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SubjectRe: [PATCH v2 1/4] dt-bindings: renesas,rcar-dmac: Add r8a779a0 support
Hi Geert,

Thank you for the patch.

On Mon, Jan 25, 2021 at 03:24:28PM +0100, Geert Uytterhoeven wrote:
> Document the compatible value for the Direct Memory Access Controller
> blocks in the Renesas R-Car V3U (R8A779A0) SoC.
>
> The most visible difference with DMAC blocks on other R-Car SoCs is the
> move of the per-channel registers to a separate register block.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> Reviewed-by: Rob Herring <robh@kernel.org>

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

> ---
> v2:
> - Add Reviewed-by.
> ---
> .../bindings/dma/renesas,rcar-dmac.yaml | 76 ++++++++++++-------
> 1 file changed, 48 insertions(+), 28 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.yaml b/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.yaml
> index c07eb6f2fc8d2f12..7f2a54bc732d3a19 100644
> --- a/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.yaml
> +++ b/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.yaml
> @@ -14,34 +14,37 @@ allOf:
>
> properties:
> compatible:
> - items:
> - - enum:
> - - renesas,dmac-r8a7742 # RZ/G1H
> - - renesas,dmac-r8a7743 # RZ/G1M
> - - renesas,dmac-r8a7744 # RZ/G1N
> - - renesas,dmac-r8a7745 # RZ/G1E
> - - renesas,dmac-r8a77470 # RZ/G1C
> - - renesas,dmac-r8a774a1 # RZ/G2M
> - - renesas,dmac-r8a774b1 # RZ/G2N
> - - renesas,dmac-r8a774c0 # RZ/G2E
> - - renesas,dmac-r8a774e1 # RZ/G2H
> - - renesas,dmac-r8a7790 # R-Car H2
> - - renesas,dmac-r8a7791 # R-Car M2-W
> - - renesas,dmac-r8a7792 # R-Car V2H
> - - renesas,dmac-r8a7793 # R-Car M2-N
> - - renesas,dmac-r8a7794 # R-Car E2
> - - renesas,dmac-r8a7795 # R-Car H3
> - - renesas,dmac-r8a7796 # R-Car M3-W
> - - renesas,dmac-r8a77961 # R-Car M3-W+
> - - renesas,dmac-r8a77965 # R-Car M3-N
> - - renesas,dmac-r8a77970 # R-Car V3M
> - - renesas,dmac-r8a77980 # R-Car V3H
> - - renesas,dmac-r8a77990 # R-Car E3
> - - renesas,dmac-r8a77995 # R-Car D3
> - - const: renesas,rcar-dmac
> -
> - reg:
> - maxItems: 1
> + oneOf:
> + - items:
> + - enum:
> + - renesas,dmac-r8a7742 # RZ/G1H
> + - renesas,dmac-r8a7743 # RZ/G1M
> + - renesas,dmac-r8a7744 # RZ/G1N
> + - renesas,dmac-r8a7745 # RZ/G1E
> + - renesas,dmac-r8a77470 # RZ/G1C
> + - renesas,dmac-r8a774a1 # RZ/G2M
> + - renesas,dmac-r8a774b1 # RZ/G2N
> + - renesas,dmac-r8a774c0 # RZ/G2E
> + - renesas,dmac-r8a774e1 # RZ/G2H
> + - renesas,dmac-r8a7790 # R-Car H2
> + - renesas,dmac-r8a7791 # R-Car M2-W
> + - renesas,dmac-r8a7792 # R-Car V2H
> + - renesas,dmac-r8a7793 # R-Car M2-N
> + - renesas,dmac-r8a7794 # R-Car E2
> + - renesas,dmac-r8a7795 # R-Car H3
> + - renesas,dmac-r8a7796 # R-Car M3-W
> + - renesas,dmac-r8a77961 # R-Car M3-W+
> + - renesas,dmac-r8a77965 # R-Car M3-N
> + - renesas,dmac-r8a77970 # R-Car V3M
> + - renesas,dmac-r8a77980 # R-Car V3H
> + - renesas,dmac-r8a77990 # R-Car E3
> + - renesas,dmac-r8a77995 # R-Car D3
> + - const: renesas,rcar-dmac
> +
> + - items:
> + - const: renesas,dmac-r8a779a0 # R-Car V3U
> +
> + reg: true
>
> interrupts:
> minItems: 9
> @@ -110,6 +113,23 @@ required:
> - power-domains
> - resets
>
> +if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - renesas,dmac-r8a779a0
> +then:
> + properties:
> + reg:
> + items:
> + - description: Base register block
> + - description: Channel register block
> +else:
> + properties:
> + reg:
> + maxItems: 1
> +
> additionalProperties: false
>
> examples:

--
Regards,

Laurent Pinchart

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