Re: [PATCH 1/8] dt-bindings: memory: Document RZ/G3E support

[Rob Herring <robh@kernel.org>]

On Fri, Feb 28, 2025 at 04:07:55PM +0000, Biju Das wrote:
> Document support for the Expanded Serial Peripheral Interface (xSPI)
> Controller in the Renesas RZ/G3E (R9A09G047) SoC.
> 
> Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
> ---
>  .../memory-controllers/renesas,rz-xspi.yaml   | 137 ++++++++++++++++++
>  1 file changed, 137 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/memory-controllers/renesas,rz-xspi.yaml
> 
> diff --git a/Documentation/devicetree/bindings/memory-controllers/renesas,rz-xspi.yaml b/Documentation/devicetree/bindings/memory-controllers/renesas,rz-xspi.yaml
> new file mode 100644
> index 000000000000..84875cd28460
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/memory-controllers/renesas,rz-xspi.yaml
> @@ -0,0 +1,137 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/memory-controllers/renesas,rz-xspi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas Expanded Serial Peripheral Interface (xSPI)
> +
> +maintainers:
> +  - Biju Das <biju.das.jz@bp.renesas.com>
> +
> +description: |
> +  Renesas xSPI allows a SPI flash connected to the SoC to be accessed via
> +  the memory-mapping or the manual command mode.
> +
> +  The flash chip itself should be represented by a subnode of the XSPI node.
> +  The flash interface is selected based on the "compatible" property of this
> +  subnode:
> +  -  "jedec,spi-nor";
> +
> +allOf:
> +  - $ref: /schemas/spi/spi-controller.yaml#
> +
> +properties:
> +  compatible:
> +    items:
> +      - const: renesas,r9a09g047-xspi  # RZ/G3E
> +      - const: renesas,rz-xspi         # a generic RZ xSPI device
> +
> +  reg:
> +    items:
> +      - description: xSPI registers
> +      - description: direct mapping area
> +
> +  reg-names:
> +    items:
> +      - const: regs
> +      - const: dirmap
> +
> +  interrupts:
> +    items:
> +      - description: Interrupt pulse signal by factors excluding errors
> +      - description: Interrupt pulse signal by error factors
> +
> +  interrupt-names:
> +    items:
> +      - const: spi_pulse
> +      - const: spi_err_pulse

Drop 'spi'

Otherwise,

Reviewed-by: Rob Herring (Arm) <robh@kernel.org>