linux-kernel - Re: [PATCH v11 1/2] dt-bindings: spi: add loongson spi

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Date:   Wed, 24 May 2023 09:56:47 +0100
From:   Conor Dooley <conor.dooley@...rochip.com>
To:     Yinbo Zhu <zhuyinbo@...ngson.cn>
CC:     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>, Jianmin Lv <lvjianmin@...ngson.cn>,
        <wanghongliang@...ngson.cn>, Liu Peibao <liupeibao@...ngson.cn>,
        <loongson-kernel@...ts.loongnix.cn>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: Re: [PATCH v11 1/2] dt-bindings: spi: add loongson spi

On Mon, May 22, 2023 at 03:10:29PM +0800, Yinbo Zhu wrote:
> Add the Loongson platform spi binding with DT schema format using
> json-schema.
> 
> Signed-off-by: Yinbo Zhu <zhuyinbo@...ngson.cn>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
>  .../bindings/spi/loongson,ls2k-spi.yaml       | 41 +++++++++++++++++++
>  MAINTAINERS                                   |  6 +++
>  2 files changed, 47 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/spi/loongson,ls2k-spi.yaml
> 
> diff --git a/Documentation/devicetree/bindings/spi/loongson,ls2k-spi.yaml b/Documentation/devicetree/bindings/spi/loongson,ls2k-spi.yaml
> new file mode 100644
> index 000000000000..d0be6e5378d7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/loongson,ls2k-spi.yaml
> @@ -0,0 +1,41 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/spi/loongson,ls2k-spi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Loongson SPI controller
> +
> +maintainers:
> +  - Yinbo Zhu <zhuyinbo@...ngson.cn>
> +
> +allOf:
> +  - $ref: /schemas/spi/spi-controller.yaml#
> +
> +properties:
> +  compatible:
> +    enum:
> +      - loongson,ls2k-spi

I am sorry to jump in here at such a late stage with a (potentially)
trivial question. "ls2k" is the SoC family rather than a specific model
as far as I understand.
The answer is probably yes, but do all SoCs in the family have an
identical version of the IP?

Cheers,
Conor.

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