drivers/leds/Kconfig

   1 menuconfig NEW_LEDS
   2         bool "LED Support"
   3         help
   4           Say Y to enable Linux LED support.  This allows control of supported
   5           LEDs from both userspace and optionally, by kernel events (triggers).
   6
   7           This is not related to standard keyboard LEDs which are controlled
   8           via the input system.
   9
  10 if NEW_LEDS
  11
  12 config LEDS_CLASS
  13         tristate "LED Class Support"
  14         help
  15           This option enables the led sysfs class in /sys/class/leds.  You'll
  16           need this to do anything useful with LEDs.  If unsure, say N.
  17
  18 if LEDS_CLASS
  19
  20 comment "LED drivers"
  21
  22 config LEDS_88PM860X
  23         tristate "LED Support for Marvell 88PM860x PMIC"
  24         depends on LEDS_CLASS && MFD_88PM860X
  25         help
  26           This option enables support for on-chip LED drivers found on Marvell
  27           Semiconductor 88PM8606 PMIC.
  28
  29 config LEDS_ATMEL_PWM
  30         tristate "LED Support using Atmel PWM outputs"
  31         depends on ATMEL_PWM
  32         help
  33           This option enables support for LEDs driven using outputs
  34           of the dedicated PWM controller found on newer Atmel SOCs.
  35
  36 config LEDS_LOCOMO
  37         tristate "LED Support for Locomo device"
  38         depends on SHARP_LOCOMO
  39         help
  40           This option enables support for the LEDs on Sharp Locomo.
  41           Zaurus models SL-5500 and SL-5600.
  42
  43 config LEDS_MIKROTIK_RB532
  44         tristate "LED Support for Mikrotik Routerboard 532"
  45         depends on MIKROTIK_RB532
  46         help
  47           This option enables support for the so called "User LED" of
  48           Mikrotik's Routerboard 532.
  49
  50 config LEDS_S3C24XX
  51         tristate "LED Support for Samsung S3C24XX GPIO LEDs"
  52         depends on ARCH_S3C2410
  53         help
  54           This option enables support for LEDs connected to GPIO lines
  55           on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
  56
  57 config LEDS_AMS_DELTA
  58         tristate "LED Support for the Amstrad Delta (E3)"
  59         depends on MACH_AMS_DELTA
  60         help
  61           This option enables support for the LEDs on Amstrad Delta (E3).
  62
  63 config LEDS_NET48XX
  64         tristate "LED Support for Soekris net48xx series Error LED"
  65         depends on SCx200_GPIO
  66         help
  67           This option enables support for the Soekris net4801 and net4826 error
  68           LED.
  69
  70 config LEDS_FSG
  71         tristate "LED Support for the Freecom FSG-3"
  72         depends on MACH_FSG
  73         help
  74           This option enables support for the LEDs on the Freecom FSG-3.
  75
  76 config LEDS_WRAP
  77         tristate "LED Support for the WRAP series LEDs"
  78         depends on SCx200_GPIO
  79         help
  80           This option enables support for the PCEngines WRAP programmable LEDs.
  81
  82 config LEDS_ALIX2
  83         tristate "LED Support for ALIX.2 and ALIX.3 series"
  84         depends on X86 && !GPIO_CS5535 && !CS5535_GPIO
  85         help
  86           This option enables support for the PCEngines ALIX.2 and ALIX.3 LEDs.
  87           You have to set leds-alix2.force=1 for boards with Award BIOS.
  88
  89 config LEDS_H1940
  90         tristate "LED Support for iPAQ H1940 device"
  91         depends on ARCH_H1940
  92         help
  93           This option enables support for the LEDs on the h1940.
  94
  95 config LEDS_COBALT_QUBE
  96         tristate "LED Support for the Cobalt Qube series front LED"
  97         depends on MIPS_COBALT
  98         help
  99           This option enables support for the front LED on Cobalt Qube series
 100
 101 config LEDS_COBALT_RAQ
 102         bool "LED Support for the Cobalt Raq series"
 103         depends on LEDS_CLASS=y && MIPS_COBALT
 104         select LEDS_TRIGGERS
 105         help
 106           This option enables support for the Cobalt Raq series LEDs.
 107
 108 config LEDS_SUNFIRE
 109         tristate "LED support for SunFire servers."
