Re: [PATCH v2 3/4] dt-bindings: hwmon: Add ti-max-expected-current-microamp property to ina2xx

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On Thu, Oct 12, 2017 at 2:36 PM, Maciej Purski <m.purski@xxxxxxxxxxx> wrote:
> Add optional max expected current property which allows calibrating
> the ina sensor in order to achieve requested measure scale. Document
> the changes in Documentation/hwmon/ina2xx.
>
> Signed-off-by: Maciej Purski <m.purski@xxxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/hwmon/ina2xx.txt | 4 +++-
>  Documentation/hwmon/ina2xx                         | 3 +++
>  2 files changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/hwmon/ina2xx.txt b/Documentation/devicetree/bindings/hwmon/ina2xx.txt
> index 02af0d9..49ef0be 100644
> --- a/Documentation/devicetree/bindings/hwmon/ina2xx.txt
> +++ b/Documentation/devicetree/bindings/hwmon/ina2xx.txt
> @@ -14,11 +14,13 @@ Optional properties:
>
>  - shunt-resistor
>         Shunt resistor value in micro-Ohm
> -
> +- ti-max-expected-current-microamp
> +       Max expected current value in mA
>  Example:
>
>  ina220@44 {
>         compatible = "ti,ina220";
>         reg = <0x44>;
>         shunt-resistor = <1000>;
> +       ti-max-expected-current-microamp = <3000>;
>  };
> diff --git a/Documentation/hwmon/ina2xx b/Documentation/hwmon/ina2xx
> index cfd31d9..30620e8 100644
> --- a/Documentation/hwmon/ina2xx
> +++ b/Documentation/hwmon/ina2xx
> @@ -55,6 +55,9 @@ The shunt value in micro-ohms can be set via platform data or device tree at
>  compile-time or via the shunt_resistor attribute in sysfs at run-time. Please
>  refer to the Documentation/devicetree/bindings/i2c/ina2xx.txt for bindings
>  if the device tree is used.
> +The max expected current value in miliamp can be set via platform data

mili or micro?

BR,
Krzysztof

> +or device tree at compile-time or via currX_max attribute in sysfs
> +at run-time.
>
>  Additionally ina226 supports update_interval attribute as described in
>  Documentation/hwmon/sysfs-interface. Internally the interval is the sum of
> --
> 2.7.4
>
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux