1 config LEDS_GPIO_REGISTER
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
9 bool "LED support for the SPFCW043"
12 This option enables support for the LEDs on the SPFCW043.
18 Say Y to enable Linux LED support. This allows control of supported
19 LEDs from both userspace and optionally, by kernel events (triggers).
21 This is not related to standard keyboard LEDs which are controlled
27 bool "LED Class Support"
29 This option enables the led sysfs class in /sys/class/leds. You'll
30 need this to do anything useful with LEDs. If unsure, say N.
35 tristate "LED Support for Marvell 88PM860x PMIC"
37 depends on MFD_88PM860X
39 This option enables support for on-chip LED drivers found on Marvell
40 Semiconductor 88PM8606 PMIC.
43 tristate "LED Support using Atmel PWM outputs"
47 This option enables support for LEDs driven using outputs
48 of the dedicated PWM controller found on newer Atmel SOCs.
51 tristate "LCD Backlight driver for LM3530"
55 This option enables support for the LCD backlight using
56 LM3530 ambient light sensor chip. This ALS chip can be
57 controlled manually or using PWM input or using ambient
61 tristate "LED Support for Locomo device"
63 depends on SHARP_LOCOMO
65 This option enables support for the LEDs on Sharp Locomo.
66 Zaurus models SL-5500 and SL-5600.
68 config LEDS_MIKROTIK_RB532
69 tristate "LED Support for Mikrotik Routerboard 532"
71 depends on MIKROTIK_RB532
73 This option enables support for the so called "User LED" of
74 Mikrotik's Routerboard 532.
77 tristate "LED Support for Samsung S3C24XX GPIO LEDs"
79 depends on ARCH_S3C2410
81 This option enables support for LEDs connected to GPIO lines
82 on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
85 tristate "LED Support for the Amstrad Delta (E3)"
87 depends on MACH_AMS_DELTA
89 This option enables support for the LEDs on Amstrad Delta (E3).
92 tristate "LED Support for Soekris net48xx series Error LED"
94 depends on SCx200_GPIO
96 This option enables support for the Soekris net4801 and net4826 error
100 tristate "LED Support for Soekris net5501 series Error LED"
101 depends on LEDS_TRIGGERS
102 depends on X86 && LEDS_GPIO_PLATFORM && GPIO_CS5535
103 select LEDS_TRIGGER_DEFAULT_ON
106 Add support for the Soekris net5501 board (detection, error led
110 tristate "LED Support for the Freecom FSG-3"
111 depends on LEDS_CLASS
114 This option enables support for the LEDs on the Freecom FSG-3.
117 tristate "LED Support for the WRAP series LEDs"
118 depends on LEDS_CLASS
119 depends on SCx200_GPIO
121 This option enables support for the PCEngines WRAP programmable LEDs.
124 tristate "LED Support for ALIX.2 and ALIX.3 series"
125 depends on LEDS_CLASS
126 depends on X86 && !GPIO_CS5535 && !CS5535_GPIO
128 This option enables support for the PCEngines ALIX.2 and ALIX.3 LEDs.
129 You have to set leds-alix2.force=1 for boards with Award BIOS.
131 config LEDS_COBALT_QUBE
132 tristate "LED Support for the Cobalt Qube series front LED"
133 depends on LEDS_CLASS
134 depends on MIPS_COBALT
136 This option enables support for the front LED on Cobalt Qube series
138 config LEDS_COBALT_RAQ
139 bool "LED Support for the Cobalt Raq series"
140 depends on LEDS_CLASS=y && MIPS_COBALT
143 This option enables support for the Cobalt Raq series LEDs.
146 tristate "LED support for SunFire servers."
147 depends on LEDS_CLASS
151 This option enables support for the Left, Middle, and Right
152 LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
155 tristate "LED Support for the HP Jornada 6xx"
156 depends on LEDS_CLASS
159 This option enables LED support for the handheld
160 HP Jornada 620/660/680/690.
163 tristate "LED driver for PCA9532 dimmer"
164 depends on LEDS_CLASS
165 depends on I2C && INPUT && EXPERIMENTAL
167 This option enables support for NXP pca9532
168 LED controller. It is generally only useful
171 config LEDS_PCA9532_GPIO
172 bool "Enable GPIO support for PCA9532"
173 depends on LEDS_PCA9532
176 Allow unused pins on PCA9532 to be used as gpio.
178 To use a pin as gpio pca9532_type in pca9532_platform data needs to
179 set to PCA9532_TYPE_GPIO.
182 tristate "LED Support for GPIO connected LEDs"
183 depends on LEDS_CLASS
184 depends on GENERIC_GPIO
186 This option enables support for the LEDs connected to GPIO
187 outputs. To be useful the particular board must have LEDs
188 and they must be connected to the GPIO lines. The LEDs must be
189 defined as platform devices and/or OpenFirmware platform devices.
