xref: /openbmc/linux/drivers/platform/x86/Kconfig (revision 1a765cac)
141b16dceSLen Brown#
241b16dceSLen Brown# X86 Platform Specific Drivers
341b16dceSLen Brown#
441b16dceSLen Brown
541b16dceSLen Brownmenuconfig X86_PLATFORM_DEVICES
641b16dceSLen Brown	bool "X86 Platform Specific Device Drivers"
741b16dceSLen Brown	default y
8a00cd11bSJan Engelhardt	depends on X86
941b16dceSLen Brown	---help---
1041b16dceSLen Brown	  Say Y here to get to see options for device drivers for various
1141b16dceSLen Brown	  x86 platforms, including vendor-specific laptop extension drivers.
1241b16dceSLen Brown	  This option alone does not add any kernel code.
1341b16dceSLen Brown
1441b16dceSLen Brown	  If you say N, all options in this submenu will be skipped and disabled.
1541b16dceSLen Brown
1641b16dceSLen Brownif X86_PLATFORM_DEVICES
1741b16dceSLen Brown
1841b16dceSLen Brownconfig ACER_WMI
1954b1ec89SCarlos Corbacho	tristate "Acer WMI Laptop Extras"
2041b16dceSLen Brown	depends on ACPI
2141b16dceSLen Brown	depends on LEDS_CLASS
2241b16dceSLen Brown	depends on NEW_LEDS
2341b16dceSLen Brown	depends on BACKLIGHT_CLASS_DEVICE
2441b16dceSLen Brown	depends on SERIO_I8042
2519d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
2641b16dceSLen Brown	select ACPI_WMI
2741b16dceSLen Brown	---help---
2841b16dceSLen Brown	  This is a driver for newer Acer (and Wistron) laptops. It adds
2941b16dceSLen Brown	  wireless radio and bluetooth control, and on some laptops,
3041b16dceSLen Brown	  exposes the mail LED and LCD backlight.
3141b16dceSLen Brown
3241b16dceSLen Brown	  For more information about this driver see
3341b16dceSLen Brown	  <file:Documentation/laptops/acer-wmi.txt>
3441b16dceSLen Brown
3541b16dceSLen Brown	  If you have an ACPI-WMI compatible Acer/ Wistron laptop, say Y or M
3641b16dceSLen Brown	  here.
3741b16dceSLen Brown
38e86435ebSPeter Feuererconfig ACERHDF
39e86435ebSPeter Feuerer	tristate "Acer Aspire One temperature and fan driver"
40e86435ebSPeter Feuerer	depends on THERMAL && THERMAL_HWMON && ACPI
41e86435ebSPeter Feuerer	---help---
42e86435ebSPeter Feuerer	  This is a driver for Acer Aspire One netbooks. It allows to access
43e86435ebSPeter Feuerer	  the temperature sensor and to control the fan.
44e86435ebSPeter Feuerer
45e86435ebSPeter Feuerer	  After loading this driver the BIOS is still in control of the fan.
46e86435ebSPeter Feuerer	  To let the kernel handle the fan, do:
47e86435ebSPeter Feuerer	  echo -n enabled > /sys/class/thermal/thermal_zone0/mode
48e86435ebSPeter Feuerer
49e86435ebSPeter Feuerer	  For more information about this driver see
50e86435ebSPeter Feuerer	  <http://piie.net/files/acerhdf_README.txt>
51e86435ebSPeter Feuerer
52e86435ebSPeter Feuerer	  If you have an Acer Aspire One netbook, say Y or M
53e86435ebSPeter Feuerer	  here.
54e86435ebSPeter Feuerer
5541b16dceSLen Brownconfig ASUS_LAPTOP
566122af37SCorentin Chary	tristate "Asus Laptop Extras"
5741b16dceSLen Brown	depends on ACPI
5821ab01e2SCorentin Chary	depends on !ACPI_ASUS
59e73e2c62SCorentin Chary	select LEDS_CLASS
60e73e2c62SCorentin Chary	select NEW_LEDS
61e73e2c62SCorentin Chary	select BACKLIGHT_CLASS_DEVICE
6212d6f35bSCorentin Chary	depends on INPUT
6318e1311eSCorentin Chary	depends on RFKILL || RFKILL = n
6466a71dd1SCorentin Chary	select INPUT_SPARSEKMAP
6541b16dceSLen Brown	---help---
6641b16dceSLen Brown	  This is the new Linux driver for Asus laptops. It may also support some
6741b16dceSLen Brown	  MEDION, JVC or VICTOR laptops. It makes all the extra buttons generate
6876593d6fSCorentin Chary	  standard ACPI events and input events. It also adds
6941b16dceSLen Brown	  support for video output switching, LCD backlight control, Bluetooth and
7041b16dceSLen Brown	  Wlan control, and most importantly, allows you to blink those fancy LEDs.
7141b16dceSLen Brown
7241b16dceSLen Brown	  For more information and a userspace daemon for handling the extra
7376593d6fSCorentin Chary	  buttons see <http://acpi4asus.sf.net>.
7441b16dceSLen Brown
7541b16dceSLen Brown	  If you have an ACPI-compatible ASUS laptop, say Y or M here.
