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/Linux-v5.10/Documentation/devicetree/bindings/mfd/
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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/Linux-v5.10/include/linux/
Dpm_wakeup.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * pm_wakeup.h - Power management wakeup interface
21 * struct wakeup_source - Representation of wakeup sources
23 * @name: Name of the wakeup source
24 * @id: Wakeup source id
25 * @entry: Wakeup source list entry
26 * @lock: Wakeup source lock
30 * @total_time: Total time this wakeup source has been active.
31 * @max_time: Maximum time this wakeup source has been continuously active.
32 * @last_time: Monotonic clock when the wakeup source's was touched last time.
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/Linux-v5.10/drivers/base/power/
Dwakeup.c1 // SPDX-License-Identifier: GPL-2.0
3 * drivers/base/power/wakeup.c - System wakeup events framework
18 #include <trace/events/power.h>
20 #include "power.h"
50 #define MAX_IN_PROGRESS ((1 << IN_PROGRESS_BITS) - 1)
81 * wakeup_source_create - Create a struct wakeup_source object.
82 * @name: Name of the new wakeup source.
97 ws->name = ws_name; in wakeup_source_create()
102 ws->id = id; in wakeup_source_create()
107 kfree_const(ws->name); in wakeup_source_create()
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/Linux-v5.10/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>
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:
27 -------------------
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Dpincfg-node.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/pincfg-node.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Linus Walleij <linus.walleij@linaro.org>
21 bias-disable:
25 bias-high-impedance:
27 description: high impedance mode ("third-state", "floating")
29 bias-bus-hold:
33 bias-pull-up:
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/Linux-v5.10/Documentation/ABI/testing/
Dsysfs-class-typec1 USB Type-C port devices (eg. /sys/class/typec/port0/)
22 The supported power roles. This attribute can be used to request
23 power role swap on the port. Swapping is supported as
29 "[source] sink" when in source mode.
31 Valid values: source, sink
45 source (The port will behave as source only DFP port)
47 dual (The port will behave as dual-role-data and
48 dual-role-power port)
55 Shows is the port VCONN Source. This attribute can be used to
56 request VCONN swap to change the VCONN Source during connection
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Dsysfs-power1 What: /sys/power/
5 The /sys/power directory will contain files that will
6 provide a unified interface to the power management
9 What: /sys/power/state
13 The /sys/power/state file controls system sleep states.
15 labels, which may be "mem" (suspend), "standby" (power-on
16 suspend), "freeze" (suspend-to-idle) and "disk" (hibernation).
21 See Documentation/admin-guide/pm/sleep-states.rst for more
24 What: /sys/power/mem_sleep
28 The /sys/power/mem_sleep file controls the operating mode of
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/Linux-v5.10/Documentation/devicetree/bindings/connector/
Dusb-connector.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/connector/usb-connector.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rob Herring <robh@kernel.org>
20 - enum:
21 - usb-a-connector
22 - usb-b-connector
23 - usb-c-connector
25 - items:
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/Linux-v5.10/Documentation/devicetree/bindings/soc/fsl/cpm_qe/qe/
Dusb.txt4 - compatible : should be "fsl,<chip>-qe-usb", "fsl,mpc8323-qe-usb".
5 - reg : the first two cells should contain usb registers location and
8 - interrupts : should contain USB interrupt.
9 - fsl,fullspeed-clock : specifies the full speed USB clock source:
10 "none": clock source is disabled
11 "brg1" through "brg16": clock source is BRG1-BRG16, respectively
12 "clk1" through "clk24": clock source is CLK1-CLK24, respectively
13 - fsl,lowspeed-clock : specifies the low speed USB clock source:
14 "none": clock source is disabled
15 "brg1" through "brg16": clock source is BRG1-BRG16, respectively
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/Linux-v5.10/arch/arm64/boot/dts/nvidia/
Dtegra210-p3450-0000.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/gpio-keys.h>
5 #include <dt-bindings/input/linux-event-codes.h>
6 #include <dt-bindings/mfd/max77620.h>
12 compatible = "nvidia,p3450-0000", "nvidia,tegra210";
22 stdout-path = "serial0:115200n8";
33 avdd-pll-uerefe-supply = <&vdd_pex_1v05>;
34 hvddio-pex-supply = <&vdd_1v8>;
35 dvddio-pex-supply = <&vdd_pex_1v05>;
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Dtegra210-p2180.dtsi1 // SPDX-License-Identifier: GPL-2.0
2 #include <dt-bindings/mfd/max77620.h>
17 stdout-path = "serial0:115200n8";
26 vdd-supply = <&vdd_gpu>;
36 clock-frequency = <400000>;
41 interrupt-parent = <&tegra_pmc>;
44 #interrupt-cells = <2>;
45 interrupt-controller;
47 #gpio-cells = <2>;
48 gpio-controller;
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/Linux-v5.10/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.
