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/openbmc/linux/Documentation/devicetree/bindings/power/
H A Dfsl,imx-gpc.yaml16 The power domains are generic power domain providers as documented in
17 Documentation/devicetree/bindings/power/power-domain.yaml. They are
20 IP cores belonging to a power domain should contain a 'power-domains'
66 "power-domain@[0-9]$":
72 '#power-domain-cells':
90 inside this power domain.
94 power-supply: true
97 - '#power-domain-cells'
130 power-domain@0 {
135 pd_pu: power-domain@1 {
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H A Dpd-samsung.yaml4 $id: http://devicetree.org/schemas/power/pd-samsung.yaml#
13 Exynos processors include support for multiple power domains which are used
14 to gate power to one or more peripherals on the processor.
17 - $ref: power-domain.yaml#
41 "#power-domain-cells":
44 power-domains:
49 - "#power-domain-cells"
56 lcd0_pd: power-domain@10023c80 {
59 #power-domain-cells = <0>;
63 mfc_pd: power-domain@10044060 {
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/openbmc/linux/Documentation/devicetree/bindings/mfd/
H A Dtwl4030-power.txt1 Texas Instruments TWL family (twl4030) reset and power management module
4 to control the power resources, including power scripts. For now, the
9 "ti,twl4030-power"
10 "ti,twl4030-power-reset"
11 "ti,twl4030-power-idle"
12 "ti,twl4030-power-idle-osc-off"
14 The use of ti,twl4030-power-reset is recommended at least on
20 When using ti,twl4030-power-idle-osc-off, the TI recommended
27 - ti,system-power-controller: This indicates that TWL4030 is the
43 twl_power: power {
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H A Dx-powers,axp152.yaml149 DCDC1 power supply node, if present.
197 LDO1 power supply node, if present.
205 LDO3 power supply node, if present.
209 LDO5 power supply node, if present.
245 SW power supply node, if present.
253 ac-power:
254 $ref: /schemas/power/supply/x-powers,axp20x-ac-power-supply.yaml#
256 battery-power:
257 $ref: /schemas/power/supply/x-powers,axp20x-battery-power-supply.yaml#
259 usb-power:
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/openbmc/linux/Documentation/power/powercap/
H A Dpowercap.rst26 parent power zone containing multiple subzones and so on to reflect the power
57 │   │   ├──power
74 │   │   ├──power
83 │   ├──power
110 │   │   ├──power
127 │   │   ├──power
136 │   ├──power
141 ├──power
204 Current power in micro watts.
210 Name of this power zone.
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H A Ddtpm.rst16 compared with the power consumed by other devices.
23 the device power by limiting and/or balancing a power budget among
27 device power.
54 The pkg power will be the sum of pd0 and pd1 power numbers::
120 set the power limit given the weight of the nodes.
131 children power consumption.
133 * max_power_range_uw: The power range resulting of the maximum power
134 minus the minimum power.
167 power constraints tree.
190 * Set the power number of the dtpm node
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/openbmc/linux/drivers/base/power/
H A Dmain.c105 dev->power.wakeup = NULL; in device_pm_sleep_init()
179 list_move_tail(&deva->power.entry, &devb->power.entry); in device_pm_move_before()
193 list_move(&deva->power.entry, &devb->power.entry); in device_pm_move_after()
600 if (dev->power.syscore || dev->power.direct_complete) in __device_resume_noirq()
766 if (dev->power.syscore || dev->power.direct_complete) in __device_resume_early()
894 if (dev->power.syscore) in __device_resume()
1048 if (dev->power.syscore) in device_complete()
1201 if (dev->power.syscore || dev->power.direct_complete) in __device_suspend_noirq()
1395 if (dev->power.syscore || dev->power.direct_complete) in __device_suspend_late()
1630 if (dev->power.syscore) in __device_suspend()
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/openbmc/linux/arch/powerpc/boot/dts/fsl/
H A De500mc_power_isa.dtsi37 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
50 power-isa-exp; // External Proxy
51 power-isa-fp; // Floating Point
53 power-isa-mmc; // Memory Coherence
55 power-isa-wt; // Wait
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/openbmc/phosphor-power/phosphor-power-sequencer/src/
H A DREADME.md3 This directory contains the source code for applications performing system power
4 on and off control, and power sequencer device configuration and monitoring.
