xref: /linux/drivers/leds/Kconfig (revision 93d90ad708b8da6efc0e487b66111aa9db7f70c7) 
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
14	  This is not related to standard keyboard LEDs which are controlled
15	  via the input system.
16
17if NEW_LEDS
18
19config 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.
24
25comment "LED drivers"
26
27config 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.
34
35config LEDS_LM3530
36	tristate "LCD Backlight driver for LM3530"
37	depends on LEDS_CLASS
38	depends on I2C
39	help
40	  This option enables support for the LCD backlight using
41	  LM3530 ambient light sensor chip. This ALS chip can be
42	  controlled manually or using PWM input or using ambient
43	  light automatically.
44
45config LEDS_LM3533
46	tristate "LED support for LM3533"
47	depends on LEDS_CLASS
48	depends on MFD_LM3533
49	help
50	  This option enables support for the LEDs on National Semiconductor /
51	  TI LM3533 Lighting Power chips.
52
53	  The LEDs can be controlled directly, through PWM input, or by the
54	  ambient-light-sensor interface. The chip supports
55	  hardware-accelerated blinking with maximum on and off periods of 9.8
56	  and 77 seconds respectively.
57
58config LEDS_LM3642
59	tristate "LED support for LM3642 Chip"
60	depends on LEDS_CLASS && I2C
61	select REGMAP_I2C
62	help
63	  This option enables support for LEDs connected to LM3642.
64	  The LM3642 is a 4MHz fixed-frequency synchronous boost
65	  converter plus 1.5A constant current driver for a high-current
66	  white LED.
67
68
69config LEDS_LOCOMO
70	tristate "LED Support for Locomo device"
71	depends on LEDS_CLASS
72	depends on SHARP_LOCOMO
73	help
74	  This option enables support for the LEDs on Sharp Locomo.
75	  Zaurus models SL-5500 and SL-5600.
76
77config LEDS_MIKROTIK_RB532
78	tristate "LED Support for Mikrotik Routerboard 532"
79	depends on LEDS_CLASS
80	depends on MIKROTIK_RB532
81	help
82	  This option enables support for the so called "User LED" of
83	  Mikrotik's Routerboard 532.
84
85config LEDS_S3C24XX
86	tristate "LED Support for Samsung S3C24XX GPIO LEDs"
87	depends on LEDS_CLASS
88	depends on ARCH_S3C24XX
89	help
90	  This option enables support for LEDs connected to GPIO lines
91	  on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
92
93config LEDS_NET48XX
94	tristate "LED Support for Soekris net48xx series Error LED"
95	depends on LEDS_CLASS
96	depends on SCx200_GPIO
97	help
98	  This option enables support for the Soekris net4801 and net4826 error
99	  LED.
100
101config LEDS_FSG
102	tristate "LED Support for the Freecom FSG-3"
103	depends on LEDS_CLASS
104	depends on MACH_FSG
105	help
106	  This option enables support for the LEDs on the Freecom FSG-3.
107
108config LEDS_WRAP
109	tristate "LED Support for the WRAP series LEDs"
110	depends on LEDS_CLASS
111	depends on SCx200_GPIO
112	help
113	  This option enables support for the PCEngines WRAP programmable LEDs.
114
115config LEDS_COBALT_QUBE
116	tristate "LED Support for the Cobalt Qube series front LED"
117	depends on LEDS_CLASS
118	depends on MIPS_COBALT
119	help
120	  This option enables support for the front LED on Cobalt Qube series
121
122config LEDS_COBALT_RAQ
123	bool "LED Support for the Cobalt Raq series"
124	depends on LEDS_CLASS=y && MIPS_COBALT
125	select LEDS_TRIGGERS
126	help
127	  This option enables support for the Cobalt Raq series LEDs.
128
129config LEDS_SUNFIRE
130	tristate "LED support for SunFire servers."
131	depends on LEDS_CLASS
132	depends on SPARC64
133	select LEDS_TRIGGERS
134	help
135	  This option enables support for the Left, Middle, and Right
136	  LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
137
138config LEDS_IPAQ_MICRO
139	tristate "LED Support for the Compaq iPAQ h3xxx"
140	depends on MFD_IPAQ_MICRO
141	help
142	  Choose this option if you want to use the notification LED on
143	  Compaq/HP iPAQ h3100 and h3600.
144
145config LEDS_HP6XX
146	tristate "LED Support for the HP Jornada 6xx"
147	depends on LEDS_CLASS
148	depends on SH_HP6XX
149	help
150	  This option enables LED support for the handheld
151	  HP Jornada 620/660/680/690.
152
153config LEDS_PCA9532
154	tristate "LED driver for PCA9532 dimmer"
155	depends on LEDS_CLASS
156	depends on I2C && INPUT
157	help
158	  This option enables support for NXP pca9532
159	  LED controller. It is generally only useful
160	  as a platform driver
161
162config LEDS_PCA9532_GPIO
163	bool "Enable GPIO support for PCA9532"
164	depends on LEDS_PCA9532
165	depends on GPIOLIB
166	help
167	  Allow unused pins on PCA9532 to be used as gpio.
168
169	  To use a pin as gpio pca9532_type in pca9532_platform data needs to
170	  set to PCA9532_TYPE_GPIO.
