADC_CH_BKBAT_MIN 0 #define ADC_CH_BKBAT_MAX 3200 /* Main charge i/p current */ #define MAIN_CH_IP_CUR_0P9A 0x80 #define MAIN_CH_IP_CUR_1P0A 0x90 #define MAIN_CH_IP_CUR_1P1A 0xA0 #define MAIN_CH_IP_CUR_1P2A 0xB0 #define MAIN_CH_IP_CUR_1P3A 0xC0 #define MAIN_CH_IP_CUR_1P4A 0xD0 #define MAIN_CH_IP_CUR_1P5A 0xE0 /* ChVoltLevel */ #define CH_VOL_LVL_3P5 0x00 #define CH_VOL_LVL_4P0 0x14 #define CH_VOL_LVL_4P05 0x16 #define CH_VOL_LVL_4P1 0x1B #define CH_VOL_LVL_4P15 0x20 #define CH_VOL_LVL_4P2 0x25 #define CH_VOL_LVL_4P6 0x4D /* ChOutputCurrentLevel */ #define CH_OP_CUR_LVL_0P1 0x00 #define CH_OP_CUR_LVL_0P2 0x01 #define CH_OP_CUR_LVL_0P3 0x02 #define CH_OP_CUR_LVL_0P4 0x03 #define CH_OP_CUR_LVL_0P5 0x04 #define CH_OP_CUR_LVL_0P6 0x05 #define CH_OP_CUR_LVL_0P7 0x06 #define CH_OP_CUR_LVL_0P8 0x07 #define CH_OP_CUR_LVL_0P9 0x08 #define CH_OP_CUR_LVL_1P4 0x0D #define CH_OP_CUR_LVL_1P5 0x0E #define CH_OP_CUR_LVL_1P6 0x0F #define CH_OP_CUR_LVL_2P 0x3F /* BTEMP High thermal limits */ #define BTEMP_HIGH_TH_57_0 0x00 #define BTEMP_HIGH_TH_52 0x01 #define BTEMP_HIGH_TH_57_1 0x02 #define BTEMP_HIGH_TH_62 0x03 /* current is mA */ #define USB_0P1A 100 #define USB_0P2A 200 #define USB_0P3A 300 #define USB_0P4A 400 #define USB_0P5A 500 #define LOW_BAT_3P1V 0x20 #define LOW_BAT_2P3V 0x00 #define LOW_BAT_RESET 0x01 #define LOW_BAT_ENABLE 0x01 /* Backup battery constants */ #define BUP_ICH_SEL_50UA 0x00 #define BUP_ICH_SEL_150UA 0x04 #define BUP_ICH_SEL_300UA 0x08 #define BUP_ICH_SEL_700UA 0x0C enum bup_vch_sel { BUP_VCH_SEL_2P5V, BUP_VCH_SEL_2P6V, BUP_VCH_SEL_2P8V, BUP_VCH_SEL_3P1V, /* * Note that the following 5 values 2.7v, 2.9v, 3.0v, 3.2v, 3.3v * are only available on ab8540. You can't choose these 5 * voltage on ab8500/ab8505/ab9540. */ BUP_VCH_SEL_2P7V, BUP_VCH_SEL_2P9V, BUP_VCH_SEL_3P0V, BUP_VCH_SEL_3P2V, BUP_VCH_SEL_3P3V, }; #define BUP_VCH_RANGE 0x02 #define VBUP33_VRTCN 0x01 /* Battery OVV constants */ #define BATT_OVV_ENA 0x02 #define BATT_OVV_TH_3P7 0x00 #define BATT_OVV_TH_4P75 0x01 /* A value to indicate over voltage */ #define BATT_OVV_VALUE 4750 /* VBUS OVV constants */ #define VBUS_OVV_SELECT_MASK 0x78 #define VBUS_OVV_SELECT_5P6V 0x00 #define VBUS_OVV_SELECT_5P7V 0x08 #define VBUS_OVV_SELECT_5P8V 0x10 #define VBUS_OVV_SELECT_5P9V 0x18 #define VBUS_OVV_SELECT_6P0V 0x20 #define VBUS_OVV_SELECT_6P1V 0x28 #define VBUS_OVV_SELECT_6P2V 0x30 #define VBUS_OVV_SELECT_6P3V 0x38 #define VBUS_AUTO_IN_CURR_LIM_ENA 0x04 /* Fuel Gauge constants */ #define RESET_ACCU 0x02 #define READ_REQ 0x01 #define CC_DEEP_SLEEP_ENA 0x02 #define CC_PWR_UP_ENA 0x01 #define CC_SAMPLES_40 0x28 #define RD_NCONV_ACCU_REQ 0x01 #define CC_CALIB 0x08 #define CC_INTAVGOFFSET_ENA 0x10 #define CC_MUXOFFSET 0x80 #define CC_INT_CAL_N_AVG_MASK 0x60 #define CC_INT_CAL_SAMPLES_16 0x40 #define CC_INT_CAL_SAMPLES_8 0x20 #define CC_INT_CAL_SAMPLES_4 0x00 /* RTC constants */ #define RTC_BUP_CH_ENA 0x10 /* BatCtrl Current Source Constants */ #define BAT_CTRL_7U_ENA 0x01 #define BAT_CTRL_20U_ENA 0x02 #define BAT_CTRL_18U_ENA 0x01 #define BAT_CTRL_16U_ENA 0x02 #define BAT_CTRL_60U_ENA 0x01 #define BAT_CTRL_120U_ENA 0x02 #define BAT_CTRL_CMP_ENA 0x04 #define FORCE_BAT_CTRL_CMP_HIGH 0x08 #define BAT_CTRL_PULL_UP_ENA 0x10 /* Battery type */ #define BATTERY_UNKNOWN 00 /* Registers for pcut feature in ab8505 and ab9540 */ #define AB8505_RTC_PCUT_CTL_STATUS_REG 0x12 #define AB8505_RTC_PCUT_TIME_REG 0x13 #define AB8505_RTC_PCUT_MAX_TIME_REG 0x14 #define AB8505_RTC_PCUT_FLAG_TIME_REG 0x15 #define