[PATCH 10/10] net: mdio-sam: Add device tree documentation for SAM MDIO

Peter Rosin peda at axentia.se
Mon Oct 10 07:53:09 PDT 2016


On 2016-10-07 17:18, Pantelis Antoniou wrote:
> From: Georgi Vlaev <gvlaev at juniper.net>
> 
> Add device tree bindings document for the SAM MDIO block
> present in Juniper's SAM FPGA.
> 
> Signed-off-by: Georgi Vlaev <gvlaev at juniper.net>
> [Ported from Juniper kernel]
> Signed-off-by: Pantelis Antoniou <pantelis.antoniou at konsulko.com>
> ---
>  Documentation/devicetree/bindings/net/mdio-sam.txt | 48 ++++++++++++++++++++++
>  1 file changed, 48 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/mdio-sam.txt
> 
> diff --git a/Documentation/devicetree/bindings/net/mdio-sam.txt b/Documentation/devicetree/bindings/net/mdio-sam.txt
> new file mode 100644
> index 0000000..7d354e0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/mdio-sam.txt
> @@ -0,0 +1,48 @@
> +Juniper SAM FPGA MFD MDIO bus properties.
> +
> +Required properties:
> +- compatible : "jnx,mdio-sam"
> +- reg : The start offset of the MDIO bus range
> +- #address-cells = <1>;
> +- #size-cells = <0>;
> +
> +Optional properties:
> +
> +Required properties for child nodes:
> +- #address-cells = <1>;
> +- #size-cells = <0>;
> +- reg : The MDIO bus offset within the MDIO range.
> +
> +
> +Example :
> +
> +	sam at 10 {
> +		compatible = "jnx,sam";
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		mdio-sam at 10 {

This should be mdio-sam at 40000, OR ...

> +			compatible = "jnx,mdio-sam";
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			reg = <0x40000>;

... this should be reg = <0x10>. AFAIK.

Cheers,
Peter

> +
> +			mdio0: mdio-sam at 0 {
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +				reg = <0x0>;
> +			};
> +
> +			mdio1: mdio-sam at 4000 {
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +				reg = <0x4000>;
> +			};
> +
> +			mdio2: mdio-sam at 8000 {
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +				reg = <0x8000>;
> +			};
> +		};
> +	};
> 




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