Libra i.MX 8M Plus FPSC

The Libra i.MX 8M Plus FPSC is a SBC based with the phyCORE-i.MX 8M Plus FPSC SoM. The phyCORE-i.MX 8M Plus FPSC with 2GB of main memory is supported.

Quick Start

Build the ARM Trusted firmware binary
Build the OP-TEE binary
Get ddr firmware
Build U-Boot
Boot

Build the ARM Trusted firmware binary

$ git clone https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git
$ cd trusted-firmware-a
$ make -j $(nproc) \
       CROSS_COMPILE=aarch64-linux-gnu- \
       PLAT=imx8mp \
       IMX_BOOT_UART_BASE=0x30a60000 \
       BL32_BASE=0x7e000000 \
       SPD=opteed \
       bl31

Build the OP-TEE binary

$ git clone https://github.com/OP-TEE/optee_os.git
$ cd optee_os
$ make -j $(nproc) \
       CROSS_COMPILE=aarch64-linux-gnu- \
       O=out/arm \
       PLATFORM=imx-mx8mp_libra_fpsc

Get the ddr firmware

$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.28-994fa14.bin
$ chmod +x firmware-imx-8.28-994fa14.bin
$ ./firmware-imx-8.28-994fa14.bin

Build U-Boot for SD card

Copy binaries

$ cp <TF-A dir>/build/imx8mp/release/bl31.bin .
$ cp <OP-TEE dir>/out/arm/core/tee-raw.bin tee.bin
$ cp firmware-imx-8.28-994fa14/firmware/ddr/synopsys/lpddr4*.bin .

Build U-Boot

$ make -j $(nproc) \
       CROSS_COMPILE=aarch64-linux-gnu- \
       imx8mp-libra-fpsc_defconfig \
       flash.bin

Flash SD card

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