linux-kernel - Re: [PATCH v12 1/2] spi: add loongson spi bindings

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Date:   Thu, 8 Jun 2023 13:45:28 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     zhuyinbo <zhuyinbo@...ngson.cn>, Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-spi@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Jianmin Lv <lvjianmin@...ngson.cn>, wanghongliang@...ngson.cn,
        Liu Peibao <liupeibao@...ngson.cn>,
        loongson-kernel@...ts.loongnix.cn
Subject: Re: [PATCH v12 1/2] spi: add loongson spi bindings

On 08/06/2023 13:42, zhuyinbo wrote:
>>
>>> It can work was for ls2k1000 and ls2k0500 and it specifically refers to
>>> spi driver. but 2k0500 doesn't implementing a clock driver and doesn't
>>
>> We do not discuss here drivers, but bindings. Whatever your drivers are
>> not supporting, matters less.
>>
>>> use CCF to gain clock but can use "clock-frequency".  Is it necessary to
>>> obtain a clock based on CCF? If it's necessary, then it seems that it
>>> can only added 2k1000 spi first.
>>
>> Not related to bindings...
> 
> 
> I may understand that what you said, and the dt-bindings only cover 
> hardware and not involve the drivers. if so, I will add following:
> 
> 
> --- a/Documentation/devicetree/bindings/spi/loongson,ls2k-spi.yaml
> +++ b/Documentation/devicetree/bindings/spi/loongson,ls2k-spi.yaml
> @@ -16,6 +16,7 @@ properties:
>     compatible:
>       enum:
>         - loongson,ls2k1000-spi
> +      - loongson,ls2k0500-spi

Aren't they compatible?

Best regards,
Krzysztof