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Ip=[149.199.60.100]; Helo=[xsj-pvapsmtpgw02] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN1NAM02HT022 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Device-tree binding documentation for xilinx gmiitorgmii converter. Signed-off-by: Kedareswara rao Appana --- Changes for v3: --> None. Changes for v2: --> New patch. .../devicetree/bindings/net/xilinx_gmii2rgmii.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 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..79fa504 --- /dev/null +++ b/Documentation/devicetree/bindings/net/xilinx_gmii2rgmii.txt @@ -0,0 +1,32 @@ +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. + +Required properties: + - compatible : Should be "xilinx,gmiitorgmii" + - reg : The ID number for the phy, usually a small integer + +Example: + mdio { + #address-cells = <1>; + #size-cells = <0>; + ethernet-phy@0 { + ...... + }; + gmii_to_rgmii: gmii_to_rgmii@8 { + compatible = "xilinx,gmiitorgmii"; + reg = <8>; + }; + };