[PATCH net-next 2/6] dt-bindings: net: mediatek: add WED RX binding for MT7986 eth driver

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Fri Oct 28 16:43:53 PDT 2022


On 21/10/2022 12:18, Lorenzo Bianconi wrote:
> Document the binding for the RX Wireless Ethernet Dispatch core on the
> MT7986 ethernet driver used to offload traffic received by WLAN NIC and
> forwarded to LAN/WAN one.
> 
> Signed-off-by: Lorenzo Bianconi <lorenzo at kernel.org>
> ---
>  .../arm/mediatek/mediatek,mt7622-wed.yaml     | 126 ++++++++++++++++++
>  .../arm/mediatek/mediatek,mt7986-wo-boot.yaml |  45 +++++++
>  .../arm/mediatek/mediatek,mt7986-wo-ccif.yaml |  49 +++++++
>  .../arm/mediatek/mediatek,mt7986-wo-dlm.yaml  |  66 +++++++++
>  4 files changed, 286 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7986-wo-boot.yaml
>  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7986-wo-ccif.yaml
>  create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7986-wo-dlm.yaml
> 

Please use scripts/get_maintainers.pl to get a list of necessary people
and lists to CC.  It might happen, that command when run on an older
kernel, gives you outdated entries.  Therefore please be sure you base
your patches on recent Linux kernel.

(...)
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    soc {
> +      #address-cells = <2>;
> +      #size-cells = <2>;
> +      ap2woccif0: ap2woccif at 151a5000 {

Node names should be generic.
https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation

In other places as well.

> +        compatible = "mediatek,ap2woccif", "syscon";
> +        reg = <0 0x151a5000 0 0x1000>;
> +        interrupts = <GIC_SPI 205 IRQ_TYPE_LEVEL_HIGH>;
> +      };
> +    };
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7986-wo-dlm.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7986-wo-dlm.yaml
> new file mode 100644
> index 000000000000..529343c57e4b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7986-wo-dlm.yaml
> @@ -0,0 +1,66 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/arm/mediatek/mediatek,mt7986-wo-dlm.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"

Drop quotes from both lines.

> +
> +title: MediaTek WED WO hw rx ring interface for MT7986
> +
> +maintainers:
> +  - Lorenzo Bianconi <lorenzo at kernel.org>
> +  - Felix Fietkau <nbd at nbd.name>
> +
> +description:
> +  The mediatek WO-dlm provides a configuration interface for WED WO
> +  rx ring on MT7986 soc.
> +
> +properties:
> +  compatible:
> +    const: mediatek,wocpu_dlm

No underscores in compatibles (and node names, but I think Rob commented
about it)

Best regards,
Krzysztof




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