On Wed, 17 Oct 2018 22:39:54 +0200
Charles-Antoine Couret <charles-antoine.couret@xxxxxxxxxxxxx> wrote:
+CC device tree list list and maintainers.
> Add AD7949 device tree bindings in documentation
>
> Signed-off-by: Charles-Antoine Couret <charles-antoine.couret@xxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/iio/adc/ad7949.txt | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/iio/adc/ad7949.txt
>
> diff --git a/Documentation/devicetree/bindings/iio/adc/ad7949.txt b/Documentation/devicetree/bindings/iio/adc/ad7949.txt
> new file mode 100644
> index 000000000000..9ecb84188d83
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/ad7949.txt
> @@ -0,0 +1,18 @@
> +* Analog Devices AD7949/AD7682/AD7689
> +
> +Required properties:
> + - compatible: Should be one of
> + * "ad7949"
> + * "ad7682"
> + * "ad7689"
As Alex pointed out, adi,ad7949 etc
> + - reg: spi chip select number for the device
> + - vref-supply: The regulator supply for ADC reference voltage
> + - spi-max-frequency: Max SPI frequency to use (< 33000000)
> +
> +Example:
> +adc@0 {
> + compatible = "ad7949";
> + reg = <0>;
> + vref-supply = <&vdd_supply>;
> + spi-max-frequency = <200000>;
> +};
