b5609c0dcb946121a45244068970bf6544a3c078
1 config 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.
8 menuconfig NEW_LEDS
9 bool "LED Support"
10 help
11 Say Y to enable Linux LED support. This allows control of supported
12 LEDs from both userspace and optionally, by kernel events (triggers).
14 This is not related to standard keyboard LEDs which are controlled
15 via the input system.
17 if NEW_LEDS
19 config LEDS_CLASS
20 tristate "LED Class Support"
21 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.
25 comment "LED drivers"
27 config LEDS_88PM860X
28 tristate "LED Support for Marvell 88PM860x PMIC"
29 depends on LEDS_CLASS
30 depends on MFD_88PM860X
31 help
32 This option enables support for on-chip LED drivers found on Marvell
33 Semiconductor 88PM8606 PMIC.
35 config LEDS_ATMEL_PWM
36 tristate "LED Support using Atmel PWM outputs"
37 depends on LEDS_CLASS
38 depends on ATMEL_PWM
39 help
40 This option enables support for LEDs driven using outputs
41 of the dedicated PWM controller found on newer Atmel SOCs.
43 config 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.
53 config LEDS_LM3533
54 tristate "LED support for LM3533"
55 depends on LEDS_CLASS
56 depends on MFD_LM3533
57 help
58 This option enables support for the LEDs on National Semiconductor /
59 TI LM3533 Lighting Power chips.
61 The LEDs can be controlled directly, through PWM input, or by the
62 ambient-light-sensor interface. The chip supports
63 hardware-accelerated blinking with maximum on and off periods of 9.8
64 and 77 seconds respectively.
66 config LEDS_LM3642
67 tristate "LED support for LM3642 Chip"
68 depends on LEDS_CLASS && I2C
69 select REGMAP_I2C
70 help
71 This option enables support for LEDs connected to LM3642.
72 The LM3642 is a 4MHz fixed-frequency synchronous boost
73 converter plus 1.5A constant current driver for a high-current
74 white LED.
76 config LEDS_LM3643
77 tristate "LED support for LM3643 Chip"
78 depends on LEDS_CLASS && I2C
79 select REGMAP_I2C
80 help
81 This option enables support for LEDs connected to LM3643.
82 The LM3643 is a 2/4MHz fixed-frequency synchronous boost
83 converter with 1.5A constant current LED driver.
85 config LEDS_LOCOMO
86 tristate "LED Support for Locomo device"
87 depends on LEDS_CLASS
88 depends on SHARP_LOCOMO
89 help
90 This option enables support for the LEDs on Sharp Locomo.
91 Zaurus models SL-5500 and SL-5600.
93 config LEDS_MIKROTIK_RB532
94 tristate "LED Support for Mikrotik Routerboard 532"
95 depends on LEDS_CLASS
96 depends on MIKROTIK_RB532
97 help
98 This option enables support for the so called "User LED" of
99 Mikrotik's Routerboard 532.
101 config LEDS_S3C24XX
102 tristate "LED Support for Samsung S3C24XX GPIO LEDs"
103 depends on LEDS_CLASS
104 depends on ARCH_S3C24XX
105 help
106 This option enables support for LEDs connected to GPIO lines
107 on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
109 config LEDS_NET48XX
110 tristate "LED Support for Soekris net48xx series Error LED"
111 depends on LEDS_CLASS
112 depends on SCx200_GPIO
113 help
114 This option enables support for the Soekris net4801 and net4826 error
115 LED.
117 config LEDS_FSG
118 tristate "LED Support for the Freecom FSG-3"
119 depends on LEDS_CLASS
120 depends on MACH_FSG
121 help
122 This option enables support for the LEDs on the Freecom FSG-3.
124 config LEDS_WRAP
125 tristate "LED Support for the WRAP series LEDs"
126 depends on LEDS_CLASS
127 depends on SCx200_GPIO
128 help
129 This option enables support for the PCEngines WRAP programmable LEDs.
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
135 help
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
141 select LEDS_TRIGGERS
142 help
143 This option enables support for the Cobalt Raq series LEDs.
145 config LEDS_SUNFIRE
146 tristate "LED support for SunFire servers."
