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Uwe Kleine-Königbe5ce2f2011-06-15 15:08:31 -07001config LEDS_GPIO_REGISTER
2 bool
3 help
4 This option provides the function gpio_led_register_device.
5 As this function is used by arch code it must not be compiled as a
6 module.
7
Jan Engelhardt66242f72007-05-10 10:44:11 +01008menuconfig NEW_LEDS
Richard Purdiec72a1d62006-03-31 02:31:04 -08009 bool "LED Support"
10 help
Richard Purdiea8d2e7d2006-05-15 09:44:14 -070011 Say Y to enable Linux LED support. This allows control of supported
12 LEDs from both userspace and optionally, by kernel events (triggers).
13
14 This is not related to standard keyboard LEDs which are controlled
15 via the input system.
Richard Purdiec72a1d62006-03-31 02:31:04 -080016
Eric Miao45d16f02011-06-15 15:08:40 -070017if NEW_LEDS
18
Richard Purdiec72a1d62006-03-31 02:31:04 -080019config LEDS_CLASS
Johannes Berg5ada28b2010-11-11 14:05:21 -080020 bool "LED Class Support"
Richard Purdiec72a1d62006-03-31 02:31:04 -080021 help
22 This option enables the led sysfs class in /sys/class/leds. You'll
23 need this to do anything useful with LEDs. If unsure, say N.
24
Ben Dooks24f51e82006-04-10 22:54:01 -070025comment "LED drivers"
Richard Purdiec3bc9952006-03-31 02:31:05 -080026
Haojian Zhuang0a2f9152010-01-06 17:10:09 -050027config LEDS_88PM860X
28 tristate "LED Support for Marvell 88PM860x PMIC"
Johannes Berg0bae35e2010-12-02 14:31:14 -080029 depends on LEDS_CLASS
Richard Purdie37814fd2010-05-27 13:08:33 +010030 depends on MFD_88PM860X
Haojian Zhuang0a2f9152010-01-06 17:10:09 -050031 help
32 This option enables support for on-chip LED drivers found on Marvell
33 Semiconductor 88PM8606 PMIC.
34
David Brownellde5c9ed2008-02-08 04:21:22 -080035config LEDS_ATMEL_PWM
36 tristate "LED Support using Atmel PWM outputs"
Johannes Berg0bae35e2010-12-02 14:31:14 -080037 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -070038 depends on ATMEL_PWM
David Brownellde5c9ed2008-02-08 04:21:22 -080039 help
40 This option enables support for LEDs driven using outputs
41 of the dedicated PWM controller found on newer Atmel SOCs.
42
Shreshtha Kumar Sahub1e6b702011-03-22 16:30:16 -070043config LEDS_LM3530
44 tristate "LCD Backlight driver for LM3530"
45 depends on LEDS_CLASS
46 depends on I2C
47 help
48 This option enables support for the LCD backlight using
49 LM3530 ambient light sensor chip. This ALS chip can be
50 controlled manually or using PWM input or using ambient
51 light automatically.
52
Richard Purdie4d3cb352006-03-31 02:31:10 -080053config LEDS_LOCOMO
54 tristate "LED Support for Locomo device"
Johannes Berg0bae35e2010-12-02 14:31:14 -080055 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -070056 depends on SHARP_LOCOMO
Richard Purdie4d3cb352006-03-31 02:31:10 -080057 help
58 This option enables support for the LEDs on Sharp Locomo.
59 Zaurus models SL-5500 and SL-5600.
60
Phil Sutterac67e232009-01-22 19:35:48 +010061config LEDS_MIKROTIK_RB532
62 tristate "LED Support for Mikrotik Routerboard 532"
Johannes Berg0bae35e2010-12-02 14:31:14 -080063 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -070064 depends on MIKROTIK_RB532
Phil Sutterac67e232009-01-22 19:35:48 +010065 help
66 This option enables support for the so called "User LED" of
67 Mikrotik's Routerboard 532.
68
Ben Dooks54bdc472006-04-10 22:54:00 -070069config LEDS_S3C24XX
70 tristate "LED Support for Samsung S3C24XX GPIO LEDs"
Johannes Berg0bae35e2010-12-02 14:31:14 -080071 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -070072 depends on ARCH_S3C2410
Ben Dooks54bdc472006-04-10 22:54:00 -070073 help
74 This option enables support for LEDs connected to GPIO lines
75 on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
76
Chris Boot1a87d942006-07-10 04:45:34 -070077config LEDS_NET48XX
78 tristate "LED Support for Soekris net48xx series Error LED"
Johannes Berg0bae35e2010-12-02 14:31:14 -080079 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -070080 depends on SCx200_GPIO
