288d39db3135bdcd93fe38531f512d16a5984b16
1 config 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.
8 menuconfig 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).
14 This is not related to standard keyboard LEDs which are controlled
15 via the input system.
17 if NEW_LEDS
19 config 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.
25 comment "LED drivers"
27 config 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.
35 config 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.
43 config 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.
53 config 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.
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.
66 config 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.
76 config LEDS_LOCOMO
77 tristate "LED Support for Locomo device"
78 depends on LEDS_CLASS
79 depends on SHARP_LOCOMO
80 help
81 This option enables support for the LEDs on Sharp Locomo.
82 Zaurus models SL-5500 and SL-5600.
84 config LEDS_MIKROTIK_RB532
85 tristate "LED Support for Mikrotik Routerboard 532"
86 depends on LEDS_CLASS
87 depends on MIKROTIK_RB532
88 help
89 This option enables support for the so called "User LED" of
90 Mikrotik's Routerboard 532.
92 config LEDS_S3C24XX
93 tristate "LED Support for Samsung S3C24XX GPIO LEDs"
94 depends on LEDS_CLASS
95 depends on ARCH_S3C24XX
96 help
97 This option enables support for LEDs connected to GPIO lines
98 on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
100 config LEDS_NET48XX
101 tristate "LED Support for Soekris net48xx series Error LED"
102 depends on LEDS_CLASS
103 depends on SCx200_GPIO
104 help
105 This option enables support for the Soekris net4801 and net4826 error
106 LED.
108 config LEDS_FSG
109 tristate "LED Support for the Freecom FSG-3"
110 depends on LEDS_CLASS
111 depends on MACH_FSG
112 help
113 This option enables support for the LEDs on the Freecom FSG-3.
115 config LEDS_WRAP
116 tristate "LED Support for the WRAP series LEDs"
117 depends on LEDS_CLASS
118 depends on SCx200_GPIO
119 help
120 This option enables support for the PCEngines WRAP programmable LEDs.
122 config LEDS_COBALT_QUBE
123 tristate "LED Support for the Cobalt Qube series front LED"
124 depends on LEDS_CLASS
125 depends on MIPS_COBALT
126 help
127 This option enables support for the front LED on Cobalt Qube series
129 config LEDS_COBALT_RAQ
130 bool "LED Support for the Cobalt Raq series"
131 depends on LEDS_CLASS=y && MIPS_COBALT
132 select LEDS_TRIGGERS
133 help
134 This option enables support for the Cobalt Raq series LEDs.
136 config LEDS_SUNFIRE
137 tristate "LED support for SunFire servers."
138 depends on LEDS_CLASS
139 depends on SPARC64
140 select LEDS_TRIGGERS
141 help
142 This option enables support for the Left, Middle, and Right
143 LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
145 config 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.
153 config 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
162 config 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.
169 To use a pin as gpio pca9532_type in pca9532_platform data needs to
170 set to PCA9532_TYPE_GPIO.
172 config 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.
183 config 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.
192 To compile this driver as a module, choose M here: the
193 module will be called leds-lp3944.
195 config 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.
203 config 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.
213 config 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.
224 config 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.
234 config 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.
246 config 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.
253 config LEDS_CLEVO_MAIL
254 tristate "Mail LED on Clevo notebook"
255 depends on LEDS_CLASS
256 depends on X86 && SERIO_I8042 && DMI
257 help
258 This driver makes the mail LED accessible from userspace
259 programs through the leds subsystem. This LED have three
260 known mode: off, blink at 0.5Hz and blink at 1Hz.
262 The driver supports two kinds of interface: using ledtrig-timer
263 or through /sys/class/leds/clevo::mail/brightness. As this LED
264 cannot change it's brightness it blinks instead. The brightness
265 value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
266 blink at 1Hz.
268 This module can drive the mail LED for the following notebooks:
270 Clevo D400P
271 Clevo D410J
272 Clevo D410V
273 Clevo D400V/D470V (not tested, but might work)
274 Clevo M540N
275 Clevo M5x0N (not tested, but might work)
276 Positivo Mobile (Clevo M5x0V)
278 If your model is not listed here you can try the "nodetect"
279 module parameter.