190 The code to use these bindings can be selected below.
192 config LEDS_GPIO_PLATFORM
193 bool "Platform device bindings for GPIO LEDs"
197 Let the leds-gpio driver drive LEDs which have been defined as
198 platform devices. If you don't know what this means, say yes.
201 bool "OpenFirmware platform device bindings for GPIO LEDs"
202 depends on LEDS_GPIO && OF_DEVICE
205 Let the leds-gpio driver drive LEDs which have been defined as
206 of_platform devices. For instance, LEDs which are listed in a "dts"
210 tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
211 depends on LEDS_CLASS
214 This option enables support for LEDs connected to the National
215 Semiconductor LP3944 Lighting Management Unit (LMU) also known as
218 To compile this driver as a module, choose M here: the
219 module will be called leds-lp3944.
222 tristate "LED driver for panasonic AN30259A RGB LED"
225 This option enables support for AN30259A RGB LED chips
226 accessed via the I2C bus.
227 AN30259A has three channel LED driver. By synchronous clock
228 function, combined operation is possible.
231 tristate "LED Support for N.S. LP5521 LED driver chip"
232 depends on LEDS_CLASS && I2C
234 If you say yes here you get support for the National Semiconductor
235 LP5521 LED driver. It is 3 channel chip with programmable engines.
236 Driver provides direct control via LED class and interface for
237 programming the engines.
240 tristate "LED Support for N.S. LP5523 LED driver chip"
241 depends on LEDS_CLASS && I2C
243 If you say yes here you get support for the National Semiconductor
244 LP5523 LED driver. It is 9 channel chip with programmable engines.
245 Driver provides direct control via LED class and interface for
246 programming the engines.
248 config LEDS_CLEVO_MAIL
249 tristate "Mail LED on Clevo notebook"
250 depends on LEDS_CLASS
251 depends on X86 && SERIO_I8042 && DMI
253 This driver makes the mail LED accessible from userspace
254 programs through the leds subsystem. This LED have three
255 known mode: off, blink at 0.5Hz and blink at 1Hz.
257 The driver supports two kinds of interface: using ledtrig-timer
258 or through /sys/class/leds/clevo::mail/brightness. As this LED
259 cannot change it's brightness it blinks instead. The brightness
260 value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
263 This module can drive the mail LED for the following notebooks:
268 Clevo D400V/D470V (not tested, but might work)
270 Clevo M5x0N (not tested, but might work)
271 Positivo Mobile (Clevo M5x0V)
273 If your model is not listed here you can try the "nodetect"
276 To compile this driver as a module, choose M here: the
277 module will be called leds-clevo-mail.
280 tristate "LED Support for PCA955x I2C chips"
281 depends on LEDS_CLASS
284 This option enables support for LEDs connected to PCA955x
285 LED driver chips accessed via the I2C bus. Supported
286 devices include PCA9550, PCA9551, PCA9552, and PCA9553.
288 config LEDS_WM831X_STATUS
289 tristate "LED support for status LEDs on WM831x PMICs"
290 depends on LEDS_CLASS
291 depends on MFD_WM831X
293 This option enables support for the status LEDs of the WM831x
297 tristate "LED Support for WM8350 AudioPlus PMIC"
298 depends on LEDS_CLASS
299 depends on MFD_WM8350
301 This option enables support for LEDs driven by the Wolfson
302 Microelectronics WM8350 AudioPlus PMIC.
305 tristate "LED Support for DA9030/DA9034 PMIC"
306 depends on LEDS_CLASS
307 depends on PMIC_DA903X
309 This option enables support for on-chip LED drivers found
310 on Dialog Semiconductor DA9030/DA9034 PMICs.
312 config LEDS_DAC124S085
313 tristate "LED Support for DAC124S085 SPI DAC"
314 depends on LEDS_CLASS
317 This option enables support for DAC124S085 SPI DAC from NatSemi,
318 which can be used to control up to four LEDs.
321 tristate "PWM driven LED Support"
322 depends on LEDS_CLASS
325 This option enables support for pwm driven LEDs
327 config LEDS_REGULATOR
328 tristate "REGULATOR driven LED support"
329 depends on LEDS_CLASS
332 This option enables support for regulator driven LEDs.
335 tristate "MAX8997 LED support"
343 tristate "LED driver for BD2802 RGB LED"
344 depends on LEDS_CLASS
347 This option enables support for BD2802GU RGB LED driver chips
348 accessed via the I2C bus.
350 config LEDS_INTEL_SS4200
351 tristate "LED driver for Intel NAS SS4200 series"
352 depends on LEDS_CLASS
353 depends on PCI && DMI
355 This option enables support for the Intel SS4200 series of
356 Network Attached Storage servers. You may control the hard
357 drive or power LEDs on the front panel. Using this driver
358 can stop the front LED from blinking after startup.
361 tristate "LED driver for LT3593 controllers"
362 depends on LEDS_CLASS
363 depends on GENERIC_GPIO
365 This option enables support for LEDs driven by a Linear Technology
366 LT3593 controller. This controller uses a special one-wire pulse
367 coding protocol to set the brightness.
