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 || COMPILE_TEST
  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 HAS_IOMEM
  56         depends on OF
  57         help
  58           This option enables support for LEDs connected to the BCM6328
  59           LED HW controller accessed via MMIO registers.
  60
  61 config LEDS_BCM6358
  62         tristate "LED Support for Broadcom BCM6358"
  63         depends on LEDS_CLASS
  64         depends on HAS_IOMEM
  65         depends on OF
  66         help
  67           This option enables support for LEDs connected to the BCM6358
  68           LED HW controller accessed via MMIO registers.
  69
  70 config LEDS_LM3530
  71         tristate "LCD Backlight driver for LM3530"
  72         depends on LEDS_CLASS
  73         depends on I2C
  74         help
  75           This option enables support for the LCD backlight using
  76           LM3530 ambient light sensor chip. This ALS chip can be
  77           controlled manually or using PWM input or using ambient
  78           light automatically.
  79
  80 config LEDS_LM3533
  81         tristate "LED support for LM3533"
  82         depends on LEDS_CLASS
  83         depends on MFD_LM3533
  84         help
  85           This option enables support for the LEDs on National Semiconductor /
  86           TI LM3533 Lighting Power chips.
  87
  88           The LEDs can be controlled directly, through PWM input, or by the
  89           ambient-light-sensor interface. The chip supports
  90           hardware-accelerated blinking with maximum on and off periods of 9.8
  91           and 77 seconds respectively.
  92
  93 config LEDS_LM3642
  94         tristate "LED support for LM3642 Chip"
  95         depends on LEDS_CLASS && I2C
  96         select REGMAP_I2C
  97         help
  98           This option enables support for LEDs connected to LM3642.
  99           The LM3642 is a 4MHz fixed-frequency synchronous boost
 100           converter plus 1.5A constant current driver for a high-current
 101           white LED.
 102
 103
 104 config LEDS_LOCOMO
 105         tristate "LED Support for Locomo device"
 106         depends on LEDS_CLASS
 107         depends on SHARP_LOCOMO
 108         help
 109           This option enables support for the LEDs on Sharp Locomo.
 110           Zaurus models SL-5500 and SL-5600.
 111
 112 config LEDS_MIKROTIK_RB532
 113         tristate "LED Support for Mikrotik Routerboard 532"
 114         depends on LEDS_CLASS
 115         depends on MIKROTIK_RB532
 116         help
 117           This option enables support for the so called "User LED" of
 118           Mikrotik's Routerboard 532.
 119
 120 config LEDS_S3C24XX
 121         tristate "LED Support for Samsung S3C24XX GPIO LEDs"
 122         depends on LEDS_CLASS
 123         depends on ARCH_S3C24XX
 124         help
 125           This option enables support for LEDs connected to GPIO lines
 126           on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
 127
 128 config LEDS_NET48XX
 129         tristate "LED Support for Soekris net48xx series Error LED"
 130         depends on LEDS_CLASS
 131         depends on SCx200_GPIO
 132         help
 133           This option enables support for the Soekris net4801 and net4826 error
 134           LED.
 135
 136 config LEDS_FSG
 137         tristate "LED Support for the Freecom FSG-3"
 138         depends on LEDS_CLASS
 139         depends on MACH_FSG
 140         help
 141           This option enables support for the LEDs on the Freecom FSG-3.
 142
 143 config LEDS_WRAP
 144         tristate "LED Support for the WRAP series LEDs"
 145         depends on LEDS_CLASS
 146         depends on SCx200_GPIO
 147         help
 148           This option enables support for the PCEngines WRAP programmable LEDs.
 149
 150 config LEDS_COBALT_QUBE
 151         tristate "LED Support for the Cobalt Qube series front LED"
 152         depends on LEDS_CLASS
 153         depends on MIPS_COBALT
 154         help
 155           This option enables support for the front LED on Cobalt Qube series
 156
 157 config LEDS_COBALT_RAQ
 158         bool "LED Support for the Cobalt Raq series"
 159         depends on LEDS_CLASS=y && MIPS_COBALT
 160         select LEDS_TRIGGERS
 161         help
 162           This option enables support for the Cobalt Raq series LEDs.
 163
 164 config LEDS_SUNFIRE
 165         tristate "LED support for SunFire servers."
