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/usr/src/kernels/4.18.0-553.157.1.el8_10.x86_64/drivers/leds/Kconfig
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config LEDS_GPIO_REGISTER bool help This option provides the function gpio_led_register_device. As this function is used by arch code it must not be compiled as a module. menuconfig NEW_LEDS bool "LED Support" help Say Y to enable Linux LED support. This allows control of supported LEDs from both userspace and optionally, by kernel events (triggers). if NEW_LEDS config LEDS_CLASS tristate "LED Class Support" help This option enables the led sysfs class in /sys/class/leds. You'll need this to do anything useful with LEDs. If unsure, say N. config LEDS_CLASS_FLASH tristate "LED Flash Class Support" depends on LEDS_CLASS help This option enables the flash led sysfs class in /sys/class/leds. It wrapps LED Class and adds flash LEDs specific sysfs attributes and kernel internal API to it. You'll need this to provide support for the flash related features of a LED device. It can be built as a module. config LEDS_BRIGHTNESS_HW_CHANGED bool "LED Class brightness_hw_changed attribute support" depends on LEDS_CLASS help This option enables support for the brightness_hw_changed attribute for led sysfs class devices under /sys/class/leds. See Documentation/ABI/testing/sysfs-class-led for details. comment "LED drivers" config LEDS_88PM860X tristate "LED Support for Marvell 88PM860x PMIC" depends on LEDS_CLASS depends on MFD_88PM860X help This option enables support for on-chip LED drivers found on Marvell Semiconductor 88PM8606 PMIC. config LEDS_AAT1290 tristate "LED support for the AAT1290" depends on LEDS_CLASS_FLASH depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS depends on GPIOLIB || COMPILE_TEST depends on OF depends on PINCTRL help This option enables support for the LEDs on the AAT1290. config LEDS_APU tristate "Front panel LED support for PC Engines APU/APU2 boards" depends on LEDS_CLASS depends on X86 && DMI help This driver makes the PC Engines APU/APU2 front panel LEDs accessible from userspace programs through the LED subsystem. To compile this driver as a module, choose M here: the module will be called leds-apu. config LEDS_AS3645A tristate "AS3645A and LM3555 LED flash controllers support" depends on I2C && LEDS_CLASS_FLASH depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS help Enable LED flash class support for AS3645A LED flash controller. V4L2 flash API is provided as well if CONFIG_V4L2_FLASH_API is enabled. config LEDS_BCM6328 tristate "LED Support for Broadcom BCM6328" depends on LEDS_CLASS depends on HAS_IOMEM depends on OF help This option enables support for LEDs connected to the BCM6328 LED HW controller accessed via MMIO registers. config LEDS_BCM6358 tristate "LED Support for Broadcom BCM6358" depends on LEDS_CLASS depends on HAS_IOMEM depends on OF help This option enables support for LEDs connected to the BCM6358 LED HW controller accessed via MMIO registers. config LEDS_CPCAP tristate "LED Support for Motorola CPCAP" depends on LEDS_CLASS depends on MFD_CPCAP depends on OF help This option enables support for LEDs offered by Motorola's CPCAP PMIC. config LEDS_CR0014114 tristate "LED Support for Crane CR0014114" depends on LEDS_CLASS depends on SPI depends on OF help This option enables support for CR0014114 LED Board which is widely used in vending machines produced by Crane Merchandising Systems. To compile this driver as a module, choose M here: the module will be called leds-cr0014114. config LEDS_LM3530 tristate "LCD Backlight driver for LM3530" depends on LEDS_CLASS depends on I2C help This option enables support for the LCD backlight using LM3530 ambient light sensor chip. This ALS chip can be controlled manually or using PWM input or using ambient light automatically. config LEDS_LM3533 tristate "LED support for LM3533" depends on LEDS_CLASS depends on MFD_LM3533 help This option enables support for the LEDs on National Semiconductor / TI LM3533 Lighting Power chips. The LEDs can be controlled directly, through PWM input, or by the ambient-light-sensor interface. The chip supports hardware-accelerated blinking with maximum on and off periods of 9.8 and 77 seconds respectively. config LEDS_LM3642 tristate "LED support for LM3642 Chip" depends on LEDS_CLASS && I2C select REGMAP_I2C help This option enables support for LEDs connected to LM3642. The LM3642 is a 4MHz fixed-frequency synchronous