The card works fine on 6.6. Here's the output of alsa-info.sh for 6.6 (where it works): http://alsa-project.org/db/?f=ac3a0849a332189eb61a640fe94b46de369a655c
Here's the output for 6.12: http://alsa-project.org/db/?f=22995c74392ed86393fc2c180ab7ae010e6cbfbb
Here's the output of $ lspci -k | grep -A 3 Audio 00:1f.3 Audio device: Intel Corporation Cannon Lake PCH cAVS (rev 10) DeviceName: Onboard - Sound Subsystem: Dell Device 0871 Kernel modules: snd_hda_intel, snd_soc_avs, snd_sof_pci_intel_cnl
I have initially also added modinfo for snd_hda_intel, snd_soc_avs, and snd_sof_pci_intel_cnl - But my email was flagged as spam, so I won't do so now.
Installed sound related packages: sof-firmware 2024.09.2-1 alsa-ucm-conf 1.2.13-2
If there's a need for more information, please let me know.