linux-kernel - Re: [PATCH] arm64: dts: renesas: rzt2h/rzn2h-evk: add note about SD1 1.8V modes

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Message-ID: <CAMuHMdWoum=tVskjVnjJJNc-BnZKxYT4K8zSpSHxY+sP-9xGNA@mail.gmail.com>
Date: Fri, 21 Nov 2025 11:23:39 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Cosmin Tanislav <cosmin-gabriel.tanislav.xa@...esas.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
Subject: Re: [PATCH] arm64: dts: renesas: rzt2h/rzn2h-evk: add note about SD1
 1.8V modes

On Wed, 22 Oct 2025 at 09:32, Cosmin Tanislav
<cosmin-gabriel.tanislav.xa@...esas.com> wrote:
> 1.8V operation of SD1 requires the jumper to be placed on the correct
> pins of a connector on these Evaluation Kits. 1.8V is needed to achieve
> the higher rated speeds like SDR104. Add a note about it to make sure no
> one else spends too much time figuring this out.
>
> Signed-off-by: Cosmin Tanislav <cosmin-gabriel.tanislav.xa@...esas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
i.e. will queue in renesas-devel for v6.20.

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