10 Implements GPIO control of power on / off and monitoring of the chassis power
12 `power-chassis-control` and `power-chassis-good` respectively. The chassis pgood
13 is monitored on a three second poll. Enforces a minimum power off time of 15
14 seconds from cold start and 25 seconds from power off.
29 The `state` property is set to initiate a power on or power off sequence. The
30 power good `pgood` property reflects the power state of the chassis. At power on
31 time the `pgood` will lag the `state` as the power sequencer performs its
53 Implements a specific UCD90320 power sequencer device monitoring class.
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/openbmc/linux/Documentation/devicetree/bindings/power/supply/
H A Dx-powers,axp20x-usb-power-supply.yaml4 $id: http://devicetree.org/schemas/power/supply/x-powers,axp20x-usb-power-supply.yaml#
7 title: AXP20x USB power-supply
11 variations such as the former being able to set the VBUS power supply max
19 - $ref: power-supply.yaml#
25 - x-powers,axp192-usb-power-supply
26 - x-powers,axp202-usb-power-supply
27 - x-powers,axp221-usb-power-supply
28 - x-powers,axp223-usb-power-supply
29 - x-powers,axp813-usb-power-supply
31 - const: x-powers,axp803-usb-power-supply
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H A Dx-powers,axp20x-battery-power-supply.yaml4 $id: http://devicetree.org/schemas/power/supply/x-powers,axp20x-battery-power-supply.yaml#
7 title: AXP20x Battery power-supply
18 - $ref: power-supply.yaml#
23 - const: x-powers,axp202-battery-power-supply
24 - const: x-powers,axp209-battery-power-supply
25 - const: x-powers,axp221-battery-power-supply
27 - const: x-powers,axp803-battery-power-supply
28 - const: x-powers,axp813-battery-power-supply
29 - const: x-powers,axp813-battery-power-supply
H A Dx-powers,axp20x-ac-power-supply.yaml4 $id: http://devicetree.org/schemas/power/supply/x-powers,axp20x-ac-power-supply.yaml#
7 title: AXP20x AC power-supply
12 tell if an AC power supply is present and usable. AXP813/AXP803 are
20 - $ref: power-supply.yaml#
25 - const: x-powers,axp202-ac-power-supply
26 - const: x-powers,axp221-ac-power-supply
28 - const: x-powers,axp803-ac-power-supply
29 - const: x-powers,axp813-ac-power-supply
30 - const: x-powers,axp813-ac-power-supply
/openbmc/docs/designs/
H A Dpower-recovery.md13 power to the system. If the system had a black out (i.e. power was completely
16 at before the power loss.
32 told) that chassis power can no longer be supported, but power to the BMC will
68 - Always power the system off (previous power was on, power is now off, run all
104 the last power state was before the loss of power and compares it against the
140 power-on recovery
155 - Log an error if the UPS battery power becomes low and a power loss to the
157 power and UPS is about to run out of power)
158 - Not execute any automated power-on recovery logic to prevent power on/off
175 x86-power-control.
