From 3834275eb8761f5bfc8448e55199511dc0930b3a Mon Sep 17 00:00:00 2001 From: Frank Chu Date: Mon, 6 Mar 2023 16:38:29 +0800 Subject: mb/google/brya/var/marasov: Configure Acoustic noise mitigation - Enable Acoustic noise mitigation - Set slow slew rate VCCIA and VCCGT to SLEW_FAST_8 - Set FastPkgCRampDisable VCCIA and VCCGT to 1 BUG=b:271788117 TEST=build FW and system power on. Signed-off-by: Frank Chu Change-Id: I411c91e1e70285afbf31750a56a039d60bbe093f Reviewed-on: https://review.coreboot.org/c/coreboot/+/73491 Tested-by: build bot (Jenkins) Reviewed-by: Tracy Wu Reviewed-by: Kyle Lin Reviewed-by: Derek Huang Reviewed-by: Frank Chu --- src/mainboard/google/brya/variants/marasov/overridetree.cb | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'src/mainboard/google/brya') diff --git a/src/mainboard/google/brya/variants/marasov/overridetree.cb b/src/mainboard/google/brya/variants/marasov/overridetree.cb index a138c27c9b..79d5abb82c 100644 --- a/src/mainboard/google/brya/variants/marasov/overridetree.cb +++ b/src/mainboard/google/brya/variants/marasov/overridetree.cb @@ -24,6 +24,12 @@ fw_config end chip soc/intel/alderlake + # Acoustic settings + register "acoustic_noise_mitigation" = "1" + register "slow_slew_rate[VR_DOMAIN_IA]" = "SLEW_FAST_8" + register "slow_slew_rate[VR_DOMAIN_GT]" = "SLEW_FAST_8" + register "fast_pkg_c_ramp_disable[VR_DOMAIN_IA]" = "1" + register "fast_pkg_c_ramp_disable[VR_DOMAIN_GT]" = "1" # Intel Common SoC Config #+-------------------+---------------------------+ -- cgit v1.2.3