1*6121a54dSJagan TekiHow to use U-Boot on Engicam i.CoreM6 RQS Solo/DualLite and Quad/Dual Starter Kit: 2*6121a54dSJagan Teki---------------------------------------------------------------------------------- 3871ec6daSJagan Teki 4871ec6daSJagan Teki$ make mrproper 5871ec6daSJagan Teki 6871ec6daSJagan Teki- Configure U-Boot for Engicam i.CoreM6 RQS Quad/Dual: 7871ec6daSJagan Teki$ make imx6q_icore_rqs_mmc_defconfig 8871ec6daSJagan Teki 9*6121a54dSJagan Teki- Configure U-Boot for Engicam i.CoreM6 RQS Solo/DualLite: 10*6121a54dSJagan Teki$ make imx6dl_icore_rqs_mmc_defconfig 11*6121a54dSJagan Teki 12871ec6daSJagan Teki- Build U-Boot 13871ec6daSJagan Teki$ make 14871ec6daSJagan Teki 15871ec6daSJagan TekiThis will generate the SPL image called SPL and the u-boot-dtb.img. 16871ec6daSJagan Teki 17871ec6daSJagan Teki- Flash the SPL image into the micro SD card: 18871ec6daSJagan Teki 19871ec6daSJagan Tekisudo dd if=SPL of=/dev/mmcblk0 bs=1k seek=1; sync 20871ec6daSJagan Teki 21871ec6daSJagan Teki- Flash the u-boot-dtb.img image into the micro SD card: 22871ec6daSJagan Teki 23871ec6daSJagan Tekisudo dd if=u-boot-dtb.img of=/dev/mmcblk0 bs=1k seek=69; sync 24871ec6daSJagan Teki 25871ec6daSJagan Teki- Jumper settings: 26871ec6daSJagan Teki 27871ec6daSJagan TekiMMC Boot: JM3 Closed 28871ec6daSJagan Teki 29871ec6daSJagan Teki- Connect the Serial cable between the Starter Kit and the PC for the console. 30871ec6daSJagan Teki(J28 is the Linux Serial console connector) 31871ec6daSJagan Teki 32871ec6daSJagan Teki- Insert the micro SD card in the board, power it up and U-Boot messages should 33871ec6daSJagan Tekicome up. 34