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Revert "mb/google/brya/var/kano: adjust I2C3 speed" 

This reverts commit 65aaccda59.
Reason:
1. Fix firmware messages show [ERROR] dw_i2c:invalid bus speed 390000
2. Measure DVT I2C3 speed < 400KHz.

BUG=b:215095284
TEST=There isn't ERROR messages and verify I2C3 speed < 400KHz.

Signed-off-by: David Wu <david_wu@quanta.corp-partner.google.com>
Change-Id: I5982c82a55710824692b41e263418e4b4d420b02
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63168
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
This commit is contained in:
David Wu 2022-03-29 14:35:03 +08:00 committed by Felix Held
parent abe0d810f0
commit ad2e4eaf7a
1 changed files with 1 additions and 1 deletions
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2
src/mainboard/google/brya/variants/kano/overridetree.cb
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@ -56,7 +56,7 @@ chip soc/intel/alderlake
.data_hold_time_ns = 50, .data_hold_time_ns = 50,
}, },
.i2c[3] = { .i2c[3] = {
.speed = 390000, .speed = I2C_SPEED_FAST,
.rise_time_ns = 650, .rise_time_ns = 650,
.fall_time_ns = 400, .fall_time_ns = 400,
.data_hold_time_ns = 50, .data_hold_time_ns = 50,