Documentation/devicetree/bindings/spi/socionext,f-ospi.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/socionext,f-ospi.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Socionext F_OSPI controller
   8
   9 description: |
  10   The Socionext F_OSPI is a controller used to interface with flash
  11   memories using the SPI communication interface.
  12
  13 maintainers:
  14   - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
  15
  16 allOf:
  17   - $ref: spi-controller.yaml#
  18
  19 properties:
  20   compatible:
  21     const: socionext,f-ospi
  22
  23   reg:
  24     maxItems: 1
  25
  26   clocks:
  27     maxItems: 1
  28
  29   num-cs:
  30     minimum: 1
  31     maximum: 4
  32
  33 required:
  34   - compatible
  35   - reg
  36   - clocks
  37   - "#address-cells"
  38   - "#size-cells"
  39
  40 unevaluatedProperties: false
  41
  42 examples:
  43   - |
  44     ospi0: spi@80000000 {
  45         compatible = "socionext,f-ospi";
  46         reg = <0x80000000 0x1000>;
  47         clocks = <&clks 0>;
  48         num-cs = <1>;
  49         #address-cells = <1>;
  50         #size-cells = <0>;
  51
  52         flash@0 {
  53             compatible = "spansion,s25fl128s", "jedec,spi-nor";
  54             reg = <0>;
  55             spi-max-frequency = <50000000>;
  56         };
  57     };