| /openbmc/linux/Documentation/firmware-guide/acpi/ |
| H A D | non-d0-probe.rst | 1 .. SPDX-License-Identifier: GPL-2.0
10 In some cases it may be preferred to leave certain devices powered off for the
11 entire system bootup if powering on these devices has adverse side effects,
12 beyond just powering on the said device.
22 The downside of using _DSC is that as the device is not powered on, even if
28 ---
33 the device will not be powered on (put in D0 state) for probe.
36 --------
39 to [1] for more information on device power states.
41 .. code-block:: text
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| /openbmc/linux/Documentation/devicetree/bindings/usb/ |
| H A D | usb251xb.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip USB 2.0 Hi-Speed Hub Controller
10 - Richard Leitner <richard.leitner@skidata.com>
15 - microchip,usb2422
16 - microchip,usb2512b
17 - microchip,usb2512bi
18 - microchip,usb2513b
19 - microchip,usb2513bi
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| /openbmc/openbmc/meta-ibm/recipes-phosphor/dbus/fan-policy/witherspoon/ |
| H A D | fan-errors.yaml | 8 # The system must be powered on in both of these cases.
10 # Note: An error is created each time the chassis powers on.
15 - name: fan0
19 - meta: FAN
22 - name: fan1
26 - meta: FAN
29 - name: fan2
33 - meta: FAN
36 - name: fan3
40 - meta: FAN
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| H A D | air-cooled.yaml | 9 - name: fan enclosures
15 - meta: FAN
17 - meta: FAN
19 - meta: FAN
21 - meta: FAN
24 - name: fan rotors
30 - meta: FAN
32 - meta: FAN
34 - meta: FAN
36 - meta: FAN
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| H A D | water-cooled.yaml | 9 - name: fan enclosures
15 - meta: FAN
17 - meta: FAN
19 - meta: FAN
22 - name: fan rotors
28 - meta: FAN
30 - meta: FAN
32 - meta: FAN
34 - meta: FAN
36 - meta: FAN
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| /openbmc/openbmc/meta-ibm/recipes-phosphor/dbus/fan-policy/swift/ |
| H A D | fan-errors.yaml | 8 # The system must be powered on in both of these cases.
9 # Note: An error is created each time the chassis powers on.
14 - name: fan0
18 - meta: FAN
21 - name: fan1
25 - meta: FAN
28 - name: fan2
32 - meta: FAN
35 - name: fan3
39 - meta: FAN
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| H A D | water-cooled.yaml | 7 - name: fan enclosures
13 - meta: FAN
15 - meta: FAN
17 - meta: FAN
19 - meta: FAN
22 - name: chassis state
28 - meta: CHASSISSTATE
31 - name: chassis
37 - meta: CHASSIS
40 - name: fan present
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| H A D | air-cooled.yaml | 7 - name: fan enclosures
13 - meta: FAN
15 - meta: FAN
17 - meta: FAN
19 - meta: FAN
22 - name: chassis state
28 - meta: CHASSISSTATE
31 - name: chassis
37 - meta: CHASSIS
40 - name: fan present
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| /openbmc/phosphor-power/phosphor-regulators/src/ |
| H A D | manager.hpp | 8 * http://www.apache.org/licenses/LICENSE-2.0
11 * distributed under the License is distributed on an "AS IS" BASIS,
56 * @param bus the D-Bus bus
62 * Implements the D-Bus "configure" method.
66 * This method should be called when the system is being powered on. It
67 * needs to occur before the regulators have been enabled/turned on.
72 * Implements the D-Bus "monitor" method.
77 * - regulator sensors will be read and published on D-Bus
78 * - phase fault detection will be performed
80 * Regulator monitoring should be enabled when the system is being powered
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| H A D | dbus_sensor.hpp | 8 * http://www.apache.org/licenses/LICENSE-2.0
11 * distributed under the License is distributed on an "AS IS" BASIS,
65 * the necessary D-Bus interfaces via templates/multiple inheritance.
73 * valid sensor Unit values on D-Bus.
78 * Define simple name for the tuple used to create D-Bus associations.
90 * This class represents a voltage regulator sensor on D-Bus.
