xref: /openbmc/linux/drivers/leds/Kconfig (revision b34081f1) 
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, LP5523/55231 and LP5562"
198	depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562
199	select FW_LOADER
200	help
201	  This option supports common operations for LP5521 and LP5523/55231
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_LP8788
236	tristate "LED support for the TI LP8788 PMIC"
237	depends on LEDS_CLASS
238	depends on MFD_LP8788
239	help
240	  This option enables support for the Keyboard LEDs on the LP8788 PMIC.
241
242config LEDS_CLEVO_MAIL
243	tristate "Mail LED on Clevo notebook"
244	depends on LEDS_CLASS
245	depends on X86 && SERIO_I8042 && DMI
246	help
247	  This driver makes the mail LED accessible from userspace
248	  programs through the leds subsystem. This LED have three
249	  known mode: off, blink at 0.5Hz and blink at 1Hz.
250
251	  The driver supports two kinds of interface: using ledtrig-timer
252	  or through /sys/class/leds/clevo::mail/brightness. As this LED
253	  cannot change it's brightness it blinks instead. The brightness
254	  value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
255	  blink at 1Hz.
256
257	  This module can drive the mail LED for the following notebooks:
258
259	  	Clevo D400P
260	  	Clevo D410J
261	  	Clevo D410V
262	  	Clevo D400V/D470V (not tested, but might work)
263	  	Clevo M540N
264	  	Clevo M5x0N (not tested, but might work)
265	  	Positivo Mobile (Clevo M5x0V)
266
267	  If your model is not listed here you can try the "nodetect"
268	  module parameter.
269
270	  To compile this driver as a module, choose M here: the
271	  module will be called leds-clevo-mail.
272
273config LEDS_PCA955X
274	tristate "LED Support for PCA955x I2C chips"
275	depends on LEDS_CLASS
276	depends on I2C
277	help
278	  This option enables support for LEDs connected to PCA955x
279	  LED driver chips accessed via the I2C bus.  Supported
280	  devices include PCA9550, PCA9551, PCA9552, and PCA9553.
281
282config LEDS_PCA9633
283	tristate "LED support for PCA9633 I2C chip"
284	depends on LEDS_CLASS
285	depends on I2C
286	help
287	  This option enables support for LEDs connected to the PCA9633
288	  LED driver chip accessed via the I2C bus.
289
290config LEDS_WM831X_STATUS
291	tristate "LED support for status LEDs on WM831x PMICs"
292	depends on LEDS_CLASS
293	depends on MFD_WM831X
294	help
295	  This option enables support for the status LEDs of the WM831x
296          series of PMICs.
297
298config LEDS_WM8350
299	tristate "LED Support for WM8350 AudioPlus PMIC"
300	depends on LEDS_CLASS
301	depends on MFD_WM8350
302	help
303	  This option enables support for LEDs driven by the Wolfson
304	  Microelectronics WM8350 AudioPlus PMIC.
305
306config LEDS_DA903X
307	tristate "LED Support for DA9030/DA9034 PMIC"
308	depends on LEDS_CLASS
309	depends on PMIC_DA903X
310	help
311	  This option enables support for on-chip LED drivers found
312	  on Dialog Semiconductor DA9030/DA9034 PMICs.
313
314config LEDS_DA9052
315	tristate "Dialog DA9052/DA9053 LEDS"
316	depends on LEDS_CLASS
317	depends on PMIC_DA9052
318	help
319	  This option enables support for on-chip LED drivers found
320	  on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
321
322config LEDS_DAC124S085
323	tristate "LED Support for DAC124S085 SPI DAC"
324	depends on LEDS_CLASS
325	depends on SPI
326	help
327	  This option enables support for DAC124S085 SPI DAC from NatSemi,
328	  which can be used to control up to four LEDs.
329
330config LEDS_PWM
331	tristate "PWM driven LED Support"
332	depends on LEDS_CLASS
333	depends on PWM
334	help
335	  This option enables support for pwm driven LEDs
336
337config LEDS_REGULATOR
338	tristate "REGULATOR driven LED support"
339	depends on LEDS_CLASS
340	depends on REGULATOR
341	help
342	  This option enables support for regulator driven LEDs.
343
344config LEDS_BD2802
345	tristate "LED driver for BD2802 RGB LED"
346	depends on LEDS_CLASS
347	depends on I2C
348	help
349	  This option enables support for BD2802GU RGB LED driver chips
350	  accessed via the I2C bus.
