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References: <20240524094603.988-1-paul.barker.ct@bp.renesas.com> <20240524094603.988-10-paul.barker.ct@bp.renesas.com>
In-Reply-To: <20240524094603.988-10-paul.barker.ct@bp.renesas.com>
From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: Thu, 30 May 2024 15:51:58 +0200
Message-ID: <CAMuHMdVaOZjr6kUO2TebD6=x5wogE1=xyzFty0Jy8=8fSsU-7A@mail.gmail.com>
Subject: Re: [PATCH 9/9] arm64: dts: renesas: rzg2ul: Set Ethernet PVDD to 1.8V
To: Paul Barker <paul.barker.ct@bp.renesas.com>
Cc: Magnus Damm <magnus.damm@gmail.com>, Rob Herring <robh@kernel.org>, 
	Krzysztof Kozlowski <krzk+dt@kernel.org>, Conor Dooley <conor+dt@kernel.org>, 
	Linus Walleij <linus.walleij@linaro.org>, linux-renesas-soc@vger.kernel.org, 
	devicetree@vger.kernel.org, linux-gpio@vger.kernel.org, 
	linux-kernel@vger.kernel.org
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On Fri, May 24, 2024 at 11:47=E2=80=AFAM Paul Barker
<paul.barker.ct@bp.renesas.com> wrote:
> On the RZ/G2UL & RZ/Five SMARC SOMs, the RGMII interface between the SoC
> and the Ethernet PHY operates at 1.8V.
>
> The power supply for this interface may be correctly configured in
> u-boot, but the kernel should not be relying on this. Now that the
> RZ/G2L pinctrl driver supports configuring the Ethernet power supply
> voltage, we can simply specify the desired voltage in the device tree.
>
> Signed-off-by: Paul Barker <paul.barker.ct@bp.renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

Gr{oetje,eeting}s,

                        Geert

--=20
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k=
org

In personal conversations with technical people, I call myself a hacker. Bu=
t
when I'm talking to journalists I just say "programmer" or something like t=
hat.
                                -- Linus Torvalds