Kconfig 12.7 KB
Newer Older
Z
Zhang Rui 已提交
1 2 3 4 5
#
# Generic thermal sysfs drivers configuration
#

menuconfig THERMAL
6
	tristate "Generic Thermal sysfs driver"
Z
Zhang Rui 已提交
7 8 9 10
	help
	  Generic Thermal Sysfs driver offers a generic mechanism for
	  thermal management. Usually it's made up of one or more thermal
	  zone and cooling device.
11
	  Each thermal zone contains its own temperature, trip points,
Z
Zhang Rui 已提交
12 13
	  cooling devices.
	  All platforms with ACPI thermal support can use this driver.
14
	  If you want this support, you should say Y or M here.
15

Z
Zhang Rui 已提交
16 17
if THERMAL

18
config THERMAL_HWMON
19
	bool
20
	prompt "Expose thermal sensors as hwmon device"
21
	depends on HWMON=y || HWMON=THERMAL
22
	default y
23 24 25 26 27 28 29 30
	help
	  In case a sensor is registered with the thermal
	  framework, this option will also register it
	  as a hwmon. The sensor will then have the common
	  hwmon sysfs interface.

	  Say 'Y' here if you want all thermal sensors to
	  have hwmon sysfs interface too.
31

32 33 34 35 36 37 38 39 40 41 42 43 44
config THERMAL_OF
	bool
	prompt "APIs to parse thermal data out of device tree"
	depends on OF
	default y
	help
	  This options provides helpers to add the support to
	  read and parse thermal data definitions out of the
	  device tree blob.

	  Say 'Y' here if you need to build thermal infrastructure
	  based on device tree.

45 46 47 48 49 50 51 52 53 54 55
config THERMAL_WRITABLE_TRIPS
	bool "Enable writable trip points"
	help
	  This option allows the system integrator to choose whether
	  trip temperatures can be changed from userspace. The
	  writable trips need to be specified when setting up the
	  thermal zone but the choice here takes precedence.

	  Say 'Y' here if you would like to allow userspace tools to
	  change trip temperatures.

Z
Zhang Rui 已提交
56 57 58 59 60 61 62 63 64
choice
	prompt "Default Thermal governor"
	default THERMAL_DEFAULT_GOV_STEP_WISE
	help
	  This option sets which thermal governor shall be loaded at
	  startup. If in doubt, select 'step_wise'.

config THERMAL_DEFAULT_GOV_STEP_WISE
	bool "step_wise"
65
	select THERMAL_GOV_STEP_WISE
Z
Zhang Rui 已提交
66 67 68 69 70 71
	help
	  Use the step_wise governor as default. This throttles the
	  devices one step at a time.

config THERMAL_DEFAULT_GOV_FAIR_SHARE
	bool "fair_share"
72
	select THERMAL_GOV_FAIR_SHARE
Z
Zhang Rui 已提交
73 74 75 76 77 78 79
	help
	  Use the fair_share governor as default. This throttles the
	  devices based on their 'contribution' to a zone. The
	  contribution should be provided through platform data.

config THERMAL_DEFAULT_GOV_USER_SPACE
	bool "user_space"
80
	select THERMAL_GOV_USER_SPACE
Z
Zhang Rui 已提交
81 82
	help
	  Select this if you want to let the user space manage the
83
	  platform thermals.
Z
Zhang Rui 已提交
84

85 86 87 88 89 90 91 92
config THERMAL_DEFAULT_GOV_POWER_ALLOCATOR
	bool "power_allocator"
	select THERMAL_GOV_POWER_ALLOCATOR
	help
	  Select this if you want to control temperature based on
	  system and device power allocation. This governor can only
	  operate on cooling devices that implement the power API.

Z
Zhang Rui 已提交
93 94
endchoice

95
config THERMAL_GOV_FAIR_SHARE
Z
Zhang Rui 已提交
96 97 98 99
	bool "Fair-share thermal governor"
	help
	  Enable this to manage platform thermals using fair-share governor.

