[M] Change in coreboot[master]: acpi: Add SPCR table

[Nico Huber (Code Review)]

Attention is currently required from: Arthur Heymans.

Nico Huber has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/75685?usp=email )

Change subject: acpi: Add SPCR table
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Patch Set 7:

(2 comments)

Patchset:

PS7:
> The hang up issue always found on Rex. If remove the console=... from boot parameter.

The checksum was fixed in the meantime.

PS7:
> This CL broken the AMD phoenix boot into kernel 6.1.
>
> [    5.784190] dw-apb-uart AMDI0020:00: failed to request DMA

Maybe it sees a conflict because the device uses the same resource and Linux
can't see that it means the same device? Does it hang there? Can you provide
more comprehensive logs?

This one and the failure on Rex could be different issues, I guess.