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mb/google/dedede/var/dibbi: Configure I2C times for audio 

Configure the I2C bus high and low time for audio.

BUG=b:271804915
BRANCH=dedede
TEST=Build and confirm I2C clock for audio is between 380 kHz and 400
kHz

Change-Id: I2987a39abc5527844424edfa1cf70d5c5cea5357
Signed-off-by: Amanda Huang <amanda_hwang@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73701
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Reka Norman <rekanorman@chromium.org>
This commit is contained in:
Amanda Huang 2023-03-13 11:05:29 +08:00 committed by Eric Lai
parent e5fa3b1680
commit 48286abfc1
1 changed files with 6 additions and 1 deletions
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7
src/mainboard/google/dedede/variants/dibbi/overridetree.cb
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@ -16,7 +16,12 @@ chip soc/intel/jasperlake
.early_init = 1, .early_init = 1,
}, },
.i2c[4] = { .i2c[4] = {
.speed = I2C_SPEED_FAST, .speed_config[0] = {
.speed = I2C_SPEED_FAST,
.scl_lcnt = 190,
.scl_hcnt = 100,
.sda_hold = 40,
}
}, },
}" }"