From a2111c460c0c6b046b9965b37084098ff8254349 Mon Sep 17 00:00:00 2001 From: Vitaly Gaiduk Date: Mon, 9 Sep 2019 20:19:25 +0300 Subject: [PATCH] net: phy: dp83867: Add documentation for SGMII mode type Add documentation of ti,sgmii-ref-clock-output-enable which can be used to select SGMII mode type (4 or 6-wire). Signed-off-by: Vitaly Gaiduk Signed-off-by: David S. Miller --- Documentation/devicetree/bindings/net/ti,dp83867.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/net/ti,dp83867.txt b/Documentation/devicetree/bindings/net/ti,dp83867.txt index db6aa3f2215b..388ff48f53ae 100644 --- a/Documentation/devicetree/bindings/net/ti,dp83867.txt +++ b/Documentation/devicetree/bindings/net/ti,dp83867.txt @@ -37,6 +37,10 @@ Optional property: for applicable values. The CLK_OUT pin can also be disabled by this property. When omitted, the PHY's default will be left as is. + - ti,sgmii-ref-clock-output-enable - This denotes which + SGMII configuration is used (4 or 6-wire modes). + Some MACs work with differential SGMII clock. + See data manual for details. Note: ti,min-output-impedance and ti,max-output-impedance are mutually exclusive. When both properties are present ti,max-output-impedance