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