1*5b0d03b3SFabio EstevamHow to use U-Boot on MX6Q/DL Udoo boards 2*5b0d03b3SFabio Estevam---------------------------------------- 3*5b0d03b3SFabio Estevam 4*5b0d03b3SFabio Estevam- Build U-Boot for MX6Q/DL Udoo boards: 5*5b0d03b3SFabio Estevam 6*5b0d03b3SFabio Estevam$ make mrproper 7*5b0d03b3SFabio Estevam$ make udoo_defconfig 8*5b0d03b3SFabio Estevam$ make 9*5b0d03b3SFabio Estevam 10*5b0d03b3SFabio EstevamThis will generate the SPL image called SPL and the u-boot.img. 11*5b0d03b3SFabio Estevam 12*5b0d03b3SFabio Estevam- Flash the SPL image into the SD card: 13*5b0d03b3SFabio Estevam 14*5b0d03b3SFabio Estevamsudo dd if=SPL of=/dev/mmcblk0 bs=1k seek=1; sync 15*5b0d03b3SFabio Estevam 16*5b0d03b3SFabio Estevam- Flash the u-boot.img image into the SD card: 17*5b0d03b3SFabio Estevam 18*5b0d03b3SFabio Estevamsudo dd if=u-boot.img of=/dev/mmcblk0 bs=1k seek=69; sync 19*5b0d03b3SFabio Estevam 20*5b0d03b3SFabio Estevam- Insert the SD card in the board, power it up and U-Boot messages should 21*5b0d03b3SFabio Estevamcome up. 22