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1# SPDX-License-Identifier: GPL-2.0-only
2config LEDS_GPIO_REGISTER
3 bool
4 help
5 This option provides the function gpio_led_register_device.
6 As this function is used by arch code it must not be compiled as a
7 module.
8
9# This library does not depend on NEW_LEDS and must be independent so it can be
10# selected from other subsystems (specifically backlight).
11config LEDS_EXPRESSWIRE
12 bool
13 depends on GPIOLIB
14
15menuconfig NEW_LEDS
16 bool "LED Support"
17 help
18 Say Y to enable Linux LED support. This allows control of supported
19 LEDs from both userspace and optionally, by kernel events (triggers).
20
21if NEW_LEDS
22
23config LEDS_CLASS
24 tristate "LED Class Support"
25 help
26 This option enables the LED sysfs class in /sys/class/leds. You'll
27 need this to do anything useful with LEDs. If unsure, say Y.
28
29config LEDS_CLASS_FLASH
30 tristate "LED Flash Class Support"
31 depends on LEDS_CLASS
32 help
33 This option enables the flash LED sysfs class in /sys/class/leds.
34 It wraps LED Class and adds flash LEDs specific sysfs attributes
35 and kernel internal API to it. You'll need this to provide support
36 for the flash related features of a LED device. It can be built
37 as a module.
38
39config LEDS_CLASS_MULTICOLOR
40 tristate "LED Multicolor Class Support"
41 depends on LEDS_CLASS
42 help
43 This option enables the multicolor LED sysfs class in /sys/class/leds.
44 It wraps LED class and adds multicolor LED specific sysfs attributes
45 and kernel internal API to it. You'll need this to provide support
46 for multicolor LEDs that are grouped together. This class is not
47 intended for single color LEDs. It can be built as a module.
48
49config LEDS_BRIGHTNESS_HW_CHANGED
50 bool "LED Class brightness_hw_changed attribute support"
51 depends on LEDS_CLASS
52 help
53 This option enables support for the brightness_hw_changed attribute
54 for LED sysfs class devices under /sys/class/leds.
55
56 See Documentation/ABI/testing/sysfs-class-led for details.
57
58comment "LED drivers"
59
60config LEDS_88PM860X
61 tristate "LED Support for Marvell 88PM860x PMIC"
62 depends on LEDS_CLASS
63 depends on MFD_88PM860X
64 help
65 This option enables support for on-chip LED drivers found on Marvell
66 Semiconductor 88PM8606 PMIC.
67
68config LEDS_AN30259A
69 tristate "LED support for Panasonic AN30259A"
70 depends on LEDS_CLASS && I2C && OF
71 help
72 This option enables support for the AN30259A 3-channel
73 LED driver.
74
75 To compile this driver as a module, choose M here: the module
76 will be called leds-an30259a.
77
78config LEDS_APU
79 tristate "Front panel LED support for PC Engines APU/APU2/APU3 boards"
80 depends on LEDS_CLASS
81 depends on X86 && DMI
82 help
83 This driver makes the PC Engines APU1 front panel LEDs
84 accessible from userspace programs through the LED subsystem.
85
86 If you're looking for APU2/3, use the pcengines-apu2 driver.
87 (symbol CONFIG_PCENGINES_APU2)
88
89 To compile this driver as a module, choose M here: the
90 module will be called leds-apu.
91
92config LEDS_ARIEL
93 tristate "Dell Wyse 3020 status LED support"
94 depends on LEDS_CLASS
95 depends on (MACH_MMP3_DT && MFD_ENE_KB3930) || COMPILE_TEST
96 help
97 This driver adds support for controlling the front panel status
98 LEDs on Dell Wyse 3020 (Ariel) board via the KB3930 Embedded
99 Controller.
100
101 Say Y to if your machine is a Dell Wyse 3020 thin client.
102
103config LEDS_AW200XX
104 tristate "LED support for Awinic AW20036/AW20054/AW20072/AW20108"
105 depends on LEDS_CLASS
106 depends on I2C
107 help
108 This option enables support for the Awinic AW200XX LED controllers.
109 It is a matrix LED driver programmed via an I2C interface. Devices have
110 a set of individually controlled LEDs and support 3 pattern controllers
111 for auto breathing or group dimming control. Supported devices:
112 - AW20036 (3x12) 36 LEDs
113 - AW20054 (6x9) 54 LEDs
114 - AW20072 (6x12) 72 LEDs
115 - AW20108 (9x12) 108 LEDs
116
117 To compile this driver as a module, choose M here: the module
118 will be called leds-aw200xx.
119
120config LEDS_AW2013
121 tristate "LED support for Awinic AW2013"
122 depends on LEDS_CLASS && I2C && OF
123 select REGMAP_I2C
124 help
125 This option enables support for the AW2013 3-channel
126 LED driver.
127
128 To compile this driver as a module, choose M here: the module
129 will be called leds-aw2013.
130
131config LEDS_BCM6328
132 tristate "LED Support for Broadcom BCM6328"
133 depends on LEDS_CLASS
134 depends on HAS_IOMEM
135 depends on OF
136 help
137 This option enables support for LEDs connected to the BCM6328
138 LED HW controller accessed via MMIO registers.
139
140config LEDS_BCM6358
141 tristate "LED Support for Broadcom BCM6358"
142 depends on LEDS_CLASS
143 depends on HAS_IOMEM
144 depends on OF
145 help
146 This option enables support for LEDs connected to the BCM6358
147 LED HW controller accessed via MMIO registers.
148
149config LEDS_CHT_WCOVE
150 tristate "LED support for Intel Cherry Trail Whiskey Cove PMIC"
151 depends on LEDS_CLASS
152 depends on INTEL_SOC_PMIC_CHTWC
153 help
154 This option enables support for charger and general purpose LEDs
155 connected to the Intel Cherrytrail Whiskey Cove PMIC.
156
157 To compile this driver as a module, choose M here: the module
158 will be called leds-cht-wcove.
159
160config LEDS_CPCAP
161 tristate "LED Support for Motorola CPCAP"
162 depends on LEDS_CLASS
163 depends on MFD_CPCAP
164 depends on OF
165 help
166 This option enables support for LEDs offered by Motorola's
167 CPCAP PMIC.
168
169config LEDS_CR0014114
170 tristate "LED Support for Crane CR0014114"
171 depends on LEDS_CLASS
172 depends on SPI
173 depends on OF
174 help
175 This option enables support for CR0014114 LED Board which
176 is widely used in vending machines produced by
177 Crane Merchandising Systems.
178
179 To compile this driver as a module, choose M here: the module
180 will be called leds-cr0014114.
181
182config LEDS_CROS_EC
183 tristate "LED Support for ChromeOS EC"
184 depends on MFD_CROS_EC_DEV
185 depends on LEDS_CLASS_MULTICOLOR
186 select LEDS_TRIGGERS
187 default MFD_CROS_EC_DEV
188 help
189 This option enables support for LEDs managed by ChromeOS ECs.
190 All LEDs exposed by the EC are supported in multicolor mode.
191 A hardware trigger to switch back to the automatic behaviour is
192 provided.
193
194 To compile this driver as a module, choose M here: the module
195 will be called leds-cros_ec.
196
197config LEDS_EL15203000
198 tristate "LED Support for Crane EL15203000"
199 depends on LEDS_CLASS
200 depends on SPI
201 depends on OF
202 help
203 This option enables support for EL15203000 LED Board
204 (aka RED LED board) which is widely used in coffee vending
205 machines produced by Crane Merchandising Systems.
206
207 To compile this driver as a module, choose M here: the module
208 will be called leds-el15203000.
209
210config LEDS_EXPRESSWIRE
211 bool
212 depends on GPIOLIB
213
214config LEDS_TURRIS_OMNIA
215 tristate "LED support for CZ.NIC's Turris Omnia"
216 depends on LEDS_CLASS_MULTICOLOR
217 depends on I2C
218 depends on MACH_ARMADA_38X || COMPILE_TEST
219 depends on OF
220 select LEDS_TRIGGERS
221 help
222 This option enables basic support for the LEDs found on the front
223 side of CZ.NIC's Turris Omnia router. There are 12 RGB LEDs on the
224 front panel.
225
226config LEDS_LM3530
227 tristate "LCD Backlight driver for LM3530"
228 depends on LEDS_CLASS
229 depends on I2C
230 help
231 This option enables support for the LCD backlight using
232 LM3530 ambient light sensor chip. This ALS chip can be
233 controlled manually or using PWM input or using ambient
234 light automatically.
