Hi. There are 5 i2c busses on the dragonboard 820c, atleast that is what I see when I run “ls /dev/i2c*”.
When I try to detect on bus 3 I get an error. I run “sudo i2cdetect -r 3” and get “Error: Bus doesn’t support detection commands”. Does anyone know why and what this error means?
Thanks,
kimbo