As long as the overlay is loaded. This i2c command changes the dlp out output 24 bit interface.
i2cset -y 2 0x1b 0x0b 0x00 0x00 0x00 0x00 i
i2cset -y 2 0x1b 0x0c 0x00 0x00 0x00 0x1b i
This would be the closest to that old Jessie version… Debian 10.x (Buster) - Monthly Snapshot - 2023-07-01 - (FINAL)
Regards,