From: Krzysztof Kozlowski <krzk@kernel.org>
To: Qianhui Xu <xiaqinghuan@mail.ustc.edu.cn>
Cc: Mark Brown <broonie@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] regulator: dt-bindings: willsemi,wl2868c: add the WL2868C camera PMIC
Date: Thu, 29 Oct 2026 09:55:55 +0100 [thread overview]
Message-ID: <20261029-amiable-loutish-wolf-60a76a@quoll> (raw)
In-Reply-To: <20261028120442.99375-1-xiaqinghuan@mail.ustc.edu.cn>
On Wed, Oct 28, 2026 at 08:04:42PM +0800, Qianhui Xu wrote:
> The WL2868C is a camera power management IC with seven programmable LDOs.
> LDO1 and LDO2 share the VIN12 input, LDO3 and LDO4 share VIN34, and LDO5 to
> LDO7 have one input each. LDO1 and LDO2 cover 0.496 V to 1.512 V, the other
> five cover 1.504 V to 3.544 V, all in 8 mV steps.
>
> It is used on the Lenovo Legion Tab (TB322FC, SM8750), where the two camera
> sensors take their DVDD, AVDD and DOVDD rails from LDO1 to LDO5 and LDO7.
> Without this binding those supply references cannot be described, so the
> camera stack on that board cannot be brought up.
>
> Signed-off-by: Qianhui Xu <xiaqinghuan@mail.ustc.edu.cn>
Please respond to comments from previous version. And not with LLM. I
still see no users of this binding.
Best regards,
Krzysztof
next prev parent reply other threads:[~2026-10-29 8:55 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-28 12:04 Qianhui Xu
2026-10-29 8:55 ` Krzysztof Kozlowski [this message]
2026-10-31 3:39 ` Qianhui Xu
2026-10-31 5:29 ` Qianhui Xu
2026-10-31 3:42 ` [PATCH v3 0/3] regulator: add the WL2868C camera PMIC and its users Qianhui Xu
2026-10-31 3:42 ` [PATCH v3 1/3] regulator: dt-bindings: willsemi,wl2868c: add the WL2868C camera PMIC Qianhui Xu
2026-10-31 3:42 ` [PATCH v3 2/3] regulator: willsemi,wl2868c: add the WL2868C camera PMIC driver Qianhui Xu
2026-10-31 3:43 ` [PATCH v3 3/3] arm64: dts: qcom: sm8750-lenovo-elden: describe the WL2868C regulators Qianhui Xu
[not found] ` <sashiko-outbox-191739@kernel.org>
2026-10-31 5:27 ` Qianhui Xu
2026-10-31 6:55 ` [PATCH v4 0/4] regulator: add the Will Semiconductor WL2868C camera PMIC Qianhui Xu
2026-10-31 6:55 ` [PATCH v4 1/4] regulator: dt-bindings: willsemi,wl2868c: add the " Qianhui Xu
2026-10-31 6:55 ` [PATCH v4 2/4] regulator: willsemi,wl2868c: add the WL2868C camera PMIC driver Qianhui Xu
2026-10-31 6:55 ` [PATCH v4 3/4] arm64: dts: qcom: sm8750: describe two of the three CCI I2C controllers Qianhui Xu
2026-10-31 6:55 ` [PATCH v4 4/4] arm64: dts: qcom: sm8750-lenovo-elden: describe the WL2868C regulators Qianhui Xu
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