[coreboot-gerrit] Change in coreboot[master]: soc/amd/common/block/cpu: Cache the uCode to avoid multiple SPI reads

[Furquan Shaikh (Code Review)]

Attention is currently required from: Jason Glenesk, Raul Rangel, Martin Roth, Marshall Dawson, Karthik Ramasubramanian, Felix Held.
Furquan Shaikh has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/55987 )

Change subject: soc/amd/common/block/cpu: Cache the uCode to avoid multiple SPI reads
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Patch Set 3: Code-Review+2