29 Aug
2019
29 Aug
'19
3:47 a.m.
Joe_Wang has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/35005 )
Change subject: mb/google/hatch: Add settings for noise mitgation ......................................................................
Patch Set 2:
Patch Set 2:
Hi What issue did you observe? Did you hear the noise? or any measurement shows the issue?
Google RD found audible noise on PCBA, and Compal acoustic test results showed it got improved when rework MLCC and change to 1/8 slew rate.
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