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/Linux-v6.6/Documentation/devicetree/bindings/mfd/
Drichtek,rt5033.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mfd/richtek,rt5033.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Richtek RT5033 Power Management Integrated Circuit
10 - Jakob Hauser <jahau@rocketmail.com>
13 RT5033 is a multifunction device which includes battery charger, fuel gauge,
16 battery fuel gauge uses a separate I2C bus.
20 const: richtek,rt5033
30 The regulators of RT5033 have to be instantiated under a sub-node named
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/Linux-v6.6/drivers/power/supply/
Drt5033_battery.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Fuel gauge driver for Richtek RT5033
14 #include <linux/mfd/rt5033-private.h>
24 struct rt5033_battery *battery = i2c_get_clientdata(client); in rt5033_battery_get_status() local
28 ret = power_supply_get_property_from_supplier(battery->psy, in rt5033_battery_get_status()
39 struct rt5033_battery *battery = i2c_get_clientdata(client); in rt5033_battery_get_capacity() local
42 regmap_read(battery->regmap, RT5033_FUEL_REG_SOC_H, &msb); in rt5033_battery_get_capacity()
49 struct rt5033_battery *battery = i2c_get_clientdata(client); in rt5033_battery_get_present() local
52 regmap_read(battery->regmap, RT5033_FUEL_REG_CONFIG_L, &val); in rt5033_battery_get_present()
60 struct rt5033_battery *battery = i2c_get_clientdata(client); in rt5033_battery_get_watt_prop() local
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Drt5033_charger.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Battery charger driver for RT5033
14 #include <linux/mfd/rt5033-private.h>
33 struct regmap *regmap = charger->regmap; in rt5033_get_charger_state()
64 struct regmap *regmap = charger->regmap; in rt5033_get_charger_type()
86 struct regmap *regmap = charger->regmap; in rt5033_get_charger_current_limit()
102 struct regmap *regmap = charger->regmap; in rt5033_get_charger_const_voltage()
118 struct rt5033_charger_data *chg = charger->chg; in rt5033_init_const_charge()
124 if (chg->const_uvolt < RT5033_CHARGER_CONST_VOLTAGE_LIMIT_MIN || in rt5033_init_const_charge()
125 chg->const_uvolt > RT5033_CHARGER_CONST_VOLTAGE_LIMIT_MAX) { in rt5033_init_const_charge()
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
36 battery class devices.
39 tristate "Generic battery support using IIO"
42 Say Y here to enable support for the generic battery driver
51 which include a battery charger and a boost converter.
54 tristate "MAX8925 battery charger support"
57 Say Y here to enable support for the battery charger in the Maxim
61 tristate "WM831X backup battery charger support"
64 Say Y here to enable support for the backup battery charger
87 tristate "Marvell 88PM860x battery driver"
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/Linux-v6.6/Documentation/devicetree/bindings/power/supply/
Drichtek,rt5033-charger.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/supply/richtek,rt5033-charger.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Richtek RT5033 PMIC Battery Charger
10 - Jakob Hauser <jahau@rocketmail.com>
13 The battery charger of the multifunction device RT5033 has to be instantiated
14 under sub-node named "charger" using the following format.
18 const: richtek,rt5033-charger
20 monitored-battery:
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Drichtek,rt5033-battery.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/supply/richtek,rt5033-battery.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Richtek RT5033 PMIC Fuel Gauge
10 - Stephan Gerhold <stephan@gerhold.net>
13 - $ref: power-supply.yaml#
17 const: richtek,rt5033-battery
26 - compatible
27 - reg
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/Linux-v6.6/include/linux/mfd/
Drt5033-private.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * MFD core driver for Richtek RT5033
57 /* RT5033 Charger state register */
67 /* RT5033 CHGCTRL1 register */
73 /* RT5033 CHGCTRL2 register */
77 /* RT5033 DEVICE_ID register */
81 /* RT5033 CHGCTRL3 register */
86 /* RT5033 CHGCTRL4 register */
92 /* RT5033 CHGCTRL5 register */
97 /* RT5033 RT CTRL1 register */
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/Linux-v6.6/arch/arm64/boot/dts/qcom/
Dmsm8916-samsung-serranove.dts1 // SPDX-License-Identifier: GPL-2.0-only
6 /dts-v1/;
8 #include "msm8916-pm8916.dtsi"
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/interrupt-controller/irq.h>
22 * arch/arm/boot/dts/qcom-msm8916-samsung-serranove.dts
28 chassis-type = "handset";
37 stdout-path = "serial0";
40 reserved-memory {
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Dmsm8916-samsung-a2015-common.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 #include "msm8916-pm8916.dtsi"
4 #include <dt-bindings/gpio/gpio.h>
5 #include <dt-bindings/input/input.h>
6 #include <dt-bindings/interrupt-controller/irq.h>
7 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
17 stdout-path = "serial0";
20 reserved-memory {
22 tz-apps@85500000 {
24 no-map;
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Dmsm8939-samsung-a7.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 /dts-v1/;
5 #include "msm8939-pm8916.dtsi"
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/input/input.h>
9 #include <dt-bindings/interrupt-controller/irq.h>
14 chassis-type = "handset";
23 stdout-path = "serial0";
26 reserved-memory {
28 tz-apps@85500000 {
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/Linux-v6.6/drivers/mfd/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
45 tristate "Active-semi ACT8945A"
50 Support for the ACT8945A PMIC from Active-semi. This device
51 features three step-down DC/DC converters and four low-dropout
52 linear regulators, along with a complete ActivePath battery
67 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
70 called sun4i-gpadc.
101 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
102 controllers, 11 LDOs, RTC, automatic battery, temperature and
132 over at91-usart-serial driver and usart-spi-driver. Only one function
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/Linux-v6.6/drivers/regulator/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
15 output in order to save power and prolong battery life. This applies
38 managed regulators and simple non-configurable regulators.
65 They provide two I2C-controlled DC/DC step-down converters with
85 tristate "Active-semi act8865 voltage regulator"
90 This driver controls a active-semi act8865 voltage output
94 tristate "Active-semi ACT8945A voltage regulator"
97 This driver controls a active-semi ACT8945A voltage regulator
98 via I2C bus. The ACT8945A features three step-down DC/DC converters
99 and four low-dropout linear regulators, along with a ActivePath
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