/openbmc/linux/Documentation/devicetree/bindings/clock/ |
H A D | fsl,imx8-acm.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/clock/fsl,imx8-acm.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Shengjiu Wang <shengjiu.wang@nxp.com> 19 - fsl,imx8dxl-acm 20 - fsl,imx8qm-acm 21 - fsl,imx8qxp-acm 26 power-domains: 30 '#clock-cells': [all …]
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/openbmc/linux/Documentation/devicetree/bindings/power/ |
H A D | mediatek,power-controller.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/power/mediatek,power-controller.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Mediatek Power Domains Controller 10 - MandyJH Liu <mandyjh.liu@mediatek.com> 11 - Matthias Brugger <mbrugger@suse.com> 14 Mediatek processors include support for multiple power domains which can be 15 powered up/down by software based on different application scenes to save power. 17 IP cores belonging to a power domain should contain a 'power-domains' [all …]
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H A D | power-domain.yaml | 1 # SPDX-License-Identifier: GPL-2.0 3 --- 4 $id: http://devicetree.org/schemas/power/power-domain.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Rafael J. Wysocki <rjw@rjwysocki.net> 11 - Kevin Hilman <khilman@kernel.org> 12 - Ulf Hansson <ulf.hansson@linaro.org> 16 used for power gating of selected IP blocks for power saving by reduced leakage 19 This device tree binding can be used to bind PM domain consumer devices with 20 their PM domains provided by PM domain providers. A PM domain provider can be [all …]
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H A D | rockchip,power-controller.yaml | 1 # SPDX-License-Identifier: GPL-2.0 3 --- 4 $id: http://devicetree.org/schemas/power/rockchip,power-controller.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Rockchip Power Domains 10 - Elaine Zhang <zhangqing@rock-chips.com> 11 - Heiko Stuebner <heiko@sntech.de> 14 Rockchip processors include support for multiple power domains 16 application scenarios to save power. 18 Power domains contained within power-controller node are [all …]
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H A D | fsl,imx-gpcv2.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/power/fsl,imx-gpcv2.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Freescale i.MX General Power Controller v2 10 - Andrey Smirnov <andrew.smirnov@gmail.com> 13 The i.MX7S/D General Power Control (GPC) block contains Power Gating 14 Control (PGC) for various power domains. 16 Power domains contained within GPC node are generic power domain 18 Documentation/devicetree/bindings/power/power-domain.yaml, which are [all …]
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H A D | power_domain.txt | 4 used for power gating of selected IP blocks for power saving by reduced leakage 7 This device tree binding can be used to bind PM domain consumer devices with 8 their PM domains provided by PM domain providers. A PM domain provider can be 11 phandle arguments (so called PM domain specifiers) of length specified by the 12 #power-domain-cells property in the PM domain provider node. 14 ==PM domain providers== 16 See power-domain.yaml. 18 ==PM domain consumers== 21 - power-domains : A list of PM domain specifiers, as defined by bindings of 22 the power controller that is the PM domain provider. [all …]
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H A D | fsl,imx-gpc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/power/fsl,imx-gpc.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Freescale i.MX General Power Controller 10 - Philipp Zabel <p.zabel@pengutronix.de> 13 The i.MX6 General Power Control (GPC) block contains DVFS load tracking 14 counters and Power Gating Control (PGC). 16 The power domains are generic power domain providers as documented in 17 Documentation/devicetree/bindings/power/power-domain.yaml. They are [all …]
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H A D | renesas,sysc-rmobile.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/power/renesas,sysc-rmobile.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Renesas R-Mobile System Controller 10 - Geert Uytterhoeven <geert+renesas@glider.be> 11 - Magnus Damm <magnus.damm@gmail.com> 14 The R-Mobile System Controller provides the following functions: 15 - Boot mode management, 16 - Reset generation, [all …]
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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# 7 title: Apple SoC PMGR Power States 10 - Hector Martin <marcan@marcan.st> 13 - $ref: power-domain.yaml# 16 Apple SoCs include PMGR blocks responsible for power management, 17 which can control various clocks, resets, power states, and 18 performance features. This binding describes the device power [all …]
