diff options
| author | Wei Hualin <weihualin@huaqin.corp-partner.google.com> | 2024-08-13 22:54:51 +0800 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2024-08-19 13:25:40 +0000 |
| commit | d9a625e052491dfa164bcad97d97487671c5dd1d (patch) | |
| tree | 902e649031668a96faae537165d9258251981a85 /src/mainboard/google | |
| parent | 5137e1e1995233f65e146e1b88887738cdd29527 (diff) | |
mb/google/dedede/var/awasuki: Adjust I2C frequency to less than 400 KHz
Before:
I2C2 - 431KHz
I2C4 - 413KHz
After:
I2C2 - 364KHz
I2C4 - 370KHz
BUG=b:351968527
TEST=Rate of the actual measured machine is pass.
Change-Id: Ieb75db1dc95ffd5ca806a194ae678c700fa0741c
Signed-off-by: Wei Hualin <weihualin@huaqin.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83906
Reviewed-by: Eric Lai <ericllai@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Weimin Wu <wuweimin@huaqin.corp-partner.google.com>
Diffstat (limited to 'src/mainboard/google')
| -rw-r--r-- | src/mainboard/google/dedede/variants/awasuki/overridetree.cb | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/google/dedede/variants/awasuki/overridetree.cb b/src/mainboard/google/dedede/variants/awasuki/overridetree.cb index 5c85f50d43..2b153d0cc1 100644 --- a/src/mainboard/google/dedede/variants/awasuki/overridetree.cb +++ b/src/mainboard/google/dedede/variants/awasuki/overridetree.cb @@ -33,9 +33,13 @@ chip soc/intel/jasperlake }, .i2c[2] = { .speed = I2C_SPEED_FAST, + .rise_time_ns = 86, + .fall_time_ns = 5, }, .i2c[4] = { .speed = I2C_SPEED_FAST, + .rise_time_ns = 69, + .fall_time_ns = 3, }, }" |