| .. SPDX-License-Identifier: GPL-2.0+ |
| |
| imx8mm_venice |
| ============= |
| |
| U-Boot for the Gateworks i.MX8M Mini Venice Development Kit boards |
| |
| Quick Start |
| ----------- |
| - Build the ARM Trusted firmware binary |
| - Get DDR firmware |
| - Build U-Boot |
| - Flash to eMMC |
| - Boot |
| |
| Get and Build the ARM Trusted firmware |
| -------------------------------------- |
| |
| .. code-block:: bash |
| |
| $ git clone https://github.com/nxp-imx/imx-atf.git -b lf_v2.4 |
| $ make PLAT=imx8mm bl31 CROSS_COMPILE=aarch64-linux-gnu- |
| $ cp build/imx8mm/release/bl31.bin . |
| |
| Get the DDR Firmware |
| -------------------- |
| |
| .. code-block:: bash |
| |
| $ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.9.bin |
| $ chmod +x firmware-imx-8.9.bin |
| $ ./firmware-imx-8.9.bin |
| $ cp firmware-imx-8.9/firmware/ddr/synopsys/lpddr4*.bin . |
| |
| Build U-Boot |
| ------------ |
| |
| .. code-block:: bash |
| |
| $ make imx8mm_venice_defconfig |
| $ make CROSS_COMPILE=aarch64-linux-gnu- |
| |
| Update eMMC |
| ----------- |
| |
| .. code-block:: bash |
| |
| => tftpboot $loadaddr flash.bin |
| => setexpr blkcnt $filesize + 0x1ff && setexpr blkcnt $blkcnt / 0x200 |
| => mmc dev 2 0 && mmc write $loadaddr 0x42 $blkcnt # emmc user hw part |
| => mmc dev 2 1 && mmc write $loadaddr 0x42 $blkcnt # or emmc boot0 hw part |
| => mmc dev 2 2 && mmc write $loadaddr 0x42 $blkcnt # or emmc boot1 hw part |