235
236config LEDS_LM3532
237 tristate "LCD Backlight driver for LM3532"
238 select REGMAP_I2C
239 depends on LEDS_CLASS
240 depends on I2C
241 help
242 This option enables support for the LCD backlight using
243 LM3532 ambient light sensor chip. This ALS chip can be
244 controlled manually or using PWM input or using ambient
245 light automatically.
246
247config LEDS_LM3533
248 tristate "LED support for LM3533"
249 depends on LEDS_CLASS
250 depends on MFD_LM3533
251 help
252 This option enables support for the LEDs on National Semiconductor /
253 TI LM3533 Lighting Power chips.
254
255 The LEDs can be controlled directly, through PWM input, or by the
256 ambient-light-sensor interface. The chip supports
257 hardware-accelerated blinking with maximum on and off periods of 9.8
258 and 77 seconds respectively.
259
260config LEDS_LM3642
261 tristate "LED support for LM3642 Chip"
262 depends on LEDS_CLASS && I2C
263 select REGMAP_I2C
264 help
265 This option enables support for LEDs connected to LM3642.
266 The LM3642 is a 4MHz fixed-frequency synchronous boost
267 converter plus 1.5A constant current driver for a high-current
268 white LED.
269
270config LEDS_LM3692X
271 tristate "LED support for LM3692x Chips"
272 depends on LEDS_CLASS && I2C && OF
273 select REGMAP_I2C
274 help
275 This option enables support for the TI LM3692x family
276 of white LED string drivers used for backlighting.
277
278config LEDS_LOCOMO
279 tristate "LED Support for Locomo device"
280 depends on LEDS_CLASS
281 depends on SHARP_LOCOMO
282 help
283 This option enables support for the LEDs on Sharp Locomo.
284 Zaurus models SL-5500 and SL-5600.
285
286config LEDS_MIKROTIK_RB532
287 tristate "LED Support for Mikrotik Routerboard 532"
288 depends on LEDS_CLASS
289 depends on MIKROTIK_RB532
290 help
291 This option enables support for the so called "User LED" of
292 Mikrotik's Routerboard 532.
293
294config LEDS_MT6323
295 tristate "LED Support for Mediatek MT6323 PMIC"
296 depends on LEDS_CLASS
297 depends on MFD_MT6397
298 help
299 This option enables support for on-chip LED drivers found on
300 Mediatek MT6323 PMIC.
301
302config LEDS_NET48XX
303 tristate "LED Support for Soekris net48xx series Error LED"
304 depends on LEDS_CLASS
305 depends on SCx200_GPIO
306 help
307 This option enables support for the Soekris net4801 and net4826 error
308 LED.
309
310config LEDS_WRAP
311 tristate "LED Support for the WRAP series LEDs"
312 depends on LEDS_CLASS
313 depends on SCx200_GPIO
314 help
315 This option enables support for the PCEngines WRAP programmable LEDs.
316
317config LEDS_COBALT_QUBE
318 tristate "LED Support for the Cobalt Qube series front LED"
319 depends on LEDS_CLASS
320 depends on MIPS_COBALT || COMPILE_TEST
321 help
322 This option enables support for the front LED on Cobalt Qube series
323
324config LEDS_COBALT_RAQ
325 bool "LED Support for the Cobalt Raq series"
326 depends on LEDS_CLASS=y && (MIPS_COBALT || COMPILE_TEST)
327 select LEDS_TRIGGERS
328 help
329 This option enables support for the Cobalt Raq series LEDs.
330
331config LEDS_SUN50I_A100
332 tristate "LED support for Allwinner A100 RGB LED controller"
333 depends on LEDS_CLASS_MULTICOLOR
334 depends on ARCH_SUNXI || COMPILE_TEST
335 help
336 This option enables support for the RGB LED controller found
337 in some Allwinner sunxi SoCs, including A100, R329, and D1.
338 It uses a one-wire interface to control up to 1024 LEDs.
339
340config LEDS_SUNFIRE
341 tristate "LED support for SunFire servers."
342 depends on LEDS_CLASS
343 depends on SPARC64
344 select LEDS_TRIGGERS
345 help
346 This option enables support for the Left, Middle, and Right
347 LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
348
349config LEDS_IPAQ_MICRO
350 tristate "LED Support for the Compaq iPAQ h3xxx"
351 depends on LEDS_CLASS
352 depends on MFD_IPAQ_MICRO
353 help
354 Choose this option if you want to use the notification LED on
355 Compaq/HP iPAQ h3100 and h3600.
356
357config LEDS_HP6XX
358 tristate "LED Support for the HP Jornada 6xx"
359 depends on LEDS_CLASS
360 depends on SH_HP6XX
361 help
362 This option enables LED support for the handheld
363 HP Jornada 620/660/680/690.
364
365config LEDS_PCA9532
366 tristate "LED driver for PCA9532 dimmer"
367 depends on LEDS_CLASS
368 depends on I2C && INPUT
369 help
370 This option enables support for NXP pca9532
371 LED controller. It is generally only useful
372 as a platform driver
373
374config LEDS_PCA9532_GPIO
375 bool "Enable GPIO support for PCA9532"
376 depends on LEDS_PCA9532
377 depends on GPIOLIB
378 help
379 Allow unused pins on PCA9532 to be used as gpio.
380
381 To use a pin as gpio pca9532_type in pca9532_platform data needs to
382 set to PCA9532_TYPE_GPIO.
383
384config LEDS_GPIO
385 tristate "LED Support for GPIO connected LEDs"
386 depends on LEDS_CLASS
387 depends on GPIOLIB || COMPILE_TEST
388 help
389 This option enables support for the LEDs connected to GPIO
390 outputs. To be useful the particular board must have LEDs
391 and they must be connected to the GPIO lines. The LEDs must be
392 defined as platform devices and/or OpenFirmware platform devices.
393 The code to use these bindings can be selected below.
394
395config LEDS_LP3944
396 tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
397 depends on LEDS_CLASS
398 depends on I2C
399 help
400 This option enables support for LEDs connected to the National
401 Semiconductor LP3944 Lighting Management Unit (LMU) also known as
402 Fun Light Chip.
403
404 To compile this driver as a module, choose M here: the
405 module will be called leds-lp3944.
406
407config LEDS_LP3952
408 tristate "LED Support for TI LP3952 2 channel LED driver"
409 depends on LEDS_CLASS
410 depends on I2C
411 depends on GPIOLIB
412 select REGMAP_I2C
413 help
414 This option enables support for LEDs connected to the Texas
415 Instruments LP3952 LED driver.
416
417 To compile this driver as a module, choose M here: the
418 module will be called leds-lp3952.
419
420config LEDS_LP50XX
421 tristate "LED Support for TI LP5036/30/24/18/12/09 LED driver chip"
422 depends on LEDS_CLASS && REGMAP_I2C
423 depends on LEDS_CLASS_MULTICOLOR
424 help
425 If you say yes here you get support for the Texas Instruments
426 LP5036, LP5030, LP5024, LP5018, LP5012 and LP5009 LED driver.
427
428 To compile this driver as a module, choose M here: the
429 module will be called leds-lp50xx.
430
431config LEDS_LP55XX_COMMON
432 tristate "Common Driver for TI/National LP5521/5523/55231/5562/5569/8501"
433 depends on LEDS_CLASS
434 depends on LEDS_CLASS_MULTICOLOR
435 depends on OF
436 depends on I2C
437 select FW_LOADER
438 select FW_LOADER_USER_HELPER
439 help
440 This option supports common operations for LP5521/5523/55231/5562/5569/
441 8501 devices.
442
443config LEDS_LP5521
444 tristate "LED Support for N.S. LP5521 LED driver chip"
445 depends on LEDS_CLASS && I2C
446 depends on LEDS_LP55XX_COMMON
447 help
448 If you say yes here you get support for the National Semiconductor
449 LP5521 LED driver. It is 3 channel chip with programmable engines.
450 Driver provides direct control via LED class and interface for
451 programming the engines.
452
453config LEDS_LP5523
454 tristate "LED Support for TI/National LP5523/55231 LED driver chip"
455 depends on LEDS_CLASS && I2C
456 depends on LEDS_LP55XX_COMMON
457 help
458 If you say yes here you get support for TI/National Semiconductor
459 LP5523/55231 LED driver.
460 It is 9 channel chip with programmable engines.
461 Driver provides direct control via LED class and interface for
462 programming the engines.
