[PATCH net-next 09/10] dt-bindings: net: snps,dwmac: add per channel irq support

[Conor Dooley]

Hey Jisheng,

On Mon, Jul 24, 2023 at 12:10:28AM +0800, Jisheng Zhang wrote:
> The IP supports per channel interrupt, add support for this usage case.
> 
> Signed-off-by: Jisheng Zhang <jszhang at kernel.org>

Silly question perhaps, but the commit message and description for this
property imply that this is an optional feature that software may choose
to make use of, but will function without. Is that the case?

> ---
>  .../devicetree/bindings/net/snps,dwmac.yaml   | 23 +++++++++++++++++++
>  1 file changed, 23 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> index bb80ca205d26..525210c2c06c 100644
> --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> @@ -101,6 +101,11 @@ properties:
>      minItems: 1
>      maxItems: 2
>  
> +  snps,per-channel-interrupt:
> +    $ref: /schemas/types.yaml#/definitions/flag
> +    description:
> +      Indicates that Rx and Tx complete will generate a unique interrupt for each channel
> +
>    interrupts:
>      minItems: 1
>      items:
> @@ -109,6 +114,8 @@ properties:
>        - description: The interrupt that occurs when Rx exits the LPI state
>        - description: The interrupt that occurs when Safety Feature Correctible Errors happen
>        - description: The interrupt that occurs when Safety Feature Uncorrectible Errors happen
> +      - description: All of the rx per-channel interrupts
> +      - description: All of the tx per-channel interrupts
>  
>    interrupt-names:
>      minItems: 1
> @@ -118,6 +125,22 @@ properties:
>        - const: eth_lpi
>        - const: sfty_ce_irq
>        - const: sfty_ue_irq
> +      - const: rx0
> +      - const: rx1
> +      - const: rx2
> +      - const: rx3
> +      - const: rx4
> +      - const: rx5
> +      - const: rx6
> +      - const: rx7
> +      - const: tx0
> +      - const: tx1
> +      - const: tx2
> +      - const: tx3
> +      - const: tx4
> +      - const: tx5
> +      - const: tx6
> +      - const: tx7
>  
>    clocks:
>      minItems: 1
> -- 
> 2.40.1
> 
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