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           This is not related to standard keyboard LEDs which are controlled
  15           via the input system.
  16
  17 if NEW_LEDS
  18
  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.
  24
  25 config LEDS_CLASS_FLASH
  26         tristate "LED Flash Class Support"
  27         depends on LEDS_CLASS
  28         help
  29           This option enables the flash led sysfs class in /sys/class/leds.
  30           It wrapps LED Class and adds flash LEDs specific sysfs attributes
  31           and kernel internal API to it. You'll need this to provide support
  32           for the flash related features of a LED device. It can be built
  33           as a module.
  34
  35 comment "LED drivers"
  36
  37 config LEDS_88PM860X
  38         tristate "LED Support for Marvell 88PM860x PMIC"
  39         depends on LEDS_CLASS
  40         depends on MFD_88PM860X
  41         help
  42           This option enables support for on-chip LED drivers found on Marvell
  43           Semiconductor 88PM8606 PMIC.
  44
  45 config LEDS_AAT1290
  46         tristate "LED support for the AAT1290"
  47         depends on LEDS_CLASS_FLASH
  48         depends on GPIOLIB
  49         depends on OF
  50         depends on PINCTRL
  51         help
  52          This option enables support for the LEDs on the AAT1290.
  53
  54 config LEDS_BCM6328
  55         tristate "LED Support for Broadcom BCM6328"
  56         depends on LEDS_CLASS
  57         depends on OF
  58         help
  59           This option enables support for LEDs connected to the BCM6328
  60           LED HW controller accessed via MMIO registers.
  61
  62 config LEDS_BCM6358
  63         tristate "LED Support for Broadcom BCM6358"
  64         depends on LEDS_CLASS
  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 MFD_IPAQ_MICRO
 176         help
 177           Choose this option if you want to use the notification LED on
 178           Compaq/HP iPAQ h3100 and h3600.
 179
 180 config LEDS_HP6XX
 181         tristate "LED Support for the HP Jornada 6xx"
 182         depends on LEDS_CLASS
 183         depends on SH_HP6XX
 184         help
 185           This option enables LED support for the handheld
 186           HP Jornada 620/660/680/690.
 187
 188 config LEDS_PCA9532
 189         tristate "LED driver for PCA9532 dimmer"
 190         depends on LEDS_CLASS
 191         depends on I2C && INPUT
 192         help
 193           This option enables support for NXP pca9532
 194           LED controller. It is generally only useful
 195           as a platform driver
 196
 197 config LEDS_PCA9532_GPIO
 198         bool "Enable GPIO support for PCA9532"
 199         depends on LEDS_PCA9532
 200         depends on GPIOLIB
 201         help
 202           Allow unused pins on PCA9532 to be used as gpio.
 203
 204           To use a pin as gpio pca9532_type in pca9532_platform data needs to
 205           set to PCA9532_TYPE_GPIO.
 206
 207 config LEDS_GPIO
 208         tristate "LED Support for GPIO connected LEDs"
 209         depends on LEDS_CLASS
 210         depends on GPIOLIB || COMPILE_TEST
 211         help
 212           This option enables support for the LEDs connected to GPIO
 213           outputs. To be useful the particular board must have LEDs
 214           and they must be connected to the GPIO lines.  The LEDs must be
 215           defined as platform devices and/or OpenFirmware platform devices.
 216           The code to use these bindings can be selected below.
 217
 218 config LEDS_LP3944
 219         tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
 220         depends on LEDS_CLASS
 221         depends on I2C
 222         help
 223           This option enables support for LEDs connected to the National
 224           Semiconductor LP3944 Lighting Management Unit (LMU) also known as
 225           Fun Light Chip.
 226
 227           To compile this driver as a module, choose M here: the
 228           module will be called leds-lp3944.
 229
 230 config LEDS_LP55XX_COMMON
 231         tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
 232         depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501
 233         select FW_LOADER
 234         help
 235           This option supports common operations for LP5521/5523/55231/5562/8501
 236           devices.
 237
 238 config LEDS_LP5521
 239         tristate "LED Support for N.S. LP5521 LED driver chip"
 240         depends on LEDS_CLASS && I2C
 241         select LEDS_LP55XX_COMMON
 242         help
 243           If you say yes here you get support for the National Semiconductor
 244           LP5521 LED driver. It is 3 channel chip with programmable engines.
 245           Driver provides direct control via LED class and interface for
 246           programming the engines.
 247
 248 config LEDS_LP5523
 249         tristate "LED Support for TI/National LP5523/55231 LED driver chip"
 250         depends on LEDS_CLASS && I2C
 251         select LEDS_LP55XX_COMMON
 252         help
 253           If you say yes here you get support for TI/National Semiconductor
 254           LP5523/55231 LED driver.
 255           It is 9 channel chip with programmable engines.
 256           Driver provides direct control via LED class and interface for
 257           programming the engines.
