linux-kernel - Re: [PATCH v2 0/2] iio: light: Add support for Capella cm36686 and cm36672p sensors

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20260209182432.00006c3c@huawei.com>
Date: Mon, 9 Feb 2026 18:24:32 +0000
From: Jonathan Cameron <jonathan.cameron@...wei.com>
To: Erikas Bitovtas <xerikasxx@...il.com>
CC: Andy Shevchenko <andriy.shevchenko@...el.com>, Jonathan Cameron
	<jic23@...nel.org>, David Lechner <dlechner@...libre.com>, Nuno
 Sá <nuno.sa@...log.com>, Andy Shevchenko
	<andy@...nel.org>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski
	<krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, Kevin Tsai
	<ktsai@...ellamicro.com>, <linux-iio@...r.kernel.org>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<~postmarketos/upstreaming@...ts.sr.ht>, <phone-devel@...r.kernel.org>
Subject: Re: [PATCH v2 0/2] iio: light: Add support for Capella cm36686 and
 cm36672p sensors

On Mon, 9 Feb 2026 20:20:07 +0200
Erikas Bitovtas <xerikasxx@...il.com> wrote:

> On 2/9/26 5:49 PM, Andy Shevchenko wrote:
> > On Mon, Feb 09, 2026 at 05:48:22PM +0200, Andy Shevchenko wrote:  
> >> On Mon, Feb 09, 2026 at 04:23:40PM +0200, Erikas Bitovtas wrote:  
> >>> This patch series adds support for Capella cm36686 and cm36672p ambient
> >>> light and proximity sensors.
> >>>
> >>> Capella cm36686 is a combined ambient light and proximity sensor with
> >>> adjustable integration time, interrupt and hysteresis support. It has
> >>> the slave address of 0x60. cm36672p is fully compatible with cm36686,
> >>> except that it is a proximity-only sensor.  
> >>
> >> So, can we share the code (assuming there is a driver and it already
> >> uses or may be converted to regmap APIs)?  
> > 
> > Ah, it's being added with the same driver... So, have you checked if there is
> > any similar HW with the available driver in upstream?
> >   
> 
> I checked only for other Capella sensors, I forgot that Vishay acquired Capella
> Microsystems. Now that I checked, vcnl4040 uses the same registers and regfields
> as cm36686 and can be used instead...
> I am sorry for wasting your time. Should I add a fallback to vcnl4040's
> devicetree schema and add cm36672p support by excluding the light channels instead?
> 

Sounds good to me.

Jonathan

>