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path: root/drivers/power/ab8500_bmdata.c
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Diffstat (limited to 'drivers/power/ab8500_bmdata.c')
-rw-r--r--drivers/power/ab8500_bmdata.c646
1 files changed, 366 insertions, 280 deletions
diff --git a/drivers/power/ab8500_bmdata.c b/drivers/power/ab8500_bmdata.c
index f034ae43e04..d2986453309 100644
--- a/drivers/power/ab8500_bmdata.c
+++ b/drivers/power/ab8500_bmdata.c
@@ -11,7 +11,7 @@
* Note that the res_to_temp table must be strictly sorted by falling resistance
* values to work.
*/
-static struct abx500_res_to_temp temp_tbl_A_thermistor[] = {
+const struct abx500_res_to_temp ab8500_temp_tbl_a_thermistor[] = {
{-5, 53407},
{ 0, 48594},
{ 5, 43804},
@@ -28,8 +28,12 @@ static struct abx500_res_to_temp temp_tbl_A_thermistor[] = {
{60, 13437},
{65, 12500},
};
+EXPORT_SYMBOL(ab8500_temp_tbl_a_thermistor);
-static struct abx500_res_to_temp temp_tbl_B_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},
@@ -46,8 +50,12 @@ static struct abx500_res_to_temp temp_tbl_B_thermistor[] = {
{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 struct abx500_v_to_cap cap_tbl_A_thermistor[] = {
+static const struct abx500_v_to_cap cap_tbl_a_thermistor[] = {
{4171, 100},
{4114, 95},
{4009, 83},
@@ -70,7 +78,7 @@ static struct abx500_v_to_cap cap_tbl_A_thermistor[] = {
{3247, 0},
};
-static struct abx500_v_to_cap cap_tbl_B_thermistor[] = {
+static const struct abx500_v_to_cap cap_tbl_b_thermistor[] = {
{4161, 100},
{4124, 98},
{4044, 90},
@@ -93,7 +101,7 @@ static struct abx500_v_to_cap cap_tbl_B_thermistor[] = {
{3250, 0},
};
-static struct abx500_v_to_cap cap_tbl[] = {
+static const struct abx500_v_to_cap cap_tbl[] = {
{4186, 100},
{4163, 99},
{4114, 95},
@@ -124,7 +132,7 @@ static struct abx500_v_to_cap cap_tbl[] = {
* Note that the res_to_temp table must be strictly sorted by falling
* resistance values to work.
*/
-static struct abx500_res_to_temp temp_tbl[] = {
+static const struct abx500_res_to_temp temp_tbl[] = {
{-5, 214834},
{ 0, 162943},
{ 5, 124820},
@@ -146,7 +154,7 @@ static struct abx500_res_to_temp temp_tbl[] = {
* Note that the batres_vs_temp table must be strictly sorted by falling
* temperature values to work.
*/
-static struct batres_vs_temp temp_to_batres_tbl_thermistor[] = {
+static const struct batres_vs_temp temp_to_batres_tbl_thermistor[] = {
{ 40, 120},
{ 30, 135},
{ 20, 165},
@@ -160,7 +168,7 @@ static struct batres_vs_temp temp_to_batres_tbl_thermistor[] = {
* Note that the batres_vs_temp table must be strictly sorted by falling
* temperature values to work.
