1Hsow to use U-Boot on Engicam GEAM6UL and Is.IoT MX6UL Starter Kit: 2------------------------------------------------------------------- 3 4$ make mrproper 5 6- Configure U-Boot for Engicam GEAM6UL: 7$ make imx6ul_geam_mmc_defconfig 8 9- Configure U-Boot for Engicam Is.IoT MX6UL: 10$ make imx6ul_isiot_mmc_defconfig 11 12- Build U-Boot 13$ make 14 15This will generate the SPL image called SPL and the u-boot-dtb.img. 16 17- Flash the SPL image into the micro SD card: 18 19sudo dd if=SPL of=/dev/mmcblk0 bs=1k seek=1; sync 20 21- Flash the u-boot-dtb.img image into the micro SD card: 22 23sudo dd if=u-boot-dtb.img of=/dev/mmcblk0 bs=1k seek=69; sync 24 25- Jumper settings: 26 27MMC Boot: JM3 Closed 28 29- Connect the Serial cable between the Starter Kit and the PC for the console. 30(J28 is the Linux Serial console connector) 31 32- Insert the micro SD card in the board, power it up and U-Boot messages should 33come up. 34