RE: [PATCH v3 09/11] dt-bindings: usb: renesas,usbhs: Document RZ/G2L bindings

[Biju Das <biju.das.jz@bp.renesas.com>]

Hi Rob,

Thanks for the feedback.

> Subject: Re: [PATCH v3 09/11] dt-bindings: usb: renesas,usbhs: Document
> RZ/G2L bindings
> 
> On Wed, Jun 30, 2021 at 08:30:11AM +0100, Biju Das wrote:
> > Document RZ/G2L (R9A07G044L) SoC bindings.
> >
> > Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
> > Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> > ---
> > v3:
> >  * Updated the bindings as per the USBPHY control IP.
> > ---
> >  .../bindings/usb/renesas,usbhs.yaml           | 21 +++++++++++++++++--
> >  1 file changed, 19 insertions(+), 2 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml
> > b/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml
> > index ad73339ffe1d..5562839bef8d 100644
> > --- a/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml
> > +++ b/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml
> > @@ -17,7 +17,9 @@ properties:
> >            - const: renesas,rza1-usbhs
> >
> >        - items:
> > -          - const: renesas,usbhs-r7s9210 # RZ/A2
> > +          - enum:
> > +              - renesas,usbhs-r7s9210   # RZ/A2
> > +              - renesas,usbhs-r9a07g044 # RZ/G2{L,LC}
> >            - const: renesas,rza2-usbhs
> >
> >        - items:
> > @@ -59,7 +61,7 @@ properties:
> >        - description: USB 2.0 clock selector
> >
> >    interrupts:
> > -    maxItems: 1
> > +    minItems: 1
> 
> maxItems: 4

OK.

> 
> >
> >    renesas,buswait:
> >      $ref: /schemas/types.yaml#/definitions/uint32
> > @@ -108,6 +110,21 @@ required:
> >    - clocks
> >    - interrupts
> >
> > +allOf:
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            const: renesas,usbhs-r9a07g044
> > +    then:
> > +      properties:
> > +        interrupts:
> > +          items:
> > +            - description: U2P_IXL_INT
> > +            - description: U2P_INT_DMA[0]
> > +            - description: U2P_INT_DMA[1]
> > +            - description: U2P_INT_DMAERR
> 
> If the first interrupt is the same on all devices, then this items list
> should be moved to the top level and just have a 'minItems: 4'
> here.

From the hardware point, it is same "HSUSB interrupt"

But HW manual is  representing  it differently

R-Car Gen2, RZ/G1:-USB2.0_597 (OTG)
R-Car Gen3, RZ/G2:- EHCI/OHCI OTG.ch0
RZ/G2L: U2P_IXL_INT

Other devices ??.

So it make sense to leave as it is. Please let me know if you think other wise.

Regards,
Biju


> 
> 
> else:
>   properties:
>     interrupts:
>       maxItems: 1
> 
> 
> > +
> >  additionalProperties: false
> >
> >  examples:
> > --
> > 2.17.1
> >
> >