linux-kernel - Re: [PATCH v4 4/5] dt-bindings: iio: dac: Add adi,ltc2672.yaml

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: <20240623-juror-ground-9a44d66a002b@spud>
Date: Sun, 23 Jun 2024 15:03:47 +0100
From: Conor Dooley <conor@...nel.org>
To: Jonathan Cameron <jic23@...nel.org>
Cc: Kim Seer Paller <kimseer.paller@...log.com>,
	linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org,
	devicetree@...r.kernel.org, David Lechner <dlechner@...libre.com>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Dimitri Fedrau <dima.fedrau@...il.com>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Rob Herring <robh@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
	Michael Hennerich <michael.hennerich@...log.com>,
	Nuno Sá <noname.nuno@...il.com>
Subject: Re: [PATCH v4 4/5] dt-bindings: iio: dac: Add adi,ltc2672.yaml

On Sun, Jun 23, 2024 at 02:43:39PM +0100, Jonathan Cameron wrote:
> On Wed, 19 Jun 2024 18:57:59 +0100
> Conor Dooley <conor@...nel.org> wrote:
> 
> > On Wed, Jun 19, 2024 at 02:49:03PM +0800, Kim Seer Paller wrote:
> > > +patternProperties:
> > > +  "^channel@[0-4]$":
> > > +    type: object
> > > +    additionalProperties: false
> > > +
> > > +    properties:
> > > +      reg:
> > > +        description: The channel number representing the DAC output channel.
> > > +        maximum: 4
> > > +
> > > +      adi,toggle-mode:
> > > +        description:
> > > +          Set the channel as a toggle enabled channel. Toggle operation enables
> > > +          fast switching of a DAC output between two different DAC codes without
> > > +          any SPI transaction.
> > > +        type: boolean
> > > +
> > > +      adi,output-range-microamp:
> > > +        description: Specify the channel output full scale range.
> > > +        enum: [3125000, 6250000, 12500000, 25000000, 50000000, 100000000,
> > > +               200000000, 300000000]  
> > 
> > IIO folks, is this sort of thing common/likely to exist on other DACs?
> 
> Fair point. It is probably time to conclude this is at least moderately common
> and generalize it - which will need a dac.yaml similar to the one we have for
> ADCs in adc/adc.yaml.  That will need to make this a per channel node
> property (same as the adc ones).

Looks like it is already per channel node?

> I'd also expect it to always take 2 values. In many cases the first will be 0
> but that is fine.

What would that first value represent?

Download attachment "signature.asc" of type "application/pgp-signature" (229 bytes)