Merge tag 'for-v5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply
Merge commit. Changes below are compared with the first parent: 57f1c3ca.
Changes
15 files changed · +237 −120
| File | Status | Add | Del | Content |
|---|---|---|---|---|
| MAINTAINERS | modified | +0 | −1 | View file |
| drivers/phy/motorola/phy-cpcap-usb.c | modified | +5 | −3 | View file |
| drivers/power/reset/gpio-restart.c | modified | +1 | −1 | View file |
| drivers/power/reset/reboot-mode.c | modified | +1 | −1 | View file |
| drivers/power/supply/ab8500_charger.c | modified | +1 | −8 | View file |
| drivers/power/supply/axp288_fuel_gauge.c | modified | +11 | −3 | View file |
| drivers/power/supply/bq25890_charger.c | modified | +8 | −4 | View file |
| drivers/power/supply/cpcap-charger.c | modified | +20 | −3 | View file |
| drivers/power/supply/isp1704_charger.c | modified | +1 | −1 | View file |
| drivers/power/supply/max17042_battery.c | modified | +4 | −4 | View file |
| drivers/power/supply/max77650-charger.c | modified | +1 | −0 | View file |
| drivers/power/supply/power_supply_core.c | modified | +5 | −5 | View file |
| drivers/power/supply/power_supply_hwmon.c | modified | +14 | −1 | View file |
| drivers/power/supply/sbs-battery.c | modified | +17 | −10 | View file |
| drivers/power/supply/sc27xx_fuel_gauge.c | modified | +148 | −75 | View file |
Only the first 600 diff lines are shown. Download the complete patch.
MAINTAINERS
View filediff --git a/MAINTAINERS b/MAINTAINERS
index 9267a42..a400af0 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11511,7 +11511,6 @@ NOKIA N900 POWER SUPPLY DRIVERS
R: Pali Rohár <[email protected]>
F: include/linux/power/bq2415x_charger.h
F: include/linux/power/bq27xxx_battery.h
-F: include/linux/power/isp1704_charger.h
F: drivers/power/supply/bq2415x_charger.c
F: drivers/power/supply/bq27xxx_battery.c
F: drivers/power/supply/bq27xxx_battery_i2c.c
drivers/phy/motorola/phy-cpcap-usb.c
View filediff --git a/drivers/phy/motorola/phy-cpcap-usb.c b/drivers/phy/motorola/phy-cpcap-usb.c
index 6601ad0..ead06c6 100644
--- a/drivers/phy/motorola/phy-cpcap-usb.c
+++ b/drivers/phy/motorola/phy-cpcap-usb.c
@@ -231,8 +231,9 @@ static void cpcap_usb_detect(struct work_struct *work)
goto out_err;
error = regmap_update_bits(ddata->reg, CPCAP_REG_USBC3,
- CPCAP_BIT_VBUSSTBY_EN,
- CPCAP_BIT_VBUSSTBY_EN);
+ CPCAP_BIT_VBUSSTBY_EN |
+ CPCAP_BIT_VBUSEN_SPI,
+ CPCAP_BIT_VBUSEN_SPI);
if (error)
goto out_err;
@@ -240,7 +241,8 @@ static void cpcap_usb_detect(struct work_struct *work)
}
error = regmap_update_bits(ddata->reg, CPCAP_REG_USBC3,
- CPCAP_BIT_VBUSSTBY_EN, 0);
+ CPCAP_BIT_VBUSSTBY_EN |
+ CPCAP_BIT_VBUSEN_SPI, 0);
if (error)
goto out_err;
drivers/power/reset/gpio-restart.c
View filediff --git a/drivers/power/reset/gpio-restart.c b/drivers/power/reset/gpio-restart.c
