linux-kernel - Re: [PATCH v2 3/5] ARM: sun8i: dt: Add DT bindings documentation for Allwinner sun8i-emac

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Date:	Wed, 20 Jul 2016 14:15:33 -0500
From:	Rob Herring <robh@...nel.org>
To:	LABBE Corentin <clabbe.montjoie@...il.com>
Cc:	mark.rutland@....com, maxime.ripard@...e-electrons.com,
	wens@...e.org, linux@...linux.org.uk, davem@...emloft.net,
	netdev@...r.kernel.org, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-sunxi@...glegroups.com
Subject: Re: [PATCH v2 3/5] ARM: sun8i: dt: Add DT bindings documentation for
 Allwinner sun8i-emac

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@...il.com>
> ---
>  .../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.

> +- 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