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 comment "LED drivers"
  26
  27 config LEDS_88PM860X
  28         tristate "LED Support for Marvell 88PM860x PMIC"
  29         depends on LEDS_CLASS
  30         depends on MFD_88PM860X
  31         help
  32           This option enables support for on-chip LED drivers found on Marvell
  33           Semiconductor 88PM8606 PMIC.
  34
  35 config LEDS_LM3530
  36         tristate "LCD Backlight driver for LM3530"
  37         depends on LEDS_CLASS
  38         depends on I2C
  39         help
  40           This option enables support for the LCD backlight using
  41           LM3530 ambient light sensor chip. This ALS chip can be
  42           controlled manually or using PWM input or using ambient
  43           light automatically.
  44
  45 config LEDS_LM3533
  46         tristate "LED support for LM3533"
  47         depends on LEDS_CLASS
  48         depends on MFD_LM3533
  49         help
  50           This option enables support for the LEDs on National Semiconductor /
  51           TI LM3533 Lighting Power chips.
  52
  53           The LEDs can be controlled directly, through PWM input, or by the
  54           ambient-light-sensor interface. The chip supports
  55           hardware-accelerated blinking with maximum on and off periods of 9.8
  56           and 77 seconds respectively.
  57
  58 config LEDS_LM3642
  59         tristate "LED support for LM3642 Chip"
  60         depends on LEDS_CLASS && I2C
  61         select REGMAP_I2C
  62         help
  63           This option enables support for LEDs connected to LM3642.
  64           The LM3642 is a 4MHz fixed-frequency synchronous boost
  65           converter plus 1.5A constant current driver for a high-current
  66           white LED.
  67
  68
  69 config LEDS_LOCOMO
  70         tristate "LED Support for Locomo device"
  71         depends on LEDS_CLASS
  72         depends on SHARP_LOCOMO
  73         help
  74           This option enables support for the LEDs on Sharp Locomo.
  75           Zaurus models SL-5500 and SL-5600.
  76
  77 config LEDS_MIKROTIK_RB532
  78         tristate "LED Support for Mikrotik Routerboard 532"
  79         depends on LEDS_CLASS
  80         depends on MIKROTIK_RB532
  81         help
  82           This option enables support for the so called "User LED" of
  83           Mikrotik's Routerboard 532.
  84
  85 config LEDS_S3C24XX
  86         tristate "LED Support for Samsung S3C24XX GPIO LEDs"
  87         depends on LEDS_CLASS
  88         depends on ARCH_S3C24XX
  89         help
  90           This option enables support for LEDs connected to GPIO lines
  91           on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
  92
  93 config LEDS_NET48XX
  94         tristate "LED Support for Soekris net48xx series Error LED"
  95         depends on LEDS_CLASS
  96         depends on SCx200_GPIO
  97         help
  98           This option enables support for the Soekris net4801 and net4826 error
  99           LED.
 100
 101 config LEDS_FSG
 102         tristate "LED Support for the Freecom FSG-3"
 103         depends on LEDS_CLASS
 104         depends on MACH_FSG
 105         help
 106           This option enables support for the LEDs on the Freecom FSG-3.
 107
 108 config LEDS_WRAP
 109         tristate "LED Support for the WRAP series LEDs"
 110         depends on LEDS_CLASS
 111         depends on SCx200_GPIO
 112         help
 113           This option enables support for the PCEngines WRAP programmable LEDs.
 114
 115 config LEDS_COBALT_QUBE
 116         tristate "LED Support for the Cobalt Qube series front LED"
 117         depends on LEDS_CLASS
 118         depends on MIPS_COBALT
 119         help
 120           This option enables support for the front LED on Cobalt Qube series
 121
 122 config LEDS_COBALT_RAQ
 123         bool "LED Support for the Cobalt Raq series"
 124         depends on LEDS_CLASS=y && MIPS_COBALT
 125         select LEDS_TRIGGERS
 126         help
 127           This option enables support for the Cobalt Raq series LEDs.
 128
 129 config LEDS_SUNFIRE
 130         tristate "LED support for SunFire servers."