171
172config LEDS_GPIO
173	tristate "LED Support for GPIO connected LEDs"
174	depends on LEDS_CLASS
175	depends on GPIOLIB
176	help
177	  This option enables support for the LEDs connected to GPIO
178	  outputs. To be useful the particular board must have LEDs
179	  and they must be connected to the GPIO lines.  The LEDs must be
180	  defined as platform devices and/or OpenFirmware platform devices.
181	  The code to use these bindings can be selected below.
182
183config LEDS_LP3944
184	tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
185	depends on LEDS_CLASS
186	depends on I2C
187	help
188	  This option enables support for LEDs connected to the National
189	  Semiconductor LP3944 Lighting Management Unit (LMU) also known as
190	  Fun Light Chip.
191
192	  To compile this driver as a module, choose M here: the
193	  module will be called leds-lp3944.
194
195config LEDS_LP55XX_COMMON
196	tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
197	depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501
198	select FW_LOADER
199	help
200	  This option supports common operations for LP5521/5523/55231/5562/8501
201	  devices.
202
203config LEDS_LP5521
204	tristate "LED Support for N.S. LP5521 LED driver chip"
205	depends on LEDS_CLASS && I2C
206	select LEDS_LP55XX_COMMON
207	help
208	  If you say yes here you get support for the National Semiconductor
209	  LP5521 LED driver. It is 3 channel chip with programmable engines.
210	  Driver provides direct control via LED class and interface for
211	  programming the engines.
212
213config LEDS_LP5523
214	tristate "LED Support for TI/National LP5523/55231 LED driver chip"
215	depends on LEDS_CLASS && I2C
216	select LEDS_LP55XX_COMMON
217	help
218	  If you say yes here you get support for TI/National Semiconductor
219	  LP5523/55231 LED driver.
220	  It is 9 channel chip with programmable engines.
221	  Driver provides direct control via LED class and interface for
222	  programming the engines.
223
224config LEDS_LP5562
225	tristate "LED Support for TI LP5562 LED driver chip"
226	depends on LEDS_CLASS && I2C
227	select LEDS_LP55XX_COMMON
228	help
229	  If you say yes here you get support for TI LP5562 LED driver.
230	  It is 4 channels chip with programmable engines.
231	  Driver provides direct control via LED class and interface for
232	  programming the engines.
233
234config LEDS_LP8501
235	tristate "LED Support for TI LP8501 LED driver chip"
236	depends on LEDS_CLASS && I2C
237	select LEDS_LP55XX_COMMON
238	help
239	  If you say yes here you get support for TI LP8501 LED driver.
240	  It is 9 channel chip with programmable engines.
241	  Driver provides direct control via LED class and interface for
242	  programming the engines.
243	  It is similar as LP5523, but output power selection is available.
244	  And register layout and engine program schemes are different.
245
246config LEDS_LP8788
247	tristate "LED support for the TI LP8788 PMIC"
248	depends on LEDS_CLASS
249	depends on MFD_LP8788
250	help
251	  This option enables support for the Keyboard LEDs on the LP8788 PMIC.
252
253config LEDS_LP8860
254	tristate "LED support for the TI LP8860 4 channel LED driver"
255	depends on LEDS_CLASS && I2C
256	select REGMAP_I2C
257	help
258	  If you say yes here you get support for the TI LP8860 4 channel
259	  LED driver.
260	  This option enables support for the display cluster LEDs
261	  on the LP8860 4 channel LED driver using the I2C communication
262	  bus.
263
264config LEDS_CLEVO_MAIL
265	tristate "Mail LED on Clevo notebook"
266	depends on LEDS_CLASS
267	depends on X86 && SERIO_I8042 && DMI
268	help
269	  This driver makes the mail LED accessible from userspace
270	  programs through the leds subsystem. This LED have three
271	  known mode: off, blink at 0.5Hz and blink at 1Hz.
