xref: /freebsd/sys/contrib/device-tree/Bindings/net/davicom,dm9051.yaml (revision b197d4b893974c9eb4d7b38704c6d5c486235d6f)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/net/davicom,dm9051.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Davicom DM9051 SPI Ethernet Controller
8
9maintainers:
10  - Joseph CHANG <josright123@gmail.com>
11
12description: |
13  The DM9051 is a fully integrated and cost-effective low pin count single
14  chip Fast Ethernet controller with a Serial Peripheral Interface (SPI).
15
16allOf:
17  - $ref: ethernet-controller.yaml#
18
19properties:
20  compatible:
21    const: davicom,dm9051
22
23  reg:
24    maxItems: 1
25
26  spi-max-frequency:
27    maximum: 45000000
28
29  interrupts:
30    maxItems: 1
31
32  local-mac-address: true
33
34  mac-address: true
35
36required:
37  - compatible
38  - reg
39  - spi-max-frequency
40  - interrupts
41
42additionalProperties: false
43
44examples:
45  # Raspberry Pi platform
46  - |
47    /* for Raspberry Pi with pin control stuff for GPIO irq */
48    #include <dt-bindings/interrupt-controller/irq.h>
49    #include <dt-bindings/gpio/gpio.h>
50    spi {
51        #address-cells = <1>;
52        #size-cells = <0>;
53
54        ethernet@0 {
55            compatible = "davicom,dm9051";
56            reg = <0>; /* spi chip select */
57            local-mac-address = [00 00 00 00 00 00];
58            interrupt-parent = <&gpio>;
59            interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
60            spi-max-frequency = <31200000>;
61        };
62    };
63