Documentation/devicetree/bindings/spi/airoha,en7581-snand.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/spi/airoha,en7581-snand.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: SPI-NAND flash controller for Airoha ARM SoCs
   8
   9 maintainers:
  10   - Lorenzo Bianconi <lorenzo@kernel.org>
  11
  12 allOf:
  13   - $ref: spi-controller.yaml#
  14
  15 properties:
  16   compatible:
  17     const: airoha,en7581-snand
  18
  19   reg:
  20     items:
  21       - description: spi base address
  22       - description: nfi2spi base address
  23
  24   clocks:
  25     maxItems: 1
  26
  27   clock-names:
  28     items:
  29       - const: spi
  30
  31 required:
  32   - compatible
  33   - reg
  34   - clocks
  35   - clock-names
  36
  37 unevaluatedProperties: false
  38
  39 examples:
  40   - |
  41     #include <dt-bindings/clock/en7523-clk.h>
  42
  43     soc {
  44       #address-cells = <2>;
  45       #size-cells = <2>;
  46
  47       spi@1fa10000 {
  48         compatible = "airoha,en7581-snand";
  49         reg = <0x0 0x1fa10000 0x0 0x140>,
  50               <0x0 0x1fa11000 0x0 0x160>;
  51
  52         clocks = <&scuclk EN7523_CLK_SPI>;
  53         clock-names = "spi";
  54
  55         #address-cells = <1>;
  56         #size-cells = <0>;
  57
  58         flash@0 {
  59           compatible = "spi-nand";
  60           reg = <0>;
  61           spi-tx-bus-width = <1>;
  62           spi-rx-bus-width = <2>;
  63         };
  64       };
  65     };