*/
-static struct batres_vs_temp temp_to_batres_tbl_ext_thermistor[] = {
+static const struct batres_vs_temp temp_to_batres_tbl_ext_thermistor[] = {
{ 60, 300},
{ 30, 300},
{ 20, 300},
@@ -171,7 +179,7 @@ static struct batres_vs_temp temp_to_batres_tbl_ext_thermistor[] = {
};
/* battery resistance table for LI ION 9100 battery */
-static struct batres_vs_temp temp_to_batres_tbl_9100[] = {
+static const struct batres_vs_temp temp_to_batres_tbl_9100[] = {
{ 60, 180},
{ 30, 180},
{ 20, 180},
@@ -182,206 +190,206 @@ static struct batres_vs_temp temp_to_batres_tbl_9100[] = {
};
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_vol = 3990,
- .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_vol = 4130,
- .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_A_thermistor),
- .r_to_t_tbl = 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_vol = 4130,
- .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_B_thermistor),
- .r_to_t_tbl = 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,
-},
+ [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_vol = 3990,
- .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,
-},
+ [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_vol = 4130,
- .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_vol = 4130,
- .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_vol = 4130,
- .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_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 = {
@@ -405,17 +413,29 @@ static const struct abx500_fg_parameters fg = {
.lowbat_threshold = 3100,
.battok_falling_th_sel0 = 2860,
.battok_raising_th_sel1 = 2860,
+ .maint_thres = 95,
.user_cap_limit = 15,
- .maint_thres = 97,
+ .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 maxi_params = {
+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,
@@ -423,97 +443,163 @@ static const struct abx500_bm_charger_parameters chg = {
.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,
- .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 = 3,
- .batt_id = 0,
- .interval_charging = 5,
- .interval_not_charging = 120,
- .temp_hysteresis = 3,
- .gnd_lift_resistance = 34,
- .maxi = &maxi_params,
- .chg_params = &chg,
- .fg_params = &fg,
+ .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),
};
-int bmdevs_of_probe(struct device *dev, struct device_node *np,
- struct abx500_bm_data **battery)
+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)
{
- struct abx500_battery_type *btype;
- struct device_node *np_bat_supply;
- struct abx500_bm_data *bat;
+ const struct batres_vs_temp *tmp_batres_tbl;
+ struct device_node *battery_node;
const char *btech;
- char bat_tech[8];
- int i, thermistor;
-
- *battery = &ab8500_bm_data;
+ int i;
/* get phandle to 'battery-info' node */
- np_bat_supply = of_parse_phandle(np, "battery", 0);
- if (!np_bat_supply) {
- dev_err(dev, "missing property battery\n");
+ battery_node = of_parse_phandle(np, "battery", 0);
+ if (!battery_node) {
+ dev_err(dev, "battery node or reference missing\n");
return -EINVAL;
}
- if (of_property_read_bool(np_bat_supply,
- "thermistor-on-batctrl"))
- thermistor = NTC_INTERNAL;
- else
- thermistor = NTC_EXTERNAL;
-
- bat = *battery;
- if (thermistor == NTC_EXTERNAL) {
- bat->n_btypes = 4;
- bat->bat_type = bat_type_ext_thermistor;
- bat->adc_therm = ABx500_ADC_THERM_BATTEMP;
- }
- btech = of_get_property(np_bat_supply,
- "stericsson,battery-type", NULL);
+
+ btech = of_get_property(battery_node, "stericsson,battery-type", NULL);
if (!btech) {
dev_warn(dev, "missing property battery-name/type\n");
- strcpy(bat_tech, "UNKNOWN");
- } else {
- strcpy(bat_tech, btech);
+ return -EINVAL;
}
- if (strncmp(bat_tech, "LION", 4) == 0) {
- bat->no_maintenance = true;
- bat->chg_unknown_bat = true;
- bat->bat_type[BATTERY_UNKNOWN].charge_full_design = 2600;
- bat->bat_type[BATTERY_UNKNOWN].termination_vol = 4150;
- bat->bat_type[BATTERY_UNKNOWN].recharge_vol = 4130;
- bat->bat_type[BATTERY_UNKNOWN].normal_cur_lvl = 520;
- bat->bat_type[BATTERY_UNKNOWN].normal_vol_lvl = 4200;
+ 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;
}
- /* select the battery resolution table */
- for (i = 0; i < bat->n_btypes; ++i) {
- btype = (bat->bat_type + i);
- if (thermistor == NTC_EXTERNAL) {
- btype->batres_tbl =
- temp_to_batres_tbl_ext_thermistor;
- } else if (strncmp(bat_tech, "LION", 4) == 0) {
- btype->batres_tbl =
- temp_to_batres_tbl_9100;
- } else {
- btype->batres_tbl =
- 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 = ABx500_ADC_THERM_BATTEMP;
+ tmp_batres_tbl = temp_to_batres_tbl_ext_thermistor;
}
- of_node_put(np_bat_supply);
+
+ /* 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;
}
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