4 Say Y to enable Linux LED support. This allows control of supported
5 LEDs from both userspace and optionally, by kernel events (triggers).
7 This is not related to standard keyboard LEDs which are controlled
11 bool "LED Class Support"
14 This option enables the led sysfs class in /sys/class/leds. You'll
15 need this to do anything useful with LEDs. If unsure, say N.
22 tristate "LED Support for Marvell 88PM860x PMIC"
24 depends on MFD_88PM860X
26 This option enables support for on-chip LED drivers found on Marvell
27 Semiconductor 88PM8606 PMIC.
30 tristate "LED Support using Atmel PWM outputs"
34 This option enables support for LEDs driven using outputs
35 of the dedicated PWM controller found on newer Atmel SOCs.
38 tristate "LED Support for Locomo device"
40 depends on SHARP_LOCOMO
42 This option enables support for the LEDs on Sharp Locomo.
43 Zaurus models SL-5500 and SL-5600.
45 config LEDS_MIKROTIK_RB532
46 tristate "LED Support for Mikrotik Routerboard 532"
48 depends on MIKROTIK_RB532
50 This option enables support for the so called "User LED" of
51 Mikrotik's Routerboard 532.
54 tristate "LED Support for Samsung S3C24XX GPIO LEDs"
56 depends on ARCH_S3C2410
58 This option enables support for LEDs connected to GPIO lines
59 on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
62 tristate "LED Support for the Amstrad Delta (E3)"
64 depends on MACH_AMS_DELTA
66 This option enables support for the LEDs on Amstrad Delta (E3).
69 tristate "LED Support for Soekris net48xx series Error LED"
71 depends on SCx200_GPIO
73 This option enables support for the Soekris net4801 and net4826 error
77 tristate "LED Support for Soekris net5501 series Error LED"
78 depends on LEDS_TRIGGERS
79 depends on X86 && LEDS_GPIO_PLATFORM && GPIO_CS5535
80 select LEDS_TRIGGER_DEFAULT_ON
83 Add support for the Soekris net5501 board (detection, error led
87 tristate "LED Support for the Freecom FSG-3"
91 This option enables support for the LEDs on the Freecom FSG-3.
94 tristate "LED Support for the WRAP series LEDs"
96 depends on SCx200_GPIO
98 This option enables support for the PCEngines WRAP programmable LEDs.
101 tristate "LED Support for ALIX.2 and ALIX.3 series"
102 depends on LEDS_CLASS
103 depends on X86 && !GPIO_CS5535 && !CS5535_GPIO
105 This option enables support for the PCEngines ALIX.2 and ALIX.3 LEDs.
106 You have to set leds-alix2.force=1 for boards with Award BIOS.
109 tristate "LED Support for iPAQ H1940 device"
110 depends on LEDS_CLASS
111 depends on ARCH_H1940
113 This option enables support for the LEDs on the h1940.
115 config LEDS_COBALT_QUBE
116 tristate "LED Support for the Cobalt Qube series front LED"
117 depends on LEDS_CLASS
118 depends on MIPS_COBALT
120 This option enables support for the front LED on Cobalt Qube series
122 config LEDS_COBALT_RAQ
123 bool "LED Support for the Cobalt Raq series"
124 depends on LEDS_CLASS=y && MIPS_COBALT
127 This option enables support for the Cobalt Raq series LEDs.
130 tristate "LED support for SunFire servers."
131 depends on LEDS_CLASS
135 This option enables support for the Left, Middle, and Right
136 LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
139 tristate "LED Support for the HP Jornada 6xx"
140 depends on LEDS_CLASS
143 This option enables LED support for the handheld
144 HP Jornada 620/660/680/690.
147 tristate "LED driver for PCA9532 dimmer"
148 depends on LEDS_CLASS
149 depends on I2C && INPUT && EXPERIMENTAL
151 This option enables support for NXP pca9532
152 LED controller. It is generally only useful
156 tristate "LED Support for GPIO connected LEDs"
157 depends on LEDS_CLASS
158 depends on GENERIC_GPIO
160 This option enables support for the LEDs connected to GPIO
161 outputs. To be useful the particular board must have LEDs
162 and they must be connected to the GPIO lines. The LEDs must be
163 defined as platform devices and/or OpenFirmware platform devices.
