#include <linux/mfd/core.h>
#include <linux/mfd/abx500.h>
#include <linux/mfd/abx500/ab8500.h>
-#include <linux/mfd/abx500/ab8500-bm.h>
#include <linux/mfd/dbx500-prcmu.h>
#include <linux/of.h>
#include <linux/of_device.h>
}
static const struct mfd_cell ab8500_bm_devs[] = {
- MFD_CELL_OF("ab8500-charger", NULL, &ab8500_bm_data,
- sizeof(ab8500_bm_data), 0, "stericsson,ab8500-charger"),
- MFD_CELL_OF("ab8500-btemp", NULL, &ab8500_bm_data,
- sizeof(ab8500_bm_data), 0, "stericsson,ab8500-btemp"),
- MFD_CELL_OF("ab8500-fg", NULL, &ab8500_bm_data,
- sizeof(ab8500_bm_data), 0, "stericsson,ab8500-fg"),
- MFD_CELL_OF("ab8500-chargalg", NULL, &ab8500_bm_data,
- sizeof(ab8500_bm_data), 0, "stericsson,ab8500-chargalg"),
+ MFD_CELL_OF("ab8500-charger", NULL, NULL, 0, 0,
+ "stericsson,ab8500-charger"),
+ MFD_CELL_OF("ab8500-btemp", NULL, NULL, 0, 0,
+ "stericsson,ab8500-btemp"),
+ MFD_CELL_OF("ab8500-fg", NULL, NULL, 0, 0,
+ "stericsson,ab8500-fg"),
+ MFD_CELL_OF("ab8500-chargalg", NULL, NULL, 0, 0,
+ "stericsson,ab8500-chargalg"),
};
static const struct mfd_cell ab8500_devs[] = {
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef _AB8500_CHARGER_H_
+#define _AB8500_CHARGER_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_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 Celsius
+ * @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 Celsius
+ * @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_fg;
+
+extern struct abx500_bm_data ab8500_bm_data;
+
+void ab8500_charger_usb_state_changed(u8 bm_usb_state, u16 mA);
+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);
+
+#endif /* _AB8500_CHARGER_H_ */
#include <linux/of.h>
#include <linux/mfd/abx500.h>
#include <linux/mfd/abx500/ab8500.h>
-#include <linux/mfd/abx500/ab8500-bm.h>
+
+#include "ab8500-bm.h"
/*
* These are the defined batteries that uses a NTC and ID resistor placed
#include <linux/mfd/core.h>
#include <linux/mfd/abx500.h>
#include <linux/mfd/abx500/ab8500.h>
-#include <linux/mfd/abx500/ab8500-bm.h>
#include <linux/iio/consumer.h>
+#include "ab8500-bm.h"
+
#define VTVOUT_V 1800
#define BTEMP_THERMAL_LOW_LIMIT -10
static LIST_HEAD(ab8500_btemp_list);
-/**
- * ab8500_btemp_get() - returns a reference to the primary AB8500 BTEMP
- * (i.e. the first BTEMP in the instance list)
- */
-struct ab8500_btemp *ab8500_btemp_get(void)
-{
- return list_first_entry(&ab8500_btemp_list, struct ab8500_btemp, node);
-}
-EXPORT_SYMBOL(ab8500_btemp_get);
-
/**
* ab8500_btemp_batctrl_volt_to_res() - convert batctrl voltage to resistance
* @di: pointer to the ab8500_btemp structure
*
* Returns battery temperature
*/
-int ab8500_btemp_get_temp(struct ab8500_btemp *di)
+static int ab8500_btemp_get_temp(struct ab8500_btemp *di)
{
int temp = 0;
}
return temp;
}
-EXPORT_SYMBOL(ab8500_btemp_get_temp);
-
-/**
- * ab8500_btemp_get_batctrl_temp() - get the temperature
- * @btemp: pointer to the btemp structure
- *
- * Returns the batctrl temperature in millidegrees
- */
-int ab8500_btemp_get_batctrl_temp(struct ab8500_btemp *btemp)
-{
- return btemp->bat_temp * 1000;
-}
-EXPORT_SYMBOL(ab8500_btemp_get_batctrl_temp);
/**
* ab8500_btemp_get_property() - get the btemp properties
static int ab8500_btemp_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
- struct abx500_bm_data *plat = pdev->dev.platform_data;
struct power_supply_config psy_cfg = {};
struct device *dev = &pdev->dev;
struct ab8500_btemp *di;
