bindings/spi/nuvoton,wpcm450-fiu.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/nuvoton,wpcm450-fiu.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Nuvoton WPCM450 Flash Interface Unit (FIU)
   8
   9 maintainers:
  10   - Jonathan Neuschäfer <j.neuschaefer@gmx.net>
  11
  12 allOf:
  13   - $ref: /schemas/spi/spi-controller.yaml#
  14
  15 properties:
  16   compatible:
  17     const: nuvoton,wpcm450-fiu
  18
  19   reg:
  20     items:
  21       - description: FIU registers
  22       - description: Memory-mapped flash contents
  23
  24   reg-names:
  25     items:
  26       - const: control
  27       - const: memory
  28
  29   interrupts:
  30     maxItems: 1
  31
  32   clocks:
  33     maxItems: 1
  34
  35   nuvoton,shm:
  36     $ref: /schemas/types.yaml#/definitions/phandle
  37     description: a phandle to the SHM block (see ../arm/nuvoton,shm.yaml)
  38
  39 required:
  40   - compatible
  41   - reg
  42   - clocks
  43
  44 unevaluatedProperties: false
  45
  46 examples:
  47   - |
  48     spi@c8000000 {
  49       compatible = "nuvoton,wpcm450-fiu";
  50       reg = <0xc8000000 0x1000>, <0xc0000000 0x4000000>;
  51       #address-cells = <1>;
  52       #size-cells = <0>;
  53       reg-names = "control", "memory";
  54       clocks = <&clk 0>;
  55       nuvoton,shm = <&shm>;
  56
  57       flash@0 {
  58         compatible = "jedec,spi-nor";
  59         reg = <0>;
  60       };
  61     };
  62
  63     shm: syscon@c8001000 {
  64       compatible = "nuvoton,wpcm450-shm", "syscon";
  65       reg = <0xc8001000 0x1000>;
  66     };