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         help
  51          This option enables support for the LEDs on the AAT1290.
  52
  53 config LEDS_BCM6328
  54         tristate "LED Support for Broadcom BCM6328"
  55         depends on LEDS_CLASS
  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_LM3530
  62         tristate "LCD Backlight driver for LM3530"
  63         depends on LEDS_CLASS
  64         depends on I2C
  65         help
  66           This option enables support for the LCD backlight using
  67           LM3530 ambient light sensor chip. This ALS chip can be
  68           controlled manually or using PWM input or using ambient
  69           light automatically.
  70
  71 config LEDS_LM3533
  72         tristate "LED support for LM3533"
  73         depends on LEDS_CLASS
  74         depends on MFD_LM3533
  75         help
  76           This option enables support for the LEDs on National Semiconductor /
  77           TI LM3533 Lighting Power chips.
  78
  79           The LEDs can be controlled directly, through PWM input, or by the
  80           ambient-light-sensor interface. The chip supports
  81           hardware-accelerated blinking with maximum on and off periods of 9.8
  82           and 77 seconds respectively.
  83
  84 config LEDS_LM3642
  85         tristate "LED support for LM3642 Chip"
  86         depends on LEDS_CLASS && I2C
  87         select REGMAP_I2C
  88         help
  89           This option enables support for LEDs connected to LM3642.
  90           The LM3642 is a 4MHz fixed-frequency synchronous boost
  91           converter plus 1.5A constant current driver for a high-current
  92           white LED.
  93
  94
  95 config LEDS_LOCOMO
  96         tristate "LED Support for Locomo device"
  97         depends on LEDS_CLASS
  98         depends on SHARP_LOCOMO
  99         help
 100           This option enables support for the LEDs on Sharp Locomo.
 101           Zaurus models SL-5500 and SL-5600.
 102
 103 config LEDS_MIKROTIK_RB532
 104         tristate "LED Support for Mikrotik Routerboard 532"
 105         depends on LEDS_CLASS
 106         depends on MIKROTIK_RB532
 107         help
 108           This option enables support for the so called "User LED" of
 109           Mikrotik's Routerboard 532.
 110
 111 config LEDS_S3C24XX
 112         tristate "LED Support for Samsung S3C24XX GPIO LEDs"
 113         depends on LEDS_CLASS
 114         depends on ARCH_S3C24XX
 115         help
 116           This option enables support for LEDs connected to GPIO lines
 117           on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
 118
 119 config LEDS_NET48XX
 120         tristate "LED Support for Soekris net48xx series Error LED"
 121         depends on LEDS_CLASS
 122         depends on SCx200_GPIO
 123         help
 124           This option enables support for the Soekris net4801 and net4826 error
 125           LED.
 126
 127 config LEDS_FSG
 128         tristate "LED Support for the Freecom FSG-3"
 129         depends on LEDS_CLASS
 130         depends on MACH_FSG
 131         help
 132           This option enables support for the LEDs on the Freecom FSG-3.
 133
 134 config LEDS_WRAP
 135         tristate "LED Support for the WRAP series LEDs"
 136         depends on LEDS_CLASS
 137         depends on SCx200_GPIO
 138         help
 139           This option enables support for the PCEngines WRAP programmable LEDs.
 140
 141 config LEDS_COBALT_QUBE
 142         tristate "LED Support for the Cobalt Qube series front LED"
 143         depends on LEDS_CLASS
 144         depends on MIPS_COBALT
 145         help
 146           This option enables support for the front LED on Cobalt Qube series
 147
 148 config LEDS_COBALT_RAQ
 149         bool "LED Support for the Cobalt Raq series"
 150         depends on LEDS_CLASS=y && MIPS_COBALT
 151         select LEDS_TRIGGERS
 152         help
 153           This option enables support for the Cobalt Raq series LEDs.
 154
 155 config LEDS_SUNFIRE
 156         tristate "LED support for SunFire servers."
