linux-kernel - Re: [PATCH 00/10] Fix up WCN6855 RFA power supply name

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Message-ID: <CAMRc=Mcx1E3w7roY55HhKZg6pqV+NRkp87KYa5=BUEVJHOXVLw@mail.gmail.com>
Date: Sat, 6 Dec 2025 02:36:15 -0800
From: Bartosz Golaszewski <brgl@...nel.org>
To: Konrad Dybcio <konradybcio@...nel.org>
Cc: Luiz Augusto von Dentz <luiz.von.dentz@...el.com>, linux-arm-msm@...r.kernel.org, 
	linux-bluetooth@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, Konrad Dybcio <konrad.dybcio@....qualcomm.com>, 
	Jeff Johnson <jeff.johnson@....qualcomm.com>, Bartosz Golaszewski <brgl@...ev.pl>, 
	Marcel Holtmann <marcel@...tmann.org>, Luiz Augusto von Dentz <luiz.dentz@...il.com>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Balakrishna Godavarthi <quic_bgodavar@...cinc.com>, Rocky Liao <quic_rjliao@...cinc.com>, 
	Bjorn Andersson <andersson@...nel.org>
Subject: Re: [PATCH 00/10] Fix up WCN6855 RFA power supply name

On Fri, 5 Dec 2025 13:47:19 +0100, Konrad Dybcio <konradybcio@...nel.org> said:
> Commit 5f4f954bba12 ("dt-bindings: bluetooth: bring the HW description
> closer to reality for wcn6855") renamed the supply representing the
> VDD17_PMU_RFA leg to mention "1p8" instead.
>
> While the supply's voltage is normally 1.8 V, the bindings should
> reflect the actual naming of the pin. Moreover, almost all DTs define
> the output as 1p7, so that ends up looking a little odd..
>
> Ultimately, this is a "fake" regulator that is consumed for the sake
> of DT sanity and this series is meant to bring uniformity and squash
> checker errors.
>
> The last patch fixes up a less-trivial warning.
> sc8280xp-microsoft-arcata is left out because I don't know whether the
> mounting of the chip is on-board or as an M.2-y card (although I would
> guesstimate the prior).
>
> Depends on the long-ready-for-the-merge series by Krzysztof (per-chip
> bindings split of qualcomm-bluetooth.yaml), mentioned below
>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> ---

I want to belive there was a reason for it but I no longer remember. :( Is it
possible the schematics for the lenovo X13s laptop had it described as 1p7?

Well, anyway:

Reviewed-by: Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>