xref: /openbmc/linux/drivers/leds/Kconfig (revision db181ce0) 
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_ATMEL_PWM
36	tristate "LED Support using Atmel PWM outputs"
37	depends on LEDS_CLASS
38	depends on ATMEL_PWM
39	help
40	  This option enables support for LEDs driven using outputs
41	  of the dedicated PWM controller found on newer Atmel SOCs.
42
43config LEDS_LM3530
44	tristate "LCD Backlight driver for LM3530"
45	depends on LEDS_CLASS
46	depends on I2C
47	help
48	  This option enables support for the LCD backlight using
49	  LM3530 ambient light sensor chip. This ALS chip can be
50	  controlled manually or using PWM input or using ambient
51	  light automatically.
52
53config LEDS_LM3533
54	tristate "LED support for LM3533"
55	depends on LEDS_CLASS
56	depends on MFD_LM3533
57	help
58	  This option enables support for the LEDs on National Semiconductor /
59	  TI LM3533 Lighting Power chips.
60
61	  The LEDs can be controlled directly, through PWM input, or by the
62	  ambient-light-sensor interface. The chip supports
63	  hardware-accelerated blinking with maximum on and off periods of 9.8
64	  and 77 seconds respectively.
65
66config LEDS_LM3642
67	tristate "LED support for LM3642 Chip"
68	depends on LEDS_CLASS && I2C
69	select REGMAP_I2C
70	help
71	  This option enables support for LEDs connected to LM3642.
72	  The LM3642 is a 4MHz fixed-frequency synchronous boost
73	  converter plus 1.5A constant current driver for a high-current
74	  white LED.
75
76
77config LEDS_LOCOMO
78	tristate "LED Support for Locomo device"
79	depends on LEDS_CLASS
80	depends on SHARP_LOCOMO
81	help
82	  This option enables support for the LEDs on Sharp Locomo.
83	  Zaurus models SL-5500 and SL-5600.
84
85config LEDS_MIKROTIK_RB532
86	tristate "LED Support for Mikrotik Routerboard 532"
87	depends on LEDS_CLASS
88	depends on MIKROTIK_RB532
89	help
90	  This option enables support for the so called "User LED" of
91	  Mikrotik's Routerboard 532.
92
93config LEDS_S3C24XX
94	tristate "LED Support for Samsung S3C24XX GPIO LEDs"
95	depends on LEDS_CLASS
96	depends on ARCH_S3C24XX
97	help
98	  This option enables support for LEDs connected to GPIO lines
99	  on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
100
101config LEDS_NET48XX
102	tristate "LED Support for Soekris net48xx series Error LED"
103	depends on LEDS_CLASS
104	depends on SCx200_GPIO
105	help
106	  This option enables support for the Soekris net4801 and net4826 error
107	  LED.
108
109config LEDS_FSG
110	tristate "LED Support for the Freecom FSG-3"
111	depends on LEDS_CLASS
112	depends on MACH_FSG
113	help
114	  This option enables support for the LEDs on the Freecom FSG-3.
115
116config LEDS_WRAP
117	tristate "LED Support for the WRAP series LEDs"
118	depends on LEDS_CLASS
119	depends on SCx200_GPIO
120	help
121	  This option enables support for the PCEngines WRAP programmable LEDs.
122
123config LEDS_COBALT_QUBE
124	tristate "LED Support for the Cobalt Qube series front LED"
125	depends on LEDS_CLASS
126	depends on MIPS_COBALT
127	help
128	  This option enables support for the front LED on Cobalt Qube series
129
130config LEDS_COBALT_RAQ
131	bool "LED Support for the Cobalt Raq series"
132	depends on LEDS_CLASS=y && MIPS_COBALT
133	select LEDS_TRIGGERS
134	help
135	  This option enables support for the Cobalt Raq series LEDs.
136
137config LEDS_SUNFIRE
138	tristate "LED support for SunFire servers."
