Commit 79233bdc authored by Jonathan Cameron's avatar Jonathan Cameron
Browse files

dt-bindings: iio: ti,ads8688 yaml conversion 



Fairly simple binding.  Most of the changes were filling in information
not previously found in the binding.  I dropped the previous explicit
mention of spi-max-frequency as that is covered by the generic SPI
binding.

Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: default avatarSean Nyekjaer <sean@geanix.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
parent 5ef8f84a

Documentation/devicetree/bindings/iio/adc/ti,ads8688.yaml

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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/iio/adc/ti,ads8688.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#



title: Texas Instruments' ADS8684 and ADS8688 ADC chip



maintainers:

  - Sean Nyekjaer <sean@geanix.com>



description: |

   SPI 16bit ADCs with 4/8 channels.



properties:

  compatible:

    enum:

      - ti,ads8684

      - ti,ads8688



  reg:

    maxItems: 1



  vref-supply:

    description: Optional external reference.  If not supplied, assume

      REFSEL input tied low to enable the internal reference.



required:

  - compatible

  - reg



examples:

  - |

    spi {

        #address-cells = <1>;

        #size-cells = <0>;



        adc@0 {

            compatible = "ti,ads8688";

            reg = <0>;

            vref-supply = <&vdd_supply>;

            spi-max-frequency = <1000000>;

        };

    };

...

Documentation/devicetree/bindings/iio/adc/ti-ads8688.txt

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* Texas Instruments' ADS8684 and ADS8688 ADC chip



Required properties:

 - compatible: Should be "ti,ads8684" or "ti,ads8688"

 - reg: spi chip select number for the device



Recommended properties:

 - spi-max-frequency: Definition as per

		Documentation/devicetree/bindings/spi/spi-bus.txt



Optional properties:

 - vref-supply: The regulator supply for ADC reference voltage



Example:

adc@0 {

	compatible = "ti,ads8688";

	reg = <0>;

	vref-supply = <&vdd_supply>;

	spi-max-frequency = <1000000>;

};