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 #include <dt-bindings/pwm/pwm.h>
  49
  50 / {
  51         model = "TBS A711 Tablet";
  52         compatible = "tbs-biometrics,a711", "allwinner,sun8i-a83t";
  53
  54         aliases {
  55                 serial0 = &uart0;
  56                 serial1 = &uart1;
  57         };
  58
  59         chosen {
  60                 stdout-path = "serial0:115200n8";
  61         };
  62
  63         backlight: backlight {
  64                 compatible = "pwm-backlight";
  65                 pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
  66                 enable-gpios = <&pio 3 29 GPIO_ACTIVE_HIGH>;
  67
  68                 brightness-levels = <0 1 2 4 8 16 32 64 128 255>;
  69                 default-brightness-level = <9>;
  70         };
  71
  72         panel {
  73                 compatible = "tbs,a711-panel", "panel-lvds";
  74                 backlight = <&backlight>;
  75                 power-supply = <&reg_sw>;
  76
  77                 width-mm = <153>;
  78                 height-mm = <90>;
  79                 data-mapping = "vesa-24";
  80
  81                 panel-timing {
  82                         /* 1024x600 @60Hz */
  83                         clock-frequency = <52000000>;
  84                         hactive = <1024>;
  85                         vactive = <600>;
  86                         hsync-len = <20>;
  87                         hfront-porch = <180>;
  88                         hback-porch = <160>;
  89                         vfront-porch = <12>;
  90                         vback-porch = <23>;
  91                         vsync-len = <5>;
  92                 };
  93
  94                 port {
  95                         panel_input: endpoint {
  96                                 remote-endpoint = <&tcon0_out_lcd>;
  97                         };
  98                 };
  99         };
 100
 101         reg_vbat: reg-vbat {
 102                 compatible = "regulator-fixed";
 103                 regulator-name = "vbat";
 104                 regulator-min-microvolt = <3700000>;
 105                 regulator-max-microvolt = <3700000>;
 106         };
 107
 108         reg_vmain: reg-vmain {
 109                 compatible = "regulator-fixed";
 110                 regulator-name = "vmain";
 111                 regulator-min-microvolt = <5000000>;
 112                 regulator-max-microvolt = <5000000>;
 113                 gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>;
 114                 enable-active-high;
 115                 vin-supply = <&reg_vbat>;
 116         };
 117
 118         wifi_pwrseq: wifi_pwrseq {
 119                 compatible = "mmc-pwrseq-simple";
 120                 reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
 121
 122                 /*
 123                  * This is actually Bluetooth's clock, but we have to
 124                  * hook it up somewheere
 125                  */
 126                 clocks = <&ac100_rtc 1>;
 127                 clock-names = "ext_clock";
 128         };
 129 };
 130
 131 &cpu0 {
 132         cpu-supply = <&reg_dcdc2>;
 133 };
 134
 135 &cpu100 {
 136         cpu-supply = <&reg_dcdc3>;
 137 };
 138
 139 &de {
 140         status = "okay";
 141 };
 142
 143 /*
 144  * An USB-2 hub is connected here, which also means we don't need to
 145  * enable the OHCI controller.
 146  */
 147 &ehci0 {
 148         status = "okay";
 149 };
 150
 151 /*
 152  * There's a modem connected here that needs to be initialised before
 153  * being able to be enumerated.
