linux-kernel - Re: [PATCH v2 2/2] arm64: dts: renesas: r9a07g043: Split out RZ/G2UL SoC specific parts

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Message-ID: <CAMuHMdXw0DTAXFjqutP4X2E3gzkBQ579tHPfjtLC2X0j3R-+Lw@mail.gmail.com>
Date:   Fri, 28 Oct 2022 13:35:01 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Prabhakar <prabhakar.csengg@...il.com>
Cc:     Magnus Damm <magnus.damm@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
        Conor Dooley <conor.dooley@...rochip.com>,
        Samuel Holland <samuel@...lland.org>, soc@...nel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-riscv@...ts.infradead.org, linux-renesas-soc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Biju Das <biju.das.jz@...renesas.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH v2 2/2] arm64: dts: renesas: r9a07g043: Split out RZ/G2UL
 SoC specific parts

Hi Prabhakar,

On Wed, Oct 26, 2022 at 12:06 AM Prabhakar <prabhakar.csengg@...il.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>
> Move RZ/G2UL SoC specific parts to r9a07g043u.dtsi so that r9a07g043.dtsi
> can be shared with RZ/Five (RISC-V SoC).
>
> Below are the changes due to which SoC specific parts are moved to
> r9a07g043u.dtsi:
> - RZ/G2UL has Cortex-A55 (ARM64) whereas the RZ/Five has AX45MP (RISC-V)
> - RZ/G2UL has GICv3 as interrupt controller whereas the RZ/Five has PLIC
> - RZ/G2UL has interrupts for SYSC block whereas interrupts are missing
>   for SYSC block on RZ/Five
> - RZ/G2UL has armv8-timer whereas the RZ/Five has riscv-timer
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
i.e. will queue in renesas-devel for v6.2.

> ---
> RFC->v2
> * Updated commit message about timer

Right. And I'll add while applying:

  - RZ/G2UL has PSCI whereas RZ/Five have OpenSBI


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