Re: [RFC PATCH v4 1/2] Documentation: DT: net: Add Xilinx gmiitorgmii converter device tree binding documentation

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On 8.8.2016 09:15, Kedareswara rao Appana wrote:
> Device-tree binding documentation for xilinx gmiitorgmii converter.
> 
> Signed-off-by: Kedareswara rao Appana <appanad@xxxxxxxxxx>
> ---
> Changes for v4:
> --> Modified compatible as suggested by Rob.
> --> Removed underscores from the converter node name as suggested by Rob.
> Changes for v3:
> --> None.
> Changes for v2:
> --> New patch.
> 
>  .../devicetree/bindings/net/xilinx_gmii2rgmii.txt  | 38 ++++++++++++++++++++++
>  1 file changed, 38 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/xilinx_gmii2rgmii.txt
> 
> diff --git a/Documentation/devicetree/bindings/net/xilinx_gmii2rgmii.txt b/Documentation/devicetree/bindings/net/xilinx_gmii2rgmii.txt
> new file mode 100644
> index 0000000..453680d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/xilinx_gmii2rgmii.txt
> @@ -0,0 +1,38 @@
> +XILINX GMIITORGMII Converter Driver Device Tree Bindings
> +--------------------------------------------------------
> +
> +The Gigabit Media Independent Interface (GMII) to Reduced Gigabit Media
> +Independent Interface (RGMII) core provides the RGMII between RGMII-compliant
> +Ethernet physical media devices (PHY) and the Gigabit Ethernet controller.
> +This core can be used in all three modes of operation(10/100/1000 Mb/s).
> +The Management Data Input/Output (MDIO) interface is used to configure the
> +Speed of operation. This core can switch dynamically between the three
> +Different speed modes by configuring the conveter register through mdio write.
> +
> +The MDIO is a bus to which the PHY devices are connected.  For each
> +device that exists on this bus, a child node should be created.  See
> +the definition of the PHY node in booting-without-of.txt for an example
> +of how to define a PHY.
> +
> +This converter sits between the MAC and the external phy.
> +MAC <==> GMII2RGMII <==> RGMII_PHY
> +
> +Required properties:
> +  - compatible : Should be "xlnx,gmii-to-rgmii-1.0"
> +  - reg : The ID number for the phy, usually a small integer
> +  - phy-handle: Should point to the external phy device.
> +		See ethernet.txt file in the same directory.
> +
> +Example:
> +	mdio {
> +                #address-cells = <1>;
> +                #size-cells = <0>;
> +		phy: ethernet-phy@0 {
> +			......
> +		};
> +                gmiitorgmii: gmiitorgmii@8 {
> +                        compatible = "xlnx,gmii-to-rgmii-1.0";
> +                        reg = <8>;
> +			phy-handle = <&phy>;
> +                };

Indentation in this example is quite weird. You are mixing tabs and spaces.

Thanks,
Michal

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