[PATCH v1 2/3] dt-bindings: dma: sf-pdma: add new compatible name

Conor Dooley conor at kernel.org
Fri Sep 22 02:59:52 PDT 2023


Hey Shravan,

On Fri, Sep 22, 2023 at 03:20:38PM +0530, shravan chippa wrote:
> From: Shravan Chippa <shravan.chippa at microchip.com>
> 
> add new compatible name microchip,mpfs-pdma to support out of order dma
> transfers this will improve the dma throughput for mem-to-mem transfer
> 
> Signed-off-by: Shravan Chippa <shravan.chippa at microchip.com>
> Reviewed-by: Conor Dooley <conor.dooley at microchip.com>
> Signed-off-by: Conor Dooley <conor.dooley at microchip.com>

I would appreciate if you would drop any vendor tree related tags when
submitting patches upstream, especially for dt-bindings where it
actually means something to have my R-b on them.

Cheers,
Conor.

> ---
>  .../bindings/dma/sifive,fu540-c000-pdma.yaml         | 12 ++++++++----
>  1 file changed, 8 insertions(+), 4 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml b/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml
> index a1af0b906365..974467c4bacb 100644
> --- a/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml
> +++ b/Documentation/devicetree/bindings/dma/sifive,fu540-c000-pdma.yaml
> @@ -27,10 +27,14 @@ allOf:
>  
>  properties:
>    compatible:
> -    items:
> -      - enum:
> -          - sifive,fu540-c000-pdma
> -      - const: sifive,pdma0
> +    oneOf:
> +      - items:
> +          - const: microchip,mpfs-pdma # Microchip out of order DMA transfer
> +          - const: sifive,fu540-c000-pdma # Sifive in-order DMA transfer
> +      - items:
> +          - enum:
> +              - sifive,fu540-c000-pdma
> +          - const: sifive,pdma0
>      description:
>        Should be "sifive,<chip>-pdma" and "sifive,pdma<version>".
>        Supported compatible strings are -
> -- 
> 2.34.1
> 
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 228 bytes
Desc: not available
URL: <http://lists.infradead.org/pipermail/linux-riscv/attachments/20230922/63407ce0/attachment.sig>


More information about the linux-riscv mailing list