Change in coreboot[master]: soc/mediatek/mt8195: Initialize DRAM in romstage

[Yu-Ping Wu (Code Review)]

Attention is currently required from: Hung-Te Lin, Rex-BC Chen.
Yu-Ping Wu has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/54229 )

Change subject: soc/mediatek/mt8195: Initialize DRAM in romstage
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Patch Set 4:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/54229/comment/e0df4b86_3d5d4655 
PS4, Line 9: Initialize DRAM in romstage and configure to
           : support DRAM fast calibration.
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