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1#
2# Generic thermal sysfs drivers configuration
3#
4
5menuconfig THERMAL
63c4ec90 6 tristate "Generic Thermal sysfs driver"
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7 help
8 Generic Thermal Sysfs driver offers a generic mechanism for
9 thermal management. Usually it's made up of one or more thermal
10 zone and cooling device.
543a9561 11 Each thermal zone contains its own temperature, trip points,
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12 cooling devices.
13 All platforms with ACPI thermal support can use this driver.
63c4ec90 14 If you want this support, you should say Y or M here.
16d75239 15
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16if THERMAL
17
16d75239 18config THERMAL_HWMON
ab92402a 19 bool
0dd88793 20 prompt "Expose thermal sensors as hwmon device"
16d75239 21 depends on HWMON=y || HWMON=THERMAL
ab92402a 22 default y
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23 help
24 In case a sensor is registered with the thermal
25 framework, this option will also register it
26 as a hwmon. The sensor will then have the common
27 hwmon sysfs interface.
28
29 Say 'Y' here if you want all thermal sensors to
30 have hwmon sysfs interface too.
6a92c366 31
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32config THERMAL_OF
33 bool
34 prompt "APIs to parse thermal data out of device tree"
35 depends on OF
36 default y
37 help
38 This options provides helpers to add the support to
39 read and parse thermal data definitions out of the
40 device tree blob.
41
42 Say 'Y' here if you need to build thermal infrastructure
43 based on device tree.
44
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45config THERMAL_WRITABLE_TRIPS
46 bool "Enable writable trip points"
47 help
48 This option allows the system integrator to choose whether
49 trip temperatures can be changed from userspace. The
50 writable trips need to be specified when setting up the
51 thermal zone but the choice here takes precedence.
52
53 Say 'Y' here if you would like to allow userspace tools to
54 change trip temperatures.
55
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56choice
57 prompt "Default Thermal governor"
58 default THERMAL_DEFAULT_GOV_STEP_WISE
59 help
60 This option sets which thermal governor shall be loaded at
61 startup. If in doubt, select 'step_wise'.
62
63config THERMAL_DEFAULT_GOV_STEP_WISE
64 bool "step_wise"
9d185d04 65 select THERMAL_GOV_STEP_WISE
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66 help
67 Use the step_wise governor as default. This throttles the
68 devices one step at a time.
69
70config THERMAL_DEFAULT_GOV_FAIR_SHARE
71 bool "fair_share"
9d185d04 72 select THERMAL_GOV_FAIR_SHARE
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73 help
74 Use the fair_share governor as default. This throttles the
75 devices based on their 'contribution' to a zone. The
76 contribution should be provided through platform data.
77
78config THERMAL_DEFAULT_GOV_USER_SPACE
79 bool "user_space"
9d185d04 80 select THERMAL_GOV_USER_SPACE
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81 help
82 Select this if you want to let the user space manage the
ece238fe 83 platform thermals.
72e19897 84
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85config THERMAL_DEFAULT_GOV_POWER_ALLOCATOR
86 bool "power_allocator"
87 select THERMAL_GOV_POWER_ALLOCATOR
88 help
89 Select this if you want to control temperature based on
90 system and device power allocation. This governor can only
91 operate on cooling devices that implement the power API.
92
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93endchoice
94
9d185d04 95config THERMAL_GOV_FAIR_SHARE
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96 bool "Fair-share thermal governor"
97 help
98 Enable this to manage platform thermals using fair-share governor.
99
9d185d04 100config THERMAL_GOV_STEP_WISE
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101 bool "Step_wise thermal governor"
102 help
103 Enable this to manage platform thermals using a simple linear
a8227948 104 governor.
72e19897 105
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106config THERMAL_GOV_BANG_BANG
107 bool "Bang Bang thermal governor"
108 default n
109 help
110 Enable this to manage platform thermals using bang bang governor.
111
112 Say 'Y' here if you want to use two point temperature regulation
113 used for fans without throttling. Some fan drivers depend on this
114 governor to be enabled (e.g. acerhdf).
115
9d185d04 116config THERMAL_GOV_USER_SPACE
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117 bool "User_space thermal governor"
118 help
119 Enable this to let the user space manage the platform thermals.
120
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121config THERMAL_GOV_POWER_ALLOCATOR
122 bool "Power allocator thermal governor"
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123 help
124 Enable this to manage platform thermals by dynamically
125 allocating and limiting power to devices.
