Comment 3 for bug 1882447

Okay. I've updated the kernel to 5.7.1 and It has helped me. Audio also works.

/proc/bus/input/devices updated:

I: Bus=0018 Vendor=06cb Product=cd98 Version=0100
N: Name="MSFT0004:01 06CB:CD98 Touchpad"
P: Phys=i2c-MSFT0004:01
S: Sysfs=/devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-1/i2c-MSFT0004:01/0018:06CB:CD98.0001/input/input11
U: Uniq=
H: Handlers=mouse1 event8
B: PROP=5
B: EV=1b
B: KEY=e520 10000 0 0 0 0
B: ABS=2e0800000000003
B: MSC=20