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path: root/drivers/power/supply/ab8500_bmdata.c
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-rw-r--r--drivers/power/supply/ab8500_bmdata.c575
1 files changed, 139 insertions, 436 deletions
diff --git a/drivers/power/supply/ab8500_bmdata.c b/drivers/power/supply/ab8500_bmdata.c
index bfc1245d7912..7ae95f537580 100644
--- a/drivers/power/supply/ab8500_bmdata.c
+++ b/drivers/power/supply/ab8500_bmdata.c
@@ -5,127 +5,42 @@
#include "ab8500-bm.h"
-/*
- * These are the defined batteries that uses a NTC and ID resistor placed
- * inside of the battery pack.
- * Note that the res_to_temp table must be strictly sorted by falling resistance
- * values to work.
- */
-const struct ab8500_res_to_temp ab8500_temp_tbl_a_thermistor[] = {
- {-5, 53407},
- { 0, 48594},
- { 5, 43804},
- {10, 39188},
- {15, 34870},
- {20, 30933},
- {25, 27422},
- {30, 24347},
- {35, 21694},
- {40, 19431},
- {45, 17517},
- {50, 15908},
- {55, 14561},
- {60, 13437},
- {65, 12500},
-};
-EXPORT_SYMBOL(ab8500_temp_tbl_a_thermistor);
-
-const int ab8500_temp_tbl_a_size = ARRAY_SIZE(ab8500_temp_tbl_a_thermistor);
-EXPORT_SYMBOL(ab8500_temp_tbl_a_size);
-
-const struct ab8500_res_to_temp ab8500_temp_tbl_b_thermistor[] = {
- {-5, 200000},
- { 0, 159024},
- { 5, 151921},
- {10, 144300},
- {15, 136424},
- {20, 128565},
- {25, 120978},
- {30, 113875},
- {35, 107397},
- {40, 101629},
- {45, 96592},
- {50, 92253},
- {55, 88569},
- {60, 85461},
- {65, 82869},
-};
-EXPORT_SYMBOL(ab8500_temp_tbl_b_thermistor);
-
-const int ab8500_temp_tbl_b_size = ARRAY_SIZE(ab8500_temp_tbl_b_thermistor);
-EXPORT_SYMBOL(ab8500_temp_tbl_b_size);
-
-static const struct ab8500_v_to_cap cap_tbl_a_thermistor[] = {
- {4171, 100},
- {4114, 95},
- {4009, 83},
- {3947, 74},
- {3907, 67},
- {3863, 59},
- {3830, 56},
- {3813, 53},
- {3791, 46},
- {3771, 33},
- {3754, 25},
- {3735, 20},
- {3717, 17},
- {3681, 13},
- {3664, 8},
- {3651, 6},
- {3635, 5},
- {3560, 3},
- {3408, 1},
- {3247, 0},
-};
-
-static const struct ab8500_v_to_cap cap_tbl_b_thermistor[] = {
- {4161, 100},
- {4124, 98},
- {4044, 90},
- {4003, 85},
- {3966, 80},
- {3933, 75},
- {3888, 67},
- {3849, 60},
- {3813, 55},
- {3787, 47},
- {3772, 30},
- {3751, 25},
- {3718, 20},
- {3681, 16},
- {3660, 14},
- {3589, 10},
- {3546, 7},
- {3495, 4},
- {3404, 2},
- {3250, 0},
-};
-
-static const struct ab8500_v_to_cap cap_tbl[] = {
- {4186, 100},
- {4163, 99},
- {4114, 95},
- {4068, 90},
- {3990, 80},
- {3926, 70},
- {3898, 65},
- {3866, 60},
- {3833, 55},
- {3812, 50},
- {3787, 40},
- {3768, 30},
- {3747, 25},
- {3730, 20},
- {3705, 15},
- {3699, 14},
- {3684, 12},
- {3672, 9},
- {3657, 7},
- {3638, 6},
- {3556, 4},
- {3424, 2},
- {3317, 1},
- {3094, 0},
+/* Default: under this temperature, charging is stopped */
+#define AB8500_TEMP_UNDER 3
+/* Default: between this temp and AB8500_TEMP_UNDER charging is reduced */
+#define AB8500_TEMP_LOW 8
+/* Default: between this temp and AB8500_TEMP_OVER charging is reduced */