7641b16dceSLen Brown
77cad73120SLen Brownconfig DELL_LAPTOP
78cad73120SLen Brown	tristate "Dell Laptop Extras (EXPERIMENTAL)"
79cad73120SLen Brown	depends on X86
80cad73120SLen Brown	depends on DCDBAS
81cad73120SLen Brown	depends on EXPERIMENTAL
82cad73120SLen Brown	depends on BACKLIGHT_CLASS_DEVICE
8319d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
84310d8c93SRandy Dunlap	depends on POWER_SUPPLY
85814cb8adSMatthew Garrett	depends on SERIO_I8042
86cad73120SLen Brown	default n
87cad73120SLen Brown	---help---
88cad73120SLen Brown	This driver adds support for rfkill and backlight control to Dell
89cad73120SLen Brown	laptops.
90cad73120SLen Brown
910b3f6109SMatthew Garrettconfig DELL_WMI
920b3f6109SMatthew Garrett	tristate "Dell WMI extras"
930b3f6109SMatthew Garrett	depends on ACPI_WMI
940b3f6109SMatthew Garrett	depends on INPUT
950b3f6109SMatthew Garrett	---help---
960b3f6109SMatthew Garrett	  Say Y here if you want to support WMI-based hotkeys on Dell laptops.
970b3f6109SMatthew Garrett
980b3f6109SMatthew Garrett	  To compile this driver as a module, choose M here: the module will
990b3f6109SMatthew Garrett	  be called dell-wmi.
1000b3f6109SMatthew Garrett
10141b16dceSLen Brownconfig FUJITSU_LAPTOP
10241b16dceSLen Brown	tristate "Fujitsu Laptop Extras"
10341b16dceSLen Brown	depends on ACPI
10441b16dceSLen Brown	depends on INPUT
10541b16dceSLen Brown	depends on BACKLIGHT_CLASS_DEVICE
106c1b5310aSJonathan Woithe	depends on LEDS_CLASS || LEDS_CLASS=n
10741b16dceSLen Brown	---help---
10841b16dceSLen Brown	  This is a driver for laptops built by Fujitsu:
10941b16dceSLen Brown
11041b16dceSLen Brown	    * P2xxx/P5xxx/S6xxx/S7xxx series Lifebooks
11141b16dceSLen Brown	    * Possibly other Fujitsu laptop models
11241b16dceSLen Brown	    * Tested with S6410 and S7020
11341b16dceSLen Brown
11441b16dceSLen Brown	  It adds support for LCD brightness control and some hotkeys.
11541b16dceSLen Brown
11641b16dceSLen Brown	  If you have a Fujitsu laptop, say Y or M here.
11741b16dceSLen Brown
11841b16dceSLen Brownconfig FUJITSU_LAPTOP_DEBUG
11941b16dceSLen Brown	bool "Verbose debug mode for Fujitsu Laptop Extras"
12041b16dceSLen Brown	depends on FUJITSU_LAPTOP
12141b16dceSLen Brown	default n
12241b16dceSLen Brown	---help---
12341b16dceSLen Brown	  Enables extra debug output from the fujitsu extras driver, at the
12441b16dceSLen Brown	  expense of a slight increase in driver size.
12541b16dceSLen Brown
12641b16dceSLen Brown	  If you are not sure, say N here.
12741b16dceSLen Brown
12841b16dceSLen Brownconfig TC1100_WMI
12941b16dceSLen Brown	tristate "HP Compaq TC1100 Tablet WMI Extras (EXPERIMENTAL)"
13041b16dceSLen Brown	depends on !X86_64
13141b16dceSLen Brown	depends on EXPERIMENTAL
13241b16dceSLen Brown	depends on ACPI
13341b16dceSLen Brown	select ACPI_WMI
13441b16dceSLen Brown	---help---
13541b16dceSLen Brown	  This is a driver for the WMI extensions (wireless and bluetooth power
13641b16dceSLen Brown	  control) of the HP Compaq TC1100 tablet.
13741b16dceSLen Brown
13841b16dceSLen Brownconfig HP_WMI
13941b16dceSLen Brown	tristate "HP WMI extras"
14041b16dceSLen Brown	depends on ACPI_WMI
14141b16dceSLen Brown	depends on INPUT
14219d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
14341b16dceSLen Brown	help
14441b16dceSLen Brown	 Say Y here if you want to support WMI-based hotkeys on HP laptops and
14541b16dceSLen Brown	 to read data from WMI such as docking or ambient light sensor state.
14641b16dceSLen Brown
14741b16dceSLen Brown	 To compile this driver as a module, choose M here: the module will
14841b16dceSLen Brown	 be called hp-wmi.
14941b16dceSLen Brown
15041b16dceSLen Brownconfig MSI_LAPTOP
15141b16dceSLen Brown	tristate "MSI Laptop Extras"
15241b16dceSLen Brown	depends on ACPI
15341b16dceSLen Brown	depends on BACKLIGHT_CLASS_DEVICE
154410c1765SRandy Dunlap	depends on RFKILL
15581f61484SRandy Dunlap	depends on SERIO_I8042
15641b16dceSLen Brown	---help---
15741b16dceSLen Brown	  This is a driver for laptops built by MSI (MICRO-STAR
15841b16dceSLen Brown	  INTERNATIONAL):
15941b16dceSLen Brown
16041b16dceSLen Brown	  MSI MegaBook S270 (MS-1013)
16141b16dceSLen Brown	  Cytron/TCM/Medion/Tchibo MD96100/SAM2000
16241b16dceSLen Brown
16341b16dceSLen Brown	  It adds support for Bluetooth, WLAN and LCD brightness control.