 157         depends on LEDS_CLASS
 158         depends on SPARC64
 159         select LEDS_TRIGGERS
 160         help
 161           This option enables support for the Left, Middle, and Right
 162           LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
 163
 164 config LEDS_IPAQ_MICRO
 165         tristate "LED Support for the Compaq iPAQ h3xxx"
 166         depends on MFD_IPAQ_MICRO
 167         help
 168           Choose this option if you want to use the notification LED on
 169           Compaq/HP iPAQ h3100 and h3600.
 170
 171 config LEDS_HP6XX
 172         tristate "LED Support for the HP Jornada 6xx"
 173         depends on LEDS_CLASS
 174         depends on SH_HP6XX
 175         help
 176           This option enables LED support for the handheld
 177           HP Jornada 620/660/680/690.
 178
 179 config LEDS_PCA9532
 180         tristate "LED driver for PCA9532 dimmer"
 181         depends on LEDS_CLASS
 182         depends on I2C && INPUT
 183         help
 184           This option enables support for NXP pca9532
 185           LED controller. It is generally only useful
 186           as a platform driver
 187
 188 config LEDS_PCA9532_GPIO
 189         bool "Enable GPIO support for PCA9532"
 190         depends on LEDS_PCA9532
 191         depends on GPIOLIB
 192         help
 193           Allow unused pins on PCA9532 to be used as gpio.
 194
 195           To use a pin as gpio pca9532_type in pca9532_platform data needs to
 196           set to PCA9532_TYPE_GPIO.
 197
 198 config LEDS_GPIO
 199         tristate "LED Support for GPIO connected LEDs"
 200         depends on LEDS_CLASS
 201         depends on GPIOLIB || COMPILE_TEST
 202         help
 203           This option enables support for the LEDs connected to GPIO
 204           outputs. To be useful the particular board must have LEDs
 205           and they must be connected to the GPIO lines.  The LEDs must be
 206           defined as platform devices and/or OpenFirmware platform devices.
 207           The code to use these bindings can be selected below.
 208
 209 config LEDS_LP3944
 210         tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
 211         depends on LEDS_CLASS
 212         depends on I2C
 213         help
 214           This option enables support for LEDs connected to the National
 215           Semiconductor LP3944 Lighting Management Unit (LMU) also known as
 216           Fun Light Chip.
 217
 218           To compile this driver as a module, choose M here: the
 219           module will be called leds-lp3944.
 220
 221 config LEDS_LP55XX_COMMON
 222         tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
 223         depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501
 224         select FW_LOADER
 225         help
 226           This option supports common operations for LP5521/5523/55231/5562/8501
 227           devices.
 228
 229 config LEDS_LP5521
 230         tristate "LED Support for N.S. LP5521 LED driver chip"
 231         depends on LEDS_CLASS && I2C
 232         select LEDS_LP55XX_COMMON
 233         help
 234           If you say yes here you get support for the National Semiconductor
 235           LP5521 LED driver. It is 3 channel chip with programmable engines.
 236           Driver provides direct control via LED class and interface for
 237           programming the engines.
 238
 239 config LEDS_LP5523
 240         tristate "LED Support for TI/National LP5523/55231 LED driver chip"
 241         depends on LEDS_CLASS && I2C
 242         select LEDS_LP55XX_COMMON
 243         help
 244           If you say yes here you get support for TI/National Semiconductor
 245           LP5523/55231 LED driver.
 246           It is 9 channel chip with programmable engines.
 247           Driver provides direct control via LED class and interface for
 248           programming the engines.
 249
 250 config LEDS_LP5562
 251         tristate "LED Support for TI LP5562 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 LP5562 LED driver.
 256           It is 4 channels chip with programmable engines.
 257           Driver provides direct control via LED class and interface for
 258           programming the engines.
 259
 260 config LEDS_LP8501
 261         tristate "LED Support for TI LP8501 LED driver chip"
 262         depends on LEDS_CLASS && I2C
 263         select LEDS_LP55XX_COMMON
 264         help
 265           If you say yes here you get support for TI LP8501 LED driver.
 266           It is 9 channel chip with programmable engines.
 267           Driver provides direct control via LED class and interface for
 268           programming the engines.