+#define AB8500_TEMP_HIGH 43
+/* Default: over this temp, charging is stopped */
+#define AB8500_TEMP_OVER 48
+/* Default: temperature hysteresis */
+#define AB8500_TEMP_HYSTERESIS 3
+
+static struct power_supply_battery_ocv_table ocv_cap_tbl[] = {
+ { .ocv = 4186000, .capacity = 100},
+ { .ocv = 4163000, .capacity = 99},
+ { .ocv = 4114000, .capacity = 95},
+ { .ocv = 4068000, .capacity = 90},
+ { .ocv = 3990000, .capacity = 80},
+ { .ocv = 3926000, .capacity = 70},
+ { .ocv = 3898000, .capacity = 65},
+ { .ocv = 3866000, .capacity = 60},
+ { .ocv = 3833000, .capacity = 55},
+ { .ocv = 3812000, .capacity = 50},
+ { .ocv = 3787000, .capacity = 40},
+ { .ocv = 3768000, .capacity = 30},
+ { .ocv = 3747000, .capacity = 25},
+ { .ocv = 3730000, .capacity = 20},
+ { .ocv = 3705000, .capacity = 15},
+ { .ocv = 3699000, .capacity = 14},
+ { .ocv = 3684000, .capacity = 12},
+ { .ocv = 3672000, .capacity = 9},
+ { .ocv = 3657000, .capacity = 7},
+ { .ocv = 3638000, .capacity = 6},
+ { .ocv = 3556000, .capacity = 4},
+ { .ocv = 3424000, .capacity = 2},
+ { .ocv = 3317000, .capacity = 1},
+ { .ocv = 3094000, .capacity = 0},
};
/*
@@ -152,244 +67,33 @@ static const struct ab8500_res_to_temp temp_tbl[] = {
/*
* Note that the batres_vs_temp table must be strictly sorted by falling
- * temperature values to work.
- */
-static const struct batres_vs_temp temp_to_batres_tbl_thermistor[] = {
- { 40, 120},
- { 30, 135},
- { 20, 165},
- { 10, 230},
- { 00, 325},
- {-10, 445},
- {-20, 595},
-};
-
-/*
- * Note that the batres_vs_temp table must be strictly sorted by falling
- * temperature values to work.
- */
-static const struct batres_vs_temp temp_to_batres_tbl_ext_thermistor[] = {
- { 60, 300},
- { 30, 300},
- { 20, 300},
- { 10, 300},
- { 00, 300},
- {-10, 300},
- {-20, 300},
-};
-
-/* battery resistance table for LI ION 9100 battery */
-static const struct batres_vs_temp temp_to_batres_tbl_9100[] = {
- { 60, 180},
- { 30, 180},
- { 20, 180},
- { 10, 180},
- { 00, 180},
- {-10, 180},
- {-20, 180},
-};
-
-static struct ab8500_battery_type bat_type_thermistor[] = {
- [BATTERY_UNKNOWN] = {
- /* First element always represent the UNKNOWN battery */
- .name = POWER_SUPPLY_TECHNOLOGY_UNKNOWN,
- .resis_high = 0,
- .resis_low = 0,
- .battery_resistance = 300,
- .charge_full_design = 612,
- .nominal_voltage = 3700,
- .termination_vol = 4050,
- .termination_curr = 200,
- .recharge_cap = 95,
- .normal_cur_lvl = 400,
- .normal_vol_lvl = 4100,
- .maint_a_cur_lvl = 400,
- .maint_a_vol_lvl = 4050,
- .maint_a_chg_timer_h = 60,
- .maint_b_cur_lvl = 400,
- .maint_b_vol_lvl = 4000,
- .maint_b_chg_timer_h = 200,
- .low_high_cur_lvl = 300,
- .low_high_vol_lvl = 4000,
- .n_temp_tbl_elements = ARRAY_SIZE(temp_tbl),
- .r_to_t_tbl = temp_tbl,
- .n_v_cap_tbl_elements = ARRAY_SIZE(cap_tbl),
- .v_to_cap_tbl = cap_tbl,
- .n_batres_tbl_elements = ARRAY_SIZE(temp_to_batres_tbl_thermistor),
- .batres_tbl = temp_to_batres_tbl_thermistor,
- },
- {
