linux-kernel - Re: [PATCH 02/16] dt-bindings: arm: renesas: Document Renesas RZ/G2{L,LC} SoC variants

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Message-ID: <CAMuHMdXdATYWRGL9PMkR_Fj-m-E5GUuPbHq0hZ_Mh=ceedF=RA@mail.gmail.com>
Date:   Fri, 21 May 2021 15:23:17 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Magnus Damm <magnus.damm@...il.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        linux-clk <linux-clk@...r.kernel.org>,
        "open list:SERIAL DRIVERS" <linux-serial@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Biju Das <biju.das.jz@...renesas.com>,
        Prabhakar <prabhakar.csengg@...il.com>
Subject: Re: [PATCH 02/16] dt-bindings: arm: renesas: Document Renesas
 RZ/G2{L,LC} SoC variants

Hii Prabhakar,

On Fri, May 14, 2021 at 9:23 PM Lad Prabhakar
<prabhakar.mahadev-lad.rj@...renesas.com> wrote:
> Add device tree bindings documentation for Renesas RZ/G2{L,LC}
> SoC variants.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> Reviewed-by: Biju Das <biju.das.jz@...renesas.com>
> Reviewed-by: Chris Paterson <Chris.Paterson2@...esas.com>

> --- a/Documentation/devicetree/bindings/arm/renesas.yaml
> +++ b/Documentation/devicetree/bindings/arm/renesas.yaml
> @@ -308,6 +308,15 @@ properties:
>                - renesas,r9a07g043u11 # Single Cortex-A55 RZ/G2UL
>            - const: renesas,r9a07g043
>
> +      - description: RZ/G2{L,LC} (R9A07G044)
> +        items:
> +          - enum:
> +              - renesas,r9a07g044c1 # Single Cortex-A55 RZ/G2LC
> +              - renesas,r9a07g044c2 # Dual Cortex-A55 RZ/G2LC
> +              - renesas,r9a07g044l1 # Single Cortex-A55 RZ/G2L
> +              - renesas,r9a07g044l2 # Dual Cortex-A55 RZ/G2L

Given the LSI DEVID is the same for all four, and presumably they're
thus the same die with different packaging, do we need these four
compatible values?

> +          - const: renesas,r9a07g044
> +
>  additionalProperties: true

Gr{oetje,eeting}s,

                        Geert


--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds