Re: [PATCH 1/5] dt-bindings: phy: imx8mq-usb: add compatible "fsl,imx95-usb-phy"

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On Mon, Aug 05, 2024 at 09:22:18AM +0200, Krzysztof Kozlowski wrote:
> On 05/08/2024 09:04, Xu Yang wrote:
> > On Sun, Aug 04, 2024 at 04:16:34PM +0200, Krzysztof Kozlowski wrote:
> >> On 02/08/2024 11:16, Xu Yang wrote:
> >>> The usb phy in i.MX95 is compatible with i.MX8MP's, this will add a
> >>> compatible "fsl,imx95-usb-phy" for i.MX95. Also change reg maxItems
> >>> to 2 since i.MX95 needs another regmap to control Type-C Assist (TCA)
> >>> block. Since i.MX95 usb phy is able to switch SS lanes, this will also
> >>> add orientation-switch and port property to the file.
> >>>
> >>> Signed-off-by: Xu Yang <xu.yang_2@xxxxxxx>
> >>> ---
> >>>  .../bindings/phy/fsl,imx8mq-usb-phy.yaml      | 40 +++++++++++++++++--
> >>>  1 file changed, 36 insertions(+), 4 deletions(-)
> >>>
> >>> diff --git a/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml b/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml
> >>> index dc3a3f709fea..b0a614a9556d 100644
> >>> --- a/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml
> >>> +++ b/Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.yaml
> >>> @@ -11,12 +11,17 @@ maintainers:
> >>>  
> >>>  properties:
> >>>    compatible:
> >>> -    enum:
> >>> -      - fsl,imx8mq-usb-phy
> >>> -      - fsl,imx8mp-usb-phy
> >>> +    oneOf:
> >>> +      - enum:
> >>> +          - fsl,imx8mq-usb-phy
> >>> +          - fsl,imx8mp-usb-phy
> >>> +      - items:
> >>> +          - const: fsl,imx95-usb-phy
> >>> +          - const: fsl,imx8mp-usb-phy
> >>>  
> >>>    reg:
> >>> -    maxItems: 1
> >>> +    minItems: 1
> >>> +    maxItems: 2
> >>>  
> >>>    "#phy-cells":
> >>>      const: 0
> >>> @@ -28,6 +33,17 @@ properties:
> >>>      items:
> >>>        - const: phy
> >>>  
> >>> +  orientation-switch:
> >>> +    description:
> >>> +      Flag the PHY as possible handler of USB Type-C orientation switching
> >>
> >> No need to duplicate definitions of properties.
> > 
> > I replace it with "orientation-switch: true".
> > 
> >>
> >>> +    type: boolean
> >>> +
> >>> +  port:
> >>> +    $ref: /schemas/graph.yaml#/properties/port
> >>> +    description:
> >>> +      A port node to link the PHY to a TypeC controller for the purpose of
> >>> +      handling orientation switching.
> >>
> >> Same here. You probably miss reference to usb-switch.
> > 
> > How about port? Should I replace it with "port: true" or
> > 
> > "port:"
> > "  $ref: /schemas/usb/usb-switch.yaml#/properties/port"
> 
> You can drop both if you add ref to usb-switch and use
> unevaluatedProperties.

Got it! It's helpful

Thanks,
Xu Yang

> 
> Best regards,
> Krzysztof
> 




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