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mb/google/dedede/var/boten: Configure Acoustic noise mitigation UPDs 

Enable Acoustic noise mitigation for boten and set slew rate to 1/8
which is calibrated value for the board.

BUG=b:180668001
BRANCH=dedede
TEST=build firmware to UPD and Acoustic noise test

Change-Id: I75851bd7c279feeab4ab94f4c82d55bf0e5ce316
Signed-off-by: Stanley Wu <stanley1.wu@lcfc.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52135
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
This commit is contained in:
Stanley Wu 2021-04-06 18:27:31 +08:00 committed by Patrick Georgi
parent 474ed6b46f
commit ec76ae082a
1 changed files with 6 additions and 0 deletions
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6
src/mainboard/google/dedede/variants/boten/overridetree.cb
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@ -74,6 +74,12 @@ chip soc/intel/jasperlake
[PchSerialIoIndexI2C5] = PchSerialIoPci, [PchSerialIoIndexI2C5] = PchSerialIoPci,
}" }"
# Enable Acoustic noise mitigation and set slew rate to 1/8
# Rest of the parameters are 0 by default.
register "AcousticNoiseMitigation" = "1"
register "SlowSlewRate" = "SlewRateFastBy8"
register "FastPkgCRampDisable" = "1"
device domain 0 on device domain 0 on
device pci 04.0 on device pci 04.0 on
chip drivers/intel/dptf chip drivers/intel/dptf