From dfb5a58d8ef26a4cd7473a2e79aa5251011fdfa5 Mon Sep 17 00:00:00 2001 From: Casper Chang Date: Tue, 22 Jan 2019 14:44:36 +0800 Subject: 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 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) Reviewed-by: Lijian Zhao --- src/mainboard/google/sarien/variants/arcada/devicetree.cb | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'src/mainboard/google') diff --git a/src/mainboard/google/sarien/variants/arcada/devicetree.cb b/src/mainboard/google/sarien/variants/arcada/devicetree.cb index ff26cbf49f..af8fe187f3 100644 --- a/src/mainboard/google/sarien/variants/arcada/devicetree.cb +++ b/src/mainboard/google/sarien/variants/arcada/devicetree.cb @@ -36,6 +36,11 @@ chip soc/intel/cannonlake register "tdp_pl1_override" = "25" register "tdp_pl2_override" = "51" register "Device4Enable" = "1" + register "AcousticNoiseMitigation" = "1" + register "SlowSlewRateForIa" = "0" + register "SlowSlewRateForGt" = "0" + register "SlowSlewRateForSa" = "0" + register "SlowSlewRateForFivr" = "0" # Intel Common SoC Config register "usb2_ports[0]" = "USB2_PORT_TYPE_C(OC_SKIP)" # Left Type-C Port -- cgit v1.2.3