[M] Change in coreboot[master]: soc/amd/morgana: Add 32M support

[Fred Reitberger (Code Review)]

Attention is currently required from: Bao Zheng, Jason Glenesk, Marshall Dawson, Matt DeVillier, Zheng Bao, Martin Roth, Felix Held.

Fred Reitberger has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/69150 )

Change subject: soc/amd/morgana: Add 32M support
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Patch Set 1:

(1 comment)

File src/mainboard/amd/birman/board.fmd:

https://review.coreboot.org/c/coreboot/+/69150/comment/67741ff2_a86e4d7d 
PS1, Line 1: FLASH@0xFE000000 32M {
           : 	BIOS {
           : 		EC 4K
           : 		AMDFW @128K 13M
           : 		FMAP @16M 4K
These changes should also be made on chromeos.fmd