Sound output Device not detecting

Pulseaudio not detecting my sound card.
This is the output of :- lspci -v

Audio device: Intel Corporation Cannon Lake PCH cAVS (rev 10) (prog-if 80)
DeviceName: Onboard - Sound
Subsystem: ASUSTeK Computer Inc. Cannon Lake PCH cAVS
Flags: bus master, fast devsel, latency 32, IRQ 16, IOMMU group 12
Memory at a43a0000 (64-bit, non-prefetchable) [size=16K]
Memory at a4100000 (64-bit, non-prefetchable) [size=1M]
Capabilities: [50] Power Management version 3
Capabilities: [80] Vendor Specific Information: Len=14 <?>
Capabilities: [60] MSI: Enable- Count=1/1 Maskable- 64bit+
Kernel driver in use: sof-audio-pci
Kernel modules: snd_hda_intel, snd_soc_skl, snd_sof_pci
but in sound preferences not showing sound card