linux-kernel - Re: [PATCH v3] arm64: dts: renesas: rzt2h-n2h-evk: Enable Ethernet support

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Message-ID: <CAMuHMdVt2rtKs+yRqLBPK+_CwSwZC2XmBor-wmVf_JDyPiFbmA@mail.gmail.com>
Date: Thu, 13 Nov 2025 16:46:33 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Prabhakar <prabhakar.csengg@...il.com>
Cc: Magnus Damm <magnus.damm@...il.com>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	linux-renesas-soc@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, Biju Das <biju.das.jz@...renesas.com>, 
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>, 
	Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH v3] arm64: dts: renesas: rzt2h-n2h-evk: Enable Ethernet support

On Mon, 10 Nov 2025 at 21:39, Prabhakar <prabhakar.csengg@...il.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>
> Enable Ethernet support on the RZ/T2H and RZ/N2H EVKs.
>
> Configure the MIIC converter in mode 0x6:
>   Port 0 <-> ETHSW Port 0
>   Port 1 <-> ETHSW Port 1
>   Port 2 <-> GMAC2
>   Port 3 <-> GMAC1
>
> Enable the ETHSS, GMAC1 and GMAC2 nodes. ETHSW support will be added
> once the switch driver is available.
>
> Configure the MIIC converters to map ports according to the selected
> switching mode, with converters 0 and 1 mapped to switch ports and
> converters 2 and 3 mapped to GMAC ports.
>
> 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 v6.19.

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