mirror of
https://github.com/brain-hackers/u-boot-brain
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51 lines
1.2 KiB
Plaintext
51 lines
1.2 KiB
Plaintext
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U-Boot for the NXP i.MX8QM ROM 7720a1 board
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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 scfw_tcm.bin and ahab-container.img
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- Get imx-mkimage
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- Build U-Boot
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- Build imx-mkimage
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- Flash the binary into the SD card
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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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$ cd imx-atf/
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$ git checkout origin/imx_4.14.78_1.0.0_ga -b imx_4.14.78_1.0.0_ga
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$ make PLAT=imx8qm bl31
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Get scfw_tcm.bin and ahab-container.img
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==============================
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$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/imx-sc-firmware-1.1.bin
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$ chmod +x imx-sc-firmware-1.1.bin
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$ ./imx-sc-firmware-1.1.bin
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$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.0.bin
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$ chmod +x firmware-imx-8.0.bin
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$ ./firmware-imx-8.0.bin
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Build U-Boot
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============
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$ export ATF_LOAD_ADDR=0x80000000
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$ export BL33_LOAD_ADDR=0x80020000
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$ make imx8qm_rom7720_a1_4G_defconfig
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$ make u-boot.bin
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$ make flash.bin
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Flash the binary into the SD card
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=================================
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Burn the flash.bin binary to SD card offset 32KB:
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$ sudo dd if=flash.bin of=/dev/sd[x] bs=1k seek=32 conv=fsync
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Boot
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====
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Set Boot switch SW2: 1100.
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