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/kernel/linux/linux-5.10/drivers/mfd/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
19 This is the core driver for CS5535/CS5536 MFD functions. This is
20 necessary for using the board's GPIO and MFGPT functionality.
23 bool "Altera Arria10 DevKit System Resource chip"
28 Support for the Altera Arria10 DevKit MAX5 System Resource chip
29 using the SPI interface. This driver provides common support for
31 power supply alarms (hwmon).
34 bool "Altera SOCFPGA System Manager"
38 Select this to get System Manager support for all Altera branded
39 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by
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Drohm-bd718x7.c1 // SPDX-License-Identifier: GPL-2.0-or-later
7 // Datasheet for BD71837MWV available from
8 // https://www.rohm.com/datasheet/BD71837MWV/bd71837mwv-e
14 #include <linux/mfd/rohm-bd718x7.h>
23 .gpio = -1,
30 .name = "bd718xx-pwrkey",
35 .name = "gpio-keys",
39 { .name = "bd71837-clk", },
40 { .name = "bd71837-pmic", },
45 .name = "gpio-keys",
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/kernel/linux/linux-5.10/drivers/power/supply/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 bool "Power supply class support"
5 Say Y here to enable power supply class support. This allows
6 power supply (batteries, AC, USB) monitoring by userspace
13 bool "Power supply debug"
15 Say Y here to enable debugging messages for power supply class
20 prompt "Expose power supply sensors as hwmon device"
25 power supply device (current, voltage, temperature) to be
28 Say 'Y' here if you want power supplies to
33 tristate "Generic PDA/phone power driver"
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/mfd/
Drohm,bd71847-pmic.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mfd/rohm,bd71847-pmic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ROHM BD71847 and BD71850 Power Management Integrated Circuit bindings
10 - Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
13 BD71847AMWV and BD71850MWV are programmable Power Management ICs for powering
14 single-core, dual-core, and quad-core SoCs such as NXP-i.MX 8M. It is
15 optimized for low BOM cost and compact solution footprint. BD71847MWV and
18 …s://www.rohm.com/products/power-management/power-management-ic-for-system/industrial-consumer-appl…
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Drn5t618.txt3 Ricoh RN5T567/RN5T618/RC5T619 is a power management IC family which
4 integrates 3 to 5 step-down DCDC converters, 7 to 10 low-dropout regulators,
6 The RN5T618/RC5T619 provides additionally a Li-ion battery charger,
11 - compatible: must be one of
15 - reg: the I2C slave address of the device
18 - interrupts: interrupt mapping for IRQ
19 See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
20 - system-power-controller:
21 See Documentation/devicetree/bindings/power/power-controller.txt
23 Sub-nodes:
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Dmax77620.txt1 MAX77620 Power management IC from Maxim Semiconductor.
4 -------------------
5 - compatible: Must be one of
9 - reg: I2C device address.
12 -------------------
13 - interrupts: The interrupt on the parent the controller is
15 - interrupt-controller: Marks the device node as an interrupt controller.
16 - #interrupt-cells: is <2> and their usage is compliant to the 2 cells
17 variant of <../interrupt-controller/interrupts.txt>
18 IRQ numbers for different interrupt source of MAX77620
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Drohm,bd71837-pmic.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mfd/rohm,bd71837-pmic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ROHM BD71837 Power Management Integrated Circuit bindings
10 - Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
13 BD71837MWV is programmable Power Management ICs for powering single-core,
14 dual-core, and quad-core SoCs such as NXP-i.MX 8M. It is optimized for low
17 Datasheet for BD71837 is available at
18 …s://www.rohm.com/products/power-management/power-management-ic-for-system/industrial-consumer-appl…
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Das3722.txt1 * ams AS3722 Power management IC.
4 -------------------
5 - compatible: Must be "ams,as3722".
6 - reg: I2C device address.
7 - interrupt-controller: AS3722 has internal interrupt controller which takes the
8 interrupt request from internal sub-blocks like RTC, regulators, GPIOs as well
10 - #interrupt-cells: Should be set to 2 for IRQ number and flags.
11 The first cell is the IRQ number. IRQ numbers for different interrupt source
12 of AS3722 are defined at dt-bindings/mfd/as3722.h
14 interrupts.txt, using dt-bindings/irq.
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Dmc13xxx.txt1 * Freescale MC13783/MC13892 Power Management Integrated Circuit (PMIC)
4 - compatible : Should be "fsl,mc13783" or "fsl,mc13892"
7 - fsl,mc13xxx-uses-adc : Indicate the ADC is being used
8 - fsl,mc13xxx-uses-codec : Indicate the Audio Codec is being used
9 - fsl,mc13xxx-uses-rtc : Indicate the RTC is being used
10 - fsl,mc13xxx-uses-touch : Indicate the touchscreen controller is being used
12 Sub-nodes:
13 - codec: Contain the Audio Codec node.
