linux-kernel - Re: [PATCH v4 1/1] dt-bindings: hwmon: Convert ltc2978.txt to yaml

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Message-ID: <e0fc65c0-45b3-4948-bb00-f34db59fe011@roeck-us.net>
Date: Wed, 28 Aug 2024 12:40:59 -0700
From: Guenter Roeck <linux@...ck-us.net>
To: Frank Li <Frank.li@....com>
Cc: robh@...nel.org, broonie@...nel.org, conor+dt@...nel.org,
 devicetree@...r.kernel.org, imx@...ts.linux.dev, jdelvare@...e.com,
 krzk+dt@...nel.org, lgirdwood@...il.com, linux-hwmon@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 1/1] dt-bindings: hwmon: Convert ltc2978.txt to yaml

On 8/28/24 11:35, Frank Li wrote:
> On Wed, Aug 28, 2024 at 10:06:25AM -0700, Guenter Roeck wrote:
>> On 8/28/24 09:41, Frank Li wrote:
>>> Convert binding doc ltc2978.txt to yaml format.
>>> Additional change:
>>> - add i2c node.
>>> - basic it is regulator according to example, move it under regulator.
>>>
>>> Fix below warning:
>>> arch/arm64/boot/dts/freescale/fsl-lx2160a-clearfog-cx.dtb: /soc/i2c@...0000/i2c-mux@...i2c@...egulator@5c:
>>> 	failed to match any schema with compatible: ['lltc,ltc3882']
>>>
>>> Signed-off-by: Frank Li <Frank.Li@....com>
>>> ---
>>> Change from v3 to v4
>>> - keep under hwmon directory.
>>> Change from v2 to v3
>>> - put my name into maintainers.
>>> change from v1 to v2
>>> - maintainer change to Mark Brown <broonie@...nel.org> (regulator maintainer)
>>> - update title to (from ltc2978 data sheet).
>>> octal, digital power-supply monitor, supervisor, sequencer, and margin controller.
>>> ---
>>>    .../bindings/hwmon/lltc,ltc2972.yaml          | 94 +++++++++++++++++++
>>>    .../devicetree/bindings/hwmon/ltc2978.txt     | 62 ------------
>>
>> I still fail to understand the rationale for renaming the file from ltc2978
>> to ltc2972. I can see that 2972 is currently the alphabetically first supported
>> chip, but that is, in my opinion, irrelevant, and it will change.
> 
> Conor suggest use one of compatbile string as filename. I random pick one.
> I am not care about filename. If you like, I can use lltc,ltc2978.yaml
> or other filename.
> 

The rename results in a disconnect between driver name and the associated
devicetree file. I fail to see the point of introducing that disconnect.

Guenter