Change in coreboot[master]: soc/mediatek: Add timestamp to measure PERST# time

[Hung-Te Lin (Code Review)]

Attention is currently required from: Angel Pons, Yu-Ping Wu, Jianjun Wang.
Hung-Te Lin has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/62933 )

Change subject: soc/mediatek: Add timestamp to measure PERST# time
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Patch Set 1:

(1 comment)

File src/soc/mediatek/common/pcie.c:

https://review.coreboot.org/c/coreboot/+/62933/comment/f1e0ae23_2dcdc732 
PS1, Line 238: COLLECT_TIMESTAMPS
> Since the 100ms delay is a requirement, should we always do this?

If we just need one timer, what about using timer_monotonic_get , sowe don't need COLLECT_TIMESTAMPS?