 258
 259 config LEDS_LP5562
 260         tristate "LED Support for TI LP5562 LED driver chip"
 261         depends on LEDS_CLASS && I2C
 262         select LEDS_LP55XX_COMMON
 263         help
 264           If you say yes here you get support for TI LP5562 LED driver.
 265           It is 4 channels chip with programmable engines.
 266           Driver provides direct control via LED class and interface for
 267           programming the engines.
 268
 269 config LEDS_LP8501
 270         tristate "LED Support for TI LP8501 LED driver chip"
 271         depends on LEDS_CLASS && I2C
 272         select LEDS_LP55XX_COMMON
 273         help
 274           If you say yes here you get support for TI LP8501 LED driver.
 275           It is 9 channel chip with programmable engines.
 276           Driver provides direct control via LED class and interface for
 277           programming the engines.
 278           It is similar as LP5523, but output power selection is available.
 279           And register layout and engine program schemes are different.
 280
 281 config LEDS_LP8788
 282         tristate "LED support for the TI LP8788 PMIC"
 283         depends on LEDS_CLASS
 284         depends on MFD_LP8788
 285         help
 286           This option enables support for the Keyboard LEDs on the LP8788 PMIC.
 287
 288 config LEDS_LP8860
 289         tristate "LED support for the TI LP8860 4 channel LED driver"
 290         depends on LEDS_CLASS && I2C
 291         select REGMAP_I2C
 292         help
 293           If you say yes here you get support for the TI LP8860 4 channel
 294           LED driver.
 295           This option enables support for the display cluster LEDs
 296           on the LP8860 4 channel LED driver using the I2C communication
 297           bus.
 298
 299 config LEDS_CLEVO_MAIL
 300         tristate "Mail LED on Clevo notebook"
 301         depends on LEDS_CLASS
 302         depends on X86 && SERIO_I8042 && DMI
 303         help
 304           This driver makes the mail LED accessible from userspace
 305           programs through the leds subsystem. This LED have three
 306           known mode: off, blink at 0.5Hz and blink at 1Hz.
 307
 308           The driver supports two kinds of interface: using ledtrig-timer
 309           or through /sys/class/leds/clevo::mail/brightness. As this LED
 310           cannot change it's brightness it blinks instead. The brightness
 311           value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
 312           blink at 1Hz.
 313
 314           This module can drive the mail LED for the following notebooks:
 315
 316                 Clevo D400P
 317                 Clevo D410J
 318                 Clevo D410V
 319                 Clevo D400V/D470V (not tested, but might work)
 320                 Clevo M540N
 321                 Clevo M5x0N (not tested, but might work)
 322                 Positivo Mobile (Clevo M5x0V)
 323
 324           If your model is not listed here you can try the "nodetect"
 325           module parameter.
 326
 327           To compile this driver as a module, choose M here: the
 328           module will be called leds-clevo-mail.
 329
 330 config LEDS_PCA955X
 331         tristate "LED Support for PCA955x I2C chips"
 332         depends on LEDS_CLASS
 333         depends on I2C
 334         help
 335           This option enables support for LEDs connected to PCA955x
 336           LED driver chips accessed via the I2C bus.  Supported
 337           devices include PCA9550, PCA9551, PCA9552, and PCA9553.
 338
 339 config LEDS_PCA963X
 340         tristate "LED support for PCA963x I2C chip"
 341         depends on LEDS_CLASS
 342         depends on I2C
 343         help
 344           This option enables support for LEDs connected to the PCA963x
 345           LED driver chip accessed via the I2C bus. Supported
 346           devices include PCA9633 and PCA9634
 347
 348 config LEDS_WM831X_STATUS
 349         tristate "LED support for status LEDs on WM831x PMICs"
 350         depends on LEDS_CLASS
 351         depends on MFD_WM831X
 352         help
 353           This option enables support for the status LEDs of the WM831x
 354           series of PMICs.
 355
 356 config LEDS_WM8350
 357         tristate "LED Support for WM8350 AudioPlus PMIC"
 358         depends on LEDS_CLASS
 359         depends on MFD_WM8350
 360         help
 361           This option enables support for LEDs driven by the Wolfson
 362           Microelectronics WM8350 AudioPlus PMIC.
 363
 364 config LEDS_DA903X
 365         tristate "LED Support for DA9030/DA9034 PMIC"
 366         depends on LEDS_CLASS
 367         depends on PMIC_DA903X
 368         help
 369           This option enables support for on-chip LED drivers found
 370           on Dialog Semiconductor DA9030/DA9034 PMICs.
