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mb/google/fatcat/var/kinmen: Add support ALC1320 Smart Amp

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Enable Realtek ALC1320 as speaker Amplifier.
Use ALC721 as codec and ALC1320 as Amplifier on SoundWire Link 3.

BUG=b:435094908
TEST=emerge-fatcat coreboot
1. Set fw_config AUDIO bits to AUDIO_ALC1320_ALC721_SNDW
2. Check the SSDT.dsl:
   PCI0.HDAS.SNDW including 0x000331025D072101 & 0x000332025D132001

Change-Id: I82c0fb014c4b5ee5eec378acf0843893dd7aa2ac
Signed-off-by: Ivy Jian <ivy.jian@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/89036
Reviewed-by: Ren Kuo <ren.kuo@quanta.corp-partner.google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Ivy Jian 2025-09-04 16:01:31 +08:00 • committed by Subrata Banik
commit 092fca3210
2 changed files with 16 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

1
src/mainboard/google/fatcat/Kconfig
View file

@ -76,6 +76,7 @@ config BOARD_GOOGLE_MODEL_FELINO
config BOARD_GOOGLE_MODEL_KINMEN
def_bool n
select BOARD_GOOGLE_BASEBOARD_FATCAT
select DRIVERS_SOUNDWIRE_ALC1320
select FSP_UGOP_EARLY_SIGN_OF_LIFE
select HAVE_SLP_S0_GATE
select MAINBOARD_HAS_GOOGLE_STRAUSS_KEYBOARD

17
src/mainboard/google/fatcat/variants/kinmen/overridetree.cb
View file

@ -3,8 +3,9 @@ fw_config
option WIFI_CNVI_7 0
end
field AUDIO 3 5
option AUDIO_UNKNOWN 0
option AUDIO_ALC721_SNDW 1
option AUDIO_UNKNOWN 0
option AUDIO_ALC721_SNDW 1
option AUDIO_ALC1320_ALC721_SNDW 2
end
field FPMCU 6 7
option FP_ABSENT 0
@ -374,6 +375,7 @@ chip soc/intel/pantherlake
device ref smbus on end
device ref hda on
probe AUDIO AUDIO_ALC721_SNDW
probe AUDIO AUDIO_ALC1320_ALC721_SNDW
chip drivers/intel/soundwire
device generic 0 on
chip drivers/soundwire/alc711
@ -384,8 +386,19 @@ chip soc/intel/pantherlake
# SoundWire Link 3 ID 1
device generic 3.1 on
probe AUDIO AUDIO_ALC721_SNDW
probe AUDIO AUDIO_ALC1320_ALC721_SNDW
end
end
chip drivers/soundwire/alc1320
register "desc" = ""Speaker Amp""
register "alc1320_address.version" = "SOUNDWIRE_VERSION_1_2"
register "alc1320_address.class" = "MIPI_CLASS_SDCA"
register "alc1320_address.part_id" = "MIPI_DEV_ID_REALTEK_ALC1320"
# SoundWire Link 3 ID 2
device generic 3.2 on
probe AUDIO AUDIO_ALC1320_ALC721_SNDW
end # ALC1320 Smart Amp
end
end
end
end