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/Linux-v6.1/Documentation/devicetree/bindings/power/supply/
Dbattery.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
14 In smart batteries, these are typically stored in non-volatile memory
16 no appropriate non-volatile memory, or it is unprogrammed/incorrect.
27 Batteries must be referenced by chargers and/or fuel-gauges using a phandle.
28 The phandle's property should be named "monitored-battery".
32 const: simple-battery
34 device-chemistry:
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Dsamsung,battery.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Linus Walleij <linus.walleij@linaro.org>
14 of lithium ion chemistry devices used for mobile phones, laptops and other
24 - const: samsung,eb-l1m7flu
25 description: 3.8V 1500 mAh battery used in Samsung GT-I8190
26 - const: samsung,eb425161la
27 description: 3.8V 1500 mAh battery used in Samsung SGH-T599 and SGH-I407
28 - const: samsung,eb425161lu
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Dltc4162-l.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/power/supply/ltc4162-l.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Linear Technology (Analog Devices) LTC4162-L Charger
11 - Mike Looijmans <mike.looijmans@topic.nl>
14 The LTC ® 4162-L is an advanced monolithic synchronous step-down switching
17 panels, etc., and a rechargeable Lithium-Ion/Polymer battery.
20 https://www.analog.com/en/products/ltc4162-s.html
25 - lltc,ltc4162-l
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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 <matti.vaittinen@fi.rohmeurope.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
32 # a) Trickle-charge with constant current (8).
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/Linux-v6.1/drivers/power/supply/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
113 tristate "Active-semi ACT8945A charger driver"
117 Active-semi ActivePath ACT8945A charger.
167 tristate "DS2782/DS2786 standalone gas-gauge"
171 gas-gauge.
199 tristate "Sharp SL-6000 (tosa) battery"
203 SL-6000 (tosa) models.
206 tristate "Sharp SL-5500 (collie) battery"
210 SL-5500 (collie) models.
221 called ingenic-battery.
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Dpower_supply_core.c1 // SPDX-License-Identifier: GPL-2.0-only
24 #include <linux/fixp-arith.h>
26 #include "samsung-sdi-battery.h"
44 if (!supply->supplied_from && !supplier->supplied_to) in __power_supply_is_supplied_by()
48 if (supply->supplied_from) { in __power_supply_is_supplied_by()
49 if (!supplier->desc->name) in __power_supply_is_supplied_by()
51 for (i = 0; i < supply->num_supplies; i++) in __power_supply_is_supplied_by()
52 if (!strcmp(supplier->desc->name, supply->supplied_from[i])) in __power_supply_is_supplied_by()
55 if (!supply->desc->name) in __power_supply_is_supplied_by()
57 for (i = 0; i < supplier->num_supplicants; i++) in __power_supply_is_supplied_by()
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Dqcom_smbb.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * This driver is for the multi-block Switch-Mode Battery Charger and Boost
6 * integrated, single-cell lithium-ion battery charger.
8 * Sub-components:
9 * - Charger core
10 * - Buck
11 * - DC charge-path
12 * - USB charge-path
13 * - Battery interface
14 * - Boost (not implemented)
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Dmax17040_battery.c1 // SPDX-License-Identifier: GPL-2.0
4 // fuel-gauge systems for lithium-ion (Li+) batteries
158 return regmap_write(chip->regmap, MAX17040_CMD, chip->data.reset_val); in max17040_reset()
163 level = 32 - level * (chip->quirk_double_soc ? 2 : 1); in max17040_set_low_soc_alert()
164 return regmap_update_bits(chip->regmap, MAX17040_CONFIG, in max17040_set_low_soc_alert()
170 return regmap_update_bits(chip->regmap, MAX17040_CONFIG, in max17040_set_soc_alert()
176 u16 mask = chip->data.rcomp_bytes == 2 ? in max17040_set_rcomp()
179 return regmap_update_bits(chip->regmap, MAX17040_CONFIG, mask, rcomp); in max17040_set_rcomp()
184 struct chip_data *d = &chip->data; in max17040_raw_vcell_to_uvolts()
186 return (vcell >> d->vcell_shift) * d->vcell_mul / d->vcell_div; in max17040_raw_vcell_to_uvolts()
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/Linux-v6.1/Documentation/devicetree/bindings/iio/adc/
Dadi,ad7280a.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Analog Devices AD7280a Lithium Ion Battery Monitoring System
10 - Michael Hennerich <michael.hennerich@analog.com>
11 - Jonathan Cameron <jic23@kernel.org>
18 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7280A.pdf
31 adi,voltage-alert-last-chan:
40 adi,acquisition-time-ns:
47 adi,thermistor-termination:
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/Linux-v6.1/arch/arm/boot/dts/
Dste-href.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright 2012 ST-Ericsson AB
6 #include <dt-bindings/interrupt-controller/irq.h>
7 #include <dt-bindings/leds/common.h>
8 #include "ste-href-family-pinctrl.dtsi"
17 compatible = "simple-battery";
18 battery-type = "lithium-ion-polymer";
21 thermal-zones {
22 battery-thermal {
24 polling-delay = <0>;
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Dste-snowball.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright 2011 ST-Ericsson AB
6 /dts-v1/;
7 #include "ste-db9500.dtsi"
8 #include "ste-href-ab8500.dtsi"
9 #include "ste-href-family-pinctrl.dtsi"
13 compatible = "calaosystems,snowball-a9500", "st-ericsson,u9500";
21 compatible = "simple-battery";
22 battery-type = "lithium-ion-polymer";
25 thermal-zones {
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Dexynos4412-p4note.dtsi1 // SPDX-License-Identifier: GPL-2.0
4 * Based on exynos4412-midas.dtsi.