index 2880cd5..308ca9d 100644
--- a/drivers/power/reset/gpio-restart.c
+++ b/drivers/power/reset/gpio-restart.c
@@ -65,7 +65,7 @@ static int gpio_restart_probe(struct platform_device *pdev)
gpio_restart->reset_gpio = devm_gpiod_get(&pdev->dev, NULL,
open_source ? GPIOD_IN : GPIOD_OUT_LOW);
if (IS_ERR(gpio_restart->reset_gpio)) {
- dev_err(&pdev->dev, "Could net get reset GPIO\n");
+ dev_err(&pdev->dev, "Could not get reset GPIO\n");
return PTR_ERR(gpio_restart->reset_gpio);
}
drivers/power/reset/reboot-mode.c
View filediff --git a/drivers/power/reset/reboot-mode.c b/drivers/power/reset/reboot-mode.c
index 06ff035..b4076b1 100644
--- a/drivers/power/reset/reboot-mode.c
+++ b/drivers/power/reset/reboot-mode.c
@@ -190,6 +190,6 @@ void devm_reboot_mode_unregister(struct device *dev,
}
EXPORT_SYMBOL_GPL(devm_reboot_mode_unregister);
-MODULE_AUTHOR("Andy Yan <[email protected]");
+MODULE_AUTHOR("Andy Yan <[email protected]>");
MODULE_DESCRIPTION("System reboot mode core library");
MODULE_LICENSE("GPL v2");
drivers/power/supply/ab8500_charger.c
View filediff --git a/drivers/power/supply/ab8500_charger.c b/drivers/power/supply/ab8500_charger.c
index 86d88ae..e51d0e7 100644
--- a/drivers/power/supply/ab8500_charger.c
+++ b/drivers/power/supply/ab8500_charger.c
@@ -742,7 +742,7 @@ static int ab8500_charger_max_usb_curr(struct ab8500_charger *di,
USB_CH_IP_CUR_LVL_1P5;
break;
}
- /* Else, fall through */
+ /* else, fall through */
case USB_STAT_HM_IDGND:
dev_err(di->dev, "USB Type - Charging not allowed\n");
di->max_usb_in_curr.usb_type_max = USB_CH_IP_CUR_LVL_0P05;
@@ -3011,7 +3011,6 @@ static int ab8500_charger_usb_get_property(struct power_supply *psy,
static int ab8500_charger_init_hw_registers(struct ab8500_charger *di)
{
int ret = 0;
- u8 bup_vch_range = 0, vbup33_vrtcn = 0;
/* Setup maximum charger current and voltage for ABB cut2.0 */
if (!is_ab8500_1p1_or_earlier(di->parent)) {
@@ -3112,12 +3111,6 @@ static int ab8500_charger_init_hw_registers(struct ab8500_charger *di)
goto out;
}
- /* Backup battery voltage and current */
- if (di->bm->bkup_bat_v > BUP_VCH_SEL_3P1V)
- bup_vch_range = BUP_VCH_RANGE;
- if (di->bm->bkup_bat_v == BUP_VCH_SEL_3P3V)
- vbup33_vrtcn = VBUP33_VRTCN;
-
ret = abx500_set_register_interruptible(di->dev,
AB8500_RTC,
AB8500_RTC_BACKUP_CHG_REG,
drivers/power/supply/axp288_fuel_gauge.c
View filediff --git a/drivers/power/supply/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c
index 44169da..e1bc4e6 100644
--- a/drivers/power/supply/axp288_fuel_gauge.c
+++ b/drivers/power/supply/axp288_fuel_gauge.c
@@ -674,6 +674,7 @@ intr_failed:
/*
* Some devices have no battery (HDMI sticks) and the axp288 battery's
* detection reports one despite it not being there.
+ * Please keep this listed sorted alphabetically.
