mirror of
https://github.com/AsahiLinux/u-boot
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56 lines
1.2 KiB
ReStructuredText
56 lines
1.2 KiB
ReStructuredText
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.. SPDX-License-Identifier: GPL-2.0+
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Cloos i.MX8MM PHG board
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=======================
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U-Boot for the Cloos i.MX8MM PHG board
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Quick Start
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-----------
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- Get and Build the ARM Trusted firmware
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- Get the DDR firmware
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- Build U-Boot
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- Flash U-Boot into the eMMC
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Get and Build the ARM Trusted firmware
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--------------------------------------
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Note: builddir is U-Boot build directory (source directory for in-tree builds)
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Get ATF from: https://github.com/nxp-imx/imx-atf
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branch: lf_v2.6
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.. code-block:: bash
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$ make PLAT=imx8mm bl31
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$ cp build/imx8mm/release/bl31.bin $(builddir)
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Get the DDR firmware
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--------------------
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.. code-block:: bash
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$ 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
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$ cp firmware-imx-8.9/firmware/ddr/synopsys/lpddr4*.bin $(builddir)
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Build U-Boot
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------------
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.. code-block:: bash
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$ export CROSS_COMPILE=aarch64-poky-linux-
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$ make imx8mm_phg_defconfig
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$ make
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Flash U-Boot into the eMMC
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--------------------------
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Program flash.bin to the eMMC at offset 33KB:
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.. code-block:: bash
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$ ums 0 mmc 0
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$ sudo dd if=flash.bin of=/dev/sd[x] bs=1K seek=33; sync
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