 154  */
 155 &ehci1 {
 156         status = "okay";
 157 };
 158
 159 &mmc0 {
 160         vmmc-supply = <&reg_dcdc1>;
 161         pinctrl-names = "default";
 162         pinctrl-0 = <&mmc0_pins>;
 163         cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
 164         status = "okay";
 165 };
 166
 167 &mmc1 {
 168         mmc-pwrseq = <&wifi_pwrseq>;
 169         bus-width = <4>;
 170         vmmc-supply = <&reg_dldo1>;
 171         vqmmc-supply = <&reg_dldo1>;
 172         non-removable;
 173         wakeup-source;
 174         keep-power-in-suspend;
 175         status = "okay";
 176
 177         brcmf: wifi@1 {
 178                 reg = <1>;
 179                 compatible = "brcm,bcm4329-fmac";
 180                 interrupt-parent = <&r_pio>;
 181                 interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 WL_WAKE_UP */
 182                 interrupt-names = "host-wake";
 183         };
 184 };
 185
 186 &mmc2 {
 187         pinctrl-0 = <&mmc2_8bit_emmc_pins>;
 188         pinctrl-names = "default";
 189         vmmc-supply = <&reg_dcdc1>;
 190         vqmmc-supply = <&reg_dcdc1>;
 191         bus-width = <8>;
 192         non-removable;
 193         cap-mmc-hw-reset;
 194         status = "okay";
 195 };
 196
 197 &pwm {
 198         pinctrl-names = "default";
 199         pinctrl-0 = <&pwm_pin>;
 200         status = "okay";
 201 };
 202
 203 &r_rsb {
 204         status = "okay";
 205
 206         axp81x: pmic@3a3 {
 207                 compatible = "x-powers,axp813";
 208                 reg = <0x3a3>;
 209                 interrupt-parent = <&r_intc>;
 210                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 211                 swin-supply = <&reg_dcdc1>;
 212                 x-powers,drive-vbus-en;
 213         };
 214
 215         ac100: codec@e89 {
 216                 compatible = "x-powers,ac100";
 217                 reg = <0xe89>;
 218
 219                 ac100_codec: codec {
 220                         compatible = "x-powers,ac100-codec";
 221                         interrupt-parent = <&r_pio>;
 222                         interrupts = <0 12 IRQ_TYPE_LEVEL_LOW>; /* PL12 */
 223                         #clock-cells = <0>;
 224                         clock-output-names = "4M_adda";
 225                 };
 226
 227                 ac100_rtc: rtc {
 228                         compatible = "x-powers,ac100-rtc";
 229                         interrupt-parent = <&r_intc>;
 230                         interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 231                         clocks = <&ac100_codec>;
 232                         #clock-cells = <1>;
 233                         clock-output-names = "cko1_rtc",
 234                                              "cko2_rtc",
 235                                              "cko3_rtc";
 236                 };
 237         };
 238
 239 };
 240
 241 #include "axp81x.dtsi"
 242
 243 &battery_power_supply {
 244         status = "okay";
 245 };
 246
 247 &reg_aldo1 {
 248         regulator-min-microvolt = <1800000>;
 249         regulator-max-microvolt = <1800000>;
 250         regulator-name = "vcc-1.8";
 251 };
 252
 253 &reg_aldo2 {
 254         regulator-min-microvolt = <1800000>;
 255         regulator-max-microvolt = <1800000>;
 256         regulator-always-on;
 257         regulator-name = "vdd-drampll";
 258 };
 259
 260 &reg_aldo3 {
 261         regulator-min-microvolt = <3000000>;
 262         regulator-max-microvolt = <3000000>;
 263         regulator-always-on;
 264         regulator-name = "avcc";
 265 };
 266
 267 &reg_dcdc1 {
 268         regulator-min-microvolt = <3100000>;
 269         regulator-max-microvolt = <3100000>;
 270         regulator-always-on;
 271         regulator-name = "vcc-io";
 272 };
 273
 274 &reg_dcdc2 {
 275         regulator-min-microvolt = <700000>;
 276         regulator-max-microvolt = <1100000>;
 277         regulator-always-on;
 278         regulator-name = "vdd-cpu-A";
 279 };
 280
 281 &reg_dcdc3 {
