1*4882a593SmuzhiyunHow to use U-Boot on Engicam i.CoreM6 Solo/DualLite and Quad/Dual Starter Kit: 2*4882a593Smuzhiyun----------------------------------------------------------------------------- 3*4882a593Smuzhiyun 4*4882a593Smuzhiyun$ make mrproper 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun- Configure U-Boot for Engicam i.CoreM6 Quad/Dual: 7*4882a593Smuzhiyun$ make imx6q_icore_mmc_defconfig 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun- Configure U-Boot for Engicam i.CoreM6 Solo/DualLite: 10*4882a593Smuzhiyun$ make imx6dl_icore_mmc_defconfig 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun- Build U-Boot 13*4882a593Smuzhiyun$ make 14*4882a593Smuzhiyun 15*4882a593SmuzhiyunThis will generate the SPL image called SPL and the u-boot-dtb.img. 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun- Flash the SPL image into the micro SD card: 18*4882a593Smuzhiyun 19*4882a593Smuzhiyunsudo dd if=SPL of=/dev/mmcblk0 bs=1k seek=1; sync 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun- Flash the u-boot-dtb.img image into the micro SD card: 22*4882a593Smuzhiyun 23*4882a593Smuzhiyunsudo dd if=u-boot-dtb.img of=/dev/mmcblk0 bs=1k seek=69; sync 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun- Jumper settings: 26*4882a593Smuzhiyun 27*4882a593SmuzhiyunMMC Boot: JM3 Closed 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun- Connect the Serial cable between the Starter Kit and the PC for the console. 30*4882a593Smuzhiyun(J28 is the Linux Serial console connector) 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun- Insert the micro SD card in the board, power it up and U-Boot messages should 33*4882a593Smuzhiyuncome up. 34