arch/arm/boot/dts/sun8i-a83t-tbs-a711.dts

   1 /*
   2  * Copyright (C) 2017 Touchless Biometric Systems AG
   3  * Tomas Novotny <tomas@novotny.cz>
   4  *
   5  * This file is dual-licensed: you can use it either under the terms
   6  * of the GPL or the X11 license, at your option. Note that this dual
   7  * licensing only applies to this file, and not this project as a
   8  * whole.
   9  *
  10  *  a) This file is free software; you can redistribute it and/or
  11  *     modify it under the terms of the GNU General Public License as
  12  *     published by the Free Software Foundation; either version 2 of the
  13  *     License, or (at your option) any later version.
  14  *
  15  *     This file is distributed in the hope that it will be useful,
  16  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *     GNU General Public License for more details.
  19  *
  20  * Or, alternatively,
  21  *
  22  *  b) Permission is hereby granted, free of charge, to any person
  23  *     obtaining a copy of this software and associated documentation
  24  *     files (the "Software"), to deal in the Software without
  25  *     restriction, including without limitation the rights to use,
  26  *     copy, modify, merge, publish, distribute, sublicense, and/or
  27  *     sell copies of the Software, and to permit persons to whom the
  28  *     Software is furnished to do so, subject to the following
  29  *     conditions:
  30  *
  31  *     The above copyright notice and this permission notice shall be
  32  *     included in all copies or substantial portions of the Software.
  33  *
  34  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  35  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  36  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  37  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  38  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  39  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  40  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  41  *     OTHER DEALINGS IN THE SOFTWARE.
  42  */
  43
  44 /dts-v1/;
  45 #include "sun8i-a83t.dtsi"
  46
  47 #include <dt-bindings/gpio/gpio.h>
  48
  49 / {
  50         model = "TBS A711 Tablet";
  51         compatible = "tbs-biometrics,a711", "allwinner,sun8i-a83t";
  52
  53         aliases {
  54                 serial0 = &uart0;
  55                 serial1 = &uart1;
  56         };
  57
  58         chosen {
  59                 stdout-path = "serial0:115200n8";
  60         };
  61
  62         reg_vbat: reg-vbat {
  63                 compatible = "regulator-fixed";
  64                 regulator-name = "vbat";
  65                 regulator-min-microvolt = <3700000>;
  66                 regulator-max-microvolt = <3700000>;
  67         };
  68
  69         reg_vmain: reg-vmain {
  70                 compatible = "regulator-fixed";
  71                 regulator-name = "vmain";
  72                 regulator-min-microvolt = <5000000>;
  73                 regulator-max-microvolt = <5000000>;
  74                 gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>;
  75                 enable-active-high;
  76                 vin-supply = <&reg_vbat>;
  77         };
  78
  79         wifi_pwrseq: wifi_pwrseq {
  80                 compatible = "mmc-pwrseq-simple";
  81                 reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
  82
  83                 /*
  84                  * This is actually Bluetooth's clock, but we have to
  85                  * hook it up somewheere
  86                  */
  87                 clocks = <&ac100_rtc 1>;
  88                 clock-names = "ext_clock";
  89         };
  90 };
  91
  92 /*
  93  * An USB-2 hub is connected here, which also means we don't need to
  94  * enable the OHCI controller.
  95  */
  96 &ehci0 {
  97         status = "okay";
  98 };
  99
 100 /*
 101  * There's a modem connected here that needs to be initialised before
 102  * being able to be enumerated.