370 tristate "LED Support for ADP5520/ADP5501 PMIC"
371 depends on LEDS_CLASS
372 depends on PMIC_ADP5520
374 This option enables support for on-chip LED drivers found
375 on Analog Devices ADP5520/ADP5501 PMICs.
377 To compile this driver as a module, choose M here: the module will
378 be called leds-adp5520.
380 config LEDS_DELL_NETBOOKS
381 tristate "External LED on Dell Business Netbooks"
382 depends on LEDS_CLASS
383 depends on X86 && ACPI_WMI
385 This adds support for the Latitude 2100 and similar
386 notebooks that have an external LED.
389 tristate "LED Support for MC13783 PMIC"
390 depends on LEDS_CLASS
391 depends on MFD_MC13783
393 This option enable support for on-chip LED drivers found
394 on Freescale Semiconductor MC13783 PMIC.
397 tristate "LED support for Network Space v2 GPIO LEDs"
398 depends on LEDS_CLASS
399 depends on MACH_NETSPACE_V2 || MACH_INETSPACE_V2 || MACH_NETSPACE_MAX_V2 || D2NET_V2
402 This option enable support for the dual-GPIO LED found on the
403 Network Space v2 board (and parents). This include Internet Space v2,
404 Network Space (Max) v2 and d2 Network v2 boards.
407 tristate "LED support for Big Network series LEDs"
408 depends on MACH_NET2BIG_V2 || MACH_NET5BIG_V2
411 This option enable support for LEDs found on the LaCie 2Big
412 and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
413 controlled through a GPIO extension bus.
416 bool "LED support for the HTC ASIC3"
417 depends on LEDS_CLASS
421 This option enables support for the LEDs on the HTC ASIC3. The HTC
422 ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
423 cannot be used. This driver supports hardware blinking with an on+off
424 period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
427 bool "LED control switch support"
428 depends on LEDS_CLASS
431 This option enables support for the LED SWITCH.
434 bool "LED support for the MAX77693"
435 depends on LEDS_CLASS
436 depends on MFD_MAX77693
439 This option enables support for the LEDs on the MAX77693.
442 tristate "MAX8997 LED support"
443 depends on LEDS_CLASS
446 This option enables support for the LEDs on the Max8997.
447 You may control the hard drive or power LEDs on the Max8997
448 function. Using this driver can support the brightness of LED
449 by controling current of the Max8997.
452 bool "LED support for the AAT1290A"
453 depends on LEDS_CLASS
456 This option enables support for the LEDs on the AAT1290A.
459 bool "LED Trigger support"
460 depends on LEDS_CLASS
462 This option enables trigger support for the leds class.
463 These triggers allow kernel events to drive the LEDs and can
464 be configured via sysfs. If unsure, say Y.
466 comment "LED Triggers"
468 config LEDS_TRIGGER_TIMER
469 tristate "LED Timer Trigger"
470 depends on LEDS_TRIGGERS
472 This allows LEDs to be controlled by a programmable timer
473 via sysfs. Some LED hardware can be programmed to start
474 blinking the LED without any further software interaction.
475 For more details read Documentation/leds-class.txt.
479 config LEDS_TRIGGER_IDE_DISK
480 bool "LED IDE Disk Trigger"
481 depends on IDE_GD_ATA
482 depends on LEDS_TRIGGERS
484 This allows LEDs to be controlled by IDE disk activity.
487 config LEDS_TRIGGER_HEARTBEAT
488 tristate "LED Heartbeat Trigger"
489 depends on LEDS_TRIGGERS
491 This allows LEDs to be controlled by a CPU load average.
492 The flash frequency is a hyperbolic function of the 1-minute
496 config LEDS_TRIGGER_BACKLIGHT
497 tristate "LED backlight Trigger"
498 depends on LEDS_TRIGGERS
500 This allows LEDs to be controlled as a backlight device: they
501 turn off and on when the display is blanked and unblanked.
505 config LEDS_TRIGGER_GPIO
506 tristate "LED GPIO Trigger"
507 depends on LEDS_TRIGGERS
510 This allows LEDs to be controlled by gpio events. It's good
511 when using gpios as switches and triggering the needed LEDs
512 from there. One use case is n810's keypad LEDs that could
513 be triggered by this trigger when user slides up to show
518 config LEDS_TRIGGER_DEFAULT_ON
519 tristate "LED Default ON Trigger"
520 depends on LEDS_TRIGGERS
522 This allows LEDs to be initialised in the ON state.
525 config LEDS_TRIGGER_SLEEP
526 tristate "LED Sleep Mode Trigger"
527 depends on LEDS_TRIGGERS && HAS_EARLYSUSPEND
529 This turns LEDs on when the screen is off but the cpu still running.
531 comment "iptables trigger is under Netfilter config (LED target)"
532 depends on LEDS_TRIGGERS