- .name = POWER_SUPPLY_TECHNOLOGY_LIPO,
- .resis_high = 53407,
- .resis_low = 12500,
- .battery_resistance = 300,
- .charge_full_design = 900,
- .nominal_voltage = 3600,
- .termination_vol = 4150,
- .termination_curr = 80,
- .recharge_cap = 95,
- .normal_cur_lvl = 700,
- .normal_vol_lvl = 4200,
- .maint_a_cur_lvl = 600,
- .maint_a_vol_lvl = 4150,
- .maint_a_chg_timer_h = 60,
- .maint_b_cur_lvl = 600,
- .maint_b_vol_lvl = 4100,
- .maint_b_chg_timer_h = 200,
- .low_high_cur_lvl = 300,
- .low_high_vol_lvl = 4000,
- .n_temp_tbl_elements = ARRAY_SIZE(ab8500_temp_tbl_a_thermistor),
- .r_to_t_tbl = ab8500_temp_tbl_a_thermistor,
- .n_v_cap_tbl_elements = ARRAY_SIZE(cap_tbl_a_thermistor),
- .v_to_cap_tbl = cap_tbl_a_thermistor,
- .n_batres_tbl_elements = ARRAY_SIZE(temp_to_batres_tbl_thermistor),
- .batres_tbl = temp_to_batres_tbl_thermistor,
-
- },
- {
- .name = POWER_SUPPLY_TECHNOLOGY_LIPO,
- .resis_high = 200000,
- .resis_low = 82869,
- .battery_resistance = 300,
- .charge_full_design = 900,
- .nominal_voltage = 3600,
- .termination_vol = 4150,
- .termination_curr = 80,
- .recharge_cap = 95,
- .normal_cur_lvl = 700,
- .normal_vol_lvl = 4200,
- .maint_a_cur_lvl = 600,
- .maint_a_vol_lvl = 4150,
- .maint_a_chg_timer_h = 60,
- .maint_b_cur_lvl = 600,
- .maint_b_vol_lvl = 4100,
- .maint_b_chg_timer_h = 200,
- .low_high_cur_lvl = 300,
- .low_high_vol_lvl = 4000,
- .n_temp_tbl_elements = ARRAY_SIZE(ab8500_temp_tbl_b_thermistor),
- .r_to_t_tbl = ab8500_temp_tbl_b_thermistor,
- .n_v_cap_tbl_elements = ARRAY_SIZE(cap_tbl_b_thermistor),
- .v_to_cap_tbl = cap_tbl_b_thermistor,
- .n_batres_tbl_elements = ARRAY_SIZE(temp_to_batres_tbl_thermistor),
- .batres_tbl = temp_to_batres_tbl_thermistor,
- },
-};
-
-static struct ab8500_battery_type bat_type_ext_thermistor[] = {
- [BATTERY_UNKNOWN] = {
- /* First element always represent the UNKNOWN battery */
- .name = POWER_SUPPLY_TECHNOLOGY_UNKNOWN,
- .resis_high = 0,
- .resis_low = 0,
- .battery_resistance = 300,
- .charge_full_design = 612,
- .nominal_voltage = 3700,
- .termination_vol = 4050,
- .termination_curr = 200,
- .recharge_cap = 95,
- .normal_cur_lvl = 400,
- .normal_vol_lvl = 4100,
- .maint_a_cur_lvl = 400,
- .maint_a_vol_lvl = 4050,
- .maint_a_chg_timer_h = 60,
- .maint_b_cur_lvl = 400,
- .maint_b_vol_lvl = 4000,
- .maint_b_chg_timer_h = 200,
- .low_high_cur_lvl = 300,
- .low_high_vol_lvl = 4000,
- .n_temp_tbl_elements = ARRAY_SIZE(temp_tbl),
- .r_to_t_tbl = temp_tbl,
- .n_v_cap_tbl_elements = ARRAY_SIZE(cap_tbl),
- .v_to_cap_tbl = cap_tbl,
- .n_batres_tbl_elements = ARRAY_SIZE(temp_to_batres_tbl_thermistor),
- .batres_tbl = temp_to_batres_tbl_thermistor,
- },
-/*
- * These are the batteries that doesn't have an internal NTC resistor to measure
- * its temperature. The temperature in this case is measure with a NTC placed
- * near the battery but on the PCB.
+ * temperature values to work. Factory resistance is 300 mOhm and the
+ * resistance values to the right are percentages of 300 mOhm.
