Change in coreboot[master]: chromeec: Rewrite google_chromeec_status_check

[Martin Roth (Code Review)]

Attention is currently required from: Paul Menzel, Rob Barnes.
Martin Roth has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/51775 )

Change subject: chromeec: Rewrite google_chromeec_status_check
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Patch Set 4:

(3 comments)

File src/ec/google/chromeec/ec_lpc.c:

https://review.coreboot.org/c/coreboot/+/51775/comment/43cbeca7_db100a32 
PS4, Line 100: 1
> > I'm playing with this value right now, but I think this is the source of our problems. […]

Issue has been fixed.

https://review.coreboot.org/c/coreboot/+/51775/comment/0bc9ce90_cc9ca961 
PS4, Line 105: 			return 0;
> Print the stopwatch value in a spew message?

This call happens pretty frequently.  I'm not sure that's really useful.

https://review.coreboot.org/c/coreboot/+/51775/comment/ab16a2e0_0f01dcf4 
PS4, Line 108:
> Please print a warning/error with the timeout value.

As mentioned above, I don't think that it's particularly useful, except during board bringup.