boost converter plus 1.5A constant current driver for a high-current white LED. config LEDS_LM3692X tristate "LED support for LM3692x Chips" depends on LEDS_CLASS && I2C && OF select REGMAP_I2C help This option enables support for the TI LM3692x family of white LED string drivers used for backlighting. config LEDS_LM3601X tristate "LED support for LM3601x Chips" depends on LEDS_CLASS && I2C depends on LEDS_CLASS_FLASH select REGMAP_I2C help This option enables support for the TI LM3601x family of flash, torch and indicator classes. config LEDS_LOCOMO tristate "LED Support for Locomo device" depends on LEDS_CLASS depends on SHARP_LOCOMO help This option enables support for the LEDs on Sharp Locomo. Zaurus models SL-5500 and SL-5600. config LEDS_MIKROTIK_RB532 tristate "LED Support for Mikrotik Routerboard 532" depends on LEDS_CLASS depends on MIKROTIK_RB532 help This option enables support for the so called "User LED" of Mikrotik's Routerboard 532. config LEDS_MT6323 tristate "LED Support for Mediatek MT6323 PMIC" depends on LEDS_CLASS depends on MFD_MT6397 help This option enables support for on-chip LED drivers found on Mediatek MT6323 PMIC. config LEDS_S3C24XX tristate "LED Support for Samsung S3C24XX GPIO LEDs" depends on LEDS_CLASS depends on ARCH_S3C24XX help This option enables support for LEDs connected to GPIO lines on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440. config LEDS_NET48XX tristate "LED Support for Soekris net48xx series Error LED" depends on LEDS_CLASS depends on SCx200_GPIO help This option enables support for the Soekris net4801 and net4826 error LED. config LEDS_FSG tristate "LED Support for the Freecom FSG-3" depends on LEDS_CLASS depends on MACH_FSG help This option enables support for the LEDs on the Freecom FSG-3. config LEDS_WRAP tristate "LED Support for the WRAP series LEDs" depends on LEDS_CLASS depends on SCx200_GPIO help This option enables support for the PCEngines WRAP programmable LEDs. config LEDS_COBALT_QUBE tristate "LED Support for the Cobalt Qube series front LED" depends on LEDS_CLASS depends on MIPS_COBALT help This option enables support for the front LED on Cobalt Qube series config LEDS_COBALT_RAQ bool "LED Support for the Cobalt Raq series" depends on LEDS_CLASS=y && MIPS_COBALT select LEDS_TRIGGERS help This option enables support for the Cobalt Raq series LEDs. config LEDS_SUNFIRE tristate "LED support for SunFire servers." depends on LEDS_CLASS depends on SPARC64 select LEDS_TRIGGERS help This option enables support for the Left, Middle, and Right LEDs on the I/O and CPU boards of SunFire UltraSPARC servers. config LEDS_IPAQ_MICRO tristate "LED Support for the Compaq iPAQ h3xxx" depends on LEDS_CLASS depends on MFD_IPAQ_MICRO help Choose this option if you want to use the notification LED on Compaq/HP iPAQ h3100 and h3600. config LEDS_HP6XX tristate "LED Support for the HP Jornada 6xx" depends on LEDS_CLASS depends on SH_HP6XX help This option enables LED support for the handheld HP Jornada 620/660/680/690. config LEDS_PCA9532 tristate "LED driver for PCA9532 dimmer" depends on LEDS_CLASS depends on I2C && INPUT help This option enables support for NXP pca9532 LED controller. It is generally only useful as a platform driver config LEDS_PCA9532_GPIO bool "Enable GPIO support for PCA9532" depends on LEDS_PCA9532 depends on GPIOLIB help Allow unused pins on PCA9532 to be used as gpio. To use a pin as gpio pca9532_type in pca9532_platform data needs to set to PCA9532_TYPE_GPIO. config LEDS_GPIO tristate "LED Support for GPIO connected LEDs" depends on LEDS_CLASS depends on GPIOLIB || COMPILE_TEST help This option enables support for the LEDs connected to GPIO outputs. To be useful the particular board must have LEDs and they must be connected to the GPIO lines. The LEDs must be defined as platform devices and/or OpenFirmware platform devices. The code to use these bindings can be selected below. config LEDS_LP3944 tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip" depends on LEDS_CLASS depends on I2C help This option enables support for LEDs connected to the National Semiconductor LP3944 Lighting Management Unit (LMU) also known as Fun Light Chip. To compile this driver as a module, choose M here: the module will be called leds-lp3944. config LEDS_LP3952 tristate "LED Support for TI LP3952 2 channel LED driver" depends on LEDS_CLASS depends on I2C depends on GPIOLIB select REGMAP_I2C help This option enables support for LEDs connected to