path: root/drivers/leds/Kconfig

# SPDX-License-Identifier: GPL-2.0-only
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 wraps 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_CLASS_MULTICOLOR
	tristate "LED Multicolor Class Support"
	depends on LEDS_CLASS
	help
	  This option enables the multicolor LED sysfs class in /sys/class/leds.
	  It wraps LED class and adds multicolor LED specific sysfs attributes
	  and kernel internal API to it. You'll need this to provide support
	  for multicolor LEDs that are grouped together. This class is not
	  intended for single color LEDs. 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_AN30259A
	tristate "LED support for Panasonic AN30259A"
	depends on LEDS_CLASS && I2C && OF
	help
	  This option enables support for the AN30259A 3-channel
	  LED driver.

	  To compile this driver as a module, choose M here: the module
	  will be called leds-an30259a.

config LEDS_APU
	tristate "Front panel LED support for PC Engines APU/APU2/APU3 boards"
	depends on LEDS_CLASS
	depends on X86 && DMI
	help
	  This driver makes the PC Engines APU1 front panel LEDs
	  accessible from userspace programs through the LED subsystem.

	  If you're looking for APU2/3, use the pcengines-apu2 driver.
	  (symbol CONFIG_PCENGINES_APU2)

	  To compile this driver as a module, choose M here: the
	  module will be called leds-apu.

config LEDS_ARIEL
	tristate "Dell Wyse 3020 status LED support"
	depends on LEDS_CLASS
	depends on (MACH_MMP3_DT && MFD_ENE_KB3930) || COMPILE_TEST
	help
	  This driver adds support for controlling the front panel status
	  LEDs on Dell Wyse 3020 (Ariel) board via the KB3930 Embedded
	  Controller.

	  Say Y to if your machine is a Dell Wyse 3020 thin client.

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_AW2013
	tristate "LED support for Awinic AW2013"
	depends on LEDS_CLASS && I2C && OF
	help
	  This option enables support for the AW2013 3-channel
	  LED driver.

	  To compile this driver as a module, choose M here: the module
	  will be called leds-aw2013.

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_EL15203000
	tristate "LED Support for Crane EL15203000"
	depends on LEDS_CLASS
	depends on SPI
	depends on OF
	help
	  This option enables support for EL15203000 LED Board
	  (aka RED LED board) which is widely used in coffee vending
	  machines produced by Crane Merchandising Systems.

	  To compile this driver as a module, choose M here: the module
	  will be called leds-el15203000.

config LEDS_TURRIS_OMNIA
	tristate "LED support for CZ.NIC's Turris Omnia"
	depends on LEDS_CLASS_MULTICOLOR
	depends on I2C
	depends on MACH_ARMADA_38X || COMPILE_TEST
	depends on OF
	help
	  This option enables basic support for the LEDs found on the front
	  side of CZ.NIC's Turris Omnia router. There are 12 RGB LEDs on the
	  front panel.

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_LM3532
	tristate "LCD Backlight driver for LM3532"
	depends on LEDS_CLASS
	depends on I2C
	help
	  This option enables support for the LCD backlight using
	  LM3532 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 || COMPILE_TEST
	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 || COMPILE_TEST
	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 || COMPILE_TEST)
	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