Re: [5.16][PATCH 1/3] dt-bindings: spi: Document Ingenic SPI controller bindings

[Artur Rojek <contact@artur-rojek.eu>]

On 2021-08-31 01:01, Artur Rojek wrote:
> From: Paul Cercueil <paul@crapouillou.net>
> 
> Add a documentation file to describe the Device Tree bindings for the
> SPI controller found in Ingenic SoCs.
> 
> Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Woops, forgot to add my --signoff for this patch:

Signed-off-by: Artur Rojek <contact@artur-rojek.eu>

Cheers,
Artur
> ---
>  .../devicetree/bindings/spi/ingenic,spi.yaml  | 72 +++++++++++++++++++
>  1 file changed, 72 insertions(+)
>  create mode 100644 
> Documentation/devicetree/bindings/spi/ingenic,spi.yaml
> 
> diff --git a/Documentation/devicetree/bindings/spi/ingenic,spi.yaml
> b/Documentation/devicetree/bindings/spi/ingenic,spi.yaml
> new file mode 100644
> index 000000000000..cf56cc484b19
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/ingenic,spi.yaml
> @@ -0,0 +1,72 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/spi/ingenic,spi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Ingenic SoCs SPI controller devicetree bindings
> +
> +maintainers:
> +  - Artur Rojek <contact@artur-rojek.eu>
> +  - Paul Cercueil <paul@crapouillou.net>
> +
> +allOf:
> +  - $ref: /schemas/spi/spi-controller.yaml#
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - enum:
> +          - ingenic,jz4750-spi
> +          - ingenic,jz4780-spi
> +      - items:
> +          - enum:
> +              - ingenic,jz4760-spi
> +              - ingenic,jz4770-spi
> +          - const: ingenic,jz4750-spi
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  dmas:
> +    maxItems: 2
> +    minItems: 2
> +
> +  dma-names:
> +    items:
> +      - const: rx
> +      - const: tx
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - dmas
> +  - dma-names
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/jz4770-cgu.h>
> +    spi@10043000 {
> +      compatible = "ingenic,jz4770-spi", "ingenic,jz4750-spi";
> +      reg = <0x10043000 0x1c>;
> +      #address-cells = <1>;
> +      #size-cells = <0>;
> +
> +      interrupt-parent = <&intc>;
> +      interrupts = <8>;
> +
> +      clocks = <&cgu JZ4770_CLK_SSI0>;
> +
> +      dmas = <&dmac1 23 0xffffffff>, <&dmac1 22 0xffffffff>;
> +      dma-names = "rx", "tx";
> +    };