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         status = "okay";
 175
 176         brcmf: wifi@1 {
 177                 reg = <1>;
 178                 compatible = "brcm,bcm4329-fmac";
 179                 interrupt-parent = <&r_pio>;
 180                 interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 WL_WAKE_UP */
 181                 interrupt-names = "host-wake";
 182         };
 183 };
 184
 185 &mmc2 {
 186         pinctrl-0 = <&mmc2_8bit_emmc_pins>;
 187         pinctrl-names = "default";
 188         vmmc-supply = <&reg_dcdc1>;
 189         vqmmc-supply = <&reg_dcdc1>;
 190         bus-width = <8>;
 191         non-removable;
 192         cap-mmc-hw-reset;
 193         status = "okay";
 194 };
 195
 196 &pwm {
 197         pinctrl-names = "default";
 198         pinctrl-0 = <&pwm_pin>;
 199         status = "okay";
 200 };
 201
 202 &r_rsb {
 203         status = "okay";
 204
 205         axp81x: pmic@3a3 {
 206                 compatible = "x-powers,axp813";
 207                 reg = <0x3a3>;
 208                 interrupt-parent = <&r_intc>;
 209                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 210                 swin-supply = <&reg_dcdc1>;
 211                 x-powers,drive-vbus-en;
 212         };
 213
 214         ac100: codec@e89 {
 215                 compatible = "x-powers,ac100";
 216                 reg = <0xe89>;
 217
 218                 ac100_codec: codec {
 219                         compatible = "x-powers,ac100-codec";
 220                         interrupt-parent = <&r_pio>;
 221                         interrupts = <0 12 IRQ_TYPE_LEVEL_LOW>; /* PL12 */
 222                         #clock-cells = <0>;
 223                         clock-output-names = "4M_adda";
 224                 };
 225
 226                 ac100_rtc: rtc {
 227                         compatible = "x-powers,ac100-rtc";
 228                         interrupt-parent = <&r_intc>;
 229                         interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 230                         clocks = <&ac100_codec>;
 231                         #clock-cells = <1>;
 232                         clock-output-names = "cko1_rtc",
 233                                              "cko2_rtc",
 234                                              "cko3_rtc";
 235                 };
 236         };
 237
 238 };
 239
 240 #include "axp81x.dtsi"
 241
 242 &battery_power_supply {
 243         status = "okay";
 244 };
 245
 246 &reg_aldo1 {
 247         regulator-min-microvolt = <1800000>;
 248         regulator-max-microvolt = <1800000>;
 249         regulator-name = "vcc-1.8";
 250 };
 251
 252 &reg_aldo2 {
 253         regulator-min-microvolt = <1800000>;
 254         regulator-max-microvolt = <1800000>;
 255         regulator-always-on;
 256         regulator-name = "vdd-drampll";
 257 };
 258
 259 &reg_aldo3 {
 260         regulator-min-microvolt = <3000000>;
 261         regulator-max-microvolt = <3000000>;
 262         regulator-always-on;
 263         regulator-name = "avcc";
 264 };
 265
 266 &reg_dcdc1 {
 267         regulator-min-microvolt = <3100000>;
 268         regulator-max-microvolt = <3100000>;
 269         regulator-always-on;
 270         regulator-name = "vcc-io";
 271 };
 272
 273 &reg_dcdc2 {
 274         regulator-min-microvolt = <700000>;
 275         regulator-max-microvolt = <1100000>;
 276         regulator-always-on;
 277         regulator-name = "vdd-cpu-A";
 278 };
 279
 280 &reg_dcdc3 {
 281         regulator-min-microvolt = <700000>;
 282         regulator-max-microvolt = <1100000>;
 283         regulator-always-on;
 284         regulator-name = "vdd-cpu-B";
 285 };
 286
 287 &reg_dcdc4 {
 288         regulator-min-microvolt = <700000>;
