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Commit baaac2fb authored by Moritz Fischer's avatar Moritz Fischer Committed by David S. Miller
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dt-bindings: net: Add fixed-link support 



Update device-tree binding with fixed-link support.

With fixed-link support the formerly required property 'phy-handle'
is now optional if 'fixed-link' child is present.

Signed-off-by: default avatarMoritz Fischer <mdf@kernel.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8dc0ae90

Documentation/devicetree/bindings/net/nixge.txt

+32 −1
Original line number Diff line number Diff line
@@ -12,12 +12,14 @@ Required properties: 
- interrupts: Should contain tx and rx interrupt

- interrupt-names: Should be "rx" and "tx"

- phy-mode: See ethernet.txt file in the same directory.

- phy-handle: See ethernet.txt file in the same directory.

- nvmem-cells: Phandle of nvmem cell containing the MAC address

- nvmem-cell-names: Should be "address"



Optional properties:

- mdio subnode to indicate presence of MDIO controller

- fixed-link : Assume a fixed link. See fixed-link.txt in the same directory.

  Use instead of phy-handle.

- phy-handle: See ethernet.txt file in the same directory.



Examples (10G generic PHY):

	nixge0: ethernet@40000000 {
@@ -59,3 +61,32 @@ Examples (10G generic PHY, no MDIO): 
		phy-mode = "xgmii";

		phy-handle = <&ethernet_phy1>;

	};



Examples (1G generic fixed-link + MDIO):

	nixge0: ethernet@40000000 {

		compatible = "ni,xge-enet-2.00";

		reg = <0x40000000 0x6000>;



		nvmem-cells = <&eth1_addr>;

		nvmem-cell-names = "address";



		interrupts = <0 29 IRQ_TYPE_LEVEL_HIGH>, <0 30 IRQ_TYPE_LEVEL_HIGH>;

		interrupt-names = "rx", "tx";

		interrupt-parent = <&intc>;



		phy-mode = "xgmii";



		fixed-link {

			speed = <1000>;

			pause;

			link-gpios = <&gpio0 63 GPIO_ACTIVE_HIGH>;

		};



		mdio {

			ethernet_phy1: ethernet-phy@4 {

				compatible = "ethernet-phy-ieee802.3-c22";

				reg = <4>;

			};

		};



	};