Re: [PATCH 2/3] devicetree: add binding for Aurora VLSI NB8800 Ethernet controller

From: Rob Herring
Date: Thu Oct 22 2015 - 10:35:27 EST


On Thu, Oct 22, 2015 at 9:02 AM, Mans Rullgard <mans@xxxxxxxxx> wrote:
> 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 control registers are available.
> This variant is indicated by the "sigma,smp8640-ethernet" compatible
> string.
>
> Signed-off-by: Mans Rullgard <mans@xxxxxxxxx>
> ---
> .../devicetree/bindings/net/aurora,nb8800.txt | 26 ++++++++++++++++++++++
> 1 file changed, 26 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..c19f615
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/aurora,nb8800.txt
> @@ -0,0 +1,26 @@
> +* Aurora VLSI AU-NB8800 Ethernet controller
> +
> +Required properties:
> +- compatible: Should be "aurora,nb8800", "sigma,smp8640-ethernet"
> + The latter indicates presence of extra features added by Sigma Designs.

These should be in opposite order. Most specific comes first.

> +- 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
> +
> +Common properties described in ethernet.txt:
> +- local-mac-address
> +- mac-address
> +- max-speed
> +- phy-mode
> +
> +Example:
> +
> +ethernet@26000 {
> + compatible = "aurora,nb8800";
> + reg = <0x10000 0x800>;
> + interrupts = <42>;
> + clocks = <&sys_clk>;
> + max-speed = <1000>;
> + phy-connection-type = "rgmii";
> +};
> --
> 2.5.3
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/