@@ -702,6 +702,16 @@ config CHARGER_BD70528
information and altering charger configurations from charger
block of the ROHM BD70528 Power Management IC.
+config CHARGER_BD99954
+ tristate "ROHM bd99954 charger driver"
+ depends on I2C
+ select LINEAR_RANGES
+ default n
+ help
+ Say Y here to enable support for getting battery and charger
+ information and altering charger configurations from the ROHM
+ BD99954 charger IC.
+
config CHARGER_WILCO
tristate "Wilco EC based charger for ChromeOS"
depends on WILCO_EC
@@ -91,5 +91,6 @@ obj-$(CONFIG_CHARGER_SC2731) += sc2731_charger.o
obj-$(CONFIG_FUEL_GAUGE_SC27XX) += sc27xx_fuel_gauge.o
obj-$(CONFIG_CHARGER_UCS1002) += ucs1002_power.o
obj-$(CONFIG_CHARGER_BD70528) += bd70528-charger.o
+obj-$(CONFIG_CHARGER_BD99954) += bd99954-charger.o
obj-$(CONFIG_CHARGER_WILCO) += wilco-charger.o
obj-$(CONFIG_LINEAR_RANGES) += linear_ranges.o
new file mode 100644
@@ -0,0 +1,1140 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * ROHM BD99954 charger driver
+ *
+ * Copyright (C) 2020 Rohm Semiconductors
+ * Originally written by:
+ * Mikko Mutanen <mikko.mutanen@fi.rohmeurope.com>
+ * Markus Laine <markus.laine@fi.rohmeurope.com>
+ * Bugs added by:
+ * Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
+ */
+
+/*
+ * The battery charging profile of BD99954.
+ *
+ * Curve (1) represents charging current.
+ * Curve (2) represents battery voltage.
+ *
+ * The BD99954 data sheet divides charging to three phases.
+ * a) Trickle-charge with constant current (8).
+ * b) pre-charge with constant current (6)
+ * c) fast-charge, first with constant current (5) phase. After
+ * the battery voltage has reached target level (4) we have constant
+ * voltage phase until charging current has dropped to termination
+ * level (7)
+ *
+ * V ^ ^ I
+ * . .
+ * . .
+ *(4)` `.` ` ` ` ` ` ` ` ` ` ` ` ` ` ----------------------------.
+ * . :/ .
+ * . o----+/:/ ` ` ` ` ` ` ` ` ` ` ` ` `.` ` (5)
+ * . + :: + .
+ * . + /- -- .
+ * . +`/- + .
+ * . o/- -: .
+ * . .s. +` .
+ * . .--+ `/ .
+ * . ..`` + .: .
+ * . -` + -- .
+ * . (2) ...`` + :- .
+ * . ...`` + -: .
+ *(3)` `.`."" ` ` ` `+-------- ` ` ` ` ` ` `.:` ` ` ` ` ` ` ` ` .` ` (6)
+ * . + `:. .
+ * . + -: .
+ * . + -:. .
+ * . + .--. .
+ * . (1) + `.+` ` ` `.` ` (7)
+ * -..............` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` ` + ` ` ` .` ` (8)
+ * . + -
+ * -------------------------------------------------+++++++++-->
+ * | trickle | pre | fast |
+ *
+ * Details of DT properties for different limits can be found from BD99954
+ * device tree binding documentation.
+ */
+
+#include <linux/acpi.h>
+#include <linux/delay.h>
+#include <linux/gpio/consumer.h>
+#include <linux/interrupt.h>
+#include <linux/i2c.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/power/bd99954-charger.h>
+#include <linux/power_supply.h>
+#include <linux/regmap.h>
+#include <linux/types.h>
+#include "linear-ranges.h"
+
+struct battery_data {
+ u16 precharge_current; /* Trickle-charge Current */
+ u16 fc_reg_voltage; /* Fast Charging Regulation Voltage */
+ u16 voltage_min;
+ u16 voltage_max;
+};
+
+/* initial field values, converted to initial register values */
+struct bd9995x_init_data {
+ u16 vsysreg_set; /* VSYS Regulation Setting */
+ u16 ibus_lim_set; /* VBUS input current limitation */
+ u16 icc_lim_set; /* VCC/VACP Input Current Limit Setting */
+ u16 itrich_set; /* Trickle-charge Current Setting */
+ u16 iprech_set; /* Pre-Charge Current Setting */
+ u16 ichg_set; /* Fast-Charge constant current */
+ u16 vfastchg_reg_set1; /* Fast Charging Regulation Voltage */
+ u16 vprechg_th_set; /* Pre-charge Voltage Threshold Setting */
+ u16 vrechg_set; /* Re-charge Battery Voltage Setting */
+ u16 vbatovp_set; /* Battery Over Voltage Threshold Setting */
+ u16 iterm_set; /* Charging termination current */
+};
+
+struct bd9995x_state {
+ u8 online;
+ u16 chgstm_status;
+ u16 vbat_vsys_status;
+ u16 vbus_vcc_status;
+};
+
+struct bd9995x_device {
+ struct i2c_client *client;
+ struct device *dev;
+ struct power_supply *charger;
+
+ struct regmap *rmap;
+ struct regmap_field *rmap_fields[F_MAX_FIELDS];
+
+ int chip_id;
+ int chip_rev;
+ struct bd9995x_init_data init_data;
+ struct bd9995x_state state;
+
+ struct mutex lock; /* protect state data */
+};
+
+static const struct regmap_range bd9995x_readonly_reg_ranges[] = {
+ regmap_reg_range(CHGSTM_STATUS, SEL_ILIM_VAL),
+ regmap_reg_range(IOUT_DACIN_VAL, IOUT_DACIN_VAL),
+ regmap_reg_range(VCC_UCD_STATUS, VCC_IDD_STATUS),
+ regmap_reg_range(VBUS_UCD_STATUS, VBUS_IDD_STATUS),
+ regmap_reg_range(CHIP_ID, CHIP_REV),
+ regmap_reg_range(SYSTEM_STATUS, SYSTEM_STATUS),
+ regmap_reg_range(IBATP_VAL, VBAT_AVE_VAL),
+ regmap_reg_range(VTH_VAL, EXTIADP_AVE_VAL),
+};
+
+static const struct regmap_access_table bd9995x_writeable_regs = {
+ .no_ranges = bd9995x_readonly_reg_ranges,
+ .n_no_ranges = ARRAY_SIZE(bd9995x_readonly_reg_ranges),
+};
+
+static const struct regmap_range bd9995x_volatile_reg_ranges[] = {
+ regmap_reg_range(CHGSTM_STATUS, WDT_STATUS),
+ regmap_reg_range(VCC_UCD_STATUS, VCC_IDD_STATUS),
+ regmap_reg_range(VBUS_UCD_STATUS, VBUS_IDD_STATUS),
+ regmap_reg_range(INT0_STATUS, INT7_STATUS),
+ regmap_reg_range(SYSTEM_STATUS, SYSTEM_CTRL_SET),
+ regmap_reg_range(IBATP_VAL, EXTIADP_AVE_VAL), /* measurement regs */
+};
+
+static const struct regmap_access_table bd9995x_volatile_regs = {
+ .yes_ranges = bd9995x_volatile_reg_ranges,
+ .n_yes_ranges = ARRAY_SIZE(bd9995x_volatile_reg_ranges),
+};
+
+static const struct regmap_range_cfg regmap_range_cfg[] = {
+ {
+ .selector_reg = MAP_SET,
+ .selector_mask = 0xFFFF,
+ .selector_shift = 0,
+ .window_start = 0,
+ .window_len = 0x100,
+ .range_min = 0 * 0x100,
+ .range_max = 3 * 0x100,
+ },
+};
+
+static const struct regmap_config bd9995x_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 16,
+ .reg_stride = 1,
+
+ .max_register = 3*0x100,
+ .cache_type = REGCACHE_RBTREE,
+
+ .ranges = regmap_range_cfg,
+ .num_ranges = ARRAY_SIZE(regmap_range_cfg),
+ .val_format_endian = REGMAP_ENDIAN_LITTLE,
+ .wr_table = &bd9995x_writeable_regs,
+ .volatile_table = &bd9995x_volatile_regs,
+};
+
+#define IDI0T_BIT 0x1
+
+enum bd9995x_chrg_fault {
+ CHRG_FAULT_NORMAL,
+ CHRG_FAULT_INPUT,
+ CHRG_FAULT_THERMAL_SHUTDOWN,
+ CHRG_FAULT_TIMER_EXPIRED,
+};
+
+static int bd9995x_get_prop_batt_health(struct bd9995x_device *bd)
+{
+ int ret, tmp;
+
+ ret = regmap_field_read(bd->rmap_fields[F_BATTEMP], &tmp);
+ if (ret)
+ return POWER_SUPPLY_HEALTH_UNKNOWN;
+
+ /* TODO: Check these against datasheet page 34 */
+
+ switch (tmp) {
+ case ROOM:
+ return POWER_SUPPLY_HEALTH_GOOD;
+ case HOT1:
+ case HOT2:
+ case HOT3:
+ return POWER_SUPPLY_HEALTH_OVERHEAT;
+ case COLD1:
+ case COLD2:
+ return POWER_SUPPLY_HEALTH_COLD;
+ case TEMP_DIS:
+ case BATT_OPEN:
+ default:
+ return POWER_SUPPLY_HEALTH_UNKNOWN;
+ }
+}
+
+static int bd9995x_get_prop_charge_type(struct bd9995x_device *bd)
+{
+ int ret, tmp;
+
+ ret = regmap_field_read(bd->rmap_fields[F_CHGSTM_STATE], &tmp);
+ if (ret)
+ return POWER_SUPPLY_CHARGE_TYPE_UNKNOWN;
+
+ switch (tmp) {
+ case CHGSTM_TRICKLE_CHARGE:
+ case CHGSTM_PRE_CHARGE:
+ return POWER_SUPPLY_CHARGE_TYPE_TRICKLE;
+ case CHGSTM_FAST_CHARGE:
+ return POWER_SUPPLY_CHARGE_TYPE_FAST;
+ case CHGSTM_TOP_OFF:
+ case CHGSTM_DONE:
+ case CHGSTM_SUSPEND:
+ return POWER_SUPPLY_CHARGE_TYPE_NONE;
+ default: /* rest of the states are error related, no charging */
+ return POWER_SUPPLY_CHARGE_TYPE_NONE;
+ }
+}
+
+static int bd9995x_get_prop_batt_present(struct bd9995x_device *bd)
+{
+ int ret, tmp;
+
+ ret = regmap_field_read(bd->rmap_fields[F_BATTEMP], &tmp);
+ if (ret)
+ return false;
+
+ return (tmp != BATT_OPEN) ? true : false;
+}
+
+static int bd9995x_get_prop_batt_voltage(struct bd9995x_device *bd)
+{
+ int ret, tmp;
+
+ ret = regmap_field_read(bd->rmap_fields[F_VBAT_VAL], &tmp);
+ if (ret)
+ return 0;
+
+ tmp = min(tmp, 19200);
+
+ return tmp * 1000;
+}
+
+static int bd9995x_get_prop_batt_current(struct bd9995x_device *bd)
+{
+ int ret, tmp;
+
+ ret = regmap_field_read(bd->rmap_fields[F_IBATP_VAL], &tmp);
+ if (ret)
+ return 0;
+
+ return tmp * 1000;
+}
+
+#define DEFAULT_BATTERY_TEMPERATURE 250
+
+static int bd9995x_get_prop_batt_temp(struct bd9995x_device *bd)
+{
+ int ret, tmp;
+
+ ret = regmap_field_read(bd->rmap_fields[F_THERM_VAL], &tmp);
+ if (ret)
+ return DEFAULT_BATTERY_TEMPERATURE;
+
+ return (200 - tmp) * 10;
+}
+
+static int bd9995x_power_supply_get_property(struct power_supply *psy,
+ enum power_supply_property psp,
+ union power_supply_propval *val)
+{
+ int ret, tmp;
+ struct bd9995x_device *bd = power_supply_get_drvdata(psy);
+ struct bd9995x_state state;
+
+ mutex_lock(&bd->lock);
+ state = bd->state;
+ mutex_unlock(&bd->lock);
+
+ switch (psp) {
+ case POWER_SUPPLY_PROP_STATUS:
+ switch (state.chgstm_status) {
+ case CHGSTM_TRICKLE_CHARGE:
+ case CHGSTM_PRE_CHARGE:
+ case CHGSTM_FAST_CHARGE:
+ case CHGSTM_TOP_OFF:
+ val->intval = POWER_SUPPLY_STATUS_CHARGING;
+ break;
+
+ case CHGSTM_DONE:
+ val->intval = POWER_SUPPLY_STATUS_FULL;
+ break;
+
+ case CHGSTM_SUSPEND:
+ case CHGSTM_TEMPERATURE_ERROR_1:
+ case CHGSTM_TEMPERATURE_ERROR_2:
+ case CHGSTM_TEMPERATURE_ERROR_3:
+ case CHGSTM_TEMPERATURE_ERROR_4:
+ case CHGSTM_TEMPERATURE_ERROR_5:
+ case CHGSTM_TEMPERATURE_ERROR_6:
+ case CHGSTM_TEMPERATURE_ERROR_7:
+ case CHGSTM_THERMAL_SHUT_DOWN_1:
+ case CHGSTM_THERMAL_SHUT_DOWN_2:
+ case CHGSTM_THERMAL_SHUT_DOWN_3:
+ case CHGSTM_THERMAL_SHUT_DOWN_4:
+ case CHGSTM_THERMAL_SHUT_DOWN_5:
+ case CHGSTM_THERMAL_SHUT_DOWN_6:
+ case CHGSTM_THERMAL_SHUT_DOWN_7:
+ case CHGSTM_BATTERY_ERROR:
+ val->intval = POWER_SUPPLY_STATUS_NOT_CHARGING;
+ break;
+
+ default:
+ val->intval = POWER_SUPPLY_STATUS_UNKNOWN;
+ break;
+ }
+ break;
+
+ case POWER_SUPPLY_PROP_MANUFACTURER:
+ val->strval = BD9995X_MANUFACTURER;
+ break;
+
+ case POWER_SUPPLY_PROP_ONLINE:
+ val->intval = state.online;
+ break;
+
+ case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT:
+ ret = regmap_field_read(bd->rmap_fields[F_IBATP_VAL], &tmp);
+ if (ret)
+ return ret;
+ val->intval = tmp * 1000;
+ break;
+
+ case POWER_SUPPLY_PROP_CHARGE_AVG:
+ ret = regmap_field_read(bd->rmap_fields[F_IBATP_AVE_VAL], &tmp);
+ if (ret)
+ return ret;
+ val->intval = tmp * 1000;
+ break;
+
+ case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX:
+ ret = regmap_field_read(bd->rmap_fields[F_SEL_ILIM_VAL], &tmp);
+ if (ret)
+ return ret;
+ val->intval = tmp * 1000;
+ break;
+
+ case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE:
+ if (!state.online) {
+ val->intval = 0;
+ break;
+ }
+
+ ret = regmap_field_read(bd->rmap_fields[F_VFASTCHG_REG_SET1],
+ &tmp);
+ if (ret)
+ return ret;
+
+ val->intval = tmp << 4;
+ /*
+ * the actual range : 2560 to 19200 mV. No matter what the
+ * register says
+ */
+ val->intval = max(val->intval, 2560);
+ val->intval = min(val->intval, 19200);
+ val->intval *= 1000;
+ break;
+
+ case POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT:
+ ret = regmap_field_read(bd->rmap_fields[F_ITERM_SET], &tmp);
+ if (ret)
+ return ret;
+ /* Start step is 64 mA */
+ val->intval = tmp << 6;
+ /* Maximum is 1024 mA - no matter what register says */
+ val->intval = min(val->intval, 1024);
+ val->intval *= 1000;
+ break;
+
+ /* Battery properties which we access through charger */
+ case POWER_SUPPLY_PROP_PRESENT:
+ val->intval = bd9995x_get_prop_batt_present(bd);
+ break;
+
+ case POWER_SUPPLY_PROP_VOLTAGE_NOW:
+ val->intval = bd9995x_get_prop_batt_voltage(bd);
+ break;
+
+ case POWER_SUPPLY_PROP_CURRENT_NOW:
+ val->intval = bd9995x_get_prop_batt_current(bd);
+ break;
+
+ case POWER_SUPPLY_PROP_CHARGE_TYPE:
+ val->intval = bd9995x_get_prop_charge_type(bd);
+ break;
+
+ case POWER_SUPPLY_PROP_HEALTH:
+ val->intval = bd9995x_get_prop_batt_health(bd);
+ break;
+
+ case POWER_SUPPLY_PROP_TEMP:
+ val->intval = bd9995x_get_prop_batt_temp(bd);
+ break;
+
+ case POWER_SUPPLY_PROP_TECHNOLOGY:
+ val->intval = POWER_SUPPLY_TECHNOLOGY_LION;
+ break;
+
+ case POWER_SUPPLY_PROP_MODEL_NAME:
+ val->strval = "bd99954";
+ break;
+
+ default:
+ return -EINVAL;
+
+ }
+
+ return 0;
+}
+
+static int bd9995x_get_chip_state(struct bd9995x_device *bd,
+ struct bd9995x_state *state)
+{
+ int i, ret, tmp;
+ struct {
+ struct regmap_field *id;
+ u16 *data;
+ } state_fields[] = {
+ {
+ bd->rmap_fields[F_CHGSTM_STATE], &state->chgstm_status,
+ }, {
+ bd->rmap_fields[F_VBAT_VSYS_STATUS],
+ &state->vbat_vsys_status,
+ }, {
+ bd->rmap_fields[F_VBUS_VCC_STATUS],
+ &state->vbus_vcc_status,
+ },
+ };
+
+
+ for (i = 0; i < ARRAY_SIZE(state_fields); i++) {
+ ret = regmap_field_read(state_fields[i].id, &tmp);
+ if (ret)
+ return ret;
+
+ *state_fields[i].data = tmp;
+ }
+
+ if (state->vbus_vcc_status & STATUS_VCC_DET ||
+ state->vbus_vcc_status & STATUS_VBUS_DET)
+ state->online = 1;
+ else
+ state->online = 0;
+
+ return 0;
+}
+
+static irqreturn_t bd9995x_irq_handler_thread(int irq, void *private)
+{
+ struct bd9995x_device *bd = private;
+ int ret, status, tmp, mask, i;
+ struct bd9995x_state state;
+
+ /*
+ * The bd9995x does not seem to generate big amount of interrupts.
+ * The logic regarding which interrupts can cause relevant
+ * status changes seem to be pretty complex.
+ *
+ * So lets implement really simple and hopefully bullet-proof handler:
+ * It does not really matter which IRQ we handle, we just go and
+ * re-read all interesting statuses + give the framework a nudge.
+ *
+ * Other option would be building a _complex_ and error prone logic
+ * trying to decide what could have been changed (resulting this IRQ
+ * we are now handling). During the normal operation the BD99954 does
+ * not seem to be generating much of interrupts so benefit from such
+ * logic would probably be minimal.
+ */
+
+ ret = regmap_read(bd->rmap, INT0_STATUS, &status);
+ if (ret) {
+ dev_err(bd->dev, "Failed to read IRQ status\n");
+ return IRQ_NONE;
+ }
+
+ ret = regmap_field_read(bd->rmap_fields[F_INT0_SET], &mask);
+ if (ret) {
+ dev_err(bd->dev, "Failed to read IRQ mask\n");
+ return IRQ_NONE;
+ }
+
+ /* Handle only IRQs that are not masked */
+ status &= mask;
+ tmp = status;
+
+ /* The idiot bit does not represent any sub-registers */
+ tmp &= ~(IDI0T_BIT);
+
+ /*
+ * mask and ack IRQs we will handle (+ the idiot bit)
+ */
+ ret = regmap_field_write(bd->rmap_fields[F_INT0_SET], 0);
+ if (ret) {
+ dev_err(bd->dev, "Failed to mask F_INT0\n");
+ return IRQ_NONE;
+ }
+
+ ret = regmap_write(bd->rmap, INT0_STATUS, status);
+ if (ret) {
+ dev_err(bd->dev, "Failed to ack F_INT0\n");
+ goto err_umask;
+ }
+
+ for (i = ffs(tmp); i; i = ffs(tmp)) {
+ int sub_status, sub_mask;
+ int sub_status_reg[] = {
+ -1, INT1_STATUS, INT2_STATUS, INT3_STATUS, INT4_STATUS,
+ INT5_STATUS, INT6_STATUS, INT7_STATUS,
+ };
+ struct regmap_field *sub_mask_f[] = {
+ NULL, bd->rmap_fields[F_INT1_SET],
+ bd->rmap_fields[F_INT2_SET],
+ bd->rmap_fields[F_INT3_SET],
+ bd->rmap_fields[F_INT4_SET],
+ bd->rmap_fields[F_INT5_SET],
+ bd->rmap_fields[F_INT6_SET],
+ bd->rmap_fields[F_INT7_SET],
+ };
+
+ tmp &= ~(1 << (i - 1));
+
+ if (i - 1 > ARRAY_SIZE(sub_status_reg))
+ break;
+
+ /* Clear sub IRQs */
+ ret = regmap_read(bd->rmap, sub_status_reg[i-1], &sub_status);
+ if (ret) {
+ dev_err(bd->dev, "Failed to read IRQ sub-status\n");
+ goto err_umask;
+ }
+
+ ret = regmap_field_read(sub_mask_f[i-1], &sub_mask);
+ if (ret) {
+ dev_err(bd->dev, "Failed to read IRQ sub-mask\n");
+ goto err_umask;
+ }
+
+ /* Ack active sub-statuses */
+ sub_status &= sub_mask;
+
+ ret = regmap_write(bd->rmap, sub_status_reg[i-1], sub_status);
+ if (ret) {
+ dev_err(bd->dev, "Failed to ack sub-IRQ\n");
+ goto err_umask;
+ }
+ }
+
+ ret = regmap_field_write(bd->rmap_fields[F_INT0_SET], mask);
+ if (ret)
+ /* May as well retry once */
+ goto err_umask;
+
+ /* Read whole chip state */
+ ret = bd9995x_get_chip_state(bd, &state);
+ if (ret < 0) {
+ dev_err(bd->dev, "Failed to read chip state\n");
+ } else {
+ mutex_lock(&bd->lock);
+ bd->state = state;
+ mutex_unlock(&bd->lock);
+
+ power_supply_changed(bd->charger);
+ }
+
+ return IRQ_HANDLED;
+
+err_umask:
+ ret = regmap_field_write(bd->rmap_fields[F_INT0_SET], mask);
+ if (ret)
+ dev_err(bd->dev,
+ "Failed to un-mask F_INT0 - IRQ permanently disabled\n");
+
+ return IRQ_NONE;
+}
+
+static int bd9995x_chip_reset(struct bd9995x_device *bd)
+{
+ int ret, state;
+ int rst_check_counter = 10;
+ u16 tmp = ALLRST | OTPLD;
+
+ ret = regmap_raw_write(bd->rmap, SYSTEM_CTRL_SET, &tmp, 2);
+ if (ret < 0)
+ return ret;
+
+ do {
+ ret = regmap_field_read(bd->rmap_fields[F_OTPLD_STATE], &state);
+ if (ret)
+ return ret;
+
+ usleep_range(5, 10);
+ } while (state == 0 && --rst_check_counter);
+
+ if (!rst_check_counter)
+ return -ETIMEDOUT;
+
+ tmp = 0;
+ ret = regmap_raw_write(bd->rmap, SYSTEM_CTRL_SET, &tmp, 2);
+
+ return ret;
+}
+
+static int bd9995x_hw_init(struct bd9995x_device *bd)
+{
+ int ret;
+ int i;
+ struct bd9995x_state state;
+ struct bd9995x_init_data *id = &bd->init_data;
+
+ const struct {
+ enum bd9995x_fields id;
+ u16 value;
+ } init_data[] = {
+ /* Enable the charging trigger after SDP charger attached */
+ {F_SDP_CHG_TRIG_EN, 1},
+ /* Enable charging trigger after SDP charger attached */
+ {F_SDP_CHG_TRIG, 1},
+ /* Disable charging trigger by BC1.2 detection */
+ {F_VBUS_BC_DISEN, 1},
+ /* Disable charging trigger by BC1.2 detection */
+ {F_VCC_BC_DISEN, 1},
+ /* Disable automatic limitation of the input current */
+ {F_ILIM_AUTO_DISEN, 1},
+ /* Select current limitation when SDP charger attached*/
+ {F_SDP_500_SEL, 1},
+ /* Select current limitation when DCP charger attached */
+ {F_DCP_2500_SEL, 1},
+ {F_VSYSREG_SET, id->vsysreg_set},
+ /* Activate USB charging and DC/DC converter */
+ {F_USB_SUS, 0},
+ /* DCDC clock: 1200 kHz*/
+ {F_DCDC_CLK_SEL, 3},
+ /* Enable charging */
+ {F_CHG_EN, 1},
+ /* Disable Input current Limit setting voltage measurement */
+ {F_EXTIADPEN, 0},
+ /* Disable input current limiting */
+ {F_VSYS_PRIORITY, 1},
+ {F_IBUS_LIM_SET, id->ibus_lim_set},
+ {F_ICC_LIM_SET, id->icc_lim_set},
+ /* Charge Termination Current Setting to 0*/
+ {F_ITERM_SET, id->iterm_set},
+ /* Trickle-charge Current Setting */
+ {F_ITRICH_SET, id->itrich_set},
+ /* Pre-charge Current setting */
+ {F_IPRECH_SET, id->iprech_set},
+ /* Fast Charge Current for constant current phase */
+ {F_ICHG_SET, id->ichg_set},
+ /* Fast Charge Voltage Regulation Setting */
+ {F_VFASTCHG_REG_SET1, id->vfastchg_reg_set1},
+ /* Set Pre-charge Voltage Threshold for trickle charging. */
+ {F_VPRECHG_TH_SET, id->vprechg_th_set},
+ {F_VRECHG_SET, id->vrechg_set},
+ {F_VBATOVP_SET, id->vbatovp_set},
+ /* Reverse buck boost voltage Setting */
+ {F_VRBOOST_SET, 0},
+ /* Disable fast-charging watchdog */
+ {F_WDT_FST, 0},
+ /* Disable pre-charging watchdog */
+ {F_WDT_PRE, 0},
+ /* power save off */
+ {F_POWER_SAVE_MODE, 0},
+ {F_INT1_SET, INT1_ALL},
+ {F_INT2_SET, INT2_ALL},
+ {F_INT3_SET, INT3_ALL},
+ {F_INT4_SET, INT4_ALL},
+ {F_INT5_SET, INT5_ALL},
+ {F_INT6_SET, INT6_ALL},
+ {F_INT7_SET, INT7_ALL},
+ };
+
+ /*
+ * Currently we initialize charger to a known state at startup.
