# Re: \[PATCH\] dt-bindings: Drop redundant minItems/maxItems

- From: Arnaud POULIQUEN \<arnaud.pouliquen@foss.st.com\>
- Date: 2021-06-18 08:32:49 
- List: linux-crypto
- Page: https://ratatoskr.run/linux-crypto/2021/06/1418854
- Thread: https://ratatoskr.run/linux-devicetree/2021/06/1415442/t.md

```text
Hello ROb,

On 6/15/21 9:15 PM, Rob Herring wrote:
> If a property has an 'items' list, then a 'minItems' or 'maxItems' with the
> same size as the list is redundant and can be dropped. Note that is DT
> schema specific behavior and not standard json-schema behavior. The tooling
> will fixup the final schema adding any unspecified minItems/maxItems.
> 
> This condition is partially checked with the meta-schema already, but
> only if both 'minItems' and 'maxItems' are equal to the 'items' length.
> An improved meta-schema is pending.
> 
[...]
>  .../devicetree/bindings/iio/adc/st,stm32-dfsdm-adc.yaml     | 2 --
[...]
>  .../devicetree/bindings/mailbox/st,stm32-ipcc.yaml          | 2 --
[...]
>  .../devicetree/bindings/remoteproc/st,stm32-rproc.yaml      | 2 --
[...]
>  Documentation/devicetree/bindings/sound/st,stm32-sai.yaml   | 3 ---
Reviewed-by: Arnaud Pouliquen <redacted>

Thanks,
Arnaud
```