Re: [PATCH 11/11] dt-bindings: can: rcar_canfd: document r8a774c0 support

Simon Horman
2019-01-17T12:11:46Z

On Wed, Jan 16, 2019 at 06:37:54PM +0000, Fabrizio Castro wrote:
> Document the support for rcar_canfd on R8A774C0 SoC devices.
>
> Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
> ---
> This patch depends on:
> https://patchwork.kernel.org/patch/10687999/
> https://patchwork.kernel.org/patch/10688001/
>
> Documentation/devicetree/bindings/net/can/rcar_canfd.txt | 16 +++++++++-------

Reviewed-by: Simon Horman <horms+renesas@verge.net.au>

> 1 file changed, 9 insertions(+), 7 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt
> index 41049fe..32f051f 100644
> --- a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt
> +++ b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt
> @@ -3,7 +3,8 @@ Renesas R-Car CAN FD controller Device Tree Bindings
>
> Required properties:
> - compatible: Must contain one or more of the following:
> - - "renesas,rcar-gen3-canfd" for R-Car Gen3 compatible controller.
> + - "renesas,rcar-gen3-canfd" for R-Car Gen3 and RZ/G2 compatible controllers.
> + - "renesas,r8a774c0-canfd" for R8A774C0 (RZ/G2E) compatible controller.
> - "renesas,r8a7795-canfd" for R8A7795 (R-Car H3) compatible controller.
> - "renesas,r8a7796-canfd" for R8A7796 (R-Car M3-W) compatible controller.
> - "renesas,r8a77965-canfd" for R8A77965 (R-Car M3-N) compatible controller.
> @@ -28,12 +29,13 @@ The name of the child nodes are "channel0" and "channel1" respectively. Each
> child node supports the "status" property only, which is used to
> enable/disable the respective channel.
>
> -Required properties for "renesas,r8a7795-canfd", "renesas,r8a7796-canfd",
> -"renesas,r8a77965-canfd" and "renesas,r8a77990-canfd" compatible:
> -In R8A7795, R8A7796, R8A77965 and R8A77990 SoCs, canfd clock is a div6 clock
> -and can be used by both CAN and CAN FD controller at the same time. It needs
> -to be scaled to maximum frequency if any of these controllers use it. This is
> -done using the below properties:
> +Required properties for "renesas,r8a774c0-canfd", "renesas,r8a7795-canfd",
> +"renesas,r8a7796-canfd", "renesas,r8a77965-canfd", and "renesas,r8a77990-canfd"
> +compatible:
> +In R8A774C0, R8A7795, R8A7796, R8A77965, and R8A77990 SoCs, canfd clock is a
> +div6 clock and can be used by both CAN and CAN FD controller at the same time.
> +It needs to be scaled to maximum frequency if any of these controllers use it.
> +This is done using the below properties:
>
> - assigned-clocks: phandle of canfd clock.
> - assigned-clock-rates: maximum frequency of this clock.
> --
> 2.7.4
>