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mb/google/rex/var/screebo: Update touchpad I2C timing 

Change i2c[3] parameter to meet below timing:
t-HIGH > 600ns;
900ns > Thd:dat > 300ns.

BUG=b:286030723
BRANCH=none
TEST=Test success by EE.

Change-Id: I4b2d958a5a0d41e2cfa1087f5cb94cc83bbb1739
Signed-off-by: Zhongtian Wu <wuzhongtian@huaqin.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76169
Reviewed-by: Kun Liu <liukun11@huaqin.corp-partner.google.com>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Zhongtian Wu 2023-06-30 09:52:24 +08:00 committed by Felix Held
parent 35ef2e5606
commit 969a2a9a30
1 changed files with 2 additions and 2 deletions
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4
src/mainboard/google/rex/variants/screebo/overridetree.cb
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@ -95,8 +95,8 @@ chip soc/intel/meteorlake
.i2c[3] = { .i2c[3] = {
.speed = I2C_SPEED_FAST, .speed = I2C_SPEED_FAST,
.rise_time_ns = 650, .rise_time_ns = 650,
.fall_time_ns = 400, .fall_time_ns = 150,
.data_hold_time_ns = 50, .data_hold_time_ns = 400,
}, },
.i2c[4] = { .i2c[4] = {
.early_init = 1, .early_init = 1,