xref: /linux/Documentation/devicetree/bindings/spi/amlogic,meson6-spifc.yaml (revision 702648721db590b3425c31ade294000e18808345) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2# Copyright 2019 BayLibre, SAS
3%YAML 1.2
4---
5$id: http://devicetree.org/schemas/spi/amlogic,meson6-spifc.yaml#
6$schema: http://devicetree.org/meta-schemas/core.yaml#
7
8title: Amlogic Meson SPI Flash Controller
9
10maintainers:
11  - Neil Armstrong <neil.armstrong@linaro.org>
12
13allOf:
14  - $ref: spi-controller.yaml#
15
16description: |
17  The Meson SPIFC is a controller optimized for communication with SPI
18  NOR memories, without DMA support and a 64-byte unified transmit /
19  receive buffer.
20
21properties:
22  compatible:
23    enum:
24      - amlogic,meson6-spifc # SPI Flash Controller on Meson6 and compatible SoCs
25      - amlogic,meson-gxbb-spifc # SPI Flash Controller on GXBB and compatible SoCs
26
27  reg:
28    maxItems: 1
29
30  clocks:
31    maxItems: 1
32
33required:
34  - compatible
35  - reg
36  - clocks
37
38unevaluatedProperties: false
39
40examples:
41  - |
42    spi@c1108c80 {
43        compatible = "amlogic,meson6-spifc";
44        reg = <0xc1108c80 0x80>;
45        clocks = <&clk81>;
46        #address-cells = <1>;
47        #size-cells = <0>;
48
49        flash: flash@0 {
50            compatible = "spansion,m25p80", "jedec,spi-nor";
51            reg = <0>;
52            spi-max-frequency = <40000000>;
53        };
54    };
55