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Date: Mon, 29 Dec 2025 20:15:17 -0600
From: Rob Herring <robh@kernel.org>
To: Binbin Zhou <zhoubinbin@loongson.cn>
Cc: Binbin Zhou <zhoubb.aaron@gmail.com>,
	Huacai Chen <chenhuacai@loongson.cn>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	linux-rtc@vger.kernel.org,
	Xiaochuang Mao <maoxiaochuan@loongson.cn>,
	Huacai Chen <chenhuacai@kernel.org>,
	Xuerui Wang <kernel@xen0n.name>, loongarch@lists.linux.dev,
	devicetree@vger.kernel.org, linux-mips@vger.kernel.org,
	Keguang Zhang <keguang.zhang@gmail.com>
Subject: Re: [PATCH v1 1/2] dt-binding: rtc: loongson: Document
 Loongson-2K0300 compatible
Message-ID: <20251230021517.GA3156793-robh@kernel.org>
References: <cover.1766471839.git.zhoubinbin@loongson.cn>
 <36544ba0d847bca639632ea0c74907de90975f80.1766471839.git.zhoubinbin@loongson.cn>
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In-Reply-To: <36544ba0d847bca639632ea0c74907de90975f80.1766471839.git.zhoubinbin@loongson.cn>

On Tue, Dec 23, 2025 at 02:42:12PM +0800, Binbin Zhou wrote:
> Add "loongson,ls2k0300-rtc" dedicated compatible to represent the RTC
> interface of the Loongson-2K0300 chip.
> 
> Its hardware design is similar to that of the Loongson-1B, but it does
> not support the alarm feature.
> 
> Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
> ---
>  .../devicetree/bindings/rtc/loongson,rtc.yaml       | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/rtc/loongson,rtc.yaml b/Documentation/devicetree/bindings/rtc/loongson,rtc.yaml
> index f89c1f660aee..aac91c79ffdb 100644
> --- a/Documentation/devicetree/bindings/rtc/loongson,rtc.yaml
> +++ b/Documentation/devicetree/bindings/rtc/loongson,rtc.yaml
> @@ -23,6 +23,7 @@ properties:
>            - loongson,ls1b-rtc
>            - loongson,ls1c-rtc
>            - loongson,ls7a-rtc
> +          - loongson,ls2k0300-rtc
>            - loongson,ls2k1000-rtc
>        - items:
>            - enum:
> @@ -42,6 +43,18 @@ required:
>  
>  unevaluatedProperties: false
>  
> +if:
> +  properties:
> +    compatible:
> +      contains:
> +        enum:
> +          - loongson,ls1c-rtc

This seems unrelated?

> +          - loongson,ls2k0300-rtc
> +
> +then:
> +  properties:
> +    interrupts: false
> +
>  examples:
>    - |
>      #include <dt-bindings/interrupt-controller/irq.h>
> -- 
> 2.47.3
>