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/openbmc/openbmc/meta-facebook/meta-minerva/recipes-phosphor/state/phosphor-state-manager/
H A Dchassis-powercycle8 cmm-hsc-power-cycle() {
37 compute-blade-hsc-power-control() {
53 network-blade-hsc-power-control() {
73 cmm-hsc-power-cycle
79 compute-blade-hsc-power-control "off"
80 network-blade-hsc-power-control "off"
82 compute-blade-hsc-power-control "on"
83 network-blade-hsc-power-control "on"
84 cmm-hsc-power-cycle
/openbmc/openbmc/meta-hpe/meta-rl300-g11/recipes-hpe/power-sequencing/
H A Dpower-sequencing.bb4 SYSTEMD_SERVICE:${PN} = "monitor-ipmi-power-transition.service power-sequencing.service gpiosdown.s…
5 …power-transition.service file://ipmi-power-button-monitoring.sh file://rl300Start.sh file://power-…
11 IMAGE_INSTALL += "power-sequencing "
20 …install -m 0644 ${WORKDIR}/power-sequencing.service ${D}${sysconfdir}/system/power-sequencing.serv…
25 …install -m 0644 ${WORKDIR}/monitor-ipmi-power-transition.service ${D}${sysconfdir}/system/monitor-…
29 …install -m 0755 ${WORKDIR}/ipmi-power-button-monitoring.sh ${D}/usr/bin/ipmi-power-button-monitori…
30 install -m 0755 ${WORKDIR}/power-button.sh ${D}/usr/bin/power-button.sh
/openbmc/openbmc/meta-hpe/meta-dl360-g11/recipes-hpe/power-sequencing/
H A Dpower-sequencing.bb4 SYSTEMD_SERVICE:${PN} = "monitor-ipmi-power-transition.service power-sequencing.service gpiosdown.s…
5 …power-transition.service file://ipmi-power-button-monitoring.sh file://dl360Start.sh file://power-…
11 IMAGE_INSTALL += "power-sequencing "
20 …install -m 0644 ${WORKDIR}/power-sequencing.service ${D}${sysconfdir}/system/power-sequencing.serv…
25 …install -m 0644 ${WORKDIR}/monitor-ipmi-power-transition.service ${D}${sysconfdir}/system/monitor-…
29 …install -m 0755 ${WORKDIR}/ipmi-power-button-monitoring.sh ${D}/usr/bin/ipmi-power-button-monitori…
30 install -m 0755 ${WORKDIR}/power-button.sh ${D}/usr/bin/power-button.sh
/openbmc/linux/Documentation/hwmon/
H A Dacpi_power_meter.rst4 This driver talks to ACPI 4.0 power meters.
19 This driver implements sensor reading support for the power meters exposed in
21 features--a power meter that returns average power use over a configurable
29 The `power[1-*]_is_battery` knob indicates if the power supply is a battery.
33 `power[1-*]_average` sysfs file.
35 The `power[1-*]_{model_number, serial_number, oem_info}` fields display
40 the case, the `power[1-*]_cap` and related sysfs files will appear. When the
41 average power consumption exceeds the cap, an ACPI event will be broadcast on
44 hardware has taken action to reduce power consumption. Most likely this will
52 `power[1-*]_cap` will be notified if the firmware changes the power cap.
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/openbmc/u-boot/drivers/power/domain/
H A DMakefile6 obj-$(CONFIG_$(SPL_)POWER_DOMAIN) += power-domain-uclass.o
7 obj-$(CONFIG_BCM6328_POWER_DOMAIN) += bcm6328-power-domain.o
8 obj-$(CONFIG_IMX8_POWER_DOMAIN) += imx8-power-domain.o
9 obj-$(CONFIG_MTK_POWER_DOMAIN) += mtk-power-domain.o
11 obj-$(CONFIG_SANDBOX_POWER_DOMAIN) += sandbox-power-domain.o
12 obj-$(CONFIG_SANDBOX_POWER_DOMAIN) += sandbox-power-domain-test.o
13 obj-$(CONFIG_TEGRA186_POWER_DOMAIN) += tegra186-power-domain.o
14 obj-$(CONFIG_TI_SCI_POWER_DOMAIN) += ti-sci-power-domain.o
/openbmc/phosphor-dbus-interfaces/yaml/xyz/openbmc_project/Control/Power/
H A DRestorePolicy.interface.yaml2 Implement to specify power transition behavior on a BMC reset. The
3 implementation may choose to only enforce the policy on a power loss or on
4 both a power loss and BMC reboot.
16 The delay in microseconds before invoke power restore policy after
17 power applied. 0 - disable delay.
