Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) sysfs interface for Texas Instruments lm3639 backlight + flash led driver chip
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) ------------------------------------------------------------------------------
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) What:		/sys/class/backlight/<backlight>/bled_mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) Date:		Oct, 2012
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) KernelVersion:	v3.10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) Contact:	dri-devel@lists.freedesktop.org
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) Description:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 		(WO) Write to the backlight mapping mode. The backlight current
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 		can be mapped for either exponential (value "0") or linear
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 		mapping modes (default).