14 - adc-port: Contain PMIC SSI port number used for ADC.
15 - dac-port: Contain PMIC SSI port number used for DAC.
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/power/supply/
Dbq2515x.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
5 $id: "http://devicetree.org/schemas/power/supply/bq2515x.yaml#"
6 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
8 title: TI bq2515x 500-mA Linear charger family
11 - Dan Murphy <dmurphy@ti.com>
12 - Ricardo Rivera-Matos <r-rivera-matos@ti.com>
15 The BQ2515x family is a highly integrated battery charge management IC that
16 integrates the most common functions for wearable devices, namely a charger,
17 an output voltage rail, ADC for battery and system monitoring, and
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/kernel/linux/linux-5.10/Documentation/driver-api/
Dregulator.rst1 .. Copyright 2007-2008 Wolfson Microelectronics
20 The intention is to allow systems to dynamically control regulator power
21 output in order to save power and prolong battery life. This applies to
27 ``Documentation/power/regulator``.
30 --------
36 Electronic device that supplies power to other devices. Most regulators
42 Electronic device which consumes power provided by a regulator. These
44 requiring active management of the regulator at runtime.
46 Power Domain
52 Power Management Integrated Circuit (PMIC)
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/pinctrl/
Dpinctrl-max77620.txt1 Pincontrol driver for MAX77620 Power management IC from Maxim Semiconductor.
6 Please refer file <devicetree/bindings/pinctrl/pinctrl-bindings.txt>
7 for details of the common pinctrl bindings used by client devices,
11 --------------------------
14 - pinctrl-names: A pinctrl state named per <pinctrl-bindings.txt>.
15 - pinctrl[0...n]: Properties to contain the phandle for pinctrl states per
16 <pinctrl-bindings.txt>.
19 sub-node have following properties:
22 ------------------
23 - pins: List of pins. Valid values of pins properties are:
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/kernel/linux/linux-5.10/Documentation/power/regulator/
Doverview.rst11 The intention is to allow systems to dynamically control regulator power output
12 in order to save power and prolong battery life. This applies to both voltage
26 - Regulator
27 - Electronic device that supplies power to other devices.
31 Input Voltage -> Regulator -> Output Voltage
34 - PMIC
35 - Power Management IC. An IC that contains numerous
39 - Consumer
40 - Electronic device that is supplied power by a regulator.
41 Consumers can be classified into two types:-
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/kernel/linux/linux-5.10/drivers/macintosh/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
8 Say Y here to get to see options for devices used with Macintosh
19 Apple Desktop Bus (ADB) support is for support of devices which
38 The I/O Processor (IOP) is an Apple custom IC designed to provide
39 intelligent support for I/O controllers. It is described at
41 support for it, say 'Y' here.
45 bool "Support for Cuda/Egret based Macs and PowerMacs"
48 This provides support for Cuda/Egret based Macintosh and
49 Power Macintosh systems. This includes most m68k based Macs,
58 bool "Support for PMU based PowerMacs and PowerBooks"
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/kernel/linux/linux-5.10/drivers/regulator/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
15 output in order to save power and prolong battery life. This applies
36 This driver provides support for fixed voltage regulators,
37 useful for systems which use a combination of software
38 managed regulators and simple non-configurable regulators.
43 This driver provides a virtual consumer for the voltage and
44 current regulator API which provides sysfs controls for
46 for test purposes.
55 control power supplies for such devices.
65 They provide two I2C-controlled DC/DC step-down converters with
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/kernel/linux/linux-5.10/Documentation/ABI/testing/
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
61 used for discharging batteries, positive values for charging
62 batteries and for USB IBUS current.
66 Contact: linux-pm@vger.kernel.org
81 Contact: linux-pm@vger.kernel.org
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/regulator/
Dregulator-max77620.txt1 Regulator DT binding for MAX77620 Power management IC from Maxim Semiconductor.
3 Device has multiple DCDC(sd[0-3] and LDOs(ldo[0-8]). The input supply
6 sub-node "regulators" which is child node of device node.
9 for common regulator bindings used by client.
14 -------------------
18 in-sd0-supply: Input supply for SD0, INA-SD0 or INB-SD0 pins.
19 in-sd1-supply: Input supply for SD1.
20 in-sd2-supply: Input supply for SD2.
21 in-sd3-supply: Input supply for SD3.
22 in-ldo0-1-supply: Input supply for LDO0 and LDO1.