the Texas Instruments LP3952 LED driver. To compile this driver as a module, choose M here: the module will be called leds-lp3952. config LEDS_LP55XX_COMMON tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501" depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501 select FW_LOADER select FW_LOADER_USER_HELPER help This option supports common operations for LP5521/5523/55231/5562/8501 devices. config LEDS_LP5521 tristate "LED Support for N.S. LP5521 LED driver chip" depends on LEDS_CLASS && I2C select LEDS_LP55XX_COMMON help If you say yes here you get support for the National Semiconductor LP5521 LED driver. It is 3 channel chip with programmable engines. Driver provides direct control via LED class and interface for programming the engines. config LEDS_LP5523 tristate "LED Support for TI/National LP5523/55231 LED driver chip" depends on LEDS_CLASS && I2C select LEDS_LP55XX_COMMON help If you say yes here you get support for TI/National Semiconductor LP5523/55231 LED driver. It is 9 channel chip with programmable engines. Driver provides direct control via LED class and interface for programming the engines. config LEDS_LP5562 tristate "LED Support for TI LP5562 LED driver chip" depends on LEDS_CLASS && I2C select LEDS_LP55XX_COMMON help If you say yes here you get support for TI LP5562 LED driver. It is 4 channels chip with programmable engines. Driver provides direct control via LED class and interface for programming the engines. config LEDS_LP8501 tristate "LED Support for TI LP8501 LED driver chip" depends on LEDS_CLASS && I2C select LEDS_LP55XX_COMMON help If you say yes here you get support for TI LP8501 LED driver. It is 9 channel chip with programmable engines. Driver provides direct control via LED class and interface for programming the engines. It is similar as LP5523, but output power selection is available. And register layout and engine program schemes are different. config LEDS_LP8788 tristate "LED support for the TI LP8788 PMIC" depends on LEDS_CLASS depends on MFD_LP8788 help This option enables support for the Keyboard LEDs on the LP8788 PMIC. config LEDS_LP8860 tristate "LED support for the TI LP8860 4 channel LED driver" depends on LEDS_CLASS && I2C && OF select REGMAP_I2C help If you say yes here you get support for the TI LP8860 4 channel LED driver. This option enables support for the display cluster LEDs on the LP8860 4 channel LED driver using the I2C communication bus. config LEDS_CLEVO_MAIL tristate "Mail LED on Clevo notebook" depends on LEDS_CLASS depends on X86 && SERIO_I8042 && DMI help This driver makes the mail LED accessible from userspace programs through the leds subsystem. This LED have three known mode: off, blink at 0.5Hz and blink at 1Hz. The driver supports two kinds of interface: using ledtrig-timer or through /sys/class/leds/clevo::mail/brightness. As this LED cannot change it's brightness it blinks instead. The brightness value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means blink at 1Hz. This module can drive the mail LED for the following notebooks: Clevo D400P Clevo D410J Clevo D410V Clevo D400V/D470V (not tested, but might work) Clevo M540N Clevo M5x0N (not tested, but might work) Positivo Mobile (Clevo M5x0V) If your model is not listed here you can try the "nodetect" module parameter. To compile this driver as a module, choose M here: the module will be called leds-clevo-mail. config LEDS_PCA955X tristate "LED Support for PCA955x I2C chips" depends on LEDS_CLASS depends on I2C help This option enables support for LEDs connected to PCA955x LED driver chips accessed via the I2C bus. Supported devices include PCA9550, PCA9551, PCA9552, and PCA9553. config LEDS_PCA955X_GPIO bool "Enable GPIO support for PCA955X" depends on LEDS_PCA955X depends on GPIOLIB help Allow unused pins on PCA955X to be used as gpio. To use a pin as gpio the pin type should be set to PCA955X_TYPE_GPIO in the device tree. config LEDS_PCA963X tristate "LED support for PCA963x I2C chip" depends on LEDS_CLASS depends on I2C help This option enables support for LEDs connected to the PCA963x LED driver chip accessed via the I2C bus. Supported devices include PCA9633 and PCA9634 config LEDS_WM831X_STATUS tristate "LED support for status LEDs on WM831x PMICs" depends on LEDS_CLASS depends on MFD_WM831X help This option enables support for the status LEDs of the WM831x series of PMICs. config LEDS_WM8350 tristate "LED Support for WM8350 AudioPlus PMIC" depends on LEDS_CLASS