Re: [PATCH 0/5] binman: add nxp_imx93cst etype for i.MX93 flash.bin signing

Apologies, I had a typo in the CC list, adding Marek Vasut 
<[email protected]> here for visibility.

On 8/14/26 19:07, Jérémie Dautheribes (Schneider Electric) wrote:
> Hello,
> 
> This series adds support for signing i.MX93 images by leveraging binman
> and CST, the NXP tool used for secure boot. This introduces a new binman
> entry type (etype) for this purpose.
> 
> The implementation is largely derived from the existing i.MX8M support,
> since the two share much of the same signing infrastructure.
> 
> This procedure has been tested on the imx93-evk board, using both ECDSA
> and RSA-PSS keys.
> 
> Patch 1: introduces the new etype
> Patch 2: updates the imx93-u-boot.dtsi description to include the new
> signing nodes
> Patches 3-4: documentation
> Patch 5: adds test coverage
> 
> Signed-off-by: Jérémie Dautheribes (Schneider Electric) <[email protected]>
> ---
> Jérémie Dautheribes (Schneider Electric) (5):
>        tools: binman: add nxp_imx93cst etype for i.MX93 flash.bin signing
>        imx93-u-boot: wrap SPL and U-Boot nodes in a CST node if AHAB_BOOT enabled
>        doc: imx: ahab: add AHAB introduction
>        doc: imx: ahab: add i.MX93 secure boot guide
>        binman: test: add code coverage for nxp_imx93cst etype
> 
>   .gitignore                                         |   2 +
>   arch/arm/dts/imx93-u-boot.dtsi                     |  54 ++-
>   doc/imx/ahab/guides/mx93_secure_boot.txt           | 269 +++++++++++++
>   doc/imx/ahab/introduction_ahab.txt                 | 445 +++++++++++++++++++++
>   tools/binman/etype/nxp_imx93cst.py                 | 143 +++++++
>   tools/binman/ftest.py                              |  78 ++++
>   tools/binman/test/vendor/nxp_imx93_csf.dts         |  18 +
>   .../binman/test/vendor/nxp_imx93_csf_imagename.dts |  24 ++
>   8 files changed, 1014 insertions(+), 19 deletions(-)
> ---
> base-commit: d3e8597e46b635ec556a057bc42f0b0859654bdf
> change-id: 20260814-imx93-secureboot-b914e7b6cbbf
> 
> Best regards,
> --
> Jérémie Dautheribes (Schneider Electric) <[email protected]>
> 

-- 
Jérémie Dautheribes, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com