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 &de {
 132         status = "okay";
 133 };
 134
 135 /*
 136  * An USB-2 hub is connected here, which also means we don't need to
 137  * enable the OHCI controller.
 138  */
 139 &ehci0 {
 140         status = "okay";
 141 };
 142
 143 /*
 144  * There's a modem connected here that needs to be initialised before
 145  * being able to be enumerated.
 146  */
 147 &ehci1 {
 148         status = "okay";
 149 };
 150
 151 &mmc0 {
 152         vmmc-supply = <&reg_dcdc1>;
 153         pinctrl-names = "default";
 154         pinctrl-0 = <&mmc0_pins>;
 155         cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
 156         status = "okay";
 157 };
 158
 159 &mmc1 {
 160         mmc-pwrseq = <&wifi_pwrseq>;
 161         bus-width = <4>;
 162         vmmc-supply = <&reg_dldo1>;
 163         vqmmc-supply = <&reg_dldo1>;
 164         non-removable;
 165         wakeup-source;
 166         status = "okay";
 167
 168         brcmf: wifi@1 {
 169                 reg = <1>;
 170                 compatible = "brcm,bcm4329-fmac";
 171                 interrupt-parent = <&r_pio>;
 172                 interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 WL_WAKE_UP */
 173                 interrupt-names = "host-wake";
 174         };
 175 };
 176
 177 &mmc2 {
 178         pinctrl-0 = <&mmc2_8bit_emmc_pins>;
 179         pinctrl-names = "default";
 180         vmmc-supply = <&reg_dcdc1>;
 181         vqmmc-supply = <&reg_dcdc1>;
 182         bus-width = <8>;
 183         non-removable;
 184         cap-mmc-hw-reset;
 185         status = "okay";
 186 };
 187
 188 &pwm {
 189         pinctrl-names = "default";
 190         pinctrl-0 = <&pwm_pin>;
 191         status = "okay";
 192 };
 193
 194 &r_rsb {
 195         status = "okay";
 196
 197         axp81x: pmic@3a3 {
 198                 compatible = "x-powers,axp813";
 199                 reg = <0x3a3>;
 200                 interrupt-parent = <&r_intc>;
 201                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 202                 swin-supply = <&reg_dcdc1>;
 203                 x-powers,drive-vbus-en;
 204         };
 205
 206         ac100: codec@e89 {
 207                 compatible = "x-powers,ac100";
 208                 reg = <0xe89>;
 209
 210                 ac100_codec: codec {
 211                         compatible = "x-powers,ac100-codec";
 212                         interrupt-parent = <&r_pio>;
 213                         interrupts = <0 12 IRQ_TYPE_LEVEL_LOW>; /* PL12 */
 214                         #clock-cells = <0>;
 215                         clock-output-names = "4M_adda";
 216                 };
 217
 218                 ac100_rtc: rtc {
 219                         compatible = "x-powers,ac100-rtc";
 220                         interrupt-parent = <&r_intc>;
 221                         interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 222                         clocks = <&ac100_codec>;
 223                         #clock-cells = <1>;
 224                         clock-output-names = "cko1_rtc",
 225                                              "cko2_rtc",
 226                                              "cko3_rtc";
 227                 };
 228         };
 229
 230 };
 231
 232 #include "axp81x.dtsi"
 233
 234 &reg_aldo1 {
 235         regulator-min-microvolt = <1800000>;
 236         regulator-max-microvolt = <1800000>;
 237         regulator-name = "vcc-1.8";
 238 };
 239
 240 &reg_aldo2 {
 241         regulator-min-microvolt = <1800000>;
 242         regulator-max-microvolt = <1800000>;
 243         regulator-always-on;
 244         regulator-name = "vdd-drampll";
 245 };
 246
 247 &reg_aldo3 {
 248         regulator-min-microvolt = <3000000>;
 249         regulator-max-microvolt = <3000000>;
 250         regulator-always-on;
 251         regulator-name = "avcc";
 252 };
 253
 254 &reg_dcdc1 {
 255         regulator-min-microvolt = <3100000>;
 256         regulator-max-microvolt = <3100000>;
 257         regulator-always-on;
 258         regulator-name = "vcc-io";
 259 };
 260
 261 &reg_dcdc2 {
 262         regulator-min-microvolt = <700000>;
 263         regulator-max-microvolt = <1100000>;
