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References: <20240417114132.6605-1-paul.barker.ct@bp.renesas.com>
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From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: Wed, 24 Apr 2024 15:24:18 +0200
Message-ID: <CAMuHMdWq2y0ELZpj38TZLequjB_=5_1VQe-1XCBjTLmW86xjog@mail.gmail.com>
Subject: Re: [PATCH] pinctrl: renesas: rzg2l: Limit 2.5V power supply to
 Ethernet interfaces
To: Paul Barker <paul.barker.ct@bp.renesas.com>
Cc: Linus Walleij <linus.walleij@linaro.org>, 
	Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>, linux-renesas-soc@vger.kernel.org, 
	linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org
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On Wed, Apr 17, 2024 at 1:41=E2=80=AFPM Paul Barker
<paul.barker.ct@bp.renesas.com> wrote:
> The RZ/G3S SoC supports configurable supply voltages for several of its
> I/O interfaces. All of these interfaces support both 1.8V and 3.3V
> supplies, but only the Ethernet and XSPI interfaces support a 2.5V
> supply.
>
> Voltage selection for the XSPI interface is not yet supported, so this
> leaves only the Ethernet interfaces currently supporting selection of a
> 2.5V supply. So we need to return an error if there is an attempt to
> select a 2.5V supply for any non-Ethernet interface.
>
> Fixes: 51996952b8b5 ("pinctrl: renesas: rzg2l: Add support to select powe=
r source for Ethernet pins")
> Signed-off-by: Paul Barker <paul.barker.ct@bp.renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-clk for v6.10.

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