Tested this one with Trisquel 5.5 in the Sound section of System Settings. Works fine.

lspci -vvnnk

00:14.2 Audio device [0403]: Advanced Micro Devices, Inc. [AMD/ATI] SBx00 Azalia (Intel HDA) [1002:4383] (rev 40)
	Subsystem: Hewlett-Packard Company SBx00 Azalia (Intel HDA) [103c:142c]
	Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
	Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=slow >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 64, Cache Line Size: 32 bytes
	Interrupt: pin A routed to IRQ 16
	NUMA node: 0
	Region 0: Memory at 94400000 (64-bit, non-prefetchable) [size=16K]
	Capabilities: [50] Power Management version 2
		Flags: PMEClk- DSI- D1- D2- AuxCurrent=55mA PME(D0+,D1-,D2-,D3hot+,D3cold+)
		Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
	Kernel driver in use: snd_hda_intel
	Kernel modules: snd_hda_intel

lspci -vmmnn

Slot:	00:14.2
Class:	Audio device [0403]
Vendor:	Advanced Micro Devices [AMD] nee ATI [1002]
Device:	SBx00 Azalia (Intel HDA) [4383]
SVendor:	Acer Incorporated [ALI] [1025]
SDevice:	Device [0124]

lspci -nnk

00:14.2 Audio device [0403]: ATI Technologies Inc SBx00 Azalia (Intel HDA) [1002:4383]
	Kernel driver in use: HDA Intel
	Kernel modules: snd-hda-intel

Also present in the Acer Iconia Tab netbook/tablet.