99 // Specify which compiler-generated methods we want
112 * @param bus D-Bus bus object
117 * @param deviceInventoryPath D-Bus inventory path of the voltage regulator
119 * @param chassisInventoryPath D-Bus inventory path of the chassis that
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| /openbmc/linux/Documentation/w1/slaves/ |
| H A D | w1_therm.rst | 16 -----------
42 A bulk read of all devices on the bus could be done writing ``trigger``
44 send the convert command to all devices on the bus, and if parasite
45 powered devices are detected on the bus (and strong pullup is enabled
47 time required by parasited powered device on the line. Reading
49 -1 if at least one sensor still in conversion, 1 if conversion is complete
54 ``temperature`` on this device will return the temperature measured at the
60 adjust it (write). A temperature conversion time depends on the device type and
72 the sensor. Resolution is reset when the sensor gets power-cycled.
79 ``resolution`` entry on each device, if supported by the sensor.
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| /openbmc/phosphor-buttons/inc/ |
| H A D | host_then_chassis_poweroff.hpp | 20 * - A button press will power on as long as the BMC is
23 * If power is on:
24 * - A button press less than 4s won't do anything.
25 * - At 4s, issue a host power off and start a 10s timer.
26 * - If the button is released within that 10s and not pressed
28 * - If the button is released within that 10s and also
31 * - If the button is pressed throughout that 10s
49 * @param[in] bus - The sdbusplus bus object
80 * @param[in] pressTimeMS - How long the button was pressed
93 * @brief Determines if system (chassis) is powered on.
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| /openbmc/phosphor-power/phosphor-power-sequencer/docs/ |
| H A D | README.md | 1 # phosphor-power-sequencer
5 The phosphor-power-sequencer application powers the chassis on/off and monitors
14 The application is a single-threaded C++ executable. It is a 'daemon' process
16 reaches the Ready state and before the chassis is powered on.
18 The application is driven by an optional, system-specific JSON configuration
25 A power sequencer device enables (turns on) the voltage rails in the correct
30 - UCD90160
31 - UCD90320
33 Additional device types can be supported by creating a new sub-class within the
36 ## Powering on the chassis
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| /openbmc/u-boot/include/ |
| H A D | generic-phy.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/
4 * Written by Jean-Jacques Hiblot <jjhiblot@ti.com>
13 * struct phy - A handle to (allowing control of) a single phy port.
30 * struct udevice_ops - set of function pointers for phy operations
34 * @power_on: powering on the phy (optional)
39 * of_xlate - Translate a client's device-tree (OF) phy specifier.
45 * default implementation, which assumes #phy-cells = <0> or
46 * #phy-cells = <1>, and in the later case that the DT cell
56 * init - initialize the hardware.
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| /openbmc/phosphor-fan-presence/control/json/actions/ |
| H A D | pcie_card_floors.hpp | 8 * http://www.apache.org/licenses/LICENSE-2.0
11 * distributed under the License is distributed on an "AS IS" BASIS,
33 * @class PCIeCardFloors - Action to set the PCIe card floor index parameter
34 * based on the PCIe cards plugged in the system.
36 * - Loads PCIe card metadata files using the PCIeCardMetadata class.
37 * - Watches for PCIe slots to be powered on (or off).
38 * - Reads four properties off of the PCIeDevice interface on the powered
39 * on cards.
40 * - Looks up the floor index for the card by calling PCIeCardMetadata::lookup
42 * - Sets the pcie_floor_index parameter with the highest floor index found.
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| /openbmc/openbmc-test-automation/openpower/ |
| H A D | test_timed_power_on.robot | 2 Documentation This suite tests Timed Power On(TPO) feature via busctl command
5 ... System can be scheduled to Power ON at a specified time by using this feature.
21 ${CMD_ENABLE_TPO} busctl set-property xyz.openbmc_project.State.ScheduledHostTransition
23 ... ScheduledTransition s "xyz.openbmc_project.State.Host.Transition.On"
25 ${CMD_SET_TPO_TIME} busctl set-property xyz.openbmc_project.State.ScheduledHostTransition
28 ${CMD_GET_TPO_TIME} busctl get-property xyz.openbmc_project.State.ScheduledHostTransition
35 # - Red Hat Enterprise Linux
36 # - SUSE Linux Enterprise Server
37 # Tested on RHEL 8.4.
40 # User can input -v HOST_TIMER_POWER_ON:h24 ( e.g. 24 hours )
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| /openbmc/linux/Documentation/userspace-api/media/dvb/ |
| H A D | fe-diseqc-reset-overload.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 FE_DISEQC_RESET_OVERLOAD - Restores the power to the antenna subsystem, if it was powered off due -…
31 If the bus has been automatically powered off due to power overload,
34 is manually powered off. Not all Digital TV adapters support this ioctl.
