From: Maxime Ripard <maxime.ripard@bootlin.com>
To: Rob Herring <robh+dt@kernel.org>
Cc: "Mark Rutland" <mark.rutland@arm.com>,
"Frank Rowand" <frowand.list@gmail.com>,
"David S . Miller" <davem@davemloft.net>,
"Chen-Yu Tsai" <wens@csie.org>,
"Maxime Coquelin" <mcoquelin.stm32@gmail.com>,
"Alexandre Torgue" <alexandre.torgue@st.com>,
netdev <netdev@vger.kernel.org>,
"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
<linux-arm-kernel@lists.infradead.org>,
devicetree@vger.kernel.org,
linux-stm32@st-md-mailman.stormreply.com,
"Maxime Chevallier" <maxime.chevallier@bootlin.com>,
"Antoine Ténart" <antoine.tenart@bootlin.com>,
"Andrew Lunn" <andrew@lunn.ch>,
"Florian Fainelli" <f.fainelli@gmail.com>,
"Heiner Kallweit" <hkallweit1@gmail.com>
Subject: Re: [PATCH v4 03/13] dt-bindings: net: Add a YAML schemas for the generic MDIO options
Date: Thu, 27 Jun 2019 17:57:08 +0200 [thread overview]
Message-ID: <20190627155708.myxychzngc3trxhc@flea> (raw)
In-Reply-To: <CAL_JsqKQoj6x-8cMxp2PFQLcu93aitGO2wALDYaH2h72cPSyfg@mail.gmail.com>
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Hi Rob,
On Thu, Jun 27, 2019 at 09:48:06AM -0600, Rob Herring wrote:
> On Thu, Jun 27, 2019 at 9:32 AM Maxime Ripard <maxime.ripard@bootlin.com> wrote:
> >
> > The MDIO buses have a number of available device tree properties that can
> > be used in their device tree node. Add a YAML schemas for those.
> >
> > Suggested-by: Andrew Lunn <andrew@lunn.ch>
> > Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
> > ---
> > Documentation/devicetree/bindings/net/mdio.txt | 38 +-------------
> > Documentation/devicetree/bindings/net/mdio.yaml | 51 ++++++++++++++++++-
> > 2 files changed, 52 insertions(+), 37 deletions(-)
> > create mode 100644 Documentation/devicetree/bindings/net/mdio.yaml
>
> Reviewed-by: Rob Herring <robh@kernel.org>
>
> However, some comments for a follow-up...
>
> > diff --git a/Documentation/devicetree/bindings/net/mdio.yaml b/Documentation/devicetree/bindings/net/mdio.yaml
> > new file mode 100644
> > index 000000000000..b8fa8251c4bc
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/net/mdio.yaml
> > @@ -0,0 +1,51 @@
> > +# SPDX-License-Identifier: GPL-2.0
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/net/mdio.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: MDIO Bus Generic Binding
> > +
> > +maintainers:
> > + - Andrew Lunn <andrew@lunn.ch>
> > + - Florian Fainelli <f.fainelli@gmail.com>
> > + - Heiner Kallweit <hkallweit1@gmail.com>
> > +
> > +description:
> > + These are generic properties that can apply to any MDIO bus. Any
> > + MDIO bus must have a list of child nodes, one per device on the
> > + bus. These should follow the generic ethernet-phy.yaml document, or
> > + a device specific binding document.
> > +
> > +properties:
> > + reset-gpios:
> > + maxItems: 1
> > + description:
> > + The phandle and specifier for the GPIO that controls the RESET
> > + lines of all PHYs on that MDIO bus.
> > +
> > + reset-delay-us:
> > + description:
> > + RESET pulse width in microseconds. It applies to all PHY devices
> > + and must therefore be appropriately determined based on all PHY
> > + requirements (maximum value of all per-PHY RESET pulse widths).
> > +
> > +examples:
> > + - |
> > + davinci_mdio: mdio@5c030000 {
>
> Can we enforce nodename to be mdio? That may not work for muxes.
> You'll probably have to implement it and see.
Ok, I'll send a follow-up patch for this.
> > + compatible = "ti,davinci_mdio";
> > + reg = <0x5c030000 0x1000>;
> > + #address-cells = <1>;
> > + #size-cells = <0>;
>
> These 2 should have a schema.
Indeed, I'll do it for that too.
> > +
> > + reset-gpios = <&gpio2 5 1>;
> > + reset-delay-us = <2>;
> > +
> > + ethphy0: ethernet-phy@1 {
> > + reg = <1>;
>
> Need a child node schema to validate the unit-address and reg property.
This should be already covered by the ethernet-phy.yaml schemas
earlier in this series.
Were you expecting something else?
Maxime
--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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next prev parent reply other threads:[~2019-06-27 15:57 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-27 15:31 [PATCH v4 00/13] net: Add generic and Allwinner YAML bindings Maxime Ripard
2019-06-27 15:31 ` [PATCH v4 01/13] dt-bindings: net: Add YAML schemas for the generic Ethernet options Maxime Ripard
2019-06-27 15:37 ` Andrew Lunn
2019-06-27 15:31 ` [PATCH v4 02/13] dt-bindings: net: Add a YAML schemas for the generic PHY options Maxime Ripard
2019-06-28 1:16 ` Rob Herring
2019-06-27 15:31 ` [PATCH v4 03/13] dt-bindings: net: Add a YAML schemas for the generic MDIO options Maxime Ripard
2019-06-27 15:39 ` Andrew Lunn
2019-06-27 15:48 ` Rob Herring
2019-06-27 15:57 ` Maxime Ripard [this message]
2019-06-27 16:06 ` Rob Herring
2019-06-28 13:45 ` Maxime Ripard
2019-06-28 18:17 ` Rob Herring
2019-06-27 15:31 ` [PATCH v4 04/13] MAINTAINERS: Add Ethernet PHY YAML file Maxime Ripard
2019-06-27 15:31 ` [PATCH v4 05/13] dt-bindings: net: phy: The interrupt property is not mandatory Maxime Ripard
2019-06-27 15:31 ` [PATCH v4 06/13] dt-bindings: net: sun4i-emac: Convert the binding to a schemas Maxime Ripard
2019-06-27 15:31 ` [PATCH v4 07/13] dt-bindings: net: sun4i-mdio: " Maxime Ripard
2019-06-27 15:31 ` [PATCH v4 08/13] dt-bindings: net: stmmac: " Maxime Ripard
2019-06-27 15:31 ` [PATCH v4 09/13] dt-bindings: net: sun7i-gmac: " Maxime Ripard
2019-06-27 15:31 ` [PATCH v4 10/13] dt-bindings: net: sun8i-emac: " Maxime Ripard
2019-06-27 15:31 ` [PATCH v4 11/13] dt-bindings: net: dwmac: Deprecate the PHY reset properties Maxime Ripard
2019-06-27 15:40 ` Andrew Lunn
2019-06-27 15:31 ` [PATCH v4 12/13] ARM: dts: sunxi: Switch to the generic PHY properties Maxime Ripard
2019-06-27 15:31 ` [PATCH v4 13/13] ARM: dts: sunxi: Switch from phy to phy-handle Maxime Ripard
2019-06-27 15:41 ` Andrew Lunn
2019-07-30 3:51 ` Chen-Yu Tsai
2019-06-27 17:22 ` [PATCH v4 00/13] net: Add generic and Allwinner YAML bindings David Miller
2019-06-27 19:17 ` Rob Herring
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