16441b16dceSLen Brown
16541b16dceSLen Brown	  More information about this driver is available at
16641b16dceSLen Brown	  <http://0pointer.de/lennart/tchibo.html>.
16741b16dceSLen Brown
16841b16dceSLen Brown	  If you have an MSI S270 laptop, say Y or M here.
16941b16dceSLen Brown
17041b16dceSLen Brownconfig PANASONIC_LAPTOP
17141b16dceSLen Brown	tristate "Panasonic Laptop Extras"
17241b16dceSLen Brown	depends on INPUT && ACPI
17341b16dceSLen Brown	depends on BACKLIGHT_CLASS_DEVICE
1741a765cacSDmitry Torokhov	select INPUT_SPARSEKMAP
17541b16dceSLen Brown	---help---
17641b16dceSLen Brown	  This driver adds support for access to backlight control and hotkeys
17741b16dceSLen Brown	  on Panasonic Let's Note laptops.
17841b16dceSLen Brown
17941b16dceSLen Brown	  If you have a Panasonic Let's note laptop (such as the R1(N variant),
18041b16dceSLen Brown	  R2, R3, R5, T2, W2 and Y2 series), say Y.
18141b16dceSLen Brown
18241b16dceSLen Brownconfig COMPAL_LAPTOP
18341b16dceSLen Brown	tristate "Compal Laptop Extras"
18441b16dceSLen Brown	depends on ACPI
18541b16dceSLen Brown	depends on BACKLIGHT_CLASS_DEVICE
18651c1410bSIngo Molnar	depends on RFKILL
187c2834145SRandy Dunlap	depends on HWMON
1885ca56718SRandy Dunlap	depends on POWER_SUPPLY
18941b16dceSLen Brown	---help---
19041b16dceSLen Brown	  This is a driver for laptops built by Compal:
19141b16dceSLen Brown
19241b16dceSLen Brown	  Compal FL90/IFL90
19341b16dceSLen Brown	  Compal FL91/IFL91
19441b16dceSLen Brown	  Compal FL92/JFL92
19541b16dceSLen Brown	  Compal FT00/IFT00
19641b16dceSLen Brown
19741b16dceSLen Brown	  It adds support for Bluetooth, WLAN and LCD brightness control.
19841b16dceSLen Brown
19941b16dceSLen Brown	  If you have an Compal FL9x/IFL9x/FT00 laptop, say Y or M here.
20041b16dceSLen Brown
20141b16dceSLen Brownconfig SONY_LAPTOP
20241b16dceSLen Brown	tristate "Sony Laptop Extras"
20341b16dceSLen Brown	depends on ACPI
20441b16dceSLen Brown	select BACKLIGHT_CLASS_DEVICE
20541b16dceSLen Brown	depends on INPUT
20614bd3136SAlexander Beregalov	depends on RFKILL
20741b16dceSLen Brown	  ---help---
20841b16dceSLen Brown	  This mini-driver drives the SNC and SPIC devices present in the ACPI
20941b16dceSLen Brown	  BIOS of the Sony Vaio laptops.
21041b16dceSLen Brown
21141b16dceSLen Brown	  It gives access to some extra laptop functionalities like Bluetooth,
21241b16dceSLen Brown	  screen brightness control, Fn keys and allows powering on/off some
21341b16dceSLen Brown	  devices.
21441b16dceSLen Brown
21541b16dceSLen Brown	  Read <file:Documentation/laptops/sony-laptop.txt> for more information.
21641b16dceSLen Brown
21741b16dceSLen Brownconfig SONYPI_COMPAT
21841b16dceSLen Brown	bool "Sonypi compatibility"
21941b16dceSLen Brown	depends on SONY_LAPTOP
22041b16dceSLen Brown	  ---help---
22141b16dceSLen Brown	  Build the sonypi driver compatibility code into the sony-laptop driver.
22241b16dceSLen Brown
22358ac7aa0SDavid Woodhouseconfig IDEAPAD_ACPI
22458ac7aa0SDavid Woodhouse	tristate "Lenovo IdeaPad ACPI Laptop Extras"
22558ac7aa0SDavid Woodhouse	depends on ACPI
22658ac7aa0SDavid Woodhouse	depends on RFKILL
22758ac7aa0SDavid Woodhouse	help
22858ac7aa0SDavid Woodhouse	  This is a driver for the rfkill switches on Lenovo IdeaPad netbooks.
22958ac7aa0SDavid Woodhouse
23041b16dceSLen Brownconfig THINKPAD_ACPI
23141b16dceSLen Brown	tristate "ThinkPad ACPI Laptop Extras"
23241b16dceSLen Brown	depends on ACPI
233d263da31SCorentin Chary	depends on INPUT
23419d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
23541b16dceSLen Brown	select BACKLIGHT_LCD_SUPPORT
23641b16dceSLen Brown	select BACKLIGHT_CLASS_DEVICE
23741b16dceSLen Brown	select HWMON
23841b16dceSLen Brown	select NVRAM
23941b16dceSLen Brown	select NEW_LEDS
24041b16dceSLen Brown	select LEDS_CLASS
24141b16dceSLen Brown	---help---
24241b16dceSLen Brown	  This is a driver for the IBM and Lenovo ThinkPad laptops. It adds
24341b16dceSLen Brown	  support for Fn-Fx key combinations, Bluetooth control, video
24441b16dceSLen Brown	  output switching, ThinkLight control, UltraBay eject and more.
