Re: [PATCH 1/3] dt-bindings: spi: Add realtek,rtl9300-snand

[Krzysztof Kozlowski <krzk@xxxxxxxxxx>]

On Mon, Oct 07, 2024 at 12:33:45PM +1300, Chris Packham wrote:
> Add a dtschema for the SPI-NAND controller on the RTL9300 SoCs. The
> controller supports
>  * Serial/Dual/Quad data with
>  * PIO and DMA data read/write operation
>  * Configurable flash access timing
> 
> Signed-off-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx>
> ---
>  .../bindings/spi/realtek,rtl9300-snand.yaml   | 58 +++++++++++++++++++
>  1 file changed, 58 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/spi/realtek,rtl9300-snand.yaml
> 
> diff --git a/Documentation/devicetree/bindings/spi/realtek,rtl9300-snand.yaml b/Documentation/devicetree/bindings/spi/realtek,rtl9300-snand.yaml
> new file mode 100644
> index 000000000000..c66aea24cb35
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/realtek,rtl9300-snand.yaml
> @@ -0,0 +1,58 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/spi/realtek,rtl9300-snand.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: SPI-NAND Flash Controller for Realtek RTL9300 SoCs
> +
> +maintainers:
> +  - Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx>
> +
> +description:
> +  The Realtek RTL9300 SoCs have a built in SPI-NAND controller. It supports
> +  typical SPI-NAND page cache operations in single, dual or quad IO mode.
> +
> +properties:
> +  compatible:
> +    items:

Why 9300 cannot be alone? What does 9300 mean even? Wildcards and family
models are not allowed in general.

> +      - enum:
> +          - realtek,rtl9301-snand
> +          - realtek,rtl9302b-snand
> +          - realtek,rtl9302c-snand
> +          - realtek,rtl9303-snand
> +      - const: realtek,rtl9300-snand
> +
> +  reg:
> +    items:
> +      - description: SPI NAND controller registers address and size

Best regards,
Krzysztof