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SubjectRe: [PATCH net-next v3 2/7] dt-bindings: net: add backplane dt bindings
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On 6/22/20 6:35 AM, Florinel Iordache wrote:
> Add ethernet backplane device tree bindings
>
> Signed-off-by: Florinel Iordache <florinel.iordache@nxp.com>
> ---

[snip]

> +properties:
> + $nodename:
> + pattern: "^serdes(@[a-f0-9]+)?$"
> +
> + compatible:
> + oneOf:
> + - const: serdes-10g
> + description: SerDes module type of 10G

Since this appears to be memory mapped in your case, it does not sound
like "serdes-10g" alone is going to be sufficient, should not we have a
SoC specific compatible string if nothing else?

> +
> + reg:
> + description:
> + Registers memory map offset and size for this serdes module
> +
> + reg-names:
> + description:
> + Names of the register map given in "reg" node.

You would also need to describe how many of these two properties are
expected.

> +
> + little-endian:
> + description:
> + Specifies the endianness of serdes module
> + For complete definition see
> + Documentation/devicetree/bindings/common-properties.txt

This is redundant with the default binding then, and if it is not
already in the common YAML binding, can you please add little-endian and
native-endian added there?

> +
> +examples:
> + - |
> + serdes1: serdes@1ea0000 {
> + compatible = "serdes-10g";
> + reg = <0x0 0x1ea0000 0 0x00002000>;
> + reg-names = "serdes", "serdes-10g";
> + little-endian;
> + };
>


--
Florian

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