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/linux/drivers/acpi/
H A Dsbs.c88 struct acpi_battery battery[MAX_SBS_BAT]; member
98 static int acpi_battery_get_state(struct acpi_battery *battery);
108 static inline int acpi_battery_vscale(struct acpi_battery *battery) in acpi_battery_vscale() argument
110 return battery_scale((battery->spec & 0x0f00) >> 8); in acpi_battery_vscale()
113 static inline int acpi_battery_ipscale(struct acpi_battery *battery) in acpi_battery_ipscale() argument
115 return battery_scale((battery->spec & 0xf000) >> 12); in acpi_battery_ipscale()
118 static inline int acpi_battery_mode(struct acpi_battery *battery) in acpi_battery_mode() argument
120 return (battery->mode & 0x8000); in acpi_battery_mode()
123 static inline int acpi_battery_scale(struct acpi_battery *battery) in acpi_battery_scale() argument
125 return (acpi_battery_mode(battery) ? 10 : 1) * in acpi_battery_scale()
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/linux/Documentation/devicetree/bindings/rtc/
H A Drtc-palmas.txt10 - ti,backup-battery-chargeable: The Palmas series device like TPS65913 or
11 TPS80036 supports the backup battery for powering the RTC when main
12 battery is removed or in very low power state. The backup battery
14 battery is chargeable or not. If charging battery then driver can
16 - ti,backup-battery-charge-high-current: Enable high current charging in
17 backup battery. Device supports the < 100uA and > 100uA charging.
19 charge battery to lower current i.e. < 100uA.
28 ti,backup-battery-chargeable;
29 ti,backup-battery-charge-high-current;
/linux/Documentation/hwmon/
H A Dda9052.rst27 Channel 1 ICH - internal battery charger current measurement
28 Channel 2 TBAT - output from the battery NTC
29 Channel 3 VBAT - measurement of the battery voltage
36 Channel 9 VBBAT - measurement of the backup battery voltage
39 By using sysfs attributes we can measure the system voltage VDDOUT, the battery
40 charging current ICH, battery temperature TBAT, battery junction temperature
41 TJUNC, battery voltage VBAT and the back up battery voltage VBBAT.
48 The battery voltage is calculated as:
52 The backup battery voltage is calculated as:
63 Temperatures are sampled by a 10 bit ADC. Junction and battery temperatures
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/linux/Documentation/ABI/obsolete/
H A Dsysfs-driver-samsung-laptop5 Description: Max battery charge level can be modified, battery cycle
6 life can be extended by reducing the max battery charge
9 - 0 means normal battery mode (100% charge)
10 - 1 means battery life extender mode (80% charge)
/linux/arch/arm64/boot/dts/qcom/
H A Dsdm845-oneplus-enchilada.dts16 battery: battery { label
17 compatible = "simple-battery";
34 monitored-battery = <&battery>;
68 monitored-battery = <&battery>;
H A Dmsm8916-lg-m216.dts25 battery: battery { label
26 compatible = "simple-battery";
126 monitored-battery = <&battery>;
136 monitored-battery = <&battery>;
H A Dmsm8916-wingtech-wt865x8.dtsi39 battery: battery { label
40 compatible = "simple-battery";
107 monitored-battery = <&battery>;
/linux/Documentation/wmi/devices/
H A Ddell-wmi-ddv.rst11 retrieving various system data like battery temperature, ePPID, diagnostic data
80 with the first 8 bit being used to specify the battery when using battery-related
92 The data format of many battery-related methods seems to be based on the
93 `Smart Battery Data Specification`, so unknown battery-related methods are
99 Returns the design capacity of the battery in mAh as an u16.
104 Returns the full charge capacity of the battery in mAh as an u16.
109 Returns the manufacture name of the battery as an ASCII string.
114 Returns the manufacture date of the battery as an u16.
124 Returns the serial number of the battery as an u16.
129 Returns the chemistry of the battery as an ASCII string.
[all …]
/linux/arch/sh/boards/mach-hp6xx/
H A Dhp6xx_apm.c32 int battery, backup, charging, percentage; in hp6x0_apm_get_power_status() local
35 battery = adc_single(ADC_CHANNEL_BATTERY); in hp6x0_apm_get_power_status()
39 percentage = 100 * (battery - HP680_BATTERY_MIN) / in hp6x0_apm_get_power_status()
49 info->time = (2 * battery); in hp6x0_apm_get_power_status()
51 info->ac_line_status = (battery > HP680_BATTERY_AC_ON) ? in hp6x0_apm_get_power_status()
/linux/arch/arm64/boot/dts/rockchip/
H A Drk3326-odroid-go2.dts40 battery: battery { label
41 compatible = "simple-battery";
67 monitored-battery = <&battery>;
H A Drk3326-odroid-go2-v11.dts44 battery: battery { label
45 compatible = "simple-battery";
106 monitored-battery = <&battery>;
H A Drk3326-odroid-go3.dts78 battery: battery { label
79 compatible = "simple-battery";
153 monitored-battery = <&battery>;
/linux/arch/arm/boot/dts/st/
H A Dste-ab8505.dtsi13 <&gpadc 0x08>, /* Main battery voltage */
16 <&gpadc 0x0c>, /* Backup battery voltage */
115 monitored-battery = <&battery>;
132 monitored-battery = <&battery>;
169 monitored-battery = <&battery>;
179 monitored-battery = <&battery>;
H A Dste-ab8500.dtsi14 <&gpadc 0x08>, /* Main battery voltage */
18 <&gpadc 0x0c>, /* Backup battery voltage */
143 monitored-battery = <&battery>;
160 monitored-battery = <&battery>;
197 monitored-battery = <&battery>;
211 monitored-battery = <&battery>;
/linux/Documentation/ABI/testing/
H A Dsysfs-class-power-gaokun1 What: /sys/class/power_supply/gaokun-ec-battery/smart_charge_delay
