[PATCH v2 7/8] dt-bindings: media: renesas, vsp1: Convert binding to YAML

[Niklas Söderlund]

Hi Laurent,

Thanks for your patch.

On 2020-06-21 03:47:33 +0300, Laurent Pinchart wrote:
> Convert the Renesas R-Car VSP1 text binding to YAML.
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas at ideasonboard.com>
> Reviewed-by: Geert Uytterhoeven <geert+renesas at glider.be>

Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas at ragnatech.se>

> ---
> Changes since v1:
> 
> - Simplify comments on compatible strings
> - Update MAINTAINERS
> ---
>  .../bindings/media/renesas,vsp1.txt           | 30 -------
>  .../bindings/media/renesas,vsp1.yaml          | 83 +++++++++++++++++++
>  MAINTAINERS                                   |  2 +-
>  3 files changed, 84 insertions(+), 31 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/media/renesas,vsp1.txt
>  create mode 100644 Documentation/devicetree/bindings/media/renesas,vsp1.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/renesas,vsp1.txt b/Documentation/devicetree/bindings/media/renesas,vsp1.txt
> deleted file mode 100644
> index cd5a955b2ea0..000000000000
> --- a/Documentation/devicetree/bindings/media/renesas,vsp1.txt
> +++ /dev/null
> @@ -1,30 +0,0 @@
> -* Renesas VSP Video Processing Engine
> -
> -The VSP is a video processing engine that supports up-/down-scaling, alpha
> -blending, color space conversion and various other image processing features.
> -It can be found in the Renesas R-Car Gen2, R-Car Gen3, RZ/G1, and RZ/G2 SoCs.
> -
> -Required properties:
> -
> -  - compatible: Must contain one of the following values
> -    - "renesas,vsp1" for the R-Car Gen2 and RZ/G1 VSP1
> -    - "renesas,vsp2" for the R-Car Gen3 and RZ/G2 VSP2
> -
> -  - reg: Base address and length of the registers block for the VSP.
> -  - interrupts: VSP interrupt specifier.
> -  - clocks: A phandle + clock-specifier pair for the VSP functional clock.
> -
> -Optional properties:
> -
> -  - renesas,fcp: A phandle referencing the FCP that handles memory accesses
> -                 for the VSP. Not needed on Gen2, mandatory on Gen3.
> -
> -
> -Example: R8A7790 (R-Car H2) VSP1-S node
> -
> -	vsp at fe928000 {
> -		compatible = "renesas,vsp1";
> -		reg = <0 0xfe928000 0 0x8000>;
> -		interrupts = <0 267 IRQ_TYPE_LEVEL_HIGH>;
> -		clocks = <&mstp1_clks R8A7790_CLK_VSP1_S>;
> -	};
> diff --git a/Documentation/devicetree/bindings/media/renesas,vsp1.yaml b/Documentation/devicetree/bindings/media/renesas,vsp1.yaml
> new file mode 100644
> index 000000000000..65e8ee61ce90
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/renesas,vsp1.yaml
> @@ -0,0 +1,83 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/renesas,vsp1.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas VSP Video Processing Engine
> +
> +maintainers:
> +  - Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> +
> +description:
> +  The VSP is a video processing engine that supports up-/down-scaling, alpha
> +  blending, color space conversion and various other image processing features.
> +  It can be found in the Renesas R-Car Gen2, R-Car Gen3, RZ/G1, and RZ/G2 SoCs.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - renesas,vsp1 # R-Car Gen2 and RZ/G1
> +      - renesas,vsp2 # R-Car Gen3 and RZ/G2
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  renesas,fcp:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description:
> +      A phandle referencing the FCP that handles memory accesses for the VSP.
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +
> +additionalProperties: false
> +
> +if:
> +  properties:
> +    compatible:
> +      items:
> +        - const: renesas,vsp1
> +then:
> +  properties:
> +    renesas,fcp: false
> +else:
> +  required:
> +    - renesas,fcp
> +
> +examples:
> +  # R8A7790 (R-Car H2) VSP1-S
> +  - |
> +    #include <dt-bindings/clock/renesas-cpg-mssr.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +    vsp at fe928000 {
> +        compatible = "renesas,vsp1";
> +        reg = <0xfe928000 0x8000>;
> +        interrupts = <GIC_SPI 267 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&cpg CPG_MOD 131>;
> +    };
> +
> +  # R8A77951 (R-Car H3) VSP2-BC
> +  - |
> +    #include <dt-bindings/clock/renesas-cpg-mssr.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +    vsp at fe920000 {
> +        compatible = "renesas,vsp2";
> +        reg = <0xfe920000 0x8000>;
> +        interrupts = <GIC_SPI 465 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&cpg CPG_MOD 624>;
> +
> +        renesas,fcp = <&fcpvb1>;
> +    };
> +...
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 7383dfa510a3..22e079cc3e3f 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -10730,7 +10730,7 @@ L:	linux-media at vger.kernel.org
>  L:	linux-renesas-soc at vger.kernel.org
>  S:	Supported
>  T:	git git://linuxtv.org/media_tree.git
> -F:	Documentation/devicetree/bindings/media/renesas,vsp1.txt
> +F:	Documentation/devicetree/bindings/media/renesas,vsp1.yaml
>  F:	drivers/media/platform/vsp1/
>  
>  MEDIA DRIVERS FOR ST STV0910 DEMODULATOR ICs
> -- 
> Regards,
> 
> Laurent Pinchart
> 

-- 
Regards,
Niklas Söderlund