# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/spi/realtek,rtl9301-snand.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: SPI-NAND Flash Controller for Realtek RTL9300 SoCs

maintainers:
  - Chris Packham <chris.packham@alliedtelesis.co.nz>

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:
    oneOf:
      - items:
          - enum:
              - realtek,rtl9302b-snand
              - realtek,rtl9302c-snand
              - realtek,rtl9303-snand
          - const: realtek,rtl9301-snand
      - const: realtek,rtl9301-snand

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

required:
  - compatible
  - reg
  - interrupts
  - clocks

allOf:
  - $ref: /schemas/spi/spi-controller.yaml#

unevaluatedProperties: false

examples:
  - |
    spi@1a400 {
      compatible = "realtek,rtl9302c-snand", "realtek,rtl9301-snand";
      reg = <0x1a400 0x44>;
      interrupt-parent = <&intc>;
      interrupts = <19>;
      clocks = <&lx_clk>;
      #address-cells = <1>;
      #size-cells = <0>;
 
      flash@0 {
        compatible = "spi-nand";
        reg = <0>;
      };
    };