We're developing a driver for the SJA1105. The DESTPORTS sometimes reads 0 with devices attached. Most of the time DESTPORTS reads correctly. The MAC addresses look fine.
Just wanted to ask if there's a scenario for DESTPORTS being = 0 when a device is attached that we are talking to?
Thanks,
-Rich
See the following documents about installing and using this tool:
https://github.com/openil/sja1105-tool
https://www.kernel.org/doc/html/latest/networking/dsa/sja1105.html