imx8mp_evk
U-Boot for the NXP i.MX8MP EVK board
Quick Start
Build the ARM Trusted firmware binary
Get the firmware-imx package
Build U-Boot
Boot
Get and Build the ARM Trusted firmware
Get ATF from: https://github.com/nxp-imx/imx-atf branch: imx_5.4.70_2.3.0
$ make PLAT=imx8mp bl31
Get the ddr firmware
$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.10.bin
$ chmod +x firmware-imx-8.10.bin
$ ./firmware-imx-8.10.bin
Build U-Boot
Note: builddir is U-Boot build directory (source directory for in-tree builds).
$ export CROSS_COMPILE=aarch64-poky-linux- $ make O=build imx8mp_evk_defconfig $ cp ../imx-atf/build/imx8mp/release/bl31.bin $(builddir) $ cp ../firmware-imx-8.10/firmware/ddr/synopsys/lpddr4_pmu_train_1d_dmem_202006.bin $(builddir) $ cp ../firmware-imx-8.10/firmware/ddr/synopsys/lpddr4_pmu_train_1d_imem_202006.bin $(builddir) $ cp ../firmware-imx-8.10/firmware/ddr/synopsys/lpddr4_pmu_train_2d_dmem_202006.bin $(builddir) $ cp ../firmware-imx-8.10/firmware/ddr/synopsys/lpddr4_pmu_train_2d_imem_202006.bin $(builddir) $ make
Burn the flash.bin to the MicroSD card at offset 32KB:
$ sudo dd if=flash.bin of=/dev/sd[x] bs=1K seek=32 conv=notrunc; sync
Boot
Set Boot switch to SD boot Use /dev/ttyUSB2 for U-Boot console