 103  */
 104 &ehci1 {
 105         status = "okay";
 106 };
 107
 108 &mmc0 {
 109         vmmc-supply = <&reg_dcdc1>;
 110         pinctrl-names = "default";
 111         pinctrl-0 = <&mmc0_pins>;
 112         cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
 113         status = "okay";
 114 };
 115
 116 &mmc1 {
 117         mmc-pwrseq = <&wifi_pwrseq>;
 118         bus-width = <4>;
 119         vmmc-supply = <&reg_dldo1>;
 120         vqmmc-supply = <&reg_dldo1>;
 121         non-removable;
 122         wakeup-source;
 123         status = "okay";
 124
 125         brcmf: wifi@1 {
 126                 reg = <1>;
 127                 compatible = "brcm,bcm4329-fmac";
 128                 interrupt-parent = <&r_pio>;
 129                 interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 WL_WAKE_UP */
 130                 interrupt-names = "host-wake";
 131         };
 132 };
 133
 134 &mmc2 {
 135         pinctrl-0 = <&mmc2_8bit_emmc_pins>;
 136         pinctrl-names = "default";
 137         vmmc-supply = <&reg_dcdc1>;
 138         vqmmc-supply = <&reg_dcdc1>;
 139         bus-width = <8>;
 140         non-removable;
 141         cap-mmc-hw-reset;
 142         status = "okay";
 143 };
 144
 145 &r_rsb {
 146         status = "okay";
 147
 148         axp81x: pmic@3a3 {
 149                 compatible = "x-powers,axp813";
 150                 reg = <0x3a3>;
 151                 interrupt-parent = <&r_intc>;
 152                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 153                 swin-supply = <&reg_dcdc1>;
 154                 x-powers,drive-vbus-en;
 155         };
 156
 157         ac100: codec@e89 {
 158                 compatible = "x-powers,ac100";
 159                 reg = <0xe89>;
 160
 161                 ac100_codec: codec {
 162                         compatible = "x-powers,ac100-codec";
 163                         interrupt-parent = <&r_pio>;
 164                         interrupts = <0 12 IRQ_TYPE_LEVEL_LOW>; /* PL12 */
 165                         #clock-cells = <0>;
 166                         clock-output-names = "4M_adda";
 167                 };
 168
 169                 ac100_rtc: rtc {
 170                         compatible = "x-powers,ac100-rtc";
 171                         interrupt-parent = <&r_intc>;
 172                         interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 173                         clocks = <&ac100_codec>;
 174                         #clock-cells = <1>;
 175                         clock-output-names = "cko1_rtc",
 176                                              "cko2_rtc",
 177                                              "cko3_rtc";
 178                 };
 179         };
 180
 181 };
 182
 183 #include "axp81x.dtsi"
 184
 185 &reg_aldo1 {
 186         regulator-min-microvolt = <1800000>;
 187         regulator-max-microvolt = <1800000>;
 188         regulator-name = "vcc-1.8";
 189 };
 190
 191 &reg_aldo2 {
 192         regulator-min-microvolt = <1800000>;
 193         regulator-max-microvolt = <1800000>;
 194         regulator-always-on;
 195         regulator-name = "vdd-drampll";
 196 };
 197
 198 &reg_aldo3 {
 199         regulator-min-microvolt = <3000000>;
 200         regulator-max-microvolt = <3000000>;
 201         regulator-always-on;
 202         regulator-name = "avcc";
 203 };
 204
 205 &reg_dcdc1 {
 206         regulator-min-microvolt = <3100000>;
 207         regulator-max-microvolt = <3100000>;
 208         regulator-always-on;
 209         regulator-name = "vcc-io";
 210 };
 211
 212 &reg_dcdc2 {
 213         regulator-min-microvolt = <700000>;
 214         regulator-max-microvolt = <1100000>;
 215         regulator-always-on;
 216         regulator-name = "vdd-cpu-A";
 217 };
 218
 219 &reg_dcdc3 {
