On Thu, Oct 06, 2016 at 10:43:52AM +0530, Mugunthan V N wrote: > Add documention of ti,impedance-control which can be used to Needs updating. > correct MAC impedance mismatch using phy extended registers. > > Signed-off-by: Mugunthan V N <mugunthanvnm@xxxxxx> > --- > Documentation/devicetree/bindings/net/ti,dp83867.txt | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > diff --git a/Documentation/devicetree/bindings/net/ti,dp83867.txt b/Documentation/devicetree/bindings/net/ti,dp83867.txt > index 5d21141..85bf945 100644 > --- a/Documentation/devicetree/bindings/net/ti,dp83867.txt > +++ b/Documentation/devicetree/bindings/net/ti,dp83867.txt > @@ -9,6 +9,18 @@ Required properties: > - ti,fifo-depth - Transmitt FIFO depth- see dt-bindings/net/ti-dp83867.h > for applicable values > > +Optional property: > + - ti,min-output-impedance - MAC Interface Impedance control to set > + the programmable output impedance to > + minimum value (35 ohms). > + - ti,max-output-impedance - MAC Interface Impedance control to set > + the programmable output impedance to > + maximum value (70 ohms). Define what are valid range of values for these. > + > +Note: ti,min-output-impedance and ti,max-output-impedance are mutually > + exclusive. When both properties are present ti,max-output-impedance > + takes precedence. > + > Default child nodes are standard Ethernet PHY device > nodes as described in Documentation/devicetree/bindings/net/phy.txt > > -- > 2.10.0.372.g6fe1b14 > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
