1config 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 8menuconfig 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 17if NEW_LEDS 18 19config LEDS_CLASS 20 bool "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 25comment "LED drivers" 26 27config 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 35config 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 43config 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 53config LEDS_LOCOMO 54 tristate "LED Support for Locomo device" 55 depends on LEDS_CLASS 56 depends on SHARP_LOCOMO 57 help 58 This option enables support for the LEDs on Sharp Locomo. 59 Zaurus models SL-5500 and SL-5600. 60 61config LEDS_MIKROTIK_RB532 62 tristate "LED Support for Mikrotik Routerboard 532" 63 depends on LEDS_CLASS 64 depends on MIKROTIK_RB532 65 help 66 This option enables support for the so called "User LED" of 67 Mikrotik's Routerboard 532. 68 69config LEDS_S3C24XX 70 tristate "LED Support for Samsung S3C24XX GPIO LEDs" 71 depends on LEDS_CLASS 72 depends on ARCH_S3C2410 73 help 74 This option enables support for LEDs connected to GPIO lines 75 on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440. 76 77config LEDS_AMS_DELTA 78 tristate "LED Support for the Amstrad Delta (E3)" 79 depends on LEDS_CLASS 80 depends on MACH_AMS_DELTA 81 help 82 This option enables support for the LEDs on Amstrad Delta (E3). 83 84config LEDS_NET48XX 85 tristate "LED Support for Soekris net48xx series Error LED" 86 depends on LEDS_CLASS 87 depends on SCx200_GPIO 88 help 89 This option enables support for the Soekris net4801 and net4826 error 90 LED. 91 92config LEDS_NET5501 93 tristate "LED Support for Soekris net5501 series Error LED" 94 depends on LEDS_TRIGGERS 95 depends on X86 && GPIO_CS5535 96 select LEDS_TRIGGER_DEFAULT_ON 97 default n 98 help 99 Add support for the Soekris net5501 board (detection, error led 100 and GPIO). 101 102config LEDS_FSG 103 tristate "LED Support for the Freecom FSG-3" 104 depends on LEDS_CLASS 105 depends on MACH_FSG 106 help 107 This option enables support for the LEDs on the Freecom FSG-3. 108 109config LEDS_WRAP 110 tristate "LED Support for the WRAP series LEDs" 111 depends on LEDS_CLASS 112 depends on SCx200_GPIO 113 help 114 This option enables support for the PCEngines WRAP programmable LEDs. 115 116config LEDS_COBALT_QUBE 117 tristate "LED Support for the Cobalt Qube series front LED" 118 depends on LEDS_CLASS 119 depends on MIPS_COBALT 120 help 121 This option enables support for the front LED on Cobalt Qube series 122 123config LEDS_COBALT_RAQ 124 bool "LED Support for the Cobalt Raq series" 125 depends on LEDS_CLASS=y && MIPS_COBALT 126 select LEDS_TRIGGERS 127 help 128 This option enables support for the Cobalt Raq series LEDs. 129 130config LEDS_SUNFIRE 131 tristate "LED support for SunFire servers." 132 depends on LEDS_CLASS 133 depends on SPARC64 134 select LEDS_TRIGGERS 135 help 136 This option enables support for the Left, Middle, and Right 137 LEDs on the I/O and CPU boards of SunFire UltraSPARC servers. 138 139config LEDS_HP6XX 140 tristate "LED Support for the HP Jornada 6xx" 141 depends on LEDS_CLASS 142 depends on SH_HP6XX 143 help 144 This option enables LED support for the handheld 145 HP Jornada 620/660/680/690. 146 147config LEDS_PCA9532 148 tristate "LED driver for PCA9532 dimmer" 149 depends on LEDS_CLASS 150 depends on I2C && INPUT && EXPERIMENTAL 151 help 152 This option enables support for NXP pca9532 153 LED controller. It is generally only useful 154 as a platform driver 155 156config LEDS_PCA9532_GPIO 157 bool "Enable GPIO support for PCA9532" 158 depends on LEDS_PCA9532 159 depends on GPIOLIB 160 help 161 Allow unused pins on PCA9532 to be used as gpio. 162 163 To use a pin as gpio pca9532_type in pca9532_platform data needs to 164 set to PCA9532_TYPE_GPIO. 165 166config LEDS_GPIO 167 tristate "LED Support for GPIO connected LEDs" 168 depends on LEDS_CLASS 169 depends on GENERIC_GPIO 170 help 171 This option enables support for the LEDs connected to GPIO 172 outputs. To be useful the particular board must have LEDs 173 and they must be connected to the GPIO lines. The LEDs must be 174 defined as platform devices and/or OpenFirmware platform devices. 175 The code to use these bindings can be selected below. 