+ * If we want to allow for example the boot code to initialize
+ * charger we should get rid of this.
+ */
+ ret = bd9995x_chip_reset(bd);
+ if (ret < 0)
+ return ret;
+
+ /* initialize currents/voltages and other parameters */
+ for (i = 0; i < ARRAY_SIZE(init_data); i++) {
+ ret = regmap_field_write(bd->rmap_fields[init_data[i].id],
+ init_data[i].value);
+ if (ret) {
+ dev_err(bd->dev, "failed to initialize charger (%d)\n",
+ ret);
+ return ret;
+ }
+ }
+
+ ret = bd9995x_get_chip_state(bd, &state);
+ if (ret < 0)
+ return ret;
+
+ mutex_lock(&bd->lock);
+ bd->state = state;
+ mutex_unlock(&bd->lock);
+
+ return 0;
+}
+
+static enum power_supply_property bd9995x_power_supply_props[] = {
+ POWER_SUPPLY_PROP_MANUFACTURER,
+ POWER_SUPPLY_PROP_STATUS,
+ POWER_SUPPLY_PROP_ONLINE,
+ POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT,
+ POWER_SUPPLY_PROP_CHARGE_AVG,
+ POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT_MAX,
+ POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE,
+ POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT,
+ /* Battery props we access through charger */
+ POWER_SUPPLY_PROP_PRESENT,
+ POWER_SUPPLY_PROP_VOLTAGE_NOW,
+ POWER_SUPPLY_PROP_CURRENT_NOW,
+ POWER_SUPPLY_PROP_CHARGE_TYPE,
+ POWER_SUPPLY_PROP_HEALTH,
+ POWER_SUPPLY_PROP_TEMP,
+ POWER_SUPPLY_PROP_TECHNOLOGY,
+ POWER_SUPPLY_PROP_MODEL_NAME,
+};
+
+static const struct power_supply_desc bd9995x_power_supply_desc = {
+ .name = "bd9995x-charger",
+ .type = POWER_SUPPLY_TYPE_USB,
+ .properties = bd9995x_power_supply_props,
+ .num_properties = ARRAY_SIZE(bd9995x_power_supply_props),
+ .get_property = bd9995x_power_supply_get_property,
+};
+
+/*
+ * Limit configurations for vbus-input-current and vcc-vacp-input-current
+ * Minimum limit is 0 uA. Max is 511 * 32000 uA = 16352000 uA. This is
+ * configured by writing a register so that each increment in register
+ * value equals to 32000 uA limit increment.
+ *
+ * Eg, value 0x0 is limit 0, value 0x1 is limit 32000, ...
+ * Describe the setting in linear_range table.
+ */
+static const struct linear_range input_current_limit_ranges[] = {
+ {
+ .min = 0,
+ .step = 32000,
+ .vals = 511,
+ .low_sel = 0x0,
+ },
+};
+
+/* Possible trickle, pre-charging and termination current values */
+static const struct linear_range charging_current_ranges[] = {
+ {
+ .min = 0,
+ .step = 64000,
+ .vals = 17,
+ .low_sel = 0x0,
+ }, {
+ .min = 1024000,
+ .step = 0,
+ .vals = 15,
+ .low_sel = 17,
+ },
+};
+
+/*
+ * Fast charging voltage regulation, starting re-charging limit
+ * and battery over voltage protection have same possible values
+ */
+static const struct linear_range charge_voltage_regulation_ranges[] = {
+ {
+ .min = 2560000,
+ .step = 0,
+ .vals = 0xA0,
+ .low_sel = 0,
+ }, {
+ .min = 2560000,
+ .step = 16000,
+ .vals = 1040,
+ .low_sel = 0xA0,
+ },
+};
+
+/* Possible VSYS voltage regulation values */
+static const struct linear_range vsys_voltage_regulation_ranges[] = {
+ {
+ .min = 2560000,
+ .step = 0,
+ .vals = 0x28,
+ .low_sel = 0,
+ }, {
+ .min = 2560000,
+ .step = 64000,
+ .vals = 260,
+ .low_sel = 0x28,
+ },
+};
+
+/* Possible settings for switching from trickle to pre-charging limits */
+static const struct linear_range trickle_to_pre_threshold_ranges[] = {
+ {
+ .min = 2048000,
+ .step = 0,
+ .vals = 0x20,
+ .low_sel = 0,
+ }, {
+ .min = 2048000,
+ .step = 64000,
+ .vals = 268,
+ .low_sel = 0x20,
+ },
+};
+
+/* Possible current values for fast-charging constant current phase */
+static const struct linear_range fast_charge_current_ranges[] = {
+ {
+ .min = 0,
+ .step = 64000,
+ .vals = 255,
+ .low_sel = 0,
+ }
+};
+
+struct battery_init {
+ const char *name;
+ int *info_data;
+ const struct linear_range *range;
+ int ranges;
+ u16 *data;
+};
+
+struct dt_init {
+ char *prop;
+ const struct linear_range *range;
+ int ranges;
+ u16 *data;
+};
+
+static int bd9995x_fw_probe(struct bd9995x_device *bd)
+{
+ int ret;
+ struct power_supply_battery_info info;
+ u32 property;
+ int i;
+ int regval;
+ bool found;
+ struct bd9995x_init_data *init = &bd->init_data;
+ struct battery_init battery_inits[] = {
+ {
+ .name = "trickle-charging current",
+ .info_data = &info.tricklecharge_current_ua,
+ .range = &charging_current_ranges[0],
+ .ranges = 2,
+ .data = &init->itrich_set,
+ }, {
+ .name = "pre-charging current",
+ .info_data = &info.precharge_current_ua,
+ .range = &charging_current_ranges[0],
+ .ranges = 2,
+ .data = &init->iprech_set,
+ }, {
+ .name = "pre-to-trickle charge voltage threshold",
+ .info_data = &info.precharge_voltage_max_uv,
+ .range = &trickle_to_pre_threshold_ranges[0],
+ .ranges = 2,
+ .data = &init->vprechg_th_set,
+ }, {
+ .name = "charging termination current",
+ .info_data = &info.charge_term_current_ua,
+ .range = &charging_current_ranges[0],
+ .ranges = 2,
+ .data = &init->iterm_set,
+ }, {
+ .name = "charging re-start voltage",
+ .info_data = &info.charge_restart_voltage_uv,
+ .range = &charge_voltage_regulation_ranges[0],
+ .ranges = 2,
+ .data = &init->vrechg_set,
+ }, {
+ .name = "battery overvoltage limit",
+ .info_data = &info.overvoltage_limit_uv,
+ .range = &charge_voltage_regulation_ranges[0],
+ .ranges = 2,
+ .data = &init->vbatovp_set,
+ }, {
+ .name = "fast-charging max current",
+ .info_data = &info.constant_charge_current_max_ua,
+ .range = &fast_charge_current_ranges[0],
+ .ranges = 1,
+ .data = &init->ichg_set,
+ }, {
+ .name = "fast-charging voltage",
+ .info_data = &info.constant_charge_voltage_max_uv,
+ .range = &charge_voltage_regulation_ranges[0],
+ .ranges = 2,
+ .data = &init->vfastchg_reg_set1,
+ },
+ };
+ struct dt_init props[] = {
+ {
+ .prop = "rohm,vsys-regulation-microvolt",
+ .range = &vsys_voltage_regulation_ranges[0],
+ .ranges = 2,
+ .data = &init->vsysreg_set,
+ }, {
+ .prop = "rohm,vbus-input-current-limit-microamp",
+ .range = &input_current_limit_ranges[0],
+ .ranges = 1,
+ .data = &init->ibus_lim_set,
+ }, {
+ .prop = "rohm,vcc-input-current-limit-microamp",
+ .range = &input_current_limit_ranges[0],
+ .ranges = 1,
+ .data = &init->icc_lim_set,
+ },
+ };
+
+ /*
+ * the power_supply_get_battery_info does not support getting values
+ * from ACPI. Let's fix it if required :)
+ */
+ ret = power_supply_get_battery_info(bd->charger, &info);
+ if (ret < 0)
+ return ret;
+
+ for (i = 0; i < ARRAY_SIZE(battery_inits); i++) {
+ int val = *battery_inits[i].info_data;
+
+ if (val == -EINVAL)
+ continue;
+
+ ret = find_selector_for_value_low(battery_inits[i].range,
+ battery_inits[i].ranges,
+ val, ®val, &found);
+ if (ret) {
+ dev_err(bd->dev, "Unsupported value for %s\n",
+ battery_inits[i].name);
+
+ power_supply_put_battery_info(bd->charger, &info);
+ return -EINVAL;
+ }
+ if (!found) {
+ dev_warn(bd->dev,
+ "Unsupported value for %s - using smaller\n",
+ battery_inits[i].name);
+ }
+ *(battery_inits[i].data) = regval;
+ }
+
+ power_supply_put_battery_info(bd->charger, &info);
+
+ for (i = 0; i < ARRAY_SIZE(props); i++) {
+ ret = device_property_read_u32(bd->dev, props[i].prop,
+ &property);
+ if (ret < 0) {
+ dev_err(bd->dev, "failed to read %s", props[i].prop);
+
+ return ret;
+ }
+
+ ret = find_selector_for_value_low(props[i].range,
+ props[i].ranges, property,
+ ®val, &found);
+ if (ret) {
+ dev_err(bd->dev, "Unsupported value for '%s'\n",
+ props[i].prop);
+
+ return -EINVAL;
+ }
+
+ if (!found) {
+ dev_warn(bd->dev,
+ "Unsupported value for '%s' - using smaller\n",
+ props[i].prop);
+ }
+
+ *(props[i].data) = regval;
+ }
+
+ return 0;
+}
+
+static int bd9995x_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct device *dev = &client->dev;
+ struct bd9995x_device *bd;
+ struct power_supply_config psy_cfg = {};
+ int ret;
+ int i;
+
+ bd = devm_kzalloc(dev, sizeof(*bd), GFP_KERNEL);
+ if (!bd)
+ return -ENOMEM;
+
+ bd->client = client;
+ bd->dev = dev;
+ psy_cfg.drv_data = bd;
+ psy_cfg.of_node = dev->of_node;
+
+ mutex_init(&bd->lock);
+
+ bd->rmap = devm_regmap_init_i2c(client, &bd9995x_regmap_config);
+ if (IS_ERR(bd->rmap)) {
+ dev_err(dev, "Failed to setup register access via i2c\n");
+ return PTR_ERR(bd->rmap);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(bd9995x_reg_fields); i++) {
+ const struct reg_field *reg_fields = bd9995x_reg_fields;
+
+ bd->rmap_fields[i] = devm_regmap_field_alloc(dev, bd->rmap,
+ reg_fields[i]);
+ if (IS_ERR(bd->rmap_fields[i])) {
+ dev_err(dev, "cannot allocate regmap field\n");
+ return PTR_ERR(bd->rmap_fields[i]);
+ }
+ }
+
+ i2c_set_clientdata(client, bd);
+
+ ret = regmap_field_read(bd->rmap_fields[F_CHIP_ID], &bd->chip_id);
+ if (ret) {
+ dev_err(dev, "Cannot read chip ID.\n");
+ return ret;
+ }
+
+ if (bd->chip_id != BD99954_ID) {
+ dev_err(dev, "Chip with ID=0x%x, not supported!\n",
+ bd->chip_id);
+ return -ENODEV;
+ }
+
+ ret = regmap_field_read(bd->rmap_fields[F_CHIP_REV], &bd->chip_rev);
+ if (ret) {
+ dev_err(dev, "Cannot read revision.\n");
+ return ret;
+ }
+
+ dev_info(bd->dev, "Found DB99954 chip rev %d\n", bd->chip_rev);
+
+ /*
+ * We need to init the psy before we can call
+ * power_supply_get_battery_info() for it
+ */
+ bd->charger = devm_power_supply_register(bd->dev,
+ &bd9995x_power_supply_desc,
+ &psy_cfg);
+ if (IS_ERR(bd->charger)) {
+ dev_err(dev, "Failed to register power supply\n");
+ return PTR_ERR(bd->charger);
+ }
+
+ if (!dev->platform_data) {
+ ret = bd9995x_fw_probe(bd);
+ if (ret < 0) {
+ dev_err(dev, "Cannot read device properties.\n");
+ return ret;
+ }
+ } else {
+ return -ENODEV;
+ }
+
+ ret = bd9995x_hw_init(bd);
+ if (ret < 0) {
+ dev_err(dev, "Cannot initialize the chip.\n");
+ return ret;
+ }
+
+ return devm_request_threaded_irq(dev, client->irq, NULL,
+ bd9995x_irq_handler_thread,
+ IRQF_TRIGGER_LOW | IRQF_ONESHOT,
+ BD9995X_IRQ_PIN, bd);
+}
+
+static int bd9995x_remove(struct i2c_client *client)
+{
+ int ret;
+ struct bd9995x_device *bd = i2c_get_clientdata(client);
+
+ disable_irq(client->irq);
+
+ /*
+ * reset all registers to default values. This should also disable
+ * CHG_EN bit. If this is not required we can get rid of the remove.