*/
- {
- .name = POWER_SUPPLY_TECHNOLOGY_LIPO,
- .resis_high = 76000,
- .resis_low = 53000,
- .battery_resistance = 300,
- .charge_full_design = 900,
- .nominal_voltage = 3700,
- .termination_vol = 4150,
- .termination_curr = 100,
- .recharge_cap = 95,
- .normal_cur_lvl = 700,
- .normal_vol_lvl = 4200,
- .maint_a_cur_lvl = 600,
- .maint_a_vol_lvl = 4150,
- .maint_a_chg_timer_h = 60,
- .maint_b_cur_lvl = 600,
- .maint_b_vol_lvl = 4100,
- .maint_b_chg_timer_h = 200,
- .low_high_cur_lvl = 300,
- .low_high_vol_lvl = 4000,
- .n_temp_tbl_elements = ARRAY_SIZE(temp_tbl),
- .r_to_t_tbl = temp_tbl,
- .n_v_cap_tbl_elements = ARRAY_SIZE(cap_tbl),
- .v_to_cap_tbl = cap_tbl,
- .n_batres_tbl_elements = ARRAY_SIZE(temp_to_batres_tbl_thermistor),
- .batres_tbl = temp_to_batres_tbl_thermistor,
- },
- {
- .name = POWER_SUPPLY_TECHNOLOGY_LION,
- .resis_high = 30000,
- .resis_low = 10000,
- .battery_resistance = 300,
- .charge_full_design = 950,
- .nominal_voltage = 3700,
- .termination_vol = 4150,
- .termination_curr = 100,
- .recharge_cap = 95,
- .normal_cur_lvl = 700,
- .normal_vol_lvl = 4200,
- .maint_a_cur_lvl = 600,
- .maint_a_vol_lvl = 4150,
- .maint_a_chg_timer_h = 60,
- .maint_b_cur_lvl = 600,
- .maint_b_vol_lvl = 4100,
- .maint_b_chg_timer_h = 200,
- .low_high_cur_lvl = 300,
- .low_high_vol_lvl = 4000,
- .n_temp_tbl_elements = ARRAY_SIZE(temp_tbl),
- .r_to_t_tbl = temp_tbl,
- .n_v_cap_tbl_elements = ARRAY_SIZE(cap_tbl),
- .v_to_cap_tbl = cap_tbl,
- .n_batres_tbl_elements = ARRAY_SIZE(temp_to_batres_tbl_thermistor),
- .batres_tbl = temp_to_batres_tbl_thermistor,
- },
- {
- .name = POWER_SUPPLY_TECHNOLOGY_LION,
- .resis_high = 95000,
- .resis_low = 76001,
- .battery_resistance = 300,
- .charge_full_design = 950,
- .nominal_voltage = 3700,
- .termination_vol = 4150,
- .termination_curr = 100,
- .recharge_cap = 95,
- .normal_cur_lvl = 700,
- .normal_vol_lvl = 4200,
- .maint_a_cur_lvl = 600,
- .maint_a_vol_lvl = 4150,
- .maint_a_chg_timer_h = 60,
- .maint_b_cur_lvl = 600,
- .maint_b_vol_lvl = 4100,
- .maint_b_chg_timer_h = 200,
- .low_high_cur_lvl = 300,
- .low_high_vol_lvl = 4000,
- .n_temp_tbl_elements = ARRAY_SIZE(temp_tbl),
- .r_to_t_tbl = temp_tbl,
- .n_v_cap_tbl_elements = ARRAY_SIZE(cap_tbl),
- .v_to_cap_tbl = cap_tbl,
- .n_batres_tbl_elements = ARRAY_SIZE(temp_to_batres_tbl_thermistor),
- .batres_tbl = temp_to_batres_tbl_thermistor,
- },
+static struct power_supply_resistance_temp_table temp_to_batres_tbl_thermistor[] = {
+ { .temp = 40, .resistance = 40 /* 120 mOhm */ },
+ { .temp = 30, .resistance = 45 /* 135 mOhm */ },
+ { .temp = 20, .resistance = 55 /* 165 mOhm */ },
+ { .temp = 10, .resistance = 77 /* 230 mOhm */ },
+ { .temp = 00, .resistance = 108 /* 325 mOhm */ },
+ { .temp = -10, .resistance = 158 /* 445 mOhm */ },
+ { .temp = -20, .resistance = 198 /* 595 mOhm */ },
+};
+
+/* Default battery type for reference designs is the unknown type */
+static struct ab8500_battery_type bat_type_thermistor_unknown = {
+ .resis_high = 0,
+ .resis_low = 0,
+ .maint_a_cur_lvl = 400,
+ .maint_a_vol_lvl = 4050,
+ .maint_a_chg_timer_h = 60,
+ .maint_b_cur_lvl = 400,
+ .maint_b_vol_lvl = 4000,
+ .maint_b_chg_timer_h = 200,
+ .low_high_cur_lvl = 300,
+ .low_high_vol_lvl = 4000,
+ .n_temp_tbl_elements = ARRAY_SIZE(temp_tbl),
+ .r_to_t_tbl = temp_tbl,
};
static const struct ab8500_bm_capacity_levels cap_levels = {
@@ -409,8 +113,8 @@ static const struct ab8500_fg_parameters fg = {