 269           It is similar as LP5523, but output power selection is available.
 270           And register layout and engine program schemes are different.
 271
 272 config LEDS_LP8788
 273         tristate "LED support for the TI LP8788 PMIC"
 274         depends on LEDS_CLASS
 275         depends on MFD_LP8788
 276         help
 277           This option enables support for the Keyboard LEDs on the LP8788 PMIC.
 278
 279 config LEDS_LP8860
 280         tristate "LED support for the TI LP8860 4 channel LED driver"
 281         depends on LEDS_CLASS && I2C
 282         select REGMAP_I2C
 283         help
 284           If you say yes here you get support for the TI LP8860 4 channel
 285           LED driver.
 286           This option enables support for the display cluster LEDs
 287           on the LP8860 4 channel LED driver using the I2C communication
 288           bus.
 289
 290 config LEDS_CLEVO_MAIL
 291         tristate "Mail LED on Clevo notebook"
 292         depends on LEDS_CLASS
 293         depends on X86 && SERIO_I8042 && DMI
 294         help
 295           This driver makes the mail LED accessible from userspace
 296           programs through the leds subsystem. This LED have three
 297           known mode: off, blink at 0.5Hz and blink at 1Hz.
 298
 299           The driver supports two kinds of interface: using ledtrig-timer
 300           or through /sys/class/leds/clevo::mail/brightness. As this LED
 301           cannot change it's brightness it blinks instead. The brightness
 302           value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
 303           blink at 1Hz.
 304
 305           This module can drive the mail LED for the following notebooks:
 306
 307                 Clevo D400P
 308                 Clevo D410J
 309                 Clevo D410V
 310                 Clevo D400V/D470V (not tested, but might work)
 311                 Clevo M540N
 312                 Clevo M5x0N (not tested, but might work)
 313                 Positivo Mobile (Clevo M5x0V)
 314
 315           If your model is not listed here you can try the "nodetect"
 316           module parameter.
 317
 318           To compile this driver as a module, choose M here: the
 319           module will be called leds-clevo-mail.
 320
 321 config LEDS_PCA955X
 322         tristate "LED Support for PCA955x I2C chips"
 323         depends on LEDS_CLASS
 324         depends on I2C
 325         help
 326           This option enables support for LEDs connected to PCA955x
 327           LED driver chips accessed via the I2C bus.  Supported
 328           devices include PCA9550, PCA9551, PCA9552, and PCA9553.
 329
 330 config LEDS_PCA963X
 331         tristate "LED support for PCA963x I2C chip"
 332         depends on LEDS_CLASS
 333         depends on I2C
 334         help
 335           This option enables support for LEDs connected to the PCA963x
 336           LED driver chip accessed via the I2C bus. Supported
 337           devices include PCA9633 and PCA9634
 338
 339 config LEDS_WM831X_STATUS
 340         tristate "LED support for status LEDs on WM831x PMICs"
 341         depends on LEDS_CLASS
 342         depends on MFD_WM831X
 343         help
 344           This option enables support for the status LEDs of the WM831x
 345           series of PMICs.
 346
 347 config LEDS_WM8350
 348         tristate "LED Support for WM8350 AudioPlus PMIC"
 349         depends on LEDS_CLASS
 350         depends on MFD_WM8350
 351         help
 352           This option enables support for LEDs driven by the Wolfson
 353           Microelectronics WM8350 AudioPlus PMIC.
 354
 355 config LEDS_DA903X
 356         tristate "LED Support for DA9030/DA9034 PMIC"
 357         depends on LEDS_CLASS
 358         depends on PMIC_DA903X
 359         help
 360           This option enables support for on-chip LED drivers found
 361           on Dialog Semiconductor DA9030/DA9034 PMICs.
 362
 363 config LEDS_DA9052
 364         tristate "Dialog DA9052/DA9053 LEDS"
 365         depends on LEDS_CLASS
 366         depends on PMIC_DA9052
 367         help
 368           This option enables support for on-chip LED drivers found
 369           on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
 370
 371 config LEDS_DAC124S085
 372         tristate "LED Support for DAC124S085 SPI DAC"
 373         depends on LEDS_CLASS
 374         depends on SPI
 375         help
 376           This option enables support for DAC124S085 SPI DAC from NatSemi,
 377           which can be used to control up to four LEDs.
