xref: /linux/drivers/leds/Kconfig (revision cf2f33a4e54096f90652cca3511fd6a456ea5abe) 
1config LEDS_GPIO_REGISTER
2	bool
3	help
4	  This option provides the function gpio_led_register_device.
5	  As this function is used by arch code it must not be compiled as a
6	  module.
7
8menuconfig 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).
13
14if NEW_LEDS
15
16config LEDS_CLASS
17	tristate "LED Class Support"
18	help
19	  This option enables the led sysfs class in /sys/class/leds.  You'll
20	  need this to do anything useful with LEDs.  If unsure, say N.
21
22config LEDS_CLASS_FLASH
23	tristate "LED Flash Class Support"
24	depends on LEDS_CLASS
25	help
26	  This option enables the flash led sysfs class in /sys/class/leds.
27	  It wrapps LED Class and adds flash LEDs specific sysfs attributes
28	  and kernel internal API to it. You'll need this to provide support
29	  for the flash related features of a LED device. It can be built
30	  as a module.
31
32comment "LED drivers"
33
34config LEDS_88PM860X
35	tristate "LED Support for Marvell 88PM860x PMIC"
36	depends on LEDS_CLASS
37	depends on MFD_88PM860X
38	help
39	  This option enables support for on-chip LED drivers found on Marvell
40	  Semiconductor 88PM8606 PMIC.
41
42config LEDS_AAT1290
43	tristate "LED support for the AAT1290"
44	depends on LEDS_CLASS_FLASH
45	depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS
46	depends on GPIOLIB || COMPILE_TEST
47	depends on OF
48	depends on PINCTRL
49	help
50	 This option enables support for the LEDs on the AAT1290.
51
52config LEDS_BCM6328
53	tristate "LED Support for Broadcom BCM6328"
54	depends on LEDS_CLASS
55	depends on OF
56	help
57	  This option enables support for LEDs connected to the BCM6328
58	  LED HW controller accessed via MMIO registers.
59
60config LEDS_BCM6358
61	tristate "LED Support for Broadcom BCM6358"
62	depends on LEDS_CLASS
63	depends on OF
64	help
65	  This option enables support for LEDs connected to the BCM6358
66	  LED HW controller accessed via MMIO registers.
67
68config LEDS_LM3530
69	tristate "LCD Backlight driver for LM3530"
70	depends on LEDS_CLASS
71	depends on I2C
72	help
73	  This option enables support for the LCD backlight using
74	  LM3530 ambient light sensor chip. This ALS chip can be
75	  controlled manually or using PWM input or using ambient
76	  light automatically.
77
78config LEDS_LM3533
79	tristate "LED support for LM3533"
80	depends on LEDS_CLASS
81	depends on MFD_LM3533
82	help
83	  This option enables support for the LEDs on National Semiconductor /
84	  TI LM3533 Lighting Power chips.
85
86	  The LEDs can be controlled directly, through PWM input, or by the
87	  ambient-light-sensor interface. The chip supports
88	  hardware-accelerated blinking with maximum on and off periods of 9.8
89	  and 77 seconds respectively.
90
91config LEDS_LM3642
92	tristate "LED support for LM3642 Chip"
93	depends on LEDS_CLASS && I2C
94	select REGMAP_I2C
95	help
96	  This option enables support for LEDs connected to LM3642.
97	  The LM3642 is a 4MHz fixed-frequency synchronous boost
98	  converter plus 1.5A constant current driver for a high-current
99	  white LED.
100
101
102config LEDS_LOCOMO
103	tristate "LED Support for Locomo device"
104	depends on LEDS_CLASS
105	depends on SHARP_LOCOMO
106	help
107	  This option enables support for the LEDs on Sharp Locomo.
108	  Zaurus models SL-5500 and SL-5600.
109
110config LEDS_MIKROTIK_RB532
111	tristate "LED Support for Mikrotik Routerboard 532"
