John Su has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/33384
Change subject: mb/google/hatch/variants/hatch: Adjust touchpad I2C CLK to meet spec ......................................................................
mb/google/hatch/variants/hatch: Adjust touchpad I2C CLK to meet spec
After adjustment on Hatch Touch Pad CLK: 383.4 KHz
BUG=b:134911522 BRANCH=master TEST=emerge-hatch coreboot chromeos-bootimage measure by scope with hatch.
Change-Id: Iee2b692c268381af267b70e92a577ac89ce41cbb Signed-off-by: John Su john_su@compal.corp-partner.google.com --- M src/mainboard/google/hatch/variants/hatch/overridetree.cb 1 file changed, 2 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/84/33384/1
diff --git a/src/mainboard/google/hatch/variants/hatch/overridetree.cb b/src/mainboard/google/hatch/variants/hatch/overridetree.cb index 562bb8b..0d434f3 100644 --- a/src/mainboard/google/hatch/variants/hatch/overridetree.cb +++ b/src/mainboard/google/hatch/variants/hatch/overridetree.cb @@ -35,6 +35,8 @@ }, .i2c[0] = { .speed = I2C_SPEED_FAST, + .rise_time_ns = 50, + .fall_time_ns = 15, }, .i2c[1] = { .speed = I2C_SPEED_FAST,