463
464config LEDS_LP5562
465 tristate "LED Support for TI LP5562 LED driver chip"
466 depends on LEDS_CLASS && I2C
467 depends on LEDS_LP55XX_COMMON
468 help
469 If you say yes here you get support for TI LP5562 LED driver.
470 It is 4 channels chip with programmable engines.
471 Driver provides direct control via LED class and interface for
472 programming the engines.
473
474config LEDS_LP5569
475 tristate "LED Support for TI LP5569 LED driver chip"
476 depends on LEDS_CLASS && I2C
477 depends on LEDS_LP55XX_COMMON
478 help
479 If you say yes here you get support for TI LP5569 LED driver.
480 It is 9 channels chip with programmable engines.
481 Driver provides direct control via LED class and interface for
482 programming the engines.
483
484config LEDS_LP8501
485 tristate "LED Support for TI LP8501 LED driver chip"
486 depends on LEDS_CLASS && I2C
487 depends on LEDS_LP55XX_COMMON
488 help
489 If you say yes here you get support for TI LP8501 LED driver.
490 It is 9 channel chip with programmable engines.
491 Driver provides direct control via LED class and interface for
492 programming the engines.
493 It is similar as LP5523, but output power selection is available.
494 And register layout and engine program schemes are different.
495
496config LEDS_LP8788
497 tristate "LED support for the TI LP8788 PMIC"
498 depends on LEDS_CLASS
499 depends on MFD_LP8788
500 help
501 This option enables support for the Keyboard LEDs on the LP8788 PMIC.
502
503config LEDS_LP8860
504 tristate "LED support for the TI LP8860 4 channel LED driver"
505 depends on LEDS_CLASS && I2C && OF
506 select REGMAP_I2C
507 help
508 If you say yes here you get support for the TI LP8860 4 channel
509 LED driver.
510 This option enables support for the display cluster LEDs
511 on the LP8860 4 channel LED driver using the I2C communication
512 bus.
513
514config LEDS_CLEVO_MAIL
515 tristate "Mail LED on Clevo notebook"
516 depends on LEDS_CLASS && BROKEN
517 depends on X86 && SERIO_I8042 && DMI
518 help
519 This driver makes the mail LED accessible from userspace
520 programs through the LEDs subsystem. This LED has three
521 known modes: off, blink at 0.5Hz and blink at 1Hz.
522
523 The driver supports two kinds of interface: using ledtrig-timer
524 or through /sys/class/leds/clevo::mail/brightness. As this LED
525 cannot change its brightness it blinks instead. The brightness
526 value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
527 blink at 1Hz.
528
529 This module can drive the mail LED for the following notebooks:
530
531 Clevo D400P
532 Clevo D410J
533 Clevo D410V
534 Clevo D400V/D470V (not tested, but might work)
535 Clevo M540N
536 Clevo M5x0N (not tested, but might work)
537 Positivo Mobile (Clevo M5x0V)
538
539 If your model is not listed here you can try the "nodetect"
540 module parameter.
541
542 To compile this driver as a module, choose M here: the
543 module will be called leds-clevo-mail.
544
545config LEDS_PCA955X
546 tristate "LED Support for PCA955x I2C chips"
547 depends on LEDS_CLASS
548 depends on I2C
549 help
550 This option enables support for LEDs connected to PCA955x
551 LED driver chips accessed via the I2C bus. Supported
552 devices include PCA9550, PCA9551, PCA9552, and PCA9553.
553
554config LEDS_PCA955X_GPIO
555 bool "Enable GPIO support for PCA955X"
556 depends on LEDS_PCA955X
557 depends on GPIOLIB
558 help
559 Allow unused pins on PCA955X to be used as gpio.
560
561 To use a pin as gpio the pin type should be set to
562 PCA955X_TYPE_GPIO in the device tree.
563
564
565config LEDS_PCA963X
566 tristate "LED support for PCA963x I2C chip"
567 depends on LEDS_CLASS
568 depends on I2C
569 help
570 This option enables support for LEDs connected to the PCA963x
571 LED driver chip accessed via the I2C bus. Supported
572 devices include PCA9633 and PCA9634
573
574config LEDS_PCA995X
575 tristate "LED Support for PCA995x I2C chips"
576 depends on LEDS_CLASS
577 depends on I2C
578 help
579 This option enables support for LEDs connected to PCA995x
580 LED driver chips accessed via the I2C bus. Supported
581 devices include PCA9955BTW, PCA9952TW and PCA9955TW.
582
583config LEDS_WM831X_STATUS
584 tristate "LED support for status LEDs on WM831x PMICs"
585 depends on LEDS_CLASS
586 depends on MFD_WM831X
587 help
588 This option enables support for the status LEDs of the WM831x
589 series of PMICs.
590
591config LEDS_WM8350
592 tristate "LED Support for WM8350 AudioPlus PMIC"
593 depends on LEDS_CLASS
594 depends on MFD_WM8350
595 help
596 This option enables support for LEDs driven by the Wolfson
597 Microelectronics WM8350 AudioPlus PMIC.
598
599config LEDS_DA903X
600 tristate "LED Support for DA9030/DA9034 PMIC"
601 depends on LEDS_CLASS
602 depends on PMIC_DA903X
603 help
604 This option enables support for on-chip LED drivers found
605 on Dialog Semiconductor DA9030/DA9034 PMICs.
606
607config LEDS_DA9052
608 tristate "Dialog DA9052/DA9053 LEDS"
609 depends on LEDS_CLASS
610 depends on PMIC_DA9052
611 help
612 This option enables support for on-chip LED drivers found
613 on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
614
615config LEDS_DAC124S085
616 tristate "LED Support for DAC124S085 SPI DAC"
617 depends on LEDS_CLASS
618 depends on SPI
619 help
620 This option enables support for DAC124S085 SPI DAC from NatSemi,
621 which can be used to control up to four LEDs.
622
623config LEDS_PWM
624 tristate "PWM driven LED Support"
625 depends on LEDS_CLASS
626 depends on PWM
627 help
628 This option enables support for pwm driven LEDs
629
630config LEDS_REGULATOR
631 tristate "REGULATOR driven LED support"
632 depends on LEDS_CLASS
633 depends on REGULATOR
634 help
635 This option enables support for regulator driven LEDs.
636
637config LEDS_BD2606MVV
638 tristate "LED driver for BD2606MVV"
639 depends on LEDS_CLASS
640 depends on I2C
641 select REGMAP_I2C
642 help
643 This option enables support for BD2606MVV LED driver chips
644 accessed via the I2C bus. It supports setting brightness, with
645 the limitiation that there are groups of two channels sharing
646 a brightness setting, but not the on/off setting.
647
648 To compile this driver as a module, choose M here: the module will
649 be called leds-bd2606mvv.
650
651config LEDS_BD2802
652 tristate "LED driver for BD2802 RGB LED"
653 depends on LEDS_CLASS
654 depends on I2C
655 help
656 This option enables support for BD2802GU RGB LED driver chips
657 accessed via the I2C bus.
658
659config LEDS_INTEL_SS4200
660 tristate "LED driver for Intel NAS SS4200 series"
661 depends on LEDS_CLASS
662 depends on PCI && DMI
663 depends on X86
664 help
665 This option enables support for the Intel SS4200 series of
666 Network Attached Storage servers. You may control the hard
667 drive or power LEDs on the front panel. Using this driver
668 can stop the front LED from blinking after startup.
669
670config LEDS_LT3593
671 tristate "LED driver for LT3593 controllers"
672 depends on LEDS_CLASS
673 depends on GPIOLIB || COMPILE_TEST
674 help
675 This option enables support for LEDs driven by a Linear Technology
676 LT3593 controller. This controller uses a special one-wire pulse
677 coding protocol to set the brightness.
678
679config LEDS_ADP5520
680 tristate "LED Support for ADP5520/ADP5501 PMIC"
681 depends on LEDS_CLASS
682 depends on PMIC_ADP5520
683 help
684 This option enables support for on-chip LED drivers found
685 on Analog Devices ADP5520/ADP5501 PMICs.
686
687 To compile this driver as a module, choose M here: the module will
688 be called leds-adp5520.
689
690config LEDS_MAX5970
691 tristate "LED Support for Maxim 5970"
692 depends on LEDS_CLASS
693 depends on MFD_MAX5970
694 help
695 This option enables support for the Maxim MAX5970 & MAX5978 smart
696 switch indication LEDs via the I2C bus.
697
698 To compile this driver as a module, choose M here: the module will
699 be called leds-max5970.
