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 if NEW_LEDS
  15
  16 config LEDS_CLASS
  17         tristate "LED Class Support"
  18         help
  19           This option enables the led sysfs class in /sys/class/leds.  You'll
  20           need this to do anything useful with LEDs.  If unsure, say N.
  21
  22 config LEDS_CLASS_FLASH
  23         tristate "LED Flash Class Support"
  24         depends on LEDS_CLASS
  25         help
  26           This option enables the flash led sysfs class in /sys/class/leds.
  27           It wrapps LED Class and adds flash LEDs specific sysfs attributes
  28           and kernel internal API to it. You'll need this to provide support
  29           for the flash related features of a LED device. It can be built
  30           as a module.
  31
  32 comment "LED drivers"
  33
  34 config LEDS_88PM860X
  35         tristate "LED Support for Marvell 88PM860x PMIC"
  36         depends on LEDS_CLASS
  37         depends on MFD_88PM860X
  38         help
  39           This option enables support for on-chip LED drivers found on Marvell
  40           Semiconductor 88PM8606 PMIC.
  41
  42 config LEDS_LM3530
  43         tristate "LCD Backlight driver for LM3530"
  44         depends on LEDS_CLASS
  45         depends on I2C
  46         help
  47           This option enables support for the LCD backlight using
  48           LM3530 ambient light sensor chip. This ALS chip can be
  49           controlled manually or using PWM input or using ambient
  50           light automatically.
  51
  52 config LEDS_LM3533
  53         tristate "LED support for LM3533"
  54         depends on LEDS_CLASS
  55         depends on MFD_LM3533
  56         help
  57           This option enables support for the LEDs on National Semiconductor /
  58           TI LM3533 Lighting Power chips.
  59
  60           The LEDs can be controlled directly, through PWM input, or by the
  61           ambient-light-sensor interface. The chip supports
  62           hardware-accelerated blinking with maximum on and off periods of 9.8
  63           and 77 seconds respectively.
  64
  65 config LEDS_LM3642
  66         tristate "LED support for LM3642 Chip"
  67         depends on LEDS_CLASS && I2C
  68         select REGMAP_I2C
  69         help
  70           This option enables support for LEDs connected to LM3642.
  71           The LM3642 is a 4MHz fixed-frequency synchronous boost
  72           converter plus 1.5A constant current driver for a high-current
  73           white LED.
  74
  75
  76 config LEDS_LOCOMO
  77         tristate "LED Support for Locomo device"
  78         depends on LEDS_CLASS
  79         depends on SHARP_LOCOMO
  80         help
  81           This option enables support for the LEDs on Sharp Locomo.
  82           Zaurus models SL-5500 and SL-5600.
  83
  84 config LEDS_MIKROTIK_RB532
  85         tristate "LED Support for Mikrotik Routerboard 532"
  86         depends on LEDS_CLASS
  87         depends on MIKROTIK_RB532
  88         help
  89           This option enables support for the so called "User LED" of
  90           Mikrotik's Routerboard 532.
  91
  92 config LEDS_S3C24XX
  93         tristate "LED Support for Samsung S3C24XX GPIO LEDs"
  94         depends on LEDS_CLASS
  95         depends on ARCH_S3C24XX
  96         help
  97           This option enables support for LEDs connected to GPIO lines
  98           on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
  99
 100 config LEDS_NET48XX
 101         tristate "LED Support for Soekris net48xx series Error LED"
 102         depends on LEDS_CLASS
 103         depends on SCx200_GPIO
 104         help
 105           This option enables support for the Soekris net4801 and net4826 error
 106           LED.
 107
 108 config LEDS_FSG
 109         tristate "LED Support for the Freecom FSG-3"
 110         depends on LEDS_CLASS
 111         depends on MACH_FSG
 112         help
 113           This option enables support for the LEDs on the Freecom FSG-3.
 114
 115 config LEDS_WRAP
 116         tristate "LED Support for the WRAP series LEDs"
