linux-kernel - Re: [PATCH v4 1/3] dt-bindings: net: can: renesas,rcar-canfd: Document RZ/G2L SoC

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Date:   Mon, 9 Aug 2021 15:26:05 +0200
From:   Marc Kleine-Budde <mkl@...gutronix.de>
To:     Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Cc:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Rob Herring <robh+dt@...nel.org>,
        Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
        Wolfgang Grandegger <wg@...ndegger.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Magnus Damm <magnus.damm@...il.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-can@...r.kernel.org, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-renesas-soc@...r.kernel.org,
        Prabhakar <prabhakar.csengg@...il.com>,
        Biju Das <biju.das.jz@...renesas.com>
Subject: Re: [PATCH v4 1/3] dt-bindings: net: can: renesas,rcar-canfd:
 Document RZ/G2L SoC

On 27.07.2021 14:30:20, Lad Prabhakar wrote:
> Add CANFD binding documentation for Renesas RZ/G2L SoC.
> 
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> Reviewed-by: Biju Das <biju.das.jz@...renesas.com>
> Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
> Reviewed-by: Rob Herring <robh@...nel.org>
> ---
>  .../bindings/net/can/renesas,rcar-canfd.yaml  | 69 +++++++++++++++++--
>  1 file changed, 63 insertions(+), 6 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml b/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml
> index 0b33ba9ccb47..546c6e6d2fb0 100644
> --- a/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml
> +++ b/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml
> @@ -30,13 +30,15 @@ properties:
>                - renesas,r8a77995-canfd     # R-Car D3
>            - const: renesas,rcar-gen3-canfd # R-Car Gen3 and RZ/G2
>  
> +      - items:
> +          - enum:
> +              - renesas,r9a07g044-canfd    # RZ/G2{L,LC}
> +          - const: renesas,rzg2l-canfd     # RZ/G2L family
> +
>    reg:
>      maxItems: 1
>  
> -  interrupts:
> -    items:
> -      - description: Channel interrupt
> -      - description: Global interrupt
> +  interrupts: true
>  
>    clocks:
>      maxItems: 3
> @@ -50,8 +52,7 @@ properties:
>    power-domains:
>      maxItems: 1
>  
> -  resets:
> -    maxItems: 1
> +  resets: true
>  
>    renesas,no-can-fd:
>      $ref: /schemas/types.yaml#/definitions/flag
> @@ -91,6 +92,62 @@ required:
>    - channel0
>    - channel1
>  
> +if:
> +  properties:
> +    compatible:
> +      contains:
> +        enum:
> +          - renesas,rzg2l-canfd
> +then:
> +  properties:
> +    interrupts:
> +      items:
> +        - description: CAN global error interrupt
> +        - description: CAN receive FIFO interrupt
> +        - description: CAN0 error interrupt
> +        - description: CAN0 transmit interrupt
> +        - description: CAN0 transmit/receive FIFO receive completion interrupt
> +        - description: CAN1 error interrupt
> +        - description: CAN1 transmit interrupt
> +        - description: CAN1 transmit/receive FIFO receive completion interrupt
> +
> +    interrupt-names:
> +      items:
> +        - const: g_err
> +        - const: g_recc
> +        - const: ch0_err
> +        - const: ch0_rec
> +        - const: ch0_trx
> +        - const: ch1_err
> +        - const: ch1_rec
> +        - const: ch1_trx
> +
> +    resets:
> +      maxItems: 2
> +
> +    reset-names:
> +      items:
> +        - const: rstp_n
> +        - const: rstc_n
> +
> +  required:
> +    - interrupt-names
> +    - reset-names
> +else:
> +  properties:
> +    interrupts:
> +      items:
> +        - description: Channel interrupt
> +        - description: Global interrupt
> +
> +    interrupt-names:
> +      items:
> +        - const: ch_int
> +        - const: g_int

Are you adding the new interrupt-names to the existing DTs, too?
Otherwise this patch will generate more warnings in the existing DTs.

regards,
Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
Vertretung West/Dortmund         | Phone: +49-231-2826-924     |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-5555 |

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