1U-Boot for the NXP i.MX8MQ EVK board 2 3Quick Start 4=========== 5- Build the ARM Trusted firmware binary 6- Get ddr and hdmi fimware 7- Build U-Boot 8- Boot 9 10Get and Build the ARM Trusted firmware 11====================================== 12Note: srctree is U-Boot source directory 13Get ATF from: https://source.codeaurora.org/external/imx/imx-atf 14branch: imx_4.14.62_1.0.0_beta 15$ make PLAT=imx8mq bl31 16$ cp build/imx8mq/release/bl31.bin $(srctree) 17 18Get the ddr and hdmi firmware 19============================= 20$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-7.9.bin 21$ chmod +x firmware-imx-7.9.bin 22$ ./firmware-imx-7.9.bin 23$ cp firmware-imx-7.9/firmware/hdmi/cadence/signed_hdmi_imx8m.bin $(srctree) 24$ cp firmware-imx-7.9/firmware/ddr/synopsys/lpddr4*.bin $(srctree) 25 26Build U-Boot 27============ 28$ export CROSS_COMPILE=aarch64-poky-linux- 29$ make imx8mq_evk_defconfig 30$ make flash.bin 31 32Burn the flash.bin to MicroSD card offset 33KB 33$sudo dd if=flash.bin of=/dev/sd[x] bs=1024 seek=33 34 35Boot 36==== 37Set Boot switch SW801: 1100 and Bmode: 10 to boot from Micro SD. 38