AB8505_RTC_PCUT_RESTART_REG 0x16 #define AB8505_RTC_PCUT_DEBOUNCE_REG 0x17 /* USB Power Path constants for ab8540 */ #define BUS_VSYS_VOL_SELECT_MASK 0x06 #define BUS_VSYS_VOL_SELECT_3P6V 0x00 #define BUS_VSYS_VOL_SELECT_3P325V 0x02 #define BUS_VSYS_VOL_SELECT_3P9V 0x04 #define BUS_VSYS_VOL_SELECT_4P3V 0x06 #define BUS_POWER_PATH_MODE_ENA 0x01 #define BUS_PP_PRECHG_CURRENT_MASK 0x0E #define BUS_POWER_PATH_PRECHG_ENA 0x01 /** * struct res_to_temp - defines one point in a temp to res curve. To * be used in battery packs that combines the identification resistor with a * NTC resistor. * @temp: battery pack temperature in Celcius * @resist: NTC resistor net total resistance */ struct res_to_temp { int temp; int resist; }; /** * struct batres_vs_temp - defines one point in a temp vs battery internal * resistance curve. * @temp: battery pack temperature in Celcius * @resist: battery internal reistance in mOhm */ struct batres_vs_temp { int temp; int resist; }; /* Forward declaration */ struct ab8500_fg; /** * struct ab8500_fg_parameters - Fuel gauge algorithm parameters, in seconds * if not specified * @recovery_sleep_timer: Time between measurements while recovering * @recovery_total_time: Total recovery time * @init_timer: Measurement interval during startup * @init_discard_time: Time we discard voltage measurement at startup * @init_total_time: Total init time during startup * @high_curr_time: Time current has to be high to go to recovery * @accu_charging: FG accumulation time while charging * @accu_high_curr: FG accumulation time in high current mode * @high_curr_threshold: High current threshold, in mA * @lowbat_threshold: Low battery threshold, in mV * @battok_falling_th_sel0 Threshold in mV for battOk signal sel0 * Resolution in 50 mV step. * @battok_raising_th_sel1 Threshold in mV for battOk signal sel1 * Resolution in 50 mV step. * @user_cap_limit Capacity reported from user must be within this * limit to be considered as sane, in percentage * points. * @maint_thres This is the threshold where we stop reporting * battery full while in maintenance, in per cent * @pcut_enable: Enable power cut feature in ab8505 * @pcut_max_time: Max time threshold * @pcut_flag_time: Flagtime threshold * @pcut_max_restart: Max number of restarts * @pcut_debunce_time: Sets battery debounce time */ struct ab8500_fg_parameters { int recovery_sleep_timer; int recovery_total_time; int init_timer; int init_discard_time; int init_total_time; int high_curr_time; int accu_charging; int accu_high_curr; int high_curr_threshold; int lowbat_threshold; int battok_falling_th_sel0; int battok_raising_th_sel1; int user_cap_limit; int maint_thres; bool pcut_enable; u8 pcut_max_time; u8 pcut_flag_time; u8 pcut_max_restart; u8 pcut_debunce_time; }; /** * struct ab8500_charger_maximization - struct used by the board config. * @use_maxi: Enable maximization for this battery type * @maxi_chg_curr: Maximum charger current allowed * @maxi_wait_cycles: cycles to wait before setting charger current * @charger_curr_step delta between two charger current settings (mA) */ struct ab8500_maxim_parameters { bool ena_maxi; int chg_curr; int wait_cycles; int charger_curr_step; }; /** * struct ab8500_bm_capacity_levels - ab8500 capacity level data * @critical: critical capacity level in percent * @low: low capacity level in percent * @normal: normal capacity level in percent * @high: high capacity level in percent * @full: full capacity level in percent */ struct ab8500_bm_capacity_levels { int critical; int