Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2016 Free Electrons |
| 3 | * Copyright 2016 NextThing Co |
| 4 | * |
| 5 | * Mylène Josserand <mylene.josserand@free-electrons.com> |
| 6 | * |
| 7 | * This file is dual-licensed: you can use it either under the terms |
| 8 | * of the GPL or the X11 license, at your option. Note that this dual |
| 9 | * licensing only applies to this file, and not this project as a |
| 10 | * whole. |
| 11 | * |
| 12 | * a) This file is free software; you can redistribute it and/or |
| 13 | * modify it under the terms of the GNU General Public License as |
| 14 | * published by the Free Software Foundation; either version 2 of the |
| 15 | * License, or (at your option) any later version. |
| 16 | * |
| 17 | * This file is distributed in the hope that it will be useful, |
| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 20 | * GNU General Public License for more details. |
| 21 | * |
| 22 | * Or, alternatively, |
| 23 | * |
| 24 | * b) Permission is hereby granted, free of charge, to any person |
| 25 | * obtaining a copy of this software and associated documentation |
| 26 | * files (the "Software"), to deal in the Software without |
| 27 | * restriction, including without limitation the rights to use, |
| 28 | * copy, modify, merge, publish, distribute, sublicense, and/or |
| 29 | * sell copies of the Software, and to permit persons to whom the |
| 30 | * Software is furnished to do so, subject to the following |
| 31 | * conditions: |
| 32 | * |
| 33 | * The above copyright notice and this permission notice shall be |
| 34 | * included in all copies or substantial portions of the Software. |
| 35 | * |
| 36 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 37 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES |
| 38 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 39 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
| 40 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| 41 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 42 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| 43 | * OTHER DEALINGS IN THE SOFTWARE. |
| 44 | */ |
| 45 | |
| 46 | /dts-v1/; |
| 47 | #include "sun5i-gr8.dtsi" |
| 48 | #include "sunxi-common-regulators.dtsi" |
| 49 | |
| 50 | #include <dt-bindings/gpio/gpio.h> |
| 51 | #include <dt-bindings/input/input.h> |
| 52 | #include <dt-bindings/interrupt-controller/irq.h> |
| 53 | |
| 54 | / { |
| 55 | model = "NextThing GR8-EVB"; |
| 56 | compatible = "nextthing,gr8-evb", "nextthing,gr8"; |
| 57 | |
| 58 | aliases { |
| 59 | i2c0 = &i2c0; |
| 60 | i2c1 = &i2c1; |
| 61 | i2c2 = &i2c2; |
| 62 | serial0 = &uart1; |
| 63 | serial1 = &uart2; |
| 64 | }; |
| 65 | |
| 66 | chosen { |
| 67 | stdout-path = "serial0:115200n8"; |
| 68 | }; |
| 69 | |
| 70 | backlight: backlight { |
| 71 | compatible = "pwm-backlight"; |
| 72 | pwms = <&pwm 0 10000 0>; |
| 73 | enable-gpios = <&axp_gpio 1 GPIO_ACTIVE_HIGH>; |
| 74 | power-supply = <®_vcc3v3>; |
| 75 | brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>; |
| 76 | default-brightness-level = <8>; |
| 77 | }; |
| 78 | |
| 79 | sound-analog { |
| 80 | compatible = "simple-audio-card"; |