700
701config LEDS_MC13783
702 tristate "LED Support for MC13XXX PMIC"
703 depends on LEDS_CLASS
704 depends on MFD_MC13XXX
705 help
706 This option enables support for on-chip LED drivers found
707 on Freescale Semiconductor MC13783/MC13892/MC34708 PMIC.
708
709config LEDS_NS2
710 tristate "LED support for Network Space v2 GPIO LEDs"
711 depends on LEDS_CLASS
712 depends on MACH_KIRKWOOD || MACH_ARMADA_370 || COMPILE_TEST
713 default y
714 help
715 This option enables support for the dual-GPIO LEDs found on the
716 following LaCie/Seagate boards:
717
718 Network Space v2 (and parents: Max, Mini)
719 Internet Space v2
720 d2 Network v2
721 n090401 (Seagate NAS 4-Bay)
722
723config LEDS_NETXBIG
724 tristate "LED support for Big Network series LEDs"
725 depends on LEDS_CLASS
726 depends on MACH_KIRKWOOD || COMPILE_TEST
727 depends on OF_GPIO
728 default y
729 help
730 This option enables support for LEDs found on the LaCie 2Big
731 and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
732 controlled through a GPIO extension bus.
733
734config LEDS_TCA6507
735 tristate "LED Support for TCA6507 I2C chip"
736 depends on LEDS_CLASS && I2C
737 help
738 This option enables support for LEDs connected to TC6507
739 LED driver chips accessed via the I2C bus.
740 Driver support brightness control and hardware-assisted blinking.
741
742config LEDS_TLC591XX
743 tristate "LED driver for TLC59108 and TLC59116 controllers"
744 depends on LEDS_CLASS && I2C
745 select REGMAP_I2C
746 help
747 This option enables support for Texas Instruments TLC59108
748 and TLC59116 LED controllers.
749
750config LEDS_MAX77650
751 tristate "LED support for Maxim MAX77650 PMIC"
752 depends on LEDS_CLASS && MFD_MAX77650
753 help
754 LEDs driver for MAX77650 family of PMICs from Maxim Integrated.
755
756config LEDS_MAX8997
757 tristate "LED support for MAX8997 PMIC"
758 depends on LEDS_CLASS && MFD_MAX8997
759 help
760 This option enables support for on-chip LED drivers on
761 MAXIM MAX8997 PMIC.
762
763config LEDS_LM355x
764 tristate "LED support for LM3554 and LM3556 chips"
765 depends on LEDS_CLASS && I2C
766 select REGMAP_I2C
767 help
768 This option enables support for LEDs connected to LM3554
769 and LM3556. It includes Torch, Flash and Indicator functions.
770
771config LEDS_OT200
772 tristate "LED support for the Bachmann OT200"
773 depends on LEDS_CLASS && HAS_IOPORT && (X86_32 || COMPILE_TEST)
774 help
775 This option enables support for the LEDs on the Bachmann OT200.
776 Say Y to enable LEDs on the Bachmann OT200.
777
778config LEDS_MENF21BMC
779 tristate "LED support for the MEN 14F021P00 BMC"
780 depends on LEDS_CLASS && MFD_MENF21BMC
781 help
782 Say Y here to include support for the MEN 14F021P00 BMC LEDs.
783
784 This driver can also be built as a module. If so the module
785 will be called leds-menf21bmc.
786
787config LEDS_IS31FL319X
788 tristate "LED Support for ISSI IS31FL319x I2C LED controller family"
789 depends on LEDS_CLASS && I2C
790 select REGMAP_I2C
791 help
792 This option enables support for LEDs connected to ISSI IS31FL319x
793 fancy LED driver chips accessed via the I2C bus.
794 Driver supports individual PWM brightness control for each channel.
795
796 This driver can also be built as a module. If so the module will be
797 called leds-is31fl319x.
798
799config LEDS_IS31FL32XX
800 tristate "LED support for ISSI IS31FL32XX I2C LED controller family"
801 depends on LEDS_CLASS && I2C && OF
802 help
803 Say Y here to include support for ISSI IS31FL32XX and Si-En SN32xx
804 LED controllers. They are I2C devices with multiple constant-current
805 channels, each with independent 256-level PWM control.
806
807config LEDS_SC27XX_BLTC
808 tristate "LED support for the SC27xx breathing light controller"
809 depends on LEDS_CLASS && MFD_SC27XX_PMIC
810 depends on OF
811 help
812 Say Y here to include support for the SC27xx breathing light controller
813 LEDs.
814
815 This driver can also be built as a module. If so the module will be
816 called leds-sc27xx-bltc.
817
818comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)"
819
820config LEDS_BLINKM
821 tristate "LED support for the BlinkM I2C RGB LED"
822 depends on LEDS_CLASS
823 depends on I2C
824 help
825 This option enables support for the BlinkM RGB LED connected
826 through I2C. Say Y to enable support for the BlinkM LED.
827
828config LEDS_BLINKM_MULTICOLOR
829 bool "Enable multicolor support for BlinkM I2C RGB LED"
830 depends on LEDS_BLINKM
831 depends on LEDS_CLASS_MULTICOLOR=y || LEDS_CLASS_MULTICOLOR=LEDS_BLINKM
832 help
833 This option enables multicolor sysfs class support for BlinkM LED and
834 disables the older, separated sysfs interface
835
836config LEDS_POWERNV
837 tristate "LED support for PowerNV Platform"
838 depends on LEDS_CLASS
839 depends on PPC_POWERNV
840 depends on OF
841 help
842 This option enables support for the system LEDs present on
843 PowerNV platforms. Say 'y' to enable this support in kernel.
844 To compile this driver as a module, choose 'm' here: the module
845 will be called leds-powernv.
846
847config LEDS_SYSCON
848 bool "LED support for LEDs on system controllers"
849 depends on LEDS_CLASS=y
850 depends on MFD_SYSCON
851 depends on OF
852 help
853 This option enables support for the LEDs on syscon type
854 devices. This will only work with device tree enabled
855 devices.
856
857config LEDS_PM8058
858 tristate "LED Support for the Qualcomm PM8058 PMIC"
859 depends on MFD_PM8XXX
860 depends on LEDS_CLASS
861 help
862 Choose this option if you want to use the LED drivers in
863 the Qualcomm PM8058 PMIC.
864
865config LEDS_MLXCPLD
866 tristate "LED support for the Mellanox boards"
867 depends on X86 && DMI
868 depends on LEDS_CLASS
869 help
870 This option enables support for the LEDs on the Mellanox
871 boards. Say Y to enable these.
872
873config LEDS_MLXREG
874 tristate "LED support for the Mellanox switches management control"
875 depends on LEDS_CLASS
876 help
877 This option enables support for the LEDs on the Mellanox Ethernet and
878 InfiniBand switches. The driver can be activated by the platform device
879 device add call. Say Y to enable these. To compile this driver as a
880 module, choose 'M' here: the module will be called leds-mlxreg.
881
882config LEDS_USER
883 tristate "Userspace LED support"
884 depends on LEDS_CLASS
885 help
886 This option enables support for userspace LEDs. Say 'y' to enable this
887 support in kernel. To compile this driver as a module, choose 'm' here:
888 the module will be called uleds.
889
890config LEDS_NIC78BX
891 tristate "LED support for NI PXI NIC78bx devices"
892 depends on LEDS_CLASS
893 depends on X86 && ACPI
894 help
895 This option enables support for the User1 and User2 LEDs on NI
896 PXI NIC78bx devices.
897
898 To compile this driver as a module, choose M here: the module
899 will be called leds-nic78bx.
900
901config LEDS_SPI_BYTE
902 tristate "LED support for SPI LED controller with a single byte"
903 depends on LEDS_CLASS
904 depends on SPI
905 help
906 This option enables support for LED controller which use a single byte
907 for controlling the brightness. Currently the following controller is
908 supported: Ubiquiti airCube ISP microcontroller based LED controller.
909
910config LEDS_TI_LMU_COMMON
911 tristate "LED driver for TI LMU" if COMPILE_TEST
912 select REGMAP
913 help
914 Say Y to enable the LED driver for TI LMU devices.
915 This supports common features between the TI LM3532, LM3631, LM3632,
916 LM3633, LM3695 and LM3697.
917
918config LEDS_LM3697
919 tristate "LED driver for LM3697"
920 depends on LEDS_CLASS && I2C && OF
921 select LEDS_TI_LMU_COMMON
922 help
923 Say Y to enable the LM3697 LED driver for TI LMU devices.
924 This supports the LED device LM3697.
925
926config LEDS_LM36274
927 tristate "LED driver for LM36274"
928 depends on LEDS_CLASS && MFD_TI_LMU
929 select LEDS_TI_LMU_COMMON
930 help
931 Say Y to enable the LM36274 LED driver for TI LMU devices.
932 This supports the LED device LM36274.
933
934config LEDS_TPS6105X
935 tristate "LED support for TI TPS6105X"
936 depends on LEDS_CLASS
937 depends on TPS6105X
938 default y if TPS6105X
939 help
940 This driver supports TPS61050/TPS61052 LED chips.
941 It is a single boost converter primarily for white LEDs and
942 audio amplifiers.
