[PATCH 01/20] dt-bindings: display: renesas,cmm: Add R-Car CMM documentation

Sergei Shtylyov sergei.shtylyov at cogentembedded.com
Thu Jun 6 20:19:06 UTC 2019


On 06/06/2019 05:22 PM, Jacopo Mondi wrote:

> Add device tree bindings documentation for the Renesas R-Car Display
> Unit Color Management Module.
> 
> CMM is the image enhancement module available on each R-Car DU video
> channel on Gen2 and Gen3 SoCs (V3H and V3M excluded).
> 
> Signed-off-by: Jacopo Mondi <jacopo+renesas at jmondi.org>
> ---
>  .../bindings/display/renesas,cmm.txt          | 25 +++++++++++++++++++
>  1 file changed, 25 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/renesas,cmm.txt
> 
> diff --git a/Documentation/devicetree/bindings/display/renesas,cmm.txt b/Documentation/devicetree/bindings/display/renesas,cmm.txt
> new file mode 100644
> index 000000000000..d8d3cf9ce2ce
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/renesas,cmm.txt
> @@ -0,0 +1,25 @@
> +* Renesas R-Car Color Management Module (CMM)
> +
> +Renesas R-Car image enhancement module connected to R-Car DU video channels.
> +
> +Required properties:
> + - compatible: shall be one of:
> +   - "renesas,cmm-gen3"
> +   - "renesas,cmm-gen2"
> +
> + - reg: the address base and length of the memory area where CMM control
> +   registers are mapped to.
> +
> + - clocks: phandle and clock-specifier pair to the CMM functional clock
> +   supplier.
> +
> +Example:
> +--------
> +
> +	cmm0: cmm at fea40000 {
> +		compatible = "renesas,cmm";

   Dosent' match the description above.

> +		reg = <0 0xfea40000 0 0x1000>;
> +		power-domains = <&sysc R8A7796_PD_ALWAYS_ON>;
> +		clocks = <&cpg CPG_MOD 711>;
> +		resets = <&cpg 711>;
> +	};
> 

MBR, Sergei


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