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google/grunt/aleena: Update H1/TP/TS i2c timings 

After adjustment on aleena EVT
Audio: 390.0 KHz
H1: 390.0 KHz
TP: 399.8 KHz
TS: 399.8 kHz

BUG=b:116306959
BRANCH=master
TEST=emerge-grunt coreboot, scope measuring.

Change-Id: I6f621508ce2dbb1b9dcdf529ac35afc80d485f53
Signed-off-by: Lucas Chen <lucas.chen@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/29548
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Lucas Chen 2018-10-18 11:49:27 +08:00 committed by Martin Roth
parent c62b477b6e
commit 19651a20e2
1 changed files with 5 additions and 5 deletions
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10
src/mainboard/google/kahlee/variants/aleena/devicetree.cb
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@ -32,22 +32,22 @@ chip soc/amd/stoneyridge
register "i2c[1]" = "{
.early_init = 1,
.speed = I2C_SPEED_FAST,
.rise_time_ns = 84,
.rise_time_ns = 45,
.fall_time_ns = 4,
}"
# Enable I2C2 for trackpad, pen at 400kHz
register "i2c[2]" = "{
.speed = I2C_SPEED_FAST,
.rise_time_ns = 117,
.fall_time_ns = 113,
.rise_time_ns = 26,
.fall_time_ns = 11,
}"
# Enable I2C3 for touchscreen at 400kHz
register "i2c[3]" = "{
.speed = I2C_SPEED_FAST,
.rise_time_ns = 82,
.fall_time_ns = 67,
.rise_time_ns = 20,
.fall_time_ns = 19,
}"
register "i2c_scl_reset" = "GPIO_I2C0_SCL | GPIO_I2C1_SCL | \