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_ATMEL_PWM
  36         tristate "LED Support using Atmel PWM outputs"
  37         depends on LEDS_CLASS
  38         depends on ATMEL_PWM
  39         help
  40           This option enables support for LEDs driven using outputs
  41           of the dedicated PWM controller found on newer Atmel SOCs.
  42
  43 config LEDS_LM3530
  44         tristate "LCD Backlight driver for LM3530"
  45         depends on LEDS_CLASS
  46         depends on I2C
  47         help
  48           This option enables support for the LCD backlight using
  49           LM3530 ambient light sensor chip. This ALS chip can be
  50           controlled manually or using PWM input or using ambient
  51           light automatically.
  52
  53 config LEDS_LM3533
  54         tristate "LED support for LM3533"
  55         depends on LEDS_CLASS
  56         depends on MFD_LM3533
  57         help
  58           This option enables support for the LEDs on National Semiconductor /
  59           TI LM3533 Lighting Power chips.
  60
  61           The LEDs can be controlled directly, through PWM input, or by the
  62           ambient-light-sensor interface. The chip supports
  63           hardware-accelerated blinking with maximum on and off periods of 9.8
  64           and 77 seconds respectively.
  65
  66 config LEDS_LM3642
  67         tristate "LED support for LM3642 Chip"
  68         depends on LEDS_CLASS && I2C
  69         select REGMAP_I2C
  70         help
  71           This option enables support for LEDs connected to LM3642.
  72           The LM3642 is a 4MHz fixed-frequency synchronous boost
  73           converter plus 1.5A constant current driver for a high-current
  74           white LED.
  75
  76
  77 config LEDS_LOCOMO
  78         tristate "LED Support for Locomo device"
  79         depends on LEDS_CLASS
  80         depends on SHARP_LOCOMO
  81         help
  82           This option enables support for the LEDs on Sharp Locomo.
  83           Zaurus models SL-5500 and SL-5600.
  84
  85 config LEDS_MIKROTIK_RB532
  86         tristate "LED Support for Mikrotik Routerboard 532"
  87         depends on LEDS_CLASS
  88         depends on MIKROTIK_RB532
  89         help
  90           This option enables support for the so called "User LED" of
  91           Mikrotik's Routerboard 532.
  92
  93 config LEDS_S3C24XX
  94         tristate "LED Support for Samsung S3C24XX GPIO LEDs"
  95         depends on LEDS_CLASS
  96         depends on ARCH_S3C24XX
  97         help
  98           This option enables support for LEDs connected to GPIO lines
  99           on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
 100
 101 config LEDS_NET48XX
 102         tristate "LED Support for Soekris net48xx series Error LED"
 103         depends on LEDS_CLASS
 104         depends on SCx200_GPIO
 105         help
 106           This option enables support for the Soekris net4801 and net4826 error
 107           LED.
 108
 109 config LEDS_FSG
 110         tristate "LED Support for the Freecom FSG-3"
 111         depends on LEDS_CLASS
 112         depends on MACH_FSG
 113         help
 114           This option enables support for the LEDs on the Freecom FSG-3.
 115
 116 config LEDS_WRAP
 117         tristate "LED Support for the WRAP series LEDs"
 118         depends on LEDS_CLASS
 119         depends on SCx200_GPIO
 120         help
 121           This option enables support for the PCEngines WRAP programmable LEDs.
 122
 123 config LEDS_COBALT_QUBE
 124         tristate "LED Support for the Cobalt Qube series front LED"
 125         depends on LEDS_CLASS
 126         depends on MIPS_COBALT
 127         help
 128           This option enables support for the front LED on Cobalt Qube series
 129
 130 config LEDS_COBALT_RAQ
 131         bool "LED Support for the Cobalt Raq series"
 132         depends on LEDS_CLASS=y && MIPS_COBALT
 133         select LEDS_TRIGGERS
 134         help
 135           This option enables support for the Cobalt Raq series LEDs.
 136
 137 config LEDS_SUNFIRE
 138         tristate "LED support for SunFire servers."
 139         depends on LEDS_CLASS
 140         depends on SPARC64
 141         select LEDS_TRIGGERS
 142         help
 143           This option enables support for the Left, Middle, and Right
 144           LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
 145
 146 config LEDS_HP6XX
 147         tristate "LED Support for the HP Jornada 6xx"
 148         depends on LEDS_CLASS
 149         depends on SH_HP6XX
 150         help
 151           This option enables LED support for the handheld
 152           HP Jornada 620/660/680/690.
 153
 154 config LEDS_PCA9532
 155         tristate "LED driver for PCA9532 dimmer"
 156         depends on LEDS_CLASS
 157         depends on I2C && INPUT
 158         help
 159           This option enables support for NXP pca9532
 160           LED controller. It is generally only useful
 161           as a platform driver
 162
 163 config LEDS_PCA9532_GPIO
 164         bool "Enable GPIO support for PCA9532"
 165         depends on LEDS_PCA9532
 166         depends on GPIOLIB
 167         help
 168           Allow unused pins on PCA9532 to be used as gpio.
 169
 170           To use a pin as gpio pca9532_type in pca9532_platform data needs to
 171           set to PCA9532_TYPE_GPIO.
 172
 173 config LEDS_GPIO
 174         tristate "LED Support for GPIO connected LEDs"
 175         depends on LEDS_CLASS
 176         depends on GPIOLIB
 177         help
 178           This option enables support for the LEDs connected to GPIO
 179           outputs. To be useful the particular board must have LEDs
 180           and they must be connected to the GPIO lines.  The LEDs must be
 181           defined as platform devices and/or OpenFirmware platform devices.