176 177config LEDS_LP3944 178 tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip" 179 depends on LEDS_CLASS 180 depends on I2C 181 help 182 This option enables support for LEDs connected to the National 183 Semiconductor LP3944 Lighting Management Unit (LMU) also known as 184 Fun Light Chip. 185 186 To compile this driver as a module, choose M here: the 187 module will be called leds-lp3944. 188 189config LEDS_LP5521 190 tristate "LED Support for N.S. LP5521 LED driver chip" 191 depends on LEDS_CLASS && I2C 192 help 193 If you say yes here you get support for the National Semiconductor 194 LP5521 LED driver. It is 3 channel chip with programmable engines. 195 Driver provides direct control via LED class and interface for 196 programming the engines. 197 198config LEDS_LP5523 199 tristate "LED Support for N.S. LP5523 LED driver chip" 200 depends on LEDS_CLASS && I2C 201 help 202 If you say yes here you get support for the National Semiconductor 203 LP5523 LED driver. It is 9 channel chip with programmable engines. 204 Driver provides direct control via LED class and interface for 205 programming the engines. 206 207config LEDS_CLEVO_MAIL 208 tristate "Mail LED on Clevo notebook" 209 depends on LEDS_CLASS 210 depends on X86 && SERIO_I8042 && DMI 211 help 212 This driver makes the mail LED accessible from userspace 213 programs through the leds subsystem. This LED have three 214 known mode: off, blink at 0.5Hz and blink at 1Hz. 215 216 The driver supports two kinds of interface: using ledtrig-timer 217 or through /sys/class/leds/clevo::mail/brightness. As this LED 218 cannot change it's brightness it blinks instead. The brightness 219 value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means 220 blink at 1Hz. 221 222 This module can drive the mail LED for the following notebooks: 223 224 Clevo D400P 225 Clevo D410J 226 Clevo D410V 227 Clevo D400V/D470V (not tested, but might work) 228 Clevo M540N 229 Clevo M5x0N (not tested, but might work) 230 Positivo Mobile (Clevo M5x0V) 231 232 If your model is not listed here you can try the "nodetect" 233 module parameter. 234 235 To compile this driver as a module, choose M here: the 236 module will be called leds-clevo-mail. 237 238config LEDS_PCA955X 239 tristate "LED Support for PCA955x I2C chips" 240 depends on LEDS_CLASS 241 depends on I2C 242 help 243 This option enables support for LEDs connected to PCA955x 244 LED driver chips accessed via the I2C bus. Supported 245 devices include PCA9550, PCA9551, PCA9552, and PCA9553. 246 247config LEDS_WM831X_STATUS 248 tristate "LED support for status LEDs on WM831x PMICs" 249 depends on LEDS_CLASS 250 depends on MFD_WM831X 251 help 252 This option enables support for the status LEDs of the WM831x 253 series of PMICs. 254 255config LEDS_WM8350 256 tristate "LED Support for WM8350 AudioPlus PMIC" 257 depends on LEDS_CLASS 258 depends on MFD_WM8350 259 help 260 This option enables support for LEDs driven by the Wolfson 261 Microelectronics WM8350 AudioPlus PMIC. 262 263config LEDS_DA903X 264 tristate "LED Support for DA9030/DA9034 PMIC" 265 depends on LEDS_CLASS 266 depends on PMIC_DA903X 267 help 268 This option enables support for on-chip LED drivers found 269 on Dialog Semiconductor DA9030/DA9034 PMICs. 270 271config LEDS_DAC124S085 272 tristate "LED Support for DAC124S085 SPI DAC" 273 depends on LEDS_CLASS 274 depends on SPI 275 help 276 This option enables support for DAC124S085 SPI DAC from NatSemi, 277 which can be used to control up to four LEDs. 278 279config LEDS_PWM 280 tristate "PWM driven LED Support" 281 depends on LEDS_CLASS 282 depends on HAVE_PWM 283 help 284 This option enables support for pwm driven LEDs 285 286config LEDS_REGULATOR 287 tristate "REGULATOR driven LED support" 288 depends on LEDS_CLASS 289 depends on REGULATOR 290 help 291 This option enables support for regulator driven LEDs. 292 293config LEDS_BD2802 294 tristate "LED driver for BD2802 RGB LED" 295 depends on LEDS_CLASS 296 depends on I2C 297 help 298 This option enables support for BD2802GU RGB LED driver chips 299 accessed via the I2C bus. 300 301config LEDS_INTEL_SS4200 302 tristate "LED driver for Intel NAS SS4200 series" 303 depends on LEDS_CLASS 304 depends on PCI && DMI 305 help 306 This option enables support for the Intel SS4200 series of 307 Network Attached Storage servers. You may control the hard 308 drive or power LEDs on the front panel. Using this driver 309 can stop the front LED from blinking after startup. 