| /openbmc/linux/Documentation/devicetree/bindings/thermal/ |
| H A D | thermal-zones.yaml | 1 # SPDX-License-Identifier: (GPL-2.0)
4 ---
5 $id: http://devicetree.org/schemas/thermal/thermal-zones.yaml#
6 $schema: http://devicetree.org/meta-schemas/base.yaml#
8 title: Thermal zone
11 - Amit Kucheria <amitk@kernel.org>
14 Thermal management is achieved in devicetree by describing the sensor hardware
15 and the software abstraction of cooling devices and thermal zones required to
16 take appropriate action to mitigate thermal overloads.
18 The following node types are used to completely describe a thermal management
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| H A D | thermal-sensor.yaml | 1 # SPDX-License-Identifier: (GPL-2.0)
4 ---
5 $id: http://devicetree.org/schemas/thermal/thermal-sensor.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Thermal sensor
11 - Amit Kucheria <amitk@kernel.org>
14 Thermal management is achieved in devicetree by describing the sensor hardware
15 and the software abstraction of thermal zones required to take appropriate
16 action to mitigate thermal overloads.
18 The following node types are used to completely describe a thermal management
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| H A D | thermal-cooling-devices.yaml | 1 # SPDX-License-Identifier: (GPL-2.0)
4 ---
5 $id: http://devicetree.org/schemas/thermal/thermal-cooling-devices.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Thermal cooling device
11 - Amit Kucheria <amitk@kernel.org>
14 Thermal management is achieved in devicetree by describing the sensor hardware
15 and the software abstraction of cooling devices and thermal zones required to
16 take appropriate action to mitigate thermal overload.
18 The following node types are used to completely describe a thermal management
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| H A D | amazon,al-thermal.txt | 1 Amazon's Annapurna Labs Thermal Sensor
3 Simple thermal device that allows temperature reading by a single MMIO
7 - compatible: "amazon,al-thermal".
8 - reg: The physical base address and length of the sensor's registers.
9 - #thermal-sensor-cells: Must be 1. See Documentation/devicetree/bindings/thermal/thermal-sensor.ya…
12 thermal: thermal {
13 compatible = "amazon,al-thermal";
15 #thermal-sensor-cells = <0x1>;
18 thermal-zones {
19 thermal-z0 {
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| H A D | brcm,ns-thermal.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/thermal/brcm,ns-thermal.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Broadcom Northstar Thermal
10 - Rafał Miłecki <rafal@milecki.pl>
13 Thermal sensor that is part of Northstar's DMU (Device Management Unit).
16 - $ref: thermal-sensor.yaml#
20 const: brcm,ns-thermal
26 "#thermal-sensor-cells":
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| H A D | st,stm32-thermal.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/thermal/st,stm32-thermal.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: STMicroelectronics STM32 digital thermal sensor (DTS)
10 - Pascal Paillet <p.paillet@foss.st.com>
14 const: st,stm32-thermal
25 clock-names:
27 - const: pclk
29 "#thermal-sensor-cells":
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| H A D | max77620_thermal.txt | 1 Thermal driver for MAX77620 Power management IC from Maxim Semiconductor.
10 -------------------
11 #thermal-sensor-cells: For more details, please refer to
12 <devicetree/bindings/thermal/thermal-sensor.yaml>
15 For more details, please refer generic thermal DT binding document
16 <devicetree/bindings/thermal/thermal*.yaml>.
22 --------
23 #include <dt-bindings/mfd/max77620.h>
24 #include <dt-bindings/thermal/thermal.h>
31 #thermal-sensor-cells = <0>;
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| H A D | rzg2l-thermal.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/thermal/rzg2l-thermal.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Renesas RZ/G2L Thermal Sensor Unit
10 On RZ/G2L SoCs, the thermal sensor unit (TSU) measures the
14 - Biju Das <biju.das.jz@bp.renesas.com>
19 - enum:
20 - renesas,r9a07g043-tsu # RZ/G2UL and RZ/Five
21 - renesas,r9a07g044-tsu # RZ/G2{L,LC}
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| /openbmc/openbmc/meta-ibm/recipes-phosphor/fans/phosphor-fan-control-zone-config/witherspoon/ |
| H A D | zones.yaml | 6 #Air cooled zones
7 - zone_conditions:
8 - name: air_cooled_chassis
10 zones:
11 - zone: 0
13 - air
14 - all
20 - name: xyz.openbmc_project.Control.ThermalMode
22 - name: Supported
25 - value: DEFAULT
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| /openbmc/openbmc/meta-ibm/recipes-phosphor/fans/phosphor-fan-control-zone-config/swift/ |
| H A D | zones.yaml | 6 #Air cooled zones
7 - zone_conditions:
8 - name: air_cooled_chassis
10 zones:
11 - zone: 0
13 - air
14 - all
20 - name: xyz.openbmc_project.Control.ThermalMode
22 - name: Supported
25 - value: DEFAULT
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| /openbmc/linux/tools/thermal/thermometer/ |
| H A D | thermometer.8 | 2 # SPDX-License-Identifier: GPL-2.0
4 \fBthermometer\fP - A thermal profiling tool
13 \fBthermometer \fP captures the thermal zones temperature at a
21 If no configuration file is specified, then all the thermal zones will
23 the thermal zone names and the desired sampling period. A thermal zone
24 name can be a regular expression to specify a group of thermal zone.
26 The sampling of the different thermal zones will be written into
27 separate files with the thermal zone name. It is possible to specify a
31 Without any parameters, \fBthermometer \fP captures all the thermal
44 The \fB-h, --help\fP option shows a short usage help
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| /openbmc/linux/drivers/thermal/tegra/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
2 menu "NVIDIA Tegra thermal drivers"
6 tristate "Tegra SOCTHERM thermal management"
8 Enable this option for integrated thermal management support on NVIDIA
9 Tegra systems-on-chip. The driver supports four thermal zones
10 (CPU, GPU, MEM, PLLX). Cooling devices can be bound to the thermal
11 zones to manage temperatures. This option is also required for the
12 emergency thermal reset (thermtrip) feature to function.
15 tristate "Tegra BPMP thermal sensing"
19 Tegra systems-on-chip with the BPMP coprocessor (Tegra186).
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| H A D | tegra-bpmp-thermal.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2015-2017, NVIDIA CORPORATION. All rights reserved.
13 #include <linux/thermal.h>
17 #include <soc/tegra/bpmp-abi.h>
30 struct tegra_bpmp_thermal_zone **zones; member
43 req.get_temp.zone = zone->idx; in __tegra_bpmp_thermal_get_temp()
52 err = tegra_bpmp_transfer(zone->tegra->bpmp, &msg); in __tegra_bpmp_thermal_get_temp()
55 if (msg.rx.ret == -BPMP_EFAULT) in __tegra_bpmp_thermal_get_temp()
56 return -EAGAIN; in __tegra_bpmp_thermal_get_temp()
58 return -EINVAL; in __tegra_bpmp_thermal_get_temp()
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| /openbmc/phosphor-pid-control/ |
| H A D | README.md | 1 # phosphor-pid-control
3 This is a daemon running within the OpenBMC environment. It uses a well-defined
5 them within operating conditions. It may require coordination with host-side
10 The BMC will run a daemon that controls the fans by pre-defined zones. The
11 application will use thermal control, such that each defined zone is kept within
12 a range and adjusted based on thermal information provided from locally readable
13 sensors as well as host-provided information over an IPMI OEM command.
15 A system (or tray) will be broken out into one or more zones, specified via
26 [How to configure phosphor-pid-control](configure.md)
30 The software will run as a multi-threaded daemon that runs a control loop for
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| H A D | main.cpp | 8 * http://www.apache.org/licenses/LICENSE-2.0
66 /* The zones build from configuration */
67 static std::unordered_map<int64_t, std::shared_ptr<ZoneInterface>> zones; variable
115 timer->cancel(); in stopControlLoops()
120 if (state::zones.size() > 0 && state::zones.begin()->second.use_count() > 1) in stopControlLoops()
125 state::zones.clear(); in stopControlLoops()
166 state::zones = in restartControlLoops()
169 if (0 == state::zones.size()) in restartControlLoops()
171 std::cerr << "No zones defined, exiting.\n"; in restartControlLoops()
175 for (const auto& i : state::zones) in restartControlLoops()
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| /openbmc/linux/drivers/thermal/intel/ |
| H A D | x86_pkg_temp_thermal.c | 1 // SPDX-License-Identifier: GPL-2.0-only
19 #include <linux/thermal.h>
42 /* Number of trip points in thermal zone. Currently it can't
67 static struct zone_device **zones; variable
94 * - cpu hotplug: Read serialized by cpu hotplug lock
97 * - Other callsites: Must hold pkg_temp_lock
104 return zones[id]; in pkg_temp_thermal_get_dev()
113 ret = intel_tcc_get_temp(zonedev->cpu, &val, true); in sys_get_curr_temp()
129 tj_max = intel_tcc_get_tjmax(zonedev->cpu); in sys_set_trip_temp()
134 val = (tj_max - temp)/1000; in sys_set_trip_temp()
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| /openbmc/linux/arch/arm64/boot/dts/ti/ |
| H A D | k3-am62-thermal.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
3 #include <dt-bindings/thermal/thermal.h>
5 thermal_zones: thermal-zones {
6 main0_thermal: main0-thermal {
7 polling-delay-passive = <250>; /* milliSeconds */
8 polling-delay = <500>; /* milliSeconds */
9 thermal-sensors = <&wkup_vtm0 0>;
12 main0_crit: main0-crit {
20 main1_thermal: main1-thermal {
21 polling-delay-passive = <250>; /* milliSeconds */
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| H A D | k3-am64-thermal.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