*/
static const struct dmi_system_id axp288_fuel_gauge_blacklist[] = {
{
@@ -697,6 +698,12 @@ static const struct dmi_system_id axp288_fuel_gauge_blacklist[] = {
},
},
{
+ /* ECS EF20EA */
+ .matches = {
+ DMI_MATCH(DMI_PRODUCT_NAME, "EF20EA"),
+ },
+ },
+ {
/* Intel Cherry Trail Compute Stick, Windows version */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
@@ -720,10 +727,11 @@ static const struct dmi_system_id axp288_fuel_gauge_blacklist[] = {
},
},
{
- /* ECS EF20EA */
+ /* Minix Neo Z83-4 mini PC */
.matches = {
- DMI_MATCH(DMI_PRODUCT_NAME, "EF20EA"),
- },
+ DMI_MATCH(DMI_SYS_VENDOR, "MINIX"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Z83-4"),
+ }
},
{}
};
drivers/power/supply/bq25890_charger.c
View filediff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c
index d333f2b..9d1ec8d 100644
--- a/drivers/power/supply/bq25890_charger.c
+++ b/drivers/power/supply/bq25890_charger.c
@@ -22,6 +22,7 @@
#define BQ25890_IRQ_PIN "bq25890_irq"
#define BQ25890_ID 3
+#define BQ25895_ID 7
#define BQ25896_ID 0
enum bq25890_fields {
@@ -171,7 +172,7 @@ static const struct reg_field bq25890_reg_fields[] = {
[F_WD] = REG_FIELD(0x07, 4, 5),
[F_TMR_EN] = REG_FIELD(0x07, 3, 3),
[F_CHG_TMR] = REG_FIELD(0x07, 1, 2),
- [F_JEITA_ISET] = REG_FIELD(0x07, 0, 0),
+ [F_JEITA_ISET] = REG_FIELD(0x07, 0, 0), // reserved on BQ25895
/* REG08 */
[F_BATCMP] = REG_FIELD(0x08, 5, 7),
[F_VCLAMP] = REG_FIELD(0x08, 2, 4),
@@ -180,7 +181,7 @@ static const struct reg_field bq25890_reg_fields[] = {
[F_FORCE_ICO] = REG_FIELD(0x09, 7, 7),
[F_TMR2X_EN] = REG_FIELD(0x09, 6, 6),
[F_BATFET_DIS] = REG_FIELD(0x09, 5, 5),
- [F_JEITA_VSET] = REG_FIELD(0x09, 4, 4),
+ [F_JEITA_VSET] = REG_FIELD(0x09, 4, 4), // reserved on BQ25895
[F_BATFET_DLY] = REG_FIELD(0x09, 3, 3),
[F_BATFET_RST_EN] = REG_FIELD(0x09, 2, 2),
[F_PUMPX_UP] = REG_FIELD(0x09, 1, 1),
@@ -188,7 +189,7 @@ static const struct reg_field bq25890_reg_fields[] = {
/* REG0A */
[F_BOOSTV] = REG_FIELD(0x0A, 4, 7),
/* PFM_OTG_DIS 3 on BQ25896 */
- [F_BOOSTI] = REG_FIELD(0x0A, 0, 2),
+ [F_BOOSTI] = REG_FIELD(0x0A, 0, 2), // reserved on BQ25895
/* REG0B */
[F_VBUS_STAT] = REG_FIELD(0x0B, 5, 7),
[F_CHG_STAT] = REG_FIELD(0x0B, 3, 4),
@@ -392,6 +393,8 @@ static int bq25890_power_supply_get_property(struct power_supply *psy,
case POWER_SUPPLY_PROP_MODEL_NAME:
if (bq->chip_id == BQ25890_ID)
val->strval = "BQ25890";
+ else if (bq->chip_id == BQ25895_ID)
+ val->strval = "BQ25895";
else if (bq->chip_id == BQ25896_ID)
val->strval = "BQ25896";
else
@@ -862,7 +865,8 @@ static int bq25890_probe(struct i2c_client *client,
return bq->chip_id;
}
- if ((bq->chip_id != BQ25890_ID) && (bq->chip_id != BQ25896_ID)) {
+ if ((bq->chip_id != BQ25890_ID) && (bq->chip_id != BQ25895_ID)
+ && (bq->chip_id != BQ25896_ID)) {
dev_err(dev, "Chip with ID=%d, not supported!\n", bq->chip_id);
return -ENODEV;
}
drivers/power/supply/cpcap-charger.c
View filediff --git a/drivers/power/supply/cpcap-charger.c b/drivers/power/supply/cpcap-charger.c
index cc546bc..74258c7 100644
--- a/drivers/power/supply/cpcap-charger.c
+++ b/drivers/power/supply/cpcap-charger.c
@@ -108,6 +108,9 @@