depends on MFD_WM8350 help This option enables support for LEDs driven by the Wolfson Microelectronics WM8350 AudioPlus PMIC. config LEDS_DA903X tristate "LED Support for DA9030/DA9034 PMIC" depends on LEDS_CLASS depends on PMIC_DA903X help This option enables support for on-chip LED drivers found on Dialog Semiconductor DA9030/DA9034 PMICs. config LEDS_DA9052 tristate "Dialog DA9052/DA9053 LEDS" depends on LEDS_CLASS depends on PMIC_DA9052 help This option enables support for on-chip LED drivers found on Dialog Semiconductor DA9052-BC and DA9053-AA/Bx PMICs. config LEDS_DAC124S085 tristate "LED Support for DAC124S085 SPI DAC" depends on LEDS_CLASS depends on SPI help This option enables support for DAC124S085 SPI DAC from NatSemi, which can be used to control up to four LEDs. config LEDS_PWM tristate "PWM driven LED Support" depends on LEDS_CLASS depends on PWM help This option enables support for pwm driven LEDs config LEDS_REGULATOR tristate "REGULATOR driven LED support" depends on LEDS_CLASS depends on REGULATOR help This option enables support for regulator driven LEDs. config LEDS_BD2802 tristate "LED driver for BD2802 RGB LED" depends on LEDS_CLASS depends on I2C help This option enables support for BD2802GU RGB LED driver chips accessed via the I2C bus. config LEDS_INTEL_SS4200 tristate "LED driver for Intel NAS SS4200 series" depends on LEDS_CLASS depends on PCI && DMI depends on X86 help This option enables support for the Intel SS4200 series of Network Attached Storage servers. You may control the hard drive or power LEDs on the front panel. Using this driver can stop the front LED from blinking after startup. config LEDS_LT3593 tristate "LED driver for LT3593 controllers" depends on LEDS_CLASS depends on GPIOLIB || COMPILE_TEST help This option enables support for LEDs driven by a Linear Technology LT3593 controller. This controller uses a special one-wire pulse coding protocol to set the brightness. config LEDS_ADP5520 tristate "LED Support for ADP5520/ADP5501 PMIC" depends on LEDS_CLASS depends on PMIC_ADP5520 help This option enables support for on-chip LED drivers found on Analog Devices ADP5520/ADP5501 PMICs. To compile this driver as a module, choose M here: the module will be called leds-adp5520. config LEDS_MC13783 tristate "LED Support for MC13XXX PMIC" depends on LEDS_CLASS depends on MFD_MC13XXX help This option enables support for on-chip LED drivers found on Freescale Semiconductor MC13783/MC13892/MC34708 PMIC. config LEDS_NS2 tristate "LED support for Network Space v2 GPIO LEDs" depends on LEDS_CLASS depends on MACH_KIRKWOOD || MACH_ARMADA_370 default y help This option enables support for the dual-GPIO LEDs found on the following LaCie/Seagate boards: Network Space v2 (and parents: Max, Mini) Internet Space v2 d2 Network v2 n090401 (Seagate NAS 4-Bay) config LEDS_NETXBIG tristate "LED support for Big Network series LEDs" depends on LEDS_CLASS depends on MACH_KIRKWOOD default y help This option enables support for LEDs found on the LaCie 2Big and 5Big Network v2 boards. The LEDs are wired to a CPLD and are controlled through a GPIO extension bus. config LEDS_ASIC3 bool "LED support for the HTC ASIC3" depends on LEDS_CLASS=y depends on MFD_ASIC3 default y help This option enables support for the LEDs on the HTC ASIC3. The HTC ASIC3 LED GPIOs are inputs, not outputs, thus the leds-gpio driver cannot be used. This driver supports hardware blinking with an on+off period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700. config LEDS_TCA6507 tristate "LED Support for TCA6507 I2C chip" depends on LEDS_CLASS && I2C help This option enables support for LEDs connected to TC6507 LED driver chips accessed via the I2C bus. Driver support brightness control and hardware-assisted blinking. config LEDS_TLC591XX tristate "LED driver for TLC59108 and TLC59116 controllers" depends on LEDS_CLASS && I2C select REGMAP_I2C help This option enables support for Texas Instruments TLC59108 and TLC59116 LED controllers. config LEDS_MAX77693 tristate "LED support for MAX77693 Flash" depends on LEDS_CLASS_FLASH depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS depends on MFD_MAX77693 depends on OF help This option enables support for the flash part of the MAX77693 multifunction device. It has build in control for two leds in flash and torch mode. config LEDS_MAX8997 tristate "LED support for MAX8997 PMIC" depends on LEDS_CLASS && MFD_MAX8997 help This option enables support for on-chip