 131         depends on LEDS_CLASS
 132         depends on SPARC64
 133         select LEDS_TRIGGERS
 134         help
 135           This option enables support for the Left, Middle, and Right
 136           LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
 137
 138 config LEDS_IPAQ_MICRO
 139         tristate "LED Support for the Compaq iPAQ h3xxx"
 140         depends on MFD_IPAQ_MICRO
 141         help
 142           Choose this option if you want to use the notification LED on
 143           Compaq/HP iPAQ h3100 and h3600.
 144
 145 config LEDS_HP6XX
 146         tristate "LED Support for the HP Jornada 6xx"
 147         depends on LEDS_CLASS
 148         depends on SH_HP6XX
 149         help
 150           This option enables LED support for the handheld
 151           HP Jornada 620/660/680/690.
 152
 153 config LEDS_PCA9532
 154         tristate "LED driver for PCA9532 dimmer"
 155         depends on LEDS_CLASS
 156         depends on I2C && INPUT
 157         help
 158           This option enables support for NXP pca9532
 159           LED controller. It is generally only useful
 160           as a platform driver
 161
 162 config LEDS_PCA9532_GPIO
 163         bool "Enable GPIO support for PCA9532"
 164         depends on LEDS_PCA9532
 165         depends on GPIOLIB
 166         help
 167           Allow unused pins on PCA9532 to be used as gpio.
 168
 169           To use a pin as gpio pca9532_type in pca9532_platform data needs to
 170           set to PCA9532_TYPE_GPIO.
 171
 172 config LEDS_GPIO
 173         tristate "LED Support for GPIO connected LEDs"
 174         depends on LEDS_CLASS
 175         depends on GPIOLIB
 176         help
 177           This option enables support for the LEDs connected to GPIO
 178           outputs. To be useful the particular board must have LEDs
 179           and they must be connected to the GPIO lines.  The LEDs must be
 180           defined as platform devices and/or OpenFirmware platform devices.
 181           The code to use these bindings can be selected below.
 182
 183 config LEDS_LP3944
 184         tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
 185         depends on LEDS_CLASS
 186         depends on I2C
 187         help
 188           This option enables support for LEDs connected to the National
 189           Semiconductor LP3944 Lighting Management Unit (LMU) also known as
 190           Fun Light Chip.
 191
 192           To compile this driver as a module, choose M here: the
 193           module will be called leds-lp3944.
 194
 195 config LEDS_LP55XX_COMMON
 196         tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
 197         depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501
 198         select FW_LOADER
 199         help
 200           This option supports common operations for LP5521/5523/55231/5562/8501
 201           devices.
 202
 203 config LEDS_LP5521
 204         tristate "LED Support for N.S. LP5521 LED driver chip"
 205         depends on LEDS_CLASS && I2C
 206         select LEDS_LP55XX_COMMON
 207         help
 208           If you say yes here you get support for the National Semiconductor
 209           LP5521 LED driver. It is 3 channel chip with programmable engines.
 210           Driver provides direct control via LED class and interface for
 211           programming the engines.
 212
 213 config LEDS_LP5523
 214         tristate "LED Support for TI/National LP5523/55231 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 TI/National Semiconductor
 219           LP5523/55231 LED driver.
 220           It is 9 channel chip with programmable engines.
 221           Driver provides direct control via LED class and interface for
 222           programming the engines.
 223
 224 config LEDS_LP5562
 225         tristate "LED Support for TI LP5562 LED driver chip"
 226         depends on LEDS_CLASS && I2C
 227         select LEDS_LP55XX_COMMON
 228         help
 229           If you say yes here you get support for TI LP5562 LED driver.
 230           It is 4 channels chip with programmable engines.
 231           Driver provides direct control via LED class and interface for
 232           programming the engines.
 233
 234 config LEDS_LP8501
 235         tristate "LED Support for TI LP8501 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 LP8501 LED driver.
 240           It is 9 channel chip with programmable engines.
 241           Driver provides direct control via LED class and interface for
 242           programming the engines.
 243           It is similar as LP5523, but output power selection is available.
 244           And register layout and engine program schemes are different.
 245
 246 config LEDS_LP8788
 247         tristate "LED support for the TI LP8788 PMIC"
 248         depends on LEDS_CLASS
 249         depends on MFD_LP8788
 250         help
 251           This option enables support for the Keyboard LEDs on the LP8788 PMIC.
 252
 253 config LEDS_LP8860
 254         tristate "LED support for the TI LP8860 4 channel LED driver"
 255         depends on LEDS_CLASS && I2C
 256         select REGMAP_I2C
 257         help
 258           If you say yes here you get support for the TI LP8860 4 channel
 259           LED driver.
 260           This option enables support for the display cluster LEDs
 261           on the LP8860 4 channel LED driver using the I2C communication
 262           bus.
 263
 264 config LEDS_CLEVO_MAIL
 265         tristate "Mail LED on Clevo notebook"
 266         depends on LEDS_CLASS
 267         depends on X86 && SERIO_I8042 && DMI
 268         help
 269           This driver makes the mail LED accessible from userspace
 270           programs through the leds subsystem. This LED have three
 271           known mode: off, blink at 0.5Hz and blink at 1Hz.
 272
 273           The driver supports two kinds of interface: using ledtrig-timer
 274           or through /sys/class/leds/clevo::mail/brightness. As this LED
 275           cannot change it's brightness it blinks instead. The brightness
 276           value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
 277           blink at 1Hz.
