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https://github.com/brain-hackers/u-boot-brain
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Beacon EmbeddedWorks, formerly known as Logic PD, is releasing a devkit based on the i.MX8M Mini SoC consisting of baseboard + SOM. It supports eMMC on the SOM, microSD on the baseboard, various GPIO, the PINCTRL, and UART. Signed-off-by: Adam Ford <aford173@gmail.com> |
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| .. | ||
| imx8mm_beacon.c | ||
| Kconfig | ||
| lpddr4_timing.c | ||
| MAINTAINERS | ||
| Makefile | ||
| README | ||
| spl.c | ||
U-Boot for the Beacon EmbeddedWorks Devkit Quick Start =========== - Build the ARM Trusted firmware binary - Get ddr firmware - Build U-Boot - Boot Get and Build the ARM Trusted firmware ====================================== Note: $(srctree) is U-Boot source directory $ git clone https://source.codeaurora.org/external/imx/imx-atf $ git checkout imx_4.19.35_1.0.0 $ make PLAT=imx8mm bl31 ARCH=arm CROSS_COMPILE=aarch64-linux-gnu- $ cp build/imx8mm/release/bl31.bin $(srctree) Get the DDR firmware ==================== $ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.5.bin $ chmod +x firmware-imx-8.5.bin $ ./firmware-imx-8.5 $ cp firmware-imx-8.5/firmware/ddr/synopsys/lpddr4*.bin $(srctree) Build U-Boot ============ $ make imx8mm_beacon_defconfig $ make flash.bin ARCH=arm CROSS_COMPILE=aarch64-linux-gnu- ATF_LOAD_ADDR=0x920000 Burn U-Boot to microSD Card =========================== $ sudo dd if=flash.bin of=/dev/sd[x] bs=1024 seek=33 Boot ==== Set Boot switch to SD boot