Re: [PATCH RFC v3 0/9] dt-bindings: hwinfo: Introduce board-id

From: Dmitry Baryshkov
Date: Tue May 21 2024 - 15:00:23 EST


Hi Elliot,

On Tue, 21 May 2024 at 21:41, Elliot Berman <quic_eberman@xxxxxxxxxxx> wrote:
>
> Device manufacturers frequently ship multiple boards or SKUs under a
> single software package. These software packages will ship multiple
> devicetree blobs and require some mechanism to pick the correct DTB for
> the board the software package was deployed. Introduce a common
> definition for adding board identifiers to device trees. board-id
> provides a mechanism for bootloaders to select the appropriate DTB which
> is vendor/OEM-agnostic.

This is a v3 of the RFC, however it is still a qcom-only series. Might
I suggest gaining an actual interest from any other hardware vendor
(in the form of the patches) before posting v4? Otherwise it might
still end up being a Qualcomm solution which is not supported and/or
used by other hardware vendors.

>
> This series is based off a talk I gave at EOSS NA 2024 [1]. There is
> some further discussion about how to do devicetree selection in the
> boot-architecture mailing list [2].
>
> [1]: https://sched.co/1aBFy
> [2]: https://lists.linaro.org/archives/list/boot-architecture@xxxxxxxxxxxxxxxx/thread/DZCZSOCRH5BN7YOXEL2OQKSDIY7DCW2M/
>

--
With best wishes
Dmitry