thermal: qoriq: Add hwmon support
[linux-block.git] / drivers / thermal / Kconfig
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ec8f24b7 1# SPDX-License-Identifier: GPL-2.0-only
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2#
3# Generic thermal sysfs drivers configuration
4#
5
6menuconfig THERMAL
554b3529 7 bool "Generic Thermal sysfs driver"
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8 help
9 Generic Thermal Sysfs driver offers a generic mechanism for
10 thermal management. Usually it's made up of one or more thermal
11 zone and cooling device.
543a9561 12 Each thermal zone contains its own temperature, trip points,
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13 cooling devices.
14 All platforms with ACPI thermal support can use this driver.
554b3529 15 If you want this support, you should say Y here.
16d75239 16
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17if THERMAL
18
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19config THERMAL_STATISTICS
20 bool "Thermal state transition statistics"
21 help
22 Export thermal state transition statistics information through sysfs.
23
24 If in doubt, say N.
25
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26config THERMAL_EMERGENCY_POWEROFF_DELAY_MS
27 int "Emergency poweroff delay in milli-seconds"
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28 default 0
29 help
30 Thermal subsystem will issue a graceful shutdown when
31 critical temperatures are reached using orderly_poweroff(). In
32 case of failure of an orderly_poweroff(), the thermal emergency
33 poweroff kicks in after a delay has elapsed and shuts down the system.
34 This config is number of milliseconds to delay before emergency
35 poweroff kicks in. Similarly to the critical trip point,
36 the delay should be carefully profiled so as to give adequate
37 time for orderly_poweroff() to finish on regular execution.
38 If set to 0 emergency poweroff will not be supported.
39
40 In doubt, leave as 0.
41
16d75239 42config THERMAL_HWMON
ab92402a 43 bool
0dd88793 44 prompt "Expose thermal sensors as hwmon device"
16d75239 45 depends on HWMON=y || HWMON=THERMAL
ab92402a 46 default y
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47 help
48 In case a sensor is registered with the thermal
49 framework, this option will also register it
50 as a hwmon. The sensor will then have the common
51 hwmon sysfs interface.
52
53 Say 'Y' here if you want all thermal sensors to
54 have hwmon sysfs interface too.
6a92c366 55
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56config THERMAL_OF
57 bool
58 prompt "APIs to parse thermal data out of device tree"
59 depends on OF
60 default y
61 help
62 This options provides helpers to add the support to
63 read and parse thermal data definitions out of the
64 device tree blob.
65
66 Say 'Y' here if you need to build thermal infrastructure
67 based on device tree.
68
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69config THERMAL_WRITABLE_TRIPS
70 bool "Enable writable trip points"
71 help
72 This option allows the system integrator to choose whether
73 trip temperatures can be changed from userspace. The
74 writable trips need to be specified when setting up the
75 thermal zone but the choice here takes precedence.
76
77 Say 'Y' here if you would like to allow userspace tools to
78 change trip temperatures.
79
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80choice
81 prompt "Default Thermal governor"
82 default THERMAL_DEFAULT_GOV_STEP_WISE
83 help
84 This option sets which thermal governor shall be loaded at
85 startup. If in doubt, select 'step_wise'.
86
87config THERMAL_DEFAULT_GOV_STEP_WISE
88 bool "step_wise"
9d185d04 89 select THERMAL_GOV_STEP_WISE
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90 help
91 Use the step_wise governor as default. This throttles the
92 devices one step at a time.
93
94config THERMAL_DEFAULT_GOV_FAIR_SHARE
95 bool "fair_share"
9d185d04 96 select THERMAL_GOV_FAIR_SHARE
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97 help
98 Use the fair_share governor as default. This throttles the
99 devices based on their 'contribution' to a zone. The
100 contribution should be provided through platform data.
101
102config THERMAL_DEFAULT_GOV_USER_SPACE
103 bool "user_space"
9d185d04 104 select THERMAL_GOV_USER_SPACE
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105 help
106 Select this if you want to let the user space manage the
ece238fe 107 platform thermals.
72e19897 108
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109config THERMAL_DEFAULT_GOV_POWER_ALLOCATOR
110 bool "power_allocator"
50260614 111 depends on THERMAL_GOV_POWER_ALLOCATOR
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112 help
113 Select this if you want to control temperature based on
114 system and device power allocation. This governor can only
115 operate on cooling devices that implement the power API.