943
944config LEDS_IP30
945 tristate "LED support for SGI Octane machines"
946 depends on LEDS_CLASS
947 depends on SGI_MFD_IOC3 || COMPILE_TEST
948 help
949 This option enables support for the Red and White LEDs of
950 SGI Octane machines.
951
952 To compile this driver as a module, choose M here: the module
953 will be called leds-ip30.
954
955config LEDS_ACER_A500
956 tristate "Power button LED support for Acer Iconia Tab A500"
957 depends on LEDS_CLASS && MFD_ACER_A500_EC
958 help
959 This option enables support for the Power Button LED of
960 Acer Iconia Tab A500.
961
962source "drivers/leds/blink/Kconfig"
963
964comment "Flash and Torch LED drivers"
965source "drivers/leds/flash/Kconfig"
966
967comment "RGB LED drivers"
968source "drivers/leds/rgb/Kconfig"
969
970comment "LED Triggers"
971source "drivers/leds/trigger/Kconfig"
972
973comment "Simple LED drivers"
974source "drivers/leds/simple/Kconfig"
975
976endif # NEW_LEDS
1# SPDX-License-Identifier: GPL-2.0-only
2config LEDS_GPIO_REGISTER
3 bool
4 help
5 This option provides the function gpio_led_register_device.
6 As this function is used by arch code it must not be compiled as a
7 module.
8
9menuconfig NEW_LEDS
10 bool "LED Support"
11 help
12 Say Y to enable Linux LED support. This allows control of supported
13 LEDs from both userspace and optionally, by kernel events (triggers).
14
15if NEW_LEDS
16
17config LEDS_CLASS
18 tristate "LED Class Support"
19 help
20 This option enables the LED sysfs class in /sys/class/leds. You'll
21 need this to do anything useful with LEDs. If unsure, say N.
22
23config LEDS_CLASS_FLASH
24 tristate "LED Flash Class Support"
25 depends on LEDS_CLASS
26 help
27 This option enables the flash LED sysfs class in /sys/class/leds.
28 It wraps LED Class and adds flash LEDs specific sysfs attributes
29 and kernel internal API to it. You'll need this to provide support
30 for the flash related features of a LED device. It can be built
31 as a module.
32
33config LEDS_CLASS_MULTICOLOR
34 tristate "LED Multicolor Class Support"
35 depends on LEDS_CLASS
36 help
37 This option enables the multicolor LED sysfs class in /sys/class/leds.
38 It wraps LED class and adds multicolor LED specific sysfs attributes
39 and kernel internal API to it. You'll need this to provide support
40 for multicolor LEDs that are grouped together. This class is not
41 intended for single color LEDs. It can be built as a module.
42
43config LEDS_BRIGHTNESS_HW_CHANGED
44 bool "LED Class brightness_hw_changed attribute support"
45 depends on LEDS_CLASS
46 help
47 This option enables support for the brightness_hw_changed attribute
48 for LED sysfs class devices under /sys/class/leds.
49
50 See Documentation/ABI/testing/sysfs-class-led for details.
51
52comment "LED drivers"
53
54config LEDS_88PM860X
55 tristate "LED Support for Marvell 88PM860x PMIC"
56 depends on LEDS_CLASS
57 depends on MFD_88PM860X
58 help
59 This option enables support for on-chip LED drivers found on Marvell
60 Semiconductor 88PM8606 PMIC.
61
62config LEDS_AAT1290
63 tristate "LED support for the AAT1290"
64 depends on LEDS_CLASS_FLASH
65 depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS
66 depends on GPIOLIB || COMPILE_TEST
67 depends on OF
68 depends on PINCTRL
69 help
70 This option enables support for the LEDs on the AAT1290.
71
72config LEDS_AN30259A
73 tristate "LED support for Panasonic AN30259A"
74 depends on LEDS_CLASS && I2C && OF
75 help
76 This option enables support for the AN30259A 3-channel
77 LED driver.
78
79 To compile this driver as a module, choose M here: the module
80 will be called leds-an30259a.
81
82config LEDS_APU
83 tristate "Front panel LED support for PC Engines APU/APU2/APU3 boards"
84 depends on LEDS_CLASS
85 depends on X86 && DMI
86 help
87 This driver makes the PC Engines APU1 front panel LEDs
88 accessible from userspace programs through the LED subsystem.
89
90 If you're looking for APU2/3, use the pcengines-apu2 driver.
91 (symbol CONFIG_PCENGINES_APU2)
92
93 To compile this driver as a module, choose M here: the
94 module will be called leds-apu.
95
96config LEDS_ARIEL
97 tristate "Dell Wyse 3020 status LED support"
98 depends on LEDS_CLASS
99 depends on (MACH_MMP3_DT && MFD_ENE_KB3930) || COMPILE_TEST
100 help
101 This driver adds support for controlling the front panel status
102 LEDs on Dell Wyse 3020 (Ariel) board via the KB3930 Embedded
103 Controller.
104
105 Say Y to if your machine is a Dell Wyse 3020 thin client.
106
107config LEDS_AS3645A
108 tristate "AS3645A and LM3555 LED flash controllers support"
109 depends on I2C && LEDS_CLASS_FLASH
110 depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS
111 help
112 Enable LED flash class support for AS3645A LED flash
113 controller. V4L2 flash API is provided as well if
114 CONFIG_V4L2_FLASH_API is enabled.
115
116config LEDS_AW2013
117 tristate "LED support for Awinic AW2013"
118 depends on LEDS_CLASS && I2C && OF
119 help
120 This option enables support for the AW2013 3-channel
121 LED driver.
122
123 To compile this driver as a module, choose M here: the module
124 will be called leds-aw2013.
125
126config LEDS_BCM6328
127 tristate "LED Support for Broadcom BCM6328"
128 depends on LEDS_CLASS
129 depends on HAS_IOMEM
130 depends on OF
131 help
132 This option enables support for LEDs connected to the BCM6328
133 LED HW controller accessed via MMIO registers.
134
135config LEDS_BCM6358
136 tristate "LED Support for Broadcom BCM6358"
137 depends on LEDS_CLASS
138 depends on HAS_IOMEM
139 depends on OF
140 help
141 This option enables support for LEDs connected to the BCM6358
142 LED HW controller accessed via MMIO registers.
143
144config LEDS_CPCAP
145 tristate "LED Support for Motorola CPCAP"
146 depends on LEDS_CLASS
147 depends on MFD_CPCAP
148 depends on OF
149 help
150 This option enables support for LEDs offered by Motorola's
151 CPCAP PMIC.
152
153config LEDS_CR0014114
154 tristate "LED Support for Crane CR0014114"
155 depends on LEDS_CLASS
156 depends on SPI
157 depends on OF
158 help
159 This option enables support for CR0014114 LED Board which
160 is widely used in vending machines produced by
161 Crane Merchandising Systems.
162
163 To compile this driver as a module, choose M here: the module
164 will be called leds-cr0014114.
165
166config LEDS_EL15203000
167 tristate "LED Support for Crane EL15203000"
168 depends on LEDS_CLASS
169 depends on SPI
170 depends on OF
171 help
172 This option enables support for EL15203000 LED Board
173 (aka RED LED board) which is widely used in coffee vending
174 machines produced by Crane Merchandising Systems.
175
176 To compile this driver as a module, choose M here: the module
177 will be called leds-el15203000.
178
179config LEDS_TURRIS_OMNIA
180 tristate "LED support for CZ.NIC's Turris Omnia"
181 depends on LEDS_CLASS_MULTICOLOR
182 depends on I2C
183 depends on MACH_ARMADA_38X || COMPILE_TEST
184 depends on OF
185 help
186 This option enables basic support for the LEDs found on the front
187 side of CZ.NIC's Turris Omnia router. There are 12 RGB LEDs on the
188 front panel.
189
190config LEDS_LM3530
191 tristate "LCD Backlight driver for LM3530"
192 depends on LEDS_CLASS
193 depends on I2C
194 help
195 This option enables support for the LCD backlight using
196 LM3530 ambient light sensor chip. This ALS chip can be
197 controlled manually or using PWM input or using ambient
198 light automatically.
