linux-kernel - Re: [PATCH 2/2] riscv: dts: microchip: Add ethernet0 to the aliases node

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Message-ID: <CAMuHMdWpJ194jEnXiUhs5dfC-33rGUm7pE9aMHUTYoMCUdFxZA@mail.gmail.com>
Date:   Fri, 16 Jul 2021 11:23:14 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Bin Meng <bmeng.cn@...il.com>
Cc:     Palmer Dabbelt <palmer@...belt.com>,
        Lewis Hanly <lewis.hanly@...rochip.com>,
        Atish Patra <atish.patra@....com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-riscv <linux-riscv@...ts.infradead.org>,
        Bin Meng <bin.meng@...driver.com>
Subject: Re: [PATCH 2/2] riscv: dts: microchip: Add ethernet0 to the aliases node

Hi Bing,

On Fri, Jul 2, 2021 at 3:44 AM Bin Meng <bmeng.cn@...il.com> wrote:
> From: Bin Meng <bin.meng@...driver.com>
>
> U-Boot expects this alias to be in place in order to fix up the mac
> address of the ethernet node.
>
> Note on the Icicle Kit board, currently only emac1 is enabled so it
> becomes the 'ethernet0'.
>
> Signed-off-by: Bin Meng <bin.meng@...driver.com>

Thanks for your patch!

> --- a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
> +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
> @@ -9,6 +9,10 @@ / {
>         model = "Microchip MPFS Icicle Kit";
>         compatible = "microchip,mpfs-icicle-kit";
>
> +       aliases {
> +               ethernet0 = &emac1;
> +       };
> +
>         chosen {
>         };

This should be added to the board DTS (microchip-mpfs-icicle-kit.dts)
instead.

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