Re: [PATCH v3 2/2] devicetree: hwmon: shtc1: Add sensirion,shtc1.yaml

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On Tue, Jul 07, 2020 at 04:01:03PM +0800, Chris Ruehl wrote:
> Add documentation for the newly added DTS support in the shtc1 driver.
> To align with the drivers logic to have high precision by default
> a boolean sensirion,low_precision is used to switch to low precision.
> 
> Signed-off-by: Chris Ruehl <chris.ruehl@xxxxxxxxxxxx>
> ---
>  .../bindings/hwmon/sensirion,shtc1.yaml       | 53 +++++++++++++++++++
>  1 file changed, 53 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/hwmon/sensirion,shtc1.yaml
> 
> diff --git a/Documentation/devicetree/bindings/hwmon/sensirion,shtc1.yaml b/Documentation/devicetree/bindings/hwmon/sensirion,shtc1.yaml
> new file mode 100644
> index 000000000000..bcccdcadd86b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwmon/sensirion,shtc1.yaml
> @@ -0,0 +1,53 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/hwmon/sensirion,shtc1.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sensirion SHTC1 Humidity and Temperature Sensor IC
> +
> +maintainers:
> +  - jdelvare@xxxxxxxx

Did Jean agree to maintain this file ?

> +
> +description: |
> +  The SHTC1, SHTW1 and SHTC3 are digital humidity and temperature sensor
> +  designed especially for battery-driven high-volume consumer electronics
> +  applications.
> +  For further information refere to Documentation/hwmon/shtc1.rst
> +
> +  This binding document describes the binding for the hardware monitor
> +  portion of the driver.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - sensirion,shtc1
> +      - sensirion,shtw1
> +      - sensirion,shtc3
> +
> +  reg: I2C address 0x70
> +
> +Optional properties:
> +  sensirion,blocking_io: |
> +    bool, if set the i2c bus hold until measure finished
> +  sensirion,low_precision: |
> +    bool, if set aquire data with low precision (not recommend)

recommended

It might make sense to mention that the default is expected to be high precision
if not specified.

> +
> +required:
> +  - compatible
> +  - reg
> +
> +additionalProperties: false
> +
> +Example:
> +  &i2c1 {
> +    status = "okay";
> +    clock-frequency = <400000>;
> +
> +    shtc3@70 {
> +      compatible = "sensirion,shtc3";
> +      reg = <0x70>
> +      sensirion,blocking_io;
> +      status = "okay";
> +    };
> +  };
> -- 
> 2.20.1
> 



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