linux-kernel - Re: [PATCH 2/4] dt-bindings: hwmon: add ti,ina238

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Date:   Wed, 25 Oct 2023 16:07:31 +0200
From:   Richard Leitner <richard.leitner@...ux.dev>
To:     Conor Dooley <conor@...nel.org>
Cc:     Guenter Roeck <linux@...ck-us.net>,
        Jean Delvare <jdelvare@...e.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        linux-kernel@...r.kernel.org, linux-hwmon@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH 2/4] dt-bindings: hwmon: add ti,ina238

On Wed, Oct 25, 2023 at 03:00:01PM +0100, Conor Dooley wrote:
> On Wed, Oct 25, 2023 at 10:34:12AM +0000, Richard Leitner wrote:
> > The ina238 driver is available since 2021 but lacks a dt-bindings file.
> > Therefore add the missing file now.
> 
> Seemingly it is documented in Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml

Thanks for the feedback. True. So is it fine if it's left there or
should it be removed from ti,ina2xxx.yml as this is a separate driver
with different properties?

> 
> Cheers,
> Conor.
> 
> > 
> > Mention Jean Delvare and Guenter Roeck as maintainers as reported by the
> > get_maintainer.pl script.
> > 
> > Signed-off-by: Richard Leitner <richard.leitner@...ux.dev>
> > ---
> >  .../devicetree/bindings/hwmon/ti,ina238.yaml       | 46 ++++++++++++++++++++++
> >  MAINTAINERS                                        |  1 +
> >  2 files changed, 47 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/hwmon/ti,ina238.yaml b/Documentation/devicetree/bindings/hwmon/ti,ina238.yaml
> > new file mode 100644
> > index 000000000000..aba89e5f34b3
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/hwmon/ti,ina238.yaml
> > @@ -0,0 +1,46 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +
> > +$id: http://devicetree.org/schemas/hwmon/ti,ina238.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Texas Instruments INA238 power/voltage monitors
> > +
> > +maintainers:
> > +  - Jean Delvare <jdelvare@...e.com>
> > +  - Guenter Roeck <linux@...ck-us.net>
> > +
> > +description: |
> > +  The INA238 is an ultra-precise digital power monitor with a
> > +  16-bit delta-sigma ADC specifically designed for current-sensing
> > +  applications.
> > +
> > +  Datasheets:
> > +    https://www.ti.com/lit/ds/symlink/ina238.pdf
> > +
> > +properties:
> > +  compatible:
> > +    enum:
> > +      - ti,ina238
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    i2c {
> > +        #address-cells = <1>;
> > +        #size-cells = <0>;
> > +
> > +        power-sensor@40 {
> > +            compatible = "ti,ina238";
> > +            reg = <0x40>;
> > +        };
> > +    };
> > diff --git a/MAINTAINERS b/MAINTAINERS
> > index 28f91c8a2e1c..13858bd6a3d4 100644
> > --- a/MAINTAINERS
> > +++ b/MAINTAINERS
> > @@ -10271,6 +10271,7 @@ INA238 HARDWARE MONITOR DRIVER
> >  M:	Guenter Roeck <linux@...ck-us.net>
> >  L:	linux-hwmon@...r.kernel.org
> >  S:	Maintained
> > +F:	Documentation/devicetree/bindings/hwmon/ti,ina238.yaml
> >  F:	drivers/hwmon/ina238.c
> >  
> >  INDEX OF FURTHER KERNEL DOCUMENTATION
> > 
> > -- 
> > 2.40.1
> >