164 The code to use these bindings can be selected below.
166 config LEDS_GPIO_PLATFORM
167 bool "Platform device bindings for GPIO LEDs"
171 Let the leds-gpio driver drive LEDs which have been defined as
172 platform devices. If you don't know what this means, say yes.
175 bool "OpenFirmware platform device bindings for GPIO LEDs"
176 depends on LEDS_GPIO && OF_DEVICE
179 Let the leds-gpio driver drive LEDs which have been defined as
180 of_platform devices. For instance, LEDs which are listed in a "dts"
184 tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
185 depends on LEDS_CLASS
188 This option enables support for LEDs connected to the National
189 Semiconductor LP3944 Lighting Management Unit (LMU) also known as
192 To compile this driver as a module, choose M here: the
193 module will be called leds-lp3944.
196 tristate "LED Support for N.S. LP5521 LED driver chip"
197 depends on LEDS_CLASS && I2C
199 If you say yes here you get support for the National Semiconductor
200 LP5521 LED driver. It is 3 channel chip with programmable engines.
201 Driver provides direct control via LED class and interface for
202 programming the engines.
205 tristate "LED Support for N.S. LP5523 LED driver chip"
206 depends on LEDS_CLASS && I2C
208 If you say yes here you get support for the National Semiconductor
209 LP5523 LED driver. It is 9 channel chip with programmable engines.
210 Driver provides direct control via LED class and interface for
211 programming the engines.
213 config LEDS_CLEVO_MAIL
214 tristate "Mail LED on Clevo notebook"
215 depends on LEDS_CLASS
216 depends on X86 && SERIO_I8042 && DMI
218 This driver makes the mail LED accessible from userspace
219 programs through the leds subsystem. This LED have three
220 known mode: off, blink at 0.5Hz and blink at 1Hz.
222 The driver supports two kinds of interface: using ledtrig-timer
223 or through /sys/class/leds/clevo::mail/brightness. As this LED
224 cannot change it's brightness it blinks instead. The brightness
225 value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
228 This module can drive the mail LED for the following notebooks:
233 Clevo D400V/D470V (not tested, but might work)
235 Clevo M5x0N (not tested, but might work)
236 Positivo Mobile (Clevo M5x0V)
238 If your model is not listed here you can try the "nodetect"
241 To compile this driver as a module, choose M here: the
242 module will be called leds-clevo-mail.
245 tristate "LED Support for PCA955x I2C chips"
246 depends on LEDS_CLASS
249 This option enables support for LEDs connected to PCA955x
250 LED driver chips accessed via the I2C bus. Supported
251 devices include PCA9550, PCA9551, PCA9552, and PCA9553.
253 config LEDS_WM831X_STATUS
254 tristate "LED support for status LEDs on WM831x PMICs"
255 depends on LEDS_CLASS
256 depends on MFD_WM831X
258 This option enables support for the status LEDs of the WM831x
262 tristate "LED Support for WM8350 AudioPlus PMIC"
263 depends on LEDS_CLASS
264 depends on MFD_WM8350
266 This option enables support for LEDs driven by the Wolfson
267 Microelectronics WM8350 AudioPlus PMIC.
270 tristate "LED Support for DA9030/DA9034 PMIC"
271 depends on LEDS_CLASS
272 depends on PMIC_DA903X
274 This option enables support for on-chip LED drivers found
275 on Dialog Semiconductor DA9030/DA9034 PMICs.
277 config LEDS_DAC124S085
278 tristate "LED Support for DAC124S085 SPI DAC"
279 depends on LEDS_CLASS
282 This option enables support for DAC124S085 SPI DAC from NatSemi,
283 which can be used to control up to four LEDs.
286 tristate "PWM driven LED Support"
287 depends on LEDS_CLASS
290 This option enables support for pwm driven LEDs
292 config LEDS_REGULATOR
293 tristate "REGULATOR driven LED support"
294 depends on LEDS_CLASS
297 This option enables support for regulator driven LEDs.
300 tristate "LED driver for BD2802 RGB LED"
301 depends on LEDS_CLASS
304 This option enables support for BD2802GU RGB LED driver chips
305 accessed via the I2C bus.