24541b16dceSLen Brown	  For more information about this driver see
24641b16dceSLen Brown	  <file:Documentation/laptops/thinkpad-acpi.txt> and
24741b16dceSLen Brown	  <http://ibm-acpi.sf.net/> .
24841b16dceSLen Brown
24941b16dceSLen Brown	  This driver was formerly known as ibm-acpi.
25041b16dceSLen Brown
2516e5b08eeSHenrique de Moraes Holschuh	  Extra functionality will be available if the rfkill (CONFIG_RFKILL)
2526e5b08eeSHenrique de Moraes Holschuh	  and/or ALSA (CONFIG_SND) subsystems are available in the kernel.
2536e5b08eeSHenrique de Moraes Holschuh	  Note that if you want ThinkPad-ACPI to be built-in instead of
2546e5b08eeSHenrique de Moraes Holschuh	  modular, ALSA and rfkill will also have to be built-in.
2556e5b08eeSHenrique de Moraes Holschuh
25641b16dceSLen Brown	  If you have an IBM or Lenovo ThinkPad laptop, say Y or M here.
25741b16dceSLen Brown
258ff850c33SHenrique de Moraes Holschuhconfig THINKPAD_ACPI_ALSA_SUPPORT
259ff850c33SHenrique de Moraes Holschuh	bool "Console audio control ALSA interface"
260ff850c33SHenrique de Moraes Holschuh	depends on THINKPAD_ACPI
261ff850c33SHenrique de Moraes Holschuh	depends on SND
262ff850c33SHenrique de Moraes Holschuh	depends on SND = y || THINKPAD_ACPI = SND
263ff850c33SHenrique de Moraes Holschuh	default y
264ff850c33SHenrique de Moraes Holschuh	---help---
265ff850c33SHenrique de Moraes Holschuh	  Enables monitoring of the built-in console audio output control
266ff850c33SHenrique de Moraes Holschuh	  (headphone and speakers), which is operated by the mute and (in
267ff850c33SHenrique de Moraes Holschuh	  some ThinkPad models) volume hotkeys.
268ff850c33SHenrique de Moraes Holschuh
269ff850c33SHenrique de Moraes Holschuh	  If this option is enabled, ThinkPad-ACPI will export an ALSA card
270ff850c33SHenrique de Moraes Holschuh	  with a single read-only mixer control, which should be used for
271ff850c33SHenrique de Moraes Holschuh	  on-screen-display feedback purposes by the Desktop Environment.
272ff850c33SHenrique de Moraes Holschuh
273ff850c33SHenrique de Moraes Holschuh	  Optionally, the driver will also allow software control (the
274ff850c33SHenrique de Moraes Holschuh	  ALSA mixer will be made read-write).  Please refer to the driver
275ff850c33SHenrique de Moraes Holschuh	  documentation for details.
276ff850c33SHenrique de Moraes Holschuh
277ff850c33SHenrique de Moraes Holschuh	  All IBM models have both volume and mute control.  Newer Lenovo
278ff850c33SHenrique de Moraes Holschuh	  models only have mute control (the volume hotkeys are just normal
279ff850c33SHenrique de Moraes Holschuh	  keys and volume control is done through the main HDA mixer).
280ff850c33SHenrique de Moraes Holschuh
281a73f3091SHenrique de Moraes Holschuhconfig THINKPAD_ACPI_DEBUGFACILITIES
282a73f3091SHenrique de Moraes Holschuh	bool "Maintainer debug facilities"
283a73f3091SHenrique de Moraes Holschuh	depends on THINKPAD_ACPI
284a73f3091SHenrique de Moraes Holschuh	default n
285a73f3091SHenrique de Moraes Holschuh	---help---
286a73f3091SHenrique de Moraes Holschuh	  Enables extra stuff in the thinkpad-acpi which is completely useless
287a73f3091SHenrique de Moraes Holschuh	  for normal use.  Read the driver source to find out what it does.
288a73f3091SHenrique de Moraes Holschuh
289a73f3091SHenrique de Moraes Holschuh	  Say N here, unless you were told by a kernel maintainer to do
290a73f3091SHenrique de Moraes Holschuh	  otherwise.
291a73f3091SHenrique de Moraes Holschuh
29241b16dceSLen Brownconfig THINKPAD_ACPI_DEBUG
29341b16dceSLen Brown	bool "Verbose debug mode"
29441b16dceSLen Brown	depends on THINKPAD_ACPI
29541b16dceSLen Brown	default n
29641b16dceSLen Brown	---help---
29741b16dceSLen Brown	  Enables extra debugging information, at the expense of a slightly
29841b16dceSLen Brown	  increase in driver size.
29941b16dceSLen Brown
30041b16dceSLen Brown	  If you are not sure, say N here.
30141b16dceSLen Brown
302a4d5effcSHenrique de Moraes Holschuhconfig THINKPAD_ACPI_UNSAFE_LEDS
303a4d5effcSHenrique de Moraes Holschuh	bool "Allow control of important LEDs (unsafe)"
304a4d5effcSHenrique de Moraes Holschuh	depends on THINKPAD_ACPI
305a4d5effcSHenrique de Moraes Holschuh	default n
306a4d5effcSHenrique de Moraes Holschuh	---help---
307a4d5effcSHenrique de Moraes Holschuh	  Overriding LED state on ThinkPads can mask important
308a4d5effcSHenrique de Moraes Holschuh	  firmware alerts (like critical battery condition), or misled
309a4d5effcSHenrique de Moraes Holschuh	  the user into damaging the hardware (undocking or ejecting
310a4d5effcSHenrique de Moraes Holschuh	  the bay while buses are still active), etc.