116
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117endchoice
118
9d185d04 119config THERMAL_GOV_FAIR_SHARE
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120 bool "Fair-share thermal governor"
121 help
122 Enable this to manage platform thermals using fair-share governor.
123
9d185d04 124config THERMAL_GOV_STEP_WISE
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125 bool "Step_wise thermal governor"
126 help
127 Enable this to manage platform thermals using a simple linear
a8227948 128 governor.
72e19897 129
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130config THERMAL_GOV_BANG_BANG
131 bool "Bang Bang thermal governor"
132 default n
133 help
134 Enable this to manage platform thermals using bang bang governor.
135
136 Say 'Y' here if you want to use two point temperature regulation
137 used for fans without throttling. Some fan drivers depend on this
138 governor to be enabled (e.g. acerhdf).
139
9d185d04 140config THERMAL_GOV_USER_SPACE
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141 bool "User_space thermal governor"
142 help
143 Enable this to let the user space manage the platform thermals.
144
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145config THERMAL_GOV_POWER_ALLOCATOR
146 bool "Power allocator thermal governor"
a4e893e8 147 depends on ENERGY_MODEL
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148 help
149 Enable this to manage platform thermals by dynamically
150 allocating and limiting power to devices.
151
02361418 152config CPU_THERMAL
2e31c856 153 bool "Generic cpu cooling support"
72e19897 154 depends on CPU_FREQ
39d99cff 155 depends on THERMAL_OF
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156 help
157 This implements the generic cpu cooling mechanism through frequency
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158 reduction. An ACPI version of this already exists
159 (drivers/acpi/processor_thermal.c).
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160 This will be useful for platforms using the generic thermal interface
161 and not the ACPI interface.
f7188b3d 162
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163 If you want this support, you should say Y here.
164
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165config CLOCK_THERMAL
166 bool "Generic clock cooling support"
167 depends on COMMON_CLK
168 depends on PM_OPP
169 help
170 This entry implements the generic clock cooling mechanism through
171 frequency clipping. Typically used to cool off co-processors. The
172 device that is configured to use this cooling mechanism will be
173 controlled to reduce clock frequency whenever temperature is high.
174
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175config DEVFREQ_THERMAL
176 bool "Generic device cooling support"
177 depends on PM_DEVFREQ
178 depends on PM_OPP
179 help
180 This implements the generic devfreq cooling mechanism through
181 frequency reduction for devices using devfreq.
182
183 This will throttle the device by limiting the maximum allowed DVFS
184 frequency corresponding to the cooling level.
185
186 In order to use the power extensions of the cooling device,
187 devfreq should use the simple_ondemand governor.
188
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189 If you want this support, you should say Y here.
190
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191config THERMAL_EMULATION
192 bool "Thermal emulation mode support"
193 help
194 Enable this option to make a emul_temp sysfs node in thermal zone
195 directory to support temperature emulation. With emulation sysfs node,
196 user can manually input temperature and test the different trip
197 threshold behaviour for simulation purpose.
198
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199 WARNING: Be careful while enabling this option on production systems,
200 because userland can easily disable the thermal policy by simply
201 flooding this sysfs node with low temperature values.
202
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203config THERMAL_MMIO
204 tristate "Generic Thermal MMIO driver"
205 depends on OF || COMPILE_TEST
6ec8070b 206 depends on HAS_IOMEM
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207 help
208 This option enables the generic thermal MMIO driver that will use
209 memory-mapped reads to get the temperature. Any HW/System that
210 allows temperature reading by a single memory-mapped reading, be it
211 register or shared memory, is a potential candidate to work with this
212 driver.
213
9a5238a9 214config HISI_THERMAL
215 tristate "Hisilicon thermal driver"
f05f4821 216 depends on ARCH_HISI || COMPILE_TEST
bf82c350 217 depends on HAS_IOMEM
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218 depends on OF
219 default y
9a5238a9 220 help
221 Enable this to plug hisilicon's thermal sensor driver into the Linux
222 thermal framework. cpufreq is used as the cooling device to throttle
223 CPUs when the passive trip is crossed.
224
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225config IMX_THERMAL
226 tristate "Temperature sensor driver for Freescale i.MX SoCs"
c589c566 227 depends on ARCH_MXC || COMPILE_TEST
531fcdeb 228 depends on NVMEM || !NVMEM
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229 depends on MFD_SYSCON
230 depends on OF
231 help
232 Support for Temperature Monitor (TEMPMON) found on Freescale i.MX SoCs.
233 It supports one critical trip point and one passive trip point. The
234 cpufreq is used as the cooling device to throttle CPUs when the
235 passive trip is crossed.