+ */
+ ret = bd9995x_chip_reset(bd);
+
+ dev_info(bd->dev, "Driver for DB99954 chip removed\n");
+
+ return 0;
+}
+
+static const struct of_device_id bd9995x_of_match[] = {
+ { .compatible = "rohm,bd9995x-charger", },
+ { },
+};
+MODULE_DEVICE_TABLE(of, bd9995x_of_match);
+
+static const struct acpi_device_id bd9995x_acpi_match[] = {
+ {"BD999540", 0},
+ {},
+};
+MODULE_DEVICE_TABLE(acpi, bd9995x_acpi_match);
+
+static struct i2c_driver bd9995x_driver = {
+ .driver = {
+ .name = "bd9995x-charger",
+ .of_match_table = of_match_ptr(bd9995x_of_match),
+ .acpi_match_table = ACPI_PTR(bd9995x_acpi_match),
+ },
+ .probe = bd9995x_probe,
+ .remove = bd9995x_remove,
+};
+module_i2c_driver(bd9995x_driver);
+
+MODULE_AUTHOR("Laine Markus <markus.laine@fi.rohmeurope.com>");
+MODULE_DESCRIPTION("ROHM BD99954 charger driver");
+MODULE_LICENSE("GPL");
new file mode 100644
@@ -0,0 +1,1075 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright (C) 2020 ROHM Semiconductors */
+#ifndef BD99954_CHARGER_H
+#define BD99954_CHARGER_H
+
+#include <linux/regmap.h>
+
+#define BD9995X_MANUFACTURER "Rohm Semiconductor"
+#define BD9995X_IRQ_PIN "bd9995x_irq"
+
+#define BD9995X_VSYS_PRECHARGE_OFFSET_MV 200
+
+#define BD99954_ID 0x346
+#define BD99955_ID 0x221
+#define BD99956_ID 0x331
+
+/* Battery Charger Commands */
+#define CHARGING_CURRENT 0x14
+#define CHARGING_VOLTAGE 0x15
+#define PROTECT_SET 0x3E
+#define MAP_SET 0x3F
+
+/* Extended commands */
+#define CHGSTM_STATUS 0x100
+#define VBAT_VSYS_STATUS 0x101
+#define VBUS_VCC_STATUS 0x102
+#define CHGOP_STATUS 0x103
+#define WDT_STATUS 0x104
+#define CUR_ILIM_VAL 0x105
+#define SEL_ILIM_VAL 0x106
+#define IBUS_LIM_SET 0x107
+#define ICC_LIM_SET 0x108
+#define IOTG_LIM_SET 0x109
+#define VIN_CTRL_SET 0x10A
+#define CHGOP_SET1 0x10B
+#define CHGOP_SET2 0x10C
+#define VBUSCLPS_TH_SET 0x10D
+#define VCCCLPS_TH_SET 0x10E
+#define CHGWDT_SET 0x10F
+#define BATTWDT_SET 0x110
+#define VSYSREG_SET 0x111
+#define VSYSVAL_THH_SET 0x112
+#define VSYSVAL_THL_SET 0x113
+#define ITRICH_SET 0x114
+#define IPRECH_SET 0x115
+#define ICHG_SET 0x116
+#define ITERM_SET 0x117
+#define VPRECHG_TH_SET 0x118
+#define VRBOOST_SET 0x119
+#define VFASTCHG_REG_SET1 0x11A
+#define VFASTCHG_REG_SET2 0x11B
+#define VFASTCHG_REG_SET3 0x11C
+#define VRECHG_SET 0x11D
+#define VBATOVP_SET 0x11E
+#define IBATSHORT_SET 0x11F
+#define PROCHOT_CTRL_SET 0x120
+#define PROCHOT_ICRIT_SET 0x121
+#define PROCHOT_INORM_SET 0x122
+#define PROCHOT_IDCHG_SET 0x123
+#define PROCHOT_VSYS_SET 0x124
+#define PMON_IOUT_CTRL_SET 0x125
+#define PMON_DACIN_VAL 0x126
+#define IOUT_DACIN_VAL 0x127
+#define VCC_UCD_SET 0x128
+#define VCC_UCD_STATUS 0x129
+#define VCC_IDD_STATUS 0x12A
+#define VCC_UCD_FCTRL_SET 0x12B
+#define VCC_UCD_FCTRL_EN 0x12C
+#define VBUS_UCD_SET 0x130
+#define VBUS_UCD_STATUS 0x131
+#define VBUS_IDD_STATUS 0x132
+#define VBUS_UCD_FCTRL_SET 0x133
+#define VBUS_UCD_FCTRL_EN 0x134
+#define CHIP_ID 0x138
+#define CHIP_REV 0x139
+#define IC_SET1 0x13A
+#define IC_SET2 0x13B
+#define SYSTEM_STATUS 0x13C
+#define SYSTEM_CTRL_SET 0x13D
+#define VM_CTRL_SET 0x140
+#define THERM_WINDOW_SET1 0x141
+#define THERM_WINDOW_SET2 0x142
+#define THERM_WINDOW_SET3 0x143
+#define THERM_WINDOW_SET4 0x144
+#define THERM_WINDOW_SET5 0x145
+#define IBATP_TH_SET 0x146
+#define IBATM_TH_SET 0x147
+#define VBAT_TH_SET 0x148
+#define THERM_TH_SET 0x149
+#define IACP_TH_SET 0x14A
+#define VACP_TH_SET 0x14B
+#define VBUS_TH_SET 0x14C
+#define VCC_TH_SET 0x14D
+#define VSYS_TH_SET 0x14E
+#define EXTIADP_TH_SET 0x14F
+#define IBATP_VAL 0x150
+#define IBATP_AVE_VAL 0x151
+#define IBATM_VAL 0x152
+#define IBATM_AVE_VAL 0x153
+#define VBAT_VAL 0x154
+#define VBAT_AVE_VAL 0x155
+#define THERM_VAL 0x156
+#define VTH_VAL 0x157
+#define IACP_VAL 0x158
+#define IACP_AVE_VAL 0x159
+#define VACP_VAL 0x15A
+#define VACP_AVE_VAL 0x15B
+#define VBUS_VAL 0x15C
+#define VBUS_AVE_VAL 0x15D
+#define VCC_VAL 0x15E
+#define VCC_AVE_VAL 0x15F
+#define VSYS_VAL 0x160
+#define VSYS_AVE_VAL 0x161
+#define EXTIADP_VAL 0x162
+#define EXTIADP_AVE_VAL 0x163
+#define VACPCLPS_TH_SET 0x164
+#define INT0_SET 0x168
+#define INT1_SET 0x169
+#define INT2_SET 0x16A
+#define INT3_SET 0x16B
+#define INT4_SET 0x16C
+#define INT5_SET 0x16D
+#define INT6_SET 0x16E
+#define INT7_SET 0x16F
+#define INT0_STATUS 0x170
+#define INT1_STATUS 0x171
+#define INT2_STATUS 0x172
+#define INT3_STATUS 0x173
+#define INT4_STATUS 0x174
+#define INT5_STATUS 0x175
+#define INT6_STATUS 0x176
+#define INT7_STATUS 0x177
+#define OTPREG0 0x17A
+#define OTPREG1 0x17B
+#define SMBREG 0x17C
+#define DEBUG_MODE_SET 0x17F
+#define DEBUG0x14 0x214
+#define DEBUG0x1A 0x21A
+
+enum bd9995x_fields {
+ F_PREV_CHGSTM_STATE, F_CHGSTM_STATE,
+ F_VBAT_VSYS_STATUS,
+ F_VBUS_VCC_STATUS,
+ F_BATTEMP, F_VRECHG_DET, F_RBOOST_UV, F_RBOOSTS,
+ F_THERMWDT_VAL, F_CHGWDT_VAL,
+ F_CUR_ILIM_VAL,
+ F_SEL_ILIM_VAL,
+ F_IBUS_LIM_SET,
+ F_ICC_LIM_SET,
+ F_IOTG_LIM_SET,
+ F_OTG_BOTH_EN,
+ F_VRBOOST_TRIG,
+ F_VRBOOST_EN,
+ F_PP_BOTH_THRU,
+ F_VIN_ORD,
+ F_VBUS_EN,
+ F_VCC_EN,
+ F_VSYS_PRIORITY,
+ F_PPC_SUB_CAP,
+ F_PPC_CAP,
+ F_DCP_2500_SEL,
+ F_SDP_500_SEL,
+ F_ILIM_AUTO_DISEN,
+ F_VCC_BC_DISEN,
+ F_VBUS_BC_DISEN,
+ F_SDP_CHG_TRIG_EN,
+ F_SDP_CHG_TRIG,
+ F_AUTO_TOF,
+ F_AUTO_FST,
+ F_AUTO_RECH,
+ F_ILIM_RESET_EN,
+ F_DCDC_1MS_SEL,
+ F_SEL_ILIM_DIV,
+ F_BATT_LEARN,
+ F_CHG_EN,
+ F_USB_SUS,
+ F_CHOP_SS_INIT,
+ F_CHOP_ALL_INIT,
+ F_DCDC_CLK_SEL,
+ F_CHOP_SS,
+ F_CHOP_ALL,
+ F_VBUSCLPS_TH_SET,
+ F_VCCCLPS_TH_SET,
+ F_WDT_FST,
+ F_WDT_PRE,
+ F_WDT_IBAT_SHORT,
+ F_WDT_THERM,
+ F_VSYSREG_SET,
+ F_VSYSVAL_THH_SET,
+ F_VSYSVAL_THL_SET,
+ F_ITRICH_SET,
+ F_IPRECH_SET,
+ F_ICHG_SET,
+ F_ITERM_SET,
+ F_VPRECHG_TH_SET,
+ F_VRBOOST_SET,
+ F_VFASTCHG_REG_SET1,
+ F_VFASTCHG_REG_SET2,
+ F_VFASTCHG_REG_SET3,
+ F_VRECHG_SET,
+ F_VBATOVP_SET,
+ F_IBATM_SHORT_SET,
+ F_PROCHOT_DG_SET,
+ F_PROCHOT_ICRIT_DG_SET,
+ F_PROCHOT_IDCHG_DG_SET,
+ F_PROCHOT_EN,
+ F_PROCHOT_ICRIT_SET,
+ F_PROCHOT_INORM_SET,
+ F_PROCHOT_IDCHG_SET,
+ F_PROCHOT_VSYS_SET,
+ F_IMON_INSEL,
+ F_PMON_INSEL,
+ F_IOUT_OUT_EN,
+ F_IOUT_SOURCE_SEL,
+ F_IOUT_GAIN_SET,
+ F_PMON_OUT_EN,
+ F_PMON_GAIN_SET,
+ F_PMON_DACIN_VAL,
+ F_IOUT_DACIN_VAL,
+ F_VCC_BCSRETRY,
+ F_VCC_ADCRTRY,
+ F_VCC_USBDETEN,
+ F_VCC_IDRDETEN,
+ F_VCC_ENUMRDY,
+ F_VCC_ADCPOLEN,
+ F_VCC_DCDMODE,
+ F_VCC_USB_SW_EN,
+ F_VCC_USB_SW,
+ F_VCC_DCDFAIL,
+ F_VCC_CHGPORT,
+ F_VCC_PUPDET,
+ F_VCC_VBUS_VLD,
+ F_VCC_CHGDET,
+ F_VCC_OTGDET,
+ F_VCC_VBINOP,
+ F_VCC_EXTID,
+ F_VCC_IDRDET,
+ F_VCC_INDO,
+ F_VCC_UCDSWEN,
+ F_VCC_RREF_EN,
+ F_VCC_DPPU_EN,
+ F_VCC_DPREF_EN,
+ F_VCC_DMREF_EN,
+ F_VCC_DPDET_EN,
+ F_VCC_DMDET_EN,
+ F_VCC_DPSINK_EN,
+ F_VCC_DMSINK_EN,
+ F_VCC_DP_BUFF_EN,
+ F_VCC_DM_BUFF_EN,
+ F_VCC_EXTCLKENBL,
+ F_VCC_PLSTESTEN,
+ F_VCC_UCDSWEN_TSTENB,
+ F_VCC_RREF_EN_TSTENB,
+ F_VCC_DPPU_EN_TSTENB,
+ F_VCC_DPREF_EN_TSTENB,
+ F_VCC_DMREF_EN_TSTENB,
+ F_VCC_DPDET_EN_TSTENB,
+ F_VCC_DMDET_EN_TSTENB,
+ F_VCC_DPSINK_EN_TSTENB,
+ F_VCC_DMSINK_EN_TSTENB,
+ F_VCC_DP_BUFF_EN_TSTENB,
+ F_VCC_DM_BUFF_EN_TSTENB,
+ F_VBUS_BCSRETRY,
+ F_VBUS_ADCRTRY,
+ F_VBUS_USBDETEN,
+ F_VBUS_IDRDETEN,
+ F_VBUS_ENUMRDY,
+ F_VBUS_ADCPOLEN,
+ F_VBUS_DCDMODE,