112	depends on LEDS_CLASS
113	depends on MIKROTIK_RB532
114	help
115	  This option enables support for the so called "User LED" of
116	  Mikrotik's Routerboard 532.
117
118config LEDS_S3C24XX
119	tristate "LED Support for Samsung S3C24XX GPIO LEDs"
120	depends on LEDS_CLASS
121	depends on ARCH_S3C24XX
122	help
123	  This option enables support for LEDs connected to GPIO lines
124	  on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
125
126config LEDS_NET48XX
127	tristate "LED Support for Soekris net48xx series Error LED"
128	depends on LEDS_CLASS
129	depends on SCx200_GPIO
130	help
131	  This option enables support for the Soekris net4801 and net4826 error
132	  LED.
133
134config LEDS_FSG
135	tristate "LED Support for the Freecom FSG-3"
136	depends on LEDS_CLASS
137	depends on MACH_FSG
138	help
139	  This option enables support for the LEDs on the Freecom FSG-3.
140
141config LEDS_WRAP
142	tristate "LED Support for the WRAP series LEDs"
143	depends on LEDS_CLASS
144	depends on SCx200_GPIO
145	help
146	  This option enables support for the PCEngines WRAP programmable LEDs.
147
148config LEDS_COBALT_QUBE
149	tristate "LED Support for the Cobalt Qube series front LED"
150	depends on LEDS_CLASS
151	depends on MIPS_COBALT
152	help
153	  This option enables support for the front LED on Cobalt Qube series
154
155config LEDS_COBALT_RAQ
156	bool "LED Support for the Cobalt Raq series"
157	depends on LEDS_CLASS=y && MIPS_COBALT
158	select LEDS_TRIGGERS
159	help
160	  This option enables support for the Cobalt Raq series LEDs.
161
162config LEDS_SUNFIRE
163	tristate "LED support for SunFire servers."
164	depends on LEDS_CLASS
165	depends on SPARC64
166	select LEDS_TRIGGERS
167	help
168	  This option enables support for the Left, Middle, and Right
169	  LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
170
171config LEDS_IPAQ_MICRO
172	tristate "LED Support for the Compaq iPAQ h3xxx"
173	depends on MFD_IPAQ_MICRO
174	help
175	  Choose this option if you want to use the notification LED on
176	  Compaq/HP iPAQ h3100 and h3600.
177
178config LEDS_HP6XX
179	tristate "LED Support for the HP Jornada 6xx"
180	depends on LEDS_CLASS
181	depends on SH_HP6XX
182	help
183	  This option enables LED support for the handheld
184	  HP Jornada 620/660/680/690.
185
186config LEDS_PCA9532
187	tristate "LED driver for PCA9532 dimmer"
188	depends on LEDS_CLASS
189	depends on I2C && INPUT
190	help
191	  This option enables support for NXP pca9532
192	  LED controller. It is generally only useful
193	  as a platform driver
194
195config LEDS_PCA9532_GPIO
196	bool "Enable GPIO support for PCA9532"
197	depends on LEDS_PCA9532
198	depends on GPIOLIB
199	help
200	  Allow unused pins on PCA9532 to be used as gpio.
201
202	  To use a pin as gpio pca9532_type in pca9532_platform data needs to
203	  set to PCA9532_TYPE_GPIO.
204
205config LEDS_GPIO
206	tristate "LED Support for GPIO connected LEDs"
207	depends on LEDS_CLASS
208	depends on GPIOLIB || COMPILE_TEST
209	help
210	  This option enables support for the LEDs connected to GPIO
211	  outputs. To be useful the particular board must have LEDs
212	  and they must be connected to the GPIO lines.  The LEDs must be
213	  defined as platform devices and/or OpenFirmware platform devices.
214	  The code to use these bindings can be selected below.
215
216config LEDS_LP3944
217	tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
218	depends on LEDS_CLASS
219	depends on I2C
220	help
221	  This option enables support for LEDs connected to the National
222	  Semiconductor LP3944 Lighting Management Unit (LMU) also known as
223	  Fun Light Chip.
224
225	  To compile this driver as a module, choose M here: the
226	  module will be called leds-lp3944.
227
228config LEDS_LP55XX_COMMON
229	tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
230	depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501
231	select FW_LOADER
232	select FW_LOADER_USER_HELPER_FALLBACK
233	help
234	  This option supports common operations for LP5521/5523/55231/5562/8501
235	  devices.
236
237config LEDS_LP5521
238	tristate "LED Support for N.S. LP5521 LED driver chip"
239	depends on LEDS_CLASS && I2C
240	select LEDS_LP55XX_COMMON
241	help
242	  If you say yes here you get support for the National Semiconductor
243	  LP5521 LED driver. It is 3 channel chip with programmable engines.
244	  Driver provides direct control via LED class and interface for
245	  programming the engines.