 110         depends on SPARC64
 111         select LEDS_TRIGGERS
 112         help
 113           This option enables support for the Left, Middle, and Right
 114           LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
 115
 116 config LEDS_HP6XX
 117         tristate "LED Support for the HP Jornada 6xx"
 118         depends on SH_HP6XX
 119         help
 120           This option enables LED support for the handheld
 121           HP Jornada 620/660/680/690.
 122
 123 config LEDS_PCA9532
 124         tristate "LED driver for PCA9532 dimmer"
 125         depends on I2C && INPUT && EXPERIMENTAL
 126         help
 127           This option enables support for NXP pca9532
 128           LED controller. It is generally only useful
 129           as a platform driver
 130
 131 config LEDS_GPIO
 132         tristate "LED Support for GPIO connected LEDs"
 133         depends on GENERIC_GPIO
 134         help
 135           This option enables support for the LEDs connected to GPIO
 136           outputs. To be useful the particular board must have LEDs
 137           and they must be connected to the GPIO lines.  The LEDs must be
 138           defined as platform devices and/or OpenFirmware platform devices.
 139           The code to use these bindings can be selected below.
 140
 141 config LEDS_GPIO_PLATFORM
 142         bool "Platform device bindings for GPIO LEDs"
 143         depends on LEDS_GPIO
 144         default y
 145         help
 146           Let the leds-gpio driver drive LEDs which have been defined as
 147           platform devices.  If you don't know what this means, say yes.
 148
 149 config LEDS_GPIO_OF
 150         bool "OpenFirmware platform device bindings for GPIO LEDs"
 151         depends on LEDS_GPIO && OF_DEVICE
 152         default y
 153         help
 154           Let the leds-gpio driver drive LEDs which have been defined as
 155           of_platform devices.  For instance, LEDs which are listed in a "dts"
 156           file.
 157
 158 config LEDS_LP3944
 159         tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
 160         depends on I2C
 161         help
 162           This option enables support for LEDs connected to the National
 163           Semiconductor LP3944 Lighting Management Unit (LMU) also known as
 164           Fun Light Chip.
 165
 166           To compile this driver as a module, choose M here: the
 167           module will be called leds-lp3944.
 168
 169 config LEDS_CLEVO_MAIL
 170         tristate "Mail LED on Clevo notebook"
 171         depends on X86 && SERIO_I8042 && DMI
 172         help
 173           This driver makes the mail LED accessible from userspace
 174           programs through the leds subsystem. This LED have three
 175           known mode: off, blink at 0.5Hz and blink at 1Hz.
 176
 177           The driver supports two kinds of interface: using ledtrig-timer
 178           or through /sys/class/leds/clevo::mail/brightness. As this LED
 179           cannot change it's brightness it blinks instead. The brightness
 180           value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
 181           blink at 1Hz.
 182
 183           This module can drive the mail LED for the following notebooks:
 184
 185                 Clevo D400P
 186                 Clevo D410J
 187                 Clevo D410V
 188                 Clevo D400V/D470V (not tested, but might work)
 189                 Clevo M540N
 190                 Clevo M5x0N (not tested, but might work)
 191                 Positivo Mobile (Clevo M5x0V)
 192
 193           If your model is not listed here you can try the "nodetect"
 194           module parameter.
 195
 196           To compile this driver as a module, choose M here: the
 197           module will be called leds-clevo-mail.
 198
 199 config LEDS_PCA955X
 200         tristate "LED Support for PCA955x I2C chips"
 201         depends on I2C
 202         help
 203           This option enables support for LEDs connected to PCA955x
 204           LED driver chips accessed via the I2C bus.  Supported
 205           devices include PCA9550, PCA9551, PCA9552, and PCA9553.
 206
 207 config LEDS_WM831X_STATUS
 208         tristate "LED support for status LEDs on WM831x PMICs"
 209         depends on MFD_WM831X
 210         help
 211           This option enables support for the status LEDs of the WM831x
 212           series of PMICs.
 213
 214 config LEDS_WM8350
 215         tristate "LED Support for WM8350 AudioPlus PMIC"
 216         depends on MFD_WM8350
 217         help
 218           This option enables support for LEDs driven by the Wolfson
 219           Microelectronics WM8350 AudioPlus PMIC.
 220
 221 config LEDS_DA903X
 222         tristate "LED Support for DA9030/DA9034 PMIC"
 223         depends on PMIC_DA903X
 224         help
 225           This option enables support for on-chip LED drivers found
 226           on Dialog Semiconductor DA9030/DA9034 PMICs.
 227
 228 config LEDS_DAC124S085
 229         tristate "LED Support for DAC124S085 SPI DAC"
 230         depends on SPI
 231         help
 232           This option enables support for DAC124S085 SPI DAC from NatSemi,
 233           which can be used to control up to four LEDs.
