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