+ F_VBUS_USB_SW_EN,
+ F_VBUS_USB_SW,
+ F_VBUS_DCDFAIL,
+ F_VBUS_CHGPORT,
+ F_VBUS_PUPDET,
+ F_VBUS_VBUS_VLD,
+ F_VBUS_CHGDET,
+ F_VBUS_OTGDET,
+ F_VBUS_VBINOP,
+ F_VBUS_EXTID,
+ F_VBUS_IDRDET,
+ F_VBUS_INDO,
+ F_VBUS_UCDSWEN,
+ F_VBUS_RREF_EN,
+ F_VBUS_DPPU_EN,
+ F_VBUS_DPREF_EN,
+ F_VBUS_DMREF_EN,
+ F_VBUS_DPDET_EN,
+ F_VBUS_DMDET_EN,
+ F_VBUS_DPSINK_EN,
+ F_VBUS_DMSINK_EN,
+ F_VBUS_DP_BUFF_EN,
+ F_VBUS_DM_BUFF_EN,
+ F_VBUS_EXTCLKENBL,
+ F_VBUS_PLSTESTEN,
+ F_VBUS_UCDSWEN_TSTENB,
+ F_VBUS_RREF_EN_TSTENB,
+ F_VBUS_DPPU_EN_TSTENB,
+ F_VBUS_DPREF_EN_TSTENB,
+ F_VBUS_DMREF_EN_TSTENB,
+ F_VBUS_DPDET_EN_TSTENB,
+ F_VBUS_DMDET_EN_TSTENB,
+ F_VBUS_DPSINK_EN_TSTENB,
+ F_VBUS_DMSINK_EN_TSTENB,
+ F_VBUS_DP_BUFF_EN_TSTENB,
+ F_VBUS_DM_BUFF_EN_TSTENB,
+ F_CHIP_ID,
+ F_CHIP_REV,
+ F_ONE_CELL_MODE,
+ F_cell,
+ F_VACP_AUTO_DISCHG,
+ F_VACP_LOAD,
+ F_ACOK_POL,
+ F_ACOK_DISEN,
+ F_DEBUG_SET1,
+ F_DEBUG_SET0,
+ F_MONRST_STATE,
+ F_ALMRST_STATE,
+ F_CHGRST_STATE,
+ F_OTPLD_STATE,
+ F_ALLRST_STATE,
+ F_PROTECT_SET,
+ F_MAP_SET,
+ F_ADCINTERVAL,
+ F_ADCMOD,
+ F_ADCTMOD,
+ F_EXTIADPEN,
+ F_VSYSENB,
+ F_VCCENB,
+ F_VBUSENB,
+ F_VACPENB,
+ F_IACPENB,
+ F_THERMENB,
+ F_VBATENB,
+ F_IBATMENB,
+ F_IBATPENB,
+ F_TMPTHR1B,
+ F_TMPTHR1A,
+ F_TMPTHR2B,
+ F_TMPTHR2A,
+ F_TMPTHR3B,
+ F_TMPTHR3A,
+ F_TMPTHR4B,
+ F_TMPTHR4A,
+ F_TMPTHR5B,
+ F_TMPTHR5A,
+ F_IBATP_TH_SET,
+ F_IBATM_TH_SET,
+ F_VBAT_TH_SET,
+ F_THERM_TH_SET,
+ F_IACP_TH_SET,
+ F_VACP_TH_SET,
+ F_VBUS_TH_SET,
+ F_VCC_TH_SET,
+ F_VSYS_TH_SET,
+ F_EXTIADP_TH_SET,
+ F_IBATP_VAL,
+ F_IBATP_AVE_VAL,
+ F_IBATM_VAL,
+ F_IBATM_AVE_VAL,
+ F_VBAT_VAL,
+ F_VBAT_AVE_VAL,
+ F_THERM_VAL,
+ F_VTH_VAL,
+ F_IACP_VAL,
+ F_IACP_AVE_VAL,
+ F_VACP_VAL,
+ F_VACP_AVE_VAL,
+ F_VBUS_VAL,
+ F_VBUS_AVE_VAL,
+ F_VCC_VAL,
+ F_VCC_AVE_VAL,
+ F_VSYS_VAL,
+ F_VSYS_AVE_VAL,
+ F_EXTIADP_VAL,
+ F_EXTIADP_AVE_VAL,
+ F_VACPCLPS_TH_SET,
+ F_INT7_SET,
+ F_INT6_SET,
+ F_INT5_SET,
+ F_INT4_SET,
+ F_INT3_SET,
+ F_INT2_SET,
+ F_INT1_SET,
+ F_INT0_SET,
+ F_VBUS_RBUV_DET,
+ F_VBUS_RBUV_RES,
+ F_VBUS_TH_DET,
+ F_VBUS_TH_RES,
+ F_VBUS_IIN_MOD,
+ F_VBUS_OV_DET,
+ F_VBUS_OV_RES,
+ F_VBUS_CLPS_DET,
+ F_VBUS_CLPS,
+ F_VBUS_DET,
+ F_VBUS_RES,
+ F_VCC_RBUV_DET,
+ F_VCC_RBUV_RES,
+ F_VCC_TH_DET,
+ F_VCC_TH_RES,
+ F_VCC_IIN_MOD,
+ F_VCC_OVP_DET,
+ F_VCC_OVP_RES,
+ F_VCC_CLPS_DET,
+ F_VCC_CLPS_RES,
+ F_VCC_DET,
+ F_VCC_RES,
+ F_TH_DET,
+ F_TH_RMV,
+ F_TMP_OUT_DET,
+ F_TMP_OUT_RES,
+ F_VBAT_TH_DET,
+ F_VBAT_TH_RES,
+ F_IBAT_SHORT_DET,
+ F_IBAT_SHORT_RES,
+ F_VBAT_OV_DET,
+ F_VBAT_OV_RES,
+ F_BAT_ASSIST_DET,
+ F_BAT_ASSIST_RES,
+ F_VSYS_TH_DET,
+ F_VSYS_TH_RES,
+ F_VSYS_OV_DET,
+ F_VSYS_OV_RES,
+ F_VSYS_SHT_DET,
+ F_VSYS_SHT_RES,
+ F_VSYS_UV_DET,
+ F_VSYS_UV_RES,
+ F_OTP_LOAD_DONE,
+ F_PWR_ON,
+ F_EXTIADP_TRNS,
+ F_EXTIADP_TH_DET,
+ F_EXIADP_TH_RES,
+ F_BAT_MNT_DET,
+ F_BAT_MNT_RES,
+ F_TSD_DET,
+ F_TSD_RES,
+ F_CHGWDT_EXP,
+ F_THERMWDT_EXP,
+ F_TMP_TRNS,
+ F_CHG_TRNS,
+ F_VBUS_UCD_PORT_DET,
+ F_VBUS_UCD_UCHG_DET,
+ F_VBUS_UCD_URID_RMV,
+ F_VBUS_UCD_OTG_DET,
+ F_VBUS_UCD_URID_MOD,
+ F_VCC_UCD_PORT_DET,
+ F_VCC_UCD_UCHG_DET,
+ F_VCC_UCD_URID_RMV,
+ F_VCC_UCD_OTG_DET,
+ F_VCC_UCD_URID_MOD,
+ F_PROCHOT_DET,
+ F_PROCHOT_RES,
+ F_VACP_DET,
+ F_VACP_RES,
+ F_VACP_TH_DET,
+ F_VACP_TH_RES,
+ F_IACP_TH_DET,
+ F_IACP_THE_RES,
+ F_THERM_TH_DET,
+ F_THERM_TH_RES,
+ F_IBATM_TH_DET,
+ F_IBATM_TH_RES,
+ F_IBATP_TH_DET,
+ F_IBATP_TH_RES,
+ F_INT7_STATUS,
+ F_INT6_STATUS,
+ F_INT5_STATUS,
+ F_INT4_STATUS,
+ F_INT3_STATUS,
+ F_INT2_STATUS,
+ F_INT1_STATUS,
+ F_INT0_STATUS,
+ F_ILIM_DECREASE,
+ F_RESERVE_OTPREG1,
+ F_POWER_SAVE_MODE,
+ F_DEBUG_MODE_SET,
+ F_DEBUG0x14,
+ F_DEBUG0x1A,
+ F_MAX_FIELDS
+};
+
+static const struct reg_field bd9995x_reg_fields[] = {
+ [F_PREV_CHGSTM_STATE] = REG_FIELD(CHGSTM_STATUS, 8, 14),
+ [F_CHGSTM_STATE] = REG_FIELD(CHGSTM_STATUS, 0, 6),
+ [F_VBAT_VSYS_STATUS] = REG_FIELD(VBAT_VSYS_STATUS, 0, 15),
+ [F_VBUS_VCC_STATUS] = REG_FIELD(VBUS_VCC_STATUS, 0, 12),
+ [F_BATTEMP] = REG_FIELD(CHGOP_STATUS, 8, 10),
+ [F_VRECHG_DET] = REG_FIELD(CHGOP_STATUS, 6, 6),
+ [F_RBOOST_UV] = REG_FIELD(CHGOP_STATUS, 1, 1),
+ [F_RBOOSTS] = REG_FIELD(CHGOP_STATUS, 0, 0),
+ [F_THERMWDT_VAL] = REG_FIELD(WDT_STATUS, 8, 15),
+ [F_CHGWDT_VAL] = REG_FIELD(WDT_STATUS, 0, 7),
+ [F_CUR_ILIM_VAL] = REG_FIELD(CUR_ILIM_VAL, 0, 13),
+ [F_SEL_ILIM_VAL] = REG_FIELD(SEL_ILIM_VAL, 0, 13),
+ [F_IBUS_LIM_SET] = REG_FIELD(IBUS_LIM_SET, 5, 13),
+ [F_ICC_LIM_SET] = REG_FIELD(ICC_LIM_SET, 5, 13),
+ [F_IOTG_LIM_SET] = REG_FIELD(IOTG_LIM_SET, 5, 13),
+ [F_OTG_BOTH_EN] = REG_FIELD(VIN_CTRL_SET, 15, 15),
+ [F_VRBOOST_TRIG] = REG_FIELD(VIN_CTRL_SET, 14, 14),
+ [F_VRBOOST_EN] = REG_FIELD(VIN_CTRL_SET, 12, 13),
+ [F_PP_BOTH_THRU] = REG_FIELD(VIN_CTRL_SET, 11, 11),
+ [F_VIN_ORD] = REG_FIELD(VIN_CTRL_SET, 7, 7),
+ [F_VBUS_EN] = REG_FIELD(VIN_CTRL_SET, 6, 6),
+ [F_VCC_EN] = REG_FIELD(VIN_CTRL_SET, 5, 5),
+ [F_VSYS_PRIORITY] = REG_FIELD(VIN_CTRL_SET, 4, 4),
+ [F_PPC_SUB_CAP] = REG_FIELD(VIN_CTRL_SET, 2, 3),
+ [F_PPC_CAP] = REG_FIELD(VIN_CTRL_SET, 0, 1),
+ [F_DCP_2500_SEL] = REG_FIELD(CHGOP_SET1, 15, 15),
+ [F_SDP_500_SEL] = REG_FIELD(CHGOP_SET1, 14, 14),
+ [F_ILIM_AUTO_DISEN] = REG_FIELD(CHGOP_SET1, 13, 13),
+ [F_VCC_BC_DISEN] = REG_FIELD(CHGOP_SET1, 11, 11),
+ [F_VBUS_BC_DISEN] = REG_FIELD(CHGOP_SET1, 10, 10),
+ [F_SDP_CHG_TRIG_EN] = REG_FIELD(CHGOP_SET1, 9, 9),
+ [F_SDP_CHG_TRIG] = REG_FIELD(CHGOP_SET1, 8, 8),
+ [F_AUTO_TOF] = REG_FIELD(CHGOP_SET1, 6, 6),
+ [F_AUTO_FST] = REG_FIELD(CHGOP_SET1, 5, 5),
+ [F_AUTO_RECH] = REG_FIELD(CHGOP_SET1, 3, 3),
+ [F_ILIM_RESET_EN] = REG_FIELD(CHGOP_SET2, 14, 14),
+ [F_DCDC_1MS_SEL] = REG_FIELD(CHGOP_SET2, 12, 13),
+ [F_SEL_ILIM_DIV] = REG_FIELD(CHGOP_SET2, 10, 10),
+ [F_BATT_LEARN] = REG_FIELD(CHGOP_SET2, 8, 8),
+ [F_CHG_EN] = REG_FIELD(CHGOP_SET2, 7, 7),
+ [F_USB_SUS] = REG_FIELD(CHGOP_SET2, 6, 6),
+ [F_CHOP_SS_INIT] = REG_FIELD(CHGOP_SET2, 5, 5),
+ [F_CHOP_ALL_INIT] = REG_FIELD(CHGOP_SET2, 4, 4),
+ [F_DCDC_CLK_SEL] = REG_FIELD(CHGOP_SET2, 2, 3),
+ [F_CHOP_SS] = REG_FIELD(CHGOP_SET2, 1, 1),
+ [F_CHOP_ALL] = REG_FIELD(CHGOP_SET2, 0, 0),
+ [F_VBUSCLPS_TH_SET] = REG_FIELD(VBUSCLPS_TH_SET, 7, 14),
+ [F_VCCCLPS_TH_SET] = REG_FIELD(VCCCLPS_TH_SET, 7, 14),
+ [F_WDT_FST] = REG_FIELD(CHGWDT_SET, 8, 15),
+ [F_WDT_PRE] = REG_FIELD(CHGWDT_SET, 0, 7),
+ [F_WDT_IBAT_SHORT] = REG_FIELD(BATTWDT_SET, 8, 15),
+ [F_WDT_THERM] = REG_FIELD(BATTWDT_SET, 0, 7),
+ [F_VSYSREG_SET] = REG_FIELD(VSYSREG_SET, 6, 14),
+ [F_VSYSVAL_THH_SET] = REG_FIELD(VSYSVAL_THH_SET, 6, 14),
+ [F_VSYSVAL_THL_SET] = REG_FIELD(VSYSVAL_THL_SET, 6, 14),
+ [F_ITRICH_SET] = REG_FIELD(ITRICH_SET, 6, 10),
+ [F_IPRECH_SET] = REG_FIELD(IPRECH_SET, 6, 10),
+ [F_ICHG_SET] = REG_FIELD(ICHG_SET, 6, 13),
+ [F_ITERM_SET] = REG_FIELD(ITERM_SET, 6, 10),
+ [F_VPRECHG_TH_SET] = REG_FIELD(VPRECHG_TH_SET, 6, 14),
+ [F_VRBOOST_SET] = REG_FIELD(VRBOOST_SET, 6, 14),
+ [F_VFASTCHG_REG_SET1] = REG_FIELD(VFASTCHG_REG_SET1, 4, 14),
+ [F_VFASTCHG_REG_SET2] = REG_FIELD(VFASTCHG_REG_SET2, 4, 14),
+ [F_VFASTCHG_REG_SET3] = REG_FIELD(VFASTCHG_REG_SET3, 4, 14),
+ [F_VRECHG_SET] = REG_FIELD(VRECHG_SET, 4, 14),
+ [F_VBATOVP_SET] = REG_FIELD(VBATOVP_SET, 4, 14),
+ [F_IBATM_SHORT_SET] = REG_FIELD(IBATSHORT_SET, 0, 14),
