[coreboot-gerrit] Change in coreboot[master]: mb/google/dedede/var/lantis: Config I2C high and low time for touchsc...

[Tony Huang (Code Review)]

Hello build bot (Jenkins), Wisley Chen, Paul Fagerburg, Karthik Ramasubramanian,

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

https://review.coreboot.org/c/coreboot/+/49020

to look at the new patch set (#2).

Change subject: mb/google/dedede/var/lantis: Config I2C high and low time for touchscreen/audio
......................................................................

mb/google/dedede/var/lantis: Config I2C high and low time for touchscreen/audio

Config I2C high / low time in device tree to ensure I2C
CLK runs accurately at I2C_SPEED_FAST (400 kHz).

These tuning value is applied from touchpad as a base line,
and EE measured touchscreen/audio runs at 399/396.7kHz after tuning.

BUG=b:173709409
BRANCH=dedede
TEST=Build and check after tuning I2C clock is under 400kHz

Change-Id: I970d69e6361d7cf6fcfc4e5b0b3c5fbfa885367c
Signed-off-by: Tony Huang 
---
M src/mainboard/google/dedede/variants/lantis/overridetree.cb
1 file changed, 12 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/20/49020/2