[PATCH 1/8] dt-bindings: interconnect: imx8m: Add bindings for imx8mp noc

Peng Fan peng.fan at nxp.com
Wed Jun 1 05:06:07 PDT 2022


> Subject: Re: [PATCH 1/8] dt-bindings: interconnect: imx8m: Add bindings for
> imx8mp noc
> 
> On 01/06/2022 11:41, Peng Fan (OSS) wrote:
> > From: Peng Fan <peng.fan at nxp.com>
> >
> > i.MX8MP features same NoC/NIC as i.MX8MM/N/Q, and use two compatible
> > strings.
> >
> > Signed-off-by: Peng Fan <peng.fan at nxp.com>
> > ---
> >  .../devicetree/bindings/interconnect/fsl,imx8m-noc.yaml     | 6 ++++++
> >  1 file changed, 6 insertions(+)
> >
> > diff --git
> > a/Documentation/devicetree/bindings/interconnect/fsl,imx8m-noc.yaml
> > b/Documentation/devicetree/bindings/interconnect/fsl,imx8m-noc.yaml
> > index b8204ed22dd5..0923cd28d6c6 100644
> > ---
> > a/Documentation/devicetree/bindings/interconnect/fsl,imx8m-noc.yaml
> > +++ b/Documentation/devicetree/bindings/interconnect/fsl,imx8m-noc.yam
> > +++ l
> > @@ -26,16 +26,22 @@ properties:
> >      oneOf:
> >        - items:
> >            - enum:
> > +              - fsl,imx8mp-nic
> 
> Please order the entries alphabetically, so 8mp goes after 8mm.
> 
> >                - fsl,imx8mn-nic
> >                - fsl,imx8mm-nic
> >                - fsl,imx8mq-nic
> >            - const: fsl,imx8m-nic
> >        - items:
> >            - enum:
> > +              - fsl,imx8mp-noc
> 
> ditto
> 
> >                - fsl,imx8mn-noc
> >                - fsl,imx8mm-noc
> >                - fsl,imx8mq-noc
> >            - const: fsl,imx8m-noc
> > +      - items:
> > +          - const: fsl,imx8mp-noc
> > +          - const: fsl,imx8m-noc
> > +          - const: syscon
> 
> This is a bit confusing - why this is also fallbacked as syscon?

I thought to give some flexibility for drivers to access the
address through syscon. But it could be removed, I could
fix in V2.

Thanks,
Peng. 

> 
> >        - const: fsl,imx8m-nic
> >
> >    reg:
> 
> 
> Best regards,
> Krzysztof


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