 166         depends on LEDS_CLASS
 167         depends on SPARC64
 168         select LEDS_TRIGGERS
 169         help
 170           This option enables support for the Left, Middle, and Right
 171           LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
 172
 173 config LEDS_IPAQ_MICRO
 174         tristate "LED Support for the Compaq iPAQ h3xxx"
 175         depends on LEDS_CLASS
 176         depends on MFD_IPAQ_MICRO
 177         help
 178           Choose this option if you want to use the notification LED on
 179           Compaq/HP iPAQ h3100 and h3600.
 180
 181 config LEDS_HP6XX
 182         tristate "LED Support for the HP Jornada 6xx"
 183         depends on LEDS_CLASS
 184         depends on SH_HP6XX
 185         help
 186           This option enables LED support for the handheld
 187           HP Jornada 620/660/680/690.
 188
 189 config LEDS_PCA9532
 190         tristate "LED driver for PCA9532 dimmer"
 191         depends on LEDS_CLASS
 192         depends on I2C && INPUT
 193         help
 194           This option enables support for NXP pca9532
 195           LED controller. It is generally only useful
 196           as a platform driver
 197
 198 config LEDS_PCA9532_GPIO
 199         bool "Enable GPIO support for PCA9532"
 200         depends on LEDS_PCA9532
 201         depends on GPIOLIB
 202         help
 203           Allow unused pins on PCA9532 to be used as gpio.
 204
 205           To use a pin as gpio pca9532_type in pca9532_platform data needs to
 206           set to PCA9532_TYPE_GPIO.
 207
 208 config LEDS_GPIO
 209         tristate "LED Support for GPIO connected LEDs"
 210         depends on LEDS_CLASS
 211         depends on GPIOLIB || COMPILE_TEST
 212         help
 213           This option enables support for the LEDs connected to GPIO
 214           outputs. To be useful the particular board must have LEDs
 215           and they must be connected to the GPIO lines.  The LEDs must be
 216           defined as platform devices and/or OpenFirmware platform devices.
 217           The code to use these bindings can be selected below.
 218
 219 config LEDS_LP3944
 220         tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
 221         depends on LEDS_CLASS
 222         depends on I2C
 223         help
 224           This option enables support for LEDs connected to the National
 225           Semiconductor LP3944 Lighting Management Unit (LMU) also known as
 226           Fun Light Chip.
 227
 228           To compile this driver as a module, choose M here: the
 229           module will be called leds-lp3944.
 230
 231 config LEDS_LP55XX_COMMON
 232         tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
 233         depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501
 234         select FW_LOADER
 235         select FW_LOADER_USER_HELPER
 236         help
 237           This option supports common operations for LP5521/5523/55231/5562/8501
 238           devices.
 239
 240 config LEDS_LP5521
 241         tristate "LED Support for N.S. LP5521 LED driver chip"
 242         depends on LEDS_CLASS && I2C
 243         select LEDS_LP55XX_COMMON
 244         help
 245           If you say yes here you get support for the National Semiconductor
 246           LP5521 LED driver. It is 3 channel chip with programmable engines.
 247           Driver provides direct control via LED class and interface for
 248           programming the engines.
 249
 250 config LEDS_LP5523
 251         tristate "LED Support for TI/National LP5523/55231 LED driver chip"
 252         depends on LEDS_CLASS && I2C
 253         select LEDS_LP55XX_COMMON
 254         help
 255           If you say yes here you get support for TI/National Semiconductor
 256           LP5523/55231 LED driver.
 257           It is 9 channel chip with programmable engines.
 258           Driver provides direct control via LED class and interface for
 259           programming the engines.
 260
 261 config LEDS_LP5562
 262         tristate "LED Support for TI LP5562 LED driver chip"
 263         depends on LEDS_CLASS && I2C
 264         select LEDS_LP55XX_COMMON
 265         help
 266           If you say yes here you get support for TI LP5562 LED driver.
 267           It is 4 channels chip with programmable engines.
 268           Driver provides direct control via LED class and interface for
 269           programming the engines.
 270
 271 config LEDS_LP8501
 272         tristate "LED Support for TI LP8501 LED driver chip"
 273         depends on LEDS_CLASS && I2C
 274         select LEDS_LP55XX_COMMON
 275         help
 276           If you say yes here you get support for TI LP8501 LED driver.
 277           It is 9 channel chip with programmable engines.
 278           Driver provides direct control via LED class and interface for
 279           programming the engines.
