linux-kernel - Re: [PATCH v3 1/4] dt-bindings: PCI: Add PCI Endpoint Controller Schema

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Message-ID: <20200228153411.GA7882@bogus>
Date:   Fri, 28 Feb 2020 09:34:11 -0600
From:   Rob Herring <robh@...nel.org>
To:     Kishon Vijay Abraham I <kishon@...com>
Cc:     Tom Joseph <tjoseph@...ence.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>, linux-pci@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Subject: Re: [PATCH v3 1/4] dt-bindings: PCI: Add PCI Endpoint Controller
 Schema

On Mon, Feb 24, 2020 at 06:39:02PM +0530, Kishon Vijay Abraham I wrote:
> Define a common schema for PCI Endpoint Controllers.
> 
> Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
> ---
>  .../devicetree/bindings/pci/pci-ep.yaml       | 41 +++++++++++++++++++
>  1 file changed, 41 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/pci/pci-ep.yaml
> 
> diff --git a/Documentation/devicetree/bindings/pci/pci-ep.yaml b/Documentation/devicetree/bindings/pci/pci-ep.yaml
> new file mode 100644
> index 000000000000..2287771a066a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pci/pci-ep.yaml
> @@ -0,0 +1,41 @@
> +# SPDX-License-Identifier: (GPL2.0-only OR BSD-2-Clause)

Typo. Run checkpatch.

> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pci/pci-ep.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: PCI Endpoint Controller Schema
> +
> +description: |
> +  Common properties for PCI Endpoint Controller Nodes.
> +
> +maintainers:
> +  - Kishon Vijay Abraham I <kishon@...com>
> +
> +properties:
> +  $nodename:
> +    pattern: "^pcie-ep?@"

Why the '?'? Let's define the name and fix anything that doesn't match.

> +
> +  max-functions:
> +    description: Maximum number of functions that can be configured
> +    allOf:
> +      - $ref: /schemas/types.yaml#/definitions/uint8
> +    minimum: 1
> +    default: 1
> +    maximum: 255
> +
> +  max-link-speed:
> +    allOf:
> +      - $ref: /schemas/types.yaml#/definitions/uint32
> +    enum: [ 1, 2, 3, 4 ]
> +
> +  num-lanes:
> +    description: maximum number of lanes
> +    allOf:
> +      - $ref: /schemas/types.yaml#/definitions/uint32
> +    minimum: 1
> +    default: 1
> +    maximum: 16
> +
> +required:
> +  - compatible
> -- 
> 2.17.1
>