tree 52190f76bb2c30c07f5af359df9eeda4ab9cc740
parent a4f85470f76de4892f3fe0dcd6eecfd84a841df5
author Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com> 1673494297 +0800
committer Martin L Roth <gaumless@gmail.com> 1673748315 +0000

mb/google/skyrim/var/winterhold: Update I2C bus0 settings

Update settings for touchpad I2C frequency and data hold time.
I2C frequency and data hold time need to meet touchpad spec.
- I2C frequency: 380kHz - 400kHz
- Data hold time: 0.3us - 0.9us

BUG=b:262320419
TEST=On winterhold, touchpad i2c measurement from vendor,
Frequencies: 395 kHz, Data hold time: 0.66 us

Change-Id: I40fa6f9e88656d4ec02a4120f75a2a9413b5abaa
Signed-off-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/71853
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>