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From: Jonathan Cameron <jonathan.cameron@huawei.com>
To: "Ardelean, Alexandru" <alexandru.Ardelean@analog.com>
Cc: "renatogeh@gmail.com" <renatogeh@gmail.com>,
	"jic23@kernel.org" <jic23@kernel.org>,
	"Popa, Stefan Serban" <StefanSerban.Popa@analog.com>,
	"kernel-usp@googlegroups.com" <kernel-usp@googlegroups.com>,
	"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"linux-iio@vger.kernel.org" <linux-iio@vger.kernel.org>,
	"mark.rutland@arm.com" <mark.rutland@arm.com>,
	"devel@driverdev.osuosl.org" <devel@driverdev.osuosl.org>,
	"lars@metafoo.de" <lars@metafoo.de>,
	"knaack.h@gmx.de" <knaack.h@gmx.de>,
	"Hennerich, Michael" <Michael.Hennerich@analog.com>,
	"pmeerw@pmeerw.net" <pmeerw@pmeerw.net>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"robh+dt@kernel.org" <robh+dt@kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 1/2] dt-bindings: iio: adc: add adi,ad7780.yaml binding
Date: Thu, 6 Jun 2019 16:52:14 +0100	[thread overview]
Message-ID: <20190606165214.00006f09@huawei.com> (raw)
In-Reply-To: <d70b1ffcc903495cd5eac04e17fd1600e67b9c53.camel@analog.com>

On Thu, 6 Jun 2019 11:13:52 +0000
"Ardelean, Alexandru" <alexandru.Ardelean@analog.com> wrote:

> On Wed, 2019-06-05 at 17:35 -0300, Renato Lui Geh wrote:
> > [External]
> > 
> > 
> > On 05/26, Jonathan Cameron wrote:  
> > > On Fri, 24 May 2019 22:26:30 -0300
> > > Renato Lui Geh <renatogeh@gmail.com> wrote:
> > >   
> > > > This patch adds a YAML binding for the Analog Devices AD7780/1 and
> > > > AD7170/1 analog-to-digital converters.
> > > > 
> > > > Signed-off-by: Renato Lui Geh <renatogeh@gmail.com>  
> > > Looks good to me, but I'm still finding my feet with these so will
> > > leave it for a few days for others to have time to comment.
> > > 
> > > Michael, looking for a quick reply from you to say if you are happy
> > > being explicitly listed as maintainer for this one, or if you'd
> > > rather land it on someone else.  Same applies for patch 2.
> > > 
> > > Renato, if I seem to have forgotten this in a week or so, feel
> > > free to give me a poke. I've been known to loose patches entirely!  
> > 
> > Hi Jonathan,
> > 
> > Just here to give you a poke. :)
> > 
> > By the way, in these cases, which would be easier for you? To send you
> > an email like I'm doing right now on last week's thread; or to resend
> > the entire patch(set)?
> >   
> 
> I think in this case, maybe let's wait a bit longer.
> Jonathan has not been active recently.
> 
> I think a [RESEND] would be a good idea when he gets back/active and misses your patchset.
> 
Sorry, was away last weekend and haven't caught up since.

I should be fine to pick this up this weekend.

A ping like this is fine rather than a resend.

