Re: [PATCH 1/2] dt-bindings: linflexuart: add clock definitions

[Conor Dooley]

On Tue, Sep 24, 2024 at 05:52:13PM +0300, Ciprian Marian Costea wrote:
> On 9/24/2024 5:24 PM, Conor Dooley wrote:
> > On Tue, Sep 24, 2024 at 05:12:46PM +0300, Ciprian Costea wrote:
> > > From: Ciprian Marian Costea <ciprianmarian.costea@xxxxxxxxxxx>
> > > 
> > > Add clock definitions for NXP LINFlexD UART bindings
> > > and update the binding examples with S32G2 node.
> > > 
> > > Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@xxxxxxxxxxx>
> > > ---
> > >   .../bindings/serial/fsl,s32-linflexuart.yaml  | 21 +++++++++++++++++++
> > >   1 file changed, 21 insertions(+)
> > > 
> > > diff --git a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
> > > index 4171f524a928..45fcab9e186d 100644
> > > --- a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
> > > +++ b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
> > > @@ -34,6 +34,14 @@ properties:
> > >     interrupts:
> > >       maxItems: 1
> > > +  clocks:
> > > +    maxItems: 2
> > > +
> > > +  clock-names:
> > > +    items:
> > > +      - const: ipg
> > > +      - const: lin
> > 
> > Can all devices have 2 clocks, or just the s32g2?
> > 
> 
> All devices (S32G2, S32G3 and S32V234) have 2 clocks for LINFlexD module.

I see. How come the driver is capable of working without them?

> They are: "lin" which is the frequency of the baud clock and "ipg" which
> drives the access to the LINFlexD iomapped registers.

It would be good to have an items list in the clocks property with that
information.

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