linux-kernel - Re: [PATCH v2 1/2] dt-bindings: iio: humidity: Add si7020 bindings

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Date:   Thu, 12 May 2022 12:08:57 -0500
From:   Eddie James <eajames@...ux.ibm.com>
To:     Jonathan Cameron <Jonathan.Cameron@...wei.com>
Cc:     linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, krzysztof.kozlowski+dt@...aro.org,
        robh+dt@...nel.org, lars@...afoo.de, jic23@...nel.org,
        miltonm@...ibm.com, David Barksdale <dbarksdale@...ogix.com>
Subject: Re: [PATCH v2 1/2] dt-bindings: iio: humidity: Add si7020 bindings


On 5/12/22 11:51, Jonathan Cameron wrote:
> On Thu, 12 May 2022 11:20:19 -0500
> Eddie James <eajames@...ux.ibm.com> wrote:
>
>> Document the si7020 bindings with a new "silabs,skip-reset" property.
>>
>> Signed-off-by: Eddie James <eajames@...ux.ibm.com>
>> ---
>>   .../bindings/iio/humidity/silabs,si7020.yaml  | 47 +++++++++++++++++++
>>   .../devicetree/bindings/trivial-devices.yaml  |  2 -
>>   2 files changed, 47 insertions(+), 2 deletions(-)
>>   create mode 100644 Documentation/devicetree/bindings/iio/humidity/silabs,si7020.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/iio/humidity/silabs,si7020.yaml b/Documentation/devicetree/bindings/iio/humidity/silabs,si7020.yaml
>> new file mode 100644
>> index 000000000000..9bee010f8d56
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/iio/humidity/silabs,si7020.yaml
>> @@ -0,0 +1,47 @@
>> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/iio/humidity/silabs,si7020.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: SI7020 humidity + temperature sensor
>> +
>> +maintainers:
>> +  - David Barksdale <dbarksdale@...ogix.com>
> At least cc David if you are going to commit him to maintaining this binding :)
> +CC David at that address.


Yes, my mail to him for v1 was undeliverable... I guess I should put 
myself instead.


>
>> +
>> +description: |
>> +   The Silicon Labs Si7013/20/21 Relative Humidity and Temperature Sensors
>> +   are i2c devices which have an identical programming interface for
>> +   measuring relative humidity and temperature.
>> +
>> +properties:
>> +  compatible:
>> +    const: silabs,si7020
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +  siliabs,skip-reset:
>> +    $ref: /schemas/types.yaml#/definitions/flag
>> +    description:
>> +      Disables resetting of the device during probe
>> +
>> +required:
>> +  - compatible
>> +  - reg
>> +
>> +additionalProperties: false
>> +
>> +examples:
>> +  - |
>> +    i2c0 {
>> +      #address-cells = <1>;
>> +      #size-cells = <0>;
>> +
>> +      si7021-a20@40 {
>> +        silabs,skip-reset;
>> +        compatible = "silabs,si7020";
>> +        reg = <0x40>;
>> +      };
>> +    };
>> +...
>> diff --git a/Documentation/devicetree/bindings/trivial-devices.yaml b/Documentation/devicetree/bindings/trivial-devices.yaml
>> index e5295faef52f..47a00b478867 100644
>> --- a/Documentation/devicetree/bindings/trivial-devices.yaml
>> +++ b/Documentation/devicetree/bindings/trivial-devices.yaml
>> @@ -317,8 +317,6 @@ properties:
>>             - sensortek,stk8ba50
>>               # SGX Sensortech VZ89X Sensors
>>             - sgx,vz89x
>> -            # Relative Humidity and Temperature Sensors
>> -          - silabs,si7020
>>               # Skyworks SKY81452: Six-Channel White LED Driver with Touch Panel Bias Supply
>>             - skyworks,sky81452
>>               # Socionext SynQuacer TPM MMIO module