diff options
| author | Balaji Selvanathan <balaji.selvanathan@oss.qualcomm.com> | 2025-05-31 08:50:03 +0530 |
|---|---|---|
| committer | Heinrich Schuchardt <heinrich.schuchardt@canonical.com> | 2025-07-19 12:35:20 +0200 |
| commit | 9fe50b5a0a708146a065d3cc9e1b845927970451 (patch) | |
| tree | d6f66fe72ff06428b8b4b759a35b766220fedbab /doc | |
| parent | bd0ade7d090a334b3986936d63a34001d99722ad (diff) | |
doc: board: qualcomm: document Dragonwing IQ8 board building/flashing
Introducing documentation support for Qualcomm Dragonwing IQ8 QCS8300
board. Documents the build and flashing steps.
Signed-off-by: Balaji Selvanathan <balaji.selvanathan@oss.qualcomm.com>
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/board/qualcomm/index.rst | 7 | ||||
| -rw-r--r-- | doc/board/qualcomm/iq8.rst | 43 |
2 files changed, 47 insertions, 3 deletions
diff --git a/doc/board/qualcomm/index.rst b/doc/board/qualcomm/index.rst index ccf834208e9..3238a68e859 100644 --- a/doc/board/qualcomm/index.rst +++ b/doc/board/qualcomm/index.rst @@ -6,10 +6,11 @@ Qualcomm .. toctree:: :maxdepth: 2 + board + debugging dragonboard410c - rb3gen2 dragonwing - board + rb3gen2 + iq8 phones - debugging rdp diff --git a/doc/board/qualcomm/iq8.rst b/doc/board/qualcomm/iq8.rst new file mode 100644 index 00000000000..f3df0ee00bc --- /dev/null +++ b/doc/board/qualcomm/iq8.rst @@ -0,0 +1,43 @@ +.. SPDX-License-Identifier: GPL-2.0 +.. sectionauthor:: Balaji Selvanathan <balaji.selvanathan@oss.qualcomm.com> + +Qualcomm DragonWing IQ8 +======================================== + +The Dragonwing IQ8 Series (which includes QCS8300) powers computeheavy and AI-based devices, and is designed +to operate in an expanded temperature range with available built-in safety features. +Dragonwing IQ8 Series delivers industrial-grade AI performance of up to 40 TOPS, an octa-core +Qualcomm Kryo Gen 6 CPU, a powerful Qualcomm Adreno 623 GPU, support for +up to 12 concurrent cameras, and 4K video encode and decode alongside multiple displays. + +More information can be found on the `Qualcomm's IQ8 product page`_. + +.. _Qualcomm's IQ8 product page: https://docs.qualcomm.com/bundle/publicresource/87-83839-1_REV_A_Qualcomm_IQ8_Series_Product_Brief________.pdf + +Installation +------------ +First, setup ``CROSS_COMPILE`` for aarch64. Then, build U-Boot for ``QCS8300``:: + + $ export CROSS_COMPILE=<aarch64 toolchain prefix> + $ make qcom_qcs8300_defconfig + $ make -j8 u-boot.mbn + +This will build the signed ``u-boot.mbn`` in the configured output directory. +The firmware expects firmware ELF images to be "signed". The signature +does not provide any security in this case, but it provides the firmware +with some required metadata. + +Then flash the resulting ``u-boot.mbn`` to the ``uefi_a`` partition +on your device with ``fastboot flash uefi_a u-boot.mbn``. + +U-Boot should be running after a reboot (``fastboot reboot``). + +Note that fastboot is not yet supported in U-Boot on Dragonwing IQ8, as a result, to flash +back the original firmware, or new versoins of the U-Boot, EDL mode must be used. + +A tool like bkerler's `edl`_ can be used for flashing. + +$ edl.py --loader /path/to/prog_firehose_ddr.elf w uefi_a u-boot.mbn + +.. _qtestsign: https://github.com/msm8916-mainline/qtestsign +.. _edl: https://github.com/bkerler/edl |