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 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/net/realtek,rtl9301-switch.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Realtek Switch with Internal CPU
8
9maintainers:
10 - Chris Packham <chris.packham@alliedtelesis.co.nz>
11
12description:
13 The RTL9300 is a series of is an Ethernet switches with an integrated CPU. A
14 number of different peripherals are accessed through a common register block,
15 represented here as a syscon node.
16
17$ref: ethernet-switch.yaml#/$defs/ethernet-ports
18
19properties:
20 compatible:
21 items:
22 - enum:
23 - realtek,rtl9301-switch
24 - realtek,rtl9302b-switch
25 - realtek,rtl9302c-switch
26 - realtek,rtl9303-switch
27 - const: syscon
28 - const: simple-mfd
29
30 reg:
31 maxItems: 1
32
33 interrupts:
34 maxItems: 2
35
36 interrupt-names:
37 items:
38 - const: switch
39 - const: nic
40
41 '#address-cells':
42 const: 1
43
44 '#size-cells':
45 const: 1
46
47 ethernet-ports:
48 type: object
49
50patternProperties:
51 'reboot@[0-9a-f]+$':
52 $ref: /schemas/power/reset/syscon-reboot.yaml#
53
54 'i2c@[0-9a-f]+$':
55 $ref: /schemas/i2c/realtek,rtl9301-i2c.yaml#
56
57 'mdio-controller@[0-9a-f]+$':
58 $ref: realtek,rtl9301-mdio.yaml#
59
60required:
61 - compatible
62 - reg
63 - interrupts
64 - interrupt-names
65
66additionalProperties: false
67
68examples:
69 - |
70 ethernet-switch@1b000000 {
71 compatible = "realtek,rtl9301-switch", "syscon", "simple-mfd";
72 reg = <0x1b000000 0x10000>;
73 interrupt-parent = <&intc>;
74 interrupts = <23>, <24>;
75 interrupt-names = "switch", "nic";
76 #address-cells = <1>;
77 #size-cells = <1>;
78
79 reboot@c {
80 compatible = "syscon-reboot";
81 reg = <0x0c 0x4>;
82 value = <0x01>;
83 };
84
85 i2c@36c {
86 compatible = "realtek,rtl9301-i2c";
87 reg = <0x36c 0x14>;
88 #address-cells = <1>;
89 #size-cells = <0>;
90
91 i2c@0 {
92 reg = <0>;
93 #address-cells = <1>;
94 #size-cells = <0>;
95 gpio@20 {
96 compatible = "nxp,pca9555";
97 gpio-controller;
98 #gpio-cells = <2>;
99 reg = <0x20>;
100 };
101 };
102
103 i2c@2 {
104 reg = <2>;
105 #address-cells = <1>;
106 #size-cells = <0>;
107 gpio@20 {
108 compatible = "nxp,pca9555";
109 gpio-controller;
110 #gpio-cells = <2>;
111 reg = <0x20>;
112 };
113 };
114 };
115
116 i2c@388 {
117 compatible = "realtek,rtl9301-i2c";
118 reg = <0x388 0x14>;
119 #address-cells = <1>;
120 #size-cells = <0>;
121
122 i2c@7 {
123 reg = <7>;
124 #address-cells = <1>;
125 #size-cells = <0>;
126 gpio@20 {
127 compatible = "nxp,pca9555";
128 gpio-controller;
129 #gpio-cells = <2>;
130 reg = <0x20>;
131 };
132 };
133 };
134
135 mdio-controller@ca00 {
136 compatible = "realtek,rtl9301-mdio";
137 reg = <0xca00 0x200>;
138 #address-cells = <1>;
139 #size-cells = <0>;
140
141 mdio-bus@0 {
142 reg = <0>;
143 #address-cells = <1>;
144 #size-cells = <0>;
145
146 phy1: ethernet-phy@0 {
147 reg = <0>;
148 };
149 };
150 mdio-bus@1 {
151 reg = <1>;
152 #address-cells = <1>;
153 #size-cells = <0>;
154
155 phy2: ethernet-phy@0 {
156 reg = <0>;
157 };
158 };
159 };
160
161 ethernet-ports {
162 #address-cells = <1>;
163 #size-cells = <0>;
164
165 port@0 {
166 reg = <0>;
167 phy-handle = <&phy1>;
168 };
169 port@1 {
170 reg = <1>;
171 phy-handle = <&phy2>;
172 };
173 };
174 };
175