[PATCH v3 07/11] dt-bindings: interrupt-controller: Add Sophgo sg2042 CLINT mswi

Conor Dooley conor at kernel.org
Wed Sep 27 09:01:38 PDT 2023


On Wed, Sep 27, 2023 at 05:01:56PM +0800, Chen Wang wrote:
> From: Inochi Amaoto <inochiama at outlook.com>
> 
> Like the timer of Sophgo sg2042 clint. The machine-level software
> interrupt device (mswi) of sg2042 clint have the same problem when
> dealing with the standard sifive clint.
> 
> To avoid the same conficts as the timer of sg2042 clint, also add the
> vendor specific compatible string to identify the mswi of sg2042 clint.
> 
> Signed-off-by: Inochi Amaoto <inochiama at outlook.com>
> Signed-off-by: Chen Wang <wangchen20 at iscas.ac.cn>
> Signed-off-by: Chen Wang <unicornxw at gmail.com>

All of the same comments apply here.

Thanks,
Conor.

> ---
>  .../sophgo,sg2042-clint-mswi.yaml             | 42 +++++++++++++++++++
>  1 file changed, 42 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-clint-mswi.yaml
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-clint-mswi.yaml b/Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-clint-mswi.yaml
> new file mode 100644
> index 000000000000..a79c4c3db3b3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-clint-mswi.yaml
> @@ -0,0 +1,42 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/interrupt-controller/sophgo,sg2042-clint-mswi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sophgo sg2042 CLINT Machine-level Software Interrupt Device
> +
> +maintainers:
> +  - Inochi Amaoto <inochiama at outlook.com>
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - items:
> +          - const: sophgo,sg2042-clint-mswi
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts-extended:
> +    minItems: 1
> +    maxItems: 4095
> +
> +additionalProperties: false
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts-extended
> +
> +examples:
> +  - |
> +    interrupt-controller at 94000000 {
> +      compatible = "sophgo,sg2042-clint-mswi";
> +      interrupts-extended = <&cpu1intc 3>,
> +                            <&cpu2intc 3>,
> +                            <&cpu3intc 3>,
> +                            <&cpu4intc 3>;
> +      reg = <0x94000000 0x00010000>;
> +    };
> +...
> -- 
> 2.25.1
> 
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