LXR linux/drivers/leds/Kconfig

   1menuconfig 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
  10if NEW_LEDS
  11
  12config 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
  18if LEDS_CLASS
  19
  20comment "LED drivers"
  21
  22config 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
  29config 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
  36config 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
  43config 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
  50config 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
  57config 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
  63config 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
  70config 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
  76config 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
  82config 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
  89config 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
  95config 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
 101config 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
 108config 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
 116config 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
 123config 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
 131config 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
 141config 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
 149config 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
 158config 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
 169config 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
 199config 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
 207config 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
 214config 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
 221config 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
 228config 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
 235config 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
 241config LEDS_REGULATOR
 242        tristate "REGULATOR driven LED support"
 243        depends on REGULATOR
 244        help
 245          This option enables support for regulator driven LEDs.
 246
 247config 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
 254config 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
 263config 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
 271config 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
 281config 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
 288config 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
 295if LEDS_TRIGGERS
 296
 297comment "LED Triggers"
 298
 299config 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
 309config 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
 316config 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
 324config 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
 332config 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
 344config 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
 350comment "iptables trigger is under Netfilter config (LED target)"
 351        depends on LEDS_TRIGGERS
 352
 353endif # LEDS_TRIGGERS
 354
 355endif # LEDS_CLASS
 356
 357endif # NEW_LEDS
 358