Searched full:temperature (Results 1 – 25 of 300) sorted by relevance
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| /Documentation/hwmon/ |
| D | max1668.rst | 25 set; only two remote temperature inputs vs the four available on the other
34 temp1_input ro local (ambient) temperature
35 temp1_max rw local temperature maximum threshold for alarm
36 temp1_max_alarm ro local temperature maximum threshold alarm
37 temp1_min rw local temperature minimum threshold for alarm
38 temp1_min_alarm ro local temperature minimum threshold alarm
39 temp2_input ro remote temperature 1
40 temp2_max rw remote temperature 1 maximum threshold for alarm
41 temp2_max_alarm ro remote temperature 1 maximum threshold alarm
42 temp2_min rw remote temperature 1 minimum threshold for alarm
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| D | nct6775.rst | 95 The chips support up to 25 temperature monitoring sources. Up to 6 of those are
96 direct temperature sensor inputs, the others are special sources such as PECI,
97 PCH, and SMBUS. Depending on the chip type, 2 to 6 of the temperature sources
104 The temperature sensor sources on all chips are configurable. The configured
105 source for each of the temperature sensors is provided in tempX_label.
108 either 1 degC or 0.5 degC, depending on the temperature source and
109 configuration. An alarm is triggered when the temperature gets higher than
110 the high limit; it stays on until the temperature falls below the hysteresis
128 In this mode, the chip attempts to keep the measured temperature in a
129 predefined temperature range. If the temperature goes out of range, fan
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| D | max6639.rst | 22 temperature monitor with dual PWM fan speed controller. It can monitor its own
23 temperature and one external diode-connected transistor or two external
31 temp1_input R Temperature channel 1 input (0..150 C)
32 temp2_input R Temperature channel 2 input (0..150 C)
33 temp1_fault R Temperature channel 1 diode fault
34 temp2_fault R Temperature channel 2 diode fault
35 temp1_max RW Set THERM temperature for input 1
37 temp2_max RW Set THERM temperature for input 2
38 temp1_crit RW Set ALERT temperature for input 1
39 temp2_crit RW Set ALERT temperature for input 2
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| D | drivetemp.rst | 23 This driver supports reporting the temperature of disk and solid state
24 drives with temperature sensors.
27 the current drive temperature and, if available, temperature limits
30 the drive temperature.
36 Reading the drive temperature may reset the spin down timer on some drives.
40 With the WD120EFAX drive, reading the drive temperature using the drivetemp
42 reading the drive temperature in this mode will not cause the drive to
46 A known workaround for WD120EFAX drives is to read the drive temperature at
59 temp1_input Current drive temperature
60 temp1_lcrit Minimum temperature limit. Operating the device below
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| D | asc7621.rst | 27 specification. First enhancement is temperature reading resolution. We
42 data sheet. Our temperature reports and fan PWM outputs are very smooth
44 temperature reports. The smoother PWM output does not require user
49 outputs that are based on temperature limits. These are in 19h and 1Ah.
51 We offer flexible mapping of temperature readings to thermal zones. Any
52 temperature may be mapped to any zone, which has a default assignment
61 Both remote diode temperature readings may be given an offset value such
62 that the reported reading as well as the temperature used to determine
87 Using a 10-bit ADC, the aSC7621 measures the temperature of two remote diode
91 Using temperature information from these four zones, an automatic fan speed
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| D | k8temp.rst | 21 This driver permits reading temperature sensor(s) embedded inside AMD K8
29 There can be up to four temperature sensors inside single CPU. The driver
36 temp1_input temperature of Core 0 and "place" 0
37 temp2_input temperature of Core 0 and "place" 1
38 temp3_input temperature of Core 1 and "place" 0
39 temp4_input temperature of Core 1 and "place" 1
44 temperature is updated once a second. Valid temperatures are from -49 to
47 Temperature known as TCaseMax was specified for processors up to revision E.
48 This temperature is defined as temperature between heat-spreader and CPU
49 case, so the internal CPU temperature supplied by this driver can be higher.
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| D | amc6821.rst | 22 The chip has one on-chip and one remote temperature sensor and one pwm fan
29 temp1_input ro on-chip temperature
37 temp2_input ro remote temperature
54 by remote temperature, 3=fan controlled by
55 combination of the on-chip temperature and
56 remote-sensor temperature,
59 temperature channels.
60 pwm1_auto_point2_pwm rw This value is shared for both temperature
63 temperature channels.
66 which is rw. Below this temperature fan stops.
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| D | adt7410.rst | 50 The ADT7310/ADT7410 is a temperature sensor with rated temperature range of
53 INT pin to indicate that a minimum or maximum temperature set point has been
54 exceeded, as well as a critical temperature (CT) pin to indicate that the
55 critical temperature set point has been exceeded. Both pins can be set up with a
59 continuous temperature sampling, as well as sampling one temperature value per
64 package, a slightly narrower operating temperature range (-40°C to +150°C), and
75 maximum and critical temperature, it can only be set for temp#_max_hyst.
