Support Custom Remote Controller

To support custom remote controller with LIRC, your kernel version should be 3.14.29-56 (2016/04/20) or higher.
This functionality is only available with Ubuntu.

(update 2018.06.25)
LIRC version of Ubuntu 18.04 is higher than Ubuntu 16.04 and related files under /etc/lirc/ are configured differently.
Select your Ubuntu version first among the following guides.

Support Custom Remote Controller with Ubuntu 18.04

Support Custom Remote Controller with Ubuntu 16.04

Key Code Configuration of Hardkernel IR Remote Controller