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[v2,1/2] net: phy: dp83867: Add documentation for SGMII mode type

Message ID 1568026945-3857-2-git-send-email-vitaly.gaiduk@cloudbear.ru
State Superseded, archived
Headers show
Series [v2,1/2] net: phy: dp83867: Add documentation for SGMII mode type | expand

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Commit Message

Vitaly Gaiduk Sept. 9, 2019, 11:02 a.m. UTC 
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>
---
Changes in v2:
- renamed ti,sgmii-type to ti,sgmii-ref-clock-output-enable
  and extended description

 Documentation/devicetree/bindings/net/ti,dp83867.txt | 4 ++++
 1 file changed, 4 insertions(+)

--
2.7.4
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Patch

diff --git a/Documentation/devicetree/bindings/net/ti,dp83867.txt b/Documentation/devicetree/bindings/net/ti,dp83867.txt
index db6aa3f..c98c682 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 the fact 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