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