246
247config LEDS_LP5523
248	tristate "LED Support for TI/National LP5523/55231 LED driver chip"
249	depends on LEDS_CLASS && I2C
250	select LEDS_LP55XX_COMMON
251	help
252	  If you say yes here you get support for TI/National Semiconductor
253	  LP5523/55231 LED driver.
254	  It is 9 channel chip with programmable engines.
255	  Driver provides direct control via LED class and interface for
256	  programming the engines.
257
258config LEDS_LP5562
259	tristate "LED Support for TI LP5562 LED driver chip"
260	depends on LEDS_CLASS && I2C
261	select LEDS_LP55XX_COMMON
262	help
263	  If you say yes here you get support for TI LP5562 LED driver.
264	  It is 4 channels chip with programmable engines.
265	  Driver provides direct control via LED class and interface for
266	  programming the engines.
267
268config LEDS_LP8501
269	tristate "LED Support for TI LP8501 LED driver chip"
270	depends on LEDS_CLASS && I2C
271	select LEDS_LP55XX_COMMON
272	help
273	  If you say yes here you get support for TI LP8501 LED driver.
274	  It is 9 channel chip with programmable engines.
275	  Driver provides direct control via LED class and interface for
276	  programming the engines.
277	  It is similar as LP5523, but output power selection is available.
278	  And register layout and engine program schemes are different.
279
280config LEDS_LP8788
281	tristate "LED support for the TI LP8788 PMIC"
282	depends on LEDS_CLASS
283	depends on MFD_LP8788
284	help
285	  This option enables support for the Keyboard LEDs on the LP8788 PMIC.
286
287config LEDS_LP8860
288	tristate "LED support for the TI LP8860 4 channel LED driver"
289	depends on LEDS_CLASS && I2C
290	select REGMAP_I2C
291	help
292	  If you say yes here you get support for the TI LP8860 4 channel
293	  LED driver.
294	  This option enables support for the display cluster LEDs
295	  on the LP8860 4 channel LED driver using the I2C communication
296	  bus.
297
298config LEDS_CLEVO_MAIL
299	tristate "Mail LED on Clevo notebook"
300	depends on LEDS_CLASS
301	depends on X86 && SERIO_I8042 && DMI
302	help
303	  This driver makes the mail LED accessible from userspace
304	  programs through the leds subsystem. This LED have three
305	  known mode: off, blink at 0.5Hz and blink at 1Hz.
306
307	  The driver supports two kinds of interface: using ledtrig-timer
308	  or through /sys/class/leds/clevo::mail/brightness. As this LED
309	  cannot change it's brightness it blinks instead. The brightness
310	  value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
311	  blink at 1Hz.
312
313	  This module can drive the mail LED for the following notebooks:
314
315	  	Clevo D400P
316	  	Clevo D410J
317	  	Clevo D410V
318	  	Clevo D400V/D470V (not tested, but might work)
319	  	Clevo M540N
320	  	Clevo M5x0N (not tested, but might work)
321	  	Positivo Mobile (Clevo M5x0V)
322
323	  If your model is not listed here you can try the "nodetect"
324	  module parameter.
325
326	  To compile this driver as a module, choose M here: the
327	  module will be called leds-clevo-mail.
328
329config LEDS_PCA955X
330	tristate "LED Support for PCA955x I2C chips"
331	depends on LEDS_CLASS
332	depends on I2C
333	help
334	  This option enables support for LEDs connected to PCA955x
335	  LED driver chips accessed via the I2C bus.  Supported
336	  devices include PCA9550, PCA9551, PCA9552, and PCA9553.
337
338config LEDS_PCA963X
339	tristate "LED support for PCA963x I2C chip"
340	depends on LEDS_CLASS
341	depends on I2C
342	help
343	  This option enables support for LEDs connected to the PCA963x
344	  LED driver chip accessed via the I2C bus. Supported
345	  devices include PCA9633 and PCA9634
346
347config LEDS_WM831X_STATUS
348	tristate "LED support for status LEDs on WM831x PMICs"
349	depends on LEDS_CLASS
350	depends on MFD_WM831X
351	help
352	  This option enables support for the status LEDs of the WM831x
353          series of PMICs.
