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/linux/include/linux/
H A Dpower_supply.h1 /* SPDX-License-Identifier: GPL-2.0-only */
191 POWER_SUPPLY_TYPE_USB_DCP, /* Dedicated Charging Port */
192 POWER_SUPPLY_TYPE_USB_CDP, /* Charging Downstream Port */
197 POWER_SUPPLY_TYPE_APPLE_BRICK_ID, /* Apple Charging Method */
204 POWER_SUPPLY_USB_TYPE_DCP, /* Dedicated Charging Port */
205 POWER_SUPPLY_USB_TYPE_CDP, /* Charging Downstream Port */
211 POWER_SUPPLY_USB_TYPE_APPLE_BRICK_ID, /* Apple Charging Method */
233 /* Run-time specific power supply configuration */
389 * struct power_supply_maintenance_charge_table - setting for maintenace charging
390 * @charge_current_max_ua: maintenance charging current that is used to keep
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/linux/Documentation/ABI/testing/
H A Dsysfs-class-power5 Contact: linux-pm@vger.kernel.org
14 Contact: linux-pm@vger.kernel.org
23 Contact: linux-pm@vger.kernel.org
32 Contact: linux-pm@vger.kernel.org
43 Contact: linux-pm@vger.kernel.org
47 Reports an average IBAT current reading for the battery, over
54 Reports an average IBUS current reading over a fixed period.
61 used for discharging batteries, positive values for charging
62 batteries and for USB IBUS current.
66 Contact: linux-pm@vger.kernel.org
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/linux/Documentation/devicetree/bindings/power/supply/
H A Dsummit,smb347-charger.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/supply/summit,smb347-charger.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - David Heidelberg <david@ixit.cz>
11 - Dmitry Osipenko <digetx@gmail.com>
16 - summit,smb345
17 - summit,smb347
18 - summit,smb358
26 monitored-battery: true
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H A Drohm,bd99954.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
11 - Markus Laine <markus.laine@fi.rohmeurope.com>
12 - Mikko Mutanen <mikko.mutanen@fi.rohmeurope.com>
15 The ROHM BD99954 is a Battery Management LSI for 1-4 cell Lithium-Ion
16 secondary battery intended to be used in space-constraint equipment such
18 provides a Dual-source Battery Charger, two port BC1.2 detection and a
21 $ref: power-supply.yaml#
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H A Dti,lp8727.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
13 - $ref: power-supply.yaml#
25 debounce-ms:
32 description: USB/AC charging parameters
34 charger-type:
36 - ac
37 - usb
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H A Dqcom,pm8941-charger.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/qcom,pm8941-charger.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Switch-Mode Battery Charger and Boost
10 - Sebastian Reichel <sre@kernel.org>
15 - qcom,pm8226-charger
16 - qcom,pm8941-charger
23 - description: charge done
24 - description: charge fast mode
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H A Dbq25890.yaml1 # SPDX-License-Identifier: GPL-2.0
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Bq25890, bq25892, bq25895 and bq25896 Li-Ion Charger
11 - Sebastian Reichel <sre@kernel.org>
14 - $ref: power-supply.yaml#
19 - enum:
20 - ti,bq25890
21 - items:
22 - enum:
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H A Dcharger-manager.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/charger-manager.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
18 const: charger-manager
20 cm-chargers:
22 $ref: /schemas/types.yaml#/definitions/string-array
24 cm-num-chargers:
28 cm-fuel-gauge:
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H A Dbq24735.yaml1 # SPDX-License-Identifier: GPL-2.0
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: TI BQ24735 Li-Ion Battery Charger
11 - Sebastian Reichel <sre@kernel.org>
14 - $ref: power-supply.yaml#
27 ti,ac-detect-gpios:
35 ti,charge-current:
38 Used to control and set the charging current.
43 ti,charge-voltage:
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H A Dqcom,pm8916-lbc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/supply/qcom,pm8916-lbc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Nikita Travkin <nikita@trvn.ru>
17 - $ref: power-supply.yaml#
21 const: qcom,pm8916-lbc
25 - description: Charger
26 - description: Battery
27 - description: USB
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H A Dtps65090-charger.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/tps65090-charger.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
13 - $ref: power-supply.yaml#
17 const: ti,tps65090-charger
19 ti,enable-low-current-chrg:
22 Enables charging when a low current is detected while the default logic is to stop charging.
25 - compatible
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H A Dbq2415x.yaml1 # SPDX-License-Identifier: GPL-2.0
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: TI bq2415x Li-Ion Charger
11 - Sebastian Reichel <sre@kernel.org>
14 - $ref: power-supply.yaml#
19 - ti,bq24150
20 - ti,bq24150a
21 - ti,bq24151
22 - ti,bq24151a
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H A Dmaxim,max77693.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
21 const: maxim,max77693-charger
23 maxim,constant-microvolt:
26 charge constant current mode till battery voltage reaches this level.
30 Valid values: 3650000 - 4400000, step by 25000 (rounded down)
35 maxim,min-system-microvolt:
42 maxim,thermal-regulation-celsius:
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H A Dqcom,pm8941-coincell.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/qcom,pm8941-coincell.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 The hardware block controls charging for a coincell or capacitor that is
15 - Sebastian Reichel <sre@kernel.org>
20 - items:
21 - enum:
22 - qcom,pm8998-coincell
23 - const: qcom,pm8941-coincell
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H A Dbq24257.yaml1 # SPDX-License-Identifier: GPL-2.0
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Bq24250, bq24251 and bq24257 Li-Ion Charger
11 - Sebastian Reichel <sre@kernel.org>
14 - $ref: power-supply.yaml#
19 - ti,bq24250
20 - ti,bq24251
21 - ti,bq24257
29 ti,battery-regulation-voltage:
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/linux/include/linux/power/
H A Dcharger-manager.h1 /* SPDX-License-Identifier: GPL-2.0-only */
8 * monitor charging even in the context of suspend-to-RAM with
62 /* The charger-manager use Extcon framework */
72 * Set min/max current of regulator to protect over-current issue
86 * Set if the charger-manager cannot control charger,
90 * and set current limit according to constraint data of
101 /* The name of regulator for charging */
109 * Store constraint information related to current limit,
110 * each cable have different condition for charging.