199
200config LEDS_LM3532
201 tristate "LCD Backlight driver for LM3532"
202 depends on LEDS_CLASS
203 depends on I2C
204 help
205 This option enables support for the LCD backlight using
206 LM3532 ambient light sensor chip. This ALS chip can be
207 controlled manually or using PWM input or using ambient
208 light automatically.
209
210config LEDS_LM3533
211 tristate "LED support for LM3533"
212 depends on LEDS_CLASS
213 depends on MFD_LM3533
214 help
215 This option enables support for the LEDs on National Semiconductor /
216 TI LM3533 Lighting Power chips.
217
218 The LEDs can be controlled directly, through PWM input, or by the
219 ambient-light-sensor interface. The chip supports
220 hardware-accelerated blinking with maximum on and off periods of 9.8
221 and 77 seconds respectively.
222
223config LEDS_LM3642
224 tristate "LED support for LM3642 Chip"
225 depends on LEDS_CLASS && I2C
226 select REGMAP_I2C
227 help
228 This option enables support for LEDs connected to LM3642.
229 The LM3642 is a 4MHz fixed-frequency synchronous boost
230 converter plus 1.5A constant current driver for a high-current
231 white LED.
232
233config LEDS_LM3692X
234 tristate "LED support for LM3692x Chips"
235 depends on LEDS_CLASS && I2C && OF
236 select REGMAP_I2C
237 help
238 This option enables support for the TI LM3692x family
239 of white LED string drivers used for backlighting.
240
241config LEDS_LM3601X
242 tristate "LED support for LM3601x Chips"
243 depends on LEDS_CLASS && I2C
244 depends on LEDS_CLASS_FLASH
245 select REGMAP_I2C
246 help
247 This option enables support for the TI LM3601x family
248 of flash, torch and indicator classes.
249
250config LEDS_LOCOMO
251 tristate "LED Support for Locomo device"
252 depends on LEDS_CLASS
253 depends on SHARP_LOCOMO
254 help
255 This option enables support for the LEDs on Sharp Locomo.
256 Zaurus models SL-5500 and SL-5600.
257
258config LEDS_MIKROTIK_RB532
259 tristate "LED Support for Mikrotik Routerboard 532"
260 depends on LEDS_CLASS
261 depends on MIKROTIK_RB532
262 help
263 This option enables support for the so called "User LED" of
264 Mikrotik's Routerboard 532.
265
266config LEDS_MT6323
267 tristate "LED Support for Mediatek MT6323 PMIC"
268 depends on LEDS_CLASS
269 depends on MFD_MT6397
270 help
271 This option enables support for on-chip LED drivers found on
272 Mediatek MT6323 PMIC.
273
274config LEDS_S3C24XX
275 tristate "LED Support for Samsung S3C24XX GPIO LEDs"
276 depends on LEDS_CLASS
277 depends on ARCH_S3C24XX
278 help
279 This option enables support for LEDs connected to GPIO lines
280 on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
281
282config LEDS_NET48XX
283 tristate "LED Support for Soekris net48xx series Error LED"
284 depends on LEDS_CLASS
285 depends on SCx200_GPIO
286 help
287 This option enables support for the Soekris net4801 and net4826 error
288 LED.
289
290config LEDS_FSG
291 tristate "LED Support for the Freecom FSG-3"
292 depends on LEDS_CLASS
293 depends on MACH_FSG
294 help
295 This option enables support for the LEDs on the Freecom FSG-3.
296
297config LEDS_WRAP
298 tristate "LED Support for the WRAP series LEDs"
299 depends on LEDS_CLASS
300 depends on SCx200_GPIO
301 help
302 This option enables support for the PCEngines WRAP programmable LEDs.
303
304config LEDS_COBALT_QUBE
305 tristate "LED Support for the Cobalt Qube series front LED"
306 depends on LEDS_CLASS
307 depends on MIPS_COBALT
308 help
309 This option enables support for the front LED on Cobalt Qube series
310
311config LEDS_COBALT_RAQ
312 bool "LED Support for the Cobalt Raq series"
313 depends on LEDS_CLASS=y && MIPS_COBALT
314 select LEDS_TRIGGERS
315 help
316 This option enables support for the Cobalt Raq series LEDs.
317
318config LEDS_SUNFIRE
319 tristate "LED support for SunFire servers."
320 depends on LEDS_CLASS
321 depends on SPARC64
322 select LEDS_TRIGGERS
323 help
324 This option enables support for the Left, Middle, and Right
325 LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
326
327config LEDS_IPAQ_MICRO
328 tristate "LED Support for the Compaq iPAQ h3xxx"
329 depends on LEDS_CLASS
330 depends on MFD_IPAQ_MICRO
331 help
332 Choose this option if you want to use the notification LED on
333 Compaq/HP iPAQ h3100 and h3600.
334
335config LEDS_HP6XX
336 tristate "LED Support for the HP Jornada 6xx"
337 depends on LEDS_CLASS
338 depends on SH_HP6XX
339 help
340 This option enables LED support for the handheld
341 HP Jornada 620/660/680/690.
342
343config LEDS_PCA9532
344 tristate "LED driver for PCA9532 dimmer"
345 depends on LEDS_CLASS
346 depends on I2C && INPUT
347 help
348 This option enables support for NXP pca9532
349 LED controller. It is generally only useful
350 as a platform driver
351
352config LEDS_PCA9532_GPIO
353 bool "Enable GPIO support for PCA9532"
354 depends on LEDS_PCA9532
355 depends on GPIOLIB
356 help
357 Allow unused pins on PCA9532 to be used as gpio.
358
359 To use a pin as gpio pca9532_type in pca9532_platform data needs to
360 set to PCA9532_TYPE_GPIO.
361
362config LEDS_GPIO
363 tristate "LED Support for GPIO connected LEDs"
364 depends on LEDS_CLASS
365 depends on GPIOLIB || COMPILE_TEST
366 help
367 This option enables support for the LEDs connected to GPIO
368 outputs. To be useful the particular board must have LEDs
369 and they must be connected to the GPIO lines. The LEDs must be
370 defined as platform devices and/or OpenFirmware platform devices.
371 The code to use these bindings can be selected below.
372
373config LEDS_LP3944
374 tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
375 depends on LEDS_CLASS
376 depends on I2C
377 help
378 This option enables support for LEDs connected to the National
379 Semiconductor LP3944 Lighting Management Unit (LMU) also known as
380 Fun Light Chip.
381
382 To compile this driver as a module, choose M here: the
383 module will be called leds-lp3944.
384
385config LEDS_LP3952
386 tristate "LED Support for TI LP3952 2 channel LED driver"
387 depends on LEDS_CLASS
388 depends on I2C
389 depends on GPIOLIB
390 select REGMAP_I2C
391 help
392 This option enables support for LEDs connected to the Texas
393 Instruments LP3952 LED driver.
394
395 To compile this driver as a module, choose M here: the
396 module will be called leds-lp3952.
397
398config LEDS_LP55XX_COMMON
399 tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
400 depends on LEDS_CLASS_MULTICOLOR || !LEDS_CLASS_MULTICOLOR
401 depends on OF
402 depends on I2C
403 select FW_LOADER
404 select FW_LOADER_USER_HELPER
405 help
406 This option supports common operations for LP5521/5523/55231/5562/8501
407 devices.
408
409config LEDS_LP5521
410 tristate "LED Support for N.S. LP5521 LED driver chip"
411 depends on LEDS_CLASS && I2C
412 depends on LEDS_LP55XX_COMMON
413 help
414 If you say yes here you get support for the National Semiconductor
415 LP5521 LED driver. It is 3 channel chip with programmable engines.
416 Driver provides direct control via LED class and interface for
417 programming the engines.
418
419config LEDS_LP5523
420 tristate "LED Support for TI/National LP5523/55231 LED driver chip"
421 depends on LEDS_CLASS && I2C
422 depends on LEDS_LP55XX_COMMON
423 help
424 If you say yes here you get support for TI/National Semiconductor
425 LP5523/55231 LED driver.
426 It is 9 channel chip with programmable engines.
427 Driver provides direct control via LED class and interface for
428 programming the engines.
429
430config LEDS_LP5562
431 tristate "LED Support for TI LP5562 LED driver chip"
432 depends on LEDS_CLASS && I2C
433 depends on LEDS_LP55XX_COMMON
434 help
435 If you say yes here you get support for TI LP5562 LED driver.
436 It is 4 channels chip with programmable engines.
437 Driver provides direct control via LED class and interface for
438 programming the engines.
