net: axienet: document device tree mdio child node
authorRobert Hancock <hancock@sedsystems.ca>
Thu, 6 Jun 2019 22:28:20 +0000 (16:28 -0600)
committerDavid S. Miller <davem@davemloft.net>
Thu, 6 Jun 2019 23:24:30 +0000 (16:24 -0700)
commita4ebb2997c10f3e8b7b2de27c0f2cf3e4123ed09
tree0268d2b9972fb0161350a639cc91b1b4b0bd8f34
parent70c50265c46b7f44823313b87e7e3a3808489c5d
net: axienet: document device tree mdio child node

The mdio child node for the MDIO bus is generally required when using
this driver but was not documented other than being shown in the
example. Document it as an optional (but usually required) parameter.

Signed-off-by: Robert Hancock <hancock@sedsystems.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
Documentation/devicetree/bindings/net/xilinx_axienet.txt