linux-kernel - Re: [PATCH 0/4] regulator: spacemit-p1: Fix voltage ranges and support board power tree

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Message-ID: <CAH1PCMaRqXHBZQLY02DY=C1rorMc2DZzzE2ziADofWoAQW8Mzg@mail.gmail.com>
Date: Thu, 22 Jan 2026 22:55:34 +0800
From: Guodong Xu <guodong@...cstar.com>
To: Yixun Lan <dlan@...too.org>
Cc: Mark Brown <broonie@...nel.org>, Liam Girdwood <lgirdwood@...il.com>, 
	Alex Elder <elder@...cstar.com>, Lee Jones <lee@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Troy Mitchell <troy.mitchell@...ux.spacemit.com>, Paul Walmsley <pjw@...nel.org>, 
	Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, 
	Alexandre Ghiti <alex@...ti.fr>, linux-kernel@...r.kernel.org, 
	linux-riscv@...ts.infradead.org, spacemit@...ts.linux.dev, 
	devicetree@...r.kernel.org
Subject: Re: [PATCH 0/4] regulator: spacemit-p1: Fix voltage ranges and
 support board power tree

On Thu, Jan 22, 2026 at 8:12 PM Yixun Lan <dlan@...too.org> wrote:
>
> Hi Mark,
>
> On 11:27 Thu 22 Jan     , Mark Brown wrote:
> > On Thu, Jan 22, 2026 at 06:11:22PM +0800, Yixun Lan wrote:
> > > On 17:43 Thu 22 Jan     , Guodong Xu wrote:
> >
> > > > Patch 1, n_voltages is corrected to match hardware register widths, as the
> > > > previous values prevented regulators from reaching higher operational
> > > > voltages (e.g., 3.3V on LDOs).
> >
> > > This patch bring system-wide change that not only affect Bananapi F3..
> >
> > > Please also provide fix for other boards, I think you may not be able
> > > to test all boards, but make sure the patches are available, so people
> > > who interested can test, P.S I can help on milkv jupiter board
> >
> > Patch 1 looks like it should be OK as is?
> then with patch 3, and for other boards (milkv jupiter), should have similar
> DT fix as patch 4..

There is no "spacemit,p1" node in other k1 boards (milkv jupiter).

Best regards,
Guodong Xu

>
> --
> Yixun Lan (dlan)