Change in coreboot[master]: mb/google/hatch/var/scout: improve USB2 port 4 strength

[Kenneth Chan (Code Review)]

Attention is currently required from: Paul Menzel, Tim Wawrzynczak, Rehan Ghori.
Hello build bot (Jenkins), Tim Wawrzynczak, Joe Tessler, Rehan Ghori,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/60131

to look at the new patch set (#7).

Change subject: mb/google/hatch/var/scout: improve USB2 port 4 strength
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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 
Change-Id: I8163b2be6c9094eaf08efc0325cf211235556dc8
---
M src/mainboard/google/hatch/variants/scout/overridetree.cb
1 file changed, 8 insertions(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/31/60131/7