 289         regulator-max-microvolt = <1100000>;
 290         regulator-name = "vdd-gpu";
 291 };
 292
 293 &reg_dcdc5 {
 294         regulator-min-microvolt = <1200000>;
 295         regulator-max-microvolt = <1500000>;
 296         regulator-always-on;
 297         regulator-name = "vcc-dram";
 298 };
 299
 300 &reg_dcdc6 {
 301         regulator-min-microvolt = <900000>;
 302         regulator-max-microvolt = <900000>;
 303         regulator-always-on;
 304         regulator-name = "vdd-sys";
 305 };
 306
 307 &reg_dldo1 {
 308         regulator-min-microvolt = <3100000>;
 309         regulator-max-microvolt = <3100000>;
 310         regulator-name = "vcc-wifi-io";
 311 };
 312
 313 &reg_dldo2 {
 314         regulator-min-microvolt = <2800000>;
 315         regulator-max-microvolt = <4200000>;
 316         regulator-name = "vcc-mipi";
 317 };
 318
 319 &reg_dldo3 {
 320         regulator-min-microvolt = <2800000>;
 321         regulator-max-microvolt = <2800000>;
 322         regulator-name = "vdd-csi";
 323 };
 324
 325 &reg_dldo4 {
 326         regulator-min-microvolt = <2800000>;
 327         regulator-max-microvolt = <2800000>;
 328         regulator-name = "avdd-csi";
 329 };
 330
 331 &reg_drivevbus {
 332         regulator-name = "usb0-vbus";
 333         status = "okay";
 334 };
 335
 336 &reg_eldo1 {
 337         regulator-min-microvolt = <1200000>;
 338         regulator-max-microvolt = <1800000>;
 339         regulator-name = "dvdd-csi-r";
 340 };
 341
 342 &reg_eldo2 {
 343         regulator-min-microvolt = <1800000>;
 344         regulator-max-microvolt = <1800000>;
 345         regulator-name = "vcc-dsi";
 346 };
 347
 348 &reg_eldo3 {
 349         regulator-min-microvolt = <1200000>;
 350         regulator-max-microvolt = <1800000>;
 351         regulator-name = "dvdd-csi-f";
 352 };
 353
 354 &reg_fldo1 {
 355         regulator-min-microvolt = <1200000>;
 356         regulator-max-microvolt = <1200000>;
 357         regulator-name = "vcc-hsic";
 358 };
 359
 360 &reg_fldo2 {
 361         regulator-min-microvolt = <700000>;
 362         regulator-max-microvolt = <1100000>;
 363         regulator-always-on;
 364         regulator-name = "vdd-cpus";
 365 };
 366
 367 &reg_ldo_io0 {
 368         regulator-min-microvolt = <3100000>;
 369         regulator-max-microvolt = <3100000>;
 370         regulator-name = "vcc-ctp";
 371         status = "okay";
 372 };
 373
 374 &reg_ldo_io1 {
 375         regulator-min-microvolt = <3100000>;
 376         regulator-max-microvolt = <3100000>;
 377         regulator-name = "vcc-vb";
 378         status = "okay";
 379 };
 380
 381 &reg_sw {
 382         regulator-min-microvolt = <3100000>;
 383         regulator-max-microvolt = <3100000>;
 384         regulator-name = "vcc-lcd";
 385 };
 386
 387 &tcon0 {
 388         pinctrl-names = "default";
 389         pinctrl-0 = <&lcd_lvds_pins>;
 390 };
 391
 392 &tcon0_out {
 393         tcon0_out_lcd: endpoint@0 {
 394                 reg = <0>;
 395                 remote-endpoint = <&panel_input>;
 396         };
 397 };
 398
 399 &uart0 {
 400         pinctrl-names = "default";
 401         pinctrl-0 = <&uart0_pb_pins>;
 402         status = "okay";
 403 };
 404
 405 /* There's the BT part of the AP6210 connected to that UART */
 406 &uart1 {
 407         pinctrl-names = "default";
 408         pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
 409         status = "okay";
 410 };
 411
 412 &usb_otg {
 413         dr_mode = "otg";
 414         status = "okay";
 415 };
 416
 417 &usbphy {
 418         usb0_id_det-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
 419         usb0_vbus-supply = <&reg_drivevbus>;
 420         usb1_vbus_supply = <&reg_vmain>;
 421         usb2_vbus_supply = <&reg_vmain>;
 422         status = "okay";
 423 };