Re: [PATCH v2 8/9] dt-bindings: usb: nxp,isp1760: add bindings

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Hi Rob,
Thanks for the review.

On Tue May 11, 2021 at 8:22 PM WEST, Rob Herring wrote:

> On Tue, May 11, 2021 at 09:51:00AM +0100, Rui Miguel Silva wrote:
> > The nxp,isp1760 driver is old in the tree, but did not had a bindings
> > entry, since I am extend it to support isp1763 in the same family, use
> > this to add a proper yaml bindings file.
> > 
> > Signed-off-by: Rui Miguel Silva <rui.silva@xxxxxxxxxx>
> > ---
> >  .../devicetree/bindings/usb/nxp,isp1760.yaml  | 59 +++++++++++++++++++
> >  1 file changed, 59 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/usb/nxp,isp1760.yaml
> > 
> > diff --git a/Documentation/devicetree/bindings/usb/nxp,isp1760.yaml b/Documentation/devicetree/bindings/usb/nxp,isp1760.yaml
> > new file mode 100644
> > index 000000000000..0d76529e9662
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/usb/nxp,isp1760.yaml
> > @@ -0,0 +1,59 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/usb/nxp,isp1760.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: NXP ISP1760 family controller bindings
> > +
> > +maintainers:
> > +  - Sebastian Siewior <bigeasy@xxxxxxxxxxxxx>
> > +  - Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> > +
> > +description: |
> > +  NXP ISP1760 family, which includes ISP1760/1761/1763 devicetree controller
> > +  bindings
> > +
> > +properties:
> > +  compatible:
> > +    enum:
> > +      - nxp,usb-isp1760
> > +      - nxp,usb-isp1761
> > +      - nxp,usb-isp1763
> > +  reg:
> > +    maxItems: 1
> > +
> > +  interrupts:
> > +    maxItems: 1
>
> In the 1761 datasheet, looks like there's a separate host and device 
> irq.

Good catch, I miss that in the ISP1761 case.

>
> > +
> > +  bus-width:
> > +    description:
> > +      Number of data lines.
> > +    enum: [8, 16, 32]
> > +    default: 32
> > +
> > +  dr_mode:
> > +    enum:
> > +      - host
> > +      - peripheral
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - interrupts
> > +
> > +additionalProperties: true
>
> Like what? 'true' is only correct for common collections of properties.

You are right, will fix in v4, thanks.

------
Cheers,
     Rui
>
> > +
> > +examples:
> > +  - |
> > +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> > +    usb@40200000 {
> > +        compatible = "nxp,usb-isp1763";
> > +        reg = <0x40200000 0x100000>;
> > +        interrupts-parent = <&gic>;
> > +        interrupts = <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;
> > +        bus-width = <16>;
> > +        dr_mode = "host";
> > +    };
> > +
> > +...
> > -- 
> > 2.31.1
> > 







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