Michael Niewöhner has submitted this change. ( https://review.coreboot.org/c/coreboot/+/45133 )
Change subject: mb/system76/lemp9: disable PCH DMIC, which is not wired ......................................................................
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 --- M src/mainboard/system76/lemp9/devicetree.cb 1 file changed, 2 insertions(+), 2 deletions(-)
Approvals: build bot (Jenkins): Verified Felix Singer: Looks good to me, approved
diff --git a/src/mainboard/system76/lemp9/devicetree.cb b/src/mainboard/system76/lemp9/devicetree.cb index f8b3009..1b11033 100644 --- a/src/mainboard/system76/lemp9/devicetree.cb +++ b/src/mainboard/system76/lemp9/devicetree.cb @@ -212,8 +212,8 @@ 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"