311a4d5effcSHenrique de Moraes Holschuh
312a4d5effcSHenrique de Moraes Holschuh	  LED control on the ThinkPad is write-only (with very few
313a4d5effcSHenrique de Moraes Holschuh	  exceptions on very ancient models), which makes it
314a4d5effcSHenrique de Moraes Holschuh	  impossible to know beforehand if important information will
315a4d5effcSHenrique de Moraes Holschuh	  be lost when one changes LED state.
316a4d5effcSHenrique de Moraes Holschuh
317a4d5effcSHenrique de Moraes Holschuh	  Users that know what they are doing can enable this option
318a4d5effcSHenrique de Moraes Holschuh	  and the driver will allow control of every LED, including
319a4d5effcSHenrique de Moraes Holschuh	  the ones on the dock stations.
320a4d5effcSHenrique de Moraes Holschuh
321a4d5effcSHenrique de Moraes Holschuh	  Never enable this option on a distribution kernel.
322a4d5effcSHenrique de Moraes Holschuh
323a4d5effcSHenrique de Moraes Holschuh	  Say N here, unless you are building a kernel for your own
324a4d5effcSHenrique de Moraes Holschuh	  use, and need to control the important firmware LEDs.
325a4d5effcSHenrique de Moraes Holschuh
32641b16dceSLen Brownconfig THINKPAD_ACPI_VIDEO
32741b16dceSLen Brown	bool "Video output control support"
32841b16dceSLen Brown	depends on THINKPAD_ACPI
32941b16dceSLen Brown	default y
33041b16dceSLen Brown	---help---
33141b16dceSLen Brown	  Allows the thinkpad_acpi driver to provide an interface to control
33241b16dceSLen Brown	  the various video output ports.
33341b16dceSLen Brown
33441b16dceSLen Brown	  This feature often won't work well, depending on ThinkPad model,
33541b16dceSLen Brown	  display state, video output devices in use, whether there is a X
33641b16dceSLen Brown	  server running, phase of the moon, and the current mood of
33741b16dceSLen Brown	  Schroedinger's cat.  If you can use X.org's RandR to control
33841b16dceSLen Brown	  your ThinkPad's video output ports instead of this feature,
339b525c06cSHenrique de Moraes Holschuh	  don't think twice: do it and say N here to save memory and avoid
340b525c06cSHenrique de Moraes Holschuh	  bad interactions with X.org.
34141b16dceSLen Brown
342b525c06cSHenrique de Moraes Holschuh	  NOTE: access to this feature is limited to processes with the
343b525c06cSHenrique de Moraes Holschuh	  CAP_SYS_ADMIN capability, to avoid local DoS issues in platforms
344b525c06cSHenrique de Moraes Holschuh	  where it interacts badly with X.org.
345b525c06cSHenrique de Moraes Holschuh
346b525c06cSHenrique de Moraes Holschuh	  If you are not sure, say Y here but do try to check if you could
347b525c06cSHenrique de Moraes Holschuh	  be using X.org RandR instead.
34841b16dceSLen Brown
34941b16dceSLen Brownconfig THINKPAD_ACPI_HOTKEY_POLL
35041b16dceSLen Brown	bool "Support NVRAM polling for hot keys"
35141b16dceSLen Brown	depends on THINKPAD_ACPI
35241b16dceSLen Brown	default y
35341b16dceSLen Brown	---help---
35441b16dceSLen Brown	  Some thinkpad models benefit from NVRAM polling to detect a few of
35541b16dceSLen Brown	  the hot key press events.  If you know your ThinkPad model does not
35641b16dceSLen Brown	  need to do NVRAM polling to support any of the hot keys you use,
35741b16dceSLen Brown	  unselecting this option will save about 1kB of memory.
35841b16dceSLen Brown
35941b16dceSLen Brown	  ThinkPads T40 and newer, R52 and newer, and X31 and newer are
36041b16dceSLen Brown	  unlikely to need NVRAM polling in their latest BIOS versions.
36141b16dceSLen Brown
36241b16dceSLen Brown	  NVRAM polling can detect at most the following keys: ThinkPad/Access
36341b16dceSLen Brown	  IBM, Zoom, Switch Display (fn+F7), ThinkLight, Volume up/down/mute,
36441b16dceSLen Brown	  Brightness up/down, Display Expand (fn+F8), Hibernate (fn+F12).
36541b16dceSLen Brown
36641b16dceSLen Brown	  If you are not sure, say Y here.  The driver enables polling only if
36741b16dceSLen Brown	  it is strictly necessary to do so.
36841b16dceSLen Brown
36941b16dceSLen Brownconfig INTEL_MENLOW
37041b16dceSLen Brown	tristate "Thermal Management driver for Intel menlow platform"
37141b16dceSLen Brown	depends on ACPI_THERMAL
37241b16dceSLen Brown	select THERMAL
37341b16dceSLen Brown	---help---
37441b16dceSLen Brown	  ACPI thermal management enhancement driver on
37541b16dceSLen Brown	  Intel Menlow platform.
