This creates a shared DTSI for ar934x Senao/Engenius APs:
- EAP300 v2
- ENS202EXT v1
- EAP600
- ECB600
Since ar9341/ar9344 have different configuration, this new file
mostly contains the partitioning.
Suggested-by: Michael Pratt <mcpratt@pm.me>
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>