10 /dts-v1/;
12 #include "exynos4412-ppmu-common.dtsi"
14 #include <dt-bindings/clock/maxim,max77686.h>
15 #include <dt-bindings/gpio/gpio.h>
16 #include <dt-bindings/input/linux-event-codes.h>
17 #include <dt-bindings/interrupt-controller/irq.h>
18 #include <dt-bindings/power/summit,smb347-charger.h>
19 #include "exynos-pinctrl.h"
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/Linux-v6.1/include/linux/
Dpower_supply.h1 /* SPDX-License-Identifier: GPL-2.0-only */
226 /* Run-time specific power supply configuration */
358 * struct power_supply_maintenance_charge_table - setting for maintenace charging
391 * +-------------------------------------------------------------------> t
393 * Practically this means that the Li-ions are wandering back and forth in the
404 * +-------------------------------------------------------------------> t
415 * As an example, a Samsung EB425161LA Lithium-Ion battery is CC/CV charged
430 * the expected stand-by current. Also overvoltage protection will be applied
442 * struct power_supply_battery_info - information about batteries
569 * for example 10 for +/- 10%, if the bti_resistance is set to 7000 and the
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/Linux-v6.1/drivers/iio/adc/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
10 bool "ST-Ericsson AB8500 GPADC driver"
29 Say yes here to build support for Analog Devices AD7091R-5 ADC.
32 tristate "Analog Devices AD7124 and similar sigma-delta ADCs driver"
36 Say yes here to build support for Analog Devices AD7124-4 and AD7124-8
68 tristate "Analog Devices AD7280A Lithium Ion Battery Monitoring System"
73 Lithium Ion Battery Monitoring System.
111 tristate "Analog Devices AD7476 1-channel ADCs driver and other similar devices from AD and TI"
137 ad7605-4, ad7606, ad7606-6, ad7606-4 analog to digital converters (ADC).
148 ad7605-4, ad7606, ad7606-6, ad7606-4 analog to digital converters (ADC).
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Dad7280a.c1 // SPDX-License-Identifier: GPL-2.0
3 * AD7280A Lithium Ion Battery Monitoring System
128 #define AD7280A_NUM_CH (AD7280A_AUX_ADC_6_REG - \
134 (c) - AD7280A_CELLS_PER_DEV)
142 /* 5-bit device address is sent LSB first */
202 unsigned char crc = ad7280_calc_crc8(st->crc_tab, val >> 10); in ad7280_check_crc()
205 return -EIO; in ad7280_check_crc()
220 if (st->readback_delay_us < 50) in ad7280_delay()
221 udelay(st->readback_delay_us); in ad7280_delay()
230 .tx_buf = &st->tx, in __ad7280_read32()
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/Linux-v6.1/drivers/mfd/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
44 tristate "Active-semi ACT8945A"
49 Support for the ACT8945A PMIC from Active-semi. This device
50 features three step-down DC/DC converters and four low-dropout
66 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
69 called sun4i-gpadc.
88 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
119 over at91-usart-serial driver and usart-spi-driver. Only one function
135 tristate "Atmel HLCDC (High-end LCD Controller)"
172 tristate "X-Powers AC100"
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Dtps65010.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * tps65010 - driver for tps6501x power management chips
6 * Copyright (C) 2004-2005 David Brownell
27 /*-------------------------------------------------------------------------*/
37 /*-------------------------------------------------------------------------*/
40 * voltage regulators, lithium ion/polymer battery charging, GPIOs, LEDs,
47 * battery-insert != device-on.
84 /*-------------------------------------------------------------------------*/
184 struct tps65010 *tps = s->private; in dbg_show()
190 switch (tps->model) { in dbg_show()
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/Linux-v6.1/drivers/platform/x86/
Dx86-android-tablets.c1 // SPDX-License-Identifier: GPL-2.0+
38 #include "../../gpio/gpiolib-acpi.h"
42 * (either IOAPIC index, or GPIO chip name + pin-number).
62 return gc->label && !strcmp(gc->label, data); in gpiochip_find_match_label()
73 return -ENODEV; in x86_android_tablet_get_gpiod()
97 switch (data->type) { in x86_acpi_irq_helper_get()
104 acpi_unregister_gsi(data->index); in x86_acpi_irq_helper_get()
105 irq = acpi_register_gsi(NULL, data->index, data->trigger, data->polarity); in x86_acpi_irq_helper_get()
107 pr_err("error %d getting APIC IRQ %d\n", irq, data->index); in x86_acpi_irq_helper_get()
112 ret = x86_android_tablet_get_gpiod(data->chip, data->index, &gpiod); in x86_acpi_irq_helper_get()
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