Re: [PATCH v5 2/5] spi: dt-bindings: cadence: Add Marvell overlay bindings documentation for Cadence XSPI
From: Krzysztof Kozlowski
Date: Tue May 28 2024 - 02:56:41 EST
On 27/05/2024 10:42, Witold Sadowski wrote:
> Add new bindings for the v2 Marvell xSPI overlay: marvell,cn10-xspi-nor
> compatible string. This new compatible string distinguishes between the
> original and modified xSPI block.
>
> Also add an optional base for the xfer register set with an additional
> reg field to allocate the xSPI Marvell overlay XFER block.
>
> Signed-off-by: Witold Sadowski <wsadowski@xxxxxxxxxxx>
> ---
> .../devicetree/bindings/spi/cdns,xspi.yaml | 38 +++++++++++++++----
> 1 file changed, 31 insertions(+), 7 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/spi/cdns,xspi.yaml b/Documentation/devicetree/bindings/spi/cdns,xspi.yaml
> index eb0f92468185..d6b8b2a2ecf5 100644
> --- a/Documentation/devicetree/bindings/spi/cdns,xspi.yaml
> +++ b/Documentation/devicetree/bindings/spi/cdns,xspi.yaml
> @@ -15,33 +15,57 @@ description: |
> single, dual, quad or octal wire transmission modes for
> read/write access to slaves such as SPI-NOR flash.
>
> -allOf:
> - - $ref: spi-controller.yaml#
> -
> properties:
> compatible:
> - const: cdns,xspi-nor
> + enum:
> + - cdns,xspi-nor
> + - marvell,cn10-xspi-nor
> +
> + interrupts:
> + maxItems: 1
Items got re-ordered. Keep previous order which matches expected style
(see also DTS coding style).
>
> reg:
> items:
> - description: address and length of the controller register set
> - description: address and length of the Slave DMA data port
> - description: address and length of the auxiliary registers
> + - description: address and length of the xfer registers
> + minItems: 3
>
> reg-names:
> items:
> - const: io
> - const: sdma
> - const: aux
> -
> - interrupts:
> - maxItems: 1
> + - const: xferbase
> + minItems: 3
>
Best regards,
Krzysztof