Re: [PATCH 1/2] dt-bindings: display: renesas,du: narrow interrupts and resets per variants

[Laurent Pinchart <laurent.pinchart@ideasonboard.com>]

On Sun, Aug 18, 2024 at 07:44:22PM +0200, Krzysztof Kozlowski wrote:
> On 18/08/2024 19:41, Laurent Pinchart wrote:
> > Hi Krzysztof,
> > 
> > Thank you for the patch.
> > 
> > On Sun, Aug 18, 2024 at 07:30:02PM +0200, Krzysztof Kozlowski wrote:
> >> Each variable-length property like interrupts or resets must have fixed
> >> constraints on number of items for given variant in binding.  The
> >> clauses in "if:then:" block should define both limits: upper and lower.
> > 
> > I thought that, when only one of minItems or maxItems was specified, the
> > other automatically defaulted to the same value. I'm pretty sure I
> > recall Rob asking me to drop one of the two in some bindings. Has the
> > rule changes ? Is it documented somewhere ?
> 
> New dtschema changed it and, even if previous behavior is restored, the
> size in if:then: always had to be constrained. You could have skipped
> one side of limit if it was equal to outer/top-level limit, e.g:
> 
> properties:
>   clocks:
>     minItems: 1
>     maxItems: 2
> 
> 
> if:then:properties:
>   clocks:
>     minItems: 2

Where can I find a description of the behaviour of the new dtschema
(hopefully with some documentation) ?

-- 
Regards,

Laurent Pinchart