439
440config LEDS_LP8501
441 tristate "LED Support for TI LP8501 LED driver chip"
442 depends on LEDS_CLASS && I2C
443 depends on LEDS_LP55XX_COMMON
444 help
445 If you say yes here you get support for TI LP8501 LED driver.
446 It is 9 channel chip with programmable engines.
447 Driver provides direct control via LED class and interface for
448 programming the engines.
449 It is similar as LP5523, but output power selection is available.
450 And register layout and engine program schemes are different.
451
452config LEDS_LP8788
453 tristate "LED support for the TI LP8788 PMIC"
454 depends on LEDS_CLASS
455 depends on MFD_LP8788
456 help
457 This option enables support for the Keyboard LEDs on the LP8788 PMIC.
458
459config LEDS_LP8860
460 tristate "LED support for the TI LP8860 4 channel LED driver"
461 depends on LEDS_CLASS && I2C && OF
462 select REGMAP_I2C
463 help
464 If you say yes here you get support for the TI LP8860 4 channel
465 LED driver.
466 This option enables support for the display cluster LEDs
467 on the LP8860 4 channel LED driver using the I2C communication
468 bus.
469
470config LEDS_CLEVO_MAIL
471 tristate "Mail LED on Clevo notebook"
472 depends on LEDS_CLASS
473 depends on X86 && SERIO_I8042 && DMI
474 help
475 This driver makes the mail LED accessible from userspace
476 programs through the leds subsystem. This LED have three
477 known mode: off, blink at 0.5Hz and blink at 1Hz.
478
479 The driver supports two kinds of interface: using ledtrig-timer
480 or through /sys/class/leds/clevo::mail/brightness. As this LED
481 cannot change it's brightness it blinks instead. The brightness
482 value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
483 blink at 1Hz.
484
485 This module can drive the mail LED for the following notebooks:
486
487 Clevo D400P
488 Clevo D410J
489 Clevo D410V
490 Clevo D400V/D470V (not tested, but might work)
491 Clevo M540N
492 Clevo M5x0N (not tested, but might work)
493 Positivo Mobile (Clevo M5x0V)
494
495 If your model is not listed here you can try the "nodetect"
496 module parameter.
497
498 To compile this driver as a module, choose M here: the
499 module will be called leds-clevo-mail.
500
501config LEDS_PCA955X
502 tristate "LED Support for PCA955x I2C chips"
503 depends on LEDS_CLASS
504 depends on I2C
505 help
506 This option enables support for LEDs connected to PCA955x
507 LED driver chips accessed via the I2C bus. Supported
508 devices include PCA9550, PCA9551, PCA9552, and PCA9553.
509
510config LEDS_PCA955X_GPIO
511 bool "Enable GPIO support for PCA955X"
512 depends on LEDS_PCA955X
513 depends on GPIOLIB
514 help
515 Allow unused pins on PCA955X to be used as gpio.
516
517 To use a pin as gpio the pin type should be set to
518 PCA955X_TYPE_GPIO in the device tree.
519
520
521config LEDS_PCA963X
522 tristate "LED support for PCA963x I2C chip"
523 depends on LEDS_CLASS
524 depends on I2C
525 help
526 This option enables support for LEDs connected to the PCA963x
527 LED driver chip accessed via the I2C bus. Supported
528 devices include PCA9633 and PCA9634
529
530config LEDS_WM831X_STATUS
531 tristate "LED support for status LEDs on WM831x PMICs"
532 depends on LEDS_CLASS
533 depends on MFD_WM831X
534 help
535 This option enables support for the status LEDs of the WM831x
536 series of PMICs.
537
538config LEDS_WM8350
539 tristate "LED Support for WM8350 AudioPlus PMIC"
540 depends on LEDS_CLASS
541 depends on MFD_WM8350
542 help
543 This option enables support for LEDs driven by the Wolfson
544 Microelectronics WM8350 AudioPlus PMIC.
545
546config LEDS_DA903X
547 tristate "LED Support for DA9030/DA9034 PMIC"
548 depends on LEDS_CLASS
549 depends on PMIC_DA903X
550 help
551 This option enables support for on-chip LED drivers found
552 on Dialog Semiconductor DA9030/DA9034 PMICs.
553
554config LEDS_DA9052
555 tristate "Dialog DA9052/DA9053 LEDS"
556 depends on LEDS_CLASS
557 depends on PMIC_DA9052
558 help
559 This option enables support for on-chip LED drivers found
560 on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
561
562config LEDS_DAC124S085
563 tristate "LED Support for DAC124S085 SPI DAC"
564 depends on LEDS_CLASS
565 depends on SPI
566 help
567 This option enables support for DAC124S085 SPI DAC from NatSemi,
568 which can be used to control up to four LEDs.
569
570config LEDS_PWM
571 tristate "PWM driven LED Support"
572 depends on LEDS_CLASS
573 depends on PWM
574 help
575 This option enables support for pwm driven LEDs
576
577config LEDS_REGULATOR
578 tristate "REGULATOR driven LED support"
579 depends on LEDS_CLASS
580 depends on REGULATOR
581 help
582 This option enables support for regulator driven LEDs.
583
584config LEDS_BD2802
585 tristate "LED driver for BD2802 RGB LED"
586 depends on LEDS_CLASS
587 depends on I2C
588 help
589 This option enables support for BD2802GU RGB LED driver chips
590 accessed via the I2C bus.
591
592config LEDS_INTEL_SS4200
593 tristate "LED driver for Intel NAS SS4200 series"
594 depends on LEDS_CLASS
595 depends on PCI && DMI
596 depends on X86
597 help
598 This option enables support for the Intel SS4200 series of
599 Network Attached Storage servers. You may control the hard
600 drive or power LEDs on the front panel. Using this driver
601 can stop the front LED from blinking after startup.
602
603config LEDS_LT3593
604 tristate "LED driver for LT3593 controllers"
605 depends on LEDS_CLASS
606 depends on GPIOLIB || COMPILE_TEST
607 depends on OF
608 help
609 This option enables support for LEDs driven by a Linear Technology
610 LT3593 controller. This controller uses a special one-wire pulse
611 coding protocol to set the brightness.
612
613config LEDS_ADP5520
614 tristate "LED Support for ADP5520/ADP5501 PMIC"
615 depends on LEDS_CLASS
616 depends on PMIC_ADP5520
617 help
618 This option enables support for on-chip LED drivers found
619 on Analog Devices ADP5520/ADP5501 PMICs.
620
621 To compile this driver as a module, choose M here: the module will
622 be called leds-adp5520.
623
624config LEDS_MC13783
625 tristate "LED Support for MC13XXX PMIC"
626 depends on LEDS_CLASS
627 depends on MFD_MC13XXX
628 help
629 This option enables support for on-chip LED drivers found
630 on Freescale Semiconductor MC13783/MC13892/MC34708 PMIC.
631
632config LEDS_NS2
633 tristate "LED support for Network Space v2 GPIO LEDs"
634 depends on LEDS_CLASS
635 depends on MACH_KIRKWOOD || MACH_ARMADA_370
636 default y
637 help
638 This option enables support for the dual-GPIO LEDs found on the
639 following LaCie/Seagate boards:
640
641 Network Space v2 (and parents: Max, Mini)
642 Internet Space v2
643 d2 Network v2
644 n090401 (Seagate NAS 4-Bay)
645
646config LEDS_NETXBIG
647 tristate "LED support for Big Network series LEDs"
648 depends on LEDS_CLASS
649 depends on MACH_KIRKWOOD
650 depends on OF_GPIO
651 default y
652 help
653 This option enables support for LEDs found on the LaCie 2Big
654 and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
655 controlled through a GPIO extension bus.
656
657config LEDS_ASIC3
658 bool "LED support for the HTC ASIC3"
659 depends on LEDS_CLASS=y
660 depends on MFD_ASIC3
661 default y
662 help
663 This option enables support for the LEDs on the HTC ASIC3. The HTC
664 ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
665 cannot be used. This driver supports hardware blinking with an on+off
666 period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
667
668config LEDS_TCA6507
669 tristate "LED Support for TCA6507 I2C chip"
670 depends on LEDS_CLASS && I2C
671 help
672 This option enables support for LEDs connected to TC6507
673 LED driver chips accessed via the I2C bus.
674 Driver support brightness control and hardware-assisted blinking.
675
676config LEDS_TLC591XX
677 tristate "LED driver for TLC59108 and TLC59116 controllers"
678 depends on LEDS_CLASS && I2C
679 select REGMAP_I2C
680 help
681 This option enables support for Texas Instruments TLC59108
682 and TLC59116 LED controllers.
