![Munir Contractor](/assets/img/avatar_default.png)
This patch fixes 4 checkpatch.pl errors on lines 433 to 436: ERROR: code indent should use tabs where possible Signed-off-by: Munir Contractor <munircontractor@gmail.com> Signed-off-by: Sebastian Reichel <sre@kernel.org>
606 lines
16 KiB
C
606 lines
16 KiB
C
#include <linux/export.h>
|
|
#include <linux/power_supply.h>
|
|
#include <linux/of.h>
|
|
#include <linux/mfd/abx500.h>
|
|
#include <linux/mfd/abx500/ab8500.h>
|
|
#include <linux/mfd/abx500/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 abx500_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 abx500_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 abx500_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 abx500_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 abx500_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},
|
|
};
|
|
|
|
/*
|
|
* Note that the res_to_temp table must be strictly sorted by falling
|
|
* resistance values to work.
|
|
*/
|
|
static const struct abx500_res_to_temp temp_tbl[] = {
|
|
{-5, 214834},
|
|
{ 0, 162943},
|
|
{ 5, 124820},
|
|
{10, 96520},
|
|
{15, 75306},
|
|
{20, 59254},
|
|
{25, 47000},
|
|
{30, 37566},
|
|
{35, 30245},
|
|
{40, 24520},
|
|
{45, 20010},
|
|
{50, 16432},
|
|
{55, 13576},
|
|
{60, 11280},
|
|
{65, 9425},
|
|
};
|
|
|
|
/*
|
|
* 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 abx500_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 abx500_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.
|
|
*/
|
|
{
|
|
.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 const struct abx500_bm_capacity_levels cap_levels = {
|
|
.critical = 2,
|
|
.low = 10,
|
|
.normal = 70,
|
|
.high = 95,
|
|
.full = 100,
|
|
};
|
|
|
|
static const struct abx500_fg_parameters fg = {
|
|
.recovery_sleep_timer = 10,
|
|
.recovery_total_time = 100,
|
|
.init_timer = 1,
|
|
.init_discard_time = 5,
|
|
.init_total_time = 40,
|
|
.high_curr_time = 60,
|
|
.accu_charging = 30,
|
|
.accu_high_curr = 30,
|
|
.high_curr_threshold = 50,
|
|
.lowbat_threshold = 3100,
|
|
.battok_falling_th_sel0 = 2860,
|
|
.battok_raising_th_sel1 = 2860,
|
|
.maint_thres = 95,
|
|
.user_cap_limit = 15,
|
|
.pcut_enable = 1,
|
|
.pcut_max_time = 127,
|
|
.pcut_flag_time = 112,
|
|
.pcut_max_restart = 15,
|
|
.pcut_debounce_time = 2,
|
|
};
|
|
|
|
static const struct abx500_maxim_parameters ab8500_maxi_params = {
|
|
.ena_maxi = true,
|
|
.chg_curr = 910,
|
|
.wait_cycles = 10,
|
|
.charger_curr_step = 100,
|
|
};
|
|
|
|
static const struct abx500_maxim_parameters abx540_maxi_params = {
|
|
.ena_maxi = true,
|
|
.chg_curr = 3000,
|
|
.wait_cycles = 10,
|
|
.charger_curr_step = 200,
|
|
};
|
|
|
|
static const struct abx500_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,
|
|
};
|
|
|
|
static int ab8540_charge_output_curr_map[] = {
|
|
0, 0, 0, 75, 100, 125, 150, 175,
|
|
200, 225, 250, 275, 300, 325, 350, 375,
|
|
400, 425, 450, 475, 500, 525, 550, 575,
|
|
600, 625, 650, 675, 700, 725, 750, 775,
|
|
800, 825, 850, 875, 900, 925, 950, 975,
|
|
1000, 1025, 1050, 1075, 1100, 1125, 1150, 1175,
|
|
1200, 1225, 1250, 1275, 1300, 1325, 1350, 1375,
|
|
1400, 1425, 1450, 1500, 1600, 1700, 1900, 2000,
|
|
};
|
|
|
|
/*
|
|
* 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,
|
|
};
|
|
|
|
static int ab8540_charge_input_curr_map[] = {
|
|
25, 50, 75, 100, 125, 150, 175, 200,
|
|
225, 250, 275, 300, 325, 350, 375, 400,
|
|
425, 450, 475, 500, 525, 550, 575, 600,
|
|
625, 650, 675, 700, 725, 750, 775, 800,
|
|
825, 850, 875, 900, 925, 950, 975, 1000,
|
|
1025, 1050, 1075, 1100, 1125, 1150, 1175, 1200,
|
|
1225, 1250, 1275, 1300, 1325, 1350, 1375, 1400,
|
|
1425, 1450, 1475, 1500, 1500, 1500, 1500, 1500,
|
|
};
|
|
|
|
struct abx500_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,
|
|
.usb_safety_tmr_h = 4,
|
|
.bkup_bat_v = BUP_VCH_SEL_2P6V,
|
|
.bkup_bat_i = BUP_ICH_SEL_150UA,
|
|
.no_maintenance = false,
|
|
.capacity_scaling = false,
|
|
.adc_therm = ABx500_ADC_THERM_BATCTRL,
|
|
.chg_unknown_bat = false,
|
|
.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,
|
|
.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),
|
|
};
|
|
|
|
struct abx500_bm_data ab8540_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,
|
|
.usb_safety_tmr_h = 4,
|
|
.bkup_bat_v = BUP_VCH_SEL_2P6V,
|
|
.bkup_bat_i = BUP_ICH_SEL_150UA,
|
|
.no_maintenance = false,
|
|
.capacity_scaling = false,
|
|
.adc_therm = ABx500_ADC_THERM_BATCTRL,
|
|
.chg_unknown_bat = false,
|
|
.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,
|
|
.interval_charging = 5,
|
|
.interval_not_charging = 120,
|
|
.temp_hysteresis = 3,
|
|
.gnd_lift_resistance = 0,
|
|
.maxi = &abx540_maxi_params,
|
|
.chg_params = &chg,
|
|
.fg_params = &fg,
|
|
.chg_output_curr = ab8540_charge_output_curr_map,
|
|
.n_chg_out_curr = ARRAY_SIZE(ab8540_charge_output_curr_map),
|
|
.chg_input_curr = ab8540_charge_input_curr_map,
|
|
.n_chg_in_curr = ARRAY_SIZE(ab8540_charge_input_curr_map),
|
|
};
|
|
|
|
int ab8500_bm_of_probe(struct device *dev,
|
|
struct device_node *np,
|
|
struct abx500_bm_data *bm)
|
|
{
|
|
const struct batres_vs_temp *tmp_batres_tbl;
|
|
struct device_node *battery_node;
|
|
const char *btech;
|
|
int i;
|
|
|
|
/* get phandle to 'battery-info' node */
|
|
battery_node = of_parse_phandle(np, "battery", 0);
|
|
if (!battery_node) {
|
|
dev_err(dev, "battery node or reference missing\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
btech = of_get_property(battery_node, "stericsson,battery-type", NULL);
|
|
if (!btech) {
|
|
dev_warn(dev, "missing property battery-name/type\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
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 (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 = ABx500_ADC_THERM_BATTEMP;
|
|
tmp_batres_tbl = temp_to_batres_tbl_ext_thermistor;
|
|
}
|
|
|
|
/* 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);
|
|
|
|
return 0;
|
|
}
|