[PATCH v6 13/52] dt-bindings: memory: tegra124: emc: Document new interconnect property

Krzysztof Kozlowski krzk at kernel.org
Tue Oct 27 10:25:06 UTC 2020


On Mon, Oct 26, 2020 at 01:16:56AM +0300, Dmitry Osipenko wrote:
> External memory controller is interconnected with memory controller and
> with external memory. Document new interconnect property which turns
> External Memory Controller into interconnect provider.
> 
> Signed-off-by: Dmitry Osipenko <digetx at gmail.com>
> ---
>  .../bindings/memory-controllers/nvidia,tegra124-emc.yaml   | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-emc.yaml b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-emc.yaml
> index 278549f9e051..ac00832ceac1 100644
> --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-emc.yaml
> +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-emc.yaml
> @@ -29,6 +29,9 @@ properties:
>      items:
>        - const: emc
>  
> +  "#interconnect-cells":
> +    const: 0
> +
>    nvidia,memory-controller:
>      $ref: /schemas/types.yaml#/definitions/phandle
>      description:
> @@ -327,6 +330,7 @@ required:
>    - clocks
>    - clock-names
>    - nvidia,memory-controller
> +  - "#interconnect-cells"

Another required property, what about all existing users of this binding?

>  
>  additionalProperties: false
>  
> @@ -345,6 +349,7 @@ examples:
>  
>          #iommu-cells = <1>;
>          #reset-cells = <1>;
> +        #interconnect-cells = <1>;

You meant '0'?

Best regards,
Krzysztof


More information about the dri-devel mailing list