+ [F_PROCHOT_DG_SET] = REG_FIELD(PROCHOT_CTRL_SET, 14, 15),
+ [F_PROCHOT_ICRIT_DG_SET] = REG_FIELD(PROCHOT_CTRL_SET, 10, 11),
+ [F_PROCHOT_IDCHG_DG_SET] = REG_FIELD(PROCHOT_CTRL_SET, 8, 9),
+ [F_PROCHOT_EN] = REG_FIELD(PROCHOT_CTRL_SET, 0, 4),
+ [F_PROCHOT_ICRIT_SET] = REG_FIELD(PROCHOT_ICRIT_SET, 0, 14),
+ [F_PROCHOT_INORM_SET] = REG_FIELD(PROCHOT_INORM_SET, 0, 14),
+ [F_PROCHOT_IDCHG_SET] = REG_FIELD(PROCHOT_IDCHG_SET, 0, 14),
+ [F_PROCHOT_VSYS_SET] = REG_FIELD(PROCHOT_VSYS_SET, 0, 14),
+ [F_IMON_INSEL] = REG_FIELD(PMON_IOUT_CTRL_SET, 9, 9),
+ [F_PMON_INSEL] = REG_FIELD(PMON_IOUT_CTRL_SET, 8, 8),
+ [F_IOUT_OUT_EN] = REG_FIELD(PMON_IOUT_CTRL_SET, 7, 7),
+ [F_IOUT_SOURCE_SEL] = REG_FIELD(PMON_IOUT_CTRL_SET, 6, 6),
+ [F_IOUT_GAIN_SET] = REG_FIELD(PMON_IOUT_CTRL_SET, 4, 5),
+ [F_PMON_OUT_EN] = REG_FIELD(PMON_IOUT_CTRL_SET, 3, 3),
+ [F_PMON_GAIN_SET] = REG_FIELD(PMON_IOUT_CTRL_SET, 0, 2),
+ [F_PMON_DACIN_VAL] = REG_FIELD(PMON_DACIN_VAL, 0, 9),
+ [F_IOUT_DACIN_VAL] = REG_FIELD(IOUT_DACIN_VAL, 0, 11),
+ [F_VCC_BCSRETRY] = REG_FIELD(VCC_UCD_SET, 12, 12),
+ [F_VCC_ADCRTRY] = REG_FIELD(VCC_UCD_SET, 8, 8),
+ [F_VCC_USBDETEN] = REG_FIELD(VCC_UCD_SET, 7, 7),
+ [F_VCC_IDRDETEN] = REG_FIELD(VCC_UCD_SET, 6, 6),
+ [F_VCC_ENUMRDY] = REG_FIELD(VCC_UCD_SET, 5, 5),
+ [F_VCC_ADCPOLEN] = REG_FIELD(VCC_UCD_SET, 4, 4),
+ [F_VCC_DCDMODE] = REG_FIELD(VCC_UCD_SET, 3, 3),
+ [F_VCC_USB_SW_EN] = REG_FIELD(VCC_UCD_SET, 1, 1),
+ [F_VCC_USB_SW] = REG_FIELD(VCC_UCD_SET, 0, 0),
+ [F_VCC_DCDFAIL] = REG_FIELD(VCC_UCD_STATUS, 15, 15),
+ [F_VCC_CHGPORT] = REG_FIELD(VCC_UCD_STATUS, 12, 13),
+ [F_VCC_PUPDET] = REG_FIELD(VCC_UCD_STATUS, 11, 11),
+ [F_VCC_VBUS_VLD] = REG_FIELD(VCC_UCD_STATUS, 7, 7),
+ [F_VCC_CHGDET] = REG_FIELD(VCC_UCD_STATUS, 6, 6),
+ [F_VCC_OTGDET] = REG_FIELD(VCC_UCD_STATUS, 3, 3),
+ [F_VCC_VBINOP] = REG_FIELD(VCC_IDD_STATUS, 6, 6),
+ [F_VCC_EXTID] = REG_FIELD(VCC_IDD_STATUS, 5, 5),
+ [F_VCC_IDRDET] = REG_FIELD(VCC_IDD_STATUS, 4, 4),
+ [F_VCC_INDO] = REG_FIELD(VCC_IDD_STATUS, 0, 3),
+ [F_VCC_UCDSWEN] = REG_FIELD(VCC_UCD_FCTRL_SET, 10, 10),
+ [F_VCC_RREF_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 9, 9),
+ [F_VCC_DPPU_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 8, 8),
+ [F_VCC_DPREF_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 7, 7),
+ [F_VCC_DMREF_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 6, 6),
+ [F_VCC_DPDET_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 5, 5),
+ [F_VCC_DMDET_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 4, 4),
+ [F_VCC_DPSINK_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 3, 3),
+ [F_VCC_DMSINK_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 2, 2),
+ [F_VCC_DP_BUFF_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 1, 1),
+ [F_VCC_DM_BUFF_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 0, 0),
+ [F_VCC_EXTCLKENBL] = REG_FIELD(VCC_UCD_FCTRL_EN, 15, 15),
+ [F_VCC_PLSTESTEN] = REG_FIELD(VCC_UCD_FCTRL_EN, 14, 14),
+ [F_VCC_UCDSWEN_TSTENB] = REG_FIELD(VCC_UCD_FCTRL_EN, 10, 10),
+ [F_VCC_RREF_EN_TSTENB] = REG_FIELD(VCC_UCD_FCTRL_EN, 9, 9),
+ [F_VCC_DPPU_EN_TSTENB] = REG_FIELD(VCC_UCD_FCTRL_EN, 8, 8),
+ [F_VCC_DPREF_EN_TSTENB] = REG_FIELD(VCC_UCD_FCTRL_EN, 7, 7),
+ [F_VCC_DMREF_EN_TSTENB] = REG_FIELD(VCC_UCD_FCTRL_EN, 6, 6),
+ [F_VCC_DPDET_EN_TSTENB] = REG_FIELD(VCC_UCD_FCTRL_EN, 5, 5),
+ [F_VCC_DMDET_EN_TSTENB] = REG_FIELD(VCC_UCD_FCTRL_EN, 4, 4),
+ [F_VCC_DPSINK_EN_TSTENB] = REG_FIELD(VCC_UCD_FCTRL_EN, 3, 3),
+ [F_VCC_DMSINK_EN_TSTENB] = REG_FIELD(VCC_UCD_FCTRL_EN, 2, 2),
+ [F_VCC_DP_BUFF_EN_TSTENB] = REG_FIELD(VCC_UCD_FCTRL_EN, 1, 1),
+ [F_VCC_DM_BUFF_EN_TSTENB] = REG_FIELD(VCC_UCD_FCTRL_EN, 0, 0),
+
+ [F_VBUS_BCSRETRY] = REG_FIELD(VBUS_UCD_SET, 12, 12),
+ [F_VBUS_ADCRTRY] = REG_FIELD(VBUS_UCD_SET, 8, 8),
+ [F_VBUS_USBDETEN] = REG_FIELD(VBUS_UCD_SET, 7, 7),
+ [F_VBUS_IDRDETEN] = REG_FIELD(VBUS_UCD_SET, 6, 6),
+ [F_VBUS_ENUMRDY] = REG_FIELD(VBUS_UCD_SET, 5, 5),
+ [F_VBUS_ADCPOLEN] = REG_FIELD(VBUS_UCD_SET, 4, 4),
+ [F_VBUS_DCDMODE] = REG_FIELD(VBUS_UCD_SET, 3, 3),
+ [F_VBUS_USB_SW_EN] = REG_FIELD(VBUS_UCD_SET, 1, 1),
+ [F_VBUS_USB_SW] = REG_FIELD(VBUS_UCD_SET, 0, 0),
+ [F_VBUS_DCDFAIL] = REG_FIELD(VBUS_UCD_STATUS, 15, 15),
+ [F_VBUS_CHGPORT] = REG_FIELD(VBUS_UCD_STATUS, 12, 13),
+ [F_VBUS_PUPDET] = REG_FIELD(VBUS_UCD_STATUS, 11, 11),
+ [F_VBUS_VBUS_VLD] = REG_FIELD(VBUS_UCD_STATUS, 7, 7),
+ [F_VBUS_CHGDET] = REG_FIELD(VBUS_UCD_STATUS, 6, 6),
+ [F_VBUS_OTGDET] = REG_FIELD(VBUS_UCD_STATUS, 3, 3),
+ [F_VBUS_VBINOP] = REG_FIELD(VBUS_IDD_STATUS, 6, 6),
+ [F_VBUS_EXTID] = REG_FIELD(VBUS_IDD_STATUS, 5, 5),
+ [F_VBUS_IDRDET] = REG_FIELD(VBUS_IDD_STATUS, 4, 4),
+ [F_VBUS_INDO] = REG_FIELD(VBUS_IDD_STATUS, 0, 3),
+ [F_VBUS_UCDSWEN] = REG_FIELD(VCC_UCD_FCTRL_SET, 10, 10),
+ [F_VBUS_RREF_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 9, 9),
+ [F_VBUS_DPPU_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 8, 8),
+ [F_VBUS_DPREF_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 7, 7),
+ [F_VBUS_DMREF_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 6, 6),
+ [F_VBUS_DPDET_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 5, 5),
+ [F_VBUS_DMDET_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 4, 4),
+ [F_VBUS_DPSINK_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 3, 3),
+ [F_VBUS_DMSINK_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 2, 2),
+ [F_VBUS_DP_BUFF_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 1, 1),
+ [F_VBUS_DM_BUFF_EN] = REG_FIELD(VCC_UCD_FCTRL_SET, 0, 0),
+
+ [F_VBUS_EXTCLKENBL] = REG_FIELD(VBUS_UCD_FCTRL_EN, 15, 15),
+ [F_VBUS_PLSTESTEN] = REG_FIELD(VBUS_UCD_FCTRL_EN, 14, 14),
+ [F_VBUS_UCDSWEN_TSTENB] = REG_FIELD(VBUS_UCD_FCTRL_EN, 10, 10),
+ [F_VBUS_RREF_EN_TSTENB] = REG_FIELD(VBUS_UCD_FCTRL_EN, 9, 9),
+ [F_VBUS_DPPU_EN_TSTENB] = REG_FIELD(VBUS_UCD_FCTRL_EN, 8, 8),
+ [F_VBUS_DPREF_EN_TSTENB] = REG_FIELD(VBUS_UCD_FCTRL_EN, 7, 7),
+ [F_VBUS_DMREF_EN_TSTENB] = REG_FIELD(VBUS_UCD_FCTRL_EN, 6, 6),
+ [F_VBUS_DPDET_EN_TSTENB] = REG_FIELD(VBUS_UCD_FCTRL_EN, 5, 5),
+ [F_VBUS_DMDET_EN_TSTENB] = REG_FIELD(VBUS_UCD_FCTRL_EN, 4, 4),
+ [F_VBUS_DPSINK_EN_TSTENB] = REG_FIELD(VBUS_UCD_FCTRL_EN, 3, 3),
+ [F_VBUS_DMSINK_EN_TSTENB] = REG_FIELD(VBUS_UCD_FCTRL_EN, 2, 2),
+ [F_VBUS_DP_BUFF_EN_TSTENB] = REG_FIELD(VBUS_UCD_FCTRL_EN, 1, 1),
+ [F_VBUS_DM_BUFF_EN_TSTENB] = REG_FIELD(VBUS_UCD_FCTRL_EN, 0, 0),
+
+ [F_CHIP_ID] = REG_FIELD(CHIP_ID, 0, 15),
+ [F_CHIP_REV] = REG_FIELD(CHIP_REV, 0, 15),
+ [F_ONE_CELL_MODE] = REG_FIELD(IC_SET1, 11, 11),
+ [F_cell] = REG_FIELD(IC_SET1, 1, 1),
+ [F_VACP_AUTO_DISCHG] = REG_FIELD(IC_SET1, 9, 9),
+ [F_VACP_LOAD] = REG_FIELD(IC_SET1, 8, 8),
+ [F_ACOK_POL] = REG_FIELD(IC_SET1, 1, 1),
+ [F_ACOK_DISEN] = REG_FIELD(IC_SET1, 0, 0),
+ [F_DEBUG_SET1] = REG_FIELD(IC_SET2, 4, 8),
+ [F_DEBUG_SET0] = REG_FIELD(IC_SET2, 0, 0),
+ [F_MONRST_STATE] = REG_FIELD(SYSTEM_STATUS, 6, 6),
+ [F_ALMRST_STATE] = REG_FIELD(SYSTEM_STATUS, 5, 5),
+ [F_CHGRST_STATE] = REG_FIELD(SYSTEM_STATUS, 4, 4),
+ [F_OTPLD_STATE] = REG_FIELD(SYSTEM_STATUS, 1, 1),
+ [F_ALLRST_STATE] = REG_FIELD(SYSTEM_STATUS, 0, 0),
+ [F_PROTECT_SET] = REG_FIELD(PROTECT_SET, 0, 15),
+ [F_MAP_SET] = REG_FIELD(MAP_SET, 0, 15),
