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From:   "Lad, Prabhakar" <prabhakar.csengg@gmail.com>
Date:   Tue, 8 Nov 2022 16:06:44 +0000
Message-ID: <CA+V-a8t5Qah3MNm2m__xnmgK-52=HC9QBPPudnB+1j4-FYJ_NA@mail.gmail.com>
Subject: Re: [PATCH v5 7/7] riscv: configs: defconfig: Enable Renesas RZ/Five SoC
To:     Geert Uytterhoeven <geert@linux-m68k.org>
Cc:     Paul Walmsley <paul.walmsley@sifive.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Albert Ou <aou@eecs.berkeley.edu>,
        Magnus Damm <magnus.damm@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Heiko Stuebner <heiko@sntech.de>,
        Conor Dooley <conor.dooley@microchip.com>,
        Guo Ren <guoren@kernel.org>, Anup Patel <anup@brainfault.org>,
        Atish Patra <atishp@rivosinc.com>,
        Heinrich Schuchardt <heinrich.schuchardt@canonical.com>,
        devicetree@vger.kernel.org, linux-riscv@lists.infradead.org,
        linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
        Biju Das <biju.das.jz@bp.renesas.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
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Hi Geert,

Thank you for the review.

On Tue, Nov 8, 2022 at 3:52 PM Geert Uytterhoeven <geert@linux-m68k.org> wrote:
>
> Hi Prabhakar,
>
> On Fri, Oct 28, 2022 at 6:59 PM Prabhakar <prabhakar.csengg@gmail.com> wrote:
> > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> >
> > Enable Renesas RZ/Five SoC config in defconfig. It allows the default
> > upstream kernel to boot on RZ/Five SMARC EVK board.
> >
> > Alongside enable SERIAL_SH_SCI config so that the serial driver used by
> > RZ/Five SoC is built-in.
> >
> > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> > Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
> > Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
> > ---
> > v4 -> v5
> > * No change
> >
> > v3 -> v4
> > * Explicitly enabled ARCH_R9A07G043 config (note I have restored the RB
> >   tags with this change)
> > * Used riscv instead of RISC-V in subject line
>
> Thanks for the update!
>
> > --- a/arch/riscv/configs/defconfig
> > +++ b/arch/riscv/configs/defconfig
> > @@ -29,6 +29,8 @@ CONFIG_SOC_MICROCHIP_POLARFIRE=y
> >  CONFIG_SOC_SIFIVE=y
> >  CONFIG_SOC_STARFIVE=y
> >  CONFIG_SOC_VIRT=y
> > +CONFIG_ARCH_RENESAS=y
> > +CONFIG_ARCH_R9A07G043=y
>
> You forgot to refresh after moving ARCH_RENESAS in v5 of "riscv:
> Kconfig.socs: Add ARCH_RENESAS kconfig option", and after relying on
> ARCH_R9A07G043 in drivers/soc/renesas/Kconfig.
>
Sorry I missed your point here, could you please elaborate.

> >  CONFIG_SMP=y
> >  CONFIG_HOTPLUG_CPU=y
> >  CONFIG_PM=y
>
> PM and GPIOLIB are auto-selected by ARCH_R9A07G043 (through ARCH_RZG2L)
> resp. SOC_RENESAS, so they can be dropped.  But it's better to do this
> after the release of v6.2-rc1, when all pieces have fallen together.
>
Are you suggesting dropping it from defconfig?

Cheers,
Prabhakar