linux-kernel - Re: [PATCH v10 6/8] dt-bindings: iio: adc: add bindings doc for AXI ADC driver

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Message-ID: <ec6b94df12bb1726357f78da32387a7a237a26b9.camel@analog.com>
Date:   Sat, 21 Mar 2020 07:30:12 +0000
From:   "Ardelean, Alexandru" <alexandru.Ardelean@...log.com>
To:     "robh@...nel.org" <robh@...nel.org>,
        "ardeleanalex@...il.com" <ardeleanalex@...il.com>
CC:     "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
        "Grozav, Andrei" <Andrei.Grozav@...log.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "jic23@...nel.org" <jic23@...nel.org>,
        "Hennerich, Michael" <Michael.Hennerich@...log.com>,
        "Nagy, Laszlo" <Laszlo.Nagy@...log.com>,
        "Csomortani, Istvan" <Istvan.Csomortani@...log.com>,
        "Costina, Adrian" <Adrian.Costina@...log.com>,
        "Bogdan, Dragos" <Dragos.Bogdan@...log.com>
Subject: Re: [PATCH v10 6/8] dt-bindings: iio: adc: add bindings doc for AXI
 ADC driver

On Fri, 2020-03-20 at 11:53 -0600, Rob Herring wrote:
> On Mon, Mar 16, 2020 at 05:50:33PM +0200, Alexandru Ardelean wrote:
> > This change adds the bindings documentation for the AXI ADC driver.
> > 
> > Signed-off-by: Alexandru Ardelean <alexandru.ardelean@...log.com>
> 
> Your author and S-o-b emails don't match.

Hmm, crap.
I sent it from my GMail account, since using the company one is a bit more
difficult these days [with WFH, VPN, etc].

I'll try to do some work to access the company one.

> 
> > ---
> >  .../bindings/iio/adc/adi,axi-adc.yaml         | 63 +++++++++++++++++++
> >  1 file changed, 63 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/iio/adc/adi,axi-
> > adc.yaml
> > 
> > diff --git a/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml
> > b/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml
> > new file mode 100644
> > index 000000000000..6bd80e241f40
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/iio/adc/adi,axi-adc.yaml
> > @@ -0,0 +1,63 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/iio/adc/adi,axi-adc.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Analog Devices AXI ADC IP core
> > +
> > +maintainers:
> > +  - Michael Hennerich <michael.hennerich@...log.com>
> > +  - Alexandru Ardelean <alexandru.ardelean@...log.com>
> > +
> > +description: |
> > +  Analog Devices Generic AXI ADC IP core for interfacing an ADC device
> > +  with a high speed serial (JESD204B/C) or source synchronous parallel
> > +  interface (LVDS/CMOS).
> > +  Usually, some other interface type (i.e SPI) is used as a control
> > +  interface for the actual ADC, while this IP core will interface
> > +  to the data-lines of the ADC and handle the streaming of data into
> > +  memory via DMA.
> > +
> > +  https://wiki.analog.com/resources/fpga/docs/axi_adc_ip
> > +
> > +properties:
> > +  compatible:
> > +    enum:
> > +      - adi,axi-adc-10.0.a
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  dmas:
> > +    maxItems: 1
> > +
> > +  dma-names:
> > +    maxItems: 1
> 
> Drop this. Implied by 'items' length.
> 
> With those 2 things fixed,
> 
> Reviewed-by: Rob Herring <robh@...nel.org>
> 
> > +    items:
> > +      - const: rx
> > +
> > +  adi,adc-dev:
> > +    $ref: /schemas/types.yaml#/definitions/phandle
> > +    description:
> > +      A reference to a the actual ADC to which this FPGA ADC interfaces to.
> > +
> > +required:
> > +  - compatible
> > +  - dmas
> > +  - reg
> > +  - adi,adc-dev
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    axi-adc@...00000 {
> > +          compatible = "adi,axi-adc-10.0.a";
> > +          reg = <0x44a00000 0x10000>;
> > +          dmas = <&rx_dma 0>;
> > +          dma-names = "rx";
> > +
> > +          adi,adc-dev = <&spi_adc>;
> > +    };
> > +...
> > -- 
> > 2.20.1
> >