Thanks,

Jonathan

> Thanks
> Alex
> 
> > Thanks,
> > Renato  
> > > Thanks,
> > > 
> > > Jonathan  
> > > > ---
> > > > Changes in v2:
> > > >  - vref-supply to avdd-supply
> > > >  - remove avdd-supply from required list
> > > >  - include adc block in an spi block
> > > > 
> > > >  .../bindings/iio/adc/adi,ad7780.txt           | 48 ----------
> > > >  .../bindings/iio/adc/adi,ad7780.yaml          | 87 +++++++++++++++++++
> > > >  2 files changed, 87 insertions(+), 48 deletions(-)
> > > >  delete mode 100644 Documentation/devicetree/bindings/iio/adc/adi,ad7780.txt
> > > >  create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,ad7780.yaml
> > > > 
> > > > diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7780.txt
> > > > b/Documentation/devicetree/bindings/iio/adc/adi,ad7780.txt
> > > > deleted file mode 100644
> > > > index 440e52555349..000000000000
> > > > --- a/Documentation/devicetree/bindings/iio/adc/adi,ad7780.txt
> > > > +++ /dev/null
> > > > @@ -1,48 +0,0 @@
> > > > -* Analog Devices AD7170/AD7171/AD7780/AD7781
> > > > -
> > > > -Data sheets:
> > > > -
> > > > -- AD7170:
> > > > -    * https://www.analog.com/media/en/technical-documentation/data-sheets/AD7170.pdf
> > > > -- AD7171:
> > > > -    * https://www.analog.com/media/en/technical-documentation/data-sheets/AD7171.pdf
> > > > -- AD7780:
> > > > -    * https://www.analog.com/media/en/technical-documentation/data-sheets/ad7780.pdf
> > > > -- AD7781:
> > > > -    * https://www.analog.com/media/en/technical-documentation/data-sheets/AD7781.pdf
> > > > -
> > > > -Required properties:
> > > > -
> > > > -- compatible: should be one of
> > > > -    * "adi,ad7170"
> > > > -    * "adi,ad7171"
> > > > -    * "adi,ad7780"
> > > > -    * "adi,ad7781"
> > > > -- reg: spi chip select number for the device
> > > > -- vref-supply: the regulator supply for the ADC reference voltage
> > > > -
> > > > -Optional properties:
> > > > -
> > > > -- powerdown-gpios:  must be the device tree identifier of the PDRST pin. If
> > > > -                specified, it will be asserted during driver probe. As the
> > > > -                line is active high, it should be marked GPIO_ACTIVE_HIGH.
> > > > -- adi,gain-gpios:   must be the device tree identifier of the GAIN pin. Only for
> > > > -                the ad778x chips. If specified, it will be asserted during
> > > > -                driver probe. As the line is active low, it should be marked
> > > > -                GPIO_ACTIVE_LOW.
> > > > -- adi,filter-gpios: must be the device tree identifier of the FILTER pin. Only
> > > > -                for the ad778x chips. If specified, it will be asserted
> > > > -                during driver probe. As the line is active low, it should be
> > > > -                marked GPIO_ACTIVE_LOW.
> > > > -
> > > > -Example:
> > > > -
> > > > -adc@0 {
> > > > -    compatible =  "adi,ad7780";
> > > > -    reg =         <0>;
> > > > -    vref-supply = <&vdd_supply>
> > > > -
> > > > -    powerdown-gpios  = <&gpio 12 GPIO_ACTIVE_HIGH>;
> > > > -    adi,gain-gpios   = <&gpio  5 GPIO_ACTIVE_LOW>;
> > > > -    adi,filter-gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
> > > > -};
> > > > diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7780.yaml
> > > > b/Documentation/devicetree/bindings/iio/adc/adi,ad7780.yaml
> > > > new file mode 100644
> > > > index 000000000000..d1109416963c
> > > > --- /dev/null
> > > > +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7780.yaml
> > > > @@ -0,0 +1,87 @@
> > > > +# SPDX-License-Identifier: GPL-2.0
> > > > +%YAML 1.2
> > > > +---
> > > > +$id: http://devicetree.org/schemas/iio/adc/adi,ad7780.yaml#
> > > > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > > > +
> > > > +title: Analog Devices AD7170/AD7171/AD7780/AD7781 analog to digital converters
> > > > +
