Change in coreboot[master]: soc/mediatek/mt8186: Support DRAM fast calibration using blob

[Rex-BC Chen (Code Review)]

Attention is currently required from: Hung-Te Lin, Paul Menzel, Xixi Chen, Yu-Ping Wu.
Rex-BC Chen has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/61133 )

Change subject: soc/mediatek/mt8186: Support DRAM fast calibration using blob
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Patch Set 26:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/61133/comment/ded187bd_a242e3ea 
PS25, Line 15: Starting with MT8186 the implementation of fast calibration may need
             : to be changed, and a "DRAM blob" only path is introduced for devices
             : that has to do both full and fast calibration using the external blob.
> Yes, thank you. […]

Thanks for your review!