[PATCH v2 3/7] binding: mdio-mux: Add DT binding doc for Broadcom MDIO bus mutiplexer

Rob Herring robh at kernel.org
Thu Jun 2 18:43:23 PDT 2016


On Tue, May 31, 2016 at 07:06:37PM +0530, Pramod Kumar wrote:
> Add DT binding doc for Broadcom MDIO bus mutiplexer driver.
> 
> Signed-off-by: Pramod Kumar <pramod.kumar at broadcom.com>
> ---
>  .../bindings/net/brcm,mdio-mux-iproc.txt           | 60 ++++++++++++++++++++++
>  1 file changed, 60 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/brcm,mdio-mux-iproc.txt
> 
> diff --git a/Documentation/devicetree/bindings/net/brcm,mdio-mux-iproc.txt b/Documentation/devicetree/bindings/net/brcm,mdio-mux-iproc.txt
> new file mode 100644
> index 0000000..f270b41
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/brcm,mdio-mux-iproc.txt
> @@ -0,0 +1,60 @@
> +Properties for an MDIO bus mutiplexer found in Broadcom iProc based SoCs.
> +
> +This MDIO bus multiplexer defines buses that could be internal as well as
> +external to SoCs and could accept MDIO transaction compatible to C-22 or
> +C-45 Clause. When Child bus is selected, one need to select these two

s/Child/child/

s/need/needs/

> +properties as well to generate desired MDIO trascation on appropriate bus.
> +
> +Required properties in addition to the generic multiplexer properties:
> +
> +MDIO multiplexer node:
> +- complatible: brcm,mdio-mux-iproc.

typo

> +
> +Every non-ethernet PHY requires a compatible so that it could be probed based
> +on this compatible string.
> +
> +Additional information regarding generic multiplexer properties could be found

s/could/can/

> +at- Documentation/devicetree/bindings/net/mdio-mux.txt
> +
> +
> +for example:
> +		mdio_mux_iproc: mdio_mux_iproc at 6602023c {

No '_' in node names.

mdio-mux at ...

> +			compatible = "brcm,mdio-mux-iproc";
> +			reg = <0x6602023c 0x14>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			mdio-integrated-mux;
> +
> +			mdio at 0 {
> +				reg = <0x0>;
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +
> +				pci_phy0: pci-phy at 0 {
> +					compatible = "brcm,ns2-pcie-phy";
> +					reg = <0x0>;
> +					#phy-cells = <0>;
> +				};
> +			};
> +
> +			mdio at 7 {
> +				reg = <0x7>;
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +
> +				pci_phy1: pci-phy at 0 {
> +					compatible = "brcm,ns2-pcie-phy";
> +					reg = <0x0>;
> +					#phy-cells = <0>;
> +				};
> +			};
> +			mdio at 10 {
> +				reg = <0x10>;
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +
> +				gphy0: eth-phy at 10 {
> +					reg = <0x10>;
> +				};
> +			};
> +		};
> -- 
> 1.9.1
> 



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