 117         depends on LEDS_CLASS
 118         depends on SCx200_GPIO
 119         help
 120           This option enables support for the PCEngines WRAP programmable LEDs.
 121
 122 config LEDS_COBALT_QUBE
 123         tristate "LED Support for the Cobalt Qube series front LED"
 124         depends on LEDS_CLASS
 125         depends on MIPS_COBALT
 126         help
 127           This option enables support for the front LED on Cobalt Qube series
 128
 129 config LEDS_COBALT_RAQ
 130         bool "LED Support for the Cobalt Raq series"
 131         depends on LEDS_CLASS=y && MIPS_COBALT
 132         select LEDS_TRIGGERS
 133         help
 134           This option enables support for the Cobalt Raq series LEDs.
 135
 136 config LEDS_SUNFIRE
 137         tristate "LED support for SunFire servers."
 138         depends on LEDS_CLASS
 139         depends on SPARC64
 140         select LEDS_TRIGGERS
 141         help
 142           This option enables support for the Left, Middle, and Right
 143           LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
 144
 145 config LEDS_IPAQ_MICRO
 146         tristate "LED Support for the Compaq iPAQ h3xxx"
 147         depends on MFD_IPAQ_MICRO
 148         help
 149           Choose this option if you want to use the notification LED on
 150           Compaq/HP iPAQ h3100 and h3600.
 151
 152 config LEDS_HP6XX
 153         tristate "LED Support for the HP Jornada 6xx"
 154         depends on LEDS_CLASS
 155         depends on SH_HP6XX
 156         help
 157           This option enables LED support for the handheld
 158           HP Jornada 620/660/680/690.
 159
 160 config LEDS_PCA9532
 161         tristate "LED driver for PCA9532 dimmer"
 162         depends on LEDS_CLASS
 163         depends on I2C && INPUT
 164         help
 165           This option enables support for NXP pca9532
 166           LED controller. It is generally only useful
 167           as a platform driver
 168
 169 config LEDS_PCA9532_GPIO
 170         bool "Enable GPIO support for PCA9532"
 171         depends on LEDS_PCA9532
 172         depends on GPIOLIB
 173         help
 174           Allow unused pins on PCA9532 to be used as gpio.
 175
 176           To use a pin as gpio pca9532_type in pca9532_platform data needs to
 177           set to PCA9532_TYPE_GPIO.
 178
 179 config LEDS_GPIO
 180         tristate "LED Support for GPIO connected LEDs"
 181         depends on LEDS_CLASS
 182         depends on GPIOLIB
 183         help
 184           This option enables support for the LEDs connected to GPIO
 185           outputs. To be useful the particular board must have LEDs
 186           and they must be connected to the GPIO lines.  The LEDs must be
 187           defined as platform devices and/or OpenFirmware platform devices.
 188           The code to use these bindings can be selected below.
 189
 190 config LEDS_LP3944
 191         tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
 192         depends on LEDS_CLASS
 193         depends on I2C
 194         help
 195           This option enables support for LEDs connected to the National
 196           Semiconductor LP3944 Lighting Management Unit (LMU) also known as
 197           Fun Light Chip.
 198
 199           To compile this driver as a module, choose M here: the
 200           module will be called leds-lp3944.
 201
 202 config LEDS_LP55XX_COMMON
 203         tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
 204         depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501
 205         select FW_LOADER
 206         help
 207           This option supports common operations for LP5521/5523/55231/5562/8501
 208           devices.
 209
 210 config LEDS_LP5521
 211         tristate "LED Support for N.S. LP5521 LED driver chip"
 212         depends on LEDS_CLASS && I2C
 213         select LEDS_LP55XX_COMMON
 214         help
 215           If you say yes here you get support for the National Semiconductor
 216           LP5521 LED driver. It is 3 channel chip with programmable engines.
 217           Driver provides direct control via LED class and interface for
 218           programming the engines.
 219
 220 config LEDS_LP5523
 221         tristate "LED Support for TI/National LP5523/55231 LED driver chip"
 222         depends on LEDS_CLASS && I2C
 223         select LEDS_LP55XX_COMMON
 224         help
 225           If you say yes here you get support for TI/National Semiconductor
 226           LP5523/55231 LED driver.
 227           It is 9 channel chip with programmable engines.
 228           Driver provides direct control via LED class and interface for
 229           programming the engines.
