Odroid XU-4 board with Samsung Exynos 5422 SoC How to build it =============== $ make odroidxu4_defconfig Then you can edit the build options using $ make menuconfig Compile all and build rootfs image: $ make Note: you will need to have access to the network, since Buildroot will download the packages' sources. Result of the build ------------------- After building, you should obtain all output files in output/images/ How to write the SD card or eMMC ================================ Once the build process is finished you will have an image called "sdcard.img" in the output/images/ directory. Copy the bootable "sdcard.img" onto an SD card or eMMC with "dd": $ sudo dd if=output/images/sdcard.img of=/dev/sdX Insert the SDcard into your ODROID-XU4, and power it up. Your new system should come up now.