[coreboot-gerrit] Change in coreboot[master]: mb/google/guybrush: Add support to override dxio port descriptors

[Ivy Jian (Code Review)]

Attention is currently required from: Martin Roth, Furquan Shaikh, Karthik Ramasubramanian.
Ivy Jian has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/55599 )

Change subject: mb/google/guybrush: Add support to override dxio port descriptors
......................................................................

Patch Set 2: Code-Review+1

(1 comment)

Patchset:

PS2: 
Verified that SD card is working on proto 1 board.