37641b16dceSLen Brown
37741b16dceSLen Brown	  If unsure, say N.
37841b16dceSLen Brown
37941b16dceSLen Brownconfig EEEPC_LAPTOP
38041b16dceSLen Brown	tristate "Eee PC Hotkey Driver (EXPERIMENTAL)"
38141b16dceSLen Brown	depends on ACPI
3823a5093eeSAlexey Dobriyan	depends on INPUT
38341b16dceSLen Brown	depends on EXPERIMENTAL
38419d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
38544b3615bSIngo Molnar	depends on HOTPLUG_PCI
386d97c0defSLen Brown	select BACKLIGHT_CLASS_DEVICE
387d97c0defSLen Brown	select HWMON
3883c0eb510SCorentin Chary	select LEDS_CLASS
3893c0eb510SCorentin Chary	select NEW_LEDS
390642e0447SDmitry Torokhov	select INPUT_SPARSEKMAP
39141b16dceSLen Brown	---help---
39241b16dceSLen Brown	  This driver supports the Fn-Fx keys on Eee PC laptops.
39376593d6fSCorentin Chary
39476593d6fSCorentin Chary	  It  also gives access to some extra laptop functionalities like
39576593d6fSCorentin Chary	  Bluetooth, backlight and allows powering on/off some other
39676593d6fSCorentin Chary	  devices.
39741b16dceSLen Brown
39841b16dceSLen Brown	  If you have an Eee PC laptop, say Y or M here.
39941b16dceSLen Brown
400ee027e4aSYong Wangconfig EEEPC_WMI
401ee027e4aSYong Wang	tristate "Eee PC WMI Hotkey Driver (EXPERIMENTAL)"
402ee027e4aSYong Wang	depends on ACPI_WMI
403ee027e4aSYong Wang	depends on INPUT
404ee027e4aSYong Wang	depends on EXPERIMENTAL
40589a7644bSRandy Dunlap	depends on BACKLIGHT_CLASS_DEVICE
406fb48aef7SIngo Molnar	select INPUT_SPARSEKMAP
407ee027e4aSYong Wang	---help---
408ee027e4aSYong Wang	  Say Y here if you want to support WMI-based hotkeys on Eee PC laptops.
409ee027e4aSYong Wang
410ee027e4aSYong Wang	  To compile this driver as a module, choose M here: the module will
411ee027e4aSYong Wang	  be called eeepc-wmi.
412b4f9fe12SLen Brown
413b4f9fe12SLen Brownconfig ACPI_WMI
4145fcdd177SCarlos Corbacho	tristate "WMI"
415b4f9fe12SLen Brown	depends on ACPI
416b4f9fe12SLen Brown	help
417b4f9fe12SLen Brown	  This driver adds support for the ACPI-WMI (Windows Management
418b4f9fe12SLen Brown	  Instrumentation) mapper device (PNP0C14) found on some systems.
419b4f9fe12SLen Brown
420b4f9fe12SLen Brown	  ACPI-WMI is a proprietary extension to ACPI to expose parts of the
421b4f9fe12SLen Brown	  ACPI firmware to userspace - this is done through various vendor
422b4f9fe12SLen Brown	  defined methods and data blocks in a PNP0C14 device, which are then
423b4f9fe12SLen Brown	  made available for userspace to call.
424b4f9fe12SLen Brown
425b4f9fe12SLen Brown	  The implementation of this in Linux currently only exposes this to
426b4f9fe12SLen Brown	  other kernel space drivers.
427b4f9fe12SLen Brown
428b4f9fe12SLen Brown	  This driver is a required dependency to build the firmware specific
429b4f9fe12SLen Brown	  drivers needed on many machines, including Acer and HP laptops.
430b4f9fe12SLen Brown
431b4f9fe12SLen Brown	  It is safe to enable this driver even if your DSDT doesn't define
432b4f9fe12SLen Brown	  any ACPI-WMI devices.
433b4f9fe12SLen Brown
434d12d8bafSThomas Renningerconfig MSI_WMI
435d12d8bafSThomas Renninger	tristate "MSI WMI extras"
436d12d8bafSThomas Renninger	depends on ACPI_WMI
437d12d8bafSThomas Renninger	depends on INPUT
438de078e57SAnisse Astier	depends on BACKLIGHT_CLASS_DEVICE
439c30116c6SAnisse Astier	select INPUT_SPARSEKMAP
440d12d8bafSThomas Renninger	help
441d12d8bafSThomas Renninger	 Say Y here if you want to support WMI-based hotkeys on MSI laptops.
442d12d8bafSThomas Renninger
443d12d8bafSThomas Renninger	 To compile this driver as a module, choose M here: the module will
444d12d8bafSThomas Renninger	 be called msi-wmi.
445d12d8bafSThomas Renninger
446b4f9fe12SLen Brownconfig ACPI_ASUS
4476122af37SCorentin Chary	tristate "ASUS/Medion Laptop Extras (DEPRECATED)"
448b4f9fe12SLen Brown	depends on ACPI
449b4f9fe12SLen Brown	select BACKLIGHT_CLASS_DEVICE
450b4f9fe12SLen Brown	---help---
451b4f9fe12SLen Brown	  This driver provides support for extra features of ACPI-compatible
452b4f9fe12SLen Brown	  ASUS laptops. As some of Medion laptops are made by ASUS, it may also
453b4f9fe12SLen Brown	  support some Medion laptops (such as 9675 for example).  It makes all
454b4f9fe12SLen Brown	  the extra buttons generate standard ACPI events that go through
455b4f9fe12SLen Brown	  /proc/acpi/events, and (on some models) adds support for changing the
456b4f9fe12SLen Brown	  display brightness and output, switching the LCD backlight on and off,
457b4f9fe12SLen Brown	  and most importantly, allows you to blink those fancy LEDs intended
458b4f9fe12SLen Brown	  for reporting mail and wireless status.
