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Commit 240fbe23 authored by Anton Vorontsov's avatar Anton Vorontsov
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Merge branch 'for-anton' of git://git.linaro.org/people/ljones/linux-3.0-ux500

parents 2fbb520d 215cf5c9
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Showing with 594 additions and 519 deletions
drivers/mfd/ab8500-core.c
View file @ 240fbe23
......@@ -1011,40 +1011,32 @@ static struct mfd_cell ab8500_bm_devs[] = {
.of_compatible = "stericsson,ab8500-charger",
.num_resources = ARRAY_SIZE(ab8500_charger_resources),
.resources = ab8500_charger_resources,
#ifndef CONFIG_OF
.platform_data = &ab8500_bm_data,
.pdata_size = sizeof(ab8500_bm_data),
#endif
},
{
.name = "ab8500-btemp",
.of_compatible = "stericsson,ab8500-btemp",
.num_resources = ARRAY_SIZE(ab8500_btemp_resources),
.resources = ab8500_btemp_resources,
#ifndef CONFIG_OF
.platform_data = &ab8500_bm_data,
.pdata_size = sizeof(ab8500_bm_data),
#endif
},
{
.name = "ab8500-fg",
.of_compatible = "stericsson,ab8500-fg",
.num_resources = ARRAY_SIZE(ab8500_fg_resources),
.resources = ab8500_fg_resources,
#ifndef CONFIG_OF
.platform_data = &ab8500_bm_data,
.pdata_size = sizeof(ab8500_bm_data),
#endif
},
{
.name = "ab8500-chargalg",
.of_compatible = "stericsson,ab8500-chargalg",
.num_resources = ARRAY_SIZE(ab8500_chargalg_resources),
.resources = ab8500_chargalg_resources,
#ifndef CONFIG_OF
.platform_data = &ab8500_bm_data,
.pdata_size = sizeof(ab8500_bm_data),
#endif
},
};
......
drivers/power/Makefile
View file @ 240fbe23
......@@ -38,7 +38,7 @@ obj-$(CONFIG_CHARGER_PCF50633) += pcf50633-charger.o
obj-$(CONFIG_BATTERY_JZ4740) += jz4740-battery.o
obj-$(CONFIG_BATTERY_INTEL_MID) += intel_mid_battery.o
obj-$(CONFIG_BATTERY_RX51) += rx51_battery.o
obj-$(CONFIG_AB8500_BM) += ab8500_bmdata.o ab8500_charger.o ab8500_btemp.o ab8500_fg.o abx500_chargalg.o
obj-$(CONFIG_AB8500_BM) += ab8500_bmdata.o ab8500_charger.o ab8500_fg.o ab8500_btemp.o abx500_chargalg.o
obj-$(CONFIG_CHARGER_ISP1704) += isp1704_charger.o
obj-$(CONFIG_CHARGER_MAX8903) += max8903_charger.o
obj-$(CONFIG_CHARGER_TWL4030) += twl4030_charger.o
......