 264         regulator-always-on;
 265         regulator-name = "vdd-cpu-A";
 266 };
 267
 268 &reg_dcdc3 {
 269         regulator-min-microvolt = <700000>;
 270         regulator-max-microvolt = <1100000>;
 271         regulator-always-on;
 272         regulator-name = "vdd-cpu-B";
 273 };
 274
 275 &reg_dcdc4 {
 276         regulator-min-microvolt = <700000>;
 277         regulator-max-microvolt = <1100000>;
 278         regulator-name = "vdd-gpu";
 279 };
 280
 281 &reg_dcdc5 {
 282         regulator-min-microvolt = <1200000>;
 283         regulator-max-microvolt = <1500000>;
 284         regulator-always-on;
 285         regulator-name = "vcc-dram";
 286 };
 287
 288 &reg_dcdc6 {
 289         regulator-min-microvolt = <900000>;
 290         regulator-max-microvolt = <900000>;
 291         regulator-always-on;
 292         regulator-name = "vdd-sys";
 293 };
 294
 295 &reg_dldo1 {
 296         regulator-min-microvolt = <3100000>;
 297         regulator-max-microvolt = <3100000>;
 298         regulator-name = "vcc-wifi-io";
 299 };
 300
 301 &reg_dldo2 {
 302         regulator-min-microvolt = <2800000>;
 303         regulator-max-microvolt = <4200000>;
 304         regulator-name = "vcc-mipi";
 305 };
 306
 307 &reg_dldo3 {
 308         regulator-min-microvolt = <2800000>;
 309         regulator-max-microvolt = <2800000>;
 310         regulator-name = "vdd-csi";
 311 };
 312
 313 &reg_dldo4 {
 314         regulator-min-microvolt = <2800000>;
 315         regulator-max-microvolt = <2800000>;
 316         regulator-name = "avdd-csi";
 317 };
 318
 319 &reg_drivevbus {
 320         regulator-name = "usb0-vbus";
 321         status = "okay";
 322 };
 323
 324 &reg_eldo1 {
 325         regulator-min-microvolt = <1200000>;
 326         regulator-max-microvolt = <1800000>;
 327         regulator-name = "dvdd-csi-r";
 328 };
 329
 330 &reg_eldo2 {
 331         regulator-min-microvolt = <1800000>;
 332         regulator-max-microvolt = <1800000>;
 333         regulator-name = "vcc-dsi";
 334 };
 335
 336 &reg_eldo3 {
 337         regulator-min-microvolt = <1200000>;
 338         regulator-max-microvolt = <1800000>;
 339         regulator-name = "dvdd-csi-f";
 340 };
 341
 342 &reg_fldo1 {
 343         regulator-min-microvolt = <1200000>;
 344         regulator-max-microvolt = <1200000>;
 345         regulator-name = "vcc-hsic";
 346 };
 347
 348 &reg_fldo2 {
 349         regulator-min-microvolt = <700000>;
 350         regulator-max-microvolt = <1100000>;
 351         regulator-always-on;
 352         regulator-name = "vdd-cpus";
 353 };
 354
 355 &reg_ldo_io0 {
 356         regulator-min-microvolt = <3100000>;
 357         regulator-max-microvolt = <3100000>;
 358         regulator-name = "vcc-ctp";
 359         status = "okay";
 360 };
 361
 362 &reg_ldo_io1 {
 363         regulator-min-microvolt = <3100000>;
 364         regulator-max-microvolt = <3100000>;
 365         regulator-name = "vcc-vb";
 366         status = "okay";
 367 };
 368
 369 &reg_sw {
 370         regulator-min-microvolt = <3100000>;
 371         regulator-max-microvolt = <3100000>;
 372         regulator-name = "vcc-lcd";
 373 };
 374
 375 &tcon0 {
 376         pinctrl-names = "default";
 377         pinctrl-0 = <&lcd_lvds_pins>;
 378 };
 379
 380 &tcon0_out {
 381         tcon0_out_lcd: endpoint@0 {
 382                 reg = <0>;
 383                 remote-endpoint = <&panel_input>;
 384         };
 385 };
 386
 387 &uart0 {
 388         pinctrl-names = "default";
 389         pinctrl-0 = <&uart0_pb_pins>;
 390         status = "okay";
 391 };
 392
 393 /* There's the BT part of the AP6210 connected to that UART */
 394 &uart1 {
 395         pinctrl-names = "default";
 396         pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
 397         status = "okay";
 398 };
 399
 400 &usb_otg {
 401         dr_mode = "otg";
 402         status = "okay";
 403 };
 404
 405 &usbphy {
 406         usb0_id_det-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
 407         usb0_vbus-supply = <&reg_drivevbus>;
 408         usb1_vbus_supply = <&reg_vmain>;
 409         usb2_vbus_supply = <&reg_vmain>;
 410         status = "okay";
 411 };