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Add a new defconfig for the imx8mn-ddr4-evk board that uses upstream components, such as: - Linux Kernel: Upstream version 6.12.16 - U-boot: Upstream version 2025.01 - ATF: Upstream version 2.12 Signed-off-by: Fabio Estevam <festevam@gmail.com> Tested-by: Julien Olivain <ju.o@free.fr> [Julien: Tested on board 700-31407 REV A5] Signed-off-by: Julien Olivain <ju.o@free.fr>
NXP i.MX8MN DDR4 EVK ==================== This is a Buildroot target for building an image for the imx8mn-ddr4-evk board using upstream components: TF-A, U-Boot and kernel. How to build it =============== Configure Buildroot and build it: $ make imx8mn-ddr4-evk_defconfig $ make Flashing the SD card image ========================== Copy the sdcard.img file into the SD card: $ sudo dd if=output/images/sdcard.img of=<your-sd-device>; sync Booting the board ================= To boot your newly created system: - Insert the SD card in the MicroSD slot of the board. - Connect a serial to USB cable to the DEBUG port. - Open a terminal on ttyUSB2 port. For example: sudo picocom -b 115200 /dev/ttyUSB1 - Power on the board.