diff options
| author | John Su <john_su@compal.corp-partner.google.com> | 2019-06-11 08:59:03 +0800 |
|---|---|---|
| committer | Furquan Shaikh <furquan@google.com> | 2019-06-19 07:00:12 +0000 |
| commit | 7752645041c3094f9f58bc347d2bc1c23fe2cfb0 (patch) | |
| tree | aa0190749322a50ea7f87221e6f23438ee27856a /src/mainboard/google/hatch/variants | |
| parent | b90739d73d7664067b48edcd7d800f05cd374aa2 (diff) | |
mb/google/hatch/variants/hatch: Adjust all I2C CLK to meet spec
After adjustment on Hatch
Touch Pad CLK: 383.4 KHz
Touch Screen CLK: 381.6 KHz
SAR Sensor CLK: 392.0 KHz
Audio codec CLK: 386.0 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>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33384
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/mainboard/google/hatch/variants')
| -rw-r--r-- | src/mainboard/google/hatch/variants/hatch/overridetree.cb | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/variants/hatch/overridetree.cb b/src/mainboard/google/hatch/variants/hatch/overridetree.cb index 3846b609f8..d676843720 100644 --- a/src/mainboard/google/hatch/variants/hatch/overridetree.cb +++ b/src/mainboard/google/hatch/variants/hatch/overridetree.cb @@ -35,12 +35,23 @@ chip soc/intel/cannonlake }, .i2c[0] = { .speed = I2C_SPEED_FAST, + .rise_time_ns = 50, + .fall_time_ns = 15, }, .i2c[1] = { .speed = I2C_SPEED_FAST, + .rise_time_ns = 60, + .fall_time_ns = 25, + }, + .i2c[3] = { + .speed = I2C_SPEED_FAST, + .rise_time_ns = 150, + .fall_time_ns = 150, }, .i2c[4] = { .speed = I2C_SPEED_FAST, + .rise_time_ns = 120, + .fall_time_ns = 120, }, }" |