 378
 379 config LEDS_PWM
 380         tristate "PWM driven LED Support"
 381         depends on LEDS_CLASS
 382         depends on PWM
 383         help
 384           This option enables support for pwm driven LEDs
 385
 386 config LEDS_REGULATOR
 387         tristate "REGULATOR driven LED support"
 388         depends on LEDS_CLASS
 389         depends on REGULATOR
 390         help
 391           This option enables support for regulator driven LEDs.
 392
 393 config LEDS_BD2802
 394         tristate "LED driver for BD2802 RGB LED"
 395         depends on LEDS_CLASS
 396         depends on I2C
 397         help
 398           This option enables support for BD2802GU RGB LED driver chips
 399           accessed via the I2C bus.
 400
 401 config LEDS_INTEL_SS4200
 402         tristate "LED driver for Intel NAS SS4200 series"
 403         depends on LEDS_CLASS
 404         depends on PCI && DMI
 405         help
 406           This option enables support for the Intel SS4200 series of
 407           Network Attached Storage servers.  You may control the hard
 408           drive or power LEDs on the front panel.  Using this driver
 409           can stop the front LED from blinking after startup.
 410
 411 config LEDS_LT3593
 412         tristate "LED driver for LT3593 controllers"
 413         depends on LEDS_CLASS
 414         depends on GPIOLIB
 415         help
 416           This option enables support for LEDs driven by a Linear Technology
 417           LT3593 controller. This controller uses a special one-wire pulse
 418           coding protocol to set the brightness.
 419
 420 config LEDS_ADP5520
 421         tristate "LED Support for ADP5520/ADP5501 PMIC"
 422         depends on LEDS_CLASS
 423         depends on PMIC_ADP5520
 424         help
 425           This option enables support for on-chip LED drivers found
 426           on Analog Devices ADP5520/ADP5501 PMICs.
 427
 428           To compile this driver as a module, choose M here: the module will
 429           be called leds-adp5520.
 430
 431 config LEDS_DELL_NETBOOKS
 432         tristate "External LED on Dell Business Netbooks"
 433         depends on LEDS_CLASS
 434         depends on X86 && ACPI_WMI
 435         help
 436           This adds support for the Latitude 2100 and similar
 437           notebooks that have an external LED.
 438
 439 config LEDS_MC13783
 440         tristate "LED Support for MC13XXX PMIC"
 441         depends on LEDS_CLASS
 442         depends on MFD_MC13XXX
 443         help
 444           This option enable support for on-chip LED drivers found
 445           on Freescale Semiconductor MC13783/MC13892/MC34708 PMIC.
 446
 447 config LEDS_NS2
 448         tristate "LED support for Network Space v2 GPIO LEDs"
 449         depends on LEDS_CLASS
 450         depends on MACH_KIRKWOOD
 451         default y
 452         help
 453           This option enable support for the dual-GPIO LED found on the
 454           Network Space v2 board (and parents). This include Internet Space v2,
 455           Network Space (Max) v2 and d2 Network v2 boards.
 456
 457 config LEDS_NETXBIG
 458         tristate "LED support for Big Network series LEDs"
 459         depends on LEDS_CLASS
 460         depends on MACH_KIRKWOOD
 461         default y
 462         help
 463           This option enable support for LEDs found on the LaCie 2Big
 464           and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
 465           controlled through a GPIO extension bus.
