Re: [PATCH v2 1/2] dt-bindings: interrupt-controller: Add Sophgo SG2044 MSI controller

[Chen Wang]

On 2025/3/7 9:06, Inochi Amaoto wrote:
> Like SG2042, SG2044 also uses an external msi controller to provide
> MSI interrupt for PCIe controllers. The difference between these
> two msi controlling are summary as follows:
>
> 1. SG2044 acks the interrupt by writing 0, as on SG2042 by setting
>     related bit.
> 2. SG2044 uses interrupt number mod 32 as msi message data, but
>     SG2042 uses setting related bit.
>
> Add support for the SG2044 msi controller.
>
> Signed-off-by: Inochi Amaoto <inochiama@xxxxxxxxx>
> Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
Reviewed-by: Chen Wang <unicorn_wang@xxxxxxxxxxx>
> ---
>   .../bindings/interrupt-controller/sophgo,sg2042-msi.yaml      | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-msi.yaml b/Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-msi.yaml
> index e1ffd55fa7bf..f6b8b1d92f79 100644
> --- a/Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-msi.yaml
> +++ b/Documentation/devicetree/bindings/interrupt-controller/sophgo,sg2042-msi.yaml
> @@ -18,7 +18,9 @@ allOf:
>
>   properties:
>     compatible:
> -    const: sophgo,sg2042-msi
> +    enum:
> +      - sophgo,sg2042-msi
> +      - sophgo,sg2044-msi
>
>     reg:
>       items:
> --
> 2.48.1