linux-kernel - Re: [PATCH] dt-bindings: iio: adc: ad7923: Add dt-bindings for AD7928

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Message-ID: <CAKxs2cAb=zX9RvBYMQPy_rqcgoAU4dPbgB3JLVWbB-Ro9R2rHA@mail.gmail.com>
Date:   Wed, 12 Feb 2020 07:57:16 -0300
From:   Daniel Junho <djunho@...il.com>
To:     "Ardelean, Alexandru" <alexandru.Ardelean@...log.com>
Cc:     "patrick.vasseur@....fr" <patrick.vasseur@....fr>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "lkcamp@...ts.libreplanetbr.org" <lkcamp@...ts.libreplanetbr.org>,
        "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "pmeerw@...erw.net" <pmeerw@...erw.net>,
        "knaack.h@....de" <knaack.h@....de>,
        "jic23@...nel.org" <jic23@...nel.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "lars@...afoo.de" <lars@...afoo.de>,
        Michael Hennerich <michael.hennerich@...log.com>
Subject: Re: [PATCH] dt-bindings: iio: adc: ad7923: Add dt-bindings for AD7928

Hi.

Thank you for your review. I will make these changes and send a v2.

On Wed, Feb 5, 2020 at 5:24 AM Ardelean, Alexandru
<alexandru.Ardelean@...log.com> wrote:
>
> On Tue, 2020-02-04 at 21:21 -0300, Daniel Junho wrote:
> > From: Daniel Junho <djunho@...il.com>
> >
> > Add device tree bindings documentation for AD7923 adc in YAML format.
> >
> > Tested with:
> > make ARCH=arm dt_binding_check
> > DT_SCHEMA_FILES=Documentation/devicetree/bindings/iio/adc/adi,ad7923.yaml
> > make ARCH=arm dtbs_check
> > DT_SCHEMA_FILES=Documentation/devicetree/bindings/iio/adc/adi,ad7923.yaml
> >
>
> Hey,
>
> Some comments inline.
>
>
> > Signed-off-by: Daniel Junho <djunho@...il.com>
> > ---
> >
> > Hi,
> >
> > I got maintainers from the driver authors list. Let me know if this is
> > fine.
> >
> > Thanks.
> >
> >  .../bindings/iio/adc/adi,ad7923.yaml          | 65 +++++++++++++++++++
> >  1 file changed, 65 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,ad7923.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7923.yaml
> > b/Documentation/devicetree/bindings/iio/adc/adi,ad7923.yaml
> > new file mode 100644
> > index 000000000000..8097441c97be
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7923.yaml
> > @@ -0,0 +1,65 @@
> > +# SPDX-License-Identifier: GPL-2.0-only
>
> License header should be:
> # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>
>
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/iio/adc/adi,ad7923.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Analog Devices AD7923 and similars with 4 and 8 Channel ADCs.
> > +
> > +maintainers:
> > +  - Michael Hennerich <hennerich@...ckfin.uclinux.org>"
>
> For Michael, email now is:  michael.hennerich@...log.com
> That email may still work, but for new stuff, it should be updated.
>
> > +  - Patrick Vasseur <patrick.vasseur@....fr>"
> > +
> > +description: |
> > +  Analog Devices AD7904, AD7914, AD7923, AD7924 4 Channel ADCs, and AD7908,
> > +   AD7918, AD7928 8 Channels ADCs.
> > +
> > +  Specifications about the part can be found at:
> > +
> > https://www.analog.com/media/en/technical-documentation/data-sheets/AD7923.pdf
> > +
> > https://www.analog.com/media/en/technical-documentation/data-sheets/AD7904_7914_7924.pdf
> > +
> > https://www.analog.com/media/en/technical-documentation/data-sheets/AD7908_7918_7928.pdf
> > +
> > +properties:
> > +  compatible:
> > +    enum:
> > +      - adi,ad7904
> > +      - adi,ad7914
> > +      - adi,ad7923
> > +      - adi,ad7924
> > +      - adi,ad7908
> > +      - adi,ad7918
> > +      - adi,ad7928
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  refin-supply:
> > +    description: |
> > +      The regulator supply for ADC reference voltage.
> > +
> > +  '#address-cells':
> > +    const: 1
> > +
> > +  '#size-cells':
> > +    const: 0
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +
> > +examples:
> > +  - |
> > +    spi {
> > +      #address-cells = <1>;
> > +      #size-cells = <0>;
> > +
> > +      ad7928: adc@0 {
> > +        compatible = "adi,ad7928";
> > +        reg = <0>;
> > +        spi-max-frequency = <25000000>;
> > +        refin-supply = <&adc_vref>;
> > +
> > +        #address-cells = <1>;
> > +        #size-cells = <0>;
> > +      };
> > +    };