[M] Change in coreboot[main]: soc/mediatek/mt8196: Add pi_img loader in ramstage

[Paul Menzel (Code Review)]

Attention is currently required from: Hung-Te Lin, Jarried Lin.

Paul Menzel has posted comments on this change by Jarried Lin. ( https://review.coreboot.org/c/coreboot/+/86161?usp=email )

The change is no longer submittable: All-Comments-Resolved is unsatisfied now.

Change subject: soc/mediatek/mt8196: Add pi_img loader in ramstage
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Patch Set 8:

(1 comment)

File src/soc/mediatek/mt8196/Kconfig:

https://review.coreboot.org/c/coreboot/+/86161/comment/d1f03604_5659487b?usp... :
PS8, Line 46: The file name of the MediaTek PI_IMG firmware. The main purpose of the pi_img is to
            : 	  pass various frequency and voltage scaling parameters and settings to MCUPM.
Is the format described in some specification?