Add support to configure MDIO clock frequency via DTS
Signed-off-by: Damian Eppel <deppel@xxxxxxxxxxx>
Signed-off-by: Piyush Malgujar <pmalgujar@xxxxxxxxxxx>
---
Documentation/devicetree/bindings/net/cavium-mdio.txt | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/cavium-mdio.txt b/Documentation/devicetree/bindings/net/cavium-mdio.txt
index 020df08b8a30f4df80766bb90e100ae6210a777b..638c341966a80823b9eb2f33b947f38110907cc1 100644
--- a/Documentation/devicetree/bindings/net/cavium-mdio.txt
+++ b/Documentation/devicetree/bindings/net/cavium-mdio.txt
@@ -41,6 +41,9 @@ Properties:
- reg: The PCI device and function numbers of the nexus device.
+- clock-frequency: MDIO bus clock frequency in Hz. It defaults to 3.125 MHz and
+ and not to standard 2.5 MHz for Marvell Octeon family.
+
- #address-cells: Must be <2>.
- #size-cells: Must be <2>.
@@ -64,6 +67,7 @@ Example:
#address-cells = <1>;
#size-cells = <0>;
reg = <0x87e0 0x05003800 0x0 0x30>;
+ clock-frequency = <3125000>;
ethernet-phy@0 {
...
@@ -75,6 +79,7 @@ Example:
#address-cells = <1>;
#size-cells = <0>;
reg = <0x87e0 0x05003880 0x0 0x30>;
+ clock-frequency = <3125000>;
ethernet-phy@0 {
...
--
2.17.1
