Re: [PATCH] dt-bindings: irqchip: renesas-rza1-irqc: Convert to json-schema

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Hi Geert,

Thanks for your work.

On 2020-05-28 15:28:53 +0200, Geert Uytterhoeven wrote:
> Convert the Renesas RZ/A1 Interrupt Controller Device Tree binding
> documentation to json-schema.
> 
> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>

> ---
> Validation depends on "[PATCH dt-schema] Fix interrupt controllers with
> interrupt-map".
> http://lore.kernel.org/r/20200528132323.30288-1-geert+renesas@xxxxxxxxx
> ---
>  .../renesas,rza1-irqc.txt                     | 43 ----------
>  .../renesas,rza1-irqc.yaml                    | 80 +++++++++++++++++++
>  2 files changed, 80 insertions(+), 43 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/interrupt-controller/renesas,rza1-irqc.txt
>  create mode 100644 Documentation/devicetree/bindings/interrupt-controller/renesas,rza1-irqc.yaml
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/renesas,rza1-irqc.txt b/Documentation/devicetree/bindings/interrupt-controller/renesas,rza1-irqc.txt
> deleted file mode 100644
> index 727b7e4cd6e01110..0000000000000000
> --- a/Documentation/devicetree/bindings/interrupt-controller/renesas,rza1-irqc.txt
> +++ /dev/null
> @@ -1,43 +0,0 @@
> -DT bindings for the Renesas RZ/A1 Interrupt Controller
> -
> -The RZ/A1 Interrupt Controller is a front-end for the GIC found on Renesas
> -RZ/A1 and RZ/A2 SoCs:
> -  - IRQ sense select for 8 external interrupts, 1:1-mapped to 8 GIC SPI
> -    interrupts,
> -  - NMI edge select.
> -
> -Required properties:
> -  - compatible: Must be "renesas,<soctype>-irqc", and "renesas,rza1-irqc" as
> -		fallback.
> -		Examples with soctypes are:
> -		  - "renesas,r7s72100-irqc" (RZ/A1H)
> -		  - "renesas,r7s9210-irqc" (RZ/A2M)
> -  - #interrupt-cells: Must be 2 (an interrupt index and flags, as defined
> -				 in interrupts.txt in this directory)
> -  - #address-cells: Must be zero
> -  - interrupt-controller: Marks the device as an interrupt controller
> -  - reg: Base address and length of the memory resource used by the interrupt
> -         controller
> -  - interrupt-map: Specifies the mapping from external interrupts to GIC
> -		   interrupts
> -  - interrupt-map-mask: Must be <7 0>
> -
> -Example:
> -
> -	irqc: interrupt-controller@fcfef800 {
> -		compatible = "renesas,r7s72100-irqc", "renesas,rza1-irqc";
> -		#interrupt-cells = <2>;
> -		#address-cells = <0>;
> -		interrupt-controller;
> -		reg = <0xfcfef800 0x6>;
> -		interrupt-map =
> -			<0 0 &gic GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
> -			<1 0 &gic GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>,
> -			<2 0 &gic GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
> -			<3 0 &gic GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
> -			<4 0 &gic GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
> -			<5 0 &gic GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>,
> -			<6 0 &gic GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
> -			<7 0 &gic GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
> -		interrupt-map-mask = <7 0>;
> -	};
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/renesas,rza1-irqc.yaml b/Documentation/devicetree/bindings/interrupt-controller/renesas,rza1-irqc.yaml
> new file mode 100644
> index 0000000000000000..755cdfabfcd06c85
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interrupt-controller/renesas,rza1-irqc.yaml
> @@ -0,0 +1,80 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/interrupt-controller/renesas,rza1-irqc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas RZ/A1 Interrupt Controller
> +
> +maintainers:
> +  - Chris Brandt <chris.brandt@xxxxxxxxxxx>
> +  - Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> +
> +description: |
> +  The RZ/A1 Interrupt Controller is a front-end for the GIC found on Renesas RZ/A1 and
> +  RZ/A2 SoCs:
> +    - IRQ sense select for 8 external interrupts, 1:1-mapped to 8 GIC SPI interrupts,
> +    - NMI edge select.
> +
> +allOf:
> +  - $ref: /schemas/interrupt-controller.yaml#
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - renesas,r7s72100-irqc # RZ/A1H
> +          - renesas,r7s9210-irqc  # RZ/A2M
> +      - const: renesas,rza1-irqc
> +
> +  '#interrupt-cells':
> +    const: 2
> +
> +  '#address-cells':
> +    const: 0
> +
> +  interrupt-controller: true
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupt-map:
> +    maxItems: 8
> +    description: Specifies the mapping from external interrupts to GIC interrupts.
> +
> +  interrupt-map-mask:
> +    items:
> +      - const: 7
> +      - const: 0
> +
> +required:
> +  - compatible
> +  - '#interrupt-cells'
> +  - '#address-cells'
> +  - interrupt-controller
> +  - reg
> +  - interrupt-map
> +  - interrupt-map-mask
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    irqc: interrupt-controller@fcfef800 {
> +            compatible = "renesas,r7s72100-irqc", "renesas,rza1-irqc";
> +            #interrupt-cells = <2>;
> +            #address-cells = <0>;
> +            interrupt-controller;
> +            reg = <0xfcfef800 0x6>;
> +            interrupt-map =
> +                    <0 0 &gic GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
> +                    <1 0 &gic GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>,
> +                    <2 0 &gic GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
> +                    <3 0 &gic GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
> +                    <4 0 &gic GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
> +                    <5 0 &gic GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>,
> +                    <6 0 &gic GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
> +                    <7 0 &gic GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
> +            interrupt-map-mask = <7 0>;
> +    };
> -- 
> 2.17.1
> 

-- 
Regards,
Niklas Söderlund



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