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H A D | pd-samsung.yaml | 1 # SPDX-License-Identifier: GPL-2.0 3 --- 4 $id: http://devicetree.org/schemas/power/pd-samsung.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Samsung Exynos SoC Power Domains 10 - Krzysztof Kozlowski <krzk@kernel.org> 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# 22 - samsung,exynos4210-pd [all …]
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/openbmc/u-boot/include/ |
H A D | power-domain.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 10 * A power domain is a portion of an SoC or chip that is powered by a 11 * switchable source of power. In many cases, software has control over the 12 * power domain, and can turn the power source on or off. This is typically 13 * done to save power by powering off unused devices, or to enable software 15 * drivers to turn power domains on and off. 17 * A driver that implements UCLASS_POWER_DOMAIN is a power domain controller or 18 * provider. A controller will often implement multiple separate power domains, 20 * power-domain-uclass.h describes the interface which power domain controllers 23 * Depending on the power domain controller hardware, changing the state of a [all …]
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H A D | power-domain-uclass.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 9 /* See power-domain.h for background documentation. */ 11 #include <power-domain.h> 16 * struct power_domain_ops - The functions that a power domain controller driver 21 * of_xlate - Translate a client's device-tree (OF) power domain 24 * The power domain core calls this function as the first step in 27 * If this function pointer is set to NULL, the power domain core will 28 * use a default implementation, which assumes #power-domain-cells = 29 * <1>, and that the DT cell contains a simple integer power domain ID. 31 * At present, the power domain API solely supports device-tree. If [all …]
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/openbmc/linux/arch/arm64/boot/dts/apple/ |
H A D | t8103-pmgr.dtsi | 1 // SPDX-License-Identifier: GPL-2.0+ OR MIT 3 * PMGR Power domains for the Apple T8103 "M1" SoC 10 ps_sbr: power-controller@100 { 11 compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; 13 #power-domain-cells = <0>; 14 #reset-cells = <0>; 16 apple,always-on; /* Core device */ 19 ps_aic: power-controller@108 { 20 compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate"; 22 #power-domain-cells = <0>; [all …]
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H A D | t8112-pmgr.dtsi | 1 // SPDX-License-Identifier: GPL-2.0+ OR MIT 3 * PMGR Power domains for the Apple T8112 "M2" SoC 10 ps_sbr: power-controller@100 { 11 compatible = "apple,t8112-pmgr-pwrstate", "apple,pmgr-pwrstate"; 13 #power-domain-cells = <0>; 14 #reset-cells = <0>; 16 apple,always-on; /* Core device */ 19 ps_aic: power-controller@108 { 20 compatible = "apple,t8112-pmgr-pwrstate", "apple,pmgr-pwrstate"; 22 #power-domain-cells = <0>; [all …]
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H A D | t600x-pmgr.dtsi | 1 // SPDX-License-Identifier: GPL-2.0+ OR MIT 3 * PMGR Power domains for the Apple T6001 "M1 Max" SoC 9 DIE_NODE(ps_pms_bridge): power-controller@100 { 10 compatible = "apple,t6000-pmgr-pwrstate", "apple,pmgr-pwrstate"; 12 #power-domain-cells = <0>; 13 #reset-cells = <0>; 15 apple,always-on; /* Core device */ 18 DIE_NODE(ps_aic): power-controller@108 { 19 compatible = "apple,t6000-pmgr-pwrstate", "apple,pmgr-pwrstate"; 21 #power-domain-cells = <0>; [all …]
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/openbmc/linux/Documentation/devicetree/bindings/soc/mediatek/ |
H A D | scpsys.txt | 4 The System Control Processor System (SCPSYS) has several power management 7 The System Power Manager (SPM) inside the SCPSYS is for the MTCMOS power 8 domain control. 10 The driver implements the Generic PM domain bindings described in 11 power/power-domain.yaml. It provides the power domains defined in 12 - include/dt-bindings/power/mt8173-power.h 13 - include/dt-bindings/power/mt6797-power.h 14 - include/dt-bindings/power/mt6765-power.h 15 - include/dt-bindings/power/mt2701-power.h 16 - include/dt-bindings/power/mt2712-power.h [all …]
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/openbmc/linux/Documentation/devicetree/bindings/soc/imx/ |
H A D | fsl,imx8mm-vpu-blk-ctrl.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/soc/imx/fsl,imx8mm-vpu-blk-ctrl.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: NXP i.MX8MM VPU blk-ctrl 10 - Lucas Stach <l.stach@pengutronix.de> 13 The i.MX8MM VPU blk-ctrl is a top-level peripheral providing access to 14 the NoC and ensuring proper power sequencing of the VPU peripherals 15 located in the VPU domain of the SoC. 20 - const: fsl,imx8mm-vpu-blk-ctrl [all …]
