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+ OR MIT)
2/*
3 * Copyright (c) 2020 Microchip Technology Inc. and its subsidiaries.
4 */
5
6/dts-v1/;
7#include "sparx5_pcb_common.dtsi"
8
9/{
10 aliases {
11 i2c0 = &i2c0;
12 i2c100 = &i2c100;
13 i2c101 = &i2c101;
14 i2c102 = &i2c102;
15 i2c103 = &i2c103;
16 i2c104 = &i2c104;
17 i2c105 = &i2c105;
18 i2c106 = &i2c106;
19 i2c107 = &i2c107;
20 i2c108 = &i2c108;
21 i2c109 = &i2c109;
22 i2c110 = &i2c110;
23 i2c111 = &i2c111;
24 i2c112 = &i2c112;
25 i2c113 = &i2c113;
26 i2c114 = &i2c114;
27 i2c115 = &i2c115;
28 i2c116 = &i2c116;
29 i2c117 = &i2c117;
30 i2c118 = &i2c118;
31 i2c119 = &i2c119;
32 };
33
34 gpio-restart {
35 compatible = "gpio-restart";
36 gpios = <&gpio 37 GPIO_ACTIVE_LOW>;
37 priority = <200>;
38 };
39};
40
41&gpio {
42 i2cmux_pins_i: i2cmux-pins-i {
43 pins = "GPIO_16", "GPIO_17", "GPIO_18", "GPIO_19",
44 "GPIO_20", "GPIO_22", "GPIO_36", "GPIO_35",
45 "GPIO_50", "GPIO_51", "GPIO_56", "GPIO_57";
46 function = "twi_scl_m";
47 output-low;
48 };
49 i2cmux_0: i2cmux-0 {
50 pins = "GPIO_16";
51 function = "twi_scl_m";
52 output-high;
53 };
54 i2cmux_1: i2cmux-1 {
55 pins = "GPIO_17";
56 function = "twi_scl_m";
57 output-high;
58 };
59 i2cmux_2: i2cmux-2 {
60 pins = "GPIO_18";
61 function = "twi_scl_m";
62 output-high;
63 };
64 i2cmux_3: i2cmux-3 {
65 pins = "GPIO_19";
66 function = "twi_scl_m";
67 output-high;
68 };
69 i2cmux_4: i2cmux-4 {
70 pins = "GPIO_20";
71 function = "twi_scl_m";
72 output-high;
73 };
74 i2cmux_5: i2cmux-5 {
75 pins = "GPIO_22";
76 function = "twi_scl_m";
77 output-high;
78 };
79 i2cmux_6: i2cmux-6 {
80 pins = "GPIO_36";
81 function = "twi_scl_m";
82 output-high;
83 };
84 i2cmux_7: i2cmux-7 {
85 pins = "GPIO_35";
86 function = "twi_scl_m";
87 output-high;
88 };
89 i2cmux_8: i2cmux-8 {
90 pins = "GPIO_50";
91 function = "twi_scl_m";
92 output-high;
93 };
94 i2cmux_9: i2cmux-9 {
95 pins = "GPIO_51";
96 function = "twi_scl_m";
97 output-high;
98 };
99 i2cmux_10: i2cmux-10 {
100 pins = "GPIO_56";
101 function = "twi_scl_m";
102 output-high;
103 };
104 i2cmux_11: i2cmux-11 {
105 pins = "GPIO_57";
106 function = "twi_scl_m";
107 output-high;
108 };
109};
110
111&axi {
112 i2c0_imux: i2c0-imux@0 {
113 compatible = "i2c-mux-pinctrl";
114 #address-cells = <1>;
115 #size-cells = <0>;
116 i2c-parent = <&i2c0>;
117 };
118 i2c0_emux: i2c0-emux@0 {
119 compatible = "i2c-mux-gpio";
120 #address-cells = <1>;
121 #size-cells = <0>;
122 i2c-parent = <&i2c0>;
123 };
124};
125
126&i2c0_imux {
127 pinctrl-names =
128 "i2c100", "i2c101", "i2c102", "i2c103",