126
02361418 127config CPU_THERMAL
bbf7fc88 128 bool "generic cpu cooling support"
72e19897 129 depends on CPU_FREQ
39d99cff 130 depends on THERMAL_OF
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131 help
132 This implements the generic cpu cooling mechanism through frequency
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133 reduction. An ACPI version of this already exists
134 (drivers/acpi/processor_thermal.c).
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135 This will be useful for platforms using the generic thermal interface
136 and not the ACPI interface.
f7188b3d 137
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138 If you want this support, you should say Y here.
139
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140config CLOCK_THERMAL
141 bool "Generic clock cooling support"
142 depends on COMMON_CLK
143 depends on PM_OPP
144 help
145 This entry implements the generic clock cooling mechanism through
146 frequency clipping. Typically used to cool off co-processors. The
147 device that is configured to use this cooling mechanism will be
148 controlled to reduce clock frequency whenever temperature is high.
149
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150config DEVFREQ_THERMAL
151 bool "Generic device cooling support"
152 depends on PM_DEVFREQ
153 depends on PM_OPP
154 help
155 This implements the generic devfreq cooling mechanism through
156 frequency reduction for devices using devfreq.
157
158 This will throttle the device by limiting the maximum allowed DVFS
159 frequency corresponding to the cooling level.
160
161 In order to use the power extensions of the cooling device,
162 devfreq should use the simple_ondemand governor.
163
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164 If you want this support, you should say Y here.
165
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166config THERMAL_EMULATION
167 bool "Thermal emulation mode support"
168 help
169 Enable this option to make a emul_temp sysfs node in thermal zone
170 directory to support temperature emulation. With emulation sysfs node,
171 user can manually input temperature and test the different trip
172 threshold behaviour for simulation purpose.
173
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174 WARNING: Be careful while enabling this option on production systems,
175 because userland can easily disable the thermal policy by simply
176 flooding this sysfs node with low temperature values.
177
9a5238a9 178config HISI_THERMAL
179 tristate "Hisilicon thermal driver"
f05f4821 180 depends on ARCH_HISI || COMPILE_TEST
bf82c350 181 depends on HAS_IOMEM
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182 depends on OF
183 default y
9a5238a9 184 help
185 Enable this to plug hisilicon's thermal sensor driver into the Linux
186 thermal framework. cpufreq is used as the cooling device to throttle
187 CPUs when the passive trip is crossed.
188
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189config IMX_THERMAL
190 tristate "Temperature sensor driver for Freescale i.MX SoCs"
eea6a364 191 depends on (ARCH_MXC && CPU_THERMAL) || COMPILE_TEST
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192 depends on MFD_SYSCON
193 depends on OF
194 help
195 Support for Temperature Monitor (TEMPMON) found on Freescale i.MX SoCs.
196 It supports one critical trip point and one passive trip point. The
197 cpufreq is used as the cooling device to throttle CPUs when the
198 passive trip is crossed.
199
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200config MAX77620_THERMAL
201 tristate "Temperature sensor driver for Maxim MAX77620 PMIC"
202 depends on MFD_MAX77620
203 depends on OF
204 help
205 Support for die junction temperature warning alarm for Maxim
206 Semiconductor PMIC MAX77620 device. Device generates two alarm
207 interrupts when PMIC die temperature cross the threshold of
208 120 degC and 140 degC.
209
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210config QORIQ_THERMAL
211 tristate "QorIQ Thermal Monitoring Unit"
212 depends on THERMAL_OF
213 depends on HAS_IOMEM
214 help
215 Support for Thermal Monitoring Unit (TMU) found on QorIQ platforms.
216 It supports one critical trip point and one passive trip point. The
217 cpufreq is used as the cooling device to throttle CPUs when the
218 passive trip is crossed.
219
6a92c366 220config SPEAR_THERMAL
4d2f1794 221 tristate "SPEAr thermal sensor driver"
aa2937b7 222 depends on PLAT_SPEAR || COMPILE_TEST
bf82c350 223 depends on HAS_IOMEM
b9c7aff4 224 depends on OF
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225 help
226 Enable this to plug the SPEAr thermal sensor driver into the Linux
a8227948 227 thermal framework.
