Re: [PATCH] spi: dt-bindings: cdns,qspi-nor: Update minItems/maxItems of resets for Cadence OSPI controller

From: Krzysztof Kozlowski
Date: Wed Mar 26 2025 - 08:23:53 EST


On 26/03/2025 12:37, Amit Kumar Mahapatra wrote:
> The Cadence Octal SPI (OSPI) controller on AMD Versal SoCs requires only
> one reset entry. To reflect this, the maxItems for "resets" and
> "reset-names" has been set to 1 for AMD Versal SoCs, and the minItems for
> these properties has also been updated to 1. Additionally, these properties
> have been added to the required property list for Versal SoCs.
>
> Signed-off-by: Amit Kumar Mahapatra <amit.kumar-mahapatra@xxxxxxx>
> ---
> BRANCH: mtd/next
> ---
> .../devicetree/bindings/spi/cdns,qspi-nor.yaml | 14 ++++++++++++--
> 1 file changed, 12 insertions(+), 2 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml b/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
> index d48ecd6cd5ad..cc94c59280a1 100644
> --- a/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
> +++ b/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
> @@ -17,8 +17,18 @@ allOf:
> contains:
> const: xlnx,versal-ospi-1.0
> then:
> + properties:
> + resets:
> + maxItems: 1
> +
> + reset-names:
> + maxItems: 1
> + items:
> + enum: [ qspi ]

Just list the items instead of these three lines.

> required:
> - power-domains
> + - resets
> + - reset-names

Why? That's an ABI break.


> - if:
> properties:
> compatible:
> @@ -132,11 +142,11 @@ properties:
> maxItems: 1
>
> resets:
> - minItems: 2
> + minItems: 1

You need to update other variants now.

Best regards,
Krzysztof