[Macchiato] Latest EFI hangs writing efivars

[Ard Biesheuvel]

On 12 March 2018 at 16:51, Marcin Wojtas <mw at semihalf.com> wrote:
> Hi Riku,
>
> Thanks for your debug. It was a DT issue - I reproduced it and was
> able to finalize installation of grub. Long story short, the SPI clock
> remained not enabled (normally the mtd layer does that). It doesn't
> happend with ACPI, where all clocks are enabled by default.
>
> I worked-around the issue and pushed to the github
> (https://github.com/MarvellEmbeddedProcessors/edk2-open-platform/commit/b316449f24fdac9fc14c87d23f4680dfd789c7b8)
> - please try newest marvell-armada-wip and let know.
>

Is the SPI controller that UEFI uses also exposed to the OS?