147 depends on LEDS_CLASS
148 depends on SPARC64
149 select LEDS_TRIGGERS
150 help
151 This option enables support for the Left, Middle, and Right
152 LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
154 config LEDS_HP6XX
155 tristate "LED Support for the HP Jornada 6xx"
156 depends on LEDS_CLASS
157 depends on SH_HP6XX
158 help
159 This option enables LED support for the handheld
160 HP Jornada 620/660/680/690.
162 config LEDS_PCA9532
163 tristate "LED driver for PCA9532 dimmer"
164 depends on LEDS_CLASS
165 depends on I2C && INPUT
166 help
167 This option enables support for NXP pca9532
168 LED controller. It is generally only useful
169 as a platform driver
171 config LEDS_PCA9532_GPIO
172 bool "Enable GPIO support for PCA9532"
173 depends on LEDS_PCA9532
174 depends on GPIOLIB
175 help
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.
181 config LEDS_GPIO
182 tristate "LED Support for GPIO connected LEDs"
183 depends on LEDS_CLASS
184 depends on GPIOLIB
185 help
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_LP3944
193 tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
194 depends on LEDS_CLASS
195 depends on I2C
196 help
197 This option enables support for LEDs connected to the National
198 Semiconductor LP3944 Lighting Management Unit (LMU) also known as
199 Fun Light Chip.
201 To compile this driver as a module, choose M here: the
202 module will be called leds-lp3944.
204 config LEDS_LP55XX_COMMON
205 tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
206 depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501
207 select FW_LOADER
208 help
209 This option supports common operations for LP5521/5523/55231/5562/8501
210 devices.
212 config LEDS_LP5521
213 tristate "LED Support for N.S. LP5521 LED driver chip"
214 depends on LEDS_CLASS && I2C
215 select LEDS_LP55XX_COMMON
216 help
217 If you say yes here you get support for the National Semiconductor
218 LP5521 LED driver. It is 3 channel chip with programmable engines.
219 Driver provides direct control via LED class and interface for
220 programming the engines.
222 config LEDS_LP5523
223 tristate "LED Support for TI/National LP5523/55231 LED driver chip"
224 depends on LEDS_CLASS && I2C
225 select LEDS_LP55XX_COMMON
226 help
227 If you say yes here you get support for TI/National Semiconductor
228 LP5523/55231 LED driver.
229 It is 9 channel chip with programmable engines.
230 Driver provides direct control via LED class and interface for
231 programming the engines.
233 config LEDS_LP5562
234 tristate "LED Support for TI LP5562 LED driver chip"
235 depends on LEDS_CLASS && I2C
236 select LEDS_LP55XX_COMMON
237 help
238 If you say yes here you get support for TI LP5562 LED driver.
239 It is 4 channels chip with programmable engines.
240 Driver provides direct control via LED class and interface for
241 programming the engines.
243 config LEDS_LP8501
244 tristate "LED Support for TI LP8501 LED driver chip"
245 depends on LEDS_CLASS && I2C
246 select LEDS_LP55XX_COMMON
247 help
248 If you say yes here you get support for TI LP8501 LED driver.
249 It is 9 channel chip with programmable engines.
250 Driver provides direct control via LED class and interface for
251 programming the engines.
252 It is similar as LP5523, but output power selection is available.
253 And register layout and engine program schemes are different.
255 config LEDS_LP8788
256 tristate "LED support for the TI LP8788 PMIC"
257 depends on LEDS_CLASS
258 depends on MFD_LP8788
259 help
260 This option enables support for the Keyboard LEDs on the LP8788 PMIC.
262 config LEDS_CLEVO_MAIL
263 tristate "Mail LED on Clevo notebook"
264 depends on LEDS_CLASS
265 depends on X86 && SERIO_I8042 && DMI
266 help
267 This driver makes the mail LED accessible from userspace
268 programs through the leds subsystem. This LED have three
269 known mode: off, blink at 0.5Hz and blink at 1Hz.
271 The driver supports two kinds of interface: using ledtrig-timer
272 or through /sys/class/leds/clevo::mail/brightness. As this LED
273 cannot change it's brightness it blinks instead. The brightness
274 value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
275 blink at 1Hz.