#define CPCAP_REG_CRM_ICHRG_1A596 CPCAP_REG_CRM_ICHRG(0xe)
#define CPCAP_REG_CRM_ICHRG_NO_LIMIT CPCAP_REG_CRM_ICHRG(0xf)
+/* CPCAP_REG_VUSBC register bits needed for VBUS */
+#define CPCAP_BIT_VBUS_SWITCH BIT(0) /* VBUS boost to 5V */
+
enum {
CPCAP_CHARGER_IIO_BATTDET,
CPCAP_CHARGER_IIO_VOLTAGE,
@@ -130,7 +133,8 @@ struct cpcap_charger_ddata {
struct power_supply *usb;
struct phy_companion comparator; /* For USB VBUS */
- bool vbus_enabled;
+ unsigned int vbus_enabled:1;
+ unsigned int feeding_vbus:1;
atomic_t active;
int status;
@@ -325,7 +329,6 @@ static bool cpcap_charger_vbus_valid(struct cpcap_charger_ddata *ddata)
}
/* VBUS control functions for the USB PHY companion */
-
static void cpcap_charger_vbus_work(struct work_struct *work)
{
struct cpcap_charger_ddata *ddata;
@@ -343,6 +346,7 @@ static void cpcap_charger_vbus_work(struct work_struct *work)
return;
}
+ ddata->feeding_vbus = true;
cpcap_charger_set_cable_path(ddata, false);
cpcap_charger_set_inductive_path(ddata, false);
@@ -350,12 +354,23 @@ static void cpcap_charger_vbus_work(struct work_struct *work)
if (error)
goto out_err;
+ error = regmap_update_bits(ddata->reg, CPCAP_REG_VUSBC,
+ CPCAP_BIT_VBUS_SWITCH,
+ CPCAP_BIT_VBUS_SWITCH);
+ if (error)
+ goto out_err;
+
error = regmap_update_bits(ddata->reg, CPCAP_REG_CRM,
CPCAP_REG_CRM_RVRSMODE,
CPCAP_REG_CRM_RVRSMODE);
if (error)
goto out_err;
} else {
+ error = regmap_update_bits(ddata->reg, CPCAP_REG_VUSBC,
+ CPCAP_BIT_VBUS_SWITCH, 0);
+ if (error)
+ goto out_err;
+
error = regmap_update_bits(ddata->reg, CPCAP_REG_CRM,
CPCAP_REG_CRM_RVRSMODE, 0);
if (error)
@@ -363,6 +378,7 @@ static void cpcap_charger_vbus_work(struct work_struct *work)
cpcap_charger_set_cable_path(ddata, true);
cpcap_charger_set_inductive_path(ddata, true);
+ ddata->feeding_vbus = false;
}
return;
@@ -431,7 +447,8 @@ static void cpcap_usb_detect(struct work_struct *work)
if (error)
return;
- if (cpcap_charger_vbus_valid(ddata) && s.chrgcurr1) {
+ if (!ddata->feeding_vbus && cpcap_charger_vbus_valid(ddata) &&
+ s.chrgcurr1) {
int max_current;
if (cpcap_charger_battery_found(ddata))
drivers/power/supply/isp1704_charger.c
View filediff --git a/drivers/power/supply/isp1704_charger.c b/drivers/power/supply/isp1704_charger.c
index b48cb7a..4812ac1 100644
--- a/drivers/power/supply/isp1704_charger.c
+++ b/drivers/power/supply/isp1704_charger.c
@@ -342,7 +342,7 @@ static inline int isp1704_test_ulpi(struct isp1704_charger *isp)
int vendor;
int product;
int i;
- int ret = -ENODEV;
+ int ret;
/* Test ULPI interface */
ret = isp1704_write(isp, ULPI_SCRATCH, 0xaa);
drivers/power/supply/max17042_battery.c
View filediff --git a/drivers/power/supply/max17042_battery.c b/drivers/power/supply/max17042_battery.c
index 64f3358..0dfad2c 100644
--- a/drivers/power/supply/max17042_battery.c
+++ b/drivers/power/supply/max17042_battery.c
@@ -511,7 +511,7 @@ static inline void max17042_override_por(struct regmap *map,
regmap_write(map, reg, value);
}
-static inline void max10742_unlock_model(struct max17042_chip *chip)
+static inline void max17042_unlock_model(struct max17042_chip *chip)
{
