On Mon, May 16, 2016 at 08:52:43PM +0200, Alexander Graf wrote: > If you compile without OF_MDIO support in an RGMII configuration, we fail > to configure the dp83867 phy today by writing garbage into its configuration > registers. > > On the other hand if you do compile with OF_MDIO and the phy gets loaded via > device tree, you have to have the properties set in the device tree, otherwise > we fail to load the driver and don't even attach the generic phy driver to > the interface anymore. > > To make things slightly more consistent, make the rgmii configuration > properties > optional and allow a user to omit them in their device tree.
The binding document actually says they are required. It would be good to make the binding documentation and the code consistent. Andrew