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.
23 in-ldo2-supply: Input supply for LDO2.
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/Linux-v5.10/arch/powerpc/boot/dts/fsl/
De5500_power_isa.dtsi2 * e5500 Power ISA Device Tree Source (include)
6 * Redistribution and use in source and binary forms, with or without
8 * * Redistributions of source code must retain the above copyright
37 power-isa-version = "2.06";
38 power-isa-b; // Base
39 power-isa-e; // Embedded
40 power-isa-atb; // Alternate Time Base
41 power-isa-cs; // Cache Specification
42 power-isa-ds; // Decorated Storage
43 power-isa-e.ed; // Embedded.Enhanced Debug
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De500mc_power_isa.dtsi2 * e500mc Power ISA Device Tree Source (include)
6 * Redistribution and use in source and binary forms, with or without
8 * * Redistributions of source code must retain the above copyright
37 power-isa-version = "2.06";
38 power-isa-b; // Base
39 power-isa-e; // Embedded
40 power-isa-atb; // Alternate Time Base
41 power-isa-cs; // Cache Specification
42 power-isa-ds; // Decorated Storage
43 power-isa-e.ed; // Embedded.Enhanced Debug
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De500v2_power_isa.dtsi2 * e500v2 Power ISA Device Tree Source (include)
6 * Redistribution and use in source and binary forms, with or without
8 * * Redistributions of source code must retain the above copyright
37 power-isa-version = "2.03";
38 power-isa-b; // Base
39 power-isa-e; // Embedded
40 power-isa-atb; // Alternate Time Base
41 power-isa-cs; // Cache Specification
42 power-isa-e.le; // Embedded.Little-Endian
43 power-isa-e.pm; // Embedded.Performance Monitor
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De6500_power_isa.dtsi2 * e6500 Power ISA Device Tree Source (include)
6 * Redistribution and use in source and binary forms, with or without
8 * * Redistributions of source code must retain the above copyright
37 power-isa-version = "2.06";
38 power-isa-b; // Base
39 power-isa-e; // Embedded
40 power-isa-atb; // Alternate Time Base
41 power-isa-cs; // Cache Specification
42 power-isa-ds; // Decorated Storage
43 power-isa-e.ed; // Embedded.Enhanced Debug
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/Linux-v5.10/Documentation/devicetree/bindings/arm/tegra/
Dnvidia,tegra186-pmc.txt1 NVIDIA Tegra Power Management Controller (PMC)
4 - compatible: Should contain one of the following:
5 - "nvidia,tegra186-pmc": for Tegra186
6 - "nvidia,tegra194-pmc": for Tegra194
7 - "nvidia,tegra234-pmc": for Tegra234
8 - reg: Must contain an (offset, length) pair of the register set for each
9 entry in reg-names.
10 - reg-names: Must include the following entries:
11 - "pmc"
12 - "wake"
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/Linux-v5.10/drivers/usb/typec/
DKconfig1 # SPDX-License-Identifier: GPL-2.0
4 tristate "USB Type-C Support"
6 USB Type-C Specification defines a cable and connector for USB where
8 be Type-A plug on one end of the cable and Type-B plug on the other.
9 Determination of the host-to-device relationship happens through a
10 specific Configuration Channel (CC) which goes through the USB Type-C
12 Accessory Modes - Analog Audio and Debug - and if USB Power Delivery
16 USB Power Delivery Specification defines a protocol that can be used
18 partners. USB Power Delivery allows higher voltages then the normal
19 5V, up to 20V, and current up to 5A over the cable. The USB Power
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/Linux-v5.10/drivers/firmware/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
4 # see Documentation/kbuild/kconfig-language.rst.
