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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.c140
1 files changed, 119 insertions, 21 deletions
diff --git a/drivers/power/ab8500_bmdata.c b/drivers/power/ab8500_bmdata.c
index 7a96c0650fbb..d29864533093 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},
@@ -230,10 +238,10 @@ static struct abx500_battery_type bat_type_thermistor[] = {
.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_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,
@@ -258,10 +266,10 @@ static struct abx500_battery_type bat_type_thermistor[] = {
.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_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,
},
@@ -407,15 +415,27 @@ static const struct abx500_fg_parameters fg = {
.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 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,
@@ -423,6 +443,46 @@ 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,
@@ -442,22 +502,60 @@ struct abx500_bm_data ab8500_bm_data = {
.fg_res = 100,
.cap_levels = &cap_levels,
.bat_type = bat_type_thermistor,
- .n_btypes = 3,
+ .n_btypes = ARRAY_SIZE(bat_type_thermistor),
.batt_id = 0,
.interval_charging = 5,
.interval_not_charging = 120,
.temp_hysteresis = 3,
.gnd_lift_resistance = 34,
- .maxi = &maxi_params,
+ .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)
{
- struct batres_vs_temp *tmp_batres_tbl;
+ const struct batres_vs_temp *tmp_batres_tbl;
struct device_node *battery_node;
const char *btech;
int i;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.