 182           The code to use these bindings can be selected below.
 183
 184 config LEDS_LP3944
 185         tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
 186         depends on LEDS_CLASS
 187         depends on I2C
 188         help
 189           This option enables support for LEDs connected to the National
 190           Semiconductor LP3944 Lighting Management Unit (LMU) also known as
 191           Fun Light Chip.
 192
 193           To compile this driver as a module, choose M here: the
 194           module will be called leds-lp3944.
 195
 196 config LEDS_LP55XX_COMMON
 197         tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
 198         depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501
 199         select FW_LOADER
 200         help
 201           This option supports common operations for LP5521/5523/55231/5562/8501
 202           devices.
 203
 204 config LEDS_LP5521
 205         tristate "LED Support for N.S. LP5521 LED driver chip"
 206         depends on LEDS_CLASS && I2C
 207         select LEDS_LP55XX_COMMON
 208         help
 209           If you say yes here you get support for the National Semiconductor
 210           LP5521 LED driver. It is 3 channel chip with programmable engines.
 211           Driver provides direct control via LED class and interface for
 212           programming the engines.
 213
 214 config LEDS_LP5523
 215         tristate "LED Support for TI/National LP5523/55231 LED driver chip"
 216         depends on LEDS_CLASS && I2C
 217         select LEDS_LP55XX_COMMON
 218         help
 219           If you say yes here you get support for TI/National Semiconductor
 220           LP5523/55231 LED driver.
 221           It is 9 channel chip with programmable engines.
 222           Driver provides direct control via LED class and interface for
 223           programming the engines.
 224
 225 config LEDS_LP5562
 226         tristate "LED Support for TI LP5562 LED driver chip"
 227         depends on LEDS_CLASS && I2C
 228         select LEDS_LP55XX_COMMON
 229         help
 230           If you say yes here you get support for TI LP5562 LED driver.
 231           It is 4 channels chip with programmable engines.
 232           Driver provides direct control via LED class and interface for
 233           programming the engines.
 234
 235 config LEDS_LP8501
 236         tristate "LED Support for TI LP8501 LED driver chip"
 237         depends on LEDS_CLASS && I2C
 238         select LEDS_LP55XX_COMMON
 239         help
 240           If you say yes here you get support for TI LP8501 LED driver.
 241           It is 9 channel chip with programmable engines.
 242           Driver provides direct control via LED class and interface for
 243           programming the engines.
 244           It is similar as LP5523, but output power selection is available.
 245           And register layout and engine program schemes are different.
 246
 247 config LEDS_LP8788
 248         tristate "LED support for the TI LP8788 PMIC"
 249         depends on LEDS_CLASS
 250         depends on MFD_LP8788
 251         help
 252           This option enables support for the Keyboard LEDs on the LP8788 PMIC.
 253
 254 config LEDS_CLEVO_MAIL
 255         tristate "Mail LED on Clevo notebook"
 256         depends on LEDS_CLASS
 257         depends on X86 && SERIO_I8042 && DMI
 258         help
 259           This driver makes the mail LED accessible from userspace
 260           programs through the leds subsystem. This LED have three
 261           known mode: off, blink at 0.5Hz and blink at 1Hz.
 262
 263           The driver supports two kinds of interface: using ledtrig-timer
 264           or through /sys/class/leds/clevo::mail/brightness. As this LED
 265           cannot change it's brightness it blinks instead. The brightness
 266           value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
 267           blink at 1Hz.
 268
 269           This module can drive the mail LED for the following notebooks:
 270
 271                 Clevo D400P
 272                 Clevo D410J
 273                 Clevo D410V
 274                 Clevo D400V/D470V (not tested, but might work)
 275                 Clevo M540N
 276                 Clevo M5x0N (not tested, but might work)
 277                 Positivo Mobile (Clevo M5x0V)
 278
 279           If your model is not listed here you can try the "nodetect"
 280           module parameter.
 281
 282           To compile this driver as a module, choose M here: the
 283           module will be called leds-clevo-mail.
 284
 285 config LEDS_PCA955X
 286         tristate "LED Support for PCA955x I2C chips"
 287         depends on LEDS_CLASS
 288         depends on I2C
 289         help
 290           This option enables support for LEDs connected to PCA955x
 291           LED driver chips accessed via the I2C bus.  Supported
 292           devices include PCA9550, PCA9551, PCA9552, and PCA9553.
 293
 294 config LEDS_PCA963X
 295         tristate "LED support for PCA963x I2C chip"
 296         depends on LEDS_CLASS
 297         depends on I2C
 298         help
 299           This option enables support for LEDs connected to the PCA963x
 300           LED driver chip accessed via the I2C bus. Supported
 301           devices include PCA9633 and PCA9634
 302
 303 config LEDS_PCA9685
 304         tristate "LED support for PCA9685 I2C chip"
 305         depends on LEDS_CLASS
 306         depends on I2C
 307         help
 308           This option enables support for LEDs connected to the PCA9685
 309           LED driver chip accessed via the I2C bus.
 310           The PCA9685 offers 12-bit PWM (4095 levels of brightness) on
 311           16 individual channels.
 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 PMIC.
 420
 421 config LEDS_NS2
 422         tristate "LED support for Network Space v2 GPIO LEDs"
 423         depends on LEDS_CLASS
 424         depends on ARCH_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 ARCH_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
 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_BLINKM
 483         tristate "LED support for the BlinkM I2C RGB LED"
 484         depends on LEDS_CLASS
 485         depends on I2C
 486         help
 487           This option enables support for the BlinkM RGB LED connected
 488           through I2C. Say Y to enable support for the BlinkM LED.
 489
 490 comment "LED Triggers"
 491 source "drivers/leds/trigger/Kconfig"
 492
 493 endif # NEW_LEDS