Re: [RFC PATCH 3/5] dt-bindings: iio: Add KX022A accelerometer

From: Krzysztof Kozlowski
Date: Wed Sep 21 2022 - 15:56:59 EST


On 21/09/2022 21:30, Vaittinen, Matti wrote:
> Hi dee Ho Krzysztof,
>
> Thanks for looking through this!
>
> On 9/21/22 22:11, Krzysztof Kozlowski wrote:
>> On 21/09/2022 13:45, Matti Vaittinen wrote:
>>> KX022A is a 3-axis Accelerometer from ROHM/Kionix. The senor features
>>> include variable ODRs, I2C and SPI control, FIFO/LIFO with watermark IRQ,
>>> +
>>> +maintainers:
>>> + - Matti Vaittinen <matti.vaittinen@xxxxxxxxxxxxxxxxx>
>
> My own comment - switch the email to the gmail-one. Company mail is
> unreliable at best..
>
>>> +
>>> +description: |
>>> + KX022A is a 3-axis accelerometer supporting +/- 2G, 4G, 8G and 16G ranges,
>>> + output data-rates from 0.78Hz to 1600Hz and a hardware-fifo buffering.
>>> + KX022A can be accessed either via I2C or SPI.
>>> +
>>> +properties:
>>> + compatible: kionix,kx022a
>>
>> Missing const. I wonder how did it pass testing...
>
> I originally had
> oneOf:
> items const ...
> construct here as I had separate compatibles for *-spi and *-i2c. I am
> unsure if I remembered to run the tests after dropping the extra
> compatibles :| - Sorry! I'll fix this.

This should be just:
compatible:
const: foo,bar

>
>>> + io_vdd-supply: true
>>
>> No underscores, so io-vdd-supply
>
> The rationale behind the underscore is that the data-sheet uses terms
> vdd and vdd_io (with underscore). I wanted to match the supply name to
> what is used in the data-sheet. Not a big thing but I'd rather kept if
> same as the data-sheet if the requirement of "no-underscores" is not
> "hard". (If it is, then I'll drop the underscore).

Underscores trigger warnings at some dtc W level (W=1 or W=2) so they
are not allowed.


Best regards,
Krzysztof