354
355config LEDS_WM8350
356	tristate "LED Support for WM8350 AudioPlus PMIC"
357	depends on LEDS_CLASS
358	depends on MFD_WM8350
359	help
360	  This option enables support for LEDs driven by the Wolfson
361	  Microelectronics WM8350 AudioPlus PMIC.
362
363config LEDS_DA903X
364	tristate "LED Support for DA9030/DA9034 PMIC"
365	depends on LEDS_CLASS
366	depends on PMIC_DA903X
367	help
368	  This option enables support for on-chip LED drivers found
369	  on Dialog Semiconductor DA9030/DA9034 PMICs.
370
371config LEDS_DA9052
372	tristate "Dialog DA9052/DA9053 LEDS"
373	depends on LEDS_CLASS
374	depends on PMIC_DA9052
375	help
376	  This option enables support for on-chip LED drivers found
377	  on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
378
379config LEDS_DAC124S085
380	tristate "LED Support for DAC124S085 SPI DAC"
381	depends on LEDS_CLASS
382	depends on SPI
383	help
384	  This option enables support for DAC124S085 SPI DAC from NatSemi,
385	  which can be used to control up to four LEDs.
386
387config LEDS_PWM
388	tristate "PWM driven LED Support"
389	depends on LEDS_CLASS
390	depends on PWM
391	help
392	  This option enables support for pwm driven LEDs
393
394config LEDS_REGULATOR
395	tristate "REGULATOR driven LED support"
396	depends on LEDS_CLASS
397	depends on REGULATOR
398	help
399	  This option enables support for regulator driven LEDs.
400
401config LEDS_BD2802
402	tristate "LED driver for BD2802 RGB LED"
403	depends on LEDS_CLASS
404	depends on I2C
405	help
406	  This option enables support for BD2802GU RGB LED driver chips
407	  accessed via the I2C bus.
408
409config LEDS_INTEL_SS4200
410	tristate "LED driver for Intel NAS SS4200 series"
411	depends on LEDS_CLASS
412	depends on PCI && DMI
413	help
414	  This option enables support for the Intel SS4200 series of
415	  Network Attached Storage servers.  You may control the hard
416	  drive or power LEDs on the front panel.  Using this driver
417	  can stop the front LED from blinking after startup.
418
419config LEDS_LT3593
420	tristate "LED driver for LT3593 controllers"
421	depends on LEDS_CLASS
422	depends on GPIOLIB || COMPILE_TEST
423	help
424	  This option enables support for LEDs driven by a Linear Technology
425	  LT3593 controller. This controller uses a special one-wire pulse
426	  coding protocol to set the brightness.
427
428config LEDS_ADP5520
429	tristate "LED Support for ADP5520/ADP5501 PMIC"
430	depends on LEDS_CLASS
431	depends on PMIC_ADP5520
432	help
433	  This option enables support for on-chip LED drivers found
434	  on Analog Devices ADP5520/ADP5501 PMICs.
435
436	  To compile this driver as a module, choose M here: the module will
437	  be called leds-adp5520.
438
439config LEDS_DELL_NETBOOKS
440	tristate "External LED on Dell Business Netbooks"
441	depends on LEDS_CLASS
442	depends on X86 && ACPI_WMI
443	help
444	  This adds support for the Latitude 2100 and similar
445	  notebooks that have an external LED.
446
447config LEDS_MC13783
448	tristate "LED Support for MC13XXX PMIC"
449	depends on LEDS_CLASS
450	depends on MFD_MC13XXX
451	help
452	  This option enable support for on-chip LED drivers found
453	  on Freescale Semiconductor MC13783/MC13892/MC34708 PMIC.
454
455config LEDS_NS2
456	tristate "LED support for Network Space v2 GPIO LEDs"
457	depends on LEDS_CLASS
458	depends on MACH_KIRKWOOD || MACH_ARMADA_370
459	default y
460	help
461	  This option enables support for the dual-GPIO LEDs found on the
462	  following LaCie/Seagate boards:
463
464		Network Space v2 (and parents: Max, Mini)
465		Internet Space v2
466		d2 Network v2
467		n090401 (Seagate NAS 4-Bay)
468
469config LEDS_NETXBIG
470	tristate "LED support for Big Network series LEDs"
471	depends on LEDS_CLASS
472	depends on MACH_KIRKWOOD
473	default y
474	help
475	  This option enable support for LEDs found on the LaCie 2Big
476	  and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
477	  controlled through a GPIO extension bus.