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/kernel/linux/linux-5.10/drivers/rtc/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
20 be allowed to plug one or more RTCs to your system. You will
26 bool "Set system time from RTC on startup and resume"
29 If you say yes here, the system time (wall clock) will be set using
34 string "RTC used to set the system time"
38 The RTC device that will be used to (re)initialize the system
39 clock, usually rtc0. Initialization is done when the system
40 starts up, and when it resumes from a low power state. This
44 This clock should be battery-backed, so that it reads the correct
45 time when the system boots from a power-off state. Otherwise, your
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/kernel/linux/linux-5.10/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
47 Say yes here to build support for Analog Devices AD7190,
61 Say yes here to build support for Analog Devices AD7265 and AD7266
71 Say yes here to build support for Analog Devices AD7291
81 Say yes here to build support for Analog Devices AD7292
93 Say yes here to build support for Analog Devices AD7298
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/kernel/linux/linux-5.10/Documentation/hwmon/
Dadm9240.rst10 Addresses scanned: I2C 0x2c - 0x2f
20 Addresses scanned: I2C 0x2c - 0x2f
24 http://pdfserv.maxim-ic.com/en/ds/DS1780.pdf
30 Addresses scanned: I2C 0x2c - 0x2f
37 - Frodo Looijaard <frodol@dds.nl>,
38 - Philip Edelbrock <phil@netroedge.com>,
39 - Michiel Rook <michiel@grendelproject.nl>,
40 - Grant Coady <gcoady.lk@gmail.com> with guidance
44 ---------
46 chip MSB 5-bit address. Each chip reports a unique manufacturer
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/kernel/linux/linux-5.10/Documentation/virt/kvm/devices/
Dxive.rst1 .. SPDX-License-Identifier: GPL-2.0
8 - KVM_DEV_TYPE_XIVE POWER9 XIVE Interrupt Controller generation 1
15 requires a POWER9 host and the guest OS should have support for the
22 are required for interrupt management. These are exposed to the
25 1. Thread Interrupt Management Area (TIMA)
27 Each thread has an associated Thread Interrupt Management context
29 handle priority management and interrupt acknowledgment. The most
32 - Interrupt Pending Buffer (IPB)
33 - Current Processor Priority (CPPR)
34 - Notification Source Register (NSR)
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/thermal/
Dnvidia,tegra124-soctherm.txt1 Tegra124 SOCTHERM thermal management system
3 The SOCTHERM IP block contains thermal sensors, support for polled
4 or interrupt-based thermal monitoring, CPU and GPU throttling based
10 - compatible : For Tegra124, must contain "nvidia,tegra124-soctherm".
11 For Tegra132, must contain "nvidia,tegra132-soctherm".
12 For Tegra210, must contain "nvidia,tegra210-soctherm".
13 - reg : Should contain at least 2 entries for each entry in reg-names:
14 - SOCTHERM register set
15 - Tegra CAR register set: Required for Tegra124 and Tegra210.
16 - CCROC register set: Required for Tegra132.
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/kernel/linux/linux-5.10/drivers/input/misc/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
21 reporting power button status.
31 reporting power button status.
40 Say Y here to use the PowerOn Key for ST-Ericsson's AB8500
41 Mix-Sig PMIC.
44 will be called ab8500-ponkey.
64 module will be called ad714x-i2c.
74 module will be called ad714x-spi.
81 Say Y to enable support for the haptics module in Arizona CODECs.
84 module will be called arizona-haptics.
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/kernel/linux/linux-5.10/arch/arc/mm/
Dcache.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * ARC Cache Management
5 * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com)
6 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
28 unsigned long perip_base = ARC_UNCACHED_ADDR_SPACE; /* legacy value for boot */
44 if (!(p)->line_len) \ in arc_cache_mumbojumbo()
45 n += scnprintf(buf + n, len - n, str"\t\t: N/A\n"); \ in arc_cache_mumbojumbo()
47 n += scnprintf(buf + n, len - n, \ in arc_cache_mumbojumbo()
49 (p)->sz_k, (p)->assoc, (p)->line_len, \ in arc_cache_mumbojumbo()
50 (p)->vipt ? "VIPT" : "PIPT", \ in arc_cache_mumbojumbo()
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/kernel/linux/linux-5.10/drivers/i2c/busses/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
16 If you say yes to this option, support will be included for the SMB
18 controller is part of the 7101 device, which is an ACPI-compliant
19 Power Management Unit (PMU).
22 will be called i2c-ali1535.
28 If you say yes to this option, support will be included for the SMB
30 controller is part of the 7101 device, which is an ACPI-compliant
31 Power Management Unit (PMU).
34 will be called i2c-ali1563.
40 If you say yes to this option, support will be included for the
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