Comment 37 for bug 1801540

Most reports mention ALC1220, but the same bug occurs in older AMD systems also.

E.g. it occurs on a 2014 system by Dell, AMD chipset, AMD G-T48E CPU, ALC269VB, with Linux 4.19.
Whereas the microphone of that system works OK with Windows 10.

**** List of PLAYBACK Hardware Devices ****
card 0: Generic [HD-Audio Generic], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: SB [HDA ATI SB], device 0: ALC269VB Analog [ALC269VB Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

**** List of CAPTURE Hardware Devices ****
card 1: SB [HDA ATI SB], device 0: ALC269VB Analog [ALC269VB Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0