From d7775b763f8a68737e8543e84db9f2d0b23726b1 Mon Sep 17 00:00:00 2001 From: Michael Niewöhner Date: Sun, 6 Sep 2020 18:23:09 +0200 Subject: mb/system76/lemp9: disable PCH DMIC, which is not wired MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The microphone is wired to the audio codec, not to the PCH. Disable the DMIC interface. Change-Id: I4128a694c1a66d3c2c2d1cb831fcca3487160f8f Signed-off-by: Michael Niewöhner Reviewed-on: https://review.coreboot.org/c/coreboot/+/45133 Reviewed-by: Felix Singer Tested-by: build bot (Jenkins) --- src/mainboard/system76/lemp9/devicetree.cb | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/mainboard/system76/lemp9/devicetree.cb b/src/mainboard/system76/lemp9/devicetree.cb index f8b3009994..1b11033346 100644 --- a/src/mainboard/system76/lemp9/devicetree.cb +++ b/src/mainboard/system76/lemp9/devicetree.cb @@ -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" -- cgit v1.2.3