84 temp#_input temperature input
85 temp#_min temperature minimum setpoint
86 temp#_max temperature maximum setpoint
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| D | intel-m10-bmc-hwmon.rst | 18 This driver adds the temperature, voltage, current and power reading
41 tempX_input Temperature of the component (specified by tempX_label)
42 tempX_max Temperature maximum setpoint of the component
43 tempX_crit Temperature critical setpoint of the component
44 tempX_max_hyst Hysteresis for temperature maximum of the component
45 tempX_crit_hyst Hysteresis for temperature critical of the component
46 temp1_label "Board Temperature"
47 temp2_label "FPGA Die Temperature"
48 temp3_label "QSFP0 Temperature"
49 temp4_label "QSFP1 Temperature"
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| D | ltc2947.rst | 22 voltage, power, temperature, charge and energy. The device supports both SPI
29 to control a fan as a function of measured temperature. Then, the GPIO becomes
30 active as soon as a temperature reading is higher than a defined threshold. The
81 temp1_input Chip Temperature (in milliC)
82 temp1_min Low temperature threshold
83 temp1_max High temperature threshold
84 temp1_input_lowest Historical minimum temperature use
85 temp1_input_highest Historical maximum temperature use
87 temp1_min_alarm Low temperature alarm
88 temp1_max_alarm High temperature alarm
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| D | max6697.rst | 73 This driver implements support for several MAX6697 compatible temperature sensor
74 chips. The chips support one local temperature sensor plus four, six, or seven
75 remote temperature sensors. Remote temperature sensors are diode-connected
77 thermal transistors plus three thermistors in addition to the local temperature
81 temperature, temp[2..n] are remote temperatures. The actually supported
85 tempX_input RO temperature
86 tempX_max RW temperature maximum threshold
87 tempX_max_alarm RO temperature maximum threshold alarm
88 tempX_crit RW temperature critical threshold
89 tempX_crit_alarm RO temperature critical threshold alarm
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| D | lm83.rst | 29 The LM83 is a digital temperature sensor. It senses its own temperature as
30 well as the temperature of up to three external diodes. The LM82 is
34 in that the later can only sense the temperature of one external diode.
64 Most motherboards come with more than just temperature sensors for
66 sensors. This means that temperature-only chips are usually used as
69 temperature sensors (motherboard, processor, power supply) and primary
70 chips provide some temperature sensors, the secondary chip, if needed,
75 because you want an additional temperature sensor for each additional
79 monitoring chipset. One temperature sensor is used for the motherboard
80 (actually measuring the LM83's own temperature), one is used for the
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| D | max31730.rst | 22 The MAX31730 temperature sensor monitors its own temperature and the
26 diode, while beta compensation corrects for temperature-measurement
34 temp[1-4]_enable RW Temperature enable/disable
36 temp[1-4]_input RO Temperature input
38 temp[1-4]_max RW Maximum temperature
39 temp[1-4]_max_alarm RW Maximum temperature alarm
40 temp[1-4]_min RW Minimum temperature. Common for all channels.
42 temp[1-4]_min_alarm RO Minimum temperature alarm
43 temp[2-4]_offset RW Temperature offset for remote channels
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| D | max6642.rst | 23 The MAX6642 is a digital temperature sensor. It senses its own temperature as
24 well as the temperature on one external diode.
26 All temperature values are given in degrees Celsius. Resolution
27 is 0.25 degree for the local temperature and for the remote temperature.
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| D | max16601.rst | 143 temp1_input VCORE temperature.
144 temp1_crit Critical high temperature.
145 temp1_crit_alarm Chip temperature critical high alarm.
146 temp1_max Maximum temperature.
147 temp1_max_alarm Chip temperature high alarm.
149 temp2_input TSENSE_0 temperature
150 temp3_input TSENSE_1 temperature
151 temp4_input TSENSE_2 temperature
152 temp5_input TSENSE_3 temperature
154 temp6_input VSA temperature.
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| D | w83792d.rst | 44 The driver implements three temperature sensors, seven fan rotation speed
60 the temperature gets higher than the Overtemperature Shutdown value; it stays
61 on until the temperature falls below the Hysteresis value.
104 Tart will be asserted while target temperature cannot be achieved after 3 minutes
144 range. At first a wanted temperature and interval must be set. This is done
146 interval. The fan speed will be lowered as long as the current temperature
147 remains below the thermal_cruise# +- tolerance# value. Once the temperature
150 with the temperature varying. Three conditions may occur:
152 (1) If the temperature still exceeds the high limit, PWM duty
155 (2) If the temperature goes below the high limit, but still above the low
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| D | w83627ehf.rst | 87 The chips implement 3 to 4 temperature sensors (9 for NCT6775F and NCT6776F),
92 The temperature sensor sources on W82677HG-B, NCT6775F, and NCT6776F are
93 configurable. temp4 and higher attributes are only reported if its temperature
94 source differs from the temperature sources of the already reported temperature
95 sensors. The configured source for each of the temperature sensors is provided
101 An alarm is triggered when the temperature gets higher than high limit;
102 it stays on until the temperature falls below the hysteresis value.