9 for delay hours, battery charging will follow the rules of
18 What: /sys/class/power_supply/gaokun-ec-battery/battery_adaptive_charge
23 This entry allows enabling battery adaptive charging.
H A Dsysfs-class-power-ltc4162l23 means that the battery is discharging.
53 To save battery current, the measurement system is disabled if
54 the battery is the only source of power. This affects all
57 seconds, even when running on battery (as reported by the online
59 when the system runs on battery).
69 The charger will normally drain the battery while inactive,
H A Dsysfs-class-power-wilco8 Fully charges battery at a standard rate.
11 typical battery usage pattern.
15 Extends battery lifespan, intended for users who
23 Customized charge rate for last longer battery life.
H A Dsysfs-platform-dptf21 (RO) Maximum platform power that can be supported by the battery
45 (RO) The maximum sustained power for battery in milliwatts.
66 (RO) The maximum platform power that can be supported by the battery in milli watts.
73 (RO) The maximum sustained power for battery in milli watts.
80 (RO) The high frequency impedance value that can be obtained from battery
88 (RO) The no-load voltage that can be obtained from battery fuel gauge in
96 (RO) The battery discharge current capability obtained from battery fuel gauge in
H A Dsysfs-class-power-twl403010 power source and battery status.
19 be taken that battery is not over-charged.
31 power source and battery status.
/linux/drivers/hid/
H A Dhid-kysona.c25 struct power_supply *battery; member
188 drv_data->battery = devm_power_supply_register(&hdev->dev, in kysona_battery_probe()
190 if (IS_ERR(drv_data->battery)) { in kysona_battery_probe()
191 ret = PTR_ERR(drv_data->battery); in kysona_battery_probe()
192 drv_data->battery = NULL; in kysona_battery_probe()
197 power_supply_powers(drv_data->battery, &hdev->dev); in kysona_battery_probe()
266 if (drv_data->battery) in kysona_remove()
/linux/drivers/power/supply/
H A Dpm8916_bms_vm.c48 struct power_supply *battery; member
134 power_supply_changed(bat->battery); in pm8916_bms_vm_fifo_update_done_irq()
205 bat->battery = devm_power_supply_register(dev, &pm8916_bms_vm_battery_psy_desc, &psy_cfg); in pm8916_bms_vm_battery_probe()
206 if (IS_ERR(bat->battery)) in pm8916_bms_vm_battery_probe()
207 return dev_err_probe(dev, PTR_ERR(bat->battery), "Unable to register battery\n"); in pm8916_bms_vm_battery_probe()
209 ret = power_supply_get_battery_info(bat->battery, &bat->info); in pm8916_bms_vm_battery_probe()
H A Dda9150-charger.c28 struct power_supply *battery; member
366 power_supply_changed(charger->battery); in da9150_charger_chg_irq()
389 power_supply_changed(charger->battery); in da9150_charger_vfault_irq()
405 charger->supply_online = charger->battery; in da9150_charger_vbus_irq()
418 power_supply_changed(charger->battery); in da9150_charger_vbus_irq()
437 power_supply_changed(charger->battery); in da9150_charger_otg_work()
545 charger->battery = devm_power_supply_register(dev, &battery_desc, NULL); in da9150_charger_probe()
546 if (IS_ERR(charger->battery)) in da9150_charger_probe()
547 return PTR_ERR(charger->battery); in da9150_charger_probe()
555 charger->supply_online = charger->battery; in da9150_charger_probe()
H A Dcros_charge-control.c220 static int cros_chctl_add_battery(struct power_supply *battery, struct acpi_battery_hook *hook) in cros_chctl_add_battery() argument
227 priv->hooked_battery = battery; in cros_chctl_add_battery()
228 return power_supply_register_extension(battery, priv->psy_ext, priv->dev, priv); in cros_chctl_add_battery()
231 static int cros_chctl_remove_battery(struct power_supply *battery, struct acpi_battery_hook *hook) in cros_chctl_remove_battery() argument
235 if (priv->hooked_battery == battery) { in cros_chctl_remove_battery()
236 power_supply_unregister_extension(battery, priv->psy_ext); in cros_chctl_remove_battery()
H A Dmax8998_charger.c19 struct power_supply *battery; member
176 max8998->battery = devm_power_supply_register(max8998->dev, in max8998_battery_probe()
179 if (IS_ERR(max8998->battery)) { in max8998_battery_probe()
180 ret = PTR_ERR(max8998->battery); in max8998_battery_probe()
/linux/Documentation/devicetree/bindings/sound/
H A Dcs35l32.txt39 - cirrus,battery-recovery : Low battery nominal recovery threshold, rising VP.
45 - cirrus,battery-threshold : Low battery nominal threshold, falling VP.

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