U-Boot for the Beacon EmbeddedWorks i.MX8M Plus Devkit

Quick Start

  • Build the ARM Trusted firmware binary

  • Get DDR firmware

  • Build U-Boot

  • Burn U-Noot to microSD Card

  • Boot

Get and Build the ARM Trusted firmware

$ git clone https://github.com/nxp-imx/imx-atf.git -b v2.6
$ make PLAT=imx8mp bl31 CROSS_COMPILE=aarch64-linux-gnu-
$ cp build/imx8mn/release/bl31.bin ../

Get the DDR firmware

$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.15.bin
$ chmod +x firmware-imx-8.15.bin
$ ./firmware-imx-8.15
$ cp firmware-imx-8.15/firmware/ddr/synopsys/lpddr4*.bin .

Build U-Boot

$ make imx8mp_beacon_defconfig
$ make CROSS_COMPILE=aarch64-linux-gnu-

Burn U-Boot to microSD Card

$ sudo dd if=flash.bin of=/dev/sd[x] bs=1024 seek=32


Set baseboard DIP switch: S17: 1100XXXX