> > > > +maintainers:
> > > > +  - Michael Hennerich <michael.hennerich@analog.com>
> > > > +
> > > > +description: |
> > > > +  The ad7780 is a sigma-delta analog to digital converter. This driver provides
> > > > +  reading voltage values and status bits from both the ad778x and ad717x series.
> > > > +  Its interface also allows writing on the FILTER and GAIN GPIO pins on the
> > > > +  ad778x.
> > > > +
> > > > +  Specifications on the converters can be found at:
> > > > +    AD7170:
> > > > +      https://www.analog.com/media/en/technical-documentation/data-sheets/AD7170.pdf
> > > > +    AD7171:
> > > > +      https://www.analog.com/media/en/technical-documentation/data-sheets/AD7171.pdf
> > > > +    AD7780:
> > > > +      https://www.analog.com/media/en/technical-documentation/data-sheets/ad7780.pdf
> > > > +    AD7781:
> > > > +      https://www.analog.com/media/en/technical-documentation/data-sheets/AD7781.pdf
> > > > +
> > > > +properties:
> > > > +  compatible:
> > > > +    enum:
> > > > +      - adi,ad7170
> > > > +      - adi,ad7171
> > > > +      - adi,ad7780
> > > > +      - adi,ad7781
> > > > +
> > > > +  reg:
> > > > +    maxItems: 1
> > > > +
> > > > +  avdd-supply:
> > > > +    description:
> > > > +      The regulator supply for the ADC reference voltage.
> > > > +    maxItems: 1
> > > > +
> > > > +  powerdown-gpios:
> > > > +    description:
> > > > +      Must be the device tree identifier of the PDRST pin. If
> > > > +      specified, it will be asserted during driver probe. As the
> > > > +      line is active high, it should be marked GPIO_ACTIVE_HIGH.
> > > > +    maxItems: 1
> > > > +
> > > > +  adi,gain-gpios:
> > > > +    description:
> > > > +      Must be the device tree identifier of the GAIN pin. Only for
> > > > +      the ad778x chips. If specified, it will be asserted during
> > > > +      driver probe. As the line is active low, it should be marked
> > > > +      GPIO_ACTIVE_LOW.
> > > > +    maxItems: 1
> > > > +
> > > > +  adi,filter-gpios:
> > > > +    description:
> > > > +      Must be the device tree identifier of the FILTER pin. Only
> > > > +      for the ad778x chips. If specified, it will be asserted
> > > > +      during driver probe. As the line is active low, it should be
> > > > +      marked GPIO_ACTIVE_LOW.
> > > > +    maxItems: 1
> > > > +
> > > > +required:
> > > > +  - compatible
> > > > +  - reg
> > > > +
> > > > +examples:
> > > > +  - |
> > > > +    #include <dt-bindings/gpio/gpio.h>
> > > > +    spi0 {
> > > > +        #address-cells = <1>;
> > > > +        #size-cells = <0>;
> > > > +
> > > > +        adc@0 {
> > > > +            compatible = "adi,ad7780";
> > > > +            reg = <0>;
> > > > +
> > > > +            avdd-supply      = <&vdd_supply>;
> > > > +            powerdown-gpios  = <&gpio0 12 GPIO_ACTIVE_HIGH>;
> > > > +            adi,gain-gpios   = <&gpio1  5 GPIO_ACTIVE_LOW>;
> > > > +            adi,filter-gpios = <&gpio2 15 GPIO_ACTIVE_LOW>;
> > > > +        };
> > > > +    };  



  reply	other threads:[~2019-06-06 15:52 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-25  1:26 [PATCH v2 0/2] dt-bindings: iio: adc: add ad7780 yaml and MAINTAINERS entry Renato Lui Geh
2019-05-25  1:26 ` [PATCH v2 1/2] dt-bindings: iio: adc: add adi,ad7780.yaml binding Renato Lui Geh
2019-05-26 16:39   ` Jonathan Cameron
2019-05-27  6:29     ` Hennerich, Michael
2019-06-05 20:35     ` Renato Lui Geh
2019-06-06 11:13       ` Ardelean, Alexandru
2019-06-06 15:52         ` Jonathan Cameron [this message]
2019-06-08 11:18           ` Jonathan Cameron
2019-06-14 19:43   ` Rob Herring
2019-06-16 15:45     ` Jonathan Cameron
2019-05-25  1:26 ` [PATCH v2 2/2] MAINTAINERS: add entry for ad7780 adc driver Renato Lui Geh
2019-06-08 11:20   ` Jonathan Cameron

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