139	depends on LEDS_CLASS
140	depends on SPARC64
141	select LEDS_TRIGGERS
142	help
143	  This option enables support for the Left, Middle, and Right
144	  LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
145
146config LEDS_HP6XX
147	tristate "LED Support for the HP Jornada 6xx"
148	depends on LEDS_CLASS
149	depends on SH_HP6XX
150	help
151	  This option enables LED support for the handheld
152	  HP Jornada 620/660/680/690.
153
154config LEDS_PCA9532
155	tristate "LED driver for PCA9532 dimmer"
156	depends on LEDS_CLASS
157	depends on I2C && INPUT
158	help
159	  This option enables support for NXP pca9532
160	  LED controller. It is generally only useful
161	  as a platform driver
162
163config LEDS_PCA9532_GPIO
164	bool "Enable GPIO support for PCA9532"
165	depends on LEDS_PCA9532
166	depends on GPIOLIB
167	help
168	  Allow unused pins on PCA9532 to be used as gpio.
169
170	  To use a pin as gpio pca9532_type in pca9532_platform data needs to
171	  set to PCA9532_TYPE_GPIO.
172
173config LEDS_GPIO
174	tristate "LED Support for GPIO connected LEDs"
175	depends on LEDS_CLASS
176	depends on GPIOLIB
177	help
178	  This option enables support for the LEDs connected to GPIO
179	  outputs. To be useful the particular board must have LEDs
180	  and they must be connected to the GPIO lines.  The LEDs must be
181	  defined as platform devices and/or OpenFirmware platform devices.
182	  The code to use these bindings can be selected below.
183
184config LEDS_LP3944
185	tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
186	depends on LEDS_CLASS
187	depends on I2C
188	help
189	  This option enables support for LEDs connected to the National
190	  Semiconductor LP3944 Lighting Management Unit (LMU) also known as
191	  Fun Light Chip.
192
193	  To compile this driver as a module, choose M here: the
194	  module will be called leds-lp3944.
195
196config LEDS_LP55XX_COMMON
197	tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
198	depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501
199	select FW_LOADER
200	help
201	  This option supports common operations for LP5521/5523/55231/5562/8501
202	  devices.
203
204config LEDS_LP5521
205	tristate "LED Support for N.S. LP5521 LED driver chip"
206	depends on LEDS_CLASS && I2C
207	select LEDS_LP55XX_COMMON
208	help
209	  If you say yes here you get support for the National Semiconductor
210	  LP5521 LED driver. It is 3 channel chip with programmable engines.
211	  Driver provides direct control via LED class and interface for
212	  programming the engines.
213
214config LEDS_LP5523
215	tristate "LED Support for TI/National LP5523/55231 LED driver chip"
216	depends on LEDS_CLASS && I2C
217	select LEDS_LP55XX_COMMON
218	help
219	  If you say yes here you get support for TI/National Semiconductor
220	  LP5523/55231 LED driver.
221	  It is 9 channel chip with programmable engines.
222	  Driver provides direct control via LED class and interface for
223	  programming the engines.
224
225config LEDS_LP5562
226	tristate "LED Support for TI LP5562 LED driver chip"
227	depends on LEDS_CLASS && I2C
228	select LEDS_LP55XX_COMMON
229	help
230	  If you say yes here you get support for TI LP5562 LED driver.
231	  It is 4 channels chip with programmable engines.
232	  Driver provides direct control via LED class and interface for
233	  programming the engines.
234
235config LEDS_LP8501
236	tristate "LED Support for TI LP8501 LED driver chip"
237	depends on LEDS_CLASS && I2C
238	select LEDS_LP55XX_COMMON
239	help
240	  If you say yes here you get support for TI LP8501 LED driver.
241	  It is 9 channel chip with programmable engines.
242	  Driver provides direct control via LED class and interface for
243	  programming the engines.
244	  It is similar as LP5523, but output power selection is available.
245	  And register layout and engine program schemes are different.
246
247config LEDS_LP8788
248	tristate "LED support for the TI LP8788 PMIC"
249	depends on LEDS_CLASS
250	depends on MFD_LP8788
251	help
252	  This option enables support for the Keyboard LEDs on the LP8788 PMIC.
253
254config LEDS_CLEVO_MAIL
255	tristate "Mail LED on Clevo notebook"
256	depends on LEDS_CLASS
257	depends on X86 && SERIO_I8042 && DMI
258	help
259	  This driver makes the mail LED accessible from userspace
260	  programs through the leds subsystem. This LED have three
261	  known mode: off, blink at 0.5Hz and blink at 1Hz.