126 * @psy_name: the name of power-supply-class for charger manager
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/linux/Documentation/devicetree/bindings/rtc/
H A Drtc-palmas.txt4 - compatible:
5 - "ti,palmas-rtc" for palma series of the RTC controller
6 - interrupts: Interrupt number of RTC submodule on device.
10 - ti,backup-battery-chargeable: The Palmas series device like TPS65913 or
13 can be chargeable or non-chargeable. This flag will tells whether
14 battery is chargeable or not. If charging battery then driver can
15 enable the charging.
16 - ti,backup-battery-charge-high-current: Enable high current charging in
17 backup battery. Device supports the < 100uA and > 100uA charging.
18 The high current will be > 100uA. Absence of this property will
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/linux/include/linux/mfd/wm831x/
H A Dpdata.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * include/linux/mfd/wm831x/pdata.h -- Platform data for WM831x
18 int max_uA; /** Maximum current to allow */
23 int no_constant_voltage; /** Disable constant voltage charging */
25 int ilim; /** Current limit in microamps */
29 int enable; /** Enable charging */
30 int fast_enable; /** Enable fast charging */
31 int off_mask; /** Mask OFF while charging */
32 int trickle_ilim; /** Trickle charge current limit, in mA */
34 int eoc_iterm; /** End of trickle charge current, in mA */
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/linux/Documentation/power/
H A Dpower_supply_class.rst8 properties to user-space.
25 typically expected feedback of battery charging/fully charged status and
60 +--------------------------------------------------------------------------+
61 | **Charge/Energy/Capacity - how to not confuse** |
62 +--------------------------------------------------------------------------+
66 | - `CHARGE_*` |
68 | - `ENERGY_*` |
70 | - `CAPACITY` |
72 +--------------------------------------------------------------------------+
83 this attribute represents operating status (charging, full,
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/linux/drivers/power/supply/
H A Dab8500-bm.h1 /* SPDX-License-Identifier: GPL-2.0-only */
124 /* Main charge i/p current */
233 /* BatCtrl Current Source Constants */
267 * struct ab8500_fg_parameters - Fuel gauge algorithm parameters, in seconds
274 * @high_curr_time: Time current has to be high to go to recovery
275 * @accu_charging: FG accumulation time while charging
276 * @accu_high_curr_ua: FG accumulation time in high current mode
277 * @high_curr_threshold_ua: High current threshold, in uA
317 * struct ab8500_charger_maximization - struct used by the board config.
319 * @maxi_chg_curr_ua: Maximum charger current allowed in microampere
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H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
25 power supply device (current, voltage, temperature) to be
104 tristate "Active-semi ACT8945A charger driver"
108 Active-semi ActivePath ACT8945A charger.
120 called chagall-battery.
164 as the one who is responsible for charging/discharging/monitoring
170 tristate "DS2782/DS2786 standalone gas-gauge"
174 gas-gauge.
181 E Go, which is a sc8280xp-based 2-in-1 tablet.
184 called huawei-gaokun-battery.
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H A Daxp288_charger.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * axp288_charger.c - X-power AXP288 PMIC Charger driver
5 * Copyright (C) 2016-2017 Hans de Goede <hdegoede@redhat.com>
134 /* SDP/CDP/DCP USB charging cable notifications */
160 else if (cc > info->max_cc) in axp288_charger_set_cc()
161 cc = info->max_cc; in axp288_charger_set_cc()
163 reg_val = (cc - CHRG_CCCV_CC_OFFSET) / CHRG_CCCV_CC_LSB_RES; in axp288_charger_set_cc()
167 ret = regmap_update_bits(info->regmap, in axp288_charger_set_cc()
171 info->cc = cc; in axp288_charger_set_cc()
197 ret = regmap_update_bits(info->regmap, in axp288_charger_set_cv()
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/linux/include/linux/platform_data/
H A Dlp8727.h1 /* SPDX-License-Identifier: GPL-2.0-only */
38 * @ichg : charging current
47 * @get_batt_present : check battery status - exists or not
51 * @ac : charging parameters for AC type charger
52 * @usb : charging parameters for USB type charger
/linux/Documentation/hwmon/
H A Dtwl4030-madc-hwmon.rst1 Kernel driver twl4030-madc
8 Prefix: 'twl4030-madc'
12 J Keerthy <j-keerthy@ti.com>
15 -----------
18 other things it contains a 10-bit A/D converter MADC. The converter has 16
37 10 BCI: Battery charger current (ICHG)
48 degree Celsius. The Battery charging current channel represents
49 battery charging current in mA.
/linux/include/linux/mfd/
H A Dmax8925.h1 /* SPDX-License-Identifier: GPL-2.0-only */
45 * Charging current threshold trigger going from fast charge
46 * to TOPOFF charge. From 5% to 20% of fasting charging current.
55 /* Fast charging current */
207 int lxw_scl; /* 0/1 -- 0.8Ohm/0.4Ohm */
209 int dual_string; /* 0/1 -- single/dual string */
220 unsigned fast_charge:3; /* charge current */

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