15 set of operating system-independent software interfaces that are
17 interfaces for: Discovery and self-description of the interfaces
18 it supports, Power domain management which is the ability to place
19 a given device or domain into the various power-saving states that
31 tristate "SCMI power domain driver"
36 This enables support for the SCMI power domains which can be
44 tristate "ARM System Control and Power Interface (SCPI) Message Protocol"
48 System Control and Power Interface (SCPI) Message Protocol is
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/Linux-v5.10/drivers/acpi/
DKconfig1 # SPDX-License-Identifier: GPL-2.0
10 bool "ACPI (Advanced Configuration and Power Interface) Support"
16 Advanced Configuration and Power Interface (ACPI) support for
17 Linux requires an ACPI-compliant platform (hardware/firmware),
18 and assumes the presence of OS-directed configuration and power
23 legacy configuration and power management interfaces, including
24 the Plug-and-Play BIOS specification (PnP BIOS), the
25 MultiProcessor Specification (MPS), and the Advanced Power
30 <https://01.org/linux-acpi>
37 ACPI is an open industry specification originally co-developed by
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/Linux-v5.10/Documentation/devicetree/bindings/input/
Dmtk-pmic-keys.txt6 of Muti-Function Device (MFD)
12 - compatible: "mediatek,mt6397-keys" or "mediatek,mt6323-keys"
13 - linux,keycodes: See Documentation/devicetree/bindings/input/input.yaml
16 - wakeup-source: See Documentation/devicetree/bindings/power/wakeup-source.txt
17 - mediatek,long-press-mode: Long press key shutdown setting, 1 for
19 - power-off-time-sec: See Documentation/devicetree/bindings/input/input.yaml
29 compatible = "mediatek,mt6397-keys";
30 mediatek,long-press-mode = <1>;
31 power-off-time-sec = <0>;
33 power {
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/Linux-v5.10/include/media/
Dv4l2-mc.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * v4l2-mc.h - Media Controller V4L2 types and prototypes
6 * Copyright (C) 2006-2010 Nokia Corporation
13 #include <media/media-device.h>
14 #include <media/v4l2-dev.h>
15 #include <media/v4l2-subdev.h>
24 * v4l2_mc_create_media_graph() - create Media Controller links at the graph.
29 * the V4L2 side: camera sensors, audio and video PLL-IF decoders, tuners,
37 * interface centric PC-consumer's hardware, V4L2 subdev centric camera
43 * v4l_enable_media_source() - Hold media source for exclusive use
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/Linux-v5.10/drivers/soc/fsl/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
8 source "drivers/soc/fsl/qbman/Kconfig"
9 source "drivers/soc/fsl/qe/Kconfig"
15 The global utilities block controls power management, I/O device
16 enabling, power-onreset(POR) configuration monitoring, alternate
49 (Run Control and Power Management), which performs all device-level
50 tasks associated with power management, such as wakeup source control.
/Linux-v5.10/Documentation/power/
Dcharger-manager.rst7 Charger Manager provides in-kernel battery charger management that
8 requires temperature monitoring during suspend-to-RAM state
12 Charger Manager is a platform_driver with power-supply-class entries.
13 An instance of Charger Manager (a platform-device created with Charger-Manager)
24 A system may have multiple chargers (or power sources) and some of
26 own power-supply-class and each power-supply-class can provide
28 aggregates charger-related information from multiple sources and
29 shows combined information as a single power-supply-class.
31 * Support for in suspend-to-RAM polling (with suspend_again callback)
32 While the battery is being charged and the system is in suspend-to-RAM,
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/Linux-v5.10/Documentation/devicetree/bindings/clock/
Dqcom,gcc-msm8996.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/clock/qcom,gcc-msm8996.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Stephen Boyd <sboyd@kernel.org>
11 - Taniya Das <tdas@codeaurora.org>
15 power domains on MSM8996.
18 - dt-bindings/clock/qcom,gcc-msm8996.h
22 const: qcom,gcc-msm8996
26 - description: XO source
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