linux-kernel - Re: [PATCH v3 08/10] riscv: dts: renesas: Add minimal DTS for Renesas RZ/Five SMARC EVK

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Message-ID: <CA+V-a8uQ1XOq4v+nmoxOKk=K5tmahXeAttvE8BdbMBoU8GHr-A@mail.gmail.com>
Date:   Tue, 20 Sep 2022 17:05:12 +0100
From:   "Lad, Prabhakar" <prabhakar.csengg@...il.com>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     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>,
        Heiko Stuebner <heiko@...ech.de>,
        Atish Patra <atishp@...osinc.com>,
        Conor Dooley <conor.dooley@...rochip.com>,
        devicetree@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-renesas-soc@...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 v3 08/10] riscv: dts: renesas: Add minimal DTS for Renesas
 RZ/Five SMARC EVK

Hi Geert,

On Tue, Sep 20, 2022 at 4:07 PM Geert Uytterhoeven <geert@...ux-m68k.org> wrote:
>
> Hi Prabhakar,
>
> On Tue, Sep 20, 2022 at 3:05 PM Lad, Prabhakar
> <prabhakar.csengg@...il.com> wrote:
> > On Tue, Sep 20, 2022 at 1:32 PM Geert Uytterhoeven <geert@...ux-m68k.org> wrote:
> > > On Thu, Sep 15, 2022 at 8:17 PM Prabhakar <prabhakar.csengg@...il.com> wrote:
> > > > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> > > >
> > > > Enable the minimal blocks required for booting the Renesas RZ/Five
> > > > SMARC EVK with initramfs.
> > > >
> > > > Below are the blocks enabled:
> > > > - CPG
> > > > - CPU0
> > > > - DDR (memory regions)
> > > > - PINCTRL
> > > > - PLIC
> > > > - SCIF0
> > > >
> > > > Note we have deleted the nodes from the DT for which support needs to be
> > > > added for RZ/Five SoC and are enabled by RZ/G2UL SMARC EVK SoM/carrier
> > > > board DTS/I.
> > > >
> > > > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>
> > > > --- /dev/null
> > > > +++ b/arch/riscv/boot/dts/renesas/rzfive-smarc-som.dtsi
> > > > @@ -0,0 +1,42 @@
> > > > +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > > > +/*
> > > > + * Device Tree Source for the RZ/Five SMARC EVK SOM
> > > > + *
> > > > + * Copyright (C) 2022 Renesas Electronics Corp.
> > > > + */
> > > > +
> > > > +#include <arm64/renesas/rzg2ul-smarc-som.dtsi>
> > > > +
> > > > +/ {
> > > > +       aliases {
> > > > +               /delete-property/ ethernet0;
> > > > +               /delete-property/ ethernet1;
> > >
> > > OK
> > >
> > I assume you are OK with dropping the above too?
>
> I did intend to delete these properties (hence the "OK"), as their
> presence may confuse U-Boot.
>
Thank you for the clarification.

Cheers,
Prabhakar