linux-kernel - Re: [PATCH 07/13] dt-bindings: net: Convert Calxeda Ethernet binding to json-schema

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Date:   Wed, 26 Feb 2020 19:26:07 +0100
From:   Maxime Ripard <maxime@...no.tech>
To:     Andre Przywara <andre.przywara@....com>
Cc:     Rob Herring <robh@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, Robert Richter <rric@...nel.org>,
        soc@...nel.org, Jon Loeliger <jdl@....com>,
        Mark Langsdorf <mlangsdo@...hat.com>,
        Eric Auger <eric.auger@...hat.com>,
        Will Deacon <will@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>
Subject: Re: [PATCH 07/13] dt-bindings: net: Convert Calxeda Ethernet binding
 to json-schema

On Wed, Feb 26, 2020 at 06:08:55PM +0000, Andre Przywara wrote:
> Convert the Calxeda XGMAC Ethernet device binding to DT schema format
> using json-schema.
>
> Signed-off-by: Andre Przywara <andre.przywara@....com>
> ---
>  .../devicetree/bindings/net/calxeda-xgmac.txt | 18 -------
>  .../bindings/net/calxeda-xgmac.yaml           | 47 +++++++++++++++++++
>  2 files changed, 47 insertions(+), 18 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/net/calxeda-xgmac.txt
>  create mode 100644 Documentation/devicetree/bindings/net/calxeda-xgmac.yaml
>
> diff --git a/Documentation/devicetree/bindings/net/calxeda-xgmac.txt b/Documentation/devicetree/bindings/net/calxeda-xgmac.txt
> deleted file mode 100644
> index c8ae996bd8f2..000000000000
> --- a/Documentation/devicetree/bindings/net/calxeda-xgmac.txt
> +++ /dev/null
> @@ -1,18 +0,0 @@
> -* Calxeda Highbank 10Gb XGMAC Ethernet
> -
> -Required properties:
> -- compatible : Should be "calxeda,hb-xgmac"
> -- reg : Address and length of the register set for the device
> -- interrupts : Should contain 3 xgmac interrupts. The 1st is main interrupt.
> -  The 2nd is pwr mgt interrupt. The 3rd is low power state interrupt.
> -
> -Optional properties:
> -- dma-coherent      : Present if dma operations are coherent
> -
> -Example:
> -
> -ethernet@...50000 {
> -        compatible = "calxeda,hb-xgmac";
> -        reg = <0xfff50000 0x1000>;
> -        interrupts = <0 77 4  0 78 4  0 79 4>;
> -};
> diff --git a/Documentation/devicetree/bindings/net/calxeda-xgmac.yaml b/Documentation/devicetree/bindings/net/calxeda-xgmac.yaml
> new file mode 100644
> index 000000000000..77b8be9ebb20
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/calxeda-xgmac.yaml
> @@ -0,0 +1,47 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/calxeda-xgmac.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Calxeda Highbank 10Gb XGMAC Ethernet controller
> +
> +description: |
> +  The Calxeda XGMAC Ethernet controllers are directly connected to the
> +  internal machine "network fabric", which is set up, initialised and
> +  managed by the firmware. So there are no PHY properties in this
> +  binding. Switches in the fabric take care of routing and mapping the
> +  traffic to external network ports.
> +
> +maintainers:
> +  - Andre Przywara <andre.przywara@....com>
> +
> +properties:
> +  compatible:
> +    const: calxeda,hb-xgmac
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    description: |
> +      Can point to at most 3 xgmac interrupts. The 1st one is the main
> +      interrupt, the 2nd one is used for power management. The optional
> +      3rd one is the low power state interrupt.
> +    minItems: 2
> +    maxItems: 3
> +
> +  dma-coherent: true
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts

You probably want to add additionalProperties: false here?

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