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authorVitaly Gaiduk <vitaly.gaiduk@cloudbear.ru>2019-09-09 20:19:25 +0300
committerDavid S. Miller <davem@davemloft.net>2019-09-11 23:37:27 +0100
commita2111c460c0c6b046b9965b37084098ff8254349 (patch)
tree4675cbb84d074a985d83a6599f3e51357a41b069 /Documentation/devicetree/bindings/net
parent9c15d3597c62a01632f86d2d443fcff5e665fd2f (diff)
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 <vitaly.gaiduk@cloudbear.ru> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/devicetree/bindings/net')
-rw-r--r--Documentation/devicetree/bindings/net/ti,dp83867.txt4
1 files changed, 4 insertions, 0 deletions
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