struct regmap *map = chip->regmap;
@@ -519,7 +519,7 @@ static inline void max10742_unlock_model(struct max17042_chip *chip)
regmap_write(map, MAX17042_MLOCKReg2, MODEL_UNLOCK2);
}
-static inline void max10742_lock_model(struct max17042_chip *chip)
+static inline void max17042_lock_model(struct max17042_chip *chip)
{
struct regmap *map = chip->regmap;
@@ -577,7 +577,7 @@ static int max17042_init_model(struct max17042_chip *chip)
if (!temp_data)
return -ENOMEM;
- max10742_unlock_model(chip);
+ max17042_unlock_model(chip);
max17042_write_model_data(chip, MAX17042_MODELChrTbl,
table_size);
max17042_read_model_data(chip, MAX17042_MODELChrTbl, temp_data,
@@ -589,7 +589,7 @@ static int max17042_init_model(struct max17042_chip *chip)
temp_data,
table_size);
- max10742_lock_model(chip);
+ max17042_lock_model(chip);
kfree(temp_data);
return ret;
drivers/power/supply/max77650-charger.c
View filediff --git a/drivers/power/supply/max77650-charger.c b/drivers/power/supply/max77650-charger.c
index e34714c..5f9477c 100644
--- a/drivers/power/supply/max77650-charger.c
+++ b/drivers/power/supply/max77650-charger.c
@@ -366,3 +366,4 @@ module_platform_driver(max77650_charger_driver);
MODULE_DESCRIPTION("MAXIM 77650/77651 charger driver");
MODULE_AUTHOR("Bartosz Golaszewski <[email protected]>");
MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:max77650-charger");
drivers/power/supply/power_supply_core.c
View filediff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c
index 82e8480..5c36c43 100644
--- a/drivers/power/supply/power_supply_core.c
+++ b/drivers/power/supply/power_supply_core.c
@@ -1051,14 +1051,14 @@ __power_supply_register(struct device *parent,
}
spin_lock_init(&psy->changed_lock);
- rc = device_init_wakeup(dev, ws);
- if (rc)
- goto wakeup_init_failed;
-
rc = device_add(dev);
if (rc)
goto device_add_failed;
+ rc = device_init_wakeup(dev, ws);
+ if (rc)
+ goto wakeup_init_failed;
+
rc = psy_register_thermal(psy);
if (rc)
goto register_thermal_failed;
@@ -1101,8 +1101,8 @@ register_cooler_failed:
psy_unregister_thermal(psy);
register_thermal_failed:
device_del(dev);
-device_add_failed:
wakeup_init_failed:
+device_add_failed:
check_supplies_failed:
dev_set_name_failed:
put_device(dev);
drivers/power/supply/power_supply_hwmon.c
View filediff --git a/drivers/power/supply/power_supply_hwmon.c b/drivers/power/supply/power_supply_hwmon.c
index 51fe604..75cf861 100644
--- a/drivers/power/supply/power_supply_hwmon.c
+++ b/drivers/power/supply/power_supply_hwmon.c
@@ -284,6 +284,7 @@ int power_supply_add_hwmon_sysfs(struct power_supply *psy)
struct device *dev = &psy->dev;
struct device *hwmon;
int ret, i;
+ const char *name;
if (!devres_open_group(dev, power_supply_add_hwmon_sysfs,
GFP_KERNEL))
@@ -334,7 +335,19 @@ int power_supply_add_hwmon_sysfs(struct power_supply *psy)
}
}
- hwmon = devm_hwmon_device_register_with_info(dev, psy->desc->name,
+ name = psy->desc->name;
+ if (strchr(name, '-')) {
+ char *new_name;
+
+ new_name = devm_kstrdup(dev, name, GFP_KERNEL);
+ if (!new_name) {
+ ret = -ENOMEM;
+ goto error;
+ }
+ strreplace(new_name, '-', '_');
+ name = new_name;
+ }
