Re: [PATCH v3 1/2] devicetree: add binding for Aurora VLSI NB8800 Ethernet controller

Måns Rullgård
2015-10-26T21:40:53Z

Forgot to CC netdev.

Mans Rullgard <mans@mansr.com> writes:

> This adds a binding for the Aurora VLSI NB8800 Ethernet controller
> using the "aurora,nb8800" compatible string. When used in Sigma
> Designs chips a few additional features are available. These variants
> are indicated by a "sigma,<chip>-ethernet" compatible string.
>
> Signed-off-by: Mans Rullgard <mans@mansr.com>
> ---
> Changes:
> - added phy child node
> ---
> .../devicetree/bindings/net/aurora,nb8800.txt | 37 ++++++++++++++++++++++
> 1 file changed, 37 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/net/aurora,nb8800.txt
>
> diff --git a/Documentation/devicetree/bindings/net/aurora,nb8800.txt b/Documentation/devicetree/bindings/net/aurora,nb8800.txt
> new file mode 100644
> index 0000000..df12ff1
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/aurora,nb8800.txt
> @@ -0,0 +1,37 @@
> +* Aurora VLSI AU-NB8800 Ethernet controller
> +
> +Required properties:
> +- compatible: Should be "sigma,<chip>-ethernet", "aurora,nb8800"
> +- reg: Should be MMIO address space of the device
> +- interrupts: Should contain the interrupt specifier for the device
> +- interrupt-parent: Should be a phandle for the interrupt controller
> +- clocks: Should be a phandle for the clock for the device
> +- #address-cells: Should be <1>
> +- #size-cells: Should be <0>
> +
> +Common properties described in ethernet.txt:
> +- local-mac-address
> +- mac-address
> +- phy-handle
> +- phy-mode
> +
> +The attached PHY should be specified in a child node as per phy.txt.
> +
> +Example:
> +
> +ethernet@26000 {
> + compatible = "sigma,smp8642-ethernet", "aurora,nb8800";
> + reg = <0x26000 0x800>;
> + interrupts = <38>;
> + clocks = <&sys_clk>;
> + max-speed = <1000>;
> + phy-connection-type = "rgmii";
> + phy-handle = <&eth0_phy>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eth0_phy: ethernet-phy@1 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <1>;
> + };
> +};
> --
> 2.6.2
>

--
Måns Rullgård
mans@mansr.com