 280           It is similar as LP5523, but output power selection is available.
 281           And register layout and engine program schemes are different.
 282
 283 config LEDS_LP8788
 284         tristate "LED support for the TI LP8788 PMIC"
 285         depends on LEDS_CLASS
 286         depends on MFD_LP8788
 287         help
 288           This option enables support for the Keyboard LEDs on the LP8788 PMIC.
 289
 290 config LEDS_LP8860
 291         tristate "LED support for the TI LP8860 4 channel LED driver"
 292         depends on LEDS_CLASS && I2C
 293         select REGMAP_I2C
 294         help
 295           If you say yes here you get support for the TI LP8860 4 channel
 296           LED driver.
 297           This option enables support for the display cluster LEDs
 298           on the LP8860 4 channel LED driver using the I2C communication
 299           bus.
 300
 301 config LEDS_CLEVO_MAIL
 302         tristate "Mail LED on Clevo notebook"
 303         depends on LEDS_CLASS
 304         depends on X86 && SERIO_I8042 && DMI
 305         help
 306           This driver makes the mail LED accessible from userspace
 307           programs through the leds subsystem. This LED have three
 308           known mode: off, blink at 0.5Hz and blink at 1Hz.
 309
 310           The driver supports two kinds of interface: using ledtrig-timer
 311           or through /sys/class/leds/clevo::mail/brightness. As this LED
 312           cannot change it's brightness it blinks instead. The brightness
 313           value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
 314           blink at 1Hz.
 315
 316           This module can drive the mail LED for the following notebooks:
 317
 318                 Clevo D400P
 319                 Clevo D410J
 320                 Clevo D410V
 321                 Clevo D400V/D470V (not tested, but might work)
 322                 Clevo M540N
 323                 Clevo M5x0N (not tested, but might work)
 324                 Positivo Mobile (Clevo M5x0V)
 325
 326           If your model is not listed here you can try the "nodetect"
 327           module parameter.
 328
 329           To compile this driver as a module, choose M here: the
 330           module will be called leds-clevo-mail.
 331
 332 config LEDS_PCA955X
 333         tristate "LED Support for PCA955x I2C chips"
 334         depends on LEDS_CLASS
 335         depends on I2C
 336         help
 337           This option enables support for LEDs connected to PCA955x
 338           LED driver chips accessed via the I2C bus.  Supported
 339           devices include PCA9550, PCA9551, PCA9552, and PCA9553.
 340
 341 config LEDS_PCA963X
 342         tristate "LED support for PCA963x I2C chip"
 343         depends on LEDS_CLASS
 344         depends on I2C
 345         help
 346           This option enables support for LEDs connected to the PCA963x
 347           LED driver chip accessed via the I2C bus. Supported
 348           devices include PCA9633 and PCA9634
 349
 350 config LEDS_WM831X_STATUS
 351         tristate "LED support for status LEDs on WM831x PMICs"
 352         depends on LEDS_CLASS
 353         depends on MFD_WM831X
 354         help
 355           This option enables support for the status LEDs of the WM831x
 356           series of PMICs.
 357
 358 config LEDS_WM8350
 359         tristate "LED Support for WM8350 AudioPlus PMIC"
 360         depends on LEDS_CLASS
 361         depends on MFD_WM8350
 362         help
 363           This option enables support for LEDs driven by the Wolfson
 364           Microelectronics WM8350 AudioPlus PMIC.
 365
 366 config LEDS_DA903X
 367         tristate "LED Support for DA9030/DA9034 PMIC"
 368         depends on LEDS_CLASS
 369         depends on PMIC_DA903X
 370         help
 371           This option enables support for on-chip LED drivers found
 372           on Dialog Semiconductor DA9030/DA9034 PMICs.
 373
 374 config LEDS_DA9052
 375         tristate "Dialog DA9052/DA9053 LEDS"
 376         depends on LEDS_CLASS
 377         depends on PMIC_DA9052
 378         help
 379           This option enables support for on-chip LED drivers found
 380           on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
 381
 382 config LEDS_DAC124S085
 383         tristate "LED Support for DAC124S085 SPI DAC"
 384         depends on LEDS_CLASS
 385         depends on SPI
 386         help
 387           This option enables support for DAC124S085 SPI DAC from NatSemi,
 388           which can be used to control up to four LEDs.