Chris Boot1a87d942006-07-10 04:45:34 -070081 help
82 This option enables support for the Soekris net4801 and net4826 error
83 LED.
84
Bjarke Istrup Pedersen14e40f62010-05-24 12:15:56 -070085config LEDS_NET5501
86 tristate "LED Support for Soekris net5501 series Error LED"
Richard Purdie37814fd2010-05-27 13:08:33 +010087 depends on LEDS_TRIGGERS
Shawn Guo2bcc7ed2011-05-31 16:23:43 +080088 depends on X86 && GPIO_CS5535
Bjarke Istrup Pedersen14e40f62010-05-24 12:15:56 -070089 select LEDS_TRIGGER_DEFAULT_ON
90 default n
91 help
92 Add support for the Soekris net5501 board (detection, error led
93 and GPIO).
94
Rod Whitby3b2e46f2008-04-24 23:43:09 +010095config LEDS_FSG
96 tristate "LED Support for the Freecom FSG-3"
Johannes Berg0bae35e2010-12-02 14:31:14 -080097 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -070098 depends on MACH_FSG
Rod Whitby3b2e46f2008-04-24 23:43:09 +010099 help
100 This option enables support for the LEDs on the Freecom FSG-3.
101
Kristian Kielhofner0d755652006-12-06 20:37:28 -0800102config LEDS_WRAP
103 tristate "LED Support for the WRAP series LEDs"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800104 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700105 depends on SCx200_GPIO
Kristian Kielhofner0d755652006-12-06 20:37:28 -0800106 help
107 This option enables support for the PCEngines WRAP programmable LEDs.
108
Yoichi Yuasaf3b6b6c2007-09-21 00:02:47 +0100109config LEDS_COBALT_QUBE
110 tristate "LED Support for the Cobalt Qube series front LED"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800111 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700112 depends on MIPS_COBALT
Florian Fainelli2fea6f32007-02-12 23:16:27 +0000113 help
Yoichi Yuasaf3b6b6c2007-09-21 00:02:47 +0100114 This option enables support for the front LED on Cobalt Qube series
Florian Fainelli2fea6f32007-02-12 23:16:27 +0000115
Yoichi Yuasa97da7aa2007-09-27 17:51:05 +0900116config LEDS_COBALT_RAQ
117 bool "LED Support for the Cobalt Raq series"
Yoichi Yuasaec149612008-12-03 08:09:28 +0000118 depends on LEDS_CLASS=y && MIPS_COBALT
Yoichi Yuasa97da7aa2007-09-27 17:51:05 +0900119 select LEDS_TRIGGERS
120 help
121 This option enables support for the Cobalt Raq series LEDs.
122
David S. Miller58434922008-08-31 20:26:48 -0700123config LEDS_SUNFIRE
124 tristate "LED support for SunFire servers."
Johannes Berg0bae35e2010-12-02 14:31:14 -0800125 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700126 depends on SPARC64
David S. Miller58434922008-08-31 20:26:48 -0700127 select LEDS_TRIGGERS
128 help
129 This option enables support for the Left, Middle, and Right
130 LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
131
Kristoffer Ericsond39a7a62008-02-07 10:10:28 +0000132config LEDS_HP6XX
133 tristate "LED Support for the HP Jornada 6xx"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800134 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700135 depends on SH_HP6XX
Kristoffer Ericsond39a7a62008-02-07 10:10:28 +0000136 help
Matt LaPlante692105b2009-01-26 11:12:25 +0100137 This option enables LED support for the handheld
Kristoffer Ericsond39a7a62008-02-07 10:10:28 +0000138 HP Jornada 620/660/680/690.
139
Riku Voipioe14fa822008-05-31 14:43:41 +0100140config LEDS_PCA9532
141 tristate "LED driver for PCA9532 dimmer"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800142 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700143 depends on I2C && INPUT && EXPERIMENTAL
Riku Voipioe14fa822008-05-31 14:43:41 +0100144 help
145 This option enables support for NXP pca9532
Matt LaPlante692105b2009-01-26 11:12:25 +0100146 LED controller. It is generally only useful
Riku Voipioe14fa822008-05-31 14:43:41 +0100147 as a platform driver
148
Joachim Eastwood3c1ab502011-05-24 17:13:23 -0700149config LEDS_PCA9532_GPIO
150 bool "Enable GPIO support for PCA9532"
151 depends on LEDS_PCA9532
152 depends on GPIOLIB
153 help
154 Allow unused pins on PCA9532 to be used as gpio.
155
156 To use a pin as gpio pca9532_type in pca9532_platform data needs to
157 set to PCA9532_TYPE_GPIO.