drivers/power/ab8500_bmdata.c
View file @ 240fbe23
......@@ -182,7 +182,7 @@ static struct batres_vs_temp temp_to_batres_tbl_9100[] = {
};
static struct abx500_battery_type bat_type_thermistor[] = {
[BATTERY_UNKNOWN] = {
[BATTERY_UNKNOWN] = {
/* First element always represent the UNKNOWN battery */
.name = POWER_SUPPLY_TECHNOLOGY_UNKNOWN,
.resis_high = 0,
......@@ -209,8 +209,8 @@ static struct abx500_battery_type bat_type_thermistor[] = {
.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,
......@@ -237,8 +237,8 @@ static struct abx500_battery_type bat_type_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,
......@@ -264,11 +264,11 @@ static struct abx500_battery_type bat_type_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] = {
[BATTERY_UNKNOWN] = {
/* First element always represent the UNKNOWN battery */
.name = POWER_SUPPLY_TECHNOLOGY_UNKNOWN,
.resis_high = 0,
......@@ -295,13 +295,13 @@ static struct abx500_battery_type bat_type_ext_thermistor[] = {
.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,
......@@ -327,8 +327,8 @@ static struct abx500_battery_type bat_type_ext_thermistor[] = {
.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,
......@@ -354,8 +354,8 @@ static struct abx500_battery_type bat_type_ext_thermistor[] = {
.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,
......@@ -381,7 +381,7 @@ static struct abx500_battery_type bat_type_ext_thermistor[] = {
.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 = {
......@@ -452,70 +452,55 @@ struct abx500_bm_data ab8500_bm_data = {
.fg_params = &fg,
};
int __devinit
bmdevs_of_probe(struct device *dev,
int __devinit ab8500_bm_of_probe(struct device *dev,
struct device_node *np,
struct abx500_bm_data **battery)
struct abx500_bm_data *bm)
{
struct abx500_battery_type *btype;
struct device_node *np_bat_supply;
struct abx500_bm_data *bat;
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_vol = 4130;
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;
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 {
btype->batres_tbl =
temp_to_batres_tbl_thermistor;
}
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;
}
drivers/power/ab8500_btemp.c
View file @ 240fbe23
......@@ -78,12 +78,13 @@ struct ab8500_btemp_ranges {
* @parent: Pointer to the struct ab8500
* @gpadc: Pointer to the struct gpadc
* @fg: Pointer to the struct fg
* @bat: Pointer to the abx500_bm platform data
* @bm: Platform specific battery management information
* @btemp_psy: Structure for BTEMP specific battery properties
* @events: Structure for information about events triggered
* @btemp_ranges: Battery temperature range structure
* @btemp_wq: Work queue for measuring the temperature periodically
* @btemp_periodic_work: Work for measuring the temperature periodically
* @initialized: True if battery id read.
*/
struct ab8500_btemp {
struct device *dev;
......@@ -94,12 +95,13 @@ struct ab8500_btemp {
struct ab8500 *parent;
struct ab8500_gpadc *gpadc;
struct ab8500_fg *fg;
struct abx500_bm_data *bat;
struct abx500_bm_data *bm;
struct power_supply btemp_psy;
struct ab8500_btemp_events events;
struct ab8500_btemp_ranges btemp_ranges;
struct workqueue_struct *btemp_wq;
struct delayed_work btemp_periodic_work;
bool initialized;
};
/* BTEMP power supply properties */
......@@ -147,13 +149,13 @@ static int ab8500_btemp_batctrl_volt_to_res(struct ab8500_btemp *di,
return (450000 * (v_batctrl)) / (1800 - v_batctrl);
}
if (di->bat->adc_therm == ABx500_ADC_THERM_BATCTRL) {
if (di->bm->adc_therm == ABx500_ADC_THERM_BATCTRL) {
/*
* If the battery has internal NTC, we use the current
* source to calculate the resistance, 7uA or 20uA
*/
