Date:   Wed, 22 Dec 2021 14:22:58 -0400
From:   Rob Herring <robh@kernel.org>
To:     Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Cc:     Geert Uytterhoeven <geert+renesas@glider.be>,
        Magnus Damm <magnus.damm@gmail.com>,
        Michael Turquette <mturquette@baylibre.com>,
        Stephen Boyd <sboyd@kernel.org>, Vinod Koul <vkoul@kernel.org>,
        Sergey Shtylyov <s.shtylyov@omp.ru>,
        "David S. Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>,
        Linus Walleij <linus.walleij@linaro.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Biju Das <biju.das.jz@bp.renesas.com>,
        linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
        dmaengine@vger.kernel.org, netdev@vger.kernel.org,
        linux-gpio@vger.kernel.org, linux-serial@vger.kernel.org,
        Prabhakar <prabhakar.csengg@gmail.com>
Subject: Re: [PATCH 01/16] dt-bindings: arm: renesas: Document Renesas RZ/V2L
 SoC
Message-ID: <YcNtAtVZgM+Z9i3X@robh.at.kernel.org>
References: <20211221094717.16187-1-prabhakar.mahadev-lad.rj@bp.renesas.com>
 <20211221094717.16187-2-prabhakar.mahadev-lad.rj@bp.renesas.com>
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On Tue, Dec 21, 2021 at 09:47:02AM +0000, Lad Prabhakar wrote:
> From: Biju Das <biju.das.jz@bp.renesas.com>
> 
> Document Renesas RZ/V2L SoC.
> 
> Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> ---
>  Documentation/devicetree/bindings/arm/renesas.yaml | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/renesas.yaml b/Documentation/devicetree/bindings/arm/renesas.yaml
> index 6a9350ee690b..55a5aec418ab 100644
> --- a/Documentation/devicetree/bindings/arm/renesas.yaml
> +++ b/Documentation/devicetree/bindings/arm/renesas.yaml
> @@ -421,6 +421,13 @@ properties:
>                - renesas,r9a07g044l2 # Dual Cortex-A55 RZ/G2L
>            - const: renesas,r9a07g044
>  
> +      - description: RZ/V2L (R9A07G054)
> +        items:
> +          - enum:
> +              - renesas,r9a07g054l1 # Single Cortex-A55 RZ/V2L
> +              - renesas,r9a07g054l2 # Dual Cortex-A55 RZ/V2L

I'd assume this is just a fuse difference and with cpu nodes you can 
distinguish how many cores.

> +          - const: renesas,r9a07g054
> +
>  additionalProperties: true
>  
>  ...
> -- 
> 2.17.1
> 
>