low; int normal; int high; int full; }; /** * struct ab8500_bm_charger_parameters - Charger specific parameters * @usb_volt_max: maximum allowed USB charger voltage in mV * @usb_curr_max: maximum allowed USB charger current in mA * @ac_volt_max: maximum allowed AC charger voltage in mV * @ac_curr_max: maximum allowed AC charger current in mA */ struct ab8500_bm_charger_parameters { int usb_volt_max; int usb_curr_max; int ac_volt_max; int ac_curr_max; }; /** * struct ab8500_bm_data - ab8500 battery management data * @temp_under under this temp, charging is stopped * @temp_low between this temp and temp_under charging is reduced * @temp_high between this temp and temp_over charging is reduced * @temp_over over this temp, charging is stopped * @temp_interval_chg temperature measurement interval in s when charging * @temp_interval_nochg temperature measurement interval in s when not charging * @main_safety_tmr_h safety timer for main charger * @usb_safety_tmr_h safety timer for usb charger * @bkup_bat_v voltage which we charge the backup battery with * @bkup_bat_i current which we charge the backup battery with * @no_maintenance indicates that maintenance charging is disabled * @capacity_scaling indicates whether capacity scaling is to be used * @adc_therm placement of thermistor, batctrl or battemp adc * @chg_unknown_bat flag to enable charging of unknown batteries * @enable_overshoot flag to enable VBAT overshoot control * @fg_res resistance of FG resistor in 0.1mOhm * @n_btypes number of elements in array bat_type * @batt_id index of the identified battery in array bat_type * @interval_charging charge alg cycle period time when charging (sec) * @interval_not_charging charge alg cycle period time when not charging (sec) * @temp_hysteresis temperature hysteresis * @gnd_lift_resistance Battery ground to phone ground resistance (mOhm) * @maxi: maximization parameters * @cap_levels capacity in percent for the different capacity levels * @bat_type table of supported battery types * @chg_params charger parameters * @fg_params fuel gauge parameters */ struct ab8500_bm_data { int temp_under; int temp_low; int temp_high; int temp_over; int temp_interval_chg; int temp_interval_nochg; int main_safety_tmr_h; int usb_safety_tmr_h; int bkup_bat_v; int bkup_bat_i; bool no_maintenance; bool capacity_scaling; bool chg_unknown_bat; bool enable_overshoot; enum abx500_adc_therm adc_therm; int fg_res; int n_btypes; int batt_id; int interval_charging; int interval_not_charging; int temp_hysteresis; int gnd_lift_resistance; const struct ab8500_maxim_parameters *maxi; const struct ab8500_bm_capacity_levels *cap_levels; const struct ab8500_bm_charger_parameters *chg_params; const struct ab8500_fg_parameters *fg_params; }; struct ab8500_btemp; struct ab8500_gpadc; struct ab8500_fg; #ifdef CONFIG_AB8500_BM extern struct abx500_bm_data ab8500_bm_data; void ab8500_charger_usb_state_changed(u8 bm_usb_state, u16 mA); struct ab8500_btemp *ab8500_btemp_get(void); int ab8500_btemp_get_batctrl_temp(struct ab8500_btemp *btemp); int ab8500_btemp_get_temp(struct ab8500_btemp *btemp); struct ab8500_fg *ab8500_fg_get(void); int ab8500_fg_inst_curr_blocking(struct ab8500_fg *dev); int ab8500_fg_inst_curr_start(struct ab8500_fg *di); int ab8500_fg_inst_curr_finalize(struct ab8500_fg *di, int *res); int ab8500_fg_inst_curr_started(struct ab8500_fg *di); int ab8500_fg_inst_curr_done(struct ab8500_fg *di); #else static struct abx500_bm_data ab8500_bm_data; #endif #endif /* _AB8500_BM_H */