Re: [PATCH v2 2/3] dt-bindings: rtc: Add Mstar SSD202D RTC

From: Conor Dooley <conor@kernel.org>
To: Romain Perier <romain.perier@gmail.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	Daniel Palmer <daniel@0x0f.com>, Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	linux-rtc@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 2/3] dt-bindings: rtc: Add Mstar SSD202D RTC
Date: Wed, 13 Sep 2023 19:30:22 +0100	[thread overview]
Message-ID: <20230913-depress-bootlace-6b88bfd83966@spud> (raw)
In-Reply-To: <20230913151606.69494-3-romain.perier@gmail.com>

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On Wed, Sep 13, 2023 at 05:16:05PM +0200, Romain Perier wrote:
> Add YAML bindings for Mstar SSD202D RTC.
> 
> Signed-off-by: Romain Perier <romain.perier@gmail.com>
> ---
>  .../bindings/rtc/mstar,ssd202d-rtc.yaml       | 35 +++++++++++++++++++
>  1 file changed, 35 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/rtc/mstar,ssd202d-rtc.yaml
> 
> diff --git a/Documentation/devicetree/bindings/rtc/mstar,ssd202d-rtc.yaml b/Documentation/devicetree/bindings/rtc/mstar,ssd202d-rtc.yaml
> new file mode 100644
> index 000000000000..4c1f22ef5a2c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/rtc/mstar,ssd202d-rtc.yaml
> @@ -0,0 +1,35 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/rtc/mstar,ssd202d-rtc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Mstar SSD202D Real Time Clock
> +
> +maintainers:
> +  - Daniel Palmer <daniel@0x0f.com>
> +  - Romain Perier <romain.perier@gmail.com>
> +
> +allOf:
> +  - $ref: rtc.yaml#
> +
> +properties:
> +  compatible:
> +    enum:
> +      - mstar,ssd202d-rtc
> +  reg:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg

So, this seems fine to me in isolation, but isn't this now the sort of
thing that can be documented in trivial-rtc.yaml?
Its only got compatible & reg, which seems to fit the bill for that.

Apologies if I am missing something,
Conor.

> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    rtc@6800 {
> +        compatible = "mstar,ssd202d-rtc";
> +        reg = <0x6800 0x200>;
> +    };
> +...
> -- 
> 2.39.2
> 

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