 389
 390 config LEDS_PWM
 391         tristate "PWM driven LED Support"
 392         depends on LEDS_CLASS
 393         depends on PWM
 394         help
 395           This option enables support for pwm driven LEDs
 396
 397 config LEDS_REGULATOR
 398         tristate "REGULATOR driven LED support"
 399         depends on LEDS_CLASS
 400         depends on REGULATOR
 401         help
 402           This option enables support for regulator driven LEDs.
 403
 404 config LEDS_BD2802
 405         tristate "LED driver for BD2802 RGB LED"
 406         depends on LEDS_CLASS
 407         depends on I2C
 408         help
 409           This option enables support for BD2802GU RGB LED driver chips
 410           accessed via the I2C bus.
 411
 412 config LEDS_INTEL_SS4200
 413         tristate "LED driver for Intel NAS SS4200 series"
 414         depends on LEDS_CLASS
 415         depends on PCI && DMI
 416         help
 417           This option enables support for the Intel SS4200 series of
 418           Network Attached Storage servers.  You may control the hard
 419           drive or power LEDs on the front panel.  Using this driver
 420           can stop the front LED from blinking after startup.
 421
 422 config LEDS_LT3593
 423         tristate "LED driver for LT3593 controllers"
 424         depends on LEDS_CLASS
 425         depends on GPIOLIB || COMPILE_TEST
 426         help
 427           This option enables support for LEDs driven by a Linear Technology
 428           LT3593 controller. This controller uses a special one-wire pulse
 429           coding protocol to set the brightness.
 430
 431 config LEDS_ADP5520
 432         tristate "LED Support for ADP5520/ADP5501 PMIC"
 433         depends on LEDS_CLASS
 434         depends on PMIC_ADP5520
 435         help
 436           This option enables support for on-chip LED drivers found
 437           on Analog Devices ADP5520/ADP5501 PMICs.
 438
 439           To compile this driver as a module, choose M here: the module will
 440           be called leds-adp5520.
 441
 442 config LEDS_DELL_NETBOOKS
 443         tristate "External LED on Dell Business Netbooks"
 444         depends on LEDS_CLASS
 445         depends on X86 && ACPI_WMI
 446         depends on DELL_SMBIOS
 447         help
 448           This adds support for the Latitude 2100 and similar
 449           notebooks that have an external LED.
 450
 451 config LEDS_MC13783
 452         tristate "LED Support for MC13XXX PMIC"
 453         depends on LEDS_CLASS
 454         depends on MFD_MC13XXX
 455         help
 456           This option enable support for on-chip LED drivers found
 457           on Freescale Semiconductor MC13783/MC13892/MC34708 PMIC.
 458
 459 config LEDS_NS2
 460         tristate "LED support for Network Space v2 GPIO LEDs"
 461         depends on LEDS_CLASS
 462         depends on MACH_KIRKWOOD || MACH_ARMADA_370
 463         default y
 464         help
 465           This option enables support for the dual-GPIO LEDs found on the
 466           following LaCie/Seagate boards:
 467
 468                 Network Space v2 (and parents: Max, Mini)
 469                 Internet Space v2
 470                 d2 Network v2
 471                 n090401 (Seagate NAS 4-Bay)
 472
 473 config LEDS_NETXBIG
 474         tristate "LED support for Big Network series LEDs"
 475         depends on LEDS_CLASS
 476         depends on MACH_KIRKWOOD
 477         default y
 478         help
 479           This option enable support for LEDs found on the LaCie 2Big
 480           and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
 481           controlled through a GPIO extension bus.
 482
 483 config LEDS_ASIC3
 484         bool "LED support for the HTC ASIC3"
 485         depends on LEDS_CLASS=y
 486         depends on MFD_ASIC3
 487         default y
 488         help
 489           This option enables support for the LEDs on the HTC ASIC3. The HTC
 490           ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
 491           cannot be used. This driver supports hardware blinking with an on+off
 492           period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
 493
 494 config LEDS_TCA6507
 495         tristate "LED Support for TCA6507 I2C chip"
 496         depends on LEDS_CLASS && I2C
 497         help
 498           This option enables support for LEDs connected to TC6507
 499           LED driver chips accessed via the I2C bus.
 500           Driver support brightness control and hardware-assisted blinking.
 501
 502 config LEDS_TLC591XX
 503         tristate "LED driver for TLC59108 and TLC59116 controllers"
 504         depends on LEDS_CLASS && I2C
 505         select REGMAP_I2C
 506         help
 507           This option enables support for Texas Instruments TLC59108
 508           and TLC59116 LED controllers.