158
Raphael Assenat22e03f32007-02-27 19:49:53 +0000159config LEDS_GPIO
160 tristate "LED Support for GPIO connected LEDs"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800161 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700162 depends on GENERIC_GPIO
Raphael Assenat22e03f32007-02-27 19:49:53 +0000163 help
164 This option enables support for the LEDs connected to GPIO
165 outputs. To be useful the particular board must have LEDs
Trent Piephoa7d878a2009-01-10 17:26:01 +0000166 and they must be connected to the GPIO lines. The LEDs must be
167 defined as platform devices and/or OpenFirmware platform devices.
168 The code to use these bindings can be selected below.
169
Antonio Ospite5054d392009-06-19 13:55:42 +0200170config LEDS_LP3944
171 tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800172 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700173 depends on I2C
Antonio Ospite5054d392009-06-19 13:55:42 +0200174 help
Antonio Ospite7f1be812009-07-03 16:18:45 +0200175 This option enables support for LEDs connected to the National
176 Semiconductor LP3944 Lighting Management Unit (LMU) also known as
177 Fun Light Chip.
Antonio Ospite5054d392009-06-19 13:55:42 +0200178
179 To compile this driver as a module, choose M here: the
180 module will be called leds-lp3944.
181
Samu Onkalof4920f62010-11-11 14:05:23 -0800182config LEDS_LP5521
183 tristate "LED Support for N.S. LP5521 LED driver chip"
184 depends on LEDS_CLASS && I2C
185 help
186 If you say yes here you get support for the National Semiconductor
187 LP5521 LED driver. It is 3 channel chip with programmable engines.
188 Driver provides direct control via LED class and interface for
189 programming the engines.
190
191config LEDS_LP5523
192 tristate "LED Support for N.S. LP5523 LED driver chip"
193 depends on LEDS_CLASS && I2C
194 help
195 If you say yes here you get support for the National Semiconductor
196 LP5523 LED driver. It is 9 channel chip with programmable engines.
197 Driver provides direct control via LED class and interface for
198 programming the engines.
199
Márton Némethcec035d2007-10-31 11:46:41 +0100200config LEDS_CLEVO_MAIL
Németh Márton95dc5762009-04-03 07:42:47 +0200201 tristate "Mail LED on Clevo notebook"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800202 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700203 depends on X86 && SERIO_I8042 && DMI
Márton Némethcec035d2007-10-31 11:46:41 +0100204 help
205 This driver makes the mail LED accessible from userspace
206 programs through the leds subsystem. This LED have three
207 known mode: off, blink at 0.5Hz and blink at 1Hz.
208
Márton Németh92e015c2007-10-31 15:09:05 +0100209 The driver supports two kinds of interface: using ledtrig-timer
210 or through /sys/class/leds/clevo::mail/brightness. As this LED
211 cannot change it's brightness it blinks instead. The brightness
212 value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
213 blink at 1Hz.
Márton Némethcec035d2007-10-31 11:46:41 +0100214
215 This module can drive the mail LED for the following notebooks:
216
Mrton Nmethb3ba31f2008-03-09 20:47:59 +0000217 Clevo D400P
Márton Némethcec035d2007-10-31 11:46:41 +0100218 Clevo D410J
219 Clevo D410V
220 Clevo D400V/D470V (not tested, but might work)
221 Clevo M540N
222 Clevo M5x0N (not tested, but might work)
223 Positivo Mobile (Clevo M5x0V)
224
Mrton Nmethb3ba31f2008-03-09 20:47:59 +0000225 If your model is not listed here you can try the "nodetect"
Matt LaPlante692105b2009-01-26 11:12:25 +0100226 module parameter.
Mrton Nmethb3ba31f2008-03-09 20:47:59 +0000227
Márton Némethcec035d2007-10-31 11:46:41 +0100228 To compile this driver as a module, choose M here: the
229 module will be called leds-clevo-mail.
