From: Robert Hancock Date: Thu, 6 Jun 2019 22:28:20 +0000 (-0600) Subject: net: axienet: document device tree mdio child node X-Git-Tag: microblaze-v5.4-rc1~347^2~305^2~4 X-Git-Url: http://git.monstr.eu/?a=commitdiff_plain;h=a4ebb2997c10f3e8b7b2de27c0f2cf3e4123ed09;p=linux-2.6-microblaze.git 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 Signed-off-by: David S. Miller --- diff --git a/Documentation/devicetree/bindings/net/xilinx_axienet.txt b/Documentation/devicetree/bindings/net/xilinx_axienet.txt index 0be335c7abed..a8be67b425fd 100644 --- a/Documentation/devicetree/bindings/net/xilinx_axienet.txt +++ b/Documentation/devicetree/bindings/net/xilinx_axienet.txt @@ -37,6 +37,9 @@ Optional properties: auto-detected from the CPU clock (but only on platforms where this is possible). New device trees should specify this - the auto detection is only for backward compatibility. + - mdio : Child node for MDIO bus. Must be defined if PHY access is + required through the core's MDIO interface (i.e. always, + unless the PHY is accessed through a different bus). Example: axi_ethernet_eth: ethernet@40c00000 {