u-boot/doc/board/phytec/phycore-imx8mm.rst
Yannic Moog b3fad71647 doc: board: phytec: add phycore_imx8mm
Add documentation on how to build a bootable U-Boot image for the PHYTEC
phyCORE-i.MX 8M Mini.

Signed-off-by: Yannic Moog <y.moog@phytec.de>
2023-07-13 11:29:40 +02:00

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1.2 KiB
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.. SPDX-License-Identifier: GPL-2.0+
phyCORE-i.MX 8M Mini
====================
The phyCORE-i.MX 8M Mini with 2GB of main memory is supported.
Quick Start
-----------
- Build the ARM Trusted firmware binary
- Get ddr firmware
- Build U-Boot
- Boot
Build the ARM Trusted firmware binary
-------------------------------------
.. code-block:: bash
$ git clone https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git
$ cd trusted-firmware-a
$ export CROSS_COMPILE=aarch64-linux-gnu
$ export IMX_BOOT_UART_BASE=0x30880000
$ make PLAT=imx8mm bl31
Get the ddr firmware
--------------------
.. code-block:: bash
$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.19.bin
$ chmod +x firmware-imx-8.19.bin
$ ./firmware-imx-8.19.bin
Build U-Boot for SD card
------------------------
Copy binaries
^^^^^^^^^^^^^
.. code-block:: bash
$ cp <TF-A dir>/build/imx8mm/release/bl31.bin .
$ cp firmware-imx-8.19/firmware/ddr/synopsys/lpddr4*.bin .
Build U-Boot
^^^^^^^^^^^^
.. code-block:: bash
$ make phycore-imx8mm_defconfig
$ make flash.bin
Flash SD card
^^^^^^^^^^^^^
.. code-block:: bash
$ sudo dd if=flash.bin of=/dev/sd[x] bs=1024 seek=33 conv=sync