[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <4586127e-d224-48cd-9e56-a06a4a9d46bc@sirena.org.uk>
Date: Tue, 20 Feb 2024 14:10:10 +0000
From: Mark Brown <broonie@...nel.org>
To: Bartosz Golaszewski <brgl@...ev.pl>
Cc: Marcel Holtmann <marcel@...tmann.org>,
Luiz Augusto von Dentz <luiz.dentz@...il.com>,
"David S . Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>, Kalle Valo <kvalo@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>,
Liam Girdwood <lgirdwood@...il.com>,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>,
Saravana Kannan <saravanak@...gle.com>,
Geert Uytterhoeven <geert+renesas@...der.be>,
Arnd Bergmann <arnd@...db.de>,
Neil Armstrong <neil.armstrong@...aro.org>,
Marek Szyprowski <m.szyprowski@...sung.com>,
Alex Elder <elder@...aro.org>,
Srini Kandagatla <srinivas.kandagatla@...aro.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Abel Vesa <abel.vesa@...aro.org>,
Manivannan Sadhasivam <mani@...nel.org>,
Lukas Wunner <lukas@...ner.de>,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
linux-bluetooth@...r.kernel.org, netdev@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-wireless@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-pci@...r.kernel.org,
linux-pm@...r.kernel.org,
Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH v5 09/18] arm64: dts: qcom: qrb5165-rb5: model the PMU of
the QCA6391
On Tue, Feb 20, 2024 at 02:51:25PM +0100, Bartosz Golaszewski wrote:
> On Tue, Feb 20, 2024 at 2:48 PM Mark Brown <broonie@...nel.org> wrote:
> > It is generally a bad sign if there is a voltage range specified on a
> > regulator that's not got any indication that the voltage is going to be
> > actively managed, especially in situations like with several of the
> > supplies the DT was specifying where there are clear indications that
> > the supply is intended to be fixed voltage (or cases where every single
> > supply has a voltage range which would be highly unusual). Looking at
> > the consumers might provide an explanation for such unusual and likely
> > incorrect constraints, and the lack of any consumers in conjunction with
> > other warning signs reenforces those warning signs.
> What do you recommend? No values at all in these regulators as it's
> the PMU which will manage those on its own once powered up by the host
> PMIC?
Unless something is actively going to change the voltages at runtime
or Linux needs to set a specific voltage (in which case minimum and
maximum should be identical) there should be nothing specified.
Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)
Powered by blists - more mailing lists