 509
 510 config LEDS_MAX77693
 511         tristate "LED support for MAX77693 Flash"
 512         depends on LEDS_CLASS_FLASH
 513         depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS
 514         depends on MFD_MAX77693
 515         depends on OF
 516         help
 517           This option enables support for the flash part of the MAX77693
 518           multifunction device. It has build in control for two leds in flash
 519           and torch mode.
 520
 521 config LEDS_MAX8997
 522         tristate "LED support for MAX8997 PMIC"
 523         depends on LEDS_CLASS && MFD_MAX8997
 524         help
 525           This option enables support for on-chip LED drivers on
 526           MAXIM MAX8997 PMIC.
 527
 528 config LEDS_LM355x
 529         tristate "LED support for LM355x Chips, LM3554 and LM3556"
 530         depends on LEDS_CLASS && I2C
 531         select REGMAP_I2C
 532         help
 533           This option enables support for LEDs connected to LM355x.
 534           LM355x includes Torch, Flash and Indicator functions.
 535
 536 config LEDS_OT200
 537         tristate "LED support for the Bachmann OT200"
 538         depends on LEDS_CLASS && HAS_IOMEM && (X86_32 || COMPILE_TEST)
 539         help
 540           This option enables support for the LEDs on the Bachmann OT200.
 541           Say Y to enable LEDs on the Bachmann OT200.
 542
 543 config LEDS_MENF21BMC
 544         tristate "LED support for the MEN 14F021P00 BMC"
 545         depends on LEDS_CLASS && MFD_MENF21BMC
 546         help
 547           Say Y here to include support for the MEN 14F021P00 BMC LEDs.
 548
 549           This driver can also be built as a module. If so the module
 550           will be called leds-menf21bmc.
 551
 552 config LEDS_KTD2692
 553         tristate "LED support for KTD2692 flash LED controller"
 554         depends on LEDS_CLASS_FLASH && OF
 555         depends on GPIOLIB || COMPILE_TEST
 556         help
 557           This option enables support for KTD2692 LED flash connected
 558           through ExpressWire interface.
 559
 560           Say Y to enable this driver.
 561
 562 config LEDS_SEAD3
 563         tristate "LED support for the MIPS SEAD 3 board"
 564         depends on LEDS_CLASS && MIPS_SEAD3
 565         help
 566           Say Y here to include support for the FLED and PLED LEDs on SEAD3 eval
 567           boards.
 568
 569           This driver can also be built as a module. If so the module
 570           will be called leds-sead3.
 571
 572 config LEDS_IS31FL32XX
 573         tristate "LED support for ISSI IS31FL32XX I2C LED controller family"
 574         depends on LEDS_CLASS && I2C && OF
 575         help
 576           Say Y here to include support for ISSI IS31FL32XX and Si-En SN32xx
 577           LED controllers. They are I2C devices with multiple constant-current
 578           channels, each with independent 256-level PWM control.
 579
 580 comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)"
 581
 582 config LEDS_BLINKM
 583         tristate "LED support for the BlinkM I2C RGB LED"
 584         depends on LEDS_CLASS
 585         depends on I2C
 586         help
 587           This option enables support for the BlinkM RGB LED connected
 588           through I2C. Say Y to enable support for the BlinkM LED.
 589
 590 config LEDS_POWERNV
 591         tristate "LED support for PowerNV Platform"
 592         depends on LEDS_CLASS
 593         depends on PPC_POWERNV
 594         depends on OF
 595         help
 596           This option enables support for the system LEDs present on
 597           PowerNV platforms. Say 'y' to enable this support in kernel.
 598           To compile this driver as a module, choose 'm' here: the module
 599           will be called leds-powernv.
 600
 601 config LEDS_SYSCON
 602         bool "LED support for LEDs on system controllers"
 603         depends on LEDS_CLASS=y
 604         depends on MFD_SYSCON
 605         depends on OF
 606         help
 607           This option enabled support for the LEDs on syscon type
 608           devices. This will only work with device tree enabled
 609           devices.
 610
 611 config LEDS_VERSATILE
 612         tristate "LED support for the ARM Versatile and RealView"
 613         depends on ARCH_REALVIEW || ARCH_VERSATILE
 614         depends on LEDS_CLASS
 615         help
 616           This option enabled support for the LEDs on the ARM Versatile
 617           and RealView boards. Say Y to enabled these.
 618
 619 comment "LED Triggers"
 620 source "drivers/leds/trigger/Kconfig"
 621
 622 endif # NEW_LEDS