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mb/google/dedede/variants/madoo: Adjust I2Cs CLK to meet spec 

After adjustment on madoo
Touch Pad CLK: 381.9 KHz
Touch Screen CLK: 389.4 KHz
Audio CLK: 380.9 KHz

BUG=b:168565823
BRANCH=master
TEST=USE=build madoo and measure by scope with madoo.

Signed-off-by: John Su <john_su@compal.corp-partner.google.com>
Change-Id: If281f9a8614e3e0ef20893b456f46e68ecb0631d
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45406
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
This commit is contained in:
John Su 2020-09-15 14:41:59 +08:00 committed by Karthik Ramasubramanian
parent 370b8b6cef
commit 5bd4adf542
1 changed files with 12 additions and 0 deletions
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12
src/mainboard/google/dedede/variants/madoo/overridetree.cb
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@ -33,12 +33,24 @@ chip soc/intel/jasperlake
},
.i2c[0] = {
.speed = I2C_SPEED_FAST,
.rise_time_ns = 270,
.fall_time_ns = 270,
.data_hold_time_ns = 350,
},
.i2c[2] = {
.speed = I2C_SPEED_FAST,
.speed = I2C_SPEED_FAST,
.rise_time_ns = 200,
.fall_time_ns = 200,
},
.i2c[4] = {
.speed = I2C_SPEED_FAST,
.speed_config[0] = {
.speed = I2C_SPEED_FAST,
.scl_lcnt = 190,
.scl_hcnt = 100,
.sda_hold = 40,
},
},
}"
device domain 0 on