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Date:   Mon, 7 Oct 2019 19:00:18 +0200
From:   Andreas Klinger <ak@it-klinger.de>
To:     Rob Herring <robh+dt@kernel.org>
Cc:     Jonathan Cameron <jic23@kernel.org>,
        Hartmut Knaack <knaack.h@gmx.de>,
        Lars-Peter Clausen <lars@metafoo.de>,
        Peter Meerwald <pmeerw@pmeerw.net>,
        Mark Rutland <mark.rutland@arm.com>,
        "open list:IIO SUBSYSTEM AND DRIVERS" <linux-iio@vger.kernel.org>,
        devicetree@vger.kernel.org,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2] dt-bindings: iio: maxbotix,mb1232.yaml: transform to
 yaml
Message-ID: <20191007170018.673p6fs6mjokihn6@arbad>
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Hi Rob,

i don't get this error. Is there anything i'm doing wrong here?

ak@arbad:/project/opt-sw/linux-robh$ make O=../build-wega-robh/ dt_binding_check
make[1]: Verzeichnis „/project/opt-sw/build-wega-robh“ wird betreten
  SCHEMA  Documentation/devicetree/bindings/processed-schema.yaml
  /project/opt-sw/linux-robh/Documentation/devicetree/bindings/net/adi,adin.yaml:
  ignoring, error in schema 'adi,fifo-depth-bits'
  warning: no schema found in file:
  /project/opt-sw/linux-robh/Documentation/devicetree/bindings/net/adi,adin.yaml
  /project/opt-sw/linux-robh/Documentation/devicetree/bindings/regulator/fixed-regulator.yaml:
  ignoring, error in schema '0'
  warning: no schema found in file:
  /project/opt-sw/linux-robh/Documentation/devicetree/bindings/regulator/fixed-regulator.yaml
    CHKDT   Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.yaml
    CHKDT   [...]


But anyway i've fixed and send it out again.

Andreas


Rob Herring <robh+dt@kernel.org> schrieb am Mo, 07. Okt 07:42:
> On Sun, Oct 6, 2019 at 9:27 AM Andreas Klinger <ak@it-klinger.de> wrote:
> >
> > transform existing documentation of maxbotix,mb1232 ultrasonic ranger
> > from text documentation format into yaml.
> >
> > Changes in v2:
> > - removed description of reg property
> > - added a line:
> >   additionalProperties: false
> >
> > Signed-off-by: Andreas Klinger <ak@it-klinger.de>
> > ---
> >  .../bindings/iio/proximity/maxbotix,mb1232.txt     | 29 -----------
> >  .../bindings/iio/proximity/maxbotix,mb1232.yaml    | 56 ++++++++++++++++++++++
> >  2 files changed, 56 insertions(+), 29 deletions(-)
> >  delete mode 100644 Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.txt
> >  create mode 100644 Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.txt b/Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.txt
> > deleted file mode 100644
> > index dd1058fbe9c3..000000000000
> > --- a/Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.txt
> > +++ /dev/null
> > @@ -1,29 +0,0 @@
> > -* MaxBotix I2CXL-MaxSonar ultrasonic distance sensor of type  mb1202,
> > -  mb1212, mb1222, mb1232, mb1242, mb7040 or mb7137 using the i2c interface
> > -  for ranging
> > -
> > -Required properties:
> > - - compatible:         "maxbotix,mb1202",
> > -                       "maxbotix,mb1212",
> > -                       "maxbotix,mb1222",
> > -                       "maxbotix,mb1232",
> > -                       "maxbotix,mb1242",
> > -                       "maxbotix,mb7040" or
> > -                       "maxbotix,mb7137"
> > -
> > - - reg:                        i2c address of the device, see also i2c/i2c.txt
> > -
> > -Optional properties:
> > - - interrupts:         Interrupt used to announce the preceding reading
> > -                       request has finished and that data is available.
> > -                       If no interrupt is specified the device driver
> > -                       falls back to wait a fixed amount of time until
> > -                       data can be retrieved.
> > -
> > -Example:
> > -proximity@70 {
> > -       compatible = "maxbotix,mb1232";
> > -       reg = <0x70>;
> > -       interrupt-parent = <&gpio2>;
> > -       interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
> > -};
> > diff --git a/Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.yaml b/Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.yaml
> > new file mode 100644
> > index 000000000000..e2fb1f6d4dbe
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.yaml
> > @@ -0,0 +1,56 @@
> > +# SPDX-License-Identifier: GPL-2.0
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/iio/proximity/maxbotix,mb1232.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: MaxBotix I2CXL-MaxSonar ultrasonic distance sensor
> > +
> > +maintainers:
> > +  - Andreas Klinger <ak@it-klinger.de>
> > +
> > +description: |
> > +  MaxBotix I2CXL-MaxSonar ultrasonic distance sensor of type  mb1202,
> > +  mb1212, mb1222, mb1232, mb1242, mb7040 or mb7137 using the i2c interface
> > +  for ranging
> > +
> > +  Specifications about the devices can be found at:
> > +  https://www.maxbotix.com/documents/I2CXL-MaxSonar-EZ_Datasheet.pdf
> > +
> > +properties:
> > +  compatible:
> > +    enum:
> > +      - maxbotix,mb1202
> > +      - maxbotix,mb1212
> > +      - maxbotix,mb1222
> > +      - maxbotix,mb1232
> > +      - maxbotix,mb1242
> > +      - maxbotix,mb7040
> > +      - maxbotix,mb7137
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  interrupts:
> > +    description:
> > +      Interrupt used to announce the preceding reading request has finished
> > +      and that data is available.  If no interrupt is specified the device
> > +      driver falls back to wait a fixed amount of time until data can be
> > +      retrieved.
> > +    maxItems: 1
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    #include <dt-bindings/interrupt-controller/irq.h>
> > +    proximity@70 {
> 
> Fails to build with 'make dt_binding_check':
> 
> Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.example.dts:20.11-24:
> Warning (reg_format): /example-0/proximity@70:reg: property has
> invalid length (4 bytes) (#address-cells == 1, #size-cells == 1)
> Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.example.dt.yaml:
> Warning (pci_device_bus_num): Failed prerequisite 'reg_format'
> Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.example.dt.yaml:
> Warning (i2c_bus_reg): Failed prerequisite 'reg_format'
> Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.example.dt.yaml:
> Warning (spi_bus_reg): Failed prerequisite 'reg_format'
> 
> You have to put this under an i2c bus node.
> 
> i2c {
>   #address-cells = <1>;
>   #size-cells = <0>;
>   ...
> };
> 
> > +      compatible = "maxbotix,mb1232";
> > +      reg = <0x70>;
> > +      interrupt-parent = <&gpio2>;
> > +      interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
> > +    };
> > --
> > 2.11.0

-- 
Andreas Klinger
Grabenreith 27
84508 Burgkirchen
+49 8623 919966
ak@it-klinger.de
www.it-klinger.de
www.grabenreith.de