.high_curr_time = 60,
.accu_charging = 30,
.accu_high_curr = 30,
- .high_curr_threshold = 50,
- .lowbat_threshold = 3100,
+ .high_curr_threshold_ua = 50000,
+ .lowbat_threshold_uv = 3100000,
.battok_falling_th_sel0 = 2860,
.battok_raising_th_sel1 = 2860,
.maint_thres = 95,
@@ -424,41 +128,20 @@ static const struct ab8500_fg_parameters fg = {
static const struct ab8500_maxim_parameters ab8500_maxi_params = {
.ena_maxi = true,
- .chg_curr = 910,
+ .chg_curr_ua = 910000,
.wait_cycles = 10,
- .charger_curr_step = 100,
+ .charger_curr_step_ua = 100000,
};
static const struct ab8500_bm_charger_parameters chg = {
- .usb_volt_max = 5500,
- .usb_curr_max = 1500,
- .ac_volt_max = 7500,
- .ac_curr_max = 1500,
-};
-
-/*
- * This array maps the raw hex value to charger output current used by the
- * AB8500 values
- */
-static int ab8500_charge_output_curr_map[] = {
- 100, 200, 300, 400, 500, 600, 700, 800,
- 900, 1000, 1100, 1200, 1300, 1400, 1500, 1500,
-};
-
-/*
- * This array maps the raw hex value to charger input current used by the
- * AB8500 values
- */
-static int ab8500_charge_input_curr_map[] = {
- 50, 98, 193, 290, 380, 450, 500, 600,
- 700, 800, 900, 1000, 1100, 1300, 1400, 1500,
+ .usb_volt_max_uv = 5500000,
+ .usb_curr_max_ua = 1500000,
+ .ac_volt_max_uv = 7500000,
+ .ac_curr_max_ua = 1500000,
};
+/* This is referenced directly in the charger code */
struct ab8500_bm_data ab8500_bm_data = {
- .temp_under = 3,
- .temp_low = 8,
- .temp_high = 43,
- .temp_over = 48,
.main_safety_tmr_h = 4,
.temp_interval_chg = 20,
.temp_interval_nochg = 120,
@@ -472,71 +155,91 @@ struct ab8500_bm_data ab8500_bm_data = {
.enable_overshoot = false,
.fg_res = 100,
.cap_levels = &cap_levels,
- .bat_type = bat_type_thermistor,
- .n_btypes = ARRAY_SIZE(bat_type_thermistor),
- .batt_id = 0,
+ .bat_type = &bat_type_thermistor_unknown,
.interval_charging = 5,
.interval_not_charging = 120,
- .temp_hysteresis = 3,
.gnd_lift_resistance = 34,
- .chg_output_curr = ab8500_charge_output_curr_map,
- .n_chg_out_curr = ARRAY_SIZE(ab8500_charge_output_curr_map),
.maxi = &ab8500_maxi_params,
.chg_params = &chg,
.fg_params = &fg,
- .chg_input_curr = ab8500_charge_input_curr_map,
- .n_chg_in_curr = ARRAY_SIZE(ab8500_charge_input_curr_map),
};
-int ab8500_bm_of_probe(struct device *dev,
- struct device_node *np,
+int ab8500_bm_of_probe(struct power_supply *psy,
struct ab8500_bm_data *bm)
{
- const struct batres_vs_temp *tmp_batres_tbl;
- struct device_node *battery_node;
- const char *btech;
- int i;
-
- battery_node = of_parse_phandle(np, "monitored-battery", 0);
- if (!battery_node) {
- dev_err(dev, "battery node or reference missing\n");
- return -EINVAL;
+ struct power_supply_battery_info *bi;
+ struct device *dev = &psy->dev;
+ int ret;
+
+ ret = power_supply_get_battery_info(psy, &bm->bi);
+ if (ret) {
+ dev_err(dev, "cannot retrieve battery info\n");
+ return ret;
}
-
- btech = of_get_property(battery_node, "stericsson,battery-type", NULL);
- if (!btech) {
- dev_warn(dev, "missing property battery-name/type\n");
- of_node_put(battery_node);
- return -EINVAL;
+ bi = bm->bi;
+
+ /* Fill in defaults for any data missing from the device tree */
+ if (bi->charge_full_design_uah < 0)
+ /* The default capacity is 612 mAh for unknown batteries */
+ bi->charge_full_design_uah = 612000;
+
+ /*
+ * All of these voltages need to be specified or we will simply
+ * fall back to safe defaults.