 234
 235 config LEDS_PWM
 236         tristate "PWM driven LED Support"
 237         depends on HAVE_PWM
 238         help
 239           This option enables support for pwm driven LEDs
 240
 241 config LEDS_REGULATOR
 242         tristate "REGULATOR driven LED support"
 243         depends on REGULATOR
 244         help
 245           This option enables support for regulator driven LEDs.
 246
 247 config LEDS_BD2802
 248         tristate "LED driver for BD2802 RGB LED"
 249         depends on I2C
 250         help
 251           This option enables support for BD2802GU RGB LED driver chips
 252           accessed via the I2C bus.
 253
 254 config LEDS_INTEL_SS4200
 255         tristate "LED driver for Intel NAS SS4200 series"
 256         depends on PCI && DMI
 257         help
 258           This option enables support for the Intel SS4200 series of
 259           Network Attached Storage servers.  You may control the hard
 260           drive or power LEDs on the front panel.  Using this driver
 261           can stop the front LED from blinking after startup.
 262
 263 config LEDS_LT3593
 264         tristate "LED driver for LT3593 controllers"
 265         depends on GENERIC_GPIO
 266         help
 267           This option enables support for LEDs driven by a Linear Technology
 268           LT3593 controller. This controller uses a special one-wire pulse
 269           coding protocol to set the brightness.
 270
 271 config LEDS_ADP5520
 272         tristate "LED Support for ADP5520/ADP5501 PMIC"
 273         depends on PMIC_ADP5520
 274         help
 275           This option enables support for on-chip LED drivers found
 276           on Analog Devices ADP5520/ADP5501 PMICs.
 277
 278           To compile this driver as a module, choose M here: the module will
 279           be called leds-adp5520.
 280
 281 config LEDS_DELL_NETBOOKS
 282         tristate "External LED on Dell Business Netbooks"
 283         depends on X86 && ACPI_WMI
 284         help
 285           This adds support for the Latitude 2100 and similar
 286           notebooks that have an external LED.
 287
 288 config LEDS_TRIGGERS
 289         bool "LED Trigger support"
 290         help
 291           This option enables trigger support for the leds class.
 292           These triggers allow kernel events to drive the LEDs and can
 293           be configured via sysfs. If unsure, say Y.
 294
 295 if LEDS_TRIGGERS
 296
 297 comment "LED Triggers"
 298
 299 config LEDS_TRIGGER_TIMER
 300         tristate "LED Timer Trigger"
 301         help
 302           This allows LEDs to be controlled by a programmable timer
 303           via sysfs. Some LED hardware can be programmed to start
 304           blinking the LED without any further software interaction.
 305           For more details read Documentation/leds-class.txt.
 306
 307           If unsure, say Y.
 308
 309 config LEDS_TRIGGER_IDE_DISK
 310         bool "LED IDE Disk Trigger"
 311         depends on IDE_GD_ATA
 312         help
 313           This allows LEDs to be controlled by IDE disk activity.
 314           If unsure, say Y.
 315
 316 config LEDS_TRIGGER_HEARTBEAT
 317         tristate "LED Heartbeat Trigger"
 318         help
 319           This allows LEDs to be controlled by a CPU load average.
 320           The flash frequency is a hyperbolic function of the 1-minute
 321           load average.
 322           If unsure, say Y.
 323
 324 config LEDS_TRIGGER_BACKLIGHT
 325         tristate "LED backlight Trigger"
 326         help
 327           This allows LEDs to be controlled as a backlight device: they
 328           turn off and on when the display is blanked and unblanked.
 329
 330           If unsure, say N.
 331
 332 config LEDS_TRIGGER_GPIO
 333         tristate "LED GPIO Trigger"
 334         depends on GPIOLIB
 335         help
 336           This allows LEDs to be controlled by gpio events. It's good
 337           when using gpios as switches and triggering the needed LEDs
 338           from there. One use case is n810's keypad LEDs that could
 339           be triggered by this trigger when user slides up to show
 340           keypad.
 341
 342           If unsure, say N.
 343
 344 config LEDS_TRIGGER_DEFAULT_ON
 345         tristate "LED Default ON Trigger"
 346         help
 347           This allows LEDs to be initialised in the ON state.
 348           If unsure, say Y.
 349
 350 comment "iptables trigger is under Netfilter config (LED target)"
 351         depends on LEDS_TRIGGERS
 352
 353 endif # LEDS_TRIGGERS
 354
 355 endif # LEDS_CLASS
 356
 357 endif # NEW_LEDS