100
config THERMAL_GOV_STEP_WISE
Z
Zhang Rui 已提交
101 102 103
	bool "Step_wise thermal governor"
	help
	  Enable this to manage platform thermals using a simple linear
L
Luka Perkov 已提交
104
	  governor.
Z
Zhang Rui 已提交
105

106 107 108 109 110 111 112 113 114 115
config THERMAL_GOV_BANG_BANG
	bool "Bang Bang thermal governor"
	default n
	help
	  Enable this to manage platform thermals using bang bang governor.

	  Say 'Y' here if you want to use two point temperature regulation
	  used for fans without throttling.  Some fan drivers depend on this
	  governor to be enabled (e.g. acerhdf).

116
config THERMAL_GOV_USER_SPACE
Z
Zhang Rui 已提交
117 118 119 120
	bool "User_space thermal governor"
	help
	  Enable this to let the user space manage the platform thermals.

121 122 123 124 125 126
config THERMAL_GOV_POWER_ALLOCATOR
	bool "Power allocator thermal governor"
	help
	  Enable this to manage platform thermals by dynamically
	  allocating and limiting power to devices.

127
config CPU_THERMAL
128
	bool "generic cpu cooling support"
Z
Zhang Rui 已提交
129
	depends on CPU_FREQ
130
	depends on THERMAL_OF
131 132
	help
	  This implements the generic cpu cooling mechanism through frequency
133 134
	  reduction. An ACPI version of this already exists
	  (drivers/acpi/processor_thermal.c).
135 136
	  This will be useful for platforms using the generic thermal interface
	  and not the ACPI interface.
137

138 139
	  If you want this support, you should say Y here.

140 141 142 143 144 145 146 147 148 149
config CLOCK_THERMAL
	bool "Generic clock cooling support"
	depends on COMMON_CLK
	depends on PM_OPP
	help
	  This entry implements the generic clock cooling mechanism through
	  frequency clipping. Typically used to cool off co-processors. The
	  device that is configured to use this cooling mechanism will be
	  controlled to reduce clock frequency whenever temperature is high.

Ø
Ørjan Eide 已提交
150 151 152 153 154 155 156 157 158 159 160 161 162 163
config DEVFREQ_THERMAL
	bool "Generic device cooling support"
	depends on PM_DEVFREQ
	depends on PM_OPP
	help
	  This implements the generic devfreq cooling mechanism through
	  frequency reduction for devices using devfreq.

	  This will throttle the device by limiting the maximum allowed DVFS
	  frequency corresponding to the cooling level.

	  In order to use the power extensions of the cooling device,
	  devfreq should use the simple_ondemand governor.

164 165
	  If you want this support, you should say Y here.

166 167 168 169 170 171 172 173
config THERMAL_EMULATION
	bool "Thermal emulation mode support"
	help
	  Enable this option to make a emul_temp sysfs node in thermal zone
	  directory to support temperature emulation. With emulation sysfs node,
	  user can manually input temperature and test the different trip
	  threshold behaviour for simulation purpose.

174 175 176 177
	  WARNING: Be careful while enabling this option on production systems,
	  because userland can easily disable the thermal policy by simply
	  flooding this sysfs node with low temperature values.

178 179
config HISI_THERMAL
	tristate "Hisilicon thermal driver"
180
	depends on (ARCH_HISI && CPU_THERMAL && OF) || COMPILE_TEST
181
	depends on HAS_IOMEM
182 183 184 185 186
	help
	  Enable this to plug hisilicon's thermal sensor driver into the Linux
	  thermal framework. cpufreq is used as the cooling device to throttle
	  CPUs when the passive trip is crossed.

187 188 189 190 191 192 193 194 195 196 197
config IMX_THERMAL
	tristate "Temperature sensor driver for Freescale i.MX SoCs"
	depends on CPU_THERMAL
	depends on MFD_SYSCON
	depends on OF
	help
	  Support for Temperature Monitor (TEMPMON) found on Freescale i.MX SoCs.
	  It supports one critical trip point and one passive trip point.  The
	  cpufreq is used as the cooling device to throttle CPUs when the
	  passive trip is crossed.

