kernelversion:
stable - 5.11.4
mainline - 4.14.224
mainline - 4.4.260
mainline - 4.19.179
mainline - 5.4.103
mainline - 4.9.260
mainline - 5.10.21
mainline - 5.12-rc2
5.9.9
[click here for custom version]
architecture:
>
x86
arm
arm64
powerpc
mips
sparc
ia64
arc
riscv
nds32
m68k
microblaze
alpha
unicore32
parisc
blackfin
default or selected kernelversion does not have config value CONFIG_BACKLIGHT_LED.
Result is shown for kernelversion 5.9.9
depends
CONFIG_BACKLIGHT_CLASS_DEVICE
CONFIG_HAS_IOMEM
CONFIG_LEDS_CLASS
CONFIG_OF
Generic LED based Backlight Driver
modulename: led_bl.ko
configname: CONFIG_BACKLIGHT_LED
Linux Kernel Configuration
└─> Device Drivers
└─> Graphics support
└─> Backlight & LCD device support
└─> Device Tree and Open Firmware support
└─> Generic LED based Backlight Driver
If you have a LCD backlight adjustable by LED class driver, say Y
to enable this driver.
source code:
drivers/video/backlight/led_bl.c
to enable this driver.