2021-03-02 22:00:21 +00:00
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U-Boot for the Gateworks i.MX8M Mini Venice Development Kit boards
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Quick Start
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===========
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- Build the ARM Trusted firmware binary
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- Get ddr firmware
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- Build U-Boot
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- Flash to eMMC
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- Boot
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Get and Build the ARM Trusted firmware
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======================================
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$ git clone https://source.codeaurora.org/external/imx/imx-atf
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$ git checkout imx_5.4.47_2.2.0
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$ make PLAT=imx8mm CROSS_COMPILE=aarch64-linux-gnu- bl31
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$ cp build/imx8mm/release/bl31.bin .
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Get the DDR Firmware
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====================
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$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.9.bin
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$ chmod +x firmware-imx-8.9.bin
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$ ./firmware-imx-8.9.bin
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$ cp firmware-imx-8.9/firmware/ddr/synopsys/lpddr4*.bin .
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Build U-Boot
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============
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$ make imx8mm_venice_defconfig
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2022-01-07 20:41:35 +00:00
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$ make CROSS_COMPILE=aarch64-linux-gnu-
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2021-03-02 22:00:21 +00:00
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Update eMMC
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===========
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=> tftpboot $loadaddr flash.bin
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=> setexpr blkcnt $filesize + 0x1ff && setexpr blkcnt $blkcnt / 0x200
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2022-02-11 18:48:56 +00:00
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=> mmc dev 2 && mmc write $loadaddr 0x42 $blkcnt # for IMX8MM
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=> mmc dev 2 && mmc write $loadaddr 0x40 $blkcnt # for IMX8MN
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