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

From: Pramod Kumar
Date: Fri Jun 03 2016 - 10:51:02 EST


Hi Rob,

> -----Original Message-----
> From: Rob Herring [mailto:robh@xxxxxxxxxx]
> Sent: 03 June 2016 07:13
> To: Pramod Kumar
> Cc: Pawel Moll; Mark Rutland; Ian Campbell; Kumar Gala; Catalin Marinas;
Will
> Deacon; Kishon Vijay Abraham I; David S. Miller;
devicetree@xxxxxxxxxxxxxxx;
> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; bcm-kernel-feedback-
> list@xxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; netdev@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH v2 3/7] binding: mdio-mux: Add DT binding doc for
> Broadcom MDIO bus mutiplexer
>
> 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@xxxxxxxxxxxx>
> > ---
> > .../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/

Sure. Will ensure this.

> s/need/needs/

Sure. Will ensure this.

> > +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
>
Fixed.
> > +
> > +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/
>

Replaced.

> > +at- Documentation/devicetree/bindings/net/mdio-mux.txt
> > +
> > +
> > +for example:
> > + mdio_mux_iproc: mdio_mux_iproc@6602023c {
>
> No '_' in node names.
>
> mdio-mux@...

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

Regards,
Pramod