From mboxrd@z Thu Jan 1 00:00:00 1970 From: robh@kernel.org (Rob Herring) Date: Thu, 2 Jun 2016 20:43:23 -0500 Subject: [PATCH v2 3/7] binding: mdio-mux: Add DT binding doc for Broadcom MDIO bus mutiplexer In-Reply-To: <1464701801-17243-4-git-send-email-pramod.kumar@broadcom.com> References: <1464701801-17243-1-git-send-email-pramod.kumar@broadcom.com> <1464701801-17243-4-git-send-email-pramod.kumar@broadcom.com> Message-ID: <20160603014323.GA12365@rob-hp-laptop> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 > --- > .../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 >