 278
 279           This module can drive the mail LED for the following notebooks:
 280
 281                 Clevo D400P
 282                 Clevo D410J
 283                 Clevo D410V
 284                 Clevo D400V/D470V (not tested, but might work)
 285                 Clevo M540N
 286                 Clevo M5x0N (not tested, but might work)
 287                 Positivo Mobile (Clevo M5x0V)
 288
 289           If your model is not listed here you can try the "nodetect"
 290           module parameter.
 291
 292           To compile this driver as a module, choose M here: the
 293           module will be called leds-clevo-mail.
 294
 295 config LEDS_PCA955X
 296         tristate "LED Support for PCA955x I2C chips"
 297         depends on LEDS_CLASS
 298         depends on I2C
 299         help
 300           This option enables support for LEDs connected to PCA955x
 301           LED driver chips accessed via the I2C bus.  Supported
 302           devices include PCA9550, PCA9551, PCA9552, and PCA9553.
 303
 304 config LEDS_PCA963X
 305         tristate "LED support for PCA963x I2C chip"
 306         depends on LEDS_CLASS
 307         depends on I2C
 308         help
 309           This option enables support for LEDs connected to the PCA963x
 310           LED driver chip accessed via the I2C bus. Supported
 311           devices include PCA9633 and PCA9634
 312
 313 config LEDS_WM831X_STATUS
 314         tristate "LED support for status LEDs on WM831x PMICs"
 315         depends on LEDS_CLASS
 316         depends on MFD_WM831X
 317         help
 318           This option enables support for the status LEDs of the WM831x
 319           series of PMICs.
 320
 321 config LEDS_WM8350
 322         tristate "LED Support for WM8350 AudioPlus PMIC"
 323         depends on LEDS_CLASS
 324         depends on MFD_WM8350
 325         help
 326           This option enables support for LEDs driven by the Wolfson
 327           Microelectronics WM8350 AudioPlus PMIC.
 328
 329 config LEDS_DA903X
 330         tristate "LED Support for DA9030/DA9034 PMIC"
 331         depends on LEDS_CLASS
 332         depends on PMIC_DA903X
 333         help
 334           This option enables support for on-chip LED drivers found
 335           on Dialog Semiconductor DA9030/DA9034 PMICs.
 336
 337 config LEDS_DA9052
 338         tristate "Dialog DA9052/DA9053 LEDS"
 339         depends on LEDS_CLASS
 340         depends on PMIC_DA9052
 341         help
 342           This option enables support for on-chip LED drivers found
 343           on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
 344
 345 config LEDS_DAC124S085
 346         tristate "LED Support for DAC124S085 SPI DAC"
 347         depends on LEDS_CLASS
 348         depends on SPI
 349         help
 350           This option enables support for DAC124S085 SPI DAC from NatSemi,
 351           which can be used to control up to four LEDs.
 352
 353 config LEDS_PWM
 354         tristate "PWM driven LED Support"
 355         depends on LEDS_CLASS
 356         depends on PWM
 357         help
 358           This option enables support for pwm driven LEDs
 359
 360 config LEDS_REGULATOR
 361         tristate "REGULATOR driven LED support"
 362         depends on LEDS_CLASS
 363         depends on REGULATOR
 364         help
 365           This option enables support for regulator driven LEDs.
 366
 367 config LEDS_BD2802
 368         tristate "LED driver for BD2802 RGB LED"
 369         depends on LEDS_CLASS
 370         depends on I2C
 371         help
 372           This option enables support for BD2802GU RGB LED driver chips
 373           accessed via the I2C bus.
 374
 375 config LEDS_INTEL_SS4200
 376         tristate "LED driver for Intel NAS SS4200 series"
 377         depends on LEDS_CLASS
 378         depends on PCI && DMI
 379         help
 380           This option enables support for the Intel SS4200 series of
 381           Network Attached Storage servers.  You may control the hard
 382           drive or power LEDs on the front panel.  Using this driver
 383           can stop the front LED from blinking after startup.
 384
 385 config LEDS_LT3593
 386         tristate "LED driver for LT3593 controllers"
 387         depends on LEDS_CLASS
 388         depends on GPIOLIB
 389         help
 390           This option enables support for LEDs driven by a Linear Technology
 391           LT3593 controller. This controller uses a special one-wire pulse
 392           coding protocol to set the brightness.
 393
 394 config LEDS_ADP5520
 395         tristate "LED Support for ADP5520/ADP5501 PMIC"
 396         depends on LEDS_CLASS
 397         depends on PMIC_ADP5520
 398         help
 399           This option enables support for on-chip LED drivers found
 400           on Analog Devices ADP5520/ADP5501 PMICs.
