ARM: sun7i: DT: Add UART muxing options to the DTSI

The UARTs on the A20 can be muxed to several pins. Add a few options to
the DTSI so that we can start using them in the boards' DT.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
This commit is contained in:
Maxime Ripard 2013-07-25 00:09:47 +02:00
commit 9f229ba957