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| author | Kenneth Chan <kenneth.chan@quanta.corp-partner.google.com> | 2021-12-15 14:05:40 +0800 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2021-12-23 22:06:32 +0000 |
| commit | 1d3cff3f612bf630b7d0040deba9b1a5df20c013 (patch) | |
| tree | aebe5d766c4a92e83fad7c712611b6bba3014d88 /src/mainboard/google/butterfly/Kconfig | |
| parent | 520a4a618f117a0a8e84bef0206fdca69633ef05 (diff) | |
mb/google/hatch/var/scout: improve USB2 port 4 strength
Set USB2 port 4 pre emphasis to 15mV for passing USB2 port 4 SI (margin eye diagram).
BUG=b:210755120
TEST=emerge-ambassadorcoreboot chromeos-bootimage; Build local fw and pass to HW for measuring USB2 port 4 eye diagram.
Signed-off-by: Kenneth Chan <kenneth.chan@quanta.corp-partner.google.com>
Change-Id: I8163b2be6c9094eaf08efc0325cf211235556dc8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/60131
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/mainboard/google/butterfly/Kconfig')
0 files changed, 0 insertions, 0 deletions