1Hsow to use U-Boot on Engicam i.CoreM6 (RQS) Solo/DualLite/Quad/Dual Starter Kit: 2-------------------------------------------------------------------------------- 3 4$ make mrproper 5 6- Configure U-Boot for Engicam i.CoreM6 Quad/Duali/Solo/DualLite: 7$ make imx6qdl_icore_mmc_defconfig 8 9- Configure U-Boot for Engicam i.CoreM6 RQS Quad/Duali/Solo/DualLite: 10$ make imx6qdl_icore_rqs_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