 230
 231 config LEDS_LP5562
 232         tristate "LED Support for TI LP5562 LED driver chip"
 233         depends on LEDS_CLASS && I2C
 234         select LEDS_LP55XX_COMMON
 235         help
 236           If you say yes here you get support for TI LP5562 LED driver.
 237           It is 4 channels chip with programmable engines.
 238           Driver provides direct control via LED class and interface for
 239           programming the engines.
 240
 241 config LEDS_LP8501
 242         tristate "LED Support for TI LP8501 LED driver chip"
 243         depends on LEDS_CLASS && I2C
 244         select LEDS_LP55XX_COMMON
 245         help
 246           If you say yes here you get support for TI LP8501 LED driver.
 247           It is 9 channel chip with programmable engines.
 248           Driver provides direct control via LED class and interface for
 249           programming the engines.
 250           It is similar as LP5523, but output power selection is available.
 251           And register layout and engine program schemes are different.
 252
 253 config LEDS_LP8788
 254         tristate "LED support for the TI LP8788 PMIC"
 255         depends on LEDS_CLASS
 256         depends on MFD_LP8788
 257         help
 258           This option enables support for the Keyboard LEDs on the LP8788 PMIC.
 259
 260 config LEDS_LP8860
 261         tristate "LED support for the TI LP8860 4 channel LED driver"
 262         depends on LEDS_CLASS && I2C
 263         select REGMAP_I2C
 264         help
 265           If you say yes here you get support for the TI LP8860 4 channel
 266           LED driver.
 267           This option enables support for the display cluster LEDs
 268           on the LP8860 4 channel LED driver using the I2C communication
 269           bus.
 270
 271 config LEDS_CLEVO_MAIL
 272         tristate "Mail LED on Clevo notebook"
 273         depends on LEDS_CLASS
 274         depends on X86 && SERIO_I8042 && DMI
 275         help
 276           This driver makes the mail LED accessible from userspace
 277           programs through the leds subsystem. This LED have three
 278           known mode: off, blink at 0.5Hz and blink at 1Hz.
 279
 280           The driver supports two kinds of interface: using ledtrig-timer
 281           or through /sys/class/leds/clevo::mail/brightness. As this LED
 282           cannot change it's brightness it blinks instead. The brightness
 283           value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
 284           blink at 1Hz.
 285
 286           This module can drive the mail LED for the following notebooks:
 287
 288                 Clevo D400P
 289                 Clevo D410J
 290                 Clevo D410V
 291                 Clevo D400V/D470V (not tested, but might work)
 292                 Clevo M540N
 293                 Clevo M5x0N (not tested, but might work)
 294                 Positivo Mobile (Clevo M5x0V)
 295
 296           If your model is not listed here you can try the "nodetect"
 297           module parameter.
 298
 299           To compile this driver as a module, choose M here: the
 300           module will be called leds-clevo-mail.
 301
 302 config LEDS_PCA955X
 303         tristate "LED Support for PCA955x I2C chips"
 304         depends on LEDS_CLASS
 305         depends on I2C
 306         help
 307           This option enables support for LEDs connected to PCA955x
 308           LED driver chips accessed via the I2C bus.  Supported
 309           devices include PCA9550, PCA9551, PCA9552, and PCA9553.
 310
 311 config LEDS_PCA963X
 312         tristate "LED support for PCA963x I2C chip"
 313         depends on LEDS_CLASS
 314         depends on I2C
 315         help
 316           This option enables support for LEDs connected to the PCA963x
 317           LED driver chip accessed via the I2C bus. Supported
 318           devices include PCA9633 and PCA9634
 319
 320 config LEDS_WM831X_STATUS
 321         tristate "LED support for status LEDs on WM831x PMICs"
 322         depends on LEDS_CLASS
 323         depends on MFD_WM831X
 324         help
 325           This option enables support for the status LEDs of the WM831x
 326           series of PMICs.
