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Linux/drivers/leds/Kconfig

  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.
  7 
  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).
 13 
 14 if NEW_LEDS
 15 
 16 config 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 
 22 config 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 
 32 comment "LED drivers"
 33 
 34 config 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 
 42 config 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
 47         depends on OF
 48         depends on PINCTRL
 49         help
 50          This option enables support for the LEDs on the AAT1290.
 51 
 52 config 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 
 60 config 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 
 68 config 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 
 78 config 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 
 91 config 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 
102 config 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 
110 config 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 
118 config 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 
126 config 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 
134 config 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 
141 config 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 
148 config 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 
155 config 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 
162 config 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 
171 config 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 
178 config 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 
186 config 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 
195 config 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 
205 config 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 
216 config 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 
228 config 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 
237 config 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 
247 config 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 
258 config 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 
268 config 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 
280 config 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 
287 config 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 
298 config 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 
329 config 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 
338 config 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 
347 config 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 
355 config 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 
363 config 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 
371 config 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 
379 config 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 
387 config 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 
394 config 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 
401 config 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 
409 config 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 
419 config LEDS_LT3593
420         tristate "LED driver for LT3593 controllers"
421         depends on LEDS_CLASS
422         depends on GPIOLIB
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 
428 config 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 
439 config 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 
447 config 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 
455 config LEDS_NS2
456         tristate "LED support for Network Space v2 GPIO LEDs"
457         depends on LEDS_CLASS
458         depends on MACH_KIRKWOOD
459         default y
460         help
461           This option enable support for the dual-GPIO LED found on the
462           Network Space v2 board (and parents). This include Internet Space v2,
463           Network Space (Max) v2 and d2 Network v2 boards.
464 
465 config LEDS_NETXBIG
466         tristate "LED support for Big Network series LEDs"
467         depends on LEDS_CLASS
468         depends on MACH_KIRKWOOD
469         default y
470         help
471           This option enable support for LEDs found on the LaCie 2Big
472           and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
473           controlled through a GPIO extension bus.
474 
475 config LEDS_ASIC3
476         bool "LED support for the HTC ASIC3"
477         depends on LEDS_CLASS=y
478         depends on MFD_ASIC3
479         default y
480         help
481           This option enables support for the LEDs on the HTC ASIC3. The HTC
482           ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
483           cannot be used. This driver supports hardware blinking with an on+off
484           period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
485 
486 config LEDS_TCA6507
487         tristate "LED Support for TCA6507 I2C chip"
488         depends on LEDS_CLASS && I2C
489         help
490           This option enables support for LEDs connected to TC6507
491           LED driver chips accessed via the I2C bus.
492           Driver support brightness control and hardware-assisted blinking.
493 
494 config LEDS_TLC591XX
495         tristate "LED driver for TLC59108 and TLC59116 controllers"
496         depends on LEDS_CLASS && I2C
497         select REGMAP_I2C
498         help
499           This option enables support for Texas Instruments TLC59108
500           and TLC59116 LED controllers.
501 
502 config LEDS_MAX77693
503         tristate "LED support for MAX77693 Flash"
504         depends on LEDS_CLASS_FLASH
505         depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS
506         depends on MFD_MAX77693
507         depends on OF
508         help
509           This option enables support for the flash part of the MAX77693
510           multifunction device. It has build in control for two leds in flash
511           and torch mode.
512 
513 config LEDS_MAX8997
514         tristate "LED support for MAX8997 PMIC"
515         depends on LEDS_CLASS && MFD_MAX8997
516         help
517           This option enables support for on-chip LED drivers on
518           MAXIM MAX8997 PMIC.
519 
520 config LEDS_LM355x
521         tristate "LED support for LM355x Chips, LM3554 and LM3556"
522         depends on LEDS_CLASS && I2C
523         select REGMAP_I2C
524         help
525           This option enables support for LEDs connected to LM355x.
526           LM355x includes Torch, Flash and Indicator functions.
527 
528 config LEDS_OT200
529         tristate "LED support for the Bachmann OT200"
530         depends on LEDS_CLASS && HAS_IOMEM && (X86_32 || COMPILE_TEST)
531         help
532           This option enables support for the LEDs on the Bachmann OT200.
533           Say Y to enable LEDs on the Bachmann OT200.
534 
535 config LEDS_MENF21BMC
536         tristate "LED support for the MEN 14F021P00 BMC"
537         depends on LEDS_CLASS && MFD_MENF21BMC
538         help
539           Say Y here to include support for the MEN 14F021P00 BMC LEDs.
540 
541           This driver can also be built as a module. If so the module
542           will be called leds-menf21bmc.
543 
544 config LEDS_KTD2692
545         tristate "LED support for KTD2692 flash LED controller"
546         depends on LEDS_CLASS_FLASH && GPIOLIB && OF
547         help
548           This option enables support for KTD2692 LED flash connected
549           through ExpressWire interface.
550 
551           Say Y to enable this driver.
552 
553 comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)"
554 
555 config LEDS_BLINKM
556         tristate "LED support for the BlinkM I2C RGB LED"
557         depends on LEDS_CLASS
558         depends on I2C
559         help
560           This option enables support for the BlinkM RGB LED connected
561           through I2C. Say Y to enable support for the BlinkM LED.
562 
563 config LEDS_SYSCON
564         bool "LED support for LEDs on system controllers"
565         depends on LEDS_CLASS=y
566         depends on MFD_SYSCON
567         depends on OF
568         help
569           This option enabled support for the LEDs on syscon type
570           devices. This will only work with device tree enabled
571           devices.
572 
573 config LEDS_VERSATILE
574         tristate "LED support for the ARM Versatile and RealView"
575         depends on ARCH_REALVIEW || ARCH_VERSATILE
576         depends on LEDS_CLASS
577         help
578           This option enabled support for the LEDs on the ARM Versatile
579           and RealView boards. Say Y to enabled these.
580 
581 config LEDS_PM8941_WLED
582         tristate "LED support for the Qualcomm PM8941 WLED block"
583         depends on LEDS_CLASS
584         select REGMAP
585         help
586           This option enables support for the 'White' LED block
587           on Qualcomm PM8941 PMICs.
588 
589 comment "LED Triggers"
590 source "drivers/leds/trigger/Kconfig"
591 
592 endif # NEW_LEDS

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