From 90d79a751b1c85f436ceb77f39cbeab4c8068b36 Mon Sep 17 00:00:00 2001 From: Wisley Chen Date: Wed, 3 Nov 2021 12:32:34 +0600 Subject: mb/google/brya/var/redrix: Set RFI Spread Spectrum to 6% Set RFI Spread Spectrum to 6% for Redrix as RF team request. The default of Spread Spectrum in FSP is 1.5%, and set 1.5% in baseboard as default. BUG=b:200886627 TEST=build Signed-off-by: Wisley Chen Change-Id: Id0b42446e9e46ef629b5ca8d5d29faf2d771348d Reviewed-on: https://review.coreboot.org/c/coreboot/+/58880 Tested-by: build bot (Jenkins) Reviewed-by: Tim Wawrzynczak --- src/mainboard/google/brya/variants/baseboard/brask/devicetree.cb | 3 +++ src/mainboard/google/brya/variants/baseboard/brya/devicetree.cb | 3 +++ src/mainboard/google/brya/variants/redrix/overridetree.cb | 2 ++ 3 files changed, 8 insertions(+) diff --git a/src/mainboard/google/brya/variants/baseboard/brask/devicetree.cb b/src/mainboard/google/brya/variants/baseboard/brask/devicetree.cb index 76d437c694..4ffc41dfa2 100644 --- a/src/mainboard/google/brya/variants/baseboard/brask/devicetree.cb +++ b/src/mainboard/google/brya/variants/baseboard/brask/devicetree.cb @@ -68,6 +68,9 @@ chip soc/intel/alderlake register "PchHdaIDispLinkFrequency" = "HDA_LINKFREQ_96MHZ" register "PchHdaIDispCodecEnable" = "1" + # FIVR RFI Spread Spectrum 1.5% + register "FivrSpreadSpectrum" = "FIVR_SS_1_5" + # Intel Common SoC Config #+-------------------+---------------------------+ #| Field | Value | diff --git a/src/mainboard/google/brya/variants/baseboard/brya/devicetree.cb b/src/mainboard/google/brya/variants/baseboard/brya/devicetree.cb index 154f69799f..c89f24fde4 100644 --- a/src/mainboard/google/brya/variants/baseboard/brya/devicetree.cb +++ b/src/mainboard/google/brya/variants/baseboard/brya/devicetree.cb @@ -74,6 +74,9 @@ chip soc/intel/alderlake register "PchHdaIDispLinkFrequency" = "HDA_LINKFREQ_96MHZ" register "PchHdaIDispCodecEnable" = "1" + # FIVR RFI Spread Spectrum 1.5% + register "FivrSpreadSpectrum" = "FIVR_SS_1_5" + # Intel Common SoC Config #+-------------------+---------------------------+ #| Field | Value | diff --git a/src/mainboard/google/brya/variants/redrix/overridetree.cb b/src/mainboard/google/brya/variants/redrix/overridetree.cb index 0ed6c529e3..ce9ba373a3 100644 --- a/src/mainboard/google/brya/variants/redrix/overridetree.cb +++ b/src/mainboard/google/brya/variants/redrix/overridetree.cb @@ -34,6 +34,8 @@ chip soc/intel/alderlake register "SaGv" = "SaGv_Enabled" register "CnviBtAudioOffload" = "true" + # FIVR RFI Spread Spectrum 6% + register "FivrSpreadSpectrum" = "FIVR_SS_6" # Intel Common SoC Config #+-------------------+---------------------------+ -- cgit v1.2.3