+ hwmon = devm_hwmon_device_register_with_info(dev, name,
psyhw,
&power_supply_hwmon_chip_info,
NULL);
drivers/power/supply/sbs-battery.c
View filediff --git a/drivers/power/supply/sbs-battery.c b/drivers/power/supply/sbs-battery.c
index 048d205..f8d74e9 100644
--- a/drivers/power/supply/sbs-battery.c
+++ b/drivers/power/supply/sbs-battery.c
@@ -314,17 +314,22 @@ static int sbs_get_battery_presence_and_health(
{
int ret;
- if (psp == POWER_SUPPLY_PROP_PRESENT) {
- /* Dummy command; if it succeeds, battery is present. */
- ret = sbs_read_word_data(client, sbs_data[REG_STATUS].addr);
- if (ret < 0)
- val->intval = 0; /* battery disconnected */
- else
- val->intval = 1; /* battery present */
- } else { /* POWER_SUPPLY_PROP_HEALTH */
+ /* Dummy command; if it succeeds, battery is present. */
+ ret = sbs_read_word_data(client, sbs_data[REG_STATUS].addr);
+
+ if (ret < 0) { /* battery not present*/
+ if (psp == POWER_SUPPLY_PROP_PRESENT) {
+ val->intval = 0;
+ return 0;
+ }
+ return ret;
+ }
+
+ if (psp == POWER_SUPPLY_PROP_PRESENT)
+ val->intval = 1; /* battery present */
+ else /* POWER_SUPPLY_PROP_HEALTH */
/* SBS spec doesn't have a general health command. */
val->intval = POWER_SUPPLY_HEALTH_UNKNOWN;
- }
return 0;
}
@@ -620,12 +625,14 @@ static int sbs_get_property(struct power_supply *psy,
switch (psp) {
case POWER_SUPPLY_PROP_PRESENT:
case POWER_SUPPLY_PROP_HEALTH:
- if (client->flags & SBS_FLAGS_TI_BQ20Z75)
+ if (chip->flags & SBS_FLAGS_TI_BQ20Z75)
ret = sbs_get_ti_battery_presence_and_health(client,
psp, val);
else
ret = sbs_get_battery_presence_and_health(client, psp,
val);
+
+ /* this can only be true if no gpio is used */
if (psp == POWER_SUPPLY_PROP_PRESENT)
return 0;
break;
drivers/power/supply/sc27xx_fuel_gauge.c
View filediff --git a/drivers/power/supply/sc27xx_fuel_gauge.c b/drivers/power/supply/sc27xx_fuel_gauge.c
index 24895cc..bc8f5bd 100644
--- a/drivers/power/supply/sc27xx_fuel_gauge.c
+++ b/drivers/power/supply/sc27xx_fuel_gauge.c
@@ -109,6 +109,9 @@ struct sc27xx_fgu_data {
};
static int sc27xx_fgu_cap_to_clbcnt(struct sc27xx_fgu_data *data, int capacity);
+static void sc27xx_fgu_capacity_calibration(struct sc27xx_fgu_data *data,
+ int cap, bool int_mode);
+static void sc27xx_fgu_adjust_cap(struct sc27xx_fgu_data *data, int cap);
static const char * const sc27xx_charger_supply_name[] = {
"sc2731_charger",
@@ -326,8 +329,6 @@ static int sc27xx_fgu_set_clbcnt(struct sc27xx_fgu_data *data, int clbcnt)
{
int ret;
- clbcnt *= SC27XX_FGU_SAMPLE_HZ;
-
ret = regmap_update_bits(data->regmap,
data->base + SC27XX_FGU_CLBCNT_SETL,
SC27XX_FGU_CLBCNT_MASK, clbcnt);
@@ -362,7 +363,6 @@ static int sc27xx_fgu_get_clbcnt(struct sc27xx_fgu_data *data, int *clb_cnt)
*clb_cnt = ccl & SC27XX_FGU_CLBCNT_MASK;
*clb_cnt |= (cch & SC27XX_FGU_CLBCNT_MASK) << SC27XX_FGU_CLBCNT_SHIFT;
- *clb_cnt /= SC27XX_FGU_SAMPLE_HZ;
return 0;
}
@@ -380,10 +380,10 @@ static int sc27xx_fgu_get_capacity(struct sc27xx_fgu_data *data, int *cap)
/*
* Convert coulomb counter to delta capacity (mAh), and set multiplier
- * as 100 to improve the precision.
+ * as 10 to improve the precision.
