linux-kernel - Re: [PATCH] dt-bindings: spi: zynqmp-qspi: Include two 'reg' properties only for the Zynq UltraScale QSPI

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Message-ID: <20240924220245.GA367088-robh@kernel.org>
Date: Tue, 24 Sep 2024 17:02:45 -0500
From: Rob Herring <robh@...nel.org>
To: Amit Kumar Mahapatra <amit.kumar-mahapatra@....com>
Cc: broonie@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
	michal.simek@....com, linux-spi@...r.kernel.org,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, git@....com, amitrkcian2002@...il.com
Subject: Re: [PATCH] dt-bindings: spi: zynqmp-qspi: Include two 'reg'
 properties only for the Zynq UltraScale QSPI

On Mon, Sep 23, 2024 at 10:15:43AM +0530, Amit Kumar Mahapatra wrote:
> Linear mode is only supported by the Zynq UltraScale QSPI controller,
> so update the bindings to include two 'reg' properties only for the
> Zynq UltraScale QSPI controller.
> 
> Signed-off-by: Amit Kumar Mahapatra <amit.kumar-mahapatra@....com>
> ---
> BRANCH: for-next
> ---
>  .../bindings/spi/spi-zynqmp-qspi.yaml          | 18 +++++++++++++++---
>  1 file changed, 15 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.yaml b/Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.yaml
> index e5199b109dad..2f1fca137cd3 100644
> --- a/Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.yaml
> +++ b/Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.yaml
> @@ -12,15 +12,27 @@ maintainers:
>  allOf:
>    - $ref: spi-controller.yaml#
>  
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: xlnx,zynqmp-qspi-1.0
> +    then:
> +      properties:
> +        reg:
> +          maxItems: 2

Change this to 'minItems: 2'.

> +
> +    else:
> +      properties:
> +        reg:
> +          maxItems: 1
> +
>  properties:
>    compatible:
>      enum:
>        - xlnx,versal-qspi-1.0
>        - xlnx,zynqmp-qspi-1.0
>  
> -  reg:
> -    maxItems: 2

Keep this and add 'minItems: 1'

> -
>    interrupts:
>      maxItems: 1
>  
> -- 
> 2.34.1
>