[PATCH v3 1/2] watchdog: bindings: Add binding documentation for Toshiba Visconti watchdog device

Nobuhiro Iwamatsu nobuhiro1.iwamatsu at toshiba.co.jp
Mon Sep 21 04:43:30 EDT 2020


Hi,

Thanks for you review.

On Mon, Sep 21, 2020 at 04:27:25PM +0900, Punit Agrawal wrote:
> Nobuhiro Iwamatsu <nobuhiro1.iwamatsu at toshiba.co.jp> writes:
> 
> > Add documentation for the binding of Toshiba Visconti SoC's watchdog.
> >
> > Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu at toshiba.co.jp>
> > ---
> >  .../watchdog/toshiba,visconti-wdt.yaml        | 49 +++++++++++++++++++
> >  1 file changed, 49 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/watchdog/toshiba,visconti-wdt.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/watchdog/toshiba,visconti-wdt.yaml b/Documentation/devicetree/bindings/watchdog/toshiba,visconti-wdt.yaml
> > new file mode 100644
> > index 000000000000..721e38fa5a0f
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/watchdog/toshiba,visconti-wdt.yaml
> > @@ -0,0 +1,49 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +# Copyright 2020 Toshiba Electronic Devices & Storage Corporation
> > +%YAML 1.2
> > +---
> > +$id: "http://devicetree.org/schemas/watchdog/toshiba,visconti-wdt.yaml#"
> > +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> > +
> > +title: Toshiba Visconti SoCs PIUWDT Watchdog timer
> > +
> > +maintainers:
> > +  - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu at toshiba.co.jp>
> > +
> > +allOf:
> > +  - $ref: watchdog.yaml#
> > +
> > +properties:
> > +  compatible:
> > +    enum:
> > +      - toshiba,visconti-wdt
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  clocks:
> > +    maxItems: 1
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - clocks
> > +
> > +examples:
> > +  - |
> > +    soc {
> > +        #address-cells = <2>;
> > +        #size-cells = <2>;
> > +
> > +        wdt_clk: wdt-clk {
> > +            compatible = "fixed-clock";
> > +            clock-frequency = <150000000>;
> > +            #clock-cells = <0>;
> > +        };
> > +
> > +        watchdog at 28330000 {
> > +            compatible = "toshiba,visconti-wdt";
> > +            reg = <0 0x28330000 0 0x1000>;
> > +            clocks = <&wdt_clk>;
> > +        };
> 
> I was going to suggest adding the "timeout-sec" property as described in
> watchdog.yaml but both code and usage seems to suggest it is optional.
> 

I see. I will add about timeout-sec property. 


> > +    };
> 
> So,
> 
> Reviewed-by: Punit Agrawal <punit1.agrawal at toshiba.co.jp>
> 

Thanks!


> Thanks.
>

Best regards,
  Nobuhiro



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