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Try acoustic noise mitigation

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Change-Id: I6d6bffedbb48f5340e664fc9c7bdd406e9ed8680
This commit is contained in:
Jeremy Soller
2020-11-20 19:58:33 -07:00
parent aa2159786d
commit 10b8410a2e
2 changed files with 22 additions and 0 deletions
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11
src/mainboard/system76/galp5/devicetree.cb
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@@ -46,6 +46,17 @@ chip soc/intel/tigerlake
register "SaGv" = "SaGv_Enabled" register "SaGv" = "SaGv_Enabled"
# FSP Silicon (soc/intel/tigerlake/fsp_params.c) # FSP Silicon (soc/intel/tigerlake/fsp_params.c)
# Acoustic settings
register "AcousticNoiseMitigation" = "1"
register "SlowSlewRate[VR_DOMAIN_IA]" = "SLEW_FAST_8"
register "SlowSlewRate[VR_DOMAIN_GT]" = "SLEW_FAST_8"
register "SlowSlewRate[VR_DOMAIN_SA]" = "SLEW_FAST_8"
register "SlowSlewRate[VR_DOMAIN_VLCC]" = "SLEW_FAST_8"
register "FastPkgCRampDisable[VR_DOMAIN_IA]" = "1"
register "FastPkgCRampDisable[VR_DOMAIN_GT]" = "1"
register "FastPkgCRampDisable[VR_DOMAIN_SA]" = "1"
register "FastPkgCRampDisable[VR_DOMAIN_VLCC]" = "1"
# FIVR configuration # FIVR configuration
# Read EXT_RAIL_CONFIG to determine bitmaps # Read EXT_RAIL_CONFIG to determine bitmaps
# sudo devmem2 0xfe0011b8 # sudo devmem2 0xfe0011b8

11
src/mainboard/system76/lemp10/devicetree.cb
View File

@@ -46,6 +46,17 @@ chip soc/intel/tigerlake
register "SaGv" = "SaGv_Enabled" register "SaGv" = "SaGv_Enabled"
# FSP Silicon (soc/intel/tigerlake/fsp_params.c) # FSP Silicon (soc/intel/tigerlake/fsp_params.c)
# Acoustic settings
register "AcousticNoiseMitigation" = "1"
register "SlowSlewRate[VR_DOMAIN_IA]" = "SLEW_FAST_8"
register "SlowSlewRate[VR_DOMAIN_GT]" = "SLEW_FAST_8"
register "SlowSlewRate[VR_DOMAIN_SA]" = "SLEW_FAST_8"
register "SlowSlewRate[VR_DOMAIN_VLCC]" = "SLEW_FAST_8"
register "FastPkgCRampDisable[VR_DOMAIN_IA]" = "1"
register "FastPkgCRampDisable[VR_DOMAIN_GT]" = "1"
register "FastPkgCRampDisable[VR_DOMAIN_SA]" = "1"
register "FastPkgCRampDisable[VR_DOMAIN_VLCC]" = "1"
# FIVR configuration # FIVR configuration
# Read EXT_RAIL_CONFIG to determine bitmaps # Read EXT_RAIL_CONFIG to determine bitmaps
# sudo devmem2 0xfe0011b8 # sudo devmem2 0xfe0011b8