[v4,1/4] Documentation: dt-bindings: iio: Add max9611 ADC

Add device tree bindings documentation for Maxim max9611/max9612 current
sense amplifier.

Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
---
 .../devicetree/bindings/iio/adc/max9611.txt        | 26 ++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/adc/max9611.txt

On 27/03/17 16:12, Jacopo Mondi wrote:
> Add device tree bindings documentation for Maxim max9611/max9612 current
> sense amplifier.
> 
> Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
> ---
>  .../devicetree/bindings/iio/adc/max9611.txt        | 26 ++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/max9611.txt
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/max9611.txt b/Documentation/devicetree/bindings/iio/adc/max9611.txt
> new file mode 100644
> index 0000000..8430d3b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/max9611.txt
> @@ -0,0 +1,26 @@
> +* Maxim max9611/max9612 current sense amplifier with 12-bits ADC interface
> +
> +Maxim max9611/max9612 is an high-side current sense amplifier with integrated
> +12-bits ADC communicating over I2c bus.
> +The device node for this driver shall be a child of a I2c controller.
> +
> +Required properties
> +  - compatible: Should be "maxim,max9611" or "maxim,max9612"
> +  - reg: The 7-bits long I2c address of the device
> +  - shunt-resistor-uohm: Value, in uOhm, of the current sense shunt resistor
Just did a quick grep for this see if I felt comfortable enough to
not wait for Rob / Mark to have a chance to look at it.
Grep gave me:
shunt-resistor-micro-ohms for the ina2xx.
Feels rather like we should match that.

Otherwise looks good to me.

Jonathan
> +
> +Example:
> +
> +&i2c4 {
> +	csa: adc@7c {
> +		compatible = "maxim,max9611";
> +		reg = <0x7c>;
> +
> +		shunt-resistor-uohm = <5000>;
> +	};
> +};
> +
> +This device node describes a current sense amplifier sitting on I2c4 bus
> +with address 0x7c (read address is 0xf9, write address is 0xf8).
> +A sense resistor of 0,005 Ohm is installed between RS+ and RS- current-sensing
> +inputs.
> 

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On Mon, Mar 27, 2017 at 05:12:55PM +0200, Jacopo Mondi wrote:
> Add device tree bindings documentation for Maxim max9611/max9612 current
> sense amplifier.

"dt-bindings: iio: adc: ..." for the subject.

> 
> Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
> ---
>  .../devicetree/bindings/iio/adc/max9611.txt        | 26 ++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/max9611.txt
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/max9611.txt b/Documentation/devicetree/bindings/iio/adc/max9611.txt
> new file mode 100644
> index 0000000..8430d3b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/max9611.txt
> @@ -0,0 +1,26 @@
> +* Maxim max9611/max9612 current sense amplifier with 12-bits ADC interface
> +
> +Maxim max9611/max9612 is an high-side current sense amplifier with integrated
> +12-bits ADC communicating over I2c bus.
> +The device node for this driver shall be a child of a I2c controller.
> +
> +Required properties
> +  - compatible: Should be "maxim,max9611" or "maxim,max9612"
> +  - reg: The 7-bits long I2c address of the device
> +  - shunt-resistor-uohm: Value, in uOhm, of the current sense shunt resistor

As Jonathan said.

> +
> +Example:
> +
> +&i2c4 {
> +	csa: adc@7c {
> +		compatible = "maxim,max9611";
> +		reg = <0x7c>;
> +
> +		shunt-resistor-uohm = <5000>;
> +	};
> +};
> +
> +This device node describes a current sense amplifier sitting on I2c4 bus
> +with address 0x7c (read address is 0xf9, write address is 0xf8).
> +A sense resistor of 0,005 Ohm is installed between RS+ and RS- current-sensing
> +inputs.
> -- 
> 2.7.4
> 
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