tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: GPL-2.0-only
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/net/dsa/microchip,ksz.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Microchip KSZ Series Ethernet switches
8
9maintainers:
10 - Marek Vasut <marex@denx.de>
11 - Woojung Huh <Woojung.Huh@microchip.com>
12
13allOf:
14 - $ref: dsa.yaml#/$defs/ethernet-ports
15 - $ref: /schemas/spi/spi-peripheral-props.yaml#
16
17properties:
18 # See Documentation/devicetree/bindings/net/dsa/dsa.yaml for a list of additional
19 # required and optional properties.
20 compatible:
21 enum:
22 - microchip,ksz8765
23 - microchip,ksz8794
24 - microchip,ksz8795
25 - microchip,ksz8863
26 - microchip,ksz8873
27 - microchip,ksz9477
28 - microchip,ksz9897
29 - microchip,ksz9896
30 - microchip,ksz9567
31 - microchip,ksz8565
32 - microchip,ksz9893
33 - microchip,ksz9563
34 - microchip,ksz8563
35
36 reset-gpios:
37 description:
38 Should be a gpio specifier for a reset line.
39 maxItems: 1
40
41 microchip,synclko-125:
42 $ref: /schemas/types.yaml#/definitions/flag
43 description:
44 Set if the output SYNCLKO frequency should be set to 125MHz instead of 25MHz.
45
46 microchip,synclko-disable:
47 $ref: /schemas/types.yaml#/definitions/flag
48 description:
49 Set if the output SYNCLKO clock should be disabled. Do not mix with
50 microchip,synclko-125.
51
52required:
53 - compatible
54 - reg
55
56unevaluatedProperties: false
57
58examples:
59 - |
60 #include <dt-bindings/gpio/gpio.h>
61
62 // Ethernet switch connected via SPI to the host, CPU port wired to eth0:
63 eth0 {
64 fixed-link {
65 speed = <1000>;
66 full-duplex;
67 };
68 };
69
70 spi {
71 #address-cells = <1>;
72 #size-cells = <0>;
73
74 pinctrl-0 = <&pinctrl_spi_ksz>;
75 cs-gpios = <&pioC 25 0>;
76 id = <1>;
77
78 ksz9477: switch@0 {
79 compatible = "microchip,ksz9477";
80 reg = <0>;
81 reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
82
83 spi-max-frequency = <44000000>;
84
85 ethernet-ports {
86 #address-cells = <1>;
87 #size-cells = <0>;
88 port@0 {
89 reg = <0>;
90 label = "lan1";
91 };
92 port@1 {
93 reg = <1>;
94 label = "lan2";
95 };
96 port@2 {
97 reg = <2>;
98 label = "lan3";
99 };
100 port@3 {
101 reg = <3>;
102 label = "lan4";
103 };
104 port@4 {
105 reg = <4>;
106 label = "lan5";
107 };
108 port@5 {
109 reg = <5>;
110 ethernet = <ð0>;
111 phy-mode = "rgmii";
112
113 fixed-link {
114 speed = <1000>;
115 full-duplex;
116 };
117 };
118 };
119 };
120
121 ksz8565: switch@1 {
122 compatible = "microchip,ksz8565";
123 reg = <1>;
124
125 spi-max-frequency = <44000000>;
126
127 ethernet-ports {
128 #address-cells = <1>;
129 #size-cells = <0>;
130 port@0 {
131 reg = <0>;
132 label = "lan1";
133 };
134 port@1 {
135 reg = <1>;
136 label = "lan2";
137 };
138 port@2 {
139 reg = <2>;
140 label = "lan3";
141 };
142 port@3 {
143 reg = <3>;
144 label = "lan4";
145 };
146 port@6 {
147 reg = <6>;
148 ethernet = <ð0>;
149 phy-mode = "rgmii";
150
151 fixed-link {
152 speed = <1000>;
153 full-duplex;
154 };
155 };
156 };
157 };
158 };
159...