351
352config LEDS_INTEL_SS4200
353	tristate "LED driver for Intel NAS SS4200 series"
354	depends on LEDS_CLASS
355	depends on PCI && DMI
356	help
357	  This option enables support for the Intel SS4200 series of
358	  Network Attached Storage servers.  You may control the hard
359	  drive or power LEDs on the front panel.  Using this driver
360	  can stop the front LED from blinking after startup.
361
362config LEDS_LT3593
363	tristate "LED driver for LT3593 controllers"
364	depends on LEDS_CLASS
365	depends on GPIOLIB
366	help
367	  This option enables support for LEDs driven by a Linear Technology
368	  LT3593 controller. This controller uses a special one-wire pulse
369	  coding protocol to set the brightness.
370
371config LEDS_ADP5520
372	tristate "LED Support for ADP5520/ADP5501 PMIC"
373	depends on LEDS_CLASS
374	depends on PMIC_ADP5520
375	help
376	  This option enables support for on-chip LED drivers found
377	  on Analog Devices ADP5520/ADP5501 PMICs.
378
379	  To compile this driver as a module, choose M here: the module will
380	  be called leds-adp5520.
381
382config LEDS_DELL_NETBOOKS
383	tristate "External LED on Dell Business Netbooks"
384	depends on LEDS_CLASS
385	depends on X86 && ACPI_WMI
386	help
387	  This adds support for the Latitude 2100 and similar
388	  notebooks that have an external LED.
389
390config LEDS_MC13783
391	tristate "LED Support for MC13XXX PMIC"
392	depends on LEDS_CLASS
393	depends on MFD_MC13XXX
394	help
395	  This option enable support for on-chip LED drivers found
396	  on Freescale Semiconductor MC13783/MC13892 PMIC.
397
398config LEDS_NS2
399	tristate "LED support for Network Space v2 GPIO LEDs"
400	depends on LEDS_CLASS
401	depends on MACH_NETSPACE_V2 || MACH_INETSPACE_V2 || \
402		   MACH_NETSPACE_MAX_V2 || MACH_D2NET_V2 || \
403		   MACH_NETSPACE_V2_DT || MACH_INETSPACE_V2_DT || \
404		   MACH_NETSPACE_MAX_V2_DT || MACH_NETSPACE_MINI_V2_DT
405	default y
406	help
407	  This option enable support for the dual-GPIO LED found on the
408	  Network Space v2 board (and parents). This include Internet Space v2,
409	  Network Space (Max) v2 and d2 Network v2 boards.
410
411config LEDS_NETXBIG
412	tristate "LED support for Big Network series LEDs"
413	depends on MACH_NET2BIG_V2 || MACH_NET5BIG_V2
414	depends on LEDS_CLASS
415	default y
416	help
417	  This option enable support for LEDs found on the LaCie 2Big
418	  and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
419	  controlled through a GPIO extension bus.
420
421config LEDS_ASIC3
422	bool "LED support for the HTC ASIC3"
423	depends on LEDS_CLASS=y
424	depends on MFD_ASIC3
425	default y
426	help
427	  This option enables support for the LEDs on the HTC ASIC3. The HTC
428	  ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
429	  cannot be used. This driver supports hardware blinking with an on+off
430	  period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
431
432config LEDS_TCA6507
433	tristate "LED Support for TCA6507 I2C chip"
434	depends on LEDS_CLASS && I2C
435	help
436	  This option enables support for LEDs connected to TC6507
437	  LED driver chips accessed via the I2C bus.
438	  Driver support brightness control and hardware-assisted blinking.
439
440config LEDS_MAX8997
441	tristate "LED support for MAX8997 PMIC"
442	depends on LEDS_CLASS && MFD_MAX8997
443	help
444	  This option enables support for on-chip LED drivers on
445	  MAXIM MAX8997 PMIC.
446
447config LEDS_LM355x
448	tristate "LED support for LM355x Chips, LM3554 and LM3556"
449	depends on LEDS_CLASS && I2C
450	select REGMAP_I2C
451	help
452	  This option enables support for LEDs connected to LM355x.
453	  LM355x includes Torch, Flash and Indicator functions.
454
455config LEDS_OT200
456	tristate "LED support for the Bachmann OT200"
457	depends on LEDS_CLASS && HAS_IOMEM
458	help
459	  This option enables support for the LEDs on the Bachmann OT200.
460	  Say Y to enable LEDs on the Bachmann OT200.
461
462config LEDS_BLINKM
463	tristate "LED support for the BlinkM I2C RGB LED"
464	depends on LEDS_CLASS
465	depends on I2C
466	help
467	  This option enables support for the BlinkM RGB LED connected
468	  through I2C. Say Y to enable support for the BlinkM LED.
469
470comment "LED Triggers"
471source "drivers/leds/trigger/Kconfig"
472
473endif # NEW_LEDS
474