*/
- temp = DIV_ROUND_CLOSEST(delta_clbcnt, 360);
- temp = sc27xx_fgu_adc_to_current(data, temp);
+ temp = DIV_ROUND_CLOSEST(delta_clbcnt * 10, 36 * SC27XX_FGU_SAMPLE_HZ);
+ temp = sc27xx_fgu_adc_to_current(data, temp / 1000);
/*
* Convert to capacity percent of the battery total capacity,
@@ -392,6 +392,9 @@ static int sc27xx_fgu_get_capacity(struct sc27xx_fgu_data *data, int *cap)
delta_cap = DIV_ROUND_CLOSEST(temp * 100, data->total_cap);
*cap = delta_cap + data->init_cap;
+ /* Calibrate the battery capacity in a normal range. */
+ sc27xx_fgu_capacity_calibration(data, *cap, false);
+
return 0;
}
@@ -587,6 +590,10 @@ static int sc27xx_fgu_get_property(struct power_supply *psy,
val->intval = value * 1000;
break;
+ case POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN:
+ val->intval = data->total_cap * 1000;
+ break;
+
default:
ret = -EINVAL;
break;
@@ -604,17 +611,25 @@ static int sc27xx_fgu_set_property(struct power_supply *psy,
struct sc27xx_fgu_data *data = power_supply_get_drvdata(psy);
int ret;
- if (psp != POWER_SUPPLY_PROP_CAPACITY)
- return -EINVAL;
-
mutex_lock(&data->lock);
- ret = sc27xx_fgu_save_last_cap(data, val->intval);
+ switch (psp) {
+ case POWER_SUPPLY_PROP_CAPACITY:
+ ret = sc27xx_fgu_save_last_cap(data, val->intval);
+ if (ret < 0)
+ dev_err(data->dev, "failed to save battery capacity\n");
+ break;
- mutex_unlock(&data->lock);
+ case POWER_SUPPLY_PROP_CALIBRATE:
+ sc27xx_fgu_adjust_cap(data, val->intval);
+ ret = 0;
+ break;
- if (ret < 0)
- dev_err(data->dev, "failed to save battery capacity\n");
+ default:
+ ret = -EINVAL;
+ }
+
+ mutex_unlock(&data->lock);
return ret;
}
@@ -629,7 +644,8 @@ static void sc27xx_fgu_external_power_changed(struct power_supply *psy)
static int sc27xx_fgu_property_is_writeable(struct power_supply *psy,
enum power_supply_property psp)
{
- return psp == POWER_SUPPLY_PROP_CAPACITY;
+ return psp == POWER_SUPPLY_PROP_CAPACITY ||
+ psp == POWER_SUPPLY_PROP_CALIBRATE;
}
static enum power_supply_property sc27xx_fgu_props[] = {
@@ -644,6 +660,8 @@ static enum power_supply_property sc27xx_fgu_props[] = {
POWER_SUPPLY_PROP_CURRENT_NOW,
POWER_SUPPLY_PROP_CURRENT_AVG,
POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE,
+ POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN,
+ POWER_SUPPLY_PROP_CALIBRATE,
};
static const struct power_supply_desc sc27xx_fgu_desc = {
@@ -659,50 +677,62 @@ static const struct power_supply_desc sc27xx_fgu_desc = {
static void sc27xx_fgu_adjust_cap(struct sc27xx_fgu_data *data, int cap)
{
+ int ret;
+
data->init_cap = cap;
- data->init_clbcnt = sc27xx_fgu_cap_to_clbcnt(data, data->init_cap);
+ ret = sc27xx_fgu_get_clbcnt(data, &data->init_clbcnt);
+ if (ret)
+ dev_err(data->dev, "failed to get init coulomb counter\n");
}
-static irqreturn_t sc27xx_fgu_interrupt(int irq, void *dev_id)
+static void sc27xx_fgu_capacity_calibration(struct sc27xx_fgu_data *data,
+ int cap, bool int_mode)
{
- struct sc27xx_fgu_data *data = dev_id;
- int ret, cap, ocv, adc;
- u32 status;
+ int ret, ocv, chg_sts, adc;
- mutex_lock(&data->lock);
-
- ret = regmap_read(data->regmap, data->base + SC27XX_FGU_INT_STS,
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