272
273	  The driver supports two kinds of interface: using ledtrig-timer
274	  or through /sys/class/leds/clevo::mail/brightness. As this LED
275	  cannot change it's brightness it blinks instead. The brightness
276	  value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
277	  blink at 1Hz.
278
279	  This module can drive the mail LED for the following notebooks:
280
281	  	Clevo D400P
282	  	Clevo D410J
283	  	Clevo D410V
284	  	Clevo D400V/D470V (not tested, but might work)
285	  	Clevo M540N
286	  	Clevo M5x0N (not tested, but might work)
287	  	Positivo Mobile (Clevo M5x0V)
288
289	  If your model is not listed here you can try the "nodetect"
290	  module parameter.
291
292	  To compile this driver as a module, choose M here: the
293	  module will be called leds-clevo-mail.
294
295config LEDS_PCA955X
296	tristate "LED Support for PCA955x I2C chips"
297	depends on LEDS_CLASS
298	depends on I2C
299	help
300	  This option enables support for LEDs connected to PCA955x
301	  LED driver chips accessed via the I2C bus.  Supported
302	  devices include PCA9550, PCA9551, PCA9552, and PCA9553.
303
304config LEDS_PCA963X
305	tristate "LED support for PCA963x I2C chip"
306	depends on LEDS_CLASS
307	depends on I2C
308	help
309	  This option enables support for LEDs connected to the PCA963x
310	  LED driver chip accessed via the I2C bus. Supported
311	  devices include PCA9633 and PCA9634
312
313config LEDS_WM831X_STATUS
314	tristate "LED support for status LEDs on WM831x PMICs"
315	depends on LEDS_CLASS
316	depends on MFD_WM831X
317	help
318	  This option enables support for the status LEDs of the WM831x
319          series of PMICs.
320
321config LEDS_WM8350
322	tristate "LED Support for WM8350 AudioPlus PMIC"
323	depends on LEDS_CLASS
324	depends on MFD_WM8350
325	help
326	  This option enables support for LEDs driven by the Wolfson
327	  Microelectronics WM8350 AudioPlus PMIC.
328
329config LEDS_DA903X
330	tristate "LED Support for DA9030/DA9034 PMIC"
331	depends on LEDS_CLASS
332	depends on PMIC_DA903X
333	help
334	  This option enables support for on-chip LED drivers found
335	  on Dialog Semiconductor DA9030/DA9034 PMICs.
336
337config LEDS_DA9052
338	tristate "Dialog DA9052/DA9053 LEDS"
339	depends on LEDS_CLASS
340	depends on PMIC_DA9052
341	help
342	  This option enables support for on-chip LED drivers found
343	  on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
344
345config LEDS_DAC124S085
346	tristate "LED Support for DAC124S085 SPI DAC"
347	depends on LEDS_CLASS
348	depends on SPI
349	help
350	  This option enables support for DAC124S085 SPI DAC from NatSemi,
351	  which can be used to control up to four LEDs.
352
353config LEDS_PWM
354	tristate "PWM driven LED Support"
355	depends on LEDS_CLASS
356	depends on PWM
357	help
358	  This option enables support for pwm driven LEDs
359
360config LEDS_REGULATOR
361	tristate "REGULATOR driven LED support"
362	depends on LEDS_CLASS
363	depends on REGULATOR
364	help
365	  This option enables support for regulator driven LEDs.
366
367config LEDS_BD2802
368	tristate "LED driver for BD2802 RGB LED"
369	depends on LEDS_CLASS
370	depends on I2C
371	help
372	  This option enables support for BD2802GU RGB LED driver chips
373	  accessed via the I2C bus.
374
375config LEDS_INTEL_SS4200
376	tristate "LED driver for Intel NAS SS4200 series"
377	depends on LEDS_CLASS
378	depends on PCI && DMI
379	help
380	  This option enables support for the Intel SS4200 series of
381	  Network Attached Storage servers.  You may control the hard
382	  drive or power LEDs on the front panel.  Using this driver
383	  can stop the front LED from blinking after startup.
384
385config LEDS_LT3593
386	tristate "LED driver for LT3593 controllers"
387	depends on LEDS_CLASS
388	depends on GPIOLIB
389	help
390	  This option enables support for LEDs driven by a Linear Technology
391	  LT3593 controller. This controller uses a special one-wire pulse
392	  coding protocol to set the brightness.
393
394config LEDS_ADP5520
395	tristate "LED Support for ADP5520/ADP5501 PMIC"
396	depends on LEDS_CLASS
397	depends on PMIC_ADP5520
398	help
399	  This option enables support for on-chip LED drivers found
400	  on Analog Devices ADP5520/ADP5501 PMICs.
