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SubjectRe: [PATCH 09/43] dt-bindings: watchdog: add DT bindings for Cirrus EP93x
On Mon, Apr 24, 2023 at 07:18:06AM -0700, Guenter Roeck wrote:
> On Mon, Apr 24, 2023 at 07:16:16AM -0700, Guenter Roeck wrote:
> > On Mon, Apr 24, 2023 at 03:34:25PM +0300, Nikita Shubin wrote:
> > > This adds device tree bindings for the Cirrus Logic EP93xx
> > > watchdog block used in these SoCs.
> > >
> > > Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>
> > > ---
> > > .../bindings/watchdog/cirrus,ep93xx-wdt.yaml | 38 +++++++++++++++++++
> > > 1 file changed, 38 insertions(+)
> > > create mode 100644 Documentation/devicetree/bindings/watchdog/cirrus,ep93xx-wdt.yaml
> > >
> > > diff --git a/Documentation/devicetree/bindings/watchdog/cirrus,ep93xx-wdt.yaml b/Documentation/devicetree/bindings/watchdog/cirrus,ep93xx-wdt.yaml
> > > new file mode 100644
> > > index 000000000000..f39d6b14062d
> > > --- /dev/null
> > > +++ b/Documentation/devicetree/bindings/watchdog/cirrus,ep93xx-wdt.yaml
> > > @@ -0,0 +1,38 @@
> > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > > +%YAML 1.2
> > > +---
> > > +$id: http://devicetree.org/schemas/watchdog/cirrus,ep93xx-wdt.yaml#
> > > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > > +
> > > +title: Cirrus Logic EP93xx Watchdog Timer
> > > +
> > > +maintainers:
> > > + - Wim Van Sebroeck <wim@linux-watchdog.org>
> > > +
> > > +description:
> > > + Watchdog driver for Cirrus Logic EP93xx family of devices.
> > > +
> > > +allOf:
> > > + - $ref: "watchdog.yaml#"
> > > +
> > > +properties:
> > > + compatible:
> > > + enum:
> > > + - cirrus,ep9301-wdt
> > > +
> > > + reg:
> > > + maxItems: 1
> > > +
> > > +required:
> > > + - compatible
> > > + - reg
> > > +
> > > +additionalProperties: false
> >
> > The driver does support reading the timeout from devicetree.
> > It might make sense to mention that here.
> >
> Never mind - I guess that is includeds in watchdog.yaml.
> Sorry for the noise.

Except that it needs to be 'unevaluatedProperties: false' instead if
timeout property is supported.

>
> > > +
> > > +examples:
> > > + - |
> > > + wdt0: watchdog@80940000 {
> > > + compatible = "cirrus,ep9301-wdt";
> > > + reg = <0x80940000 0x08>;
> > > + };
> > > +
> > > --
> > > 2.39.2
> > >

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