459b4f9fe12SLen Brown
460b4f9fe12SLen Brown	  Note: display switching code is currently considered EXPERIMENTAL,
461b4f9fe12SLen Brown	  toying with these values may even lock your machine.
462b4f9fe12SLen Brown
463b4f9fe12SLen Brown	  All settings are changed via /proc/acpi/asus directory entries. Owner
464b4f9fe12SLen Brown	  and group for these entries can be set with asus_uid and asus_gid
465b4f9fe12SLen Brown	  parameters.
466b4f9fe12SLen Brown
467b4f9fe12SLen Brown	  More information and a userspace daemon for handling the extra buttons
46876593d6fSCorentin Chary	  at <http://acpi4asus.sf.net>.
469b4f9fe12SLen Brown
470b4f9fe12SLen Brown	  If you have an ACPI-compatible ASUS laptop, say Y or M here. This
471b4f9fe12SLen Brown	  driver is still under development, so if your laptop is unsupported or
472b4f9fe12SLen Brown	  something works not quite as expected, please use the mailing list
473b4f9fe12SLen Brown	  available on the above page (acpi4asus-user@lists.sourceforge.net).
474b4f9fe12SLen Brown
475b4f9fe12SLen Brown	  NOTE: This driver is deprecated and will probably be removed soon,
476b4f9fe12SLen Brown	  use asus-laptop instead.
477b4f9fe12SLen Brown
4789caeb532SHerton Ronaldo Krzesinskiconfig TOPSTAR_LAPTOP
4799caeb532SHerton Ronaldo Krzesinski	tristate "Topstar Laptop Extras"
4809caeb532SHerton Ronaldo Krzesinski	depends on ACPI
4819caeb532SHerton Ronaldo Krzesinski	depends on INPUT
48297490f1cSDmitry Torokhov	select INPUT_SPARSEKMAP
4839caeb532SHerton Ronaldo Krzesinski	---help---
4849caeb532SHerton Ronaldo Krzesinski	  This driver adds support for hotkeys found on Topstar laptops.
4859caeb532SHerton Ronaldo Krzesinski
4869caeb532SHerton Ronaldo Krzesinski	  If you have a Topstar laptop, say Y or M here.
4879caeb532SHerton Ronaldo Krzesinski
488b4f9fe12SLen Brownconfig ACPI_TOSHIBA
489b4f9fe12SLen Brown	tristate "Toshiba Laptop Extras"
490b4f9fe12SLen Brown	depends on ACPI
491c76a3e1dSJonathan Corbet	depends on LEDS_CLASS
492c76a3e1dSJonathan Corbet	depends on NEW_LEDS
493c76a3e1dSJonathan Corbet	depends on BACKLIGHT_CLASS_DEVICE
494b4f9fe12SLen Brown	depends on INPUT
49519d337dfSJohannes Berg	depends on RFKILL || RFKILL = n
496b4f9fe12SLen Brown	select INPUT_POLLDEV
497b4f9fe12SLen Brown	---help---
498b4f9fe12SLen Brown	  This driver adds support for access to certain system settings
499b4f9fe12SLen Brown	  on "legacy free" Toshiba laptops.  These laptops can be recognized by
500b4f9fe12SLen Brown	  their lack of a BIOS setup menu and APM support.
501b4f9fe12SLen Brown
502b4f9fe12SLen Brown	  On these machines, all system configuration is handled through the
503b4f9fe12SLen Brown	  ACPI.  This driver is required for access to controls not covered
504b4f9fe12SLen Brown	  by the general ACPI drivers, such as LCD brightness, video output,
505b4f9fe12SLen Brown	  etc.
506b4f9fe12SLen Brown
507b4f9fe12SLen Brown	  This driver differs from the non-ACPI Toshiba laptop driver (located
508b4f9fe12SLen Brown	  under "Processor type and features") in several aspects.
509b4f9fe12SLen Brown	  Configuration is accessed by reading and writing text files in the
510b4f9fe12SLen Brown	  /proc tree instead of by program interface to /dev.  Furthermore, no
511b4f9fe12SLen Brown	  power management functions are exposed, as those are handled by the
512b4f9fe12SLen Brown	  general ACPI drivers.
513b4f9fe12SLen Brown
514b4f9fe12SLen Brown	  More information about this driver is available at
515b4f9fe12SLen Brown	  <http://memebeam.org/toys/ToshibaAcpiDriver>.
516b4f9fe12SLen Brown
517b4f9fe12SLen Brown	  If you have a legacy free Toshiba laptop (such as the Libretto L1
518b4f9fe12SLen Brown	  series), say Y.
