Re: [PATCH v1 1/3] dt-bindings: PCI: xilinx-cpm: Remove version number in compatible string

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On Thu, Apr 14, 2022 at 02:46:25PM +0200, Michal Simek wrote:
> On 4/14/22 11:22, Bharat Kumar Gogada wrote:
> > Removing unnecessary version number in compatible string.
> 
> I am missing reason for this in commit message.

Agreed.  The commit log for the pcie-xilinx-cpm.c change also needs to
explain why removing the version is useful and safe.

> > Signed-off-by: Bharat Kumar Gogada <bharat.kumar.gogada@xxxxxxxxxx>
> > ---
> >   Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml | 4 ++--
> >   1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml b/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml
> > index 32f4641085bc..4ebcc838a1f6 100644
> > --- a/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml
> > +++ b/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml
> > @@ -14,7 +14,7 @@ allOf:
> >   properties:
> >     compatible:
> > -    const: xlnx,versal-cpm-host-1.00
> > +    const: xlnx,versal-cpm-host
> 
> And this is likely breaking compatibility for existing DTs.
> 
> M
> 
> >     reg:
> >       items:
> > @@ -70,7 +70,7 @@ examples:
> >                  #address-cells = <2>;
> >                  #size-cells = <2>;
> >                  cpm_pcie: pcie@fca10000 {
> > -                       compatible = "xlnx,versal-cpm-host-1.00";
> > +                       compatible = "xlnx,versal-cpm-host";
> >                          device_type = "pci";
> >                          #address-cells = <3>;
> >                          #interrupt-cells = <1>;



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