1e426ffd 228
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229config ROCKCHIP_THERMAL
230 tristate "Rockchip thermal driver"
444f9b00 231 depends on ARCH_ROCKCHIP || COMPILE_TEST
cbac8f63 232 depends on RESET_CONTROLLER
bf82c350 233 depends on HAS_IOMEM
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234 help
235 Rockchip thermal driver provides support for Temperature sensor
236 ADC (TS-ADC) found on Rockchip SoCs. It supports one critical
237 trip point. Cpufreq is used as the cooling device and will throttle
238 CPUs when the Temperature crosses the passive trip point.
239
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240config RCAR_THERMAL
241 tristate "Renesas R-Car thermal driver"
8255e4e2 242 depends on ARCH_RENESAS || COMPILE_TEST
d1c8b041 243 depends on HAS_IOMEM
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244 help
245 Enable this to plug the R-Car thermal sensor driver into the Linux
a8227948 246 thermal framework.
c48cbba6 247
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248config KIRKWOOD_THERMAL
249 tristate "Temperature sensor on Marvell Kirkwood SoCs"
9c8aa959 250 depends on MACH_KIRKWOOD || COMPILE_TEST
bf82c350 251 depends on HAS_IOMEM
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252 depends on OF
253 help
254 Support for the Kirkwood thermal sensor driver into the Linux thermal
255 framework. Only kirkwood 88F6282 and 88F6283 have this sensor.
256
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257config DOVE_THERMAL
258 tristate "Temperature sensor on Marvell Dove SoCs"
07fffd5c 259 depends on ARCH_DOVE || MACH_DOVE || COMPILE_TEST
bf82c350 260 depends on HAS_IOMEM
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261 depends on OF
262 help
263 Support for the Dove thermal sensor driver in the Linux thermal
264 framework.
265
aa1acb04 266config DB8500_THERMAL
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267 tristate "DB8500 thermal management"
268 depends on MFD_DB8500_PRCMU
aa1acb04 269 default y
270 help
271 Adds DB8500 thermal management implementation according to the thermal
272 management framework. A thermal zone with several trip points will be
273 created. Cooling devices can be bound to the trip points to cool this
274 thermal zone if trip points reached.
275
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276config ARMADA_THERMAL
277 tristate "Armada 370/XP thermal management"
1b158267 278 depends on ARCH_MVEBU || COMPILE_TEST
bf82c350 279 depends on HAS_IOMEM
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280 depends on OF
281 help
282 Enable this option if you want to have support for thermal management
283 controller present in Armada 370 and Armada XP SoC.
284
aa1acb04 285config DB8500_CPUFREQ_COOLING
286 tristate "DB8500 cpufreq cooling"
527860fe 287 depends on ARCH_U8500 || COMPILE_TEST
bf82c350 288 depends on HAS_IOMEM
aa1acb04 289 depends on CPU_THERMAL
290 default y
291 help
292 Adds DB8500 cpufreq cooling devices, and these cooling devices can be
293 bound to thermal zone trip points. When a trip point reached, the
294 bound cpufreq cooling device turns active to set CPU frequency low to
295 cool down the CPU.
a56757af 296
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297config INTEL_POWERCLAMP
298 tristate "Intel PowerClamp idle injection driver"
299 depends on THERMAL
300 depends on X86
301 depends on CPU_SUP_INTEL
302 help
303 Enable this to enable Intel PowerClamp idle injection driver. This
304 enforce idle time which results in more package C-state residency. The
305 user interface is exposed via generic thermal framework.
306
6e07a28c 307config THERMAL_BCM2835
308 depends on RASPBERRYPI_FIRMWARE
309 tristate "BCM2835 Thermal Driver"
310 help
311 This will enable temperature monitoring for the Broadcom BCM2835
312 chip. If built as a module, it will be called 'bcm2835-thermal'.
313
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314config X86_PKG_TEMP_THERMAL
315 tristate "X86 package temperature thermal driver"
b3ba0206 316 depends on X86_THERMAL_VECTOR
f1a18a10 317 select THERMAL_GOV_USER_SPACE
98cadf25 318 select THERMAL_WRITABLE_TRIPS
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319 default m
320 help
321 Enable this to register CPU digital sensor for package temperature as
322 thermal zone. Each package will have its own thermal zone. There are
323 two trip points which can be set by user to get notifications via thermal
324 notification methods.
325
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326config INTEL_SOC_DTS_IOSF_CORE
327 tristate
328 depends on X86
329 select IOSF_MBI
330 help
331 This is becoming a common feature for Intel SoCs to expose the additional
332 digital temperature sensors (DTSs) using side band interface (IOSF). This
333 implements the common set of helper functions to register, get temperature
334 and get/set thresholds on DTSs.
335
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336config INTEL_SOC_DTS_THERMAL
337 tristate "Intel SoCs DTS thermal driver"
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338 depends on X86
339 select INTEL_SOC_DTS_IOSF_CORE
98cadf25 340 select THERMAL_WRITABLE_TRIPS
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341 help
342 Enable this to register Intel SoCs (e.g. Bay Trail) platform digital
343 temperature sensor (DTS). These SoCs have two additional DTSs in
344 addition to DTSs on CPU cores. Each DTS will be registered as a
345 thermal zone. There are two trip points. One of the trip point can
346 be set by user mode programs to get notifications via Linux thermal
347 notification methods.The other trip is a critical trip point, which
348 was set by the driver based on the TJ MAX temperature.
