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diff --git a/doc/board/toradex/verdin-imx8mp.rst b/doc/board/toradex/verdin-imx8mp.rst new file mode 100644 index 0000000000..482f693577 --- /dev/null +++ b/doc/board/toradex/verdin-imx8mp.rst @@ -0,0 +1,111 @@ +.. SPDX-License-Identifier: GPL-2.0-or-later + +Verdin iMX8M Plus Module +======================== + +Quick Start +----------- + +- Build the ARM trusted firmware binary +- Get the DDR firmware +- Build U-Boot +- Flash to eMMC +- Boot + +Get and Build the ARM Trusted Firmware (Trusted Firmware A) +----------------------------------------------------------- + +.. code-block:: bash + + $ echo "Downloading and building TF-A..." + $ git clone https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git + $ cd trusted-firmware-a + +Then build ATF (TF-A): + +.. code-block:: bash + + $ export CROSS_COMPILE=aarch64-linux-gnu- + $ make PLAT=imx8mp IMX_BOOT_UART_BASE=0x30880000 bl31 + $ cp build/imx8mp/release/bl31.bin ../ + +Get the DDR Firmware +-------------------- + +.. code-block:: bash + + $ cd .. + $ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.10.1.bin + $ chmod +x firmware-imx-8.10.1.bin + $ ./firmware-imx-8.10.1.bin + $ cp firmware-imx-8.10.1/firmware/ddr/synopsys/lpddr4*_202006.bin ./ + +Build U-Boot +------------ +.. code-block:: bash + + $ export CROSS_COMPILE=aarch64-linux-gnu- + $ make verdin-imx8mp_defconfig + $ make + +Flash to eMMC +------------- + +.. code-block:: bash + + > tftpboot ${loadaddr} flash.bin + > setexpr blkcnt ${filesize} + 0x1ff && setexpr blkcnt ${blkcnt} / 0x200 + > mmc dev 2 1 && mmc write ${loadaddr} 0x0 ${blkcnt} + +As a convenience, instead of the last two commands one may also use the update +U-Boot wrapper: + +.. code-block:: bash + + > run update_uboot + +Boot +---- + +ATF, U-Boot proper and u-boot.dtb images are packed into FIT image, +which is loaded and parsed by SPL. + +Boot sequence is: + +* SPL ---> ATF (TF-A) ---> U-Boot proper + +Output: + +.. code-block:: bash + +U-Boot SPL 2022.04-rc1-00164-g21a0312611-dirty (Feb 07 2022 - 11:34:04 +0100) +Quad die, dual rank failed, attempting dual die, single rank configuration. +Normal Boot +WDT: Started watchdog@30280000 with servicing (60s timeout) +Trying to boot from BOOTROM +Find img info 0x&48025a00, size 872 +Need continue download 1024 +Download 779264, Total size 780424 +NOTICE: BL31: v2.2(release):rel_imx_5.4.70_2.3.2_rc1-5-g835a8f67b +NOTICE: BL31: Built : 16:52:37, Aug 26 2021 + + +U-Boot 2022.04-rc1-00164-g21a0312611-dirty (Feb 07 2022 - 11:34:04 +0100) + +CPU: Freescale i.MX8MP[8] rev1.1 at 1200 MHz +Reset cause: POR +DRAM: 8 GiB +Core: 78 devices, 18 uclasses, devicetree: separate +WDT: Started watchdog@30280000 with servicing (60s timeout) +MMC: FSL_SDHC: 1, FSL_SDHC: 2 +Loading Environment from MMC... OK +In: serial +Out: serial +Err: serial +Model: Toradex Verdin iMX8M Plus Quad 4GB Wi-Fi / BT IT V1.0B, Serial# 06817281 +Carrier: Toradex Verdin Development Board V1.1A, Serial# 10807609 +Setting variant to wifi +Net: Hard-coding pdata->enetaddr +eth1: ethernet@30be0000, eth0: ethernet@30bf0000 [PRIME] +Hit any key to stop autoboot: 0 +Verdin iMX8MP # |