198
config SPEAR_THERMAL
199
	tristate "SPEAr thermal sensor driver"
200
	depends on PLAT_SPEAR || COMPILE_TEST
201
	depends on HAS_IOMEM
202
	depends on OF
203 204
	help
	  Enable this to plug the SPEAr thermal sensor driver into the Linux
L
Luka Perkov 已提交
205
	  thermal framework.
206

207 208
config ROCKCHIP_THERMAL
	tristate "Rockchip thermal driver"
209
	depends on ARCH_ROCKCHIP || COMPILE_TEST
210
	depends on RESET_CONTROLLER
211
	depends on HAS_IOMEM
212 213 214 215 216 217
	help
	  Rockchip thermal driver provides support for Temperature sensor
	  ADC (TS-ADC) found on Rockchip SoCs. It supports one critical
	  trip point. Cpufreq is used as the cooling device and will throttle
	  CPUs when the Temperature crosses the passive trip point.

218 219
config RCAR_THERMAL
	tristate "Renesas R-Car thermal driver"
S
Simon Horman 已提交
220
	depends on ARCH_RENESAS || COMPILE_TEST
221
	depends on HAS_IOMEM
222 223
	help
	  Enable this to plug the R-Car thermal sensor driver into the Linux
L
Luka Perkov 已提交
224
	  thermal framework.
225

226 227
config KIRKWOOD_THERMAL
	tristate "Temperature sensor on Marvell Kirkwood SoCs"
228
	depends on MACH_KIRKWOOD || COMPILE_TEST
229
	depends on HAS_IOMEM
230 231 232 233 234
	depends on OF
	help
	  Support for the Kirkwood thermal sensor driver into the Linux thermal
	  framework. Only kirkwood 88F6282 and 88F6283 have this sensor.

235 236
config DOVE_THERMAL
	tristate "Temperature sensor on Marvell Dove SoCs"
237
	depends on ARCH_DOVE || MACH_DOVE || COMPILE_TEST
238
	depends on HAS_IOMEM
239 240 241 242 243
	depends on OF
	help
	  Support for the Dove thermal sensor driver in the Linux thermal
	  framework.

244
config DB8500_THERMAL
245 246
	tristate "DB8500 thermal management"
	depends on MFD_DB8500_PRCMU
247 248 249 250 251 252 253
	default y
	help
	  Adds DB8500 thermal management implementation according to the thermal
	  management framework. A thermal zone with several trip points will be
	  created. Cooling devices can be bound to the trip points to cool this
	  thermal zone if trip points reached.

254 255
config ARMADA_THERMAL
	tristate "Armada 370/XP thermal management"
256
	depends on ARCH_MVEBU || COMPILE_TEST
257
	depends on HAS_IOMEM
258 259 260 261 262
	depends on OF
	help
	  Enable this option if you want to have support for thermal management
	  controller present in Armada 370 and Armada XP SoC.

263 264 265 266 267 268 269 270 271 272
config TEGRA_SOCTHERM
	tristate "Tegra SOCTHERM thermal management"
	depends on ARCH_TEGRA
	help
	  Enable this option for integrated thermal management support on NVIDIA
	  Tegra124 systems-on-chip. The driver supports four thermal zones
	  (CPU, GPU, MEM, PLLX). Cooling devices can be bound to the thermal
	  zones to manage temperatures. This option is also required for the
	  emergency thermal reset (thermtrip) feature to function.

273 274
config DB8500_CPUFREQ_COOLING
	tristate "DB8500 cpufreq cooling"
275
	depends on ARCH_U8500 || COMPILE_TEST
276
	depends on HAS_IOMEM
277 278 279 280 281 282 283
	depends on CPU_THERMAL
	default y
	help
	  Adds DB8500 cpufreq cooling devices, and these cooling devices can be
	  bound to thermal zone trip points. When a trip point reached, the
	  bound cpufreq cooling device turns active to set CPU frequency low to
	  cool down the CPU.
284

285 286 287 288 289 290 291 292 293 294
config INTEL_POWERCLAMP
	tristate "Intel PowerClamp idle injection driver"
	depends on THERMAL
	depends on X86
	depends on CPU_SUP_INTEL
	help
	  Enable this to enable Intel PowerClamp idle injection driver. This
	  enforce idle time which results in more package C-state residency. The
	  user interface is exposed via generic thermal framework.

