linux-kernel - Re: [PATCH 1/2] dt-bindings: hwmon: add common properties with label

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Date: Sat, 17 Feb 2024 09:21:46 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Guenter Roeck <linux@...ck-us.net>, Jean Delvare <jdelvare@...e.com>,
 Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>
Cc: linux-hwmon@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, Krzysztof Kozlowski <krzk@...nel.org>
Subject: Re: [PATCH 1/2] dt-bindings: hwmon: add common properties with label

On 16/02/2024 18:11, Guenter Roeck wrote:
> On 2/15/24 23:55, Krzysztof Kozlowski wrote:
>> Linux hwmon core code parses "label" property for each device, so add a
>> common schema for that.
>>
>> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> 
>  From hwmon perspective:
> 
> Acked-by: Guenter Roeck <linux@...ck-us.net>
> 
>> ---
>>   .../devicetree/bindings/hwmon/hwmon-common.yaml          | 16 ++++++++++++++++
>>   1 file changed, 16 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/hwmon/hwmon-common.yaml b/Documentation/devicetree/bindings/hwmon/hwmon-common.yaml
>> new file mode 100644
>> index 000000000000..d83f4180f622
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/hwmon/hwmon-common.yaml
>> @@ -0,0 +1,16 @@
>> +# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/hwmon/hwmon-common.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Hardware Monitoring Devices Common Properties
>> +
>> +maintainers:
>> +  - Guenter Roeck <linux@...ck-us.net>
>> +
>> +properties:
>> +  label:
>> +    description: A descriptive name for this device.
>> +
> 
> Would it make sense to also add shunt-resistor-micro-ohms ?

It's not present on many devices, I think, so it is also not parsed by
hwmon core. I plan to add above $ref to hwmon-common to each hwmon
binding, so this would mean all of them will get shunt-resistor. I would
not add it, but I also don't mind if I am overruled.

Best regards,
Krzysztof