 220         regulator-min-microvolt = <700000>;
 221         regulator-max-microvolt = <1100000>;
 222         regulator-always-on;
 223         regulator-name = "vdd-cpu-B";
 224 };
 225
 226 &reg_dcdc4 {
 227         regulator-min-microvolt = <700000>;
 228         regulator-max-microvolt = <1100000>;
 229         regulator-name = "vdd-gpu";
 230 };
 231
 232 &reg_dcdc5 {
 233         regulator-min-microvolt = <1200000>;
 234         regulator-max-microvolt = <1500000>;
 235         regulator-always-on;
 236         regulator-name = "vcc-dram";
 237 };
 238
 239 &reg_dcdc6 {
 240         regulator-min-microvolt = <900000>;
 241         regulator-max-microvolt = <900000>;
 242         regulator-always-on;
 243         regulator-name = "vdd-sys";
 244 };
 245
 246 &reg_dldo1 {
 247         regulator-min-microvolt = <3100000>;
 248         regulator-max-microvolt = <3100000>;
 249         regulator-name = "vcc-wifi-io";
 250 };
 251
 252 &reg_dldo2 {
 253         regulator-min-microvolt = <2800000>;
 254         regulator-max-microvolt = <4200000>;
 255         regulator-name = "vcc-mipi";
 256 };
 257
 258 &reg_dldo3 {
 259         regulator-min-microvolt = <2800000>;
 260         regulator-max-microvolt = <2800000>;
 261         regulator-name = "vdd-csi";
 262 };
 263
 264 &reg_dldo4 {
 265         regulator-min-microvolt = <2800000>;
 266         regulator-max-microvolt = <2800000>;
 267         regulator-name = "avdd-csi";
 268 };
 269
 270 &reg_drivevbus {
 271         regulator-name = "usb0-vbus";
 272         status = "okay";
 273 };
 274
 275 &reg_eldo1 {
 276         regulator-min-microvolt = <1200000>;
 277         regulator-max-microvolt = <1800000>;
 278         regulator-name = "dvdd-csi-r";
 279 };
 280
 281 &reg_eldo2 {
 282         regulator-min-microvolt = <1800000>;
 283         regulator-max-microvolt = <1800000>;
 284         regulator-name = "vcc-dsi";
 285 };
 286
 287 &reg_eldo3 {
 288         regulator-min-microvolt = <1200000>;
 289         regulator-max-microvolt = <1800000>;
 290         regulator-name = "dvdd-csi-f";
 291 };
 292
 293 &reg_fldo1 {
 294         regulator-min-microvolt = <1200000>;
 295         regulator-max-microvolt = <1200000>;
 296         regulator-name = "vcc-hsic";
 297 };
 298
 299 &reg_fldo2 {
 300         regulator-min-microvolt = <700000>;
 301         regulator-max-microvolt = <1100000>;
 302         regulator-always-on;
 303         regulator-name = "vdd-cpus";
 304 };
 305
 306 &reg_ldo_io0 {
 307         regulator-min-microvolt = <3100000>;
 308         regulator-max-microvolt = <3100000>;
 309         regulator-name = "vcc-ctp";
 310         status = "okay";
 311 };
 312
 313 &reg_ldo_io1 {
 314         regulator-min-microvolt = <3100000>;
 315         regulator-max-microvolt = <3100000>;
 316         regulator-name = "vcc-vb";
 317         status = "okay";
 318 };
 319
 320 &reg_sw {
 321         regulator-min-microvolt = <3100000>;
 322         regulator-max-microvolt = <3100000>;
 323         regulator-name = "vcc-lcd";
 324 };
 325
 326 &uart0 {
 327         pinctrl-names = "default";
 328         pinctrl-0 = <&uart0_pb_pins>;
 329         status = "okay";
 330 };
 331
 332 /* There's the BT part of the AP6210 connected to that UART */
 333 &uart1 {
 334         pinctrl-names = "default";
 335         pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
 336         status = "okay";
 337 };
 338
 339 &usb_otg {
 340         dr_mode = "otg";
 341         status = "okay";
 342 };
 343
 344 &usbphy {
 345         usb0_id_det-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
 346         usb0_vbus-supply = <&reg_drivevbus>;
 347         usb1_vbus_supply = <&reg_vmain>;
 348         usb2_vbus_supply = <&reg_vmain>;
 349         status = "okay";
 350 };