> > On Tue, Mar 12, 2024 at 05:16:58PM +0800, 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 > > Changes in v8: > > - remove if:else:if:else:if:else block > > --- > > .../bindings/usb/chipidea,usb2-imx.yaml | 80 +++++++++++++++++++ > > 1 file changed, 80 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/usb/chipidea,usb2-imx.yaml > b/Documentation/devicetree/bindings/usb/chipidea,usb2-imx.yaml > > index cdbb224e9f68..fb1c378dfe88 100644 > > --- a/Documentation/devicetree/bindings/usb/chipidea,usb2-imx.yaml > > +++ b/Documentation/devicetree/bindings/usb/chipidea,usb2-imx.yaml > > @@ -49,6 +49,12 @@ properties: > > - const: fsl,imx6ul-usb > > - const: fsl,imx27-usb > > > > + reg: > > + maxItems: 1 > > + > > + interrupts: > > + maxItems: 1 > > + > > clocks: > > minItems: 1 > > maxItems: 3 > > @@ -144,6 +150,80 @@ allOf: > > - const: idle > > - const: active > > > > + # imx27 Soc needs three clocks > > + - if: > > + properties: > > + compatible: > > + const: fsl,imx27-usb > > + then: > > + properties: > > + clocks: > > + minItems: 3 > > + maxItems: 3 > > The max is already 3, so drop maxItems. Okay. > > > + clock-names: > > + items: > > + - const: ipg > > + - const: ahb > > + - const: per > > + > > + # imx25 and imx35 Soc need three clocks > > + - if: > > + properties: > > + compatible: > > + contains: > > + enum: > > + - fsl,imx25-usb > > + - fsl,imx35-usb > > + then: > > + properties: > > + clocks: > > + minItems: 3 > > + maxItems: 3 > > Same here. Okay. > > > + clock-names: > > + items: > > + - const: ipg > > + - const: ahb > > + - const: per > > + > > + # imx7d Soc need one clock > > + - if: > > + properties: > > + compatible: > > + items: > > + - const: fsl,imx7d-usb > > + - const: fsl,imx27-usb > > + then: > > + properties: > > + clocks: > > + maxItems: 1 > > + clock-names: > > + maxItems: 1 > > What's the name? Can I not specify the name since the macro definition for USB controller clock in clock.h is recognizable and the driver doesn't get this clock by name rather index? Thanks, Xu Yang