310 311config LEDS_LT3593 312 tristate "LED driver for LT3593 controllers" 313 depends on LEDS_CLASS 314 depends on GENERIC_GPIO 315 help 316 This option enables support for LEDs driven by a Linear Technology 317 LT3593 controller. This controller uses a special one-wire pulse 318 coding protocol to set the brightness. 319 320config LEDS_ADP5520 321 tristate "LED Support for ADP5520/ADP5501 PMIC" 322 depends on LEDS_CLASS 323 depends on PMIC_ADP5520 324 help 325 This option enables support for on-chip LED drivers found 326 on Analog Devices ADP5520/ADP5501 PMICs. 327 328 To compile this driver as a module, choose M here: the module will 329 be called leds-adp5520. 330 331config LEDS_DELL_NETBOOKS 332 tristate "External LED on Dell Business Netbooks" 333 depends on LEDS_CLASS 334 depends on X86 && ACPI_WMI 335 help 336 This adds support for the Latitude 2100 and similar 337 notebooks that have an external LED. 338 339config LEDS_MC13783 340 tristate "LED Support for MC13783 PMIC" 341 depends on LEDS_CLASS 342 depends on MFD_MC13783 343 help 344 This option enable support for on-chip LED drivers found 345 on Freescale Semiconductor MC13783 PMIC. 346 347config LEDS_NS2 348 tristate "LED support for Network Space v2 GPIO LEDs" 349 depends on LEDS_CLASS 350 depends on MACH_NETSPACE_V2 || MACH_INETSPACE_V2 || MACH_NETSPACE_MAX_V2 || D2NET_V2 351 default y 352 help 353 This option enable support for the dual-GPIO LED found on the 354 Network Space v2 board (and parents). This include Internet Space v2, 355 Network Space (Max) v2 and d2 Network v2 boards. 356 357config LEDS_NETXBIG 358 tristate "LED support for Big Network series LEDs" 359 depends on MACH_NET2BIG_V2 || MACH_NET5BIG_V2 360 depends on LEDS_CLASS 361 default y 362 help 363 This option enable support for LEDs found on the LaCie 2Big 364 and 5Big Network v2 boards. The LEDs are wired to a CPLD and are 365 controlled through a GPIO extension bus. 366 367config LEDS_ASIC3 368 bool "LED support for the HTC ASIC3" 369 depends on LEDS_CLASS 370 depends on MFD_ASIC3 371 default y 372 help 373 This option enables support for the LEDs on the HTC ASIC3. The HTC 374 ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver 375 cannot be used. This driver supports hardware blinking with an on+off 376 period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700. 377 378config LEDS_TRIGGERS 379 bool "LED Trigger support" 380 depends on LEDS_CLASS 381 help 382 This option enables trigger support for the leds class. 383 These triggers allow kernel events to drive the LEDs and can 384 be configured via sysfs. If unsure, say Y. 385 386comment "LED Triggers" 387 388config LEDS_TRIGGER_TIMER 389 tristate "LED Timer Trigger" 390 depends on LEDS_TRIGGERS 391 help 392 This allows LEDs to be controlled by a programmable timer 393 via sysfs. Some LED hardware can be programmed to start 394 blinking the LED without any further software interaction. 395 For more details read Documentation/leds-class.txt. 396 397 If unsure, say Y. 398 399config LEDS_TRIGGER_IDE_DISK 400 bool "LED IDE Disk Trigger" 401 depends on IDE_GD_ATA 402 depends on LEDS_TRIGGERS 403 help 404 This allows LEDs to be controlled by IDE disk activity. 405 If unsure, say Y. 406 407config LEDS_TRIGGER_HEARTBEAT 408 tristate "LED Heartbeat Trigger" 409 depends on LEDS_TRIGGERS 410 help 411 This allows LEDs to be controlled by a CPU load average. 412 The flash frequency is a hyperbolic function of the 1-minute 413 load average. 414 If unsure, say Y. 415 416config LEDS_TRIGGER_BACKLIGHT 417 tristate "LED backlight Trigger" 418 depends on LEDS_TRIGGERS 419 help 420 This allows LEDs to be controlled as a backlight device: they 421 turn off and on when the display is blanked and unblanked. 422 423 If unsure, say N. 424 425config LEDS_TRIGGER_GPIO 426 tristate "LED GPIO Trigger" 427 depends on LEDS_TRIGGERS 428 depends on GPIOLIB 429 help 430 This allows LEDs to be controlled by gpio events. It's good 431 when using gpios as switches and triggering the needed LEDs 432 from there. One use case is n810's keypad LEDs that could 433 be triggered by this trigger when user slides up to show 434 keypad. 435 436 If unsure, say N. 437 438config LEDS_TRIGGER_DEFAULT_ON 439 tristate "LED Default ON Trigger" 440 depends on LEDS_TRIGGERS 441 help 442 This allows LEDs to be initialised in the ON state. 443 If unsure, say Y. 444 445comment "iptables trigger is under Netfilter config (LED target)" 446 depends on LEDS_TRIGGERS 447 448endif # NEW_LEDS 449