39 On success 0 is returned.
41 On error -1 is returned, and the ``errno`` variable is set
45 :ref:`Generic Error Codes <gen-errors>` chapter.
|
| /openbmc/linux/Documentation/sound/soc/ |
| H A D | pops-clicks.rst | 6 of components within the audio subsystem. This is noticeable on PCs when an
8 powered up and causes a popping noise on the speakers).
10 Pops and clicks can be more frequent on portable systems with DAPM. This is
11 because the components within the subsystem are being dynamically powered
12 depending on the audio usage and this can subsequently cause a small pop or
23 shutdown and follows some basic rules:-
26 Startup Order :- DAC --> Mixers --> Output PGA --> Digital Unmute
28 Shutdown Order :- Digital Mute --> Output PGA --> Mixers --> DAC
39 playback in that components are powered in a sequence depending upon stream
43 Startup Order - Input PGA --> Mixers --> ADC
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| /openbmc/linux/arch/arm/include/asm/ |
| H A D | mcpm.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
6 * Copyright: (C) 2012-2013 Linaro Limited
40 * branch once it is ready to re-enter the kernel using ptr, or NULL if it
59 * mcpm_is_available - returns whether MCPM is initialized and available
66 * mcpm_cpu_power_up - make given CPU in given cluster runable
71 * The identified CPU is brought out of reset. If the cluster was powered
87 * mcpm_cpu_power_down - power the calling CPU down
89 * The calling CPU is powered down.
92 * then the cluster is prepared for power-down too.
96 * On success this does not return. Re-entry in the kernel is expected
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| /openbmc/u-boot/drivers/power/domain/ |
| H A D | imx8-power-domain.c | 1 // SPDX-License-Identifier: GPL-2.0
8 #include <power-domain-uclass.h>
10 #include <asm/arch/power-domain.h>
11 #include <dm/device-internal.h>
37 struct udevice *dev = power_domain->dev; in imx8_power_domain_on()
46 /* Need to power on parent node first */ in imx8_power_domain_on()
57 debug("%s(power_domain=%s) resource_id %d\n", __func__, dev->name, in imx8_power_domain_on()
58 pdata->resource_id); in imx8_power_domain_on()
60 /* Already powered on */ in imx8_power_domain_on()
61 if (ppriv->state_on) in imx8_power_domain_on()
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| /openbmc/openbmc/meta-ibm/recipes-phosphor/dbus/power-supply-policy/ |
| H A D | power-supply-policy.yaml | 3 # Create an error if a power supply is removed while the system is powered on
5 - name: power supply0
9 - meta: POWER SUPPLY
12 - name: power supply1
16 - meta: POWER SUPPLY
19 - name: power supplies
25 - meta: POWER SUPPLY
27 - meta: POWER SUPPLY
30 - name: chassis state
36 - meta: CHASSISSTATE
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| /openbmc/phosphor-dbus-interfaces/yaml/xyz/openbmc_project/State/Decorator/ |
| H A D | PowerState.interface.yaml | 4 - name: PowerState
11 - name: State
15 - name: "On"
17 The state of the object is powered on.
18 - name: "Off"
20 The state of the object is powered off.
21 - name: PoweringOn
23 The object is in a temporary state between off and on.
24 - name: PoweringOff
26 The object is in a temporary state between on and off.
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| /openbmc/linux/Documentation/devicetree/bindings/power/ |
| H A D | apple,pmgr-pwrstate.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/apple,pmgr-pwrstate.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Hector Martin <marcan@marcan.st>
13 - $ref: power-domain.yaml#
23 Documentation/devicetree/bindings/power/power-domain.yaml.
25 represented via power-domains relationships between these nodes.
28 for the top-level PMGR node documentation.
33 - enum:
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| /openbmc/linux/Documentation/devicetree/bindings/sound/ |
| H A D | ti,tlv320adc3xxx.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Ricard Wanderlof <ricardw@axis.com>
18 - $ref: dai-common.yaml#
23 - ti,tlv320adc3001
24 - ti,tlv320adc3101
30 '#sound-dai-cells':
33 '#gpio-cells':
36 gpio-controller: true
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| /openbmc/linux/Documentation/networking/devlink/ |
| H A D | devlink-linecard.rst | 1 .. SPDX-License-Identifier: GPL-2.0
10 The ``devlink-linecard`` mechanism is targeted for manipulation of
27 according to the physical line card slots available on the device.
36 - Device driver would instruct the ASIC to prepare all
39 that reside on the line card, according to the line card type
41 being physically connected or powered-up
42 * Setup splitter cable on line card ports
44 - As on the ordinary ports, user may provision a splitter
51 * Line card is not inserted or powered-down
53 - The carrier is always down
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