 466
 467 config LEDS_ASIC3
 468         bool "LED support for the HTC ASIC3"
 469         depends on LEDS_CLASS=y
 470         depends on MFD_ASIC3
 471         default y
 472         help
 473           This option enables support for the LEDs on the HTC ASIC3. The HTC
 474           ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
 475           cannot be used. This driver supports hardware blinking with an on+off
 476           period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
 477
 478 config LEDS_TCA6507
 479         tristate "LED Support for TCA6507 I2C chip"
 480         depends on LEDS_CLASS && I2C
 481         help
 482           This option enables support for LEDs connected to TC6507
 483           LED driver chips accessed via the I2C bus.
 484           Driver support brightness control and hardware-assisted blinking.
 485
 486 config LEDS_TLC591XX
 487         tristate "LED driver for TLC59108 and TLC59116 controllers"
 488         depends on LEDS_CLASS && I2C
 489         select REGMAP_I2C
 490         help
 491           This option enables support for Texas Instruments TLC59108
 492           and TLC59116 LED controllers.
 493
 494 config LEDS_MAX77693
 495         tristate "LED support for MAX77693 Flash"
 496         depends on LEDS_CLASS_FLASH
 497         depends on MFD_MAX77693
 498         depends on OF
 499         help
 500           This option enables support for the flash part of the MAX77693
 501           multifunction device. It has build in control for two leds in flash
 502           and torch mode.
 503
 504 config LEDS_MAX8997
 505         tristate "LED support for MAX8997 PMIC"
 506         depends on LEDS_CLASS && MFD_MAX8997
 507         help
 508           This option enables support for on-chip LED drivers on
 509           MAXIM MAX8997 PMIC.
 510
 511 config LEDS_LM355x
 512         tristate "LED support for LM355x Chips, LM3554 and LM3556"
 513         depends on LEDS_CLASS && I2C
 514         select REGMAP_I2C
 515         help
 516           This option enables support for LEDs connected to LM355x.
 517           LM355x includes Torch, Flash and Indicator functions.
 518
 519 config LEDS_OT200
 520         tristate "LED support for the Bachmann OT200"
 521         depends on LEDS_CLASS && HAS_IOMEM && (X86_32 || COMPILE_TEST)
 522         help
 523           This option enables support for the LEDs on the Bachmann OT200.
 524           Say Y to enable LEDs on the Bachmann OT200.
 525
 526 config LEDS_MENF21BMC
 527         tristate "LED support for the MEN 14F021P00 BMC"
 528         depends on LEDS_CLASS && MFD_MENF21BMC
 529         help
 530           Say Y here to include support for the MEN 14F021P00 BMC LEDs.
 531
 532           This driver can also be built as a module. If so the module
 533           will be called leds-menf21bmc.
 534
 535 config LEDS_KTD2692
 536         tristate "LED support for KTD2692 flash LED controller"
 537         depends on LEDS_CLASS_FLASH && GPIOLIB && OF
 538         help
 539           This option enables support for KTD2692 LED flash connected
 540           through ExpressWire interface.
 541
 542           Say Y to enable this driver.
 543
 544 comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)"
 545
 546 config LEDS_BLINKM
 547         tristate "LED support for the BlinkM I2C RGB LED"
 548         depends on LEDS_CLASS
 549         depends on I2C
 550         help
 551           This option enables support for the BlinkM RGB LED connected
 552           through I2C. Say Y to enable support for the BlinkM LED.
 553
 554 config LEDS_SYSCON
 555         bool "LED support for LEDs on system controllers"
 556         depends on LEDS_CLASS=y
 557         depends on MFD_SYSCON
 558         depends on OF
 559         help
 560           This option enabled support for the LEDs on syscon type
 561           devices. This will only work with device tree enabled
 562           devices.
 563
 564 config LEDS_VERSATILE
 565         tristate "LED support for the ARM Versatile and RealView"
 566         depends on ARCH_REALVIEW || ARCH_VERSATILE
 567         depends on LEDS_CLASS
 568         help
 569           This option enabled support for the LEDs on the ARM Versatile
 570           and RealView boards. Say Y to enabled these.
 571
 572 config LEDS_PM8941_WLED
 573         tristate "LED support for the Qualcomm PM8941 WLED block"
 574         depends on LEDS_CLASS
 575         select REGMAP
 576         help
 577           This option enables support for the 'White' LED block
 578           on Qualcomm PM8941 PMICs.
 579
 580 comment "LED Triggers"
 581 source "drivers/leds/trigger/Kconfig"
 582
 583 endif # NEW_LEDS