1 How to use U-Boot on MX6Q/DL Udoo boards 2 ---------------------------------------- 3 4 - Build U-Boot for MX6Q/DL Udoo boards: 5 6 $ make mrproper 7 $ make udoo_defconfig 8 $ make 9 10 This will generate the SPL image called SPL and the u-boot.img. 11 12 - Flash the SPL image into the SD card: 13 14 sudo dd if=SPL of=/dev/mmcblk0 bs=1k seek=1; sync 15 16 - Flash the u-boot.img image into the SD card: 17 18 sudo dd if=u-boot.img of=/dev/mmcblk0 bs=1k seek=69; sync 19 20 - Insert the SD card in the board, power it up and U-Boot messages should 21 come up. 22