linux-kernel - Re: [PATCH v2 1/5] regulator: dt-bindings: Add Linear Technology LTM8054 regulator

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Message-ID: <20250927-spoon-yearning-c1a8df796173@spud>
Date: Sat, 27 Sep 2025 23:31:05 +0100
From: Conor Dooley <conor@...nel.org>
To: Romain Gantois <romain.gantois@...tlin.com>
Cc: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>, Hans de Goede <hansg@...nel.org>,
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
	linux-iio@...r.kernel.org
Subject: Re: [PATCH v2 1/5] regulator: dt-bindings: Add Linear Technology
 LTM8054 regulator

On Fri, Sep 26, 2025 at 05:59:48PM +0200, Romain Gantois wrote:
> Hello Conor,
> 
> On Thursday, 25 September 2025 21:27:06 CEST Conor Dooley wrote:
> > On Thu, Sep 25, 2025 at 02:37:33PM +0200, Romain Gantois wrote:
> ...
> > > +properties:
> > > +  compatible:
> > > +    const: adi,ltm8054
> > > +
> > > +  enable-gpios:
> > > +    description: GPIO connected to the RUN pin.
> > > +    maxItems: 1
> > > +
> > 
> > > +  lltc,fb-voltage-divider:
> > Why does this property have a ?linear? vendor prefix?
> > Shouldn't it be adi to match the other property and compatible?
> 
> This component was originally from Linear Technology, before it was acquired 
> by Analog Devices. The new properties and compatibles have the Analog Devices 
> prefix, but the "fb-voltage-divider" property is already used by the LTC3676 
> and LTC3589 regulators, so I left the Linear Technology prefix for this one to 
> avoid introducing a new property just to specify a vendor prefix change.
> 
> I don't have a strong opinion about this though.

Do they share the same driver?

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