linux-kernel - Re: [PATCH] dt-bindings: interrupt-controller: Convert opencores,or1k-pic to DT schema

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Message-ID: <aBo2TpT2hadJq49M@antec>
Date: Tue, 6 May 2025 17:18:22 +0100
From: Stafford Horne <shorne@...il.com>
To: "Rob Herring (Arm)" <robh@...nel.org>
Cc: Thomas Gleixner <tglx@...utronix.de>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Stefan Kristiansson <stefan.kristiansson@...nalahti.fi>,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: interrupt-controller: Convert
 opencores,or1k-pic to DT schema

On Mon, May 05, 2025 at 09:48:02AM -0500, Rob Herring (Arm) wrote:
> Convert the OpenRISC PIC interrupt controller binding to schema
> format. It's a straight-forward conversion of the typical interrupt
> controller.
> 
> Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
> ---
>  .../opencores,or1k-pic.txt                    | 23 -----------
>  .../opencores,or1k-pic.yaml                   | 38 +++++++++++++++++++
>  2 files changed, 38 insertions(+), 23 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.txt
>  create mode 100644 Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.yaml
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.txt b/Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.txt
> deleted file mode 100644
> index 55c04faa3f3f..000000000000
> --- a/Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.txt
> +++ /dev/null
> @@ -1,23 +0,0 @@
> -OpenRISC 1000 Programmable Interrupt Controller
> -
> -Required properties:
> -
> -- compatible : should be "opencores,or1k-pic-level" for variants with
> -  level triggered interrupt lines, "opencores,or1k-pic-edge" for variants with
> -  edge triggered interrupt lines or "opencores,or1200-pic" for machines
> -  with the non-spec compliant or1200 type implementation.
> -
> -  "opencores,or1k-pic" is also provided as an alias to "opencores,or1200-pic",
> -  but this is only for backwards compatibility.
> -
> -- interrupt-controller : Identifies the node as an interrupt controller
> -- #interrupt-cells : Specifies the number of cells needed to encode an
> -  interrupt source. The value shall be 1.
> -
> -Example:
> -
> -intc: interrupt-controller {
> -	compatible = "opencores,or1k-pic-level";
> -	interrupt-controller;
> -	#interrupt-cells = <1>;
> -};
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.yaml b/Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.yaml
> new file mode 100644
> index 000000000000..995b68c3aed4
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.yaml
> @@ -0,0 +1,38 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/interrupt-controller/opencores,or1k-pic.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: OpenRISC 1000 Programmable Interrupt Controller
> +
> +maintainers:
> +  - Stefan Kristiansson <stefan.kristiansson@...nalahti.fi>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - opencores,or1k-pic-level
> +      - opencores,or1k-pic-edge
> +      - opencores,or1200-pic
> +      - opencores,or1k-pic
> +
> +  interrupt-controller: true
> +
> +  '#interrupt-cells':
> +    const: 1
> +
> +required:
> +  - compatible
> +  - interrupt-controller
> +  - '#interrupt-cells'
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    interrupt-controller {
> +        compatible = "opencores,or1k-pic-level";
> +        interrupt-controller;
> +        #interrupt-cells = <1>;
> +    };

This looks ok to me, I will queue via the OpenRISC queue.

-Stafford