> > > On 28/02/2024 12:29, Xu Yang wrote: > > Add restrictions for reg, interrupts, clock and clock-names properties > > for imx Socs. > > > > Signed-off-by: Xu Yang <xu.yang_2@xxxxxxx> > > > > --- > > Changes in v4: > > - new patch since v3's discussion > > - split the reg, interrupts, clock and clock-names properties into > > common part and device-specific > > Changes in v5: > > - keep common property unchanged > > - make if-then more readable > > - remove non imx part > > Changes in v6: > > - new patch based on ci-hdrc-usb2-imx.yaml > > Changes in v7: > > - no changes > > --- > > .../bindings/usb/ci-hdrc-usb2-imx.yaml | 52 +++++++++++++++++++ > > 1 file changed, 52 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2-imx.yaml > b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2-imx.yaml > > index 50494ce06d07..a4730a2393e6 100644 > > --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2-imx.yaml > > +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2-imx.yaml > > @@ -49,6 +49,12 @@ properties: > > - const: fsl,imx6ul-usb > > - const: fsl,imx27-usb > > > > + reg: > > + maxItems: 1 > > + > > + interrupts: > > + maxItems: 1 > > This kind of proves that your previous patch does not make sense. Why > common IMX schema allows two items, but IMX allows only one? So the > common is not only for IMX, right? Yes, the common yaml is not only for IMX. In next version, the old ci-hdrc-usb2.yaml will also refer to chipidea,usb2-common.yaml. So chipidea,usb2-imx.yaml needs to constrain these properties. Thanks, Xu Yang > > Best regards, > Krzysztof