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

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Date:   Fri, 28 Oct 2022 12:40:50 +0100
From:   "Lad, Prabhakar" <prabhakar.csengg@...il.com>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
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 Geert,

Thank you for the review.

On Fri, Oct 28, 2022 at 12:35 PM Geert Uytterhoeven
<geert@...ux-m68k.org> wrote:
>
> 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
>
That makes sense, thanks.

Cheers,
Prabhakar