3 #include <dt-bindings/thermal/thermal.h>
5 thermal_zones: thermal-zones {
6 main0_thermal: main0-thermal {
7 polling-delay-passive = <250>; /* milliSeconds */
8 polling-delay = <500>; /* milliSeconds */
9 thermal-sensors = <&main_vtm0 0>;
12 main0_crit: main0-crit {
20 main1_thermal: main1-thermal {
21 polling-delay-passive = <250>; /* milliSeconds */
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| H A D | k3-j7200-thermal.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
3 #include <dt-bindings/thermal/thermal.h>
5 thermal_zones: thermal-zones {
6 mcu_thermal: mcu-thermal {
7 polling-delay-passive = <250>; /* milliseconds */
8 polling-delay = <500>; /* milliseconds */
9 thermal-sensors = <&wkup_vtm0 0>;
12 wkup_crit: wkup-crit {
20 mpu_thermal: mpu-thermal {
21 polling-delay-passive = <250>; /* milliseconds */
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| H A D | k3-am62a-thermal.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
3 #include <dt-bindings/thermal/thermal.h>
5 thermal_zones: thermal-zones {
6 main0_thermal: main0-thermal {
7 polling-delay-passive = <250>; /* milliSeconds */
8 polling-delay = <500>; /* milliSeconds */
9 thermal-sensors = <&wkup_vtm0 0>;
12 main0_crit: main0-crit {
20 main1_thermal: main1-thermal {
21 polling-delay-passive = <250>; /* milliSeconds */
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| /openbmc/bmcweb/redfish-core/schema/oem/openbmc/json-schema/ |
| H A D | OpenBMCManager.v1_0_0.json | 2 …"$id": "https://github.com/openbmc/bmcweb/tree/master/redfish-core/schema/oem/openbmc/json-schema/…
3 "$schema": "http://redfish.dmtf.org/schemas/v1/redfish-schema-v1.json",
11 "^([a-zA-Z_][a-zA-Z0-9_]*)?@(odata|Redfish|Message)\\.[a-zA-Z_][a-zA-Z0-9_]*$": {
46 "description": "Current OpenBMC fan zones.",
47 "longDescription": "Current OpenBMC fan zones."
62 "description": "Current thermal profile.",
63 "longDescription": "Current thermal profile.",
87 "^([a-zA-Z_][a-zA-Z0-9_]*)?@(odata|Redfish|Message)\\.[a-zA-Z_][a-zA-Z0-9_]*$": {
191 "Zones": { object
192 "description": "Contains the Zones that this PID contributes to.",
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| /openbmc/linux/arch/arm64/boot/dts/qcom/ |
| H A D | sdm632.dtsi | 1 // SPDX-License-Identifier: BSD-3-Clause
7 thermal-zones {
8 /delete-node/cpu1-thermal;
9 /delete-node/cpu2-thermal;
10 /delete-node/cpu3-thermal;
12 cpu0-thermal {
13 thermal-sensors = <&tsens0 13>;
15 cooling-maps {
17 cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
25 cpu4-thermal {
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| /openbmc/linux/arch/arm/boot/dts/samsung/ |
| H A D | exynos4-cpu-thermal.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
3 * Device tree sources for Exynos4 thermal zone
8 #include <dt-bindings/thermal/thermal.h>
11 thermal-zones {
12 cpu_thermal: cpu-thermal {
13 thermal-sensors = <&tmu>;
14 polling-delay-passive = <0>;
15 polling-delay = <0>;
17 cpu_alert0: cpu-alert-0 {
22 cpu_alert1: cpu-alert-1 {
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| /openbmc/linux/tools/thermal/tmon/ |
| H A D | README | 1 TMON - A Monitoring and Testing Tool for Linux kernel thermal subsystem
6 thermal relationship between processor and fan has become past for modern
9 As hardware vendors cope with the thermal constraints on their products, more
11 complexity of the thermal relationship can grow exponentially among cooling
12 devices, zones, sensors, and trip points. They can also change dynamically.
14 To expose such relationship to the userspace, Linux generic thermal layer
15 introduced sysfs entry at /sys/class/thermal with a matrix of symbolic
18 thermal conditions are often exception cases that hard to reach in
22 complex thermal subsystem.
28 sysfs.c : access to the generic thermal sysfs
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| /openbmc/linux/Documentation/devicetree/bindings/display/ |
| H A D | repaper.txt | 1 Pervasive Displays RePaper branded e-ink displays
4 - compatible: "pervasive,e1144cs021" for 1.44" display
9 - panel-on-gpios: Timing controller power control
10 - discharge-gpios: Discharge control
11 - reset-gpios: RESET pin
12 - busy-gpios: BUSY pin
15 - border-gpios: Border control
18 all mandatory properties described in ../spi/spi-bus.txt must be specified.
21 - pervasive,thermal-zone: name of thermometer's thermal zone
28 #thermal-sensor-cells = <0>;
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