linux-kernel - Re: [PATCH 4/5] iio: mcp9600: Add support for thermocouple-type

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Message-ID: <0578bf90-49d8-4547-aecb-cdec16b4d6f5@baylibre.com>
Date: Sat, 16 Aug 2025 22:32:05 -0500
From: David Lechner <dlechner@...libre.com>
To: Ben Collins <bcollins@...ter.com>, Jonathan Cameron <jic23@...nel.org>,
 Nuno Sá <nuno.sa@...log.com>,
 Andy Shevchenko <andy@...nel.org>, linux-iio@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/5] iio: mcp9600: Add support for thermocouple-type

On 8/16/25 9:54 PM, Ben Collins wrote:
> On Sat, Aug 16, 2025 at 01:24:24PM -0500, David Lechner wrote:
>> On 8/15/25 11:46 AM, Ben Collins wrote:
>>> dt-bindings documentation for this driver claims to support
>>> thermocouple-type, but the driver does not actually make use of
>>> the property.
>>>
>>> Implement usage of the property to configure the chip for the
>>> selected thermocouple-type.
>>>
>>> Signed-off-by: Ben Collins <bcollins@...ter.com>
>>> ---
>>
>> ...
>>
>>> @@ -453,6 +504,24 @@ static int mcp9600_probe(struct i2c_client *client)
>>>  	data = iio_priv(indio_dev);
>>>  	data->client = client;
>>>  
>>> +	/* Accept type from dt with default of Type-K. */
>>
>> We still also need a dt-bindings patch to specify the default there as well.
> 
> The existing bindings file for this already states type-k is the
> default. Is there something else it needs?
> 
  default: 3

in the YAML.