xref: /linux/Documentation/devicetree/bindings/spi/socionext,f-ospi.yaml (revision 7ae9fb1b7ecbb5d85d07857943f677fd1a559b18) 
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
7title: Socionext F_OSPI controller
8
9description: |
10  The Socionext F_OSPI is a controller used to interface with flash
11  memories using the SPI communication interface.
12
13maintainers:
14  - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
15
16allOf:
17  - $ref: spi-controller.yaml#
18
19properties:
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
33required:
34  - compatible
35  - reg
36  - clocks
37  - "#address-cells"
38  - "#size-cells"
39
40unevaluatedProperties: false
41
42examples:
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    };
58