How to configure UART-based serial adapters in Linux

All Sealevel UART based serial adapters are known to work out of the box in the following kernel versions:

  • 5.8.x and higher
  • 5.7.9 and higher
  • 5.4.54 and higher (excluding 5.5 – 5.6)
  • 4.19.135 and higher (excluding 4.20 – 5.3)
  • 4.14.190 and higher (excluding 4.15 – 4.18)
  • 3.7.0-rc6 – 4.10.x

There may be some additional configuration required if you are using a kernel version other than those listed above.