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U-Boot for the NXP i.MX8MQ EVK board
Quick Start
====================
- Build the ARM Trusted firmware binary
- Get ddr and hdmi fimware
- Build U-Boot
- Boot
Get and Build the ARM Trusted firmware
====================
Get ATF from: https://source.codeaurora.org/external/imx/imx-atf
branch: imx_4.14.62_1.0.0_beta
$ make PLAT=imx8mq bl31
Get the ddr and hdmi firmware
====================
Note: srctree is U-Boot source directory
$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-7.9.bin
$ chmod +x firmware-imx-7.9.bin
$ cp firmware-imx-7.9/firmware/hdmi/cadence/signed_hdmi_imx8m.bin $(srctree)
$ cp firmware-imx-7.9/firmware-imx-7.9/firmware/ddr/synopsys/lpddr4*.bin $(srctee)
Build U-Boot
====================
$ export ARCH=arm64
$ export CROSS_COMPILE=aarch64-poky-linux-
$ make imx8mq_evk_defconfig
$ make flash.bin
Burn the flash.bin to MicroSD card offset 33KB
$sudo dd if=flash.bin of=/dev/sd[x] bs=1024 seek=33
Boot
====================
Set Boot switch SW801: 1100 and Bmode: 10 to boot from Micro SD.
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