On 26/12/2023 12:19, ChiYuan Huang wrote: > On Tue, Dec 26, 2023 at 10:18:47AM +0100, Krzysztof Kozlowski wrote: >> On 26/12/2023 04:47, cy_huang@xxxxxxxxxxx wrote: >>> From: ChiYuan Huang <cy_huang@xxxxxxxxxxx> >>> >>> Add compatible support for RTQ6053 and RTQ6059. >>> >>> Signed-off-by: ChiYuan Huang <cy_huang@xxxxxxxxxxx> >>> --- >>> .../devicetree/bindings/iio/adc/richtek,rtq6056.yaml | 5 ++++- >>> 1 file changed, 4 insertions(+), 1 deletion(-) >>> >>> diff --git a/Documentation/devicetree/bindings/iio/adc/richtek,rtq6056.yaml b/Documentation/devicetree/bindings/iio/adc/richtek,rtq6056.yaml >>> index 88e008629ea8..d1e1f36d1972 100644 >>> --- a/Documentation/devicetree/bindings/iio/adc/richtek,rtq6056.yaml >>> +++ b/Documentation/devicetree/bindings/iio/adc/richtek,rtq6056.yaml >>> @@ -25,7 +25,10 @@ description: | >>> >>> properties: >>> compatible: >>> - const: richtek,rtq6056 >>> + enum: >>> + - richtek,rtq6053 >>> + - richtek,rtq6056 >> >> Aren't these devices compatible? Your driver change says they are, so >> express compatibility with list here (and oneOf). >> > Thanks, I try to take other binding as the reference. One more question. > If rtq6053 is compatible with rtq6056, there's only chip package type difference. > Do I need to seperate it into a dedicated enum element? > Or just put it into one item and said this part number is compatible with rtq6056? See example-schema. You need enum and items, both in oneOf:. Best regards, Krzysztof