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Date:   Fri, 7 May 2021 17:21:57 -0500
From:   Rob Herring <robh@kernel.org>
To:     Geert Uytterhoeven <geert+renesas@glider.be>
Cc:     Thierry Reding <thierry.reding@gmail.com>,
        Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= 
        <u.kleine-koenig@pengutronix.de>, Lee Jones <lee.jones@linaro.org>,
        Daniel Lezcano <daniel.lezcano@linaro.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>,
        Yoshinori Sato <ysato@users.sourceforge.jp>,
        devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
        uclinux-h8-devel@lists.sourceforge.jp, linux-pwm@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: pwm: renesas,tpu-pwm: Improve
 json-schema
Message-ID: <20210507222157.GA3000824@robh.at.kernel.org>
References: <cover.1620375445.git.geert+renesas@glider.be>
 <82dcf4b87f2b2149bb2e238c7fd654ca2397230e.1620375445.git.geert+renesas@glider.be>
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On Fri, May 07, 2021 at 10:25:12AM +0200, Geert Uytterhoeven wrote:
>   - Include the general PWM controller schema,
>   - Make clocks, power-domains, and resets properties required.
> 
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> ---
>  .../bindings/pwm/renesas,tpu-pwm.yaml         | 19 ++++++++++++++++++-
>  1 file changed, 18 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/pwm/renesas,tpu-pwm.yaml b/Documentation/devicetree/bindings/pwm/renesas,tpu-pwm.yaml
> index aa9a4570c9068226..3a072ee29815c695 100644
> --- a/Documentation/devicetree/bindings/pwm/renesas,tpu-pwm.yaml
> +++ b/Documentation/devicetree/bindings/pwm/renesas,tpu-pwm.yaml
> @@ -58,8 +58,25 @@ required:
>    - compatible
>    - reg
>    - '#pwm-cells'
> +  - clocks
> +  - power-domains
>  
> -additionalProperties: false
> +allOf:
> +  - $ref: pwm.yaml#

This doesn't add any other properties, so you can keep 
'additionalProperties: false'. 

> +
> +  - if:
> +      not:
> +        properties:
> +          compatible:
> +            contains:
> +              enum:
> +                - renesas,tpu-r8a73a4
> +                - renesas,tpu-r8a7740
> +    then:
> +      required:
> +        - resets
> +
> +unevaluatedProperties: false
>  
>  examples:
>    - |
> -- 
> 2.25.1
>