LED drivers on MAXIM MAX8997 PMIC. config LEDS_LM355x tristate "LED support for LM3554 and LM3556 chips" depends on LEDS_CLASS && I2C select REGMAP_I2C help This option enables support for LEDs connected to LM3554 and LM3556. It includes Torch, Flash and Indicator functions. config LEDS_OT200 tristate "LED support for the Bachmann OT200" depends on LEDS_CLASS && HAS_IOMEM && (X86_32 || COMPILE_TEST) help This option enables support for the LEDs on the Bachmann OT200. Say Y to enable LEDs on the Bachmann OT200. config LEDS_MENF21BMC tristate "LED support for the MEN 14F021P00 BMC" depends on LEDS_CLASS && MFD_MENF21BMC help Say Y here to include support for the MEN 14F021P00 BMC LEDs. This driver can also be built as a module. If so the module will be called leds-menf21bmc. config LEDS_KTD2692 tristate "LED support for KTD2692 flash LED controller" depends on LEDS_CLASS_FLASH && OF depends on GPIOLIB || COMPILE_TEST help This option enables support for KTD2692 LED flash connected through ExpressWire interface. Say Y to enable this driver. config LEDS_IS31FL319X tristate "LED Support for ISSI IS31FL319x I2C LED controller family" depends on LEDS_CLASS && I2C && OF select REGMAP_I2C help This option enables support for LEDs connected to ISSI IS31FL319x fancy LED driver chips accessed via the I2C bus. Driver supports individual PWM brightness control for each channel. This driver can also be built as a module. If so the module will be called leds-is31fl319x. config LEDS_IS31FL32XX tristate "LED support for ISSI IS31FL32XX I2C LED controller family" depends on LEDS_CLASS && I2C && OF help Say Y here to include support for ISSI IS31FL32XX and Si-En SN32xx LED controllers. They are I2C devices with multiple constant-current channels, each with independent 256-level PWM control. config LEDS_SC27XX_BLTC tristate "LED support for the SC27xx breathing light controller" depends on LEDS_CLASS && MFD_SC27XX_PMIC depends on OF help Say Y here to include support for the SC27xx breathing light controller LEDs. This driver can also be built as a module. If so the module will be called leds-sc27xx-bltc. comment "LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)" config LEDS_BLINKM tristate "LED support for the BlinkM I2C RGB LED" depends on LEDS_CLASS depends on I2C help This option enables support for the BlinkM RGB LED connected through I2C. Say Y to enable support for the BlinkM LED. config LEDS_POWERNV tristate "LED support for PowerNV Platform" depends on LEDS_CLASS depends on PPC_POWERNV depends on OF help This option enables support for the system LEDs present on PowerNV platforms. Say 'y' to enable this support in kernel. To compile this driver as a module, choose 'm' here: the module will be called leds-powernv. config LEDS_SYSCON bool "LED support for LEDs on system controllers" depends on LEDS_CLASS=y depends on MFD_SYSCON depends on OF help This option enables support for the LEDs on syscon type devices. This will only work with device tree enabled devices. config LEDS_PM8058 tristate "LED Support for the Qualcomm PM8058 PMIC" depends on MFD_PM8XXX depends on LEDS_CLASS help Choose this option if you want to use the LED drivers in the Qualcomm PM8058 PMIC. config LEDS_MLXCPLD tristate "LED support for the Mellanox boards" depends on X86 && DMI depends on LEDS_CLASS help This option enables support for the LEDs on the Mellanox boards. Say Y to enable these. config LEDS_MLXREG tristate "LED support for the Mellanox switches management control" depends on LEDS_CLASS help This option enables support for the LEDs on the Mellanox Ethernet and InfiniBand switches. The driver can be activated by the platform device device add call. Say Y to enable these. To compile this driver as a module, choose 'M' here: the module will be called leds-mlxreg. config LEDS_USER tristate "Userspace LED support" depends on LEDS_CLASS help This option enables support for userspace LEDs. Say 'y' to enable this support in kernel. To compile this driver as a module, choose 'm' here: the module will be called uleds. config LEDS_NIC78BX tristate "LED support for NI PXI NIC78bx devices" depends on LEDS_CLASS depends on X86 && ACPI help This option enables support for the User1 and User2 LEDs on NI PXI NIC78bx devices. To compile this driver as a module, choose M here: the module will be called leds-nic78bx. comment "LED Triggers" source "drivers/leds/trigger/Kconfig" endif # NEW_LEDS
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