+ [F_ADCINTERVAL] = REG_FIELD(VM_CTRL_SET, 14, 15),
+ [F_ADCMOD] = REG_FIELD(VM_CTRL_SET, 12, 13),
+ [F_ADCTMOD] = REG_FIELD(VM_CTRL_SET, 10, 11),
+ [F_EXTIADPEN] = REG_FIELD(VM_CTRL_SET, 9, 9),
+ [F_VSYSENB] = REG_FIELD(VM_CTRL_SET, 8, 8),
+ [F_VCCENB] = REG_FIELD(VM_CTRL_SET, 7, 7),
+ [F_VBUSENB] = REG_FIELD(VM_CTRL_SET, 6, 6),
+ [F_VACPENB] = REG_FIELD(VM_CTRL_SET, 5, 5),
+ [F_IACPENB] = REG_FIELD(VM_CTRL_SET, 4, 4),
+ [F_THERMENB] = REG_FIELD(VM_CTRL_SET, 3, 3),
+ [F_VBATENB] = REG_FIELD(VM_CTRL_SET, 2, 2),
+ [F_IBATMENB] = REG_FIELD(VM_CTRL_SET, 1, 1),
+ [F_IBATPENB] = REG_FIELD(VM_CTRL_SET, 0, 0),
+ [F_TMPTHR1B] = REG_FIELD(THERM_WINDOW_SET1, 8, 15),
+ [F_TMPTHR1A] = REG_FIELD(THERM_WINDOW_SET1, 0, 7),
+ [F_TMPTHR2B] = REG_FIELD(THERM_WINDOW_SET2, 8, 15),
+ [F_TMPTHR2A] = REG_FIELD(THERM_WINDOW_SET2, 0, 7),
+ [F_TMPTHR3B] = REG_FIELD(THERM_WINDOW_SET3, 8, 15),
+ [F_TMPTHR3A] = REG_FIELD(THERM_WINDOW_SET3, 0, 7),
+ [F_TMPTHR4B] = REG_FIELD(THERM_WINDOW_SET4, 8, 15),
+ [F_TMPTHR4A] = REG_FIELD(THERM_WINDOW_SET4, 0, 7),
+ [F_TMPTHR5B] = REG_FIELD(THERM_WINDOW_SET5, 8, 15),
+ [F_TMPTHR5A] = REG_FIELD(THERM_WINDOW_SET5, 0, 7),
+ [F_IBATP_TH_SET] = REG_FIELD(IBATP_TH_SET, 0, 14),
+ [F_IBATM_TH_SET] = REG_FIELD(IBATM_TH_SET, 0, 14),
+ [F_VBAT_TH_SET] = REG_FIELD(VBAT_TH_SET, 0, 14),
+ [F_THERM_TH_SET] = REG_FIELD(THERM_TH_SET, 0, 7),
+ [F_IACP_TH_SET] = REG_FIELD(IACP_TH_SET, 0, 14),
+ [F_VACP_TH_SET] = REG_FIELD(VACP_TH_SET, 0, 14),
+ [F_VBUS_TH_SET] = REG_FIELD(VBUS_TH_SET, 0, 14),
+ [F_VCC_TH_SET] = REG_FIELD(VCC_TH_SET, 0, 14),
+ [F_VSYS_TH_SET] = REG_FIELD(VSYS_TH_SET, 0, 14),
+ [F_EXTIADP_TH_SET] = REG_FIELD(EXTIADP_TH_SET, 0, 11),
+ [F_IBATP_VAL] = REG_FIELD(IBATP_VAL, 0, 14),
+ [F_IBATP_AVE_VAL] = REG_FIELD(IBATP_AVE_VAL, 0, 14),
+ [F_IBATM_VAL] = REG_FIELD(IBATM_VAL, 0, 14),
+ [F_IBATM_AVE_VAL] = REG_FIELD(IBATM_AVE_VAL, 0, 14),
+ [F_VBAT_VAL] = REG_FIELD(VBAT_VAL, 0, 14),
+ [F_VBAT_AVE_VAL] = REG_FIELD(VBAT_AVE_VAL, 0, 14),
+ [F_THERM_VAL] = REG_FIELD(THERM_VAL, 0, 7),
+ [F_VTH_VAL] = REG_FIELD(VTH_VAL, 0, 11),
+ [F_IACP_VAL] = REG_FIELD(IACP_VAL, 0, 14),
+ [F_IACP_AVE_VAL] = REG_FIELD(IACP_AVE_VAL, 0, 14),
+ [F_VACP_VAL] = REG_FIELD(VACP_VAL, 0, 14),
+ [F_VACP_AVE_VAL] = REG_FIELD(VACP_AVE_VAL, 0, 14),
+ [F_VBUS_VAL] = REG_FIELD(VBUS_VAL, 0, 14),
+ [F_VBUS_AVE_VAL] = REG_FIELD(VBUS_AVE_VAL, 0, 14),
+ [F_VCC_VAL] = REG_FIELD(VCC_VAL, 0, 14),
+ [F_VCC_AVE_VAL] = REG_FIELD(VCC_AVE_VAL, 0, 14),
+ [F_VSYS_VAL] = REG_FIELD(VSYS_VAL, 0, 14),
+ [F_VSYS_AVE_VAL] = REG_FIELD(VSYS_AVE_VAL, 0, 14),
+ [F_EXTIADP_VAL] = REG_FIELD(EXTIADP_VAL, 0, 11),
+ [F_EXTIADP_AVE_VAL] = REG_FIELD(EXTIADP_AVE_VAL, 0, 11),
+ [F_VACPCLPS_TH_SET] = REG_FIELD(VACPCLPS_TH_SET, 7, 14),
+ [F_INT7_SET] = REG_FIELD(INT7_SET, 0, 15),
+ [F_INT6_SET] = REG_FIELD(INT6_SET, 0, 13),
+ [F_INT5_SET] = REG_FIELD(INT5_SET, 0, 13),
+ [F_INT4_SET] = REG_FIELD(INT4_SET, 0, 9),
+ [F_INT3_SET] = REG_FIELD(INT3_SET, 0, 15),
+ [F_INT2_SET] = REG_FIELD(INT2_SET, 0, 15),
+ [F_INT1_SET] = REG_FIELD(INT1_SET, 0, 15),
+ [F_INT0_SET] = REG_FIELD(INT0_SET, 0, 7),
+ [F_VBUS_RBUV_DET] = REG_FIELD(INT1_SET, 15, 15),
+ [F_VBUS_RBUV_RES] = REG_FIELD(INT1_SET, 14, 14),
+ [F_VBUS_TH_DET] = REG_FIELD(INT1_SET, 9, 9),
+ [F_VBUS_TH_RES] = REG_FIELD(INT1_SET, 8, 8),
+ [F_VBUS_IIN_MOD] = REG_FIELD(INT1_SET, 6, 6),
+ [F_VBUS_OV_DET] = REG_FIELD(INT1_SET, 5, 5),
+ [F_VBUS_OV_RES] = REG_FIELD(INT1_SET, 4, 4),
+ [F_VBUS_CLPS_DET] = REG_FIELD(INT1_SET, 3, 3),
+ [F_VBUS_CLPS] = REG_FIELD(INT1_SET, 2, 2),
+ [F_VBUS_DET] = REG_FIELD(INT1_SET, 1, 1),
+ [F_VBUS_RES] = REG_FIELD(INT1_SET, 0, 0),
+ [F_VCC_RBUV_DET] = REG_FIELD(INT2_SET, 15, 15),
+ [F_VCC_RBUV_RES] = REG_FIELD(INT2_SET, 14, 14),
+ [F_VCC_TH_DET] = REG_FIELD(INT2_SET, 9, 9),
+ [F_VCC_TH_RES] = REG_FIELD(INT2_SET, 8, 8),
+ [F_VCC_IIN_MOD] = REG_FIELD(INT2_SET, 6, 6),
+ [F_VCC_OVP_DET] = REG_FIELD(INT2_SET, 5, 5),
+ [F_VCC_OVP_RES] = REG_FIELD(INT2_SET, 4, 4),
+ [F_VCC_CLPS_DET] = REG_FIELD(INT2_SET, 3, 3),
+ [F_VCC_CLPS_RES] = REG_FIELD(INT2_SET, 2, 2),
+ [F_VCC_DET] = REG_FIELD(INT2_SET, 1, 1),
+ [F_VCC_RES] = REG_FIELD(INT2_SET, 0, 0),
+ [F_TH_DET] = REG_FIELD(INT3_SET, 15, 15),
+ [F_TH_RMV] = REG_FIELD(INT3_SET, 14, 14),
+ [F_TMP_OUT_DET] = REG_FIELD(INT3_SET, 11, 11),
+ [F_TMP_OUT_RES] = REG_FIELD(INT3_SET, 10, 10),
+ [F_VBAT_TH_DET] = REG_FIELD(INT3_SET, 9, 9),
+ [F_VBAT_TH_RES] = REG_FIELD(INT3_SET, 8, 8),
+ [F_IBAT_SHORT_DET] = REG_FIELD(INT3_SET, 7, 7),
+ [F_IBAT_SHORT_RES] = REG_FIELD(INT3_SET, 6, 6),
+ [F_VBAT_OV_DET] = REG_FIELD(INT3_SET, 5, 5),
+ [F_VBAT_OV_RES] = REG_FIELD(INT3_SET, 4, 4),
+ [F_BAT_ASSIST_DET] = REG_FIELD(INT3_SET, 3, 3),
+ [F_BAT_ASSIST_RES] = REG_FIELD(INT3_SET, 2, 2),
+ [F_VSYS_TH_DET] = REG_FIELD(INT4_SET, 9, 9),
+ [F_VSYS_TH_RES] = REG_FIELD(INT4_SET, 8, 8),
+ [F_VSYS_OV_DET] = REG_FIELD(INT4_SET, 5, 5),
+ [F_VSYS_OV_RES] = REG_FIELD(INT4_SET, 4, 4),
+ [F_VSYS_SHT_DET] = REG_FIELD(INT4_SET, 3, 3),
+ [F_VSYS_SHT_RES] = REG_FIELD(INT4_SET, 2, 2),
+ [F_VSYS_UV_DET] = REG_FIELD(INT4_SET, 1, 1),
+ [F_VSYS_UV_RES] = REG_FIELD(INT4_SET, 0, 0),
+ [F_OTP_LOAD_DONE] = REG_FIELD(INT5_SET, 13, 13),
+ [F_PWR_ON] = REG_FIELD(INT5_SET, 12, 12),
+ [F_EXTIADP_TRNS] = REG_FIELD(INT5_SET, 11, 11),
+ [F_EXTIADP_TH_DET] = REG_FIELD(INT5_SET, 9, 9),
+ [F_EXIADP_TH_RES] = REG_FIELD(INT5_SET, 8, 8),
+ [F_BAT_MNT_DET] = REG_FIELD(INT5_SET, 7, 7),
+ [F_BAT_MNT_RES] = REG_FIELD(INT5_SET, 6, 6),
+ [F_TSD_DET] = REG_FIELD(INT5_SET, 5, 5),
+ [F_TSD_RES] = REG_FIELD(INT5_SET, 4, 4),
+ [F_CHGWDT_EXP] = REG_FIELD(INT5_SET, 3, 3),
+ [F_THERMWDT_EXP] = REG_FIELD(INT5_SET, 2, 2),
+ [F_TMP_TRNS] = REG_FIELD(INT5_SET, 1, 1),
+ [F_CHG_TRNS] = REG_FIELD(INT5_SET, 0, 0),
+ [F_VBUS_UCD_PORT_DET] = REG_FIELD(INT6_SET, 13, 13),
+ [F_VBUS_UCD_UCHG_DET] = REG_FIELD(INT6_SET, 12, 12),
+ [F_VBUS_UCD_URID_RMV] = REG_FIELD(INT6_SET, 11, 11),
+ [F_VBUS_UCD_OTG_DET] = REG_FIELD(INT6_SET, 10, 10),
+ [F_VBUS_UCD_URID_MOD] = REG_FIELD(INT6_SET, 8, 8),
+ [F_VCC_UCD_PORT_DET] = REG_FIELD(INT6_SET, 5, 5),
+ [F_VCC_UCD_UCHG_DET] = REG_FIELD(INT6_SET, 4, 4),
+ [F_VCC_UCD_URID_RMV] = REG_FIELD(INT6_SET, 3, 3),
+ [F_VCC_UCD_OTG_DET] = REG_FIELD(INT6_SET, 2, 2),
+ [F_VCC_UCD_URID_MOD] = REG_FIELD(INT6_SET, 0, 0),
+ [F_PROCHOT_DET] = REG_FIELD(INT7_SET, 15, 15),
+ [F_PROCHOT_RES] = REG_FIELD(INT7_SET, 14, 14),
+ [F_VACP_DET] = REG_FIELD(INT7_SET, 11, 11),
+ [F_VACP_RES] = REG_FIELD(INT7_SET, 10, 10),
+ [F_VACP_TH_DET] = REG_FIELD(INT7_SET, 9, 9),
+ [F_VACP_TH_RES] = REG_FIELD(INT7_SET, 8, 8),
+ [F_IACP_TH_DET] = REG_FIELD(INT7_SET, 7, 7),
+ [F_IACP_THE_RES] = REG_FIELD(INT7_SET, 6, 6),
+ [F_THERM_TH_DET] = REG_FIELD(INT7_SET, 5, 5),
+ [F_THERM_TH_RES] = REG_FIELD(INT7_SET, 4, 4),
+ [F_IBATM_TH_DET] = REG_FIELD(INT7_SET, 3, 3),
+ [F_IBATM_TH_RES] = REG_FIELD(INT7_SET, 2, 2),
+ [F_IBATP_TH_DET] = REG_FIELD(INT7_SET, 1, 1),
+ [F_IBATP_TH_RES] = REG_FIELD(INT7_SET, 0, 0),
+ [F_INT7_STATUS] = REG_FIELD(INT7_STATUS, 0, 15),
+ [F_INT6_STATUS] = REG_FIELD(INT6_STATUS, 0, 13),
+ [F_INT5_STATUS] = REG_FIELD(INT5_STATUS, 0, 13),
+ [F_INT4_STATUS] = REG_FIELD(INT4_STATUS, 0, 9),
+ [F_INT3_STATUS] = REG_FIELD(INT3_STATUS, 0, 15),
+ [F_INT2_STATUS] = REG_FIELD(INT2_STATUS, 0, 15),