22 Possible power restoration policies.
26 Perform no power restore logic.
29 Perform a complete power on process.
32 Perform a complete power off process.
35 Restore power to last requested state recorded before the BMC
/openbmc/linux/drivers/staging/vt6656/
H A Drf.c237 power += vnt_rf_addpower(priv); in vnt_rf_set_txpower()
238 if (power > VNT_RF_MAX_POWER) in vnt_rf_set_txpower()
239 power = VNT_RF_MAX_POWER; in vnt_rf_set_txpower()
241 if (priv->power == power) in vnt_rf_set_txpower()
244 priv->power = power; in vnt_rf_set_txpower()
248 power_setting = 0x0404090 | (power << 12); in vnt_rf_set_txpower()
261 power_setting = 0x0404090 | (power << 12); in vnt_rf_set_txpower()
349 u8 power = priv->cck_pwr; in vnt_rf_setpower() local
359 power = priv->cck_pwr_tbl[channel]; in vnt_rf_setpower()
365 power = priv->ofdm_a_pwr_tbl[channel]; in vnt_rf_setpower()
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/openbmc/linux/drivers/video/backlight/
H A Dlms501kf03.c23 unsigned int power; member
209 return (power) <= FB_BLANK_NORMAL; in lms501kf03_power_is_on()
274 if (lms501kf03_power_is_on(power) && in lms501kf03_power()
278 lms501kf03_power_is_on(lcd->power)) in lms501kf03_power()
282 lcd->power = power; in lms501kf03_power()
291 return lcd->power; in lms501kf03_get_power()
298 if (power != FB_BLANK_UNBLANK && power != FB_BLANK_POWERDOWN && in lms501kf03_set_power()
299 power != FB_BLANK_NORMAL) { in lms501kf03_set_power()
353 lcd->power = FB_BLANK_POWERDOWN; in lms501kf03_probe()
357 lcd->power = FB_BLANK_UNBLANK; in lms501kf03_probe()
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/openbmc/openbmc-test-automation/redfish/extended/
H A Dtest_escale_base.robot28 # The power limits are documented in
29 # open-power/witherspoon-xml/master/witherspoon.xml.
36 [Documentation] Run base power tests with DCMI power monitoring off.
44 [Documentation] Run base power tests with DCMI power monitoring on.
58 # Set the power limit via REST.
61 # Read the power limit using IPMI.
105 [Documentation] Set power levels and verify limits.
118 [Documentation] Set power and check limit.
127 # Attempt set power limit out of range.
146 # Save the power limit setting.
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/openbmc/phosphor-state-manager/service_files/
H A Dobmc-power-stop@.service3 Wants=obmc-power-stop@%i.target
4 Before=obmc-power-stop@%i.target
5 Wants=obmc-power-stop-pre@%i.target
6 After=obmc-power-stop-pre@%i.target
7 Wants=mapper-wait@-org-openbmc-control-power%i.service
8 After=mapper-wait@-org-openbmc-control-power%i.service
13 …h -c "busctl call `mapper get-service /org/openbmc/control/power%i` /org/openbmc/control/power%i o…
14 SyslogIdentifier=obmc-power-stop
/openbmc/linux/Documentation/devicetree/bindings/soc/imx/
H A Dfsl,imx8mq-vpu-blk-ctrl.yaml14 the NoC and ensuring proper power sequencing of the VPU peripherals
25 '#power-domain-cells':
28 power-domains:
32 power-domain-names:
50 - power-domains
51 - power-domain-names
60 #include <dt-bindings/power/imx8mq-power.h>
65 power-domains = <&pgc_vpu>, <&pgc_vpu>, <&pgc_vpu>;
66 power-domain-names = "bus", "g1", "g2";
70 #power-domain-cells = <1>;
/openbmc/linux/Documentation/ABI/testing/
H A Dsysfs-power1 What: /sys/power/
9 What: /sys/power/state
24 What: /sys/power/mem_sleep
42 What: /sys/power/disk
91 What: /sys/power/image_size
108 What: /sys/power/pm_trace
157 What: /sys/power/pm_async
170 What: /sys/power/wakeup_count
199 What: /sys/power/autosleep
216 What: /sys/power/wake_lock
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