51942b4e9eeSJes Sorensen
52042b4e9eeSJes Sorensenconfig TOSHIBA_BT_RFKILL
52142b4e9eeSJes Sorensen	tristate "Toshiba Bluetooth RFKill switch support"
52242b4e9eeSJes Sorensen	depends on ACPI
52342b4e9eeSJes Sorensen	---help---
52442b4e9eeSJes Sorensen	  This driver adds support for Bluetooth events for the RFKill
52542b4e9eeSJes Sorensen	  switch on modern Toshiba laptops with full ACPI support and
52642b4e9eeSJes Sorensen	  an RFKill switch.
52742b4e9eeSJes Sorensen
52842b4e9eeSJes Sorensen	  This driver handles RFKill events for the TOS6205 Bluetooth,
52942b4e9eeSJes Sorensen	  and re-enables it when the switch is set back to the 'on'
53042b4e9eeSJes Sorensen	  position.
53142b4e9eeSJes Sorensen
53242b4e9eeSJes Sorensen	  If you have a modern Toshiba laptop with a Bluetooth and an
53342b4e9eeSJes Sorensen	  RFKill switch (such as the Portege R500), say Y.
534529aa8cbSThadeu Lima de Souza Cascardo
535529aa8cbSThadeu Lima de Souza Cascardoconfig ACPI_CMPC
536529aa8cbSThadeu Lima de Souza Cascardo	tristate "CMPC Laptop Extras"
537529aa8cbSThadeu Lima de Souza Cascardo	depends on X86 && ACPI
538f35843edSThadeu Lima de Souza Cascardo	depends on RFKILL || RFKILL=n
539529aa8cbSThadeu Lima de Souza Cascardo	select INPUT
540529aa8cbSThadeu Lima de Souza Cascardo	select BACKLIGHT_CLASS_DEVICE
541529aa8cbSThadeu Lima de Souza Cascardo	default n
542529aa8cbSThadeu Lima de Souza Cascardo	help
543529aa8cbSThadeu Lima de Souza Cascardo	  Support for Intel Classmate PC ACPI devices, including some
544529aa8cbSThadeu Lima de Souza Cascardo	  keys as input device, backlight device, tablet and accelerometer
545529aa8cbSThadeu Lima de Souza Cascardo	  devices.
546529aa8cbSThadeu Lima de Souza Cascardo
5479a58a333SSreedhara DSconfig INTEL_SCU_IPC
5489a58a333SSreedhara DS	bool "Intel SCU IPC Support"
5499a58a333SSreedhara DS	depends on X86_MRST
5509a58a333SSreedhara DS	default y
5519a58a333SSreedhara DS	---help---
5529a58a333SSreedhara DS	  IPC is used to bridge the communications between kernel and SCU on
5536c62673cSMatthew Garrett	  some embedded Intel x86 platforms. This is not needed for PC-type
5546c62673cSMatthew Garrett	  machines.
5559a58a333SSreedhara DS
55689507787SAlek Duconfig GPIO_INTEL_PMIC
55789507787SAlek Du	bool "Intel PMIC GPIO support"
55889507787SAlek Du	depends on INTEL_SCU_IPC && GPIOLIB
55989507787SAlek Du	---help---
56089507787SAlek Du	  Say Y here to support GPIO via the SCU IPC interface
56189507787SAlek Du	  on Intel MID platforms.
56289507787SAlek Du
563c715a38bSAlan Coxconfig RAR_REGISTER
564c715a38bSAlan Cox	bool "Restricted Access Region Register Driver"
565c715a38bSAlan Cox	depends on PCI && X86_MRST
566c715a38bSAlan Cox	default n
567c715a38bSAlan Cox	---help---
568c715a38bSAlan Cox	  This driver allows other kernel drivers access to the
569c715a38bSAlan Cox	  contents of the restricted access region control registers.
570c715a38bSAlan Cox
571c715a38bSAlan Cox	  The restricted access region control registers
572c715a38bSAlan Cox	  (rar_registers) are used to pass address and
573c715a38bSAlan Cox	  locking information on restricted access regions
574c715a38bSAlan Cox	  to other drivers that use restricted access regions.
575c715a38bSAlan Cox
576c715a38bSAlan Cox	  The restricted access regions are regions of memory
577c715a38bSAlan Cox	  on the Intel MID Platform that are not accessible to
578c715a38bSAlan Cox	  the x86 processor, but are accessible to dedicated
579c715a38bSAlan Cox	  processors on board peripheral devices.
580c715a38bSAlan Cox
581c715a38bSAlan Cox	  The purpose of the restricted access regions is to
582c715a38bSAlan Cox	  protect sensitive data from compromise by unauthorized
583c715a38bSAlan Cox	  programs running on the x86 processor.
584c715a38bSAlan Cox
585aa7ffc01SJesse Barnesconfig INTEL_IPS
586aa7ffc01SJesse Barnes	tristate "Intel Intelligent Power Sharing"
587aa7ffc01SJesse Barnes	depends on ACPI
588aa7ffc01SJesse Barnes	---help---
589aa7ffc01SJesse Barnes	  Intel Calpella platforms support dynamic power sharing between the
590aa7ffc01SJesse Barnes	  CPU and GPU, maximizing performance in a given TDP.  This driver,
591aa7ffc01SJesse Barnes	  along with the CPU frequency and i915 drivers, provides that
592aa7ffc01SJesse Barnes	  functionality.  If in doubt, say Y here; it will only load on
593aa7ffc01SJesse Barnes	  supported platforms.
594aa7ffc01SJesse Barnes
59541b16dceSLen Brownendif # X86_PLATFORM_DEVICES
596