+ [F_INT1_STATUS] = REG_FIELD(INT1_STATUS, 0, 15),
+ [F_INT0_STATUS] = REG_FIELD(INT0_STATUS, 0, 7),
+ [F_ILIM_DECREASE] = REG_FIELD(OTPREG0, 0, 15),
+ [F_RESERVE_OTPREG1] = REG_FIELD(OTPREG1, 0, 15),
+ [F_POWER_SAVE_MODE] = REG_FIELD(SMBREG, 0, 15),
+ [F_DEBUG_MODE_SET] = REG_FIELD(DEBUG_MODE_SET, 0, 15),
+ [F_DEBUG0x14] = REG_FIELD(DEBUG0x14, 0, 15),
+ [F_DEBUG0x1A] = REG_FIELD(DEBUG0x1A, 0, 15),
+};
+
+/* CHGSTM_STATEs */
+#define CHGSTM_SUSPEND 0x00
+#define CHGSTM_TRICKLE_CHARGE 0x01
+#define CHGSTM_PRE_CHARGE 0x02
+#define CHGSTM_FAST_CHARGE 0x03
+#define CHGSTM_TOP_OFF 0x04
+#define CHGSTM_DONE 0x05
+#define CHGSTM_OTG 0x08
+#define CHGSTM_OTG_DONE 0x09
+#define CHGSTM_TEMPERATURE_ERROR_1 0x10
+#define CHGSTM_TEMPERATURE_ERROR_2 0x11
+#define CHGSTM_TEMPERATURE_ERROR_3 0x12
+#define CHGSTM_TEMPERATURE_ERROR_4 0x13
+#define CHGSTM_TEMPERATURE_ERROR_5 0x14
+#define CHGSTM_TEMPERATURE_ERROR_6 0x15
+#define CHGSTM_TEMPERATURE_ERROR_7 0x18
+#define CHGSTM_THERMAL_SHUT_DOWN_1 0x20
+#define CHGSTM_THERMAL_SHUT_DOWN_2 0x21
+#define CHGSTM_THERMAL_SHUT_DOWN_3 0x22
+#define CHGSTM_THERMAL_SHUT_DOWN_4 0x23
+#define CHGSTM_THERMAL_SHUT_DOWN_5 0x24
+#define CHGSTM_THERMAL_SHUT_DOWN_6 0x25
+#define CHGSTM_THERMAL_SHUT_DOWN_7 0x28
+#define CHGSTM_BATTERY_ERROR 0x40
+
+/* VBAT_VSYS_STATUS */
+#define STATUS_VSYS_OV BIT(15)
+#define STATUS_VSYS_SSD BIT(14)
+#define STATUS_VSYS_SCP BIT(13)
+#define STATUS_VSYS_UVN BIT(12)
+#define STATUS_IBAT_SHORT BIT(6)
+#define STATUS_VBAT_OV BIT(3)
+#define STATUS_DEAD_BAT BIT(0)
+
+/* VBUS_VCC_STATUS */
+#define STATUS_VACP_DET BIT(12)
+#define STATUS_VCC_OVP BIT(11)
+#define STATUS_ILIM_VCC_MOD BIT(10)
+#define STATUS_VCC_CLPS BIT(9)
+#define STATUS_VCC_DET BIT(8)
+#define STATUS_VBUS_OVP BIT(3)
+#define STATUS_ILIM_VBUS_MOD BIT(2)
+#define STATUS_VBUS_CLPS BIT(1)
+#define STATUS_VBUS_DET BIT(0)
+
+/* Interrupt set/status definitions */
+
+/* INT 0 */
+#define INT0_INT7_STATUS BIT(7)
+#define INT0_INT6_STATUS BIT(6)
+#define INT0_INT5_STATUS BIT(5)
+#define INT0_INT4_STATUS BIT(4)
+#define INT0_INT3_STATUS BIT(3)
+#define INT0_INT2_STATUS BIT(2)
+#define INT0_INT1_STATUS BIT(1)
+#define INT0_INT0_STATUS BIT(0)
+#define INT0_ALL 0xff
+
+/* INT 1 */
+#define VBUS_RBUV_DET BIT(15)
+#define VBUS_RBUV_RES BIT(14)
+#define VBUS_TH_DET BIT(9)
+#define VBUS_TH_RES BIT(8)
+#define VBUS_IIN_MOD BIT(6)
+#define VBUS_OV_DET BIT(5)
+#define VBUS_OV_RES BIT(4)
+#define VBUS_CLPS_DET BIT(3)
+#define VBUS_CLPS BIT(2)
+#define VBUS_DET BIT(1)
+#define VBUS_RES BIT(0)
+#define INT1_ALL (VBUS_RBUV_DET|\
+ VBUS_RBUV_RES|\
+ VBUS_TH_DET |\
+ VBUS_TH_RES |\
+ VBUS_IIN_MOD|\
+ VBUS_OV_DET |\
+ VBUS_OV_RES |\
+ VBUS_CLPS_DET |\
+ VBUS_CLPS |\
+ VBUS_DET |\
+ VBUS_RES)
+
+/* INT 2 */
+#define VCC_RBUV_DET BIT(15)
+#define VCC_RBUV_RES BIT(14)
+#define VCC_TH_DET BIT(9)
+#define VCC_TH_RES BIT(8)
+#define VCC_IIN_MOD BIT(6)
+#define VCC_OVP_DET BIT(5)
+#define VCC_OVP_RES BIT(4)
+#define VCC_CLPS_DET BIT(3)
+#define VCC_CLPS_RES BIT(2)
+#define VCC_DET BIT(1)
+#define VCC_RES BIT(0)
+#define INT2_ALL (VCC_RBUV_DET |\
+ VCC_RBUV_RES |\
+ VCC_TH_DET |\
+ VCC_TH_RES |\
+ VCC_IIN_MOD |\
+ VCC_OVP_DET |\
+ VCC_OVP_RES |\
+ VCC_CLPS_DET |\
+ VCC_CLPS_RES |\
+ VCC_DET |\
+ VCC_RES)
+/* INT 3 */
+#define TH_DET BIT(15)
+#define TH_RMV BIT(14)
+#define TMP_OUT_DET BIT(11)
+#define TMP_OUT_RES BIT(10)
+#define VBAT_TH_DET BIT(9)
+#define VBAT_TH_RES BIT(8)
+#define IBAT_SHORT_DET BIT(7)
+#define IBAT_SHORT_RES BIT(6)
+#define VBAT_OV_DET BIT(5)
+#define VBAT_OV_RES BIT(4)
+#define BAT_ASSIST_DET BIT(3)
+#define BAT_ASSIST_RES BIT(2)
+#define INT3_ALL (TH_DET |\
+ TH_RMV |\
+ TMP_OUT_DET |\
+ TMP_OUT_RES |\
+ VBAT_TH_DET |\
+ VBAT_TH_RES |\
+ IBAT_SHORT_DET |\
+ IBAT_SHORT_RES |\
+ VBAT_OV_DET |\
+ VBAT_OV_RES |\
+ BAT_ASSIST_DET |\
+ BAT_ASSIST_RES)
+
+/* INT 4 */
+#define VSYS_TH_DET BIT(9)
+#define VSYS_TH_RES BIT(8)
+#define VSYS_OV_DET BIT(5)
+#define VSYS_OV_RES BIT(4)
+#define VSYS_SHT_DET BIT(3)
+#define VSYS_SHT_RES BIT(2)
+#define VSYS_UV_DET BIT(1)
+#define VSYS_UV_RES BIT(0)
+#define INT4_ALL (VSYS_TH_DET |\
+ VSYS_TH_RES |\
+ VSYS_OV_DET |\
+ VSYS_OV_RES |\
+ VSYS_SHT_DET |\
+ VSYS_SHT_RES |\
+ VSYS_UV_DET |\
+ VSYS_UV_RES)
+
+/* INT 5*/
+#define OTP_LOAD_DONE BIT(13)
+#define PWR_ON BIT(12)
+#define EXTIADP_TRNS BIT(11)
+#define EXTIADP_TH_DET BIT(9)
+#define EXIADP_TH_RES BIT(8)
+#define BAT_MNT_DET BIT(7)
+#define BAT_MNT_RES BIT(6)
+#define TSD_DET BIT(5)
+#define TSD_RES BIT(4)
+#define CHGWDT_EXP BIT(3)
+#define THERMWDT_EXP BIT(2)
+#define TMP_TRNS BIT(1)
+#define CHG_TRNS BIT(0)
+#define INT5_ALL (OTP_LOAD_DONE |\
+ PWR_ON |\
+ EXTIADP_TRNS |\
+ EXTIADP_TH_DET |\
+ EXIADP_TH_RES |\
+ BAT_MNT_DET |\
+ BAT_MNT_RES |\
+ TSD_DET |\
+ TSD_RES |\
+ CHGWDT_EXP |\
+ THERMWDT_EXP |\
+ TMP_TRNS |\
+ CHG_TRNS)
+
+/* INT 6*/
+#define VBUS_UCD_PORT_DET BIT(13)
+#define VBUS_UCD_UCHG_DET BIT(12)
+#define VBUS_UCD_URID_RMV BIT(11)
+#define VBUS_UCD_OTG_DET BIT(10)
+#define VBUS_UCD_URID_MOD BIT(8)
+#define VCC_UCD_PORT_DET BIT(5)
+#define VCC_UCD_UCHG_DET BIT(4)
+#define VCC_UCD_URID_RMV BIT(3)
+#define VCC_UCD_OTG_DET BIT(2)
+#define VCC_UCD_URID_MOD BIT(0)
+#define INT6_ALL (VBUS_UCD_PORT_DET |\
+ VBUS_UCD_UCHG_DET |\
+ VBUS_UCD_URID_RMV |\
+ VBUS_UCD_OTG_DET |\
+ VBUS_UCD_URID_MOD |\
+ VCC_UCD_PORT_DET |\
+ VCC_UCD_UCHG_DET |\
+ VCC_UCD_URID_RMV |\
+ VCC_UCD_OTG_DET |\
+ VCC_UCD_URID_MOD)
+
+/* INT 7 */
+#define PROCHOT_DET BIT(15)
+#define PROCHOT_RES BIT(14)
+#define VACP_DET BIT(11)
+#define VACP_RES BIT(10)
+#define VACP_TH_DET BIT(9)
+#define VACP_TH_RES BIT(8)
+#define IACP_TH_DET BIT(7)
+#define IACP_THE_RES BIT(6)
+#define THERM_TH_DET BIT(5)
+#define THERM_TH_RES BIT(4)
+#define IBATM_TH_DET BIT(3)
+#define IBATM_TH_RES BIT(2)
+#define IBATP_TH_DET BIT(1)
+#define IBATP_TH_RES BIT(0)
+#define INT7_ALL (PROCHOT_DET |\
+ PROCHOT_RES |\
+ VACP_DET |\
+ VACP_RES |\
+ VACP_TH_DET |\
+ VACP_TH_RES |\
+ IACP_TH_DET |\
+ IACP_THE_RES |\
+ THERM_TH_DET |\
+ THERM_TH_RES |\
+ IBATM_TH_DET |\
+ IBATM_TH_RES |\
+ IBATP_TH_DET |\
+ IBATP_TH_RES)
+
+/* SYSTEM_CTRL_SET*/
+#define MONRST BIT(6)
+#define ALMRST BIT(5)
+#define CHGRST BIT(4)
+#define OTPLD BIT(1)
+#define ALLRST BIT(0)
+
+/* F_BATTEMP */
+#define ROOM 0x0
+#define HOT1 0x1
+#define HOT2 0x2
+#define HOT3 0x3
+#define COLD1 0x4
+#define COLD2 0x5
+#define TEMP_DIS 0x6
+#define BATT_OPEN 0x7
+
+#endif
The ROHM BD99954 is a Battery Management LSI for 1-4 cell Lithium-Ion secondary battery intended to be used in space-constraint equipment such as Low profile Notebook PC, Tablets and other applications. BD99954 provides a Dual-source Battery Charger, two port BC1.2 detection and a Battery Monitor. Support ROHM BD99954 Charger IC. Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com> --- drivers/power/supply/Kconfig | 10 + drivers/power/supply/Makefile | 1 + drivers/power/supply/bd99954-charger.c | 1140 ++++++++++++++++++++++++ include/linux/power/bd99954-charger.h | 1075 ++++++++++++++++++++++ 4 files changed, 2226 insertions(+) create mode 100644 drivers/power/supply/bd99954-charger.c create mode 100644 include/linux/power/bd99954-charger.h