230
Nate Casef46e9202008-07-16 22:49:55 +0100231config LEDS_PCA955X
232 tristate "LED Support for PCA955x I2C chips"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800233 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700234 depends on I2C
Nate Casef46e9202008-07-16 22:49:55 +0100235 help
236 This option enables support for LEDs connected to PCA955x
237 LED driver chips accessed via the I2C bus. Supported
238 devices include PCA9550, PCA9551, PCA9552, and PCA9553.
239
Mark Brownc746b552009-09-05 14:09:21 +0100240config LEDS_WM831X_STATUS
241 tristate "LED support for status LEDs on WM831x PMICs"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800242 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700243 depends on MFD_WM831X
Mark Brownc746b552009-09-05 14:09:21 +0100244 help
245 This option enables support for the status LEDs of the WM831x
246 series of PMICs.
247
Mark Brown0081e802008-12-04 16:52:33 +0000248config LEDS_WM8350
249 tristate "LED Support for WM8350 AudioPlus PMIC"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800250 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700251 depends on MFD_WM8350
Mark Brown0081e802008-12-04 16:52:33 +0000252 help
253 This option enables support for LEDs driven by the Wolfson
254 Microelectronics WM8350 AudioPlus PMIC.
255
Mike Rapoport9e845612008-10-13 09:06:10 +0100256config LEDS_DA903X
257 tristate "LED Support for DA9030/DA9034 PMIC"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800258 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700259 depends on PMIC_DA903X
Mike Rapoport9e845612008-10-13 09:06:10 +0100260 help
261 This option enables support for on-chip LED drivers found
262 on Dialog Semiconductor DA9030/DA9034 PMICs.
263
Guennadi Liakhovetskiac2dd0f2009-01-10 18:58:28 +0000264config LEDS_DAC124S085
265 tristate "LED Support for DAC124S085 SPI DAC"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800266 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700267 depends on SPI
Guennadi Liakhovetskiac2dd0f2009-01-10 18:58:28 +0000268 help
269 This option enables support for DAC124S085 SPI DAC from NatSemi,
270 which can be used to control up to four LEDs.
271
Luotao Fu41c42ff2009-02-11 13:24:40 -0800272config LEDS_PWM
273 tristate "PWM driven LED Support"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800274 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700275 depends on HAVE_PWM
Luotao Fu41c42ff2009-02-11 13:24:40 -0800276 help
277 This option enables support for pwm driven LEDs
278
Antonio Ospited4cc6a22009-12-07 15:08:13 +0100279config LEDS_REGULATOR
280 tristate "REGULATOR driven LED support"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800281 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700282 depends on REGULATOR
Antonio Ospited4cc6a22009-12-07 15:08:13 +0100283 help
284 This option enables support for regulator driven LEDs.
285
Kim Kyuwon0b561292009-03-04 11:59:29 -0800286config LEDS_BD2802
287 tristate "LED driver for BD2802 RGB LED"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800288 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700289 depends on I2C
Kim Kyuwon0b561292009-03-04 11:59:29 -0800290 help
291 This option enables support for BD2802GU RGB LED driver chips
292 accessed via the I2C bus.
293
Dave Hansena328e952009-10-01 15:43:32 -0700294config LEDS_INTEL_SS4200
295 tristate "LED driver for Intel NAS SS4200 series"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800296 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700297 depends on PCI && DMI
Dave Hansena328e952009-10-01 15:43:32 -0700298 help
299 This option enables support for the Intel SS4200 series of
300 Network Attached Storage servers. You may control the hard
301 drive or power LEDs on the front panel. Using this driver
302 can stop the front LED from blinking after startup.
303
Daniel Macka8dd18f2009-10-15 02:59:35 +0200304config LEDS_LT3593
305 tristate "LED driver for LT3593 controllers"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800306 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700307 depends on GENERIC_GPIO
Daniel Macka8dd18f2009-10-15 02:59:35 +0200308 help
309 This option enables support for LEDs driven by a Linear Technology
310 LT3593 controller. This controller uses a special one-wire pulse
311 coding protocol to set the brightness.
312
Michael Henneriched4a10b2009-10-08 04:00:19 -0400313config LEDS_ADP5520
314 tristate "LED Support for ADP5520/ADP5501 PMIC"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800315 depends on LEDS_CLASS
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700316 depends on PMIC_ADP5520
Michael Henneriched4a10b2009-10-08 04:00:19 -0400317 help
318 This option enables support for on-chip LED drivers found
319 on Analog Devices ADP5520/ADP5501 PMICs.