 282         regulator-min-microvolt = <700000>;
 283         regulator-max-microvolt = <1100000>;
 284         regulator-always-on;
 285         regulator-name = "vdd-cpu-B";
 286 };
 287
 288 &reg_dcdc4 {
 289         regulator-min-microvolt = <700000>;
 290         regulator-max-microvolt = <1100000>;
 291         regulator-name = "vdd-gpu";
 292 };
 293
 294 &reg_dcdc5 {
 295         regulator-min-microvolt = <1200000>;
 296         regulator-max-microvolt = <1500000>;
 297         regulator-always-on;
 298         regulator-name = "vcc-dram";
 299 };
 300
 301 &reg_dcdc6 {
 302         regulator-min-microvolt = <900000>;
 303         regulator-max-microvolt = <900000>;
 304         regulator-always-on;
 305         regulator-name = "vdd-sys";
 306 };
 307
 308 &reg_dldo1 {
 309         regulator-min-microvolt = <3100000>;
 310         regulator-max-microvolt = <3100000>;
 311         regulator-name = "vcc-wifi-io";
 312 };
 313
 314 &reg_dldo2 {
 315         regulator-min-microvolt = <2800000>;
 316         regulator-max-microvolt = <4200000>;
 317         regulator-name = "vcc-mipi";
 318 };
 319
 320 &reg_dldo3 {
 321         regulator-min-microvolt = <1800000>;
 322         regulator-max-microvolt = <1800000>;
 323         regulator-name = "vdd-csi";
 324 };
 325
 326 &reg_dldo4 {
 327         regulator-min-microvolt = <2800000>;
 328         regulator-max-microvolt = <2800000>;
 329         regulator-name = "avdd-csi";
 330 };
 331
 332 &reg_drivevbus {
 333         regulator-name = "usb0-vbus";
 334         status = "okay";
 335 };
 336
 337 &reg_eldo1 {
 338         regulator-min-microvolt = <1200000>;
 339         regulator-max-microvolt = <1800000>;
 340         regulator-name = "dvdd-csi-r";
 341 };
 342
 343 &reg_eldo2 {
 344         regulator-min-microvolt = <1800000>;
 345         regulator-max-microvolt = <1800000>;
 346         regulator-name = "vcc-dsi";
 347 };
 348
 349 &reg_eldo3 {
 350         regulator-min-microvolt = <1200000>;
 351         regulator-max-microvolt = <1800000>;
 352         regulator-name = "dvdd-csi-f";
 353 };
 354
 355 &reg_fldo1 {
 356         regulator-min-microvolt = <1200000>;
 357         regulator-max-microvolt = <1200000>;
 358         regulator-name = "vcc-hsic";
 359 };
 360
 361 &reg_fldo2 {
 362         regulator-min-microvolt = <700000>;
 363         regulator-max-microvolt = <1100000>;
 364         regulator-always-on;
 365         regulator-name = "vdd-cpus";
 366 };
 367
 368 &reg_ldo_io0 {
 369         regulator-min-microvolt = <3100000>;
 370         regulator-max-microvolt = <3100000>;
 371         regulator-name = "vcc-ctp";
 372         status = "okay";
 373 };
 374
 375 &reg_ldo_io1 {
 376         regulator-min-microvolt = <3100000>;
 377         regulator-max-microvolt = <3100000>;
 378         regulator-name = "vcc-vb";
 379         status = "okay";
 380 };
 381
 382 &reg_sw {
 383         regulator-min-microvolt = <3100000>;
 384         regulator-max-microvolt = <3100000>;
 385         regulator-name = "vcc-lcd";
 386 };
 387
 388 &tcon0 {
 389         pinctrl-names = "default";
 390         pinctrl-0 = <&lcd_lvds_pins>;
 391 };
 392
 393 &tcon0_out {
 394         tcon0_out_lcd: endpoint@0 {
 395                 reg = <0>;
 396                 remote-endpoint = <&panel_input>;
 397         };
 398 };
 399
 400 &uart0 {
 401         pinctrl-names = "default";
 402         pinctrl-0 = <&uart0_pb_pins>;
 403         status = "okay";
 404 };
 405
 406 /* There's the BT part of the AP6210 connected to that UART */
 407 &uart1 {
 408         pinctrl-names = "default";
 409         pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
 410         status = "okay";
 411 };
 412
 413 &usb_otg {
 414         dr_mode = "otg";
 415         status = "okay";
 416 };
 417
 418 &usbphy {
 419         usb0_id_det-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
 420         usb0_vbus-supply = <&reg_drivevbus>;
 421         usb1_vbus_supply = <&reg_vmain>;
 422         usb2_vbus_supply = <&reg_vmain>;
 423         status = "okay";
 424 };