Re: [PATCH V2 2/2] dt-bindings: Document the DesignWare IP reset bindings

From: Rob Herring
Date: Tue Jul 09 2019 - 09:23:44 EST


On Tue, Jul 9, 2019 at 4:33 AM Luis de Oliveira
<Luis.Oliveira@xxxxxxxxxxxx> wrote:
>
> Hi Rob,
>
> Thank you for the comments,
>
> From: Rob Herring <robh@xxxxxxxxxx>
> Date: Tue, Jul 09, 2019 at 02:52:20
>
> > On Thu, Jun 06, 2019 at 05:36:28PM +0200, Luis Oliveira wrote:
> > > This adds documentation of device tree bindings for the
> > > DesignWare IP reset controller.
> > >
> > > Signed-off-by: Gustavo Pimentel <gustavo.pimentel@xxxxxxxxxxxx>
> > > Signed-off-by: Luis Oliveira <luis.oliveira@xxxxxxxxxxxx>
> > > ---
> > > Changelog
> > > - Add active low configuration example
> > > - Fix compatible string in the active high example
> > >
> > > .../devicetree/bindings/reset/snps,dw-reset.txt | 30 ++++++++++++++++++++++
> > > 1 file changed, 30 insertions(+)
> > > create mode 100644 Documentation/devicetree/bindings/reset/snps,dw-reset.txt
> > >
> > > diff --git a/Documentation/devicetree/bindings/reset/snps,dw-reset.txt b/Documentation/devicetree/bindings/reset/snps,dw-reset.txt
> > > new file mode 100644
> > > index 0000000..85f3301
> > > --- /dev/null
> > > +++ b/Documentation/devicetree/bindings/reset/snps,dw-reset.txt
> > > @@ -0,0 +1,30 @@
> > > +Synopsys DesignWare Reset controller
> > > +=======================================
> > > +
> > > +Please also refer to reset.txt in this directory for common reset
> > > +controller binding usage.
> > > +
> > > +Required properties:
> > > +
> > > +- compatible: should be one of the following.
> > > + "snps,dw-high-reset" - for active high configuration
> > > + "snps,dw-low-reset" - for active low configuration
> >
> > This is really a standalone block?
> >
> > Are there versions of IP?
> >
>
> We use this block because is is very simple. The Verilog is autogenerated
> after an simple input configuration (APB config, reset pin number, active
> high/low, etc) so it does not need versioning.
> We use it in almost all our testchips and prototyping, and it is a
> standalone block.

Okay.

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>