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mb/google/arcada: Add settings for noise mitgation 

Enable acoustic noise mitgation for arcada platform, the slow slew rates
are fast time dived by 2.

BUG=none
BRANCH=none
TEST=none

Signed-off-by: Casper Chang <casper_chang@wistron.corp-partner.google.com>
Change-Id: Ia838818a76a7f638b24146f3eb48493a4091c9cb
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31034
Reviewed-on: https://review.coreboot.org/c/31034
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Lijian Zhao <lijian.zhao@intel.com>
This commit is contained in:
Casper Chang 2019-01-22 14:44:36 +08:00 committed by Patrick Georgi
parent 77bcc92936
commit dfb5a58d8e
1 changed files with 5 additions and 0 deletions
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5
src/mainboard/google/sarien/variants/arcada/devicetree.cb
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@ -36,6 +36,11 @@ chip soc/intel/cannonlake
register "tdp_pl1_override" = "25" register "tdp_pl1_override" = "25"
register "tdp_pl2_override" = "51" register "tdp_pl2_override" = "51"
register "Device4Enable" = "1" register "Device4Enable" = "1"
register "AcousticNoiseMitigation" = "1"
register "SlowSlewRateForIa" = "0"
register "SlowSlewRateForGt" = "0"
register "SlowSlewRateForSa" = "0"
register "SlowSlewRateForFivr" = "0"
# Intel Common SoC Config # Intel Common SoC Config
register "usb2_ports[0]" = "USB2_PORT_TYPE_C(OC_SKIP)" # Left Type-C Port register "usb2_ports[0]" = "USB2_PORT_TYPE_C(OC_SKIP)" # Left Type-C Port