Re: T113-S3: Secure Boot

[Lukas Schmid <lukas.schmid@netcube.li>]

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On Samstag, 8. November 2025 18:01:02 Mitteleuropäische Normalzeit Parthiban 
wrote:
Hi Parthiban,
> Dear Lukas,
> 
> On 11/8/25 5:56 PM, Lukas Schmid wrote:
> > On Freitag, 7. November 2025 18:13:13 Mitteleuropäische Normalzeit
> > Parthiban> 
> > wrote:
> >> Hi Lukas,
> > 
> > Hi Parthiban
> > 
> >> On 8/1/25 10:33 PM, Lukas Schmid wrote:
> >>> I’m working on enabling secure boot on the Allwinner T113-S3 (as part of
> >>> preparing my SoM design for EU CRA compliance).
> >>> 
> >>> I’ve successfully fused the SoC with secure boot enabled and burned the
> >>> ROTPK_HASH. The SoC correctly boots a TOC0-signed image from SD card,
> >>> and
> >>> U- Boot starts up and behaves as expected.
> >> 
> >> Could you please share how this is done or may be with a document patch
> >> to
> >> u-boot? To add, am also in the initial analysis of adding secure boot for
> >> A133.
> > 
> > I actually do have a document on how I fused and flashed my prototype
> > board
> > here:
> > https://nagami.readthedocs.io/en/latest/software/enable-secureboot-on-soc
> > /
> Thanks for your response and link to the document. I will check that.
> 
> > The required changes to U-Boot are already in a Patch, but I haven't heard
> > anything back yet.
> 
> I couldn't find that patch in upstream u-boot mainline list. Could you
> please point to the series / patch?

Actually it seems I did not send them yet as I was waiting on another patch to 
be sent.

My changes are available here however: https://gitlab.com/netcube-systems-austria/u-boot/-/commits/next?ref_type=HEADS

Best regards,
Lukas
> 
> Thanks,
> Parthiban
> 
> >> Thanks,
> >> Parthiban
> > 
> > Best regards,
> > Lukas


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