if (!di)
return -ENOMEM;
- if (!plat) {
- dev_err(dev, "no battery management data supplied\n");
- return -EINVAL;
- }
- di->bm = plat;
+ di->bm = &ab8500_bm_data;
ret = ab8500_bm_of_probe(dev, np, di->bm);
if (ret) {
#include <linux/mfd/core.h>
#include <linux/mfd/abx500/ab8500.h>
#include <linux/mfd/abx500.h>
-#include <linux/mfd/abx500/ab8500-bm.h>
#include <linux/mfd/abx500/ux500_chargalg.h>
#include <linux/usb/otg.h>
#include <linux/mutex.h>
#include <linux/iio/consumer.h>
+#include "ab8500-bm.h"
+
/* Charger constants */
#define NO_PW_CONN 0
#define AC_PW_CONN 1
static int ab8500_charger_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
- struct abx500_bm_data *plat = pdev->dev.platform_data;
struct power_supply_config ac_psy_cfg = {}, usb_psy_cfg = {};
struct ab8500_charger *di;
int irq, i, charger_status, ret = 0, ch_stat;
if (!di)
return -ENOMEM;
- if (!plat) {
- dev_err(dev, "no battery management data supplied\n");
- return -EINVAL;
- }
- di->bm = plat;
+ di->bm = &ab8500_bm_data;
ret = ab8500_bm_of_probe(dev, np, di->bm);
if (ret) {
#include <linux/mfd/core.h>
#include <linux/mfd/abx500.h>
#include <linux/mfd/abx500/ab8500.h>
-#include <linux/mfd/abx500/ab8500-bm.h>
#include <linux/iio/consumer.h>
#include <linux/kernel.h>
+#include "ab8500-bm.h"
+
#define MILLI_TO_MICRO 1000
#define FG_LSB_IN_MA 1627
#define QLSB_NANO_AMP_HOURS_X10 1071
static int ab8500_fg_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
- struct abx500_bm_data *plat = pdev->dev.platform_data;
struct power_supply_config psy_cfg = {};
struct device *dev = &pdev->dev;
struct ab8500_fg *di;
if (!di)
return -ENOMEM;
- if (!plat) {
- dev_err(dev, "no battery management data supplied\n");
- return -EINVAL;
- }
- di->bm = plat;
+ di->bm = &ab8500_bm_data;
ret = ab8500_bm_of_probe(dev, np, di->bm);
if (ret) {
#include <linux/mfd/abx500.h>
#include <linux/mfd/abx500/ab8500.h>
#include <linux/mfd/abx500/ux500_chargalg.h>
-#include <linux/mfd/abx500/ab8500-bm.h>
#include <linux/notifier.h>
+#include "ab8500-bm.h"
+
/* Watchdog kick interval */
#define CHG_WD_INTERVAL (6 * HZ)
static int abx500_chargalg_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
- struct abx500_bm_data *plat = pdev->dev.platform_data;
struct power_supply_config psy_cfg = {};
struct abx500_chargalg *di;
int ret = 0;
return -ENOMEM;
}
- if (!plat) {
- dev_err(&pdev->dev, "no battery management data supplied\n");
- return -EINVAL;
- }
- di->bm = plat;
+ di->bm = &ab8500_bm_data;
ret = ab8500_bm_of_probe(&pdev->dev, np, di->bm);
if (ret) {
#include <linux/i2c.h>
#include <linux/workqueue.h>
#include <linux/mfd/abx500/ab8500.h>
-#include <linux/mfd/abx500/ab8500-bm.h>
#include <linux/mfd/abx500/ux500_chargalg.h>
#include <linux/pm2301_charger.h>
#include <linux/gpio.h>
#include <linux/pm_runtime.h>
#include <linux/pm.h>
+#include "ab8500-bm.h"
#include "pm2301_charger.h"
#define to_pm2xxx_charger_ac_device_info(x) container_of((x), \
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * Copyright ST-Ericsson 2012.
- *
- * Author: Arun Murthy <arun.murthy@stericsson.com>
- */
-
-#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_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 Celsius
- * @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 Celsius
- * @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 */
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