236
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237config MAX77620_THERMAL
238 tristate "Temperature sensor driver for Maxim MAX77620 PMIC"
239 depends on MFD_MAX77620
240 depends on OF
241 help
242 Support for die junction temperature warning alarm for Maxim
243 Semiconductor PMIC MAX77620 device. Device generates two alarm
244 interrupts when PMIC die temperature cross the threshold of
245 120 degC and 140 degC.
246
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247config QORIQ_THERMAL
248 tristate "QorIQ Thermal Monitoring Unit"
249 depends on THERMAL_OF
250 depends on HAS_IOMEM
251 help
252 Support for Thermal Monitoring Unit (TMU) found on QorIQ platforms.
253 It supports one critical trip point and one passive trip point. The
254 cpufreq is used as the cooling device to throttle CPUs when the
255 passive trip is crossed.
256
6a92c366 257config SPEAR_THERMAL
4d2f1794 258 tristate "SPEAr thermal sensor driver"
aa2937b7 259 depends on PLAT_SPEAR || COMPILE_TEST
bf82c350 260 depends on HAS_IOMEM
b9c7aff4 261 depends on OF
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262 help
263 Enable this to plug the SPEAr thermal sensor driver into the Linux
a8227948 264 thermal framework.
1e426ffd 265
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266config ROCKCHIP_THERMAL
267 tristate "Rockchip thermal driver"
444f9b00 268 depends on ARCH_ROCKCHIP || COMPILE_TEST
cbac8f63 269 depends on RESET_CONTROLLER
bf82c350 270 depends on HAS_IOMEM
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271 help
272 Rockchip thermal driver provides support for Temperature sensor
273 ADC (TS-ADC) found on Rockchip SoCs. It supports one critical
274 trip point. Cpufreq is used as the cooling device and will throttle
275 CPUs when the Temperature crosses the passive trip point.
276
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277config RCAR_THERMAL
278 tristate "Renesas R-Car thermal driver"
8255e4e2 279 depends on ARCH_RENESAS || COMPILE_TEST
d1c8b041 280 depends on HAS_IOMEM
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281 help
282 Enable this to plug the R-Car thermal sensor driver into the Linux
a8227948 283 thermal framework.
c48cbba6 284
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285config RCAR_GEN3_THERMAL
286 tristate "Renesas R-Car Gen3 thermal driver"
287 depends on ARCH_RENESAS || COMPILE_TEST
288 depends on HAS_IOMEM
289 depends on OF
290 help
291 Enable this to plug the R-Car Gen3 thermal sensor driver into the Linux
292 thermal framework.
293
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294config KIRKWOOD_THERMAL
295 tristate "Temperature sensor on Marvell Kirkwood SoCs"
9c8aa959 296 depends on MACH_KIRKWOOD || COMPILE_TEST
bf82c350 297 depends on HAS_IOMEM
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298 depends on OF
299 help
300 Support for the Kirkwood thermal sensor driver into the Linux thermal
301 framework. Only kirkwood 88F6282 and 88F6283 have this sensor.
302
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303config DOVE_THERMAL
304 tristate "Temperature sensor on Marvell Dove SoCs"
07fffd5c 305 depends on ARCH_DOVE || MACH_DOVE || COMPILE_TEST
bf82c350 306 depends on HAS_IOMEM
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307 depends on OF
308 help
309 Support for the Dove thermal sensor driver in the Linux thermal
310 framework.
311
aa1acb04 312config DB8500_THERMAL
26716ce1 313 tristate "DB8500 thermal management"
cb063a83 314 depends on MFD_DB8500_PRCMU && OF
aa1acb04 315 default y
316 help
317 Adds DB8500 thermal management implementation according to the thermal
318 management framework. A thermal zone with several trip points will be
319 created. Cooling devices can be bound to the trip points to cool this
320 thermal zone if trip points reached.