117 In this mode, the chip attempts to keep the measured temperature in a
118 predefined temperature range. If the temperature goes out of range, fan
144 this file controls mode of fan/temperature control:
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| D | jc42.rst | 88 * JEDEC JC 42.4 compliant temperature sensor chips
108 This driver implements support for JEDEC JC 42.4 compliant temperature sensors,
117 temperature sensor at address 0x18 on I2C bus #1::
122 A JC 42.4 compliant chip supports a single temperature sensor. Minimum, maximum,
123 and critical temperature can be configured. There are alarms for high, low,
133 If the BIOS has configured the sensor for automatic temperature management, it
134 is likely that it has locked the registers, i.e., that the temperature limits
141 temp1_input Temperature (RO)
142 temp1_min Minimum temperature (RO or RW)
143 temp1_max Maximum temperature (RO or RW)
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| D | xgene-hwmon.rst | 11 This driver adds hardware temperature and power reading support for
18 * Temperature
19 - SoC on-die temperature in milli-degree C
20 - Alarm when high/over temperature occurs
30 - SoC on-die temperature (milli-degree C)
32 - An 1 would indicates on-die temperature exceeded threshold
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| D | thmc50.rst | 39 second remote temperature. This does not work for original THMC50 chips.
44 The THMC50 implements: an internal temperature sensor, support for an
45 external diode-type temperature sensor (compatible w/ the diode sensor inside
46 many processors), and a controllable fan/analog_out DAC. For the temperature
50 temperature gets higher then the Overtemperature Shutdown value; it stays on
51 until the temperature falls below the Hysteresis value. All temperatures are in
58 the temperature of the processor(s).
62 remote temperature sensor. The driver use the mode set by BIOS by default.
65 the mode with additional remote temperature with adm1022_temp3 parameter.
89 in the temp3 mode), five temperature readings and two fans.
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| /Documentation/driver-api/thermal/ |
| D | exynos_thermal.rst | 17 This driver allows to read temperature inside Samsung Exynos4/5 series of SoC.
19 The chip only exposes the measured 8-bit temperature code value
21 Temperature can be taken from the temperature code.
22 There are three equations converting from temperature to temperature code.
38 Temperature code, T: Temperature,
41 Temperature code measured at 25 degree Celsius which is unchanged
44 Temperature code measured at 85 degree Celsius which is unchanged
47 when temperature exceeds pre-defined levels.
51 Level_0: current temperature > trigger_level_0 + threshold
52 Level_1: current temperature > trigger_level_1 + threshold
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| /Documentation/devicetree/bindings/hwmon/ |
| D | max6697.txt | 24 Only valid for MAX6581. Set to enable extended temperature range.
25 Extended temperature will be disabled if not specified.
28 remote temperature channel 1.
32 Select bit 0 for local temperature, bit 1..7 for remote temperatures.
34 - over-temperature-mask
35 Over-temperature bit mask. Over-temperature reporting disabled for
37 Select bit 0 for local temperature, bit 1..7 for remote temperatures.
38 If not specified, over-temperature reporting will be enabled for all
42 cancellation on remote temperature channel 1.
63 over-temperature-mask = <0x7f>;
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| /Documentation/devicetree/bindings/iio/temperature/ |
| D | mlx90632.txt | 1 * Melexis MLX90632 contactless Infra Red temperature sensor
5 There are various applications for the Infra Red contactless temperature sensor
7 temperature is in range between -20 to 200 degrees Celsius with relative error
8 of measurement below 1 degree Celsius in object temperature range for
9 industrial applications. Since it can operate and measure ambient temperature
13 temperature. MLX90632 can be calibrated to reduce the housing effect via
17 should be set before requesting the object temperature.
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| /Documentation/w1/slaves/ |
| D | w1_therm.rst | 7 * Maxim ds18*20 based temperature sensors.
8 * Maxim ds1825 based temperature sensors.
9 * GXCAS GC20MH01 temperature sensor.
17 w1_therm provides basic temperature conversion for ds18*20, ds28ea00, GX20MH01
31 read sequence will initiate a temperature conversion, then provide two
35 displays the retained values along with a temperature in millidegrees
38 Alternatively, temperature can be read using ``temperature`` sysfs, it
39 returns only the temperature in millidegrees Centigrade.
49 but at least one sensor value has not been read yet. Result temperature is
50 then accessed by reading the ``temperature`` entry of each device, which
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| /Documentation/devicetree/bindings/thermal/ |
| D | qcom-spmi-temp-alarm.txt | 1 Qualcomm QPNP PMIC Temperature Alarm
3 QPNP temperature alarm peripherals are found inside of Qualcomm PMIC chips
5 interrupt signal and status register to identify high PMIC die temperature.
10 - interrupts: PMIC temperature alarm interrupt.
15 which report chip die temperature.
39 temperature = <105000>;
44 temperature = <125000>;
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