 327
 328 config LEDS_WM8350
 329         tristate "LED Support for WM8350 AudioPlus PMIC"
 330         depends on LEDS_CLASS
 331         depends on MFD_WM8350
 332         help
 333           This option enables support for LEDs driven by the Wolfson
 334           Microelectronics WM8350 AudioPlus PMIC.
 335
 336 config LEDS_DA903X
 337         tristate "LED Support for DA9030/DA9034 PMIC"
 338         depends on LEDS_CLASS
 339         depends on PMIC_DA903X
 340         help
 341           This option enables support for on-chip LED drivers found
 342           on Dialog Semiconductor DA9030/DA9034 PMICs.
 343
 344 config LEDS_DA9052
 345         tristate "Dialog DA9052/DA9053 LEDS"
 346         depends on LEDS_CLASS
 347         depends on PMIC_DA9052
 348         help
 349           This option enables support for on-chip LED drivers found
 350           on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs.
 351
 352 config LEDS_DAC124S085
 353         tristate "LED Support for DAC124S085 SPI DAC"
 354         depends on LEDS_CLASS
 355         depends on SPI
 356         help
 357           This option enables support for DAC124S085 SPI DAC from NatSemi,
 358           which can be used to control up to four LEDs.
 359
 360 config LEDS_PWM
 361         tristate "PWM driven LED Support"
 362         depends on LEDS_CLASS
 363         depends on PWM
 364         help
 365           This option enables support for pwm driven LEDs
 366
 367 config LEDS_REGULATOR
 368         tristate "REGULATOR driven LED support"
 369         depends on LEDS_CLASS
 370         depends on REGULATOR
 371         help
 372           This option enables support for regulator driven LEDs.
 373
 374 config LEDS_BD2802
 375         tristate "LED driver for BD2802 RGB LED"
 376         depends on LEDS_CLASS
 377         depends on I2C
 378         help
 379           This option enables support for BD2802GU RGB LED driver chips
 380           accessed via the I2C bus.
 381
 382 config LEDS_INTEL_SS4200
 383         tristate "LED driver for Intel NAS SS4200 series"
 384         depends on LEDS_CLASS
 385         depends on PCI && DMI
 386         help
 387           This option enables support for the Intel SS4200 series of
 388           Network Attached Storage servers.  You may control the hard
 389           drive or power LEDs on the front panel.  Using this driver
 390           can stop the front LED from blinking after startup.
 391
 392 config LEDS_LT3593
 393         tristate "LED driver for LT3593 controllers"
 394         depends on LEDS_CLASS
 395         depends on GPIOLIB
 396         help
 397           This option enables support for LEDs driven by a Linear Technology
 398           LT3593 controller. This controller uses a special one-wire pulse
 399           coding protocol to set the brightness.
 400
 401 config LEDS_ADP5520
 402         tristate "LED Support for ADP5520/ADP5501 PMIC"
 403         depends on LEDS_CLASS
 404         depends on PMIC_ADP5520
 405         help
 406           This option enables support for on-chip LED drivers found
 407           on Analog Devices ADP5520/ADP5501 PMICs.
 408
 409           To compile this driver as a module, choose M here: the module will
 410           be called leds-adp5520.
 411
 412 config LEDS_DELL_NETBOOKS
 413         tristate "External LED on Dell Business Netbooks"
 414         depends on LEDS_CLASS
 415         depends on X86 && ACPI_WMI
 416         help
 417           This adds support for the Latitude 2100 and similar
 418           notebooks that have an external LED.
 419
 420 config LEDS_MC13783
 421         tristate "LED Support for MC13XXX PMIC"
 422         depends on LEDS_CLASS
 423         depends on MFD_MC13XXX
 424         help
 425           This option enable support for on-chip LED drivers found
 426           on Freescale Semiconductor MC13783/MC13892/MC34708 PMIC.