320
321 To compile this driver as a module, choose M here: the module will
322 be called leds-adp5520.
323
Bob Rodgers72dcd8d2010-02-17 15:23:31 -0600324config LEDS_DELL_NETBOOKS
325 tristate "External LED on Dell Business Netbooks"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800326 depends on LEDS_CLASS
Bob Rodgers72dcd8d2010-02-17 15:23:31 -0600327 depends on X86 && ACPI_WMI
328 help
329 This adds support for the Latitude 2100 and similar
330 notebooks that have an external LED.
331
Philippe Rétornaz7fdcef82010-05-19 09:24:31 +0200332config LEDS_MC13783
333 tristate "LED Support for MC13783 PMIC"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800334 depends on LEDS_CLASS
Philippe Rétornaz7fdcef82010-05-19 09:24:31 +0200335 depends on MFD_MC13783
336 help
337 This option enable support for on-chip LED drivers found
338 on Freescale Semiconductor MC13783 PMIC.
339
Simon Guinot11efe712010-07-06 16:08:46 +0200340config LEDS_NS2
341 tristate "LED support for Network Space v2 GPIO LEDs"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800342 depends on LEDS_CLASS
Paul Bolleb12e2c12011-11-23 12:25:42 +0100343 depends on MACH_NETSPACE_V2 || MACH_INETSPACE_V2 || \
344 MACH_NETSPACE_MAX_V2 || MACH_D2NET_V2
Simon Guinot11efe712010-07-06 16:08:46 +0200345 default y
346 help
347 This option enable support for the dual-GPIO LED found on the
348 Network Space v2 board (and parents). This include Internet Space v2,
349 Network Space (Max) v2 and d2 Network v2 boards.
350
Simon Guinot24467832010-10-07 16:38:49 +0200351config LEDS_NETXBIG
352 tristate "LED support for Big Network series LEDs"
353 depends on MACH_NET2BIG_V2 || MACH_NET5BIG_V2
Axel Lin2504f6d2011-07-25 17:13:16 -0700354 depends on LEDS_CLASS
Simon Guinot24467832010-10-07 16:38:49 +0200355 default y
356 help
357 This option enable support for LEDs found on the LaCie 2Big
358 and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
359 controlled through a GPIO extension bus.
360
Paul Parsons7d9e7e92011-05-13 18:52:56 +0000361config LEDS_ASIC3
362 bool "LED support for the HTC ASIC3"
Axel Lin9d8f7762011-06-15 15:08:31 -0700363 depends on LEDS_CLASS
Paul Parsons7d9e7e92011-05-13 18:52:56 +0000364 depends on MFD_ASIC3
365 default y
366 help
367 This option enables support for the LEDs on the HTC ASIC3. The HTC
368 ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
369 cannot be used. This driver supports hardware blinking with an on+off
370 period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
371
Magnus Dammf59b6f92011-10-31 17:11:55 -0700372config LEDS_RENESAS_TPU
373 bool "LED support for Renesas TPU"
374 depends on LEDS_CLASS && HAVE_CLK && GENERIC_GPIO
375 help
376 This option enables build of the LED TPU platform driver,
377 suitable to drive any TPU channel on newer Renesas SoCs.
378 The driver controls the GPIO pin connected to the LED via
379 the GPIO framework and expects the LED to be connected to
380 a pin that can be driven in both GPIO mode and using TPU
381 pin function. The latter to support brightness control.
382 Brightness control is supported but hardware blinking is not.
383
NeilBrowna6d511e2012-01-10 15:09:40 -0800384config LEDS_TCA6507
385 tristate "LED Support for TCA6507 I2C chip"
386 depends on LEDS_CLASS && I2C
387 help
388 This option enables support for LEDs connected to TC6507
389 LED driver chips accessed via the I2C bus.
390 Driver support brightness control and hardware-assisted blinking.
391
Donggeun Kim8584cb82011-12-14 18:23:56 +0900392config LEDS_MAX8997
393 tristate "LED support for MAX8997 PMIC"
394 depends on LEDS_CLASS && MFD_MAX8997
395 help
396 This option enables support for on-chip LED drivers on
397 MAXIM MAX8997 PMIC.
398
Sebastian Andrzej Siewiore9a45932012-01-20 14:33:59 -0800399config LEDS_OT200
400 tristate "LED support for the Bachmann OT200"
401 depends on LEDS_CLASS && HAS_IOMEM
402 help
403 This option enables support for the LEDs on the Bachmann OT200.
404 Say Y to enable LEDs on the Bachmann OT200.
405
Ben Dooks24f51e82006-04-10 22:54:01 -0700406config LEDS_TRIGGERS
407 bool "LED Trigger support"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800408 depends on LEDS_CLASS
Ben Dooks24f51e82006-04-10 22:54:01 -0700409 help
410 This option enables trigger support for the leds class.
411 These triggers allow kernel events to drive the LEDs and can
412 be configured via sysfs. If unsure, say Y.
