linux-kernel - Re: [PATCH v2 1/1] dt-bindings: remoteproc: imx

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Message-ID: <ZmMk/T3I1jNcxKOB@lizhi-Precision-Tower-5810>
Date: Fri, 7 Jun 2024 11:19:25 -0400
From: Frank Li <Frank.li@....com>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: andersson@...nel.org, conor+dt@...nel.org, devicetree@...r.kernel.org,
	festevam@...il.com, imx@...ts.linux.dev, kernel@...gutronix.de,
	krzk+dt@...nel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, linux-remoteproc@...r.kernel.org,
	mathieu.poirier@...aro.org, peng.fan@....com, robh@...nel.org,
	s.hauer@...gutronix.de, shawnguo@...nel.org
Subject: Re: [PATCH v2 1/1] dt-bindings: remoteproc: imx_rproc: add minItems
 for power-domain

On Fri, Jun 07, 2024 at 09:32:26AM +0200, Krzysztof Kozlowski wrote:
> On 06/06/2024 17:00, Frank Li wrote:
> > "fsl,imx8qxp-cm4" and "fsl,imx8qm-cm4" need minimum 2 power domains. Keep
> > the same restriction for other compatible string.
> > 
> > Signed-off-by: Frank Li <Frank.Li@....com>
> > ---
> > 
> > Notes:
> >     Change from v1 to v2
> >     - set minitem to 2 at top
> >     - Add imx8qm compatible string also
> >     - use not logic to handle difference compatible string restriction
> >     - update commit message.
> >     
> >     pass dt_binding_check.
> >     
> >     make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- -j8  dt_binding_check DT_SCHEMA_FILES=fsl,imx-rproc.yaml
> >       SCHEMA  Documentation/devicetree/bindings/processed-schema.json
> >       CHKDT   Documentation/devicetree/bindings
> >       LINT    Documentation/devicetree/bindings
> >       DTEX    Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.example.dts
> >       DTC_CHK Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.example.dtb
> > 
> >  .../bindings/remoteproc/fsl,imx-rproc.yaml         | 14 ++++++++++++++
> >  1 file changed, 14 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
> > index df36e29d974ca..da108a39df435 100644
> > --- a/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
> > +++ b/Documentation/devicetree/bindings/remoteproc/fsl,imx-rproc.yaml
> > @@ -59,6 +59,7 @@ properties:
> >      maxItems: 32
> >  
> >    power-domains:
> > +    minItems: 2
> >      maxItems: 8
> >  
> >    fsl,auto-boot:
> > @@ -99,6 +100,19 @@ allOf:
> >        properties:
> >          fsl,iomuxc-gpr: false
> >  
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          not:
> > +            contains:
> > +              enum:
> > +                - fsl,imx8qxp-cm4
> > +                - fsl,imx8qm-cm4
> > +    then:
> > +      properties:
> > +        power-domains:
> > +          minItems: 8
> 
> What happened with the "else:"? How many power domains is needed for
> other devices?

So far, only fsl,imx8qxp-cm4 ind fsl,imx8qm-cm4 need power domain (2-8). 
Power-domains is option property. 

Can I just remove whole "if"?

Frank 


> 
> Best regards,
> Krzysztof
>