rbs = (v_batctrl * 1000
- di->bat->gnd_lift_resistance * inst_curr)
- di->bm->gnd_lift_resistance * inst_curr)
/ di->curr_source;
} else {
/*
......@@ -209,7 +211,7 @@ static int ab8500_btemp_curr_source_enable(struct ab8500_btemp *di,
return 0;
/* Only do this for batteries with internal NTC */
if (di->bat->adc_therm == ABx500_ADC_THERM_BATCTRL && enable) {
if (di->bm->adc_therm == ABx500_ADC_THERM_BATCTRL && enable) {
if (di->curr_source == BTEMP_BATCTRL_CURR_SRC_7UA)
curr = BAT_CTRL_7U_ENA;
else
......@@ -241,7 +243,7 @@ static int ab8500_btemp_curr_source_enable(struct ab8500_btemp *di,
__func__);
goto disable_curr_source;
}
} else if (di->bat->adc_therm == ABx500_ADC_THERM_BATCTRL && !enable) {
} else if (di->bm->adc_therm == ABx500_ADC_THERM_BATCTRL && !enable) {
dev_dbg(di->dev, "Disable BATCTRL curr source\n");
/* Write 0 to the curr bits */
......@@ -457,9 +459,9 @@ static int ab8500_btemp_measure_temp(struct ab8500_btemp *di)
int rbat, rntc, vntc;
u8 id;
id = di->bat->batt_id;
id = di->bm->batt_id;
if (di->bat->adc_therm == ABx500_ADC_THERM_BATCTRL &&
if (di->bm->adc_therm == ABx500_ADC_THERM_BATCTRL &&
id != BATTERY_UNKNOWN) {
rbat = ab8500_btemp_get_batctrl_res(di);
......@@ -474,8 +476,8 @@ static int ab8500_btemp_measure_temp(struct ab8500_btemp *di)
}
temp = ab8500_btemp_res_to_temp(di,
di->bat->bat_type[id].r_to_t_tbl,
di->bat->bat_type[id].n_temp_tbl_elements, rbat);
di->bm->bat_type[id].r_to_t_tbl,
di->bm->bat_type[id].n_temp_tbl_elements, rbat);
} else {
vntc = ab8500_gpadc_convert(di->gpadc, BTEMP_BALL);
if (vntc < 0) {
......@@ -491,8 +493,8 @@ static int ab8500_btemp_measure_temp(struct ab8500_btemp *di)
rntc = 230000 * vntc / (VTVOUT_V - vntc);
temp = ab8500_btemp_res_to_temp(di,
di->bat->bat_type[id].r_to_t_tbl,
di->bat->bat_type[id].n_temp_tbl_elements, rntc);
di->bm->bat_type[id].r_to_t_tbl,
di->bm->bat_type[id].n_temp_tbl_elements, rntc);
prev = temp;
}
dev_dbg(di->dev, "Battery temperature is %d\n", temp);
......@@ -513,7 +515,7 @@ static int ab8500_btemp_id(struct ab8500_btemp *di)
u8 i;
di->curr_source = BTEMP_BATCTRL_CURR_SRC_7UA;
di->bat->batt_id = BATTERY_UNKNOWN;
di->bm->batt_id = BATTERY_UNKNOWN;
res = ab8500_btemp_get_batctrl_res(di);
if (res < 0) {
......@@ -522,23 +524,23 @@ static int ab8500_btemp_id(struct ab8500_btemp *di)
}
/* BATTERY_UNKNOWN is defined on position 0, skip it! */
for (i = BATTERY_UNKNOWN + 1; i < di->bat->n_btypes; i++) {
if ((res <= di->bat->bat_type[i].resis_high) &&
(res >= di->bat->bat_type[i].resis_low)) {
for (i = BATTERY_UNKNOWN + 1; i < di->bm->n_btypes; i++) {
if ((res <= di->bm->bat_type[i].resis_high) &&
(res >= di->bm->bat_type[i].resis_low)) {
dev_dbg(di->dev, "Battery detected on %s"
" low %d < res %d < high: %d"
" index: %d\n",
di->bat->adc_therm == ABx500_ADC_THERM_BATCTRL ?
di->bm->adc_therm == ABx500_ADC_THERM_BATCTRL ?
"BATCTRL" : "BATTEMP",
di->bat->bat_type[i].resis_low, res,
di->bat->bat_type[i].resis_high, i);
di->bm->bat_type[i].resis_low, res,
di->bm->bat_type[i].resis_high, i);
di->bat->batt_id = i;
di->bm->batt_id = i;
break;
}
}
if (di->bat->batt_id == BATTERY_UNKNOWN) {
if (di->bm->batt_id == BATTERY_UNKNOWN) {
dev_warn(di->dev, "Battery identified as unknown"
", resistance %d Ohm\n", res);
return -ENXIO;
......@@ -548,13 +550,13 @@ static int ab8500_btemp_id(struct ab8500_btemp *di)
* We only have to change current source if the
* detected type is Type 1, else we use the 7uA source
*/
if (di->bat->adc_therm == ABx500_ADC_THERM_BATCTRL &&
di->bat->batt_id == 1) {
if (di->bm->adc_therm == ABx500_ADC_THERM_BATCTRL &&
di->bm->batt_id == 1) {
dev_dbg(di->dev, "Set BATCTRL current source to 20uA\n");
