RE: [EXT] Re: [PATCH v4 5/7] dt-bindings: usb: ci-hdrc-usb2: add compatible and clock-names restriction for imx93

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Hi Krzysztof,

> 
> On 19/01/2024 08:19, Xu Yang wrote:
> > The i.MX93 needs a wakup clock to work properly. This will add compatible
> > and restriction for i.MX93 platform.
> >
> > Signed-off-by: Xu Yang <xu.yang_2@xxxxxxx>
> >
> > ---
> > Changes in v2:
> >  - no changes
> > Changes in v3:
> >  - add clocks restriction
> > Changes in v4:
> >  - use 'contains' rather 'items'
> > ---
> >  .../devicetree/bindings/usb/ci-hdrc-usb2.yaml | 47 ++++++++++++++-----
> >  1 file changed, 34 insertions(+), 13 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml b/Documentation/devicetree/bindings/usb/ci-
> hdrc-usb2.yaml
> > index 78e30ca0a8ca..a86cb5de1688 100644
> > --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> > +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> > @@ -57,6 +57,7 @@ properties:
> >            - enum:
> >                - fsl,imx8mm-usb
> >                - fsl,imx8mn-usb
> > +              - fsl,imx93-usb
> >            - const: fsl,imx7d-usb
> >            - const: fsl,imx27-usb
> >        - items:
> > @@ -455,19 +456,23 @@ allOf:
> >    - if:
> >        properties:
> >          compatible:
> > -          contains:
> > -            oneOf:
> > -              - const: chipidea,usb2
> > -              - const: fsl,imx23-usb
> > -              - const: fsl,imx28-usb
> > -              - const: fsl,imx7d-usb
> > -              - const: fsl,vf610-usb
> > -              - const: lsi,zevio-usb
> > -              - const: nuvoton,npcm750-udc
> > -              - pattern: '^fsl,imx5[0-3]+-usb$'
> > -              - pattern: '^fsl,imx6[a-z]+-usb$'
> > -              - pattern: '^nvidia,tegra[0-9]+-ehci$'
> > -              - pattern: '^nvidia,tegra[0-9]+-udc$'
> > +          oneOf:
> > +            - contains:
> > +                oneOf:
> 
> No, this does not make sense.
> 
> > +                  - const: chipidea,usb2
> > +                  - const: fsl,imx23-usb
> 
> Look here is a place for your compatible... unless imx93 is not really
> compatible, but then why pretending it is?

I can't put fsl,imx93-usb here since imx93 needs 2 clocks. So I add another
if-then limitation for imx93 below this part.

> 
> > +                  - const: fsl,imx28-usb
> > +                  - const: fsl,vf610-usb
> > +                  - const: lsi,zevio-usb
> > +                  - const: nuvoton,npcm750-udc
> > +                  - pattern: '^fsl,imx5[0-3]+-usb$'
> > +                  - pattern: '^fsl,imx6[a-z]+-usb$'
> > +                  - pattern: '^fsl,imx8[a-z]+-usb$'
> > +                  - pattern: '^nvidia,tegra[0-9]+-ehci$'
> > +                  - pattern: '^nvidia,tegra[0-9]+-udc$'
> > +            - items:
> > +                - const: fsl,imx7d-usb
> > +                - const: fsl,imx27-usb
> >      then:
> >        properties:
> >          clocks:
> > @@ -477,6 +482,22 @@ allOf:
> >            minItems: 1
> >            maxItems: 1
> >
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            const: fsl,imx93-usb
> > +    then:
> > +      properties:
> > +        clocks:
> > +          minItems: 2
> > +          maxItems: 2
> > +        clock-names:
> > +          minItems: 2
> > +          maxItems: 2
> > +          contains:
> > +            const: usb_wakeup_clk
> 
> Drop "_clk" suffix.

Okay.

Thanks,
Xu Yang




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