linux-kernel - Re: [PATCH 6/8] arm64: dts: renesas: Initial r8a774e1 SoC device tree

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Message-ID: <CAMuHMdWBLrPQJJzs=K7fHzu4UJsKyj29Yu9KZK4vf9QQNLQF+Q@mail.gmail.com>
Date:   Mon, 13 Jul 2020 14:24:43 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Cc:     Magnus Damm <magnus.damm@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Marc Zyngier <maz@...nel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux MMC List <linux-mmc@...r.kernel.org>,
        "open list:SERIAL DRIVERS" <linux-serial@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Prabhakar <prabhakar.csengg@...il.com>
Subject: Re: [PATCH 6/8] arm64: dts: renesas: Initial r8a774e1 SoC device tree

Hi Prabhakar,

On Wed, Jul 8, 2020 at 7:49 PM Lad Prabhakar
<prabhakar.mahadev-lad.rj@...renesas.com> wrote:
> From: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@...renesas.com>
>
> Basic support for the RZ/G2H SoC.
>
> Signed-off-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@...renesas.com>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Thanks for your patch!

> --- /dev/null
> +++ b/arch/arm64/boot/dts/renesas/r8a774e1.dtsi

> +               avb: ethernet@...00000 {
> +                       reg = <0 0xe6800000 0 0x800>, <0 0xe6a00000 0 0x10000>;

According to Rev. 1.00 of the Hardware User's Manual, RZ/G2H does not
have the Stream Buffer for EtherAVB-IF, so the second register block
should be dropped.

> +                       #address-cells = <1>;
> +                       #size-cells = <0>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };

> +               gic: interrupt-controller@...10000 {
> +                       compatible = "arm,gic-400";
> +                       #interrupt-cells = <3>;
> +                       #address-cells = <0>;
> +                       interrupt-controller;
> +                       reg = <0x0 0xf1010000 0 0x1000>,
> +                             <0x0 0xf1020000 0 0x20000>,
> +                             <0x0 0xf1040000 0 0x20000>,
> +                             <0x0 0xf1060000 0 0x20000>;
> +                       interrupts = <GIC_PPI 9
> +                                       (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_HIGH)>;

Like Marc already pointed out, GIC_CPU_MASK_SIMPLE(8).

With the above fixed:
Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
Will queue in renesas-devel for v5.9, after fixing the above.

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