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/Linux-v6.1/Documentation/devicetree/bindings/mfd/
Dmax77650.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/mfd/max77650.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: MAX77650 ultra low-power PMIC from Maxim Integrated.
10 - Bartosz Golaszewski <bgolaszewski@baylibre.com>
13 MAX77650 is an ultra-low power PMIC providing battery charging and power
14 supply for low-power IoT and wearable applications.
16 The GPIO-controller module is represented as part of the top-level PMIC
19 For device-tree bindings of other sub-modules (regulator, power supply,
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/Linux-v6.1/Documentation/devicetree/bindings/power/supply/
Dmax77650-charger.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/max77650-charger.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Battery charger driver for MAX77650 PMIC from Maxim Integrated.
10 - Bartosz Golaszewski <bgolaszewski@baylibre.com>
13 This module is part of the MAX77650 MFD device. For more details
14 see Documentation/devicetree/bindings/mfd/max77650.yaml.
16 The charger is represented as a sub-node of the PMIC node on the device tree.
20 const: maxim,max77650-charger
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/Linux-v6.1/drivers/mfd/
Dmax77650.c1 // SPDX-License-Identifier: GPL-2.0
6 // Core MFD driver for MAXIM 77650/77651 charger/power-supply.
13 #include <linux/mfd/max77650.h>
74 .name = "max77650-regulator",
75 .of_compatible = "maxim,max77650-regulator",
77 .name = "max77650-charger",
78 .of_compatible = "maxim,max77650-charger",
82 .name = "max77650-gpio",
83 .of_compatible = "maxim,max77650-gpio",
87 .name = "max77650-led",
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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
52 charger.
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)"
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/Linux-v6.1/drivers/power/supply/
Dmax77650-charger.c1 // SPDX-License-Identifier: GPL-2.0
6 // Battery charger driver for MAXIM 77650/77651 charger/power-supply.
10 #include <linux/mfd/max77650.h>
24 /* Charger is OFF. */
26 /* Charger is in prequalification mode. */
28 /* Charger is in fast-charge constant current mode. */
30 /* Charger is in JEITA modified fast-charge constant-current mode. */
32 /* Charger is in fast-charge constant-voltage mode. */
34 /* Charger is in JEITA modified fast-charge constant-voltage mode. */
36 /* Charger is in top-off mode. */
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DMakefile1 # SPDX-License-Identifier: GPL-2.0
2 subdir-ccflags-$(CONFIG_POWER_SUPPLY_DEBUG) := -DDEBUG
4 power_supply-y := power_supply_core.o
5 power_supply-$(CONFIG_SYSFS) += power_supply_sysfs.o
6 power_supply-$(CONFIG_LEDS_TRIGGERS) += power_supply_leds.o
8 obj-$(CONFIG_POWER_SUPPLY) += power_supply.o
9 obj-$(CONFIG_POWER_SUPPLY_HWMON) += power_supply_hwmon.o
10 obj-$(CONFIG_GENERIC_ADC_BATTERY) += generic-adc-battery.o
12 obj-$(CONFIG_PDA_POWER) += pda_power.o
13 obj-$(CONFIG_APM_POWER) += apm_power.o
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
38 backup batteries, and optional builtin charger.
60 which include a battery charger and a boost converter.
63 tristate "MAX8925 battery charger support"
66 Say Y here to enable support for the battery charger in the Maxim
70 tristate "WM831X backup battery charger support"
73 Say Y here to enable support for the backup battery charger
102 tristate "ADP5061 battery charger driver"
107 charger.
113 tristate "Active-semi ACT8945A charger driver"
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/Linux-v6.1/drivers/leds/
Dleds-max77650.c1 // SPDX-License-Identifier: GPL-2.0
6 // LED driver for MAXIM 77650/77651 charger/power-supply.
10 #include <linux/mfd/max77650.h>
60 return regmap_update_bits(led->map, led->regA, mask, val); in max77650_led_brightness_set()
72 dev = &pdev->dev; in max77650_led_probe()
77 return -ENOMEM; in max77650_led_probe()
79 map = dev_get_regmap(dev->parent, NULL); in max77650_led_probe()
81 return -ENODEV; in max77650_led_probe()
85 return -ENODEV; in max77650_led_probe()
92 rv = -EINVAL; in max77650_led_probe()
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/Linux-v6.1/drivers/input/misc/
Dmax77650-onkey.c1 // SPDX-License-Identifier: GPL-2.0
6 // ONKEY driver for MAXIM 77650/77651 charger/power-supply.
11 #include <linux/mfd/max77650.h>
29 input_report_key(onkey->input, onkey->code, 0); in max77650_onkey_falling()
30 input_sync(onkey->input); in max77650_onkey_falling()
39 input_report_key(onkey->input, onkey->code, 1); in max77650_onkey_rising()
40 input_sync(onkey->input); in max77650_onkey_rising()
53 dev = &pdev->dev; in max77650_onkey_probe()
54 parent = dev->parent; in max77650_onkey_probe()
58 return -ENODEV; in max77650_onkey_probe()
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/Linux-v6.1/drivers/gpio/
Dgpio-max77650.c1 // SPDX-License-Identifier: GPL-2.0
6 // GPIO driver for MAXIM 77650/77651 charger/power-supply.
10 #include <linux/mfd/max77650.h>
45 return regmap_update_bits(chip->map, in max77650_gpio_direction_input()
61 return regmap_update_bits(chip->map, in max77650_gpio_direction_output()
73 rv = regmap_update_bits(chip->map, MAX77650_REG_CNFG_GPIO, in max77650_gpio_set_value()
76 dev_err(gc->parent, "cannot set GPIO value: %d\n", rv); in max77650_gpio_set_value()
86 rv = regmap_read(chip->map, MAX77650_REG_CNFG_GPIO, &val); in max77650_gpio_get_value()
100 rv = regmap_read(chip->map, MAX77650_REG_CNFG_GPIO, &val); in max77650_gpio_get_direction()
114 return regmap_update_bits(chip->map, in max77650_gpio_set_config()
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/Linux-v6.1/drivers/regulator/
Dmax77650-regulator.c1 // SPDX-License-Identifier: GPL-2.0
6 // Regulator driver for MAXIM 77650/77651 charger/power-supply.
9 #include <linux/mfd/max77650.h>
76 rv = regmap_read(map, rdesc->regB, &val); in max77650_regulator_is_enabled()
93 return regmap_update_bits(map, rdesc->regB, in max77650_regulator_enable()
106 return regmap_update_bits(map, rdesc->regB, in max77650_regulator_disable()
135 /* Special case for max77651 SBB1 - pickable linear-range voltage mapping. */
153 .supply_name = "in-ldo",
179 .supply_name = "in-sbb0",
209 .supply_name = "in-sbb1",
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
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
100 battery charger.
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/Linux-v6.1/
DMAINTAINERS9 -------------------------
30 ``diff -u`` to make the patch easy to merge. Be prepared to get your
40 See Documentation/process/coding-style.rst for guidance here.
46 See Documentation/process/submitting-patches.rst for details.
57 include a Signed-off-by: line. The current version of this
59 Documentation/process/submitting-patches.rst.
70 that the bug would present a short-term risk to other users if it
76 Documentation/admin-guide/security-bugs.rst for details.
81 ---------------------------------------------------
97 W: *Web-page* with status/info
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