262
263	  The driver supports two kinds of interface: using ledtrig-timer
264	  or through /sys/class/leds/clevo::mail/brightness. As this LED
265	  cannot change it's brightness it blinks instead. The brightness
266	  value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
267	  blink at 1Hz.
268
269	  This module can drive the mail LED for the following notebooks:
270
271	  	Clevo D400P
272	  	Clevo D410J
273	  	Clevo D410V
274	  	Clevo D400V/D470V (not tested, but might work)
275	  	Clevo M540N
276	  	Clevo M5x0N (not tested, but might work)
277	  	Positivo Mobile (Clevo M5x0V)
278
279	  If your model is not listed here you can try the "nodetect"
280	  module parameter.
281
282	  To compile this driver as a module, choose M here: the
283	  module will be called leds-clevo-mail.
284
285config LEDS_PCA955X
286	tristate "LED Support for PCA955x I2C chips"
287	depends on LEDS_CLASS
288	depends on I2C
289	help
290	  This option enables support for LEDs connected to PCA955x
291	  LED driver chips accessed via the I2C bus.  Supported
292	  devices include PCA9550, PCA9551, PCA9552, and PCA9553.
293
294config LEDS_PCA963X
295	tristate "LED support for PCA963x I2C chip"
296	depends on LEDS_CLASS
297	depends on I2C
298	help
299	  This option enables support for LEDs connected to the PCA963x
300	  LED driver chip accessed via the I2C bus. Supported
301	  devices include PCA9633 and PCA9634
302
303config LEDS_WM831X_STATUS
304	tristate "LED support for status LEDs on WM831x PMICs"
305	depends on LEDS_CLASS
306	depends on MFD_WM831X
307	help
308	  This option enables support for the status LEDs of the WM831x
309          series of PMICs.
310
311config LEDS_WM8350
312	tristate "LED Support for WM8350 AudioPlus PMIC"
313	depends on LEDS_CLASS
314	depends on MFD_WM8350
315	help
316	  This option enables support for LEDs driven by the Wolfson
317	  Microelectronics WM8350 AudioPlus PMIC.
318
319config LEDS_DA903X
320	tristate "LED Support for DA9030/DA9034 PMIC"
321	depends on LEDS_CLASS
322	depends on PMIC_DA903X
323	help
324	  This option enables support for on-chip LED drivers found
325	  on Dialog Semiconductor DA9030/DA9034 PMICs.
326
327config LEDS_DA9052
328	tristate "Dialog DA9052/DA9053 LEDS"
329	depends on LEDS_CLASS
330	depends on PMIC_DA9052
331	help
332	  This option enables support for on-chip LED drivers found
333	  on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
334
335config LEDS_DAC124S085
336	tristate "LED Support for DAC124S085 SPI DAC"
337	depends on LEDS_CLASS
338	depends on SPI
339	help
340	  This option enables support for DAC124S085 SPI DAC from NatSemi,
341	  which can be used to control up to four LEDs.
342
343config LEDS_PWM
344	tristate "PWM driven LED Support"
345	depends on LEDS_CLASS
346	depends on PWM
347	help
348	  This option enables support for pwm driven LEDs
349
350config LEDS_REGULATOR
351	tristate "REGULATOR driven LED support"
352	depends on LEDS_CLASS
353	depends on REGULATOR
354	help
355	  This option enables support for regulator driven LEDs.
356
357config LEDS_BD2802
358	tristate "LED driver for BD2802 RGB LED"
359	depends on LEDS_CLASS
360	depends on I2C
361	help
362	  This option enables support for BD2802GU RGB LED driver chips
363	  accessed via the I2C bus.
364
365config LEDS_INTEL_SS4200
366	tristate "LED driver for Intel NAS SS4200 series"
367	depends on LEDS_CLASS
368	depends on PCI && DMI
369	help
370	  This option enables support for the Intel SS4200 series of
371	  Network Attached Storage servers.  You may control the hard
372	  drive or power LEDs on the front panel.  Using this driver
373	  can stop the front LED from blinking after startup.
374
375config LEDS_LT3593
376	tristate "LED driver for LT3593 controllers"
377	depends on LEDS_CLASS
378	depends on GPIOLIB
379	help
380	  This option enables support for LEDs driven by a Linear Technology
381	  LT3593 controller. This controller uses a special one-wire pulse
382	  coding protocol to set the brightness.
