There are a number of variants of the ZyXEL NSA310, with slightly
different LEDs, buttons and i2c devices. Add a DTS file to support one
more of these variants.
Signed-off-by: NAndrew Lunn <andrew@lunn.ch>
Tested-by: NTibor Hársszegi <tibor@harsszegi.com>
Signed-off-by: NJason Cooper <jason@lakedaemon.net>