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From:   Huacai Chen <chenhc@lemote.com>
Date:   Mon, 28 Dec 2020 08:26:27 +0800
Message-ID: <CAAhV-H5xEf93_OXRLBFkaMhah5keHESiVbPhj0Fs=ajjCgWefg@mail.gmail.com>
Subject: Re: [PATCH v5 2/4] spi: ls7a: Add YAML schemas
To:     Qing Zhang <zhangqing@loongson.cn>
Cc:     Mark Brown <broonie@kernel.org>, Rob Herring <robh+dt@kernel.org>,
        ThomasBogendoerfer <tsbogend@alpha.franken.de>,
        linux-spi@vger.kernel.org, Jiaxun Yang <jiaxun.yang@flygoat.com>,
        devicetree@vger.kernel.org,
        "open list:MIPS" <linux-mips@vger.kernel.org>,
        LKML <linux-kernel@vger.kernel.org>
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Reviewed-by: Huacai Chen <chenhuacai@kernel.org>

On Sat, Dec 26, 2020 at 5:13 PM Qing Zhang <zhangqing@loongson.cn> wrote:
>
> Switch the DT binding to a YAML schema to enable the DT validation.
>
> Signed-off-by: Qing Zhang <zhangqing@loongson.cn>
> ---
>
> v4:
>  - fix warnings/errors about running 'make dt_binding_check'
>
> v5:
>  - remove num-chipelects
>
> ---
>  .../devicetree/bindings/spi/loongson,spi-ls7a.yaml | 44 ++++++++++++++++++++++
>  1 file changed, 44 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/spi/loongson,spi-ls7a.yaml
>
> diff --git a/Documentation/devicetree/bindings/spi/loongson,spi-ls7a.yaml b/Documentation/devicetree/bindings/spi/loongson,spi-ls7a.yaml
> new file mode 100644
> index 0000000..b90b28b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/loongson,spi-ls7a.yaml
> @@ -0,0 +1,44 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/spi/loongson,spi-ls7a.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Loongson LS7A PCH SPI Controller
> +
> +maintainers:
> +  - Qing Zhang <zhangqing@loongson.cn>
> +
> +description: |
> +  This controller can be found in Loongson-3 systems with LS7A PCH.
> +
> +properties:
> +  compatible:
> +    const: loongson,ls7a-spi
> +
> +  reg:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    pci {
> +        #address-cells = <3>;
> +        #size-cells = <2>;
> +
> +        spi@16,0 {
> +            compatible = "pci0014,7a0b.0",
> +                             "pci0014,7a0b",
> +                             "pciclass088000",
> +                             "pciclass0800";
> +
> +            reg = <0xb000 0x0 0x0 0x0 0x0>;
> +        };
> +    };
> +
> +...
> --
> 2.1.0
>