295 296
config X86_PKG_TEMP_THERMAL
	tristate "X86 package temperature thermal driver"
297
	depends on X86_THERMAL_VECTOR
298
	select THERMAL_GOV_USER_SPACE
299
	select THERMAL_WRITABLE_TRIPS
300 301 302 303 304 305 306
	default m
	help
	  Enable this to register CPU digital sensor for package temperature as
	  thermal zone. Each package will have its own thermal zone. There are
	  two trip points which can be set by user to get notifications via thermal
	  notification methods.

307 308 309 310 311 312 313 314 315 316
config INTEL_SOC_DTS_IOSF_CORE
	tristate
	depends on X86
	select IOSF_MBI
	help
	  This is becoming a common feature for Intel SoCs to expose the additional
	  digital temperature sensors (DTSs) using side band interface (IOSF). This
	  implements the common set of helper functions to register, get temperature
	  and get/set thresholds on DTSs.

317 318
config INTEL_SOC_DTS_THERMAL
	tristate "Intel SoCs DTS thermal driver"
319 320
	depends on X86
	select INTEL_SOC_DTS_IOSF_CORE
321
	select THERMAL_WRITABLE_TRIPS
322 323 324 325 326 327 328 329 330
	help
	  Enable this to register Intel SoCs (e.g. Bay Trail) platform digital
	  temperature sensor (DTS). These SoCs have two additional DTSs in
	  addition to DTSs on CPU cores. Each DTS will be registered as a
	  thermal zone. There are two trip points. One of the trip point can
	  be set by user mode programs to get notifications via Linux thermal
	  notification methods.The other trip is a critical trip point, which
	  was set by the driver based on the TJ MAX temperature.

331 332 333 334 335 336 337 338 339 340
config INTEL_QUARK_DTS_THERMAL
	tristate "Intel Quark DTS thermal driver"
	depends on X86_INTEL_QUARK
	help
	  Enable this to register Intel Quark SoC (e.g. X1000) platform digital
	  temperature sensor (DTS). For X1000 SoC, it has one on-die DTS.
	  The DTS will be registered as a thermal zone. There are two trip points:
	  hot & critical. The critical trip point default value is set by
	  underlying BIOS/Firmware.

341 342 343
menu "ACPI INT340X thermal drivers"
source drivers/thermal/int340x_thermal/Kconfig
endmenu
344

345 346 347 348 349 350 351 352
config INTEL_PCH_THERMAL
	tristate "Intel PCH Thermal Reporting Driver"
	depends on X86 && PCI
	help
	  Enable this to support thermal reporting on certain intel PCHs.
	  Thermal reporting device will provide temperature reading,
	  programmable trip points and other information.

353 354 355
config MTK_THERMAL
	tristate "Temperature sensor driver for mediatek SoCs"
	depends on ARCH_MEDIATEK || COMPILE_TEST
356
	depends on HAS_IOMEM
357
	depends on NVMEM || NVMEM=n
358
	depends on RESET_CONTROLLER
359 360 361 362 363
	default y
	help
	  Enable this option if you want to have support for thermal management
	  controller present in Mediatek SoCs

364
menu "Texas Instruments thermal drivers"
365
depends on ARCH_HAS_BANDGAP || COMPILE_TEST
366
depends on HAS_IOMEM
367 368
source "drivers/thermal/ti-soc-thermal/Kconfig"
endmenu
369

370
menu "Samsung thermal drivers"
371
depends on ARCH_EXYNOS || COMPILE_TEST
372 373 374
source "drivers/thermal/samsung/Kconfig"
endmenu

375 376 377 378 379
menu "STMicroelectronics thermal drivers"
depends on ARCH_STI && OF
source "drivers/thermal/st/Kconfig"
endmenu

380 381
config QCOM_SPMI_TEMP_ALARM
	tristate "Qualcomm SPMI PMIC Temperature Alarm"
382
	depends on OF && SPMI && IIO
383 384 385 386 387 388 389 390
	select REGMAP_SPMI
	help
	  This enables a thermal sysfs driver for Qualcomm plug-and-play (QPNP)
	  PMIC devices. It shows up in sysfs as a thermal sensor with multiple
	  trip points. The temperature reported by the thermal sensor reflects the
	  real time die temperature if an ADC is present or an estimate of the
	  temperature based upon the over temperature stage value.

Z
Zhang Rui 已提交
391
endif