On Fri, Jan 26, 2024 at 09:27:47AM +0100, Krzysztof Kozlowski wrote: > On 26/01/2024 04:58, Shenghao Ding wrote: > > + - if: > > + properties: > > + compatible: > > + contains: > > + enum: > > + - ti,pcm1690 > > + then: > > + properties: > > + reg: > > + items: > > + minimum: 0x4c > > + maximum: 0x4f > Nothing improved. Shenghao explained what what this is doing - I'm not sure what the actual problem is here? It's an actual restriction on the values that are valid.