277 This module can drive the mail LED for the following notebooks:
279 Clevo D400P
280 Clevo D410J
281 Clevo D410V
282 Clevo D400V/D470V (not tested, but might work)
283 Clevo M540N
284 Clevo M5x0N (not tested, but might work)
285 Positivo Mobile (Clevo M5x0V)
287 If your model is not listed here you can try the "nodetect"
288 module parameter.
290 To compile this driver as a module, choose M here: the
291 module will be called leds-clevo-mail.
293 config LEDS_PCA955X
294 tristate "LED Support for PCA955x I2C chips"
295 depends on LEDS_CLASS
296 depends on I2C
297 help
298 This option enables support for LEDs connected to PCA955x
299 LED driver chips accessed via the I2C bus. Supported
300 devices include PCA9550, PCA9551, PCA9552, and PCA9553.
302 config LEDS_PCA963X
303 tristate "LED support for PCA963x I2C chip"
304 depends on LEDS_CLASS
305 depends on I2C
306 help
307 This option enables support for LEDs connected to the PCA963x
308 LED driver chip accessed via the I2C bus. Supported
309 devices include PCA9633 and PCA9634
311 config LEDS_PCA9685
312 tristate "LED support for PCA9685 I2C chip"
313 depends on LEDS_CLASS
314 depends on I2C
315 help
316 This option enables support for LEDs connected to the PCA9685
317 LED driver chip accessed via the I2C bus.
318 The PCA9685 offers 12-bit PWM (4095 levels of brightness) on
319 16 individual channels.
321 config LEDS_WM831X_STATUS
322 tristate "LED support for status LEDs on WM831x PMICs"
323 depends on LEDS_CLASS
324 depends on MFD_WM831X
325 help
326 This option enables support for the status LEDs of the WM831x
327 series of PMICs.
329 config LEDS_WM8350
330 tristate "LED Support for WM8350 AudioPlus PMIC"
331 depends on LEDS_CLASS
332 depends on MFD_WM8350
333 help
334 This option enables support for LEDs driven by the Wolfson
335 Microelectronics WM8350 AudioPlus PMIC.
337 config LEDS_DA903X
338 tristate "LED Support for DA9030/DA9034 PMIC"
339 depends on LEDS_CLASS
340 depends on PMIC_DA903X
341 help
342 This option enables support for on-chip LED drivers found
343 on Dialog Semiconductor DA9030/DA9034 PMICs.
345 config LEDS_DA9052
346 tristate "Dialog DA9052/DA9053 LEDS"
347 depends on LEDS_CLASS
348 depends on PMIC_DA9052
349 help
350 This option enables support for on-chip LED drivers found
351 on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
353 config LEDS_DAC124S085
354 tristate "LED Support for DAC124S085 SPI DAC"
355 depends on LEDS_CLASS
356 depends on SPI
357 help
358 This option enables support for DAC124S085 SPI DAC from NatSemi,
359 which can be used to control up to four LEDs.
361 config LEDS_PWM
362 tristate "PWM driven LED Support"
363 depends on LEDS_CLASS
364 depends on PWM
365 help
366 This option enables support for pwm driven LEDs
368 config LEDS_REGULATOR
369 tristate "REGULATOR driven LED support"
370 depends on LEDS_CLASS
371 depends on REGULATOR
372 help
373 This option enables support for regulator driven LEDs.
375 config LEDS_BD2802
376 tristate "LED driver for BD2802 RGB LED"
377 depends on LEDS_CLASS
378 depends on I2C
379 help
380 This option enables support for BD2802GU RGB LED driver chips
381 accessed via the I2C bus.
383 config LEDS_INTEL_SS4200
384 tristate "LED driver for Intel NAS SS4200 series"
385 depends on LEDS_CLASS
386 depends on PCI && DMI
387 help
388 This option enables support for the Intel SS4200 series of
389 Network Attached Storage servers. You may control the hard
390 drive or power LEDs on the front panel. Using this driver
391 can stop the front LED from blinking after startup.