di->curr_source = BTEMP_BATCTRL_CURR_SRC_20UA;
}
return di->bat->batt_id;
return di->bm->batt_id;
}
/**
......@@ -569,6 +571,13 @@ static void ab8500_btemp_periodic_work(struct work_struct *work)
struct ab8500_btemp *di = container_of(work,
struct ab8500_btemp, btemp_periodic_work.work);
if (!di->initialized) {
di->initialized = true;
/* Identify the battery */
if (ab8500_btemp_id(di) < 0)
dev_warn(di->dev, "failed to identify the battery\n");
}
di->bat_temp = ab8500_btemp_measure_temp(di);
if (di->bat_temp != di->prev_bat_temp) {
......@@ -577,9 +586,9 @@ static void ab8500_btemp_periodic_work(struct work_struct *work)
}
if (di->events.ac_conn || di->events.usb_conn)
interval = di->bat->temp_interval_chg;
interval = di->bm->temp_interval_chg;
else
interval = di->bat->temp_interval_nochg;
interval = di->bm->temp_interval_nochg;
/* Schedule a new measurement */
queue_delayed_work(di->btemp_wq,
......@@ -806,7 +815,7 @@ static int ab8500_btemp_get_property(struct power_supply *psy,
val->intval = 1;
break;
case POWER_SUPPLY_PROP_TECHNOLOGY:
val->intval = di->bat->bat_type[di->bat->batt_id].name;
val->intval = di->bm->bat_type[di->bm->batt_id].name;
break;
case POWER_SUPPLY_PROP_TEMP:
val->intval = ab8500_btemp_get_temp(di);
......@@ -967,6 +976,7 @@ static char *supply_interface[] = {
static int ab8500_btemp_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
struct abx500_bm_data *plat = pdev->dev.platform_data;
struct ab8500_btemp *di;
int irq, i, ret = 0;
u8 val;
......@@ -976,21 +986,19 @@ static int ab8500_btemp_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "%s no mem for ab8500_btemp\n", __func__);
return -ENOMEM;
}
di->bat = pdev->mfd_cell->platform_data;
if (!di->bat) {
if (!plat) {
dev_err(&pdev->dev, "no battery management data supplied\n");
return -EINVAL;
}
di->bm = plat;
if (np) {
ret = bmdevs_of_probe(&pdev->dev, np, &di->bat);
ret = ab8500_bm_of_probe(&pdev->dev, np, di->bm);
if (ret) {
dev_err(&pdev->dev,
"failed to get battery information\n");
dev_err(&pdev->dev, "failed to get battery information\n");
return ret;
}
} else {
dev_err(&pdev->dev, "missing dt node for ab8500_btemp\n");
return -EINVAL;
}
} else {
dev_info(&pdev->dev, "falling back to legacy platform data\n");
}
/* get parent data */
......@@ -998,6 +1006,8 @@ static int ab8500_btemp_probe(struct platform_device *pdev)
di->parent = dev_get_drvdata(pdev->dev.parent);
di->gpadc = ab8500_gpadc_get("ab8500-gpadc.0");
di->initialized = false;
/* BTEMP supply */
di->btemp_psy.name = "ab8500_btemp";
di->btemp_psy.type = POWER_SUPPLY_TYPE_BATTERY;
......@@ -1022,10 +1032,6 @@ static int ab8500_btemp_probe(struct platform_device *pdev)
INIT_DEFERRABLE_WORK(&di->btemp_periodic_work,
ab8500_btemp_periodic_work);
/* Identify the battery */
if (ab8500_btemp_id(di) < 0)
dev_warn(di->dev, "failed to identify the battery\n");
/* Set BTEMP thermal limits. Low and Med are fixed */
di->btemp_ranges.btemp_low_limit = BTEMP_THERMAL_LOW_LIMIT;
di->btemp_ranges.btemp_med_limit = BTEMP_THERMAL_MED_LIMIT;
......
drivers/power/ab8500_charger.c
View file @ 240fbe23
This diff is collapsed.
drivers/power/ab8500_fg.c
View file @ 240fbe23
This diff is collapsed.
drivers/power/abx500_chargalg.c
View file @ 240fbe23
This diff is collapsed.
include/linux/mfd/abx500.h
View file @ 240fbe23
......@@ -279,9 +279,9 @@ enum {
NTC_INTERNAL,
};
int bmdevs_of_probe(struct device *dev,
int ab8500_bm_of_probe(struct device *dev,
struct device_node *np,
struct abx500_bm_data **battery);
struct abx500_bm_data *bm);
int abx500_set_register_interruptible(struct device *dev, u8 bank, u8 reg,
u8 value);
......
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