281 To compile this driver as a module, choose M here: the
282 module will be called leds-clevo-mail.
284 config LEDS_PCA955X
285 tristate "LED Support for PCA955x I2C chips"
286 depends on LEDS_CLASS
287 depends on I2C
288 help
289 This option enables support for LEDs connected to PCA955x
290 LED driver chips accessed via the I2C bus. Supported
291 devices include PCA9550, PCA9551, PCA9552, and PCA9553.
293 config LEDS_PCA963X
294 tristate "LED support for PCA963x I2C chip"
295 depends on LEDS_CLASS
296 depends on I2C
297 help
298 This option enables support for LEDs connected to the PCA963x
299 LED driver chip accessed via the I2C bus. Supported
300 devices include PCA9633 and PCA9634
302 config LEDS_PCA9685
303 tristate "LED support for PCA9685 I2C chip"
304 depends on LEDS_CLASS
305 depends on I2C
306 help
307 This option enables support for LEDs connected to the PCA9685
308 LED driver chip accessed via the I2C bus.
309 The PCA9685 offers 12-bit PWM (4095 levels of brightness) on
310 16 individual channels.
312 config LEDS_WM831X_STATUS
313 tristate "LED support for status LEDs on WM831x PMICs"
314 depends on LEDS_CLASS
315 depends on MFD_WM831X
316 help
317 This option enables support for the status LEDs of the WM831x
318 series of PMICs.
320 config LEDS_WM8350
321 tristate "LED Support for WM8350 AudioPlus PMIC"
322 depends on LEDS_CLASS
323 depends on MFD_WM8350
324 help
325 This option enables support for LEDs driven by the Wolfson
326 Microelectronics WM8350 AudioPlus PMIC.
328 config LEDS_DA903X
329 tristate "LED Support for DA9030/DA9034 PMIC"
330 depends on LEDS_CLASS
331 depends on PMIC_DA903X
332 help
333 This option enables support for on-chip LED drivers found
334 on Dialog Semiconductor DA9030/DA9034 PMICs.
336 config LEDS_DA9052
337 tristate "Dialog DA9052/DA9053 LEDS"
338 depends on LEDS_CLASS
339 depends on PMIC_DA9052
340 help
341 This option enables support for on-chip LED drivers found
342 on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
344 config LEDS_DAC124S085
345 tristate "LED Support for DAC124S085 SPI DAC"
346 depends on LEDS_CLASS
347 depends on SPI
348 help
349 This option enables support for DAC124S085 SPI DAC from NatSemi,
350 which can be used to control up to four LEDs.
352 config LEDS_PWM
353 tristate "PWM driven LED Support"
354 depends on LEDS_CLASS
355 depends on PWM
356 help
357 This option enables support for pwm driven LEDs
359 config LEDS_REGULATOR
360 tristate "REGULATOR driven LED support"
361 depends on LEDS_CLASS
362 depends on REGULATOR
363 help
364 This option enables support for regulator driven LEDs.
366 config LEDS_BD2802
367 tristate "LED driver for BD2802 RGB LED"
368 depends on LEDS_CLASS
369 depends on I2C
370 help
371 This option enables support for BD2802GU RGB LED driver chips
372 accessed via the I2C bus.
374 config LEDS_INTEL_SS4200
375 tristate "LED driver for Intel NAS SS4200 series"
376 depends on LEDS_CLASS
377 depends on PCI && DMI
378 help
379 This option enables support for the Intel SS4200 series of
380 Network Attached Storage servers. You may control the hard
381 drive or power LEDs on the front panel. Using this driver
382 can stop the front LED from blinking after startup.
384 config LEDS_LT3593
385 tristate "LED driver for LT3593 controllers"
386 depends on LEDS_CLASS
387 depends on GPIOLIB
388 help
389 This option enables support for LEDs driven by a Linear Technology
390 LT3593 controller. This controller uses a special one-wire pulse
391 coding protocol to set the brightness.
