From: Alexander Feilke <[email protected]> Readme for the tqma7 board.
Signed-off-by: Alexander Feilke <[email protected]> --- doc/board/tq/index.rst | 12 +++++++ doc/board/tq/tqma7.rst | 74 ++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 86 insertions(+) create mode 100644 doc/board/tq/index.rst create mode 100644 doc/board/tq/tqma7.rst diff --git a/doc/board/tq/index.rst b/doc/board/tq/index.rst new file mode 100644 index 00000000000..d6dc6101c2c --- /dev/null +++ b/doc/board/tq/index.rst @@ -0,0 +1,12 @@ +.. SPDX-License-Identifier: GPL-2.0-or-later or CC-BY-4.0 + +.. Copyright (c) 2024-2026 TQ-Systems GmbH <[email protected]>, +.. D-82229 Seefeld, Germany. + +TQ-Systems +========== + +.. toctree:: + :maxdepth: 2 + + tqma7 diff --git a/doc/board/tq/tqma7.rst b/doc/board/tq/tqma7.rst new file mode 100644 index 00000000000..8fd8a60a185 --- /dev/null +++ b/doc/board/tq/tqma7.rst @@ -0,0 +1,74 @@ +.. SPDX-License-Identifier: CC-BY-4.0 + +.. Copyright (c) 2020-2026 TQ-Systems GmbH <[email protected]>, +.. D-82229 Seefeld, Germany. + +######################################## +U-Boot for the TQ-Systems TQMa7x modules +######################################## + +This file contains information for the port of +U-Boot to the TQ-Systems TQMa7x modules. + +*********** +Boot source +*********** + +The following boot sources are supported: + +- SD/eMMC +- USB (SDP) + +QSPI boot is functional but requires an additional prepended NXP header +image. This currently unsupported in u-boot. + +******** +Building +******** + +To build U-Boot for the TQ-Systems TQMa7x modules: + +.. code-block:: bash + + make tqma7_mba7_<boot>_defconfig + make + +**boot** is a placeholder for the boot device: + ++------+-----------+ +| mmc | SD/eMMC | ++------+-----------+ +| uuu | USB (SDP) | ++------+-----------+ + +The default build artifact is named ``u-boot-with-spl.imx``. + +***************************************** +Serial Download Protocol (SDP) / USB boot +***************************************** + +The complete system image can be programmed with ``uuu`` +(https://github.com/nxp-imx/mfgtools) to eMMC. + +Serial Download Protocol is supported on the Micro-B USB port (X5) of MBa7x. +The command ``fastboot usb 0`` is used to enable the fastboot gadget. + +Build SDP enabled U-Boot image +============================== + +.. code-block:: bash + + make <som>_mba7_uuu_defconfig + make + +Booting +======= + +With UUU + +.. code-block:: bash + + uuu -b spl <UUU U-Boot image> + +************ +Support Wiki +************ + +See `TQ Embedded Wiki for TQMa7x <https://support.tq-group.com/en/arm/tqma7x>`_. -- 2.34.1
