[PATCH 09/18] dt-bindings: spi: mxic: Document the nand-ecc-engine property

[Rob Herring]

On Wed, Oct 20, 2021 at 04:28:00PM +0200, Miquel Raynal wrote:
> This SPI controller supports interacting with an external ECC
> engine. The nand-ecc-engine property already exist in the NAND world but
> also applies to SPI controller nodes which have external correction
> capabilities like Macronix's.
> 
> Signed-off-by: Miquel Raynal <miquel.raynal at bootlin.com>
> ---
>  .../devicetree/bindings/spi/mxicy,mx25f0a-spi.yaml          | 6 ++++++
>  1 file changed, 6 insertions(+)

This should come before patch 8. The example would fail if 
'unevaluatedProperties' did anything.

Reviewed-by: Rob Herring <robh at kernel.org>

> 
> diff --git a/Documentation/devicetree/bindings/spi/mxicy,mx25f0a-spi.yaml b/Documentation/devicetree/bindings/spi/mxicy,mx25f0a-spi.yaml
> index 4036c14fc533..01618a77627d 100644
> --- a/Documentation/devicetree/bindings/spi/mxicy,mx25f0a-spi.yaml
> +++ b/Documentation/devicetree/bindings/spi/mxicy,mx25f0a-spi.yaml
> @@ -43,6 +43,12 @@ properties:
>    "#size-cells":
>      const: 0
>  
> +  nand-ecc-engine:
> +    allOf:
> +      - $ref: /schemas/types.yaml#/definitions/phandle
> +    description: NAND ECC engine used by the SPI controller in order to perform
> +      on-the-fly correction when using a SPI-NAND memory.
> +
>  required:
>    - compatible
>    - reg
> -- 
> 2.27.0
> 
>