129 "i2c104", "i2c105", "i2c106", "i2c107",
130 "i2c108", "i2c109", "i2c110", "i2c111", "idle";
131 pinctrl-0 = <&i2cmux_0>;
132 pinctrl-1 = <&i2cmux_1>;
133 pinctrl-2 = <&i2cmux_2>;
134 pinctrl-3 = <&i2cmux_3>;
135 pinctrl-4 = <&i2cmux_4>;
136 pinctrl-5 = <&i2cmux_5>;
137 pinctrl-6 = <&i2cmux_6>;
138 pinctrl-7 = <&i2cmux_7>;
139 pinctrl-8 = <&i2cmux_8>;
140 pinctrl-9 = <&i2cmux_9>;
141 pinctrl-10 = <&i2cmux_10>;
142 pinctrl-11 = <&i2cmux_11>;
143 pinctrl-12 = <&i2cmux_pins_i>;
144 i2c100: i2c_sfp1 {
145 reg = <0x0>;
146 #address-cells = <1>;
147 #size-cells = <0>;
148 };
149 i2c101: i2c_sfp2 {
150 reg = <0x1>;
151 #address-cells = <1>;
152 #size-cells = <0>;
153 };
154 i2c102: i2c_sfp3 {
155 reg = <0x2>;
156 #address-cells = <1>;
157 #size-cells = <0>;
158 };
159 i2c103: i2c_sfp4 {
160 reg = <0x3>;
161 #address-cells = <1>;
162 #size-cells = <0>;
163 };
164 i2c104: i2c_sfp5 {
165 reg = <0x4>;
166 #address-cells = <1>;
167 #size-cells = <0>;
168 };
169 i2c105: i2c_sfp6 {
170 reg = <0x5>;
171 #address-cells = <1>;
172 #size-cells = <0>;
173 };
174 i2c106: i2c_sfp7 {
175 reg = <0x6>;
176 #address-cells = <1>;
177 #size-cells = <0>;
178 };
179 i2c107: i2c_sfp8 {
180 reg = <0x7>;
181 #address-cells = <1>;
182 #size-cells = <0>;
183 };
184 i2c108: i2c_sfp9 {
185 reg = <0x8>;
186 #address-cells = <1>;
187 #size-cells = <0>;
188 };
189 i2c109: i2c_sfp10 {
190 reg = <0x9>;
191 #address-cells = <1>;
192 #size-cells = <0>;
193 };
194 i2c110: i2c_sfp11 {
195 reg = <0xa>;
196 #address-cells = <1>;
197 #size-cells = <0>;
198 };
199 i2c111: i2c_sfp12 {
200 reg = <0xb>;
201 #address-cells = <1>;
202 #size-cells = <0>;
203 };
204};
205
206&i2c0_emux {
207 mux-gpios = <&gpio 55 GPIO_ACTIVE_HIGH
208 &gpio 60 GPIO_ACTIVE_HIGH
209 &gpio 61 GPIO_ACTIVE_HIGH
210 &gpio 54 GPIO_ACTIVE_HIGH>;
211 idle-state = <0x8>;
212 i2c112: i2c_sfp13 {
213 reg = <0x0>;
214 #address-cells = <1>;
215 #size-cells = <0>;
216 };
217 i2c113: i2c_sfp14 {
218 reg = <0x1>;
219 #address-cells = <1>;
220 #size-cells = <0>;
221 };
222 i2c114: i2c_sfp15 {
223 reg = <0x2>;
224 #address-cells = <1>;
225 #size-cells = <0>;
226 };
227 i2c115: i2c_sfp16 {
228 reg = <0x3>;
229 #address-cells = <1>;
230 #size-cells = <0>;
231 };
232 i2c116: i2c_sfp17 {
233 reg = <0x4>;
234 #address-cells = <1>;
235 #size-cells = <0>;
236 };
237 i2c117: i2c_sfp18 {
238 reg = <0x5>;
239 #address-cells = <1>;
240 #size-cells = <0>;
241 };
242 i2c118: i2c_sfp19 {
243 reg = <0x6>;
244 #address-cells = <1>;
245 #size-cells = <0>;
246 };
247 i2c119: i2c_sfp20 {
248 reg = <0x7>;
249 #address-cells = <1>;
250 #size-cells = <0>;
251 };
252};