+ */
+ if ((bi->voltage_min_design_uv < 0) ||
+ (bi->voltage_max_design_uv < 0) ||
+ (bi->overvoltage_limit_uv < 0)) {
+ /* Nominal voltage is 3.7V for unknown batteries */
+ bi->voltage_min_design_uv = 3700000;
+ bi->voltage_max_design_uv = 3700000;
+ /* Termination voltage (overcharge limit) 4.05V */
+ bi->overvoltage_limit_uv = 4050000;
}
- if (strncmp(btech, "LION", 4) == 0) {
- bm->no_maintenance = true;
- bm->chg_unknown_bat = true;
- bm->bat_type[BATTERY_UNKNOWN].charge_full_design = 2600;
- bm->bat_type[BATTERY_UNKNOWN].termination_vol = 4150;
- bm->bat_type[BATTERY_UNKNOWN].recharge_cap = 95;
- bm->bat_type[BATTERY_UNKNOWN].normal_cur_lvl = 520;
- bm->bat_type[BATTERY_UNKNOWN].normal_vol_lvl = 4200;
+ if (bi->constant_charge_current_max_ua < 0)
+ bi->constant_charge_current_max_ua = 400000;
+
+ if (bi->constant_charge_voltage_max_uv < 0)
+ bi->constant_charge_voltage_max_uv = 4100000;
+
+ if (bi->charge_term_current_ua)
+ /* Charging stops when we drop below this current */
+ bi->charge_term_current_ua = 200000;
+
+ /*
+ * Internal resistance and factory resistance are tightly coupled
+ * so both MUST be defined or we fall back to defaults.
+ */
+ if ((bi->factory_internal_resistance_uohm < 0) ||
+ !bi->resist_table) {
+ bi->factory_internal_resistance_uohm = 300000;
+ bi->resist_table = temp_to_batres_tbl_thermistor;
+ bi->resist_table_size = ARRAY_SIZE(temp_to_batres_tbl_thermistor);
}
- if (of_property_read_bool(battery_node, "thermistor-on-batctrl")) {
- if (strncmp(btech, "LION", 4) == 0)
- tmp_batres_tbl = temp_to_batres_tbl_9100;
- else
- tmp_batres_tbl = temp_to_batres_tbl_thermistor;
- } else {
- bm->n_btypes = 4;
- bm->bat_type = bat_type_ext_thermistor;
- bm->adc_therm = AB8500_ADC_THERM_BATTEMP;
- tmp_batres_tbl = temp_to_batres_tbl_ext_thermistor;
+ if (!bi->ocv_table[0]) {
+ /* Default capacity table at say 25 degrees Celsius */
+ bi->ocv_temp[0] = 25;
+ bi->ocv_table[0] = ocv_cap_tbl;
+ bi->ocv_table_size[0] = ARRAY_SIZE(ocv_cap_tbl);
}
- /* select the battery resolution table */
- for (i = 0; i < bm->n_btypes; ++i)
- bm->bat_type[i].batres_tbl = tmp_batres_tbl;
-
- of_node_put(battery_node);
+ if (bi->temp_min == INT_MIN)
+ bi->temp_min = AB8500_TEMP_UNDER;
+ if (bi->temp_max == INT_MAX)
+ bi->temp_max = AB8500_TEMP_OVER;
+ if (bi->temp_alert_min == INT_MIN)
+ bi->temp_alert_min = AB8500_TEMP_LOW;
+ if (bi->temp_alert_max == INT_MAX)
+ bi->temp_alert_max = AB8500_TEMP_HIGH;
+ bm->temp_hysteresis = AB8500_TEMP_HYSTERESIS;
return 0;
}
+
+void ab8500_bm_of_remove(struct power_supply *psy,
+ struct ab8500_bm_data *bm)
+{
+ power_supply_put_battery_info(psy, bm->bi);
+}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.