| 81 | simple-audio-card,name = "gr8-evb-wm8978"; |
| 82 | simple-audio-card,format = "i2s"; |
| 83 | simple-audio-card,mclk-fs = <512>; |
| 84 | |
| 85 | simple-audio-card,cpu { |
| 86 | sound-dai = <&i2s0>; |
| 87 | }; |
| 88 | |
| 89 | simple-audio-card,codec { |
| 90 | sound-dai = <&wm8978>; |
| 91 | }; |
| 92 | }; |
| 93 | |
| 94 | sound-spdif { |
| 95 | compatible = "simple-audio-card"; |
| 96 | simple-audio-card,name = "On-board SPDIF"; |
| 97 | |
| 98 | simple-audio-card,cpu { |
| 99 | sound-dai = <&spdif>; |
| 100 | }; |
| 101 | |
| 102 | simple-audio-card,codec { |
| 103 | sound-dai = <&spdif_out>; |
| 104 | }; |
| 105 | }; |
| 106 | |
| 107 | spdif_out: spdif-out { |
| 108 | #sound-dai-cells = <0>; |
| 109 | compatible = "linux,spdif-dit"; |
| 110 | }; |
| 111 | }; |
| 112 | |
| 113 | &be0 { |
| 114 | status = "okay"; |
| 115 | }; |
| 116 | |
| 117 | &codec { |
| 118 | status = "okay"; |
| 119 | }; |
| 120 | |
| 121 | &ehci0 { |
| 122 | status = "okay"; |
| 123 | }; |
| 124 | |
| 125 | &i2c0 { |
| 126 | status = "okay"; |
| 127 | |
| 128 | axp209: pmic@34 { |
| 129 | reg = <0x34>; |
| 130 | |
| 131 | /* |
| 132 | * The interrupt is routed through the "External Fast |
| 133 | * Interrupt Request" pin (ball G13 of the module) |
| 134 | * directly to the main interrupt controller, without |
| 135 | * any other controller interfering. |
| 136 | */ |
| 137 | interrupts = <0>; |
| 138 | }; |
| 139 | }; |
| 140 | |
| 141 | #include "axp209.dtsi" |
| 142 | |
| 143 | &i2c1 { |
| 144 | status = "okay"; |
| 145 | |
| 146 | wm8978: codec@1a { |
| 147 | #sound-dai-cells = <0>; |
| 148 | compatible = "wlf,wm8978"; |
| 149 | reg = <0x1a>; |
| 150 | }; |
| 151 | |
| 152 | pcf8563: rtc@51 { |
| 153 | compatible = "nxp,pcf8563"; |
| 154 | reg = <0x51>; |
| 155 | }; |
| 156 | }; |
| 157 | |
| 158 | &i2c2 { |
| 159 | status = "okay"; |
| 160 | }; |
| 161 | |
| 162 | &i2s0 { |
| 163 | pinctrl-names = "default"; |
| 164 | pinctrl-0 = <&i2s0_mclk_pin>, <&i2s0_data_pins>; |
| 165 | status = "okay"; |
| 166 | }; |
| 167 | |
| 168 | &ir0 { |
| 169 | pinctrl-names = "default"; |
| 170 | pinctrl-0 = <&ir0_rx_pin>; |
| 171 | status = "okay"; |
| 172 | }; |
| 173 | |
| 174 | &lradc { |
| 175 | vref-supply = <®_ldo2>; |
| 176 | status = "okay"; |
| 177 | |
| 178 | button-190 { |
| 179 | label = "Volume Up"; |
| 180 | linux,code = <KEY_VOLUMEUP>; |
| 181 | channel = <0>; |
| 182 | voltage = <190000>; |
| 183 | }; |
| 184 | |
| 185 | button-390 { |
| 186 | label = "Volume Down"; |
| 187 | linux,code = <KEY_VOLUMEDOWN>; |
| 188 | channel = <0>; |
| 189 | voltage = <390000>; |
| 190 | }; |
| 191 | |
| 192 | button-600 { |
| 193 | label = "Menu"; |
| 194 | linux,code = <KEY_MENU>; |
| 195 | channel = <0>; |
| 196 | voltage = <600000>; |
| 197 | }; |
| 198 | |
| 199 | button-800 { |
| 200 | label = "Search"; |
| 201 | linux,code = <KEY_SEARCH>; |
| 202 | channel = <0>; |
| 203 | voltage = <800000>; |
| 204 | }; |
| 205 | |
| 206 | button-980 { |
| 207 | label = "Home"; |
| 208 | linux,code = <KEY_HOMEPAGE>; |
| 209 | channel = <0>; |
| 210 | voltage = <980000>; |
| 211 | }; |
| 212 | |
| 213 | button-1180 { |
| 214 | label = "Esc"; |
| 215 | linux,code = <KEY_ESC>; |
| 216 | channel = <0>; |
