xref: /freebsd/sys/contrib/device-tree/Bindings/net/vertexcom-mse102x.yaml (revision b197d4b893974c9eb4d7b38704c6d5c486235d6f) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: "http://devicetree.org/schemas/net/vertexcom-mse102x.yaml#"
5$schema: "http://devicetree.org/meta-schemas/core.yaml#"
6
7title: The Vertexcom MSE102x (SPI) Device Tree Bindings
8
9maintainers:
10  - Stefan Wahren <stefan.wahren@in-tech.com>
11
12description:
13  Vertexcom's MSE102x are a family of HomePlug GreenPHY chips.
14  They can be connected either via RGMII, RMII or SPI to a host CPU.
15
16  In order to use a MSE102x chip as SPI device, it must be defined as
17  a child of an SPI master device in the device tree.
18
19  More information can be found at
20    http://www.vertexcom.com/doc/MSE1022%20Product%20Brief.pdf
21
22allOf:
23  - $ref: ethernet-controller.yaml#
24
25properties:
26  compatible:
27    enum:
28      - vertexcom,mse1021
29      - vertexcom,mse1022
30
31  reg:
32    maxItems: 1
33
34  interrupts:
35    maxItems: 1
36
37  spi-cpha: true
38
39  spi-cpol: true
40
41  spi-max-frequency:
42    minimum: 6000000
43    maximum: 7142857
44
45required:
46  - compatible
47  - reg
48  - interrupts
49  - spi-cpha
50  - spi-cpol
51  - spi-max-frequency
52
53additionalProperties: false
54
55examples:
56  - |
57    #include <dt-bindings/interrupt-controller/irq.h>
58    spi0 {
59        #address-cells = <1>;
60        #size-cells = <0>;
61
62        ethernet@0 {
63            compatible = "vertexcom,mse1021";
64            reg = <0>;
65            interrupt-parent = <&gpio>;
66            interrupts = <23 IRQ_TYPE_EDGE_RISING>;
67            spi-cpha;
68            spi-cpol;
69            spi-max-frequency = <7142857>;
70        };
71    };
72