How to use U-Boot on Freescale MX6UL 14x14 EVK ----------------------------------------------- - Build U-Boot for MX6UL 14x14 EVK: $ make mrproper $ make mx6ul_14x14_evk_defconfig $ make This will generate the SPL image called SPL and the u-boot.img. - Flash the SPL image into the micro SD card: sudo dd if=SPL of=/dev/mmcblk0 bs=1k seek=1; sync - Flash the u-boot.img image into the micro SD card: sudo dd if=u-boot.img of=/dev/mmcblk0 bs=1k seek=69; sync - Jumper settings: SW601: 0 0 1 0 Sw602: 1 0 where 0 means bottom position and 1 means top position (from the switch label numbers reference). - Connect the USB cable between the EVK and the PC for the console. (The USB console connector is the one close the push buttons) - Insert the micro SD card in the board, power it up and U-Boot messages should come up.