413
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700414comment "LED Triggers"
415
Richard Purdie6655c6f2006-03-31 02:31:07 -0800416config LEDS_TRIGGER_TIMER
417 tristate "LED Timer Trigger"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800418 depends on LEDS_TRIGGERS
Richard Purdie6655c6f2006-03-31 02:31:07 -0800419 help
420 This allows LEDs to be controlled by a programmable timer
Márton Németh4c791412007-10-31 15:07:12 +0100421 via sysfs. Some LED hardware can be programmed to start
422 blinking the LED without any further software interaction.
Paul Bolle395cf962011-08-15 02:02:26 +0200423 For more details read Documentation/leds/leds-class.txt.
Márton Németh4c791412007-10-31 15:07:12 +0100424
425 If unsure, say Y.
Richard Purdie6655c6f2006-03-31 02:31:07 -0800426
Richard Purdie2bfb6462006-03-31 02:31:16 -0800427config LEDS_TRIGGER_IDE_DISK
Ben Dooksbaa351e2006-04-10 22:54:01 -0700428 bool "LED IDE Disk Trigger"
H Hartley Sweetend09e1662010-01-20 16:08:30 -0700429 depends on IDE_GD_ATA
Johannes Berg0bae35e2010-12-02 14:31:14 -0800430 depends on LEDS_TRIGGERS
Richard Purdie2bfb6462006-03-31 02:31:16 -0800431 help
432 This allows LEDs to be controlled by IDE disk activity.
433 If unsure, say Y.
434
Atsushi Nemoto891c6682006-06-25 05:49:15 -0700435config LEDS_TRIGGER_HEARTBEAT
436 tristate "LED Heartbeat Trigger"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800437 depends on LEDS_TRIGGERS
Atsushi Nemoto891c6682006-06-25 05:49:15 -0700438 help
439 This allows LEDs to be controlled by a CPU load average.
440 The flash frequency is a hyperbolic function of the 1-minute
441 load average.
442 If unsure, say Y.
443
Rodolfo Giometti132e9302008-10-13 09:25:24 +0100444config LEDS_TRIGGER_BACKLIGHT
445 tristate "LED backlight Trigger"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800446 depends on LEDS_TRIGGERS
Rodolfo Giometti132e9302008-10-13 09:25:24 +0100447 help
448 This allows LEDs to be controlled as a backlight device: they
449 turn off and on when the display is blanked and unblanked.
450
451 If unsure, say N.
452
Felipe Balbi17354bf2009-02-17 13:18:11 +0200453config LEDS_TRIGGER_GPIO
454 tristate "LED GPIO Trigger"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800455 depends on LEDS_TRIGGERS
Felipe Balbi17354bf2009-02-17 13:18:11 +0200456 depends on GPIOLIB
457 help
458 This allows LEDs to be controlled by gpio events. It's good
459 when using gpios as switches and triggering the needed LEDs
460 from there. One use case is n810's keypad LEDs that could
461 be triggered by this trigger when user slides up to show
462 keypad.
463
464 If unsure, say N.
465
Nick Forbes060856c2008-04-25 00:06:52 +0100466config LEDS_TRIGGER_DEFAULT_ON
467 tristate "LED Default ON Trigger"
Johannes Berg0bae35e2010-12-02 14:31:14 -0800468 depends on LEDS_TRIGGERS
Nick Forbes060856c2008-04-25 00:06:52 +0100469 help
470 This allows LEDs to be initialised in the ON state.
471 If unsure, say Y.
472
Adam Nielsen268cb382009-02-20 10:55:14 +0100473comment "iptables trigger is under Netfilter config (LED target)"
474 depends on LEDS_TRIGGERS
475
Jan Engelhardt66242f72007-05-10 10:44:11 +0100476endif # NEW_LEDS