ARM64: dts: marvell: armada-3720 add RTC support

The Armada 3720 DB board has an RTC on the I2C bus. It's a PT7C4337A from
Pericom but which claims to be fully compatible with the ds1337.

Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
This commit is contained in:
Gregory CLEMENT 2017-03-08 18:35:19 +01:00
commit 85bee2af8a