[M] Change in coreboot[main]: soc/amd/common/psp_smi_flash: implement SPI read/write/erase command

[Martin Roth (Code Review)]

Attention is currently required from: Felix Held, Fred Reitberger, Jason Glenesk, Matt DeVillier, ritul guru.

Martin Roth has posted comments on this change by Felix Held. ( https://review.coreboot.org/c/coreboot/+/83777?usp=email )

Change subject: soc/amd/common/psp_smi_flash: implement SPI read/write/erase command
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Patch Set 3: Code-Review+2

(1 comment)

File src/soc/amd/common/block/psp/psp_smi_flash.c:

https://review.coreboot.org/c/coreboot/+/83777/comment/584f5dd1_75faac9c?usp... :
PS1, Line 237: }
> updated the commit message of the previous patch since that's the one that first uses spi_controller […]

Sounds good.