From eb3260b9715842d5abda28ac920afde696afd88c Mon Sep 17 00:00:00 2001 From: Mark Hsieh Date: Mon, 22 Nov 2021 15:26:15 +0800 Subject: [PATCH] mb/google/brya/var/gimble: Configure Acoustic noise mitigation - Enable Acoustic noise mitigation - Set slow slew rate VCCIA and VCCGT to 16 BUG=b:206704930 TEST=USE="project_gimble emerge-brya coreboot" and verify it builds without error. Signed-off-by: Mark Hsieh Change-Id: I2be3d30403284b98276c837adefd91aa62c971e4 Reviewed-on: https://review.coreboot.org/c/coreboot/+/59535 Reviewed-by: Tim Wawrzynczak Tested-by: build bot (Jenkins) --- src/mainboard/google/brya/variants/gimble/overridetree.cb | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/mainboard/google/brya/variants/gimble/overridetree.cb b/src/mainboard/google/brya/variants/gimble/overridetree.cb index 27ea5aa3bd..4bfe124db2 100644 --- a/src/mainboard/google/brya/variants/gimble/overridetree.cb +++ b/src/mainboard/google/brya/variants/gimble/overridetree.cb @@ -34,6 +34,13 @@ chip soc/intel/alderlake register "SaGv" = "SaGv_Enabled" register "PsysPmax" = "143" register "TcssAuxOri" = "1" + # Acoustic settings + register "AcousticNoiseMitigation" = "1" + register "SlowSlewRate[VR_DOMAIN_IA]" = "SLEW_FAST_16" + register "SlowSlewRate[VR_DOMAIN_GT]" = "SLEW_FAST_16" + register "FastPkgCRampDisable[VR_DOMAIN_IA]" = "1" + register "FastPkgCRampDisable[VR_DOMAIN_GT]" = "1" + register "typec_aux_bias_pads[0]" = "{.pad_auxp_dc = GPP_E22, .pad_auxn_dc = GPP_E23}" register "usb2_ports[1]" = "USB2_PORT_MAX(OC1)" # set MAX to USB2_C1 for eye diagram register "usb2_ports[2]" = "USB2_PORT_EMPTY" # Disable USB2_C2