349
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350config INTEL_QUARK_DTS_THERMAL
351 tristate "Intel Quark DTS thermal driver"
352 depends on X86_INTEL_QUARK
353 help
354 Enable this to register Intel Quark SoC (e.g. X1000) platform digital
355 temperature sensor (DTS). For X1000 SoC, it has one on-die DTS.
356 The DTS will be registered as a thermal zone. There are two trip points:
357 hot & critical. The critical trip point default value is set by
358 underlying BIOS/Firmware.
359
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360menu "ACPI INT340X thermal drivers"
361source drivers/thermal/int340x_thermal/Kconfig
362endmenu
52b1c69d 363
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364config INTEL_BXT_PMIC_THERMAL
365 tristate "Intel Broxton PMIC thermal driver"
366 depends on X86 && INTEL_SOC_PMIC && REGMAP
367 help
368 Select this driver for Intel Broxton PMIC with ADC channels monitoring
369 system temperature measurements and alerts.
370 This driver is used for monitoring the ADC channels of PMIC and handles
371 the alert trip point interrupts and notifies the thermal framework with
372 the trip point and temperature details of the zone.
373
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374config INTEL_PCH_THERMAL
375 tristate "Intel PCH Thermal Reporting Driver"
376 depends on X86 && PCI
377 help
378 Enable this to support thermal reporting on certain intel PCHs.
379 Thermal reporting device will provide temperature reading,
380 programmable trip points and other information.
381
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382config MTK_THERMAL
383 tristate "Temperature sensor driver for mediatek SoCs"
384 depends on ARCH_MEDIATEK || COMPILE_TEST
74e5053c 385 depends on HAS_IOMEM
62e14f6f 386 depends on NVMEM || NVMEM=n
a6f4850d 387 depends on RESET_CONTROLLER
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388 default y
389 help
390 Enable this option if you want to have support for thermal management
391 controller present in Mediatek SoCs
392
eb982001 393menu "Texas Instruments thermal drivers"
ec2feb47 394depends on ARCH_HAS_BANDGAP || COMPILE_TEST
bf82c350 395depends on HAS_IOMEM
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396source "drivers/thermal/ti-soc-thermal/Kconfig"
397endmenu
f157f596 398
c6821378 399menu "Samsung thermal drivers"
2bf42735 400depends on ARCH_EXYNOS || COMPILE_TEST
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401source "drivers/thermal/samsung/Kconfig"
402endmenu
403
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404menu "STMicroelectronics thermal drivers"
405depends on ARCH_STI && OF
406source "drivers/thermal/st/Kconfig"
407endmenu
408
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409config TANGO_THERMAL
410 tristate "Tango thermal management"
411 depends on ARCH_TANGO || COMPILE_TEST
412 help
413 Enable the Tango thermal driver, which supports the primitive
414 temperature sensor embedded in Tango chips since the SMP8758.
415 This sensor only generates a 1-bit signal to indicate whether
416 the die temperature exceeds a programmable threshold.
417
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418source "drivers/thermal/tegra/Kconfig"
419
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420config QCOM_SPMI_TEMP_ALARM
421 tristate "Qualcomm SPMI PMIC Temperature Alarm"
e4217468 422 depends on OF && SPMI && IIO
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423 select REGMAP_SPMI
424 help
425 This enables a thermal sysfs driver for Qualcomm plug-and-play (QPNP)
426 PMIC devices. It shows up in sysfs as a thermal sensor with multiple
427 trip points. The temperature reported by the thermal sensor reflects the
428 real time die temperature if an ADC is present or an estimate of the
429 temperature based upon the over temperature stage value.
430
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431config GENERIC_ADC_THERMAL
432 tristate "Generic ADC based thermal sensor"
433 depends on IIO
434 help
435 This enabled a thermal sysfs driver for the temperature sensor
436 which is connected to the General Purpose ADC. The ADC channel
437 is read via IIO framework and the channel information is provided
438 to this driver. This driver reports the temperature by reading ADC
439 channel and converts it to temperature based on lookup table.
440
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441menu "Qualcomm thermal drivers"
442depends on (ARCH_QCOM && OF) || COMPILE_TEST
443source "drivers/thermal/qcom/Kconfig"
444endmenu
445
72e19897 446endif