Re: [PATCH v2 3/5] ARM: sun8i: dt: Add DT bindings documentation for Allwinner sun8i-emac
From: LABBE Corentin
Date: Thu Jul 28 2016 - 09:22:07 EST
On Wed, Jul 20, 2016 at 02:15:33PM -0500, Rob Herring wrote:
> On Wed, Jul 20, 2016 at 10:03:18AM +0200, LABBE Corentin wrote:
> > This patch adds documentation for Device-Tree bindings for the
> > Allwinner sun8i-emac driver.
> >
> > Signed-off-by: LABBE Corentin <clabbe.montjoie@xxxxxxxxx>
> > ---
> > .../bindings/net/allwinner,sun8i-emac.txt | 65 ++++++++++++++++++++++
> > 1 file changed, 65 insertions(+)
> > create mode 100644 Documentation/devicetree/bindings/net/allwinner,sun8i-emac.txt
> >
> > diff --git a/Documentation/devicetree/bindings/net/allwinner,sun8i-emac.txt b/Documentation/devicetree/bindings/net/allwinner,sun8i-emac.txt
> > new file mode 100644
> > index 0000000..4bf4e53
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/net/allwinner,sun8i-emac.txt
> > @@ -0,0 +1,65 @@
> > +* Allwinner sun8i EMAC ethernet controller
> > +
> > +Required properties:
> > +- compatible: "allwinner,sun8i-a83t-emac", "allwinner,sun8i-h3-emac",
> > + or "allwinner,sun50i-a64-emac"
>
> List one per line.
>
ok
> > +- reg: address and length of the register sets for the device.
> > +- reg-names: should be "emac" and "syscon", matching the register sets
> > +- interrupts: interrupt for the device
> > +- clocks: A phandle to the reference clock for this device
> > +- clock-names: should be "ahb"
> > +- resets: A phandle to the reset control for this device
> > +- reset-names: should be "ahb"
> > +- phy-mode: See ethernet.txt
> > +- phy or phy-handle: See ethernet.txt
> > +- #address-cells: shall be 1
> > +- #size-cells: shall be 0
> > +
> > +"allwinner,sun8i-h3-emac" also requires:
> > +- clocks: an extra phandle to the reference clock for the EPHY
> > +- clock-names: an extra "ephy" entry matching the clocks property
> > +- resets: an extra phandle to the reset control for the EPHY
> > +- resets-names: an extra "ephy" entry matching the resets property
> > +
> > +See ethernet.txt in the same directory for generic bindings for ethernet
> > +controllers.
> > +
> > +The device node referenced by "phy" or "phy-handle" should be a child node
> > +of this node. See phy.txt for the generic PHY bindings.
> > +
> > +Optional properties:
> > +- phy-supply: phandle to a regulator if the PHY needs one
> > +- phy-io-supply: phandle to a regulator if the PHY needs a another one for I/O.
> > + This is sometimes found with RGMII PHYs, which use a second
> > + regulator for the lower I/O voltage.
>
> I previously said these should go in the phy node, and you said you
> would remove them.
>
> Rob
Sorry, I forgot to remove them.
I have removed them now.
Regards
Thanks
LABBE Corentin