linux-kernel - Re: [PATCH v3 5/7] dt-bindings: iio: pressure: bmp085: Add interrupts for BMP3xx and BMP5xx devices

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Message-ID: <20240824113128.GE9644@vamoiridPC>
Date: Sat, 24 Aug 2024 13:31:28 +0200
From: Vasileios Amoiridis <vassilisamir@...il.com>
To: Biju Das <biju.das.jz@...renesas.com>
Cc: Vasileios Amoiridis <vassilisamir@...il.com>,
	"jic23@...nel.org" <jic23@...nel.org>,
	"lars@...afoo.de" <lars@...afoo.de>,
	"robh@...nel.org" <robh@...nel.org>,
	"krzk+dt@...nel.org" <krzk+dt@...nel.org>,
	"conor+dt@...nel.org" <conor+dt@...nel.org>,
	"andriy.shevchenko@...ux.intel.com" <andriy.shevchenko@...ux.intel.com>,
	"ang.iglesiasg@...il.com" <ang.iglesiasg@...il.com>,
	"linus.walleij@...aro.org" <linus.walleij@...aro.org>,
	"javier.carrasco.cruz@...il.com" <javier.carrasco.cruz@...il.com>,
	"semen.protsenko@...aro.org" <semen.protsenko@...aro.org>,
	"579lpy@...il.com" <579lpy@...il.com>,
	"ak@...klinger.de" <ak@...klinger.de>,
	"linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 5/7] dt-bindings: iio: pressure: bmp085: Add
 interrupts for BMP3xx and BMP5xx devices

On Fri, Aug 23, 2024 at 06:51:55PM +0000, Biju Das wrote:
> Hi Vasileios Amoiridis,
> 
> Thanks for the patch.
> 
> > -----Original Message-----
> > From: Vasileios Amoiridis <vassilisamir@...il.com>
> > Sent: Friday, August 23, 2024 7:17 PM
> > Subject: [PATCH v3 5/7] dt-bindings: iio: pressure: bmp085: Add interrupts for BMP3xx and BMP5xx
> > devices
> > 
> > Add interrupt options for BMP3xx and BMP5xx devices as well.
> > 
> > Signed-off-by: Vasileios Amoiridis <vassilisamir@...il.com>
> > ---
> >  Documentation/devicetree/bindings/iio/pressure/bmp085.yaml | 7 ++++++-
> >  1 file changed, 6 insertions(+), 1 deletion(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/iio/pressure/bmp085.yaml
> > b/Documentation/devicetree/bindings/iio/pressure/bmp085.yaml
> > index 6fda887ee9d4..eb1e1ab3dd18 100644
> > --- a/Documentation/devicetree/bindings/iio/pressure/bmp085.yaml
> > +++ b/Documentation/devicetree/bindings/iio/pressure/bmp085.yaml
> > @@ -48,9 +48,14 @@ properties:
> > 
> >    interrupts:
> >      description:
> > -      interrupt mapping for IRQ (BMP085 only)
> > +      interrupt mapping for IRQ. Supported in BMP085, BMP3xx, BMP5xx
> 
> Since you have updated the description. It is better to enforce the same in
> conditional schema?? So that dt binding check throws error if interrupt
> used in bmp{180,280 and bme280}.
> 
> Cheers,
> Biju
> 

Hi Biju,

Thanks for the feedback! It is true that it would be good to throw an
error in case the IRQ is used in a not supported sensor. If you could
point me to an example of another sensor implementing it, it would be
even more helpful, but I am sure I will find something :)

Cheers,
Vasilis

> >      maxItems: 1
> > 
> > +  drive-open-drain:
> > +    description:
> > +      set if the interrupt pin should be configured as open drain.
> > +      If not set, defaults to push-pull configuration.
> > +
> >  required:
> >    - compatible
> >    - vddd-supply
> > --
> > 2.25.1
>