393 config LEDS_ADP5520
394 tristate "LED Support for ADP5520/ADP5501 PMIC"
395 depends on LEDS_CLASS
396 depends on PMIC_ADP5520
397 help
398 This option enables support for on-chip LED drivers found
399 on Analog Devices ADP5520/ADP5501 PMICs.
401 To compile this driver as a module, choose M here: the module will
402 be called leds-adp5520.
404 config LEDS_DELL_NETBOOKS
405 tristate "External LED on Dell Business Netbooks"
406 depends on LEDS_CLASS
407 depends on X86 && ACPI_WMI
408 help
409 This adds support for the Latitude 2100 and similar
410 notebooks that have an external LED.
412 config LEDS_MC13783
413 tristate "LED Support for MC13XXX PMIC"
414 depends on LEDS_CLASS
415 depends on MFD_MC13XXX
416 help
417 This option enable support for on-chip LED drivers found
418 on Freescale Semiconductor MC13783/MC13892 PMIC.
420 config LEDS_NS2
421 tristate "LED support for Network Space v2 GPIO LEDs"
422 depends on LEDS_CLASS
423 depends on ARCH_KIRKWOOD
424 default y
425 help
426 This option enable support for the dual-GPIO LED found on the
427 Network Space v2 board (and parents). This include Internet Space v2,
428 Network Space (Max) v2 and d2 Network v2 boards.
430 config LEDS_NETXBIG
431 tristate "LED support for Big Network series LEDs"
432 depends on LEDS_CLASS
433 depends on ARCH_KIRKWOOD
434 default y
435 help
436 This option enable support for LEDs found on the LaCie 2Big
437 and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
438 controlled through a GPIO extension bus.
440 config LEDS_ASIC3
441 bool "LED support for the HTC ASIC3"
442 depends on LEDS_CLASS=y
443 depends on MFD_ASIC3
444 default y
445 help
446 This option enables support for the LEDs on the HTC ASIC3. The HTC
447 ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
448 cannot be used. This driver supports hardware blinking with an on+off
449 period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
451 config LEDS_TCA6507
452 tristate "LED Support for TCA6507 I2C chip"
453 depends on LEDS_CLASS && I2C
454 help
455 This option enables support for LEDs connected to TC6507
456 LED driver chips accessed via the I2C bus.
457 Driver support brightness control and hardware-assisted blinking.
459 config LEDS_MAX8997
460 tristate "LED support for MAX8997 PMIC"
461 depends on LEDS_CLASS && MFD_MAX8997
462 help
463 This option enables support for on-chip LED drivers on
464 MAXIM MAX8997 PMIC.
466 config LEDS_LM355x
467 tristate "LED support for LM355x Chips, LM3554 and LM3556"
468 depends on LEDS_CLASS && I2C
469 select REGMAP_I2C
470 help
471 This option enables support for LEDs connected to LM355x.
472 LM355x includes Torch, Flash and Indicator functions.
474 config LEDS_LM3646
475 tristate "LED support for LM3646 Chip"
476 depends on LEDS_CLASS && I2C
477 select REGMAP_I2C
478 help
479 This option enables support for LEDs connected to LM3646.
480 LM3646 includes dual Torch and Flash functions.
482 config LEDS_OT200
483 tristate "LED support for the Bachmann OT200"
484 depends on LEDS_CLASS && HAS_IOMEM
485 help
486 This option enables support for the LEDs on the Bachmann OT200.
487 Say Y to enable LEDs on the Bachmann OT200.
489 config LEDS_BLINKM
490 tristate "LED support for the BlinkM I2C RGB LED"
491 depends on LEDS_CLASS
492 depends on I2C
493 help
494 This option enables support for the BlinkM RGB LED connected
495 through I2C. Say Y to enable support for the BlinkM LED.
497 comment "LED Triggers"
498 source "drivers/leds/trigger/Kconfig"
500 endif # NEW_LEDS