1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * at91-natte.dts - Device Tree include file for the Natte board
4 *
5 * Copyright (C) 2017 Axentia Technologies AB
6 *
7 * Author: Peter Rosin <peda@axentia.se>
8 */
9
10 / {
11 mux: mux-controller {
12 compatible = "gpio-mux";
13 #mux-control-cells = <0>;
14
15 mux-gpios = <&ioexp 0 GPIO_ACTIVE_HIGH>,
16 <&ioexp 1 GPIO_ACTIVE_HIGH>,
17 <&ioexp 2 GPIO_ACTIVE_HIGH>;
18 };
19
20 batntc-mux {
21 compatible = "io-channel-mux";
22 io-channels = <&adc 5>;
23 io-channel-names = "parent";
24 mux-controls = <&mux>;
25
26 channels =
27 "batntc0", "batntc1", "batntc2", "batntc3",
28 "batntc4", "batntc5", "batntc6", "batntc7";
29 };
30
31 batv-mux {
32 compatible = "io-channel-mux";
33 io-channels = <&adc 6>;
34 io-channel-names = "parent";
35 mux-controls = <&mux>;
36
37 channels =
38 "batv0", "batv1", "batv2", "batv3",
39 "batv4", "batv5", "batv6", "batv7";
40 };
41
42 iout-mux {
43 compatible = "io-channel-mux";
44 io-channels = <&adc 7>;
45 io-channel-names = "parent";
46 mux-controls = <&mux>;
47
48 channels =
49 "iout0", "iout1", "iout2", "iout3",
50 "iout4", "iout5", "iout6", "iout7";
51 };
52
53 i2c-mux {
54 compatible = "i2c-mux";
55 mux-locked;
56 i2c-parent = <&i2c0>;
57 mux-controls = <&mux>;
58
59 #address-cells = <1>;
60 #size-cells = <0>;
61
62 i2c@0 {
63 reg = <0>;
64 #address-cells = <1>;
65 #size-cells = <0>;
66
67 charger@9 {
68 compatible = "ti,bq24735";
69 reg = <0x9>;
70
71 ti,charge-current = <2000>;
72 ti,charge-voltage = <16800>;
73
74 poll-interval = <20000>;
75 };
76 };
77
78 i2c@1 {
79 reg = <1>;
80 #address-cells = <1>;
81 #size-cells = <0>;
82
83 charger@9 {
84 compatible = "ti,bq24735";
85 reg = <0x9>;
86
87 ti,charge-current = <2000>;
88 ti,charge-voltage = <16800>;
89
90 poll-interval = <20000>;
91 };
92 };
93
94 i2c@2 {
95 reg = <2>;
96 #address-cells = <1>;
97 #size-cells = <0>;
98
99 charger@9 {
100 compatible = "ti,bq24735";
101 reg = <0x9>;
102
103 ti,charge-current = <2000>;
104 ti,charge-voltage = <16800>;
105
106 poll-interval = <20000>;
107 };
108 };
109
110 i2c@3 {
111 reg = <3>;
112 #address-cells = <1>;
113 #size-cells = <0>;
114
115 charger@9 {
116 compatible = "ti,bq24735";
117 reg = <0x9>;
118
119 ti,charge-current = <2000>;
120 ti,charge-voltage = <16800>;
121
122 poll-interval = <20000>;
123 };
124 };
125
126 i2c@4 {
127 reg = <4>;
128 #address-cells = <1>;
129 #size-cells = <0>;
130
131 charger@9 {
132 compatible = "ti,bq24735";
133 reg = <0x9>;
134
135 ti,charge-current = <2000>;
136 ti,charge-voltage = <16800>;
137
138 poll-interval = <20000>;
139 };
140 };
141
142 i2c@5 {
143 reg = <5>;
144 #address-cells = <1>;
145 #size-cells = <0>;
146
147 charger@9 {
148 compatible = "ti,bq24735";
149 reg = <0x9>;
150
151 ti,charge-current = <2000>;
152 ti,charge-voltage = <16800>;
153
154 poll-interval = <20000>;
155 };
156 };
157
158 i2c@6 {
159 reg = <6>;
160 #address-cells = <1>;
161 #size-cells = <0>;
162
163 charger@9 {
164 compatible = "ti,bq24735";
165 reg = <0x9>;
166
167 ti,charge-current = <2000>;
168 ti,charge-voltage = <16800>;
169
170 poll-interval = <20000>;
171 };
172 };
173
174 i2c@7 {
175 reg = <7>;
176 #address-cells = <1>;
177 #size-cells = <0>;
178
179 charger@9 {
180 compatible = "ti,bq24735";
181 reg = <0x9>;
182
183 ti,charge-current = <2000>;
184 ti,charge-voltage = <16800>;
185
186 poll-interval = <20000>;
187 };
188 };
189 };
190 };
191
192 &i2c0 {
193 status = "okay";
194
195 ioexp: ioexp@20 {
196 #gpio-cells = <2>;
197 compatible = "semtech,sx1502q";
198 reg = <0x20>;
199
200 gpio-controller;
201 ngpios = <8>;
202
203 pinctrl-names = "default";
204 pinctrl-0 = <&gpio3_cfg_pins>;
205
206 gpio3_cfg_pins: gpio3_cfg {
207 pins = "gpio3";
208 bias-pull-up;
209 };
210 };
211
212 adc: adc@48 {
213 compatible = "ti,ads1015";
214 reg = <0x48>;
215 #io-channel-cells = <1>;
216
217 #address-cells = <1>;
218 #size-cells = <0>;
219
220 channel@4 {
221 reg = <4>;
222 ti,gain = <2>;
223 ti,datarate = <4>;
224 };
225
226 channel@5 {
227 reg = <5>;
228 ti,gain = <2>;
229 ti,datarate = <4>;
230 };
231
232 channel@6 {
233 reg = <6>;
234 ti,gain = <1>;
235 ti,datarate = <4>;
236 };
237
238 channel@7 {
239 reg = <7>;
240 ti,gain = <3>;
241 ti,datarate = <4>;
242 };
243 };
244 };
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