401
402	  To compile this driver as a module, choose M here: the module will
403	  be called leds-adp5520.
404
405config LEDS_DELL_NETBOOKS
406	tristate "External LED on Dell Business Netbooks"
407	depends on LEDS_CLASS
408	depends on X86 && ACPI_WMI
409	help
410	  This adds support for the Latitude 2100 and similar
411	  notebooks that have an external LED.
412
413config LEDS_MC13783
414	tristate "LED Support for MC13XXX PMIC"
415	depends on LEDS_CLASS
416	depends on MFD_MC13XXX
417	help
418	  This option enable support for on-chip LED drivers found
419	  on Freescale Semiconductor MC13783/MC13892/MC34708 PMIC.
420
421config LEDS_NS2
422	tristate "LED support for Network Space v2 GPIO LEDs"
423	depends on LEDS_CLASS
424	depends on MACH_KIRKWOOD
425	default y
426	help
427	  This option enable support for the dual-GPIO LED found on the
428	  Network Space v2 board (and parents). This include Internet Space v2,
429	  Network Space (Max) v2 and d2 Network v2 boards.
430
431config LEDS_NETXBIG
432	tristate "LED support for Big Network series LEDs"
433	depends on LEDS_CLASS
434	depends on MACH_KIRKWOOD
435	default y
436	help
437	  This option enable support for LEDs found on the LaCie 2Big
438	  and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
439	  controlled through a GPIO extension bus.
440
441config LEDS_ASIC3
442	bool "LED support for the HTC ASIC3"
443	depends on LEDS_CLASS=y
444	depends on MFD_ASIC3
445	default y
446	help
447	  This option enables support for the LEDs on the HTC ASIC3. The HTC
448	  ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
449	  cannot be used. This driver supports hardware blinking with an on+off
450	  period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
451
452config LEDS_TCA6507
453	tristate "LED Support for TCA6507 I2C chip"
454	depends on LEDS_CLASS && I2C
455	help
456	  This option enables support for LEDs connected to TC6507
457	  LED driver chips accessed via the I2C bus.
458	  Driver support brightness control and hardware-assisted blinking.
459
460config LEDS_MAX8997
461	tristate "LED support for MAX8997 PMIC"
462	depends on LEDS_CLASS && MFD_MAX8997
463	help
464	  This option enables support for on-chip LED drivers on
465	  MAXIM MAX8997 PMIC.
466
467config LEDS_LM355x
468	tristate "LED support for LM355x Chips, LM3554 and LM3556"
469	depends on LEDS_CLASS && I2C
470	select REGMAP_I2C
471	help
472	  This option enables support for LEDs connected to LM355x.
473	  LM355x includes Torch, Flash and Indicator functions.
474
475config LEDS_OT200
476	tristate "LED support for the Bachmann OT200"
477	depends on LEDS_CLASS && HAS_IOMEM && (X86_32 || COMPILE_TEST)
478	help
479	  This option enables support for the LEDs on the Bachmann OT200.
480	  Say Y to enable LEDs on the Bachmann OT200.
481
482config LEDS_MENF21BMC
483	tristate "LED support for the MEN 14F021P00 BMC"
484	depends on LEDS_CLASS && MFD_MENF21BMC
485	help
486	  Say Y here to include support for the MEN 14F021P00 BMC LEDs.
487
488	  This driver can also be built as a module. If so the module
489	  will be called leds-menf21bmc.
490
491comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)"
492
493config LEDS_BLINKM
494	tristate "LED support for the BlinkM I2C RGB LED"
495	depends on LEDS_CLASS
496	depends on I2C
497	help
498	  This option enables support for the BlinkM RGB LED connected
499	  through I2C. Say Y to enable support for the BlinkM LED.
500
501config LEDS_SYSCON
502	bool "LED support for LEDs on system controllers"
503	depends on LEDS_CLASS=y
504	depends on MFD_SYSCON
505	depends on OF
506	help
507	  This option enabled support for the LEDs on syscon type
508	  devices. This will only work with device tree enabled
509	  devices.
510
511config LEDS_VERSATILE
512	tristate "LED support for the ARM Versatile and RealView"
513	depends on ARCH_REALVIEW || ARCH_VERSATILE
514	depends on LEDS_CLASS
515	help
516	  This option enabled support for the LEDs on the ARM Versatile
517	  and RealView boards. Say Y to enabled these.
518
519comment "LED Triggers"
520source "drivers/leds/trigger/Kconfig"
521
522endif # NEW_LEDS
523