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| author | Kevin Chiu <Kevin.Chiu@quantatw.com> | 2018-10-02 09:43:47 +0800 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2018-10-03 21:35:48 +0000 |
| commit | 0612f8d7d587cb0b559fa1f4ce7fca5282b283d1 (patch) | |
| tree | f62eb0e2521403d7104e5769375b1066353d1d39 /src/mainboard/google | |
| parent | d17c4cbf290ed9667b99849b10be2c8919af0e5e (diff) | |
| download | coreboot-0612f8d7d587cb0b559fa1f4ce7fca5282b283d1.tar.xz | |
mb/google/kahlee: Update careena Audio/TP i2c timing
After adjustment on Careena
Audio: 402.805 kHz -> 396.8 kHz
TP: 406.1 kHz -> 399.5 kHz
BUG=b:110984023
BRANCH=master
TEST=emerge-grunt coreboot
Change-Id: Ia3eb91ca3772d5f122498e3989ec03838fce06a5
Signed-off-by: Kevin Chiu <Kevin.Chiu@quantatw.com>
Reviewed-on: https://review.coreboot.org/28868
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/mainboard/google')
| -rw-r--r-- | src/mainboard/google/kahlee/variants/careena/devicetree.cb | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mainboard/google/kahlee/variants/careena/devicetree.cb b/src/mainboard/google/kahlee/variants/careena/devicetree.cb index d41e76a6dc..eb2acb9bdf 100644 --- a/src/mainboard/google/kahlee/variants/careena/devicetree.cb +++ b/src/mainboard/google/kahlee/variants/careena/devicetree.cb @@ -27,7 +27,7 @@ chip soc/amd/stoneyridge # Enable I2C0 for audio, USB3 hub at 400kHz register "i2c[0]" = "{ .speed = I2C_SPEED_FAST, - .rise_time_ns = 95, + .rise_time_ns = 58, .fall_time_ns = 3, }" @@ -42,8 +42,8 @@ chip soc/amd/stoneyridge # Enable I2C2 for trackpad, pen at 400kHz register "i2c[2]" = "{ .speed = I2C_SPEED_FAST, - .rise_time_ns = 67, - .fall_time_ns = 55, + .rise_time_ns = 25, + .fall_time_ns = 11, }" # Enable I2C3 for touchscreen at 400kHz |