| 217 | voltage = <1180000>; |
| 218 | }; |
| 219 | |
| 220 | button-1400 { |
| 221 | label = "Enter"; |
| 222 | linux,code = <KEY_ENTER>; |
| 223 | channel = <0>; |
| 224 | voltage = <1400000>; |
| 225 | }; |
| 226 | }; |
| 227 | |
| 228 | &mmc0 { |
| 229 | vmmc-supply = <®_vcc3v3>; |
| 230 | bus-width = <4>; |
| 231 | cd-gpios = <&pio 6 0 GPIO_ACTIVE_LOW>; /* PG0 */ |
| 232 | status = "okay"; |
| 233 | }; |
| 234 | |
| 235 | &nfc { |
| 236 | pinctrl-names = "default"; |
| 237 | pinctrl-0 = <&nand_pins &nand_cs0_pin &nand_rb0_pin>; |
| 238 | |
| 239 | /* MLC Support sucks for now */ |
| 240 | status = "disabled"; |
| 241 | }; |
| 242 | |
| 243 | &ohci0 { |
| 244 | status = "okay"; |
| 245 | }; |
| 246 | |
| 247 | &otg_sram { |
| 248 | status = "okay"; |
| 249 | }; |
| 250 | |
| 251 | &pwm { |
| 252 | pinctrl-names = "default"; |
| 253 | pinctrl-0 = <&pwm0_pin>; |
| 254 | status = "okay"; |
| 255 | }; |
| 256 | |
| 257 | ®_dcdc2 { |
| 258 | regulator-min-microvolt = <1000000>; |
| 259 | regulator-max-microvolt = <1400000>; |
| 260 | regulator-name = "vdd-cpu"; |
| 261 | regulator-always-on; |
| 262 | }; |
| 263 | |
| 264 | ®_dcdc3 { |
| 265 | regulator-min-microvolt = <1000000>; |
| 266 | regulator-max-microvolt = <1300000>; |
| 267 | regulator-name = "vdd-sys"; |
| 268 | regulator-always-on; |
| 269 | }; |
| 270 | |
| 271 | ®_ldo1 { |
| 272 | regulator-name = "vdd-rtc"; |
| 273 | }; |
| 274 | |
| 275 | ®_ldo2 { |
| 276 | regulator-min-microvolt = <2700000>; |
| 277 | regulator-max-microvolt = <3300000>; |
| 278 | regulator-name = "avcc"; |
| 279 | regulator-always-on; |
| 280 | }; |
| 281 | |
| 282 | ®_usb1_vbus { |
| 283 | gpio = <&pio 6 13 GPIO_ACTIVE_HIGH>; |
| 284 | status = "okay"; |
| 285 | }; |
| 286 | |
| 287 | &rtp { |
| 288 | allwinner,ts-attached; |
| 289 | }; |
| 290 | |
| 291 | &spdif { |
| 292 | pinctrl-names = "default"; |
| 293 | pinctrl-0 = <&spdif_tx_pin>; |
| 294 | status = "okay"; |
| 295 | }; |
| 296 | |
| 297 | &tve0 { |
| 298 | status = "okay"; |
| 299 | }; |
| 300 | |
| 301 | &uart1 { |
| 302 | pinctrl-names = "default"; |
| 303 | pinctrl-0 = <&uart1_pg_pins>, <&uart1_cts_rts_pins>; |
| 304 | status = "okay"; |
| 305 | }; |
| 306 | |
| 307 | &usb_otg { |
| 308 | /* |
| 309 | * The GR8-EVB has a somewhat interesting design. There's a |
| 310 | * pin supposed to control VBUS, an ID pin, a VBUS detect pin, |
| 311 | * so everything should work just fine. |
| 312 | * |
| 313 | * Except that the pin supposed to control VBUS is not |
| 314 | * connected to any controllable output, neither to the SoC |
| 315 | * through a GPIO or to the PMIC, and it is pulled down, |
| 316 | * meaning that we will never be able to enable VBUS on this |
| 317 | * board. |
| 318 | */ |
| 319 | dr_mode = "otg"; |
| 320 | status = "okay"; |
| 321 | }; |
| 322 | |
| 323 | &usb_power_supply { |
| 324 | status = "okay"; |
| 325 | }; |
| 326 | |
| 327 | &usbphy { |
| 328 | usb0_id_det-gpios = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */ |
| 329 | usb0_vbus_det-gpios = <&pio 6 1 GPIO_ACTIVE_HIGH>; /* PG1 */ |
| 330 | usb0_vbus_power-supply = <&usb_power_supply>; |
| 331 | usb1_vbus-supply = <®_usb1_vbus>; |
| 332 | status = "okay"; |
| 333 | }; |