393 config LEDS_LT3593
394 tristate "LED driver for LT3593 controllers"
395 depends on LEDS_CLASS
396 depends on GPIOLIB
397 help
398 This option enables support for LEDs driven by a Linear Technology
399 LT3593 controller. This controller uses a special one-wire pulse
400 coding protocol to set the brightness.
402 config LEDS_ADP5520
403 tristate "LED Support for ADP5520/ADP5501 PMIC"
404 depends on LEDS_CLASS
405 depends on PMIC_ADP5520
406 help
407 This option enables support for on-chip LED drivers found
408 on Analog Devices ADP5520/ADP5501 PMICs.
410 To compile this driver as a module, choose M here: the module will
411 be called leds-adp5520.
413 config LEDS_DELL_NETBOOKS
414 tristate "External LED on Dell Business Netbooks"
415 depends on LEDS_CLASS
416 depends on X86 && ACPI_WMI
417 help
418 This adds support for the Latitude 2100 and similar
419 notebooks that have an external LED.
421 config LEDS_MC13783
422 tristate "LED Support for MC13XXX PMIC"
423 depends on LEDS_CLASS
424 depends on MFD_MC13XXX
425 help
426 This option enable support for on-chip LED drivers found
427 on Freescale Semiconductor MC13783/MC13892 PMIC.
429 config LEDS_NS2
430 tristate "LED support for Network Space v2 GPIO LEDs"
431 depends on LEDS_CLASS
432 depends on ARCH_KIRKWOOD
433 default y
434 help
435 This option enable support for the dual-GPIO LED found on the
436 Network Space v2 board (and parents). This include Internet Space v2,
437 Network Space (Max) v2 and d2 Network v2 boards.
439 config LEDS_NETXBIG
440 tristate "LED support for Big Network series LEDs"
441 depends on LEDS_CLASS
442 depends on ARCH_KIRKWOOD
443 default y
444 help
445 This option enable support for LEDs found on the LaCie 2Big
446 and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
447 controlled through a GPIO extension bus.
449 config LEDS_ASIC3
450 bool "LED support for the HTC ASIC3"
451 depends on LEDS_CLASS=y
452 depends on MFD_ASIC3
453 default y
454 help
455 This option enables support for the LEDs on the HTC ASIC3. The HTC
456 ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
457 cannot be used. This driver supports hardware blinking with an on+off
458 period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
460 config LEDS_TCA6507
461 tristate "LED Support for TCA6507 I2C chip"
462 depends on LEDS_CLASS && I2C
463 help
464 This option enables support for LEDs connected to TC6507
465 LED driver chips accessed via the I2C bus.
466 Driver support brightness control and hardware-assisted blinking.
468 config LEDS_MAX8997
469 tristate "LED support for MAX8997 PMIC"
470 depends on LEDS_CLASS && MFD_MAX8997
471 help
472 This option enables support for on-chip LED drivers on
473 MAXIM MAX8997 PMIC.
475 config LEDS_LM355x
476 tristate "LED support for LM355x Chips, LM3554 and LM3556"
477 depends on LEDS_CLASS && I2C
478 select REGMAP_I2C
479 help
480 This option enables support for LEDs connected to LM355x.
481 LM355x includes Torch, Flash and Indicator functions.
483 config LEDS_LM3646
484 tristate "LED support for LM3646 Chip"
485 depends on LEDS_CLASS && I2C
486 select REGMAP_I2C
487 help
488 This option enables support for LEDs connected to LM3646.
489 LM3646 includes dual Torch and Flash functions.
491 config LEDS_OT200
492 tristate "LED support for the Bachmann OT200"
493 depends on LEDS_CLASS && HAS_IOMEM
494 help
495 This option enables support for the LEDs on the Bachmann OT200.
496 Say Y to enable LEDs on the Bachmann OT200.
498 config LEDS_BLINKM
499 tristate "LED support for the BlinkM I2C RGB LED"
500 depends on LEDS_CLASS
501 depends on I2C
502 help
503 This option enables support for the BlinkM RGB LED connected
504 through I2C. Say Y to enable support for the BlinkM LED.
506 comment "LED Triggers"
507 source "drivers/leds/trigger/Kconfig"
509 endif # NEW_LEDS