478
479config LEDS_ASIC3
480	bool "LED support for the HTC ASIC3"
481	depends on LEDS_CLASS=y
482	depends on MFD_ASIC3
483	default y
484	help
485	  This option enables support for the LEDs on the HTC ASIC3. The HTC
486	  ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
487	  cannot be used. This driver supports hardware blinking with an on+off
488	  period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
489
490config LEDS_TCA6507
491	tristate "LED Support for TCA6507 I2C chip"
492	depends on LEDS_CLASS && I2C
493	help
494	  This option enables support for LEDs connected to TC6507
495	  LED driver chips accessed via the I2C bus.
496	  Driver support brightness control and hardware-assisted blinking.
497
498config LEDS_TLC591XX
499	tristate "LED driver for TLC59108 and TLC59116 controllers"
500	depends on LEDS_CLASS && I2C
501	select REGMAP_I2C
502	help
503	  This option enables support for Texas Instruments TLC59108
504	  and TLC59116 LED controllers.
505
506config LEDS_MAX77693
507	tristate "LED support for MAX77693 Flash"
508	depends on LEDS_CLASS_FLASH
509	depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS
510	depends on MFD_MAX77693
511	depends on OF
512	help
513	  This option enables support for the flash part of the MAX77693
514	  multifunction device. It has build in control for two leds in flash
515	  and torch mode.
516
517config LEDS_MAX8997
518	tristate "LED support for MAX8997 PMIC"
519	depends on LEDS_CLASS && MFD_MAX8997
520	help
521	  This option enables support for on-chip LED drivers on
522	  MAXIM MAX8997 PMIC.
523
524config LEDS_LM355x
525	tristate "LED support for LM355x Chips, LM3554 and LM3556"
526	depends on LEDS_CLASS && I2C
527	select REGMAP_I2C
528	help
529	  This option enables support for LEDs connected to LM355x.
530	  LM355x includes Torch, Flash and Indicator functions.
531
532config LEDS_OT200
533	tristate "LED support for the Bachmann OT200"
534	depends on LEDS_CLASS && HAS_IOMEM && (X86_32 || COMPILE_TEST)
535	help
536	  This option enables support for the LEDs on the Bachmann OT200.
537	  Say Y to enable LEDs on the Bachmann OT200.
538
539config LEDS_MENF21BMC
540	tristate "LED support for the MEN 14F021P00 BMC"
541	depends on LEDS_CLASS && MFD_MENF21BMC
542	help
543	  Say Y here to include support for the MEN 14F021P00 BMC LEDs.
544
545	  This driver can also be built as a module. If so the module
546	  will be called leds-menf21bmc.
547
548config LEDS_KTD2692
549	tristate "LED support for KTD2692 flash LED controller"
550	depends on LEDS_CLASS_FLASH && OF
551	depends on GPIOLIB || COMPILE_TEST
552	help
553	  This option enables support for KTD2692 LED flash connected
554	  through ExpressWire interface.
555
556	  Say Y to enable this driver.
557
558comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)"
559
560config LEDS_BLINKM
561	tristate "LED support for the BlinkM I2C RGB LED"
562	depends on LEDS_CLASS
563	depends on I2C
564	help
565	  This option enables support for the BlinkM RGB LED connected
566	  through I2C. Say Y to enable support for the BlinkM LED.
567
568config LEDS_SYSCON
569	bool "LED support for LEDs on system controllers"
570	depends on LEDS_CLASS=y
571	depends on MFD_SYSCON
572	depends on OF
573	help
574	  This option enabled support for the LEDs on syscon type
575	  devices. This will only work with device tree enabled
576	  devices.
577
578config LEDS_VERSATILE
579	tristate "LED support for the ARM Versatile and RealView"
580	depends on ARCH_REALVIEW || ARCH_VERSATILE
581	depends on LEDS_CLASS
582	help
583	  This option enabled support for the LEDs on the ARM Versatile
584	  and RealView boards. Say Y to enabled these.
585
586config LEDS_PM8941_WLED
587	tristate "LED support for the Qualcomm PM8941 WLED block"
588	depends on LEDS_CLASS
589	select REGMAP
590	help
591	  This option enables support for the 'White' LED block
592	  on Qualcomm PM8941 PMICs.
593
594comment "LED Triggers"
595source "drivers/leds/trigger/Kconfig"
596
597endif # NEW_LEDS
598