683
684config LEDS_MAX77650
685 tristate "LED support for Maxim MAX77650 PMIC"
686 depends on LEDS_CLASS && MFD_MAX77650
687 help
688 LEDs driver for MAX77650 family of PMICs from Maxim Integrated.
689
690config LEDS_MAX77693
691 tristate "LED support for MAX77693 Flash"
692 depends on LEDS_CLASS_FLASH
693 depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS
694 depends on MFD_MAX77693
695 depends on OF
696 help
697 This option enables support for the flash part of the MAX77693
698 multifunction device. It has build in control for two leds in flash
699 and torch mode.
700
701config LEDS_MAX8997
702 tristate "LED support for MAX8997 PMIC"
703 depends on LEDS_CLASS && MFD_MAX8997
704 help
705 This option enables support for on-chip LED drivers on
706 MAXIM MAX8997 PMIC.
707
708config LEDS_LM355x
709 tristate "LED support for LM3554 and LM3556 chips"
710 depends on LEDS_CLASS && I2C
711 select REGMAP_I2C
712 help
713 This option enables support for LEDs connected to LM3554
714 and LM3556. It includes Torch, Flash and Indicator functions.
715
716config LEDS_OT200
717 tristate "LED support for the Bachmann OT200"
718 depends on LEDS_CLASS && HAS_IOMEM && (X86_32 || COMPILE_TEST)
719 help
720 This option enables support for the LEDs on the Bachmann OT200.
721 Say Y to enable LEDs on the Bachmann OT200.
722
723config LEDS_MENF21BMC
724 tristate "LED support for the MEN 14F021P00 BMC"
725 depends on LEDS_CLASS && MFD_MENF21BMC
726 help
727 Say Y here to include support for the MEN 14F021P00 BMC LEDs.
728
729 This driver can also be built as a module. If so the module
730 will be called leds-menf21bmc.
731
732config LEDS_KTD2692
733 tristate "LED support for KTD2692 flash LED controller"
734 depends on LEDS_CLASS_FLASH && OF
735 depends on GPIOLIB || COMPILE_TEST
736 help
737 This option enables support for KTD2692 LED flash connected
738 through ExpressWire interface.
739
740 Say Y to enable this driver.
741
742config LEDS_IS31FL319X
743 tristate "LED Support for ISSI IS31FL319x I2C LED controller family"
744 depends on LEDS_CLASS && I2C && OF
745 select REGMAP_I2C
746 help
747 This option enables support for LEDs connected to ISSI IS31FL319x
748 fancy LED driver chips accessed via the I2C bus.
749 Driver supports individual PWM brightness control for each channel.
750
751 This driver can also be built as a module. If so the module will be
752 called leds-is31fl319x.
753
754config LEDS_IS31FL32XX
755 tristate "LED support for ISSI IS31FL32XX I2C LED controller family"
756 depends on LEDS_CLASS && I2C && OF
757 help
758 Say Y here to include support for ISSI IS31FL32XX and Si-En SN32xx
759 LED controllers. They are I2C devices with multiple constant-current
760 channels, each with independent 256-level PWM control.
761
762config LEDS_SC27XX_BLTC
763 tristate "LED support for the SC27xx breathing light controller"
764 depends on LEDS_CLASS && MFD_SC27XX_PMIC
765 depends on OF
766 help
767 Say Y here to include support for the SC27xx breathing light controller
768 LEDs.
769
770 This driver can also be built as a module. If so the module will be
771 called leds-sc27xx-bltc.
772
773comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)"
774
775config LEDS_BLINKM
776 tristate "LED support for the BlinkM I2C RGB LED"
777 depends on LEDS_CLASS
778 depends on I2C
779 help
780 This option enables support for the BlinkM RGB LED connected
781 through I2C. Say Y to enable support for the BlinkM LED.
782
783config LEDS_POWERNV
784 tristate "LED support for PowerNV Platform"
785 depends on LEDS_CLASS
786 depends on PPC_POWERNV
787 depends on OF
788 help
789 This option enables support for the system LEDs present on
790 PowerNV platforms. Say 'y' to enable this support in kernel.
791 To compile this driver as a module, choose 'm' here: the module
792 will be called leds-powernv.
793
794config LEDS_SYSCON
795 bool "LED support for LEDs on system controllers"
796 depends on LEDS_CLASS=y
797 depends on MFD_SYSCON
798 depends on OF
799 help
800 This option enables support for the LEDs on syscon type
801 devices. This will only work with device tree enabled
802 devices.
803
804config LEDS_PM8058
805 tristate "LED Support for the Qualcomm PM8058 PMIC"
806 depends on MFD_PM8XXX
807 depends on LEDS_CLASS
808 help
809 Choose this option if you want to use the LED drivers in
810 the Qualcomm PM8058 PMIC.
811
812config LEDS_MLXCPLD
813 tristate "LED support for the Mellanox boards"
814 depends on X86 && DMI
815 depends on LEDS_CLASS
816 help
817 This option enables support for the LEDs on the Mellanox
818 boards. Say Y to enable these.
819
820config LEDS_MLXREG
821 tristate "LED support for the Mellanox switches management control"
822 depends on LEDS_CLASS
823 help
824 This option enables support for the LEDs on the Mellanox Ethernet and
825 InfiniBand switches. The driver can be activated by the platform device
826 device add call. Say Y to enable these. To compile this driver as a
827 module, choose 'M' here: the module will be called leds-mlxreg.
828
829config LEDS_USER
830 tristate "Userspace LED support"
831 depends on LEDS_CLASS
832 help
833 This option enables support for userspace LEDs. Say 'y' to enable this
834 support in kernel. To compile this driver as a module, choose 'm' here:
835 the module will be called uleds.
836
837config LEDS_NIC78BX
838 tristate "LED support for NI PXI NIC78bx devices"
839 depends on LEDS_CLASS
840 depends on X86 && ACPI
841 help
842 This option enables support for the User1 and User2 LEDs on NI
843 PXI NIC78bx devices.
844
845 To compile this driver as a module, choose M here: the module
846 will be called leds-nic78bx.
847
848config LEDS_SPI_BYTE
849 tristate "LED support for SPI LED controller with a single byte"
850 depends on LEDS_CLASS
851 depends on SPI
852 depends on OF
853 help
854 This option enables support for LED controller which use a single byte
855 for controlling the brightness. Currently the following controller is
856 supported: Ubiquiti airCube ISP microcontroller based LED controller.
857
858config LEDS_TI_LMU_COMMON
859 tristate "LED driver for TI LMU"
860 depends on LEDS_CLASS
861 depends on REGMAP
862 help
863 Say Y to enable the LED driver for TI LMU devices.
864 This supports common features between the TI LM3532, LM3631, LM3632,
865 LM3633, LM3695 and LM3697.
866
867config LEDS_LM3697
868 tristate "LED driver for LM3697"
869 depends on LEDS_TI_LMU_COMMON
870 depends on I2C && OF
871 help
872 Say Y to enable the LM3697 LED driver for TI LMU devices.
873 This supports the LED device LM3697.
874
875config LEDS_LM36274
876 tristate "LED driver for LM36274"
877 depends on LEDS_TI_LMU_COMMON
878 depends on MFD_TI_LMU
879 help
880 Say Y to enable the LM36274 LED driver for TI LMU devices.
881 This supports the LED device LM36274.
882
883config LEDS_TPS6105X
884 tristate "LED support for TI TPS6105X"
885 depends on LEDS_CLASS
886 depends on TPS6105X
887 default y if TPS6105X
888 help
889 This driver supports TPS61050/TPS61052 LED chips.
890 It is a single boost converter primarily for white LEDs and
891 audio amplifiers.
892
893config LEDS_IP30
894 tristate "LED support for SGI Octane machines"
895 depends on LEDS_CLASS
896 depends on SGI_MFD_IOC3
897 help
898 This option enables support for the Red and White LEDs of
899 SGI Octane machines.
900
901 To compile this driver as a module, choose M here: the module
902 will be called leds-ip30.
903
904config LEDS_SGM3140
905 tristate "LED support for the SGM3140"
906 depends on LEDS_CLASS_FLASH
907 depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS
908 help
909 This option enables support for the SGM3140 500mA Buck/Boost Charge
910 Pump LED Driver.
911
912comment "LED Triggers"
913source "drivers/leds/trigger/Kconfig"
914
915endif # NEW_LEDS