0001 // SPDX-License-Identifier: GPL-2.0+
0002 /*
0003 * at91-natte.dts - Device Tree include file for the Natte board
0004 *
0005 * Copyright (C) 2017 Axentia Technologies AB
0006 *
0007 * Author: Peter Rosin <peda@axentia.se>
0008 */
0009
0010 / {
0011 mux: mux-controller {
0012 compatible = "gpio-mux";
0013 #mux-control-cells = <0>;
0014
0015 mux-gpios = <&ioexp 0 GPIO_ACTIVE_HIGH>,
0016 <&ioexp 1 GPIO_ACTIVE_HIGH>,
0017 <&ioexp 2 GPIO_ACTIVE_HIGH>;
0018 };
0019
0020 batntc-mux {
0021 compatible = "io-channel-mux";
0022 io-channels = <&adc 5>;
0023 io-channel-names = "parent";
0024 mux-controls = <&mux>;
0025
0026 channels =
0027 "batntc0", "batntc1", "batntc2", "batntc3",
0028 "batntc4", "batntc5", "batntc6", "batntc7";
0029 };
0030
0031 batv-mux {
0032 compatible = "io-channel-mux";
0033 io-channels = <&adc 6>;
0034 io-channel-names = "parent";
0035 mux-controls = <&mux>;
0036
0037 channels =
0038 "batv0", "batv1", "batv2", "batv3",
0039 "batv4", "batv5", "batv6", "batv7";
0040 };
0041
0042 iout-mux {
0043 compatible = "io-channel-mux";
0044 io-channels = <&adc 7>;
0045 io-channel-names = "parent";
0046 mux-controls = <&mux>;
0047
0048 channels =
0049 "iout0", "iout1", "iout2", "iout3",
0050 "iout4", "iout5", "iout6", "iout7";
0051 };
0052
0053 i2c-mux {
0054 compatible = "i2c-mux";
0055 mux-locked;
0056 i2c-parent = <&i2c0>;
0057 mux-controls = <&mux>;
0058
0059 #address-cells = <1>;
0060 #size-cells = <0>;
0061
0062 i2c@0 {
0063 reg = <0>;
0064 #address-cells = <1>;
0065 #size-cells = <0>;
0066
0067 charger@9 {
0068 compatible = "ti,bq24735";
0069 reg = <0x9>;
0070
0071 ti,charge-current = <2000>;
0072 ti,charge-voltage = <16800>;
0073
0074 poll-interval = <20000>;
0075 };
0076 };
0077
0078 i2c@1 {
0079 reg = <1>;
0080 #address-cells = <1>;
0081 #size-cells = <0>;
0082
0083 charger@9 {
0084 compatible = "ti,bq24735";
0085 reg = <0x9>;
0086
0087 ti,charge-current = <2000>;
0088 ti,charge-voltage = <16800>;
0089
0090 poll-interval = <20000>;
0091 };
0092 };
0093
0094 i2c@2 {
0095 reg = <2>;
0096 #address-cells = <1>;
0097 #size-cells = <0>;
0098
0099 charger@9 {
0100 compatible = "ti,bq24735";
0101 reg = <0x9>;
0102
0103 ti,charge-current = <2000>;
0104 ti,charge-voltage = <16800>;
0105
0106 poll-interval = <20000>;
0107 };
0108 };
0109
0110 i2c@3 {
0111 reg = <3>;
0112 #address-cells = <1>;
0113 #size-cells = <0>;
0114
0115 charger@9 {
0116 compatible = "ti,bq24735";
0117 reg = <0x9>;
0118
0119 ti,charge-current = <2000>;
0120 ti,charge-voltage = <16800>;
0121
0122 poll-interval = <20000>;
0123 };
0124 };
0125
0126 i2c@4 {
0127 reg = <4>;
0128 #address-cells = <1>;
0129 #size-cells = <0>;
0130
0131 charger@9 {
0132 compatible = "ti,bq24735";
0133 reg = <0x9>;
0134
0135 ti,charge-current = <2000>;
0136 ti,charge-voltage = <16800>;
0137
0138 poll-interval = <20000>;
0139 };
0140 };
0141
0142 i2c@5 {
0143 reg = <5>;
0144 #address-cells = <1>;
0145 #size-cells = <0>;
0146
0147 charger@9 {
0148 compatible = "ti,bq24735";
0149 reg = <0x9>;
0150
0151 ti,charge-current = <2000>;
0152 ti,charge-voltage = <16800>;
0153
0154 poll-interval = <20000>;
0155 };
0156 };
0157
0158 i2c@6 {
0159 reg = <6>;
0160 #address-cells = <1>;
0161 #size-cells = <0>;
0162
0163 charger@9 {
0164 compatible = "ti,bq24735";
0165 reg = <0x9>;
0166
0167 ti,charge-current = <2000>;
0168 ti,charge-voltage = <16800>;
0169
0170 poll-interval = <20000>;
0171 };
0172 };
0173
0174 i2c@7 {
0175 reg = <7>;
0176 #address-cells = <1>;
0177 #size-cells = <0>;
0178
0179 charger@9 {
0180 compatible = "ti,bq24735";
0181 reg = <0x9>;
0182
0183 ti,charge-current = <2000>;
0184 ti,charge-voltage = <16800>;
0185
0186 poll-interval = <20000>;
0187 };
0188 };
0189 };
0190 };
0191
0192 &i2c0 {
0193 status = "okay";
0194
0195 ioexp: ioexp@20 {
0196 #gpio-cells = <2>;
0197 compatible = "semtech,sx1502q";
0198 reg = <0x20>;
0199
0200 gpio-controller;
0201 ngpios = <8>;
0202
0203 pinctrl-names = "default";
0204 pinctrl-0 = <&gpio3_cfg_pins>;
0205
0206 gpio3_cfg_pins: gpio3_cfg {
0207 pins = "gpio3";
0208 bias-pull-up;
0209 };
0210 };
0211
0212 adc: adc@48 {
0213 compatible = "ti,ads1015";
0214 reg = <0x48>;
0215 #io-channel-cells = <1>;
0216
0217 #address-cells = <1>;
0218 #size-cells = <0>;
0219
0220 channel@4 {
0221 reg = <4>;
0222 ti,gain = <2>;
0223 ti,datarate = <4>;
0224 };
0225
0226 channel@5 {
0227 reg = <5>;
0228 ti,gain = <2>;
0229 ti,datarate = <4>;
0230 };
0231
0232 channel@6 {
0233 reg = <6>;
0234 ti,gain = <1>;
0235 ti,datarate = <4>;
0236 };
0237
0238 channel@7 {
0239 reg = <7>;
0240 ti,gain = <3>;
0241 ti,datarate = <4>;
0242 };
0243 };
0244 };