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/openbmc/linux/arch/arm64/boot/dts/qcom/ |
H A D | sm4450.dtsi | 1 // SPDX-License-Identifier: BSD-3-Clause 6 #include <dt-bindings/gpio/gpio.h> 7 #include <dt-bindings/interrupt-controller/arm-gic.h> 10 interrupt-parent = <&intc>; 12 #address-cells = <2>; 13 #size-cells = <2>; 18 xo_board: xo-board { 19 compatible = "fixed-clock"; 20 clock-frequency = <76800000>; 21 #clock-cells = <0>; [all …]
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/openbmc/u-boot/drivers/power/domain/ |
H A D | Kconfig | 1 menu "Power Domain Support" 4 bool "Enable power domain support using Driver Model" 7 Enable support for the power domain driver class. Many SoCs allow 8 power to be applied to or removed from portions of the SoC (power 9 domains). This may be used to save power. This API provides the 10 means to control such power management hardware. 13 bool "Enable the BCM6328 power domain driver" 16 Enable support for manipulating BCM6345 power domains via MMIO 20 bool "Enable i.MX8 power domain driver" 23 Enable support for manipulating NXP i.MX8 on-SoC power domains via IPC [all …]
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/openbmc/linux/Documentation/power/regulator/ |
H A D | overview.rst | 11 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:- [all …]
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/openbmc/linux/include/dt-bindings/power/ |
H A D | qcom-rpmpd.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 7 /* SA8775P Power Domain Indexes */ 26 /* SDM670 Power Domain Indexes */ 36 /* SDM845 Power Domain Indexes */ 47 /* SDX55 Power Domain Indexes */ 52 /* SDX65 Power Domain Indexes */ 60 /* SM6350 Power Domain Indexes */ 68 /* SM6350 Power Domain Indexes */ 80 /* SM8150 Power Domain Indexes */ 102 /* SM8250 Power Domain Indexes */ [all …]
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/openbmc/linux/drivers/gpu/drm/i915/display/ |
H A D | intel_display_power.c | 1 /* SPDX-License-Identifier: MIT */ 33 for_each_if(test_bit((__domain), (__power_well)->domains.bits)) 37 for_each_if(test_bit((__domain), (__power_well)->domains.bits)) 40 intel_display_power_domain_str(enum intel_display_power_domain domain) in intel_display_power_domain_str() argument 42 switch (domain) { in intel_display_power_domain_str() 198 MISSING_CASE(domain); in intel_display_power_domain_str() 204 * __intel_display_power_is_enabled - unlocked check for a power domain 206 * @domain: power domain to check 213 * True when the power domain is enabled, false otherwise. 216 enum intel_display_power_domain domain) in __intel_display_power_is_enabled() argument [all …]
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/openbmc/linux/drivers/base/power/ |
H A D | common.c | 1 // SPDX-License-Identifier: GPL-2.0 3 * drivers/base/power/common.c - Common device power management code. 15 #include "power.h" 18 * dev_pm_get_subsys_data - Create or refcount power.subsys_data for device. 21 * If power.subsys_data is NULL, point it to a new object, otherwise increment 31 return -ENOMEM; in dev_pm_get_subsys_data() 33 spin_lock_irq(&dev->power.lock); in dev_pm_get_subsys_data() 35 if (dev->power.subsys_data) { in dev_pm_get_subsys_data() 36 dev->power.subsys_data->refcount++; in dev_pm_get_subsys_data() 38 spin_lock_init(&psd->lock); in dev_pm_get_subsys_data() [all …]
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/openbmc/linux/arch/arm64/boot/dts/mediatek/ |
H A D | mt8167.dtsi | 1 // SPDX-License-Identifier: GPL-2.0 8 #include <dt-bindings/clock/mt8167-clk.h> 9 #include <dt-bindings/memory/mt8167-larb-port.h> 10 #include <dt-bindings/power/mt8167-power.h> 12 #include "mt8167-pinfunc.h" 21 compatible = "mediatek,mt8167-topckgen", "syscon"; 23 #clock-cells = <1>; 27 compatible = "mediatek,mt8167-infracfg", "syscon"; 29 #clock-cells = <1>; 33 compatible = "mediatek,mt8167-apmixedsys", "syscon"; [all …]
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/openbmc/linux/Documentation/devicetree/bindings/arm/ |
H A D | psci.yaml | 1 # SPDX-License-Identifier: GPL-2.0 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Power State Coordination Interface (PSCI) 10 - Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> 14 ARM DEN 0022A ("Power State Coordination Interface System Software on ARM 15 processors") can be used by Linux to initiate various CPU-centric power 25 r0 => 32-bit Function ID / return value 26 {r1 - r3} => Parameters 31 [2] Power State Coordination Interface (PSCI) specification [all …]
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