321
fa0d654c 322config ARMADA_THERMAL
a9d58a1a 323 tristate "Marvell EBU Armada SoCs thermal management"
1b158267 324 depends on ARCH_MVEBU || COMPILE_TEST
bf82c350 325 depends on HAS_IOMEM
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326 depends on OF
327 help
328 Enable this option if you want to have support for thermal management
a9d58a1a 329 controller present in Marvell EBU Armada SoCs (370,375,XP,38x,7K,8K).
fa0d654c 330
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331config DA9062_THERMAL
332 tristate "DA9062/DA9061 Dialog Semiconductor thermal driver"
333 depends on MFD_DA9062 || COMPILE_TEST
334 depends on OF
335 help
336 Enable this for the Dialog Semiconductor thermal sensor driver.
337 This will report PMIC junction over-temperature for one thermal trip
338 zone.
339 Compatible with the DA9062 and DA9061 PMICs.
340
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341config MTK_THERMAL
342 tristate "Temperature sensor driver for mediatek SoCs"
343 depends on ARCH_MEDIATEK || COMPILE_TEST
74e5053c 344 depends on HAS_IOMEM
62e14f6f 345 depends on NVMEM || NVMEM=n
a6f4850d 346 depends on RESET_CONTROLLER
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347 default y
348 help
349 Enable this option if you want to have support for thermal management
350 controller present in Mediatek SoCs
351
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352config AMLOGIC_THERMAL
353 tristate "Amlogic Thermal Support"
354 default ARCH_MESON
355 depends on OF && ARCH_MESON
356 help
357 If you say yes here you get support for Amlogic Thermal
358 for G12 SoC Family.
359
360 This driver can also be built as a module. If so, the module will
361 be called amlogic_thermal.
362
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363menu "Intel thermal drivers"
364depends on X86 || X86_INTEL_QUARK || COMPILE_TEST
365source "drivers/thermal/intel/Kconfig"
366endmenu
367
a94cb7ee 368menu "Broadcom thermal drivers"
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369depends on ARCH_BCM || ARCH_BRCMSTB || ARCH_BCM2835 || ARCH_BCM_IPROC || \
370 COMPILE_TEST
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371source "drivers/thermal/broadcom/Kconfig"
372endmenu
373
eb982001 374menu "Texas Instruments thermal drivers"
ec2feb47 375depends on ARCH_HAS_BANDGAP || COMPILE_TEST
bf82c350 376depends on HAS_IOMEM
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377source "drivers/thermal/ti-soc-thermal/Kconfig"
378endmenu
f157f596 379
c6821378 380menu "Samsung thermal drivers"
2bf42735 381depends on ARCH_EXYNOS || COMPILE_TEST
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382source "drivers/thermal/samsung/Kconfig"
383endmenu
384
60aef7ce 385menu "STMicroelectronics thermal drivers"
1d693155 386depends on (ARCH_STI || ARCH_STM32) && OF
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387source "drivers/thermal/st/Kconfig"
388endmenu
389
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390config TANGO_THERMAL
391 tristate "Tango thermal management"
392 depends on ARCH_TANGO || COMPILE_TEST
393 help
394 Enable the Tango thermal driver, which supports the primitive
395 temperature sensor embedded in Tango chips since the SMP8758.
396 This sensor only generates a 1-bit signal to indicate whether
397 the die temperature exceeds a programmable threshold.
398
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399source "drivers/thermal/tegra/Kconfig"
400
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401config GENERIC_ADC_THERMAL
402 tristate "Generic ADC based thermal sensor"
403 depends on IIO
404 help
405 This enabled a thermal sysfs driver for the temperature sensor
406 which is connected to the General Purpose ADC. The ADC channel
407 is read via IIO framework and the channel information is provided
408 to this driver. This driver reports the temperature by reading ADC
409 channel and converts it to temperature based on lookup table.
410
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411menu "Qualcomm thermal drivers"
412depends on (ARCH_QCOM && OF) || COMPILE_TEST
413source "drivers/thermal/qcom/Kconfig"
414endmenu
415
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416config ZX2967_THERMAL
417 tristate "Thermal sensors on zx2967 SoC"
418 depends on ARCH_ZX || COMPILE_TEST
419 help
420 Enable the zx2967 thermal sensors driver, which supports
421 the primitive temperature sensor embedded in zx2967 SoCs.
422 This sensor generates the real time die temperature.
423
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424config UNIPHIER_THERMAL
425 tristate "Socionext UniPhier thermal driver"
426 depends on ARCH_UNIPHIER || COMPILE_TEST
427 depends on THERMAL_OF && MFD_SYSCON
428 help
429 Enable this to plug in UniPhier on-chip PVT thermal driver into the
430 thermal framework. The driver supports CPU thermal zone temperature
431 reporting and a couple of trip points.
72e19897 432endif