383
384config LEDS_ADP5520
385	tristate "LED Support for ADP5520/ADP5501 PMIC"
386	depends on LEDS_CLASS
387	depends on PMIC_ADP5520
388	help
389	  This option enables support for on-chip LED drivers found
390	  on Analog Devices ADP5520/ADP5501 PMICs.
391
392	  To compile this driver as a module, choose M here: the module will
393	  be called leds-adp5520.
394
395config LEDS_DELL_NETBOOKS
396	tristate "External LED on Dell Business Netbooks"
397	depends on LEDS_CLASS
398	depends on X86 && ACPI_WMI
399	help
400	  This adds support for the Latitude 2100 and similar
401	  notebooks that have an external LED.
402
403config LEDS_MC13783
404	tristate "LED Support for MC13XXX PMIC"
405	depends on LEDS_CLASS
406	depends on MFD_MC13XXX
407	help
408	  This option enable support for on-chip LED drivers found
409	  on Freescale Semiconductor MC13783/MC13892/MC34708 PMIC.
410
411config LEDS_NS2
412	tristate "LED support for Network Space v2 GPIO LEDs"
413	depends on LEDS_CLASS
414	depends on ARCH_KIRKWOOD || MACH_KIRKWOOD
415	default y
416	help
417	  This option enable support for the dual-GPIO LED found on the
418	  Network Space v2 board (and parents). This include Internet Space v2,
419	  Network Space (Max) v2 and d2 Network v2 boards.
420
421config LEDS_NETXBIG
422	tristate "LED support for Big Network series LEDs"
423	depends on LEDS_CLASS
424	depends on ARCH_KIRKWOOD || MACH_KIRKWOOD
425	default y
426	help
427	  This option enable support for LEDs found on the LaCie 2Big
428	  and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
429	  controlled through a GPIO extension bus.
430
431config LEDS_ASIC3
432	bool "LED support for the HTC ASIC3"
433	depends on LEDS_CLASS=y
434	depends on MFD_ASIC3
435	default y
436	help
437	  This option enables support for the LEDs on the HTC ASIC3. The HTC
438	  ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
439	  cannot be used. This driver supports hardware blinking with an on+off
440	  period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
441
442config LEDS_TCA6507
443	tristate "LED Support for TCA6507 I2C chip"
444	depends on LEDS_CLASS && I2C
445	help
446	  This option enables support for LEDs connected to TC6507
447	  LED driver chips accessed via the I2C bus.
448	  Driver support brightness control and hardware-assisted blinking.
449
450config LEDS_MAX8997
451	tristate "LED support for MAX8997 PMIC"
452	depends on LEDS_CLASS && MFD_MAX8997
453	help
454	  This option enables support for on-chip LED drivers on
455	  MAXIM MAX8997 PMIC.
456
457config LEDS_LM355x
458	tristate "LED support for LM355x Chips, LM3554 and LM3556"
459	depends on LEDS_CLASS && I2C
460	select REGMAP_I2C
461	help
462	  This option enables support for LEDs connected to LM355x.
463	  LM355x includes Torch, Flash and Indicator functions.
464
465config LEDS_OT200
466	tristate "LED support for the Bachmann OT200"
467	depends on LEDS_CLASS && HAS_IOMEM && (X86_32 || COMPILE_TEST)
468	help
469	  This option enables support for the LEDs on the Bachmann OT200.
470	  Say Y to enable LEDs on the Bachmann OT200.
471
472comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)"
473
474config LEDS_BLINKM
475	tristate "LED support for the BlinkM I2C RGB LED"
476	depends on LEDS_CLASS
477	depends on I2C
478	help
479	  This option enables support for the BlinkM RGB LED connected
480	  through I2C. Say Y to enable support for the BlinkM LED.
481
482config LEDS_VERSATILE
483	tristate "LED support for the ARM Versatile and RealView"
484	depends on ARCH_REALVIEW || ARCH_VERSATILE
485	depends on LEDS_CLASS
486	help
487	  This option enabled support for the LEDs on the ARM Versatile
488	  and RealView boards. Say Y to enabled these.
489
490comment "LED Triggers"
491source "drivers/leds/trigger/Kconfig"
492
493endif # NEW_LEDS
494