 401
 402           To compile this driver as a module, choose M here: the module will
 403           be called leds-adp5520.
 404
 405 config LEDS_DELL_NETBOOKS
 406         tristate "External LED on Dell Business Netbooks"
 407         depends on LEDS_CLASS
 408         depends on X86 && ACPI_WMI
 409         help
 410           This adds support for the Latitude 2100 and similar
 411           notebooks that have an external LED.
 412
 413 config LEDS_MC13783
 414         tristate "LED Support for MC13XXX PMIC"
 415         depends on LEDS_CLASS
 416         depends on MFD_MC13XXX
 417         help
 418           This option enable support for on-chip LED drivers found
 419           on Freescale Semiconductor MC13783/MC13892/MC34708 PMIC.
 420
 421 config LEDS_NS2
 422         tristate "LED support for Network Space v2 GPIO LEDs"
 423         depends on LEDS_CLASS
 424         depends on MACH_KIRKWOOD
 425         default y
 426         help
 427           This option enable support for the dual-GPIO LED found on the
 428           Network Space v2 board (and parents). This include Internet Space v2,
 429           Network Space (Max) v2 and d2 Network v2 boards.
 430
 431 config LEDS_NETXBIG
 432         tristate "LED support for Big Network series LEDs"
 433         depends on LEDS_CLASS
 434         depends on MACH_KIRKWOOD
 435         default y
 436         help
 437           This option enable support for LEDs found on the LaCie 2Big
 438           and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
 439           controlled through a GPIO extension bus.
 440
 441 config LEDS_ASIC3
 442         bool "LED support for the HTC ASIC3"
 443         depends on LEDS_CLASS=y
 444         depends on MFD_ASIC3
 445         default y
 446         help
 447           This option enables support for the LEDs on the HTC ASIC3. The HTC
 448           ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
 449           cannot be used. This driver supports hardware blinking with an on+off
 450           period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
 451
 452 config LEDS_TCA6507
 453         tristate "LED Support for TCA6507 I2C chip"
 454         depends on LEDS_CLASS && I2C
 455         help
 456           This option enables support for LEDs connected to TC6507
 457           LED driver chips accessed via the I2C bus.
 458           Driver support brightness control and hardware-assisted blinking.
 459
 460 config LEDS_MAX8997
 461         tristate "LED support for MAX8997 PMIC"
 462         depends on LEDS_CLASS && MFD_MAX8997
 463         help
 464           This option enables support for on-chip LED drivers on
 465           MAXIM MAX8997 PMIC.
 466
 467 config LEDS_LM355x
 468         tristate "LED support for LM355x Chips, LM3554 and LM3556"
 469         depends on LEDS_CLASS && I2C
 470         select REGMAP_I2C
 471         help
 472           This option enables support for LEDs connected to LM355x.
 473           LM355x includes Torch, Flash and Indicator functions.
 474
 475 config LEDS_OT200
 476         tristate "LED support for the Bachmann OT200"
 477         depends on LEDS_CLASS && HAS_IOMEM && (X86_32 || COMPILE_TEST)
 478         help
 479           This option enables support for the LEDs on the Bachmann OT200.
 480           Say Y to enable LEDs on the Bachmann OT200.
 481
 482 config LEDS_MENF21BMC
 483         tristate "LED support for the MEN 14F021P00 BMC"
 484         depends on LEDS_CLASS && MFD_MENF21BMC
 485         help
 486           Say Y here to include support for the MEN 14F021P00 BMC LEDs.
 487
 488           This driver can also be built as a module. If so the module
 489           will be called leds-menf21bmc.
 490
 491 comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)"
 492
 493 config LEDS_BLINKM
 494         tristate "LED support for the BlinkM I2C RGB LED"
 495         depends on LEDS_CLASS
 496         depends on I2C
 497         help
 498           This option enables support for the BlinkM RGB LED connected
 499           through I2C. Say Y to enable support for the BlinkM LED.
 500
 501 config LEDS_SYSCON
 502         bool "LED support for LEDs on system controllers"
 503         depends on LEDS_CLASS=y
 504         depends on MFD_SYSCON
 505         depends on OF
 506         help
 507           This option enabled support for the LEDs on syscon type
 508           devices. This will only work with device tree enabled
 509           devices.
 510
 511 config LEDS_VERSATILE
 512         tristate "LED support for the ARM Versatile and RealView"
 513         depends on ARCH_REALVIEW || ARCH_VERSATILE
 514         depends on LEDS_CLASS
 515         help
 516           This option enabled support for the LEDs on the ARM Versatile
 517           and RealView boards. Say Y to enabled these.
 518
 519 comment "LED Triggers"
 520 source "drivers/leds/trigger/Kconfig"
 521
 522 endif # NEW_LEDS