 371
 372 config LEDS_DA9052
 373         tristate "Dialog DA9052/DA9053 LEDS"
 374         depends on LEDS_CLASS
 375         depends on PMIC_DA9052
 376         help
 377           This option enables support for on-chip LED drivers found
 378           on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
 379
 380 config LEDS_DAC124S085
 381         tristate "LED Support for DAC124S085 SPI DAC"
 382         depends on LEDS_CLASS
 383         depends on SPI
 384         help
 385           This option enables support for DAC124S085 SPI DAC from NatSemi,
 386           which can be used to control up to four LEDs.
 387
 388 config LEDS_PWM
 389         tristate "PWM driven LED Support"
 390         depends on LEDS_CLASS
 391         depends on PWM
 392         help
 393           This option enables support for pwm driven LEDs
 394
 395 config LEDS_REGULATOR
 396         tristate "REGULATOR driven LED support"
 397         depends on LEDS_CLASS
 398         depends on REGULATOR
 399         help
 400           This option enables support for regulator driven LEDs.
 401
 402 config LEDS_BD2802
 403         tristate "LED driver for BD2802 RGB LED"
 404         depends on LEDS_CLASS
 405         depends on I2C
 406         help
 407           This option enables support for BD2802GU RGB LED driver chips
 408           accessed via the I2C bus.
 409
 410 config LEDS_INTEL_SS4200
 411         tristate "LED driver for Intel NAS SS4200 series"
 412         depends on LEDS_CLASS
 413         depends on PCI && DMI
 414         help
 415           This option enables support for the Intel SS4200 series of
 416           Network Attached Storage servers.  You may control the hard
 417           drive or power LEDs on the front panel.  Using this driver
 418           can stop the front LED from blinking after startup.
 419
 420 config LEDS_LT3593
 421         tristate "LED driver for LT3593 controllers"
 422         depends on LEDS_CLASS
 423         depends on GPIOLIB
 424         help
 425           This option enables support for LEDs driven by a Linear Technology
 426           LT3593 controller. This controller uses a special one-wire pulse
 427           coding protocol to set the brightness.
 428
 429 config LEDS_ADP5520
 430         tristate "LED Support for ADP5520/ADP5501 PMIC"
 431         depends on LEDS_CLASS
 432         depends on PMIC_ADP5520
 433         help
 434           This option enables support for on-chip LED drivers found
 435           on Analog Devices ADP5520/ADP5501 PMICs.
 436
 437           To compile this driver as a module, choose M here: the module will
 438           be called leds-adp5520.
 439
 440 config LEDS_DELL_NETBOOKS
 441         tristate "External LED on Dell Business Netbooks"
 442         depends on LEDS_CLASS
 443         depends on X86 && ACPI_WMI
 444         help
 445           This adds support for the Latitude 2100 and similar
 446           notebooks that have an external LED.
 447
 448 config LEDS_MC13783
 449         tristate "LED Support for MC13XXX PMIC"
 450         depends on LEDS_CLASS
 451         depends on MFD_MC13XXX
 452         help
 453           This option enable support for on-chip LED drivers found
 454           on Freescale Semiconductor MC13783/MC13892/MC34708 PMIC.
 455
 456 config LEDS_NS2
 457         tristate "LED support for Network Space v2 GPIO LEDs"
 458         depends on LEDS_CLASS
 459         depends on MACH_KIRKWOOD
 460         default y
 461         help
 462           This option enable support for the dual-GPIO LED found on the
 463           Network Space v2 board (and parents). This include Internet Space v2,
 464           Network Space (Max) v2 and d2 Network v2 boards.
 465
 466 config LEDS_NETXBIG
 467         tristate "LED support for Big Network series LEDs"
 468         depends on LEDS_CLASS
 469         depends on MACH_KIRKWOOD
 470         default y
 471         help
 472           This option enable support for LEDs found on the LaCie 2Big
 473           and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
 474           controlled through a GPIO extension bus.
 475
 476 config LEDS_ASIC3
 477         bool "LED support for the HTC ASIC3"
 478         depends on LEDS_CLASS=y
 479         depends on MFD_ASIC3
 480         default y
 481         help
 482           This option enables support for the LEDs on the HTC ASIC3. The HTC
 483           ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
 484           cannot be used. This driver supports hardware blinking with an on+off
 485           period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
 486
 487 config LEDS_TCA6507
 488         tristate "LED Support for TCA6507 I2C chip"
 489         depends on LEDS_CLASS && I2C
 490         help
 491           This option enables support for LEDs connected to TC6507
 492           LED driver chips accessed via the I2C bus.
 493           Driver support brightness control and hardware-assisted blinking.
 494
 495 config LEDS_TLC591XX
 496         tristate "LED driver for TLC59108 and TLC59116 controllers"
 497         depends on LEDS_CLASS && I2C
 498         select REGMAP_I2C
 499         help
 500           This option enables support for Texas Instruments TLC59108
 501           and TLC59116 LED controllers.
 502
 503 config LEDS_MAX77693
 504         tristate "LED support for MAX77693 Flash"
 505         depends on LEDS_CLASS_FLASH
 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