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

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Message-ID: <40330886-9943-d3ae-3c28-f2baa9c73ade@gtsys.com.hk>
Date:   Wed, 8 Jul 2020 11:34:06 +0800
From:   Chris Ruehl <chris.ruehl@...ys.com.hk>
To:     Guenter Roeck <linux@...ck-us.net>
Cc:     Jack Lo <jack.lo@...ys.com.hk>, devicetree@...r.kernel.org,
        Jean Delvare <jdelvare@...e.com>,
        Rob Herring <robh+dt@...nel.org>, linux-hwmon@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/2] devicetree: hwmon: shtc1: Add sensirion,shtc1.yaml

Hi Guenter,

On 7/7/2020 9:35 pm, Guenter Roeck wrote:
> 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@...ys.com.hk>
>> ---
>>   .../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@...e.com
> 
> Did Jean agree to maintain this file ?

I thought its OK to set the maintainer from the list shown with
get_maintainer.pl here. I don't mind take care of this file - there will be 
small changes only in case the dt-schema change and requires updates.

I put me here, if that is acceptable.

Chris

> 
>> +
>> +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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