I'm trying to use a c270 webcam, but it is not listed on USB devices. Can someone help me?

Providing logs with 

armbianmonitor -u

 significantly raises chances that issue is getting addressed.

My Logitech C270 is found by armbian as UVC-camera:
 

# lsusb
Bus 005 Device 003: ID 046d:0825 Logitech, Inc. Webcam C270
 

[70995.555217] usb 5-1: new high-speed USB device number 3 using ehci-platform
[70995.931843] usb 5-1: New USB device found, idVendor=046d, idProduct=0825, bcdDevice= 0.12
[70995.931859] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=2
[70995.931867] usb 5-1: SerialNumber: 91E09A20
[70996.019769] uvcvideo: Found UVC 1.00 device <unnamed> (046d:0825)
[70996.133336] uvcvideo 5-1:1.0: Entity type for entity Extension 4 was not initialized!
[70996.133361] uvcvideo 5-1:1.0: Entity type for entity Extension 6 was not initialized!
[70996.133374] uvcvideo 5-1:1.0: Entity type for entity Extension 7 was not initialized!
[70996.133388] uvcvideo 5-1:1.0: Entity type for entity Processing 2 was not initialized!
[70996.133401] uvcvideo 5-1:1.0: Entity type for entity Extension 3 was not initialized!
[70996.133413] uvcvideo 5-1:1.0: Entity type for entity Camera 1 was not initialized!
[70996.133914] input: UVC Camera (046d:0825) as /devices/platform/soc/1c1d000.usb/usb5/5-1/5-1:1.0/input/input0
[70996.134373] usbcore: registered new interface driver uvcvideo
[70996.134383] USB Video Class driver (1.1.1)
[70997.474714] usb 5-1: set resolution quirk: cval->res = 384
[70997.476055] usbcore: registered new interface driver snd-usb-audio

 

System diagnosis information has been uploaded to http://ix.io/2mBL