[M] Change in coreboot[master]: mb/google/skyrim: Allow port descriptors to be overridden

[Karthik Ramasubramanian (Code Review)]

Attention is currently required from: Martin L Roth, Jason Nien, Matt DeVillier, Arthur Heymans, Martin Roth.

Karthik Ramasubramanian has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/73294 )

Change subject: mb/google/skyrim: Allow port descriptors to be overridden
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Patch Set 2:

(1 comment)

File src/mainboard/google/skyrim/port_descriptors.c:

https://review.coreboot.org/c/coreboot/+/73294/comment/b9d89484_f6dc7cd0 
PS2, Line 97: if (!*dxio_num || !*dxio_descs)
            : 	{
            : 		*dxio_descs = skyrim_mdn_dxio_descriptors;
            : 		*dxio_num = ARRAY_SIZE(skyrim_mdn_dxio_descriptors);
            : 	}
> No, it the compiler won't optimize it out and it won't drop the table above either which is a bigger […]

Why can't variant instead use the same table and update any of the descriptor elements - eg. https://chromium.googlesource.com/chromiumos/third_party/coreboot/+/refs/hea...

That way we dont need 2 tables and just operate on a single table.