 427
 428 config LEDS_NS2
 429         tristate "LED support for Network Space v2 GPIO LEDs"
 430         depends on LEDS_CLASS
 431         depends on MACH_KIRKWOOD
 432         default y
 433         help
 434           This option enable support for the dual-GPIO LED found on the
 435           Network Space v2 board (and parents). This include Internet Space v2,
 436           Network Space (Max) v2 and d2 Network v2 boards.
 437
 438 config LEDS_NETXBIG
 439         tristate "LED support for Big Network series LEDs"
 440         depends on LEDS_CLASS
 441         depends on MACH_KIRKWOOD
 442         default y
 443         help
 444           This option enable support for LEDs found on the LaCie 2Big
 445           and 5Big Network v2 boards. The LEDs are wired to a CPLD and are
 446           controlled through a GPIO extension bus.
 447
 448 config LEDS_ASIC3
 449         bool "LED support for the HTC ASIC3"
 450         depends on LEDS_CLASS=y
 451         depends on MFD_ASIC3
 452         default y
 453         help
 454           This option enables support for the LEDs on the HTC ASIC3. The HTC
 455           ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver
 456           cannot be used. This driver supports hardware blinking with an on+off
 457           period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700.
 458
 459 config LEDS_TCA6507
 460         tristate "LED Support for TCA6507 I2C chip"
 461         depends on LEDS_CLASS && I2C
 462         help
 463           This option enables support for LEDs connected to TC6507
 464           LED driver chips accessed via the I2C bus.
 465           Driver support brightness control and hardware-assisted blinking.
 466
 467 config LEDS_MAX8997
 468         tristate "LED support for MAX8997 PMIC"
 469         depends on LEDS_CLASS && MFD_MAX8997
 470         help
 471           This option enables support for on-chip LED drivers on
 472           MAXIM MAX8997 PMIC.
 473
 474 config LEDS_LM355x
 475         tristate "LED support for LM355x Chips, LM3554 and LM3556"
 476         depends on LEDS_CLASS && I2C
 477         select REGMAP_I2C
 478         help
 479           This option enables support for LEDs connected to LM355x.
 480           LM355x includes Torch, Flash and Indicator functions.
 481
 482 config LEDS_OT200
 483         tristate "LED support for the Bachmann OT200"
 484         depends on LEDS_CLASS && HAS_IOMEM && (X86_32 || COMPILE_TEST)
 485         help
 486           This option enables support for the LEDs on the Bachmann OT200.
 487           Say Y to enable LEDs on the Bachmann OT200.
 488
 489 config LEDS_MENF21BMC
 490         tristate "LED support for the MEN 14F021P00 BMC"
 491         depends on LEDS_CLASS && MFD_MENF21BMC
 492         help
 493           Say Y here to include support for the MEN 14F021P00 BMC LEDs.
 494
 495           This driver can also be built as a module. If so the module
 496           will be called leds-menf21bmc.
 497
 498 comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)"
 499
 500 config LEDS_BLINKM
 501         tristate "LED support for the BlinkM I2C RGB LED"
 502         depends on LEDS_CLASS
 503         depends on I2C
 504         help
 505           This option enables support for the BlinkM RGB LED connected
 506           through I2C. Say Y to enable support for the BlinkM LED.
 507
 508 config LEDS_SYSCON
 509         bool "LED support for LEDs on system controllers"
 510         depends on LEDS_CLASS=y
 511         depends on MFD_SYSCON
 512         depends on OF
 513         help
 514           This option enabled support for the LEDs on syscon type
 515           devices. This will only work with device tree enabled
 516           devices.
 517
 518 config LEDS_VERSATILE
 519         tristate "LED support for the ARM Versatile and RealView"
 520         depends on ARCH_REALVIEW || ARCH_VERSATILE
 521         depends on LEDS_CLASS
 522         help
 523           This option enabled support for the LEDs on the ARM Versatile
 524           and RealView boards. Say Y to enabled these.
 525
 526 config LEDS_PM8941_WLED
 527         tristate "LED support for the Qualcomm PM8941 WLED block"
 528         depends on LEDS_CLASS
 529         select REGMAP
 530         help
 531           This option enables support for the 'White' LED block
 532           on Qualcomm PM8941 PMICs.
 533
 534 comment "LED Triggers"
 535 source "drivers/leds/trigger/Kconfig"
 536
 537 endif # NEW_LEDS