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mb/system76/lemp9: disable PCH DMIC, which is not wired 

The microphone is wired to the audio codec, not to the PCH. Disable the
DMIC interface.

Change-Id: I4128a694c1a66d3c2c2d1cb831fcca3487160f8f
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45133
Reviewed-by:  Felix Singer <felixsinger@posteo.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Michael Niewöhner 2020-09-06 18:23:09 +02:00
parent 1c2b1b977a
commit d7775b763f
1 changed files with 2 additions and 2 deletions
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4
src/mainboard/system76/lemp9/devicetree.cb
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@ -212,8 +212,8 @@ chip soc/intel/cannonlake
device pci 1f.3 on # Intel HDA
register "PchHdaDspEnable" = "0"
register "PchHdaAudioLinkHda" = "1"
register "PchHdaAudioLinkDmic0" = "1"
register "PchHdaAudioLinkDmic1" = "1"
register "PchHdaAudioLinkDmic0" = "0"
register "PchHdaAudioLinkDmic1" = "0"
register "PchHdaAudioLinkSsp0" = "0"
register "PchHdaAudioLinkSsp1" = "0"
register "PchHdaAudioLinkSsp2" = "0"