How-To: Multiboot and USB Boot on ODROID-C4

Petitboot for the ODROID-N2 has been modified allowing booting of multiple OSes on the ODROID-C4 and booting from USB Storage.

Unlike the ODROID-N2, the ODROID-C4 does not have SPI flash memory and must rely on the bootloader from an eMMC or microSD card. Therefore, either an eMMC or microSD card must be present on the system in order to activate Petitboot. It's recommended to use a small microSD card as very little storage is needed.

Read the full tutorial here.

Check out the Reddit post here.