[coreboot-gerrit] Change in coreboot[master]: soc/amd/common/block/spi: remove code duplication

[Aaron Durbin (Code Review)]

Aaron Durbin has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/37957 )

Change subject: soc/amd/common/block/spi: remove code duplication
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Patch Set 1:

I think this gets us back to where we were originally w/ stoney. The protection logic needs some additional help which I think we can add to the spi_flash subsystem.