net: phy: dp83867: Add documentation for CLK_OUT pin muxing

Add documentation of ti,clk-output-sel which can be used to select
a specific clock for CLK_OUT.

Change-Id: I5d341cac64581cd39ced0703054a70fd1eacc4a6
Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
Signed-off-by: Jacob Chen <jacob2.chen@rock-chips.com>

diff --git a/Documentation/devicetree/bindings/net/ti,dp83867.txt b/Documentation/devicetree/bindings/net/ti,dp83867.txt
index afe9630a5e7de1ff01806675d6a8908cc200d465..af12237b259d5345843b21d1598923c5cf221eb1 100644 (file)
--- a/Documentation/devicetree/bindings/net/ti,dp83867.txt
+++ b/Documentation/devicetree/bindings/net/ti,dp83867.txt
@@ -18,6 +18,8 @@ Optional property:
        - ti,max-output-impedance - MAC Interface Impedance control to set
                                    the programmable output impedance to
                                    maximum value (70 ohms).
+       - ti,clk-output-sel - Muxing option for CLK_OUT pin - see dt-bindings/net/ti-dp83867.h
+               for applicable values.
 
 Note: ti,min-output-impedance and ti,max-output-impedance are mutually
       exclusive. When both properties are present ti,max-output-impedance