Change in coreboot[master]: mb/amd/majolica: add DXIO and DDI descriptors

[Felix Held (Code Review)]

Attention is currently required from: Jason Glenesk, Marshall Dawson, Matt Papageorge.
Felix Held has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/51956 )

Change subject: mb/amd/majolica: add DXIO and DDI descriptors
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Patch Set 3:

(2 comments)

File src/mainboard/amd/majolica/port_descriptors.c:

https://review.coreboot.org/c/coreboot/+/51956/comment/91332fb0_e27d4a22 
PS3, Line 12: device_number = 2
> […]

haven't checked if that's correct for the mainboard, but this should indeed be on device 1, since it's on the GPU lanes

https://review.coreboot.org/c/coreboot/+/51956/comment/a43d574a_7c45812a 
PS3, Line 23: device_number = 1,
> […]

yes, this should be behind some function of device 2 on bus 0. probably same for the next one