307 config LEDS_INTEL_SS4200
308 tristate "LED driver for Intel NAS SS4200 series"
309 depends on LEDS_CLASS
310 depends on PCI && DMI
312 This option enables support for the Intel SS4200 series of
313 Network Attached Storage servers. You may control the hard
314 drive or power LEDs on the front panel. Using this driver
315 can stop the front LED from blinking after startup.
318 tristate "LED driver for LT3593 controllers"
319 depends on LEDS_CLASS
320 depends on GENERIC_GPIO
322 This option enables support for LEDs driven by a Linear Technology
323 LT3593 controller. This controller uses a special one-wire pulse
324 coding protocol to set the brightness.
327 tristate "LED Support for ADP5520/ADP5501 PMIC"
328 depends on LEDS_CLASS
329 depends on PMIC_ADP5520
331 This option enables support for on-chip LED drivers found
332 on Analog Devices ADP5520/ADP5501 PMICs.
334 To compile this driver as a module, choose M here: the module will
335 be called leds-adp5520.
337 config LEDS_DELL_NETBOOKS
338 tristate "External LED on Dell Business Netbooks"
339 depends on LEDS_CLASS
340 depends on X86 && ACPI_WMI
342 This adds support for the Latitude 2100 and similar
343 notebooks that have an external LED.
346 tristate "LED Support for MC13783 PMIC"
347 depends on LEDS_CLASS
348 depends on MFD_MC13783
350 This option enable support for on-chip LED drivers found
351 on Freescale Semiconductor MC13783 PMIC.
354 tristate "LED support for Network Space v2 GPIO LEDs"
355 depends on LEDS_CLASS
356 depends on MACH_NETSPACE_V2 || MACH_INETSPACE_V2 || MACH_NETSPACE_MAX_V2 || D2NET_V2
359 This option enable support for the dual-GPIO LED found on the
360 Network Space v2 board (and parents). This include Internet Space v2,
361 Network Space (Max) v2 and d2 Network v2 boards.
364 tristate "LED support for Big Network series LEDs"
365 depends on MACH_NET2BIG_V2 || MACH_NET5BIG_V2
368 This option enable support for LEDs found on the LaCie 2Big
369 and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
370 controlled through a GPIO extension bus.
373 bool "LED Trigger support"
374 depends on LEDS_CLASS
376 This option enables trigger support for the leds class.
377 These triggers allow kernel events to drive the LEDs and can
378 be configured via sysfs. If unsure, say Y.
380 comment "LED Triggers"
382 config LEDS_TRIGGER_TIMER
383 tristate "LED Timer Trigger"
384 depends on LEDS_TRIGGERS
386 This allows LEDs to be controlled by a programmable timer
387 via sysfs. Some LED hardware can be programmed to start
388 blinking the LED without any further software interaction.
389 For more details read Documentation/leds-class.txt.
393 config LEDS_TRIGGER_IDE_DISK
394 bool "LED IDE Disk Trigger"
395 depends on IDE_GD_ATA
396 depends on LEDS_TRIGGERS
398 This allows LEDs to be controlled by IDE disk activity.
401 config LEDS_TRIGGER_HEARTBEAT
402 tristate "LED Heartbeat Trigger"
403 depends on LEDS_TRIGGERS
405 This allows LEDs to be controlled by a CPU load average.
406 The flash frequency is a hyperbolic function of the 1-minute
410 config LEDS_TRIGGER_BACKLIGHT
411 tristate "LED backlight Trigger"
412 depends on LEDS_TRIGGERS
414 This allows LEDs to be controlled as a backlight device: they
415 turn off and on when the display is blanked and unblanked.
419 config LEDS_TRIGGER_GPIO
420 tristate "LED GPIO Trigger"
421 depends on LEDS_TRIGGERS
424 This allows LEDs to be controlled by gpio events. It's good
425 when using gpios as switches and triggering the needed LEDs
426 from there. One use case is n810's keypad LEDs that could
427 be triggered by this trigger when user slides up to show
432 config LEDS_TRIGGER_DEFAULT_ON
433 tristate "LED Default ON Trigger"
434 depends on LEDS_TRIGGERS
436 This allows LEDs to be initialised in the ON state.
439 comment "iptables trigger is under Netfilter config (LED target)"
440 depends on LEDS_TRIGGERS