arch/arm/boot/dts/sun9i-a80-cubieboard4.dts

   1 /*
   2  * Copyright 2015 Tyler Baker
   3  *
   4  * Tyler Baker <tyler.baker@linaro.org>
   5  * Chen-Yu Tsai <wens@csie.org>
   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 "sun9i-a80.dtsi"
  48
  49 #include <dt-bindings/gpio/gpio.h>
  50
  51 / {
  52         model = "Cubietech Cubieboard4";
  53         compatible = "cubietech,a80-cubieboard4", "allwinner,sun9i-a80";
  54
  55         aliases {
  56                 serial0 = &uart0;
  57         };
  58
  59         chosen {
  60                 stdout-path = "serial0:115200n8";
  61         };
  62
  63         leds {
  64                 compatible = "gpio-leds";
  65
  66                 green {
  67                         label = "cubieboard4:green:usr";
  68                         gpios = <&pio 7 17 GPIO_ACTIVE_HIGH>; /* PH17 */
  69                 };
  70
  71                 red {
  72                         label = "cubieboard4:red:usr";
  73                         gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
  74                 };
  75         };
  76
  77         vga-connector {
  78                 compatible = "vga-connector";
  79                 label = "vga";
  80                 ddc-i2c-bus = <&i2c3>;
  81
  82                 port {
  83                         vga_con_in: endpoint {
  84                                 remote-endpoint = <&vga_dac_out>;
  85                         };
  86                 };
  87         };
  88
  89         vga-dac {
  90                 compatible = "corpro,gm7123", "adi,adv7123", "dumb-vga-dac";
  91                 vdd-supply = <&reg_dcdc1>;
  92                 #address-cells = <1>;
  93                 #size-cells = <0>;
  94
  95                 ports {
  96                         #address-cells = <1>;
  97                         #size-cells = <0>;
  98
  99                         port@0 {
 100                                 #address-cells = <1>;
 101                                 #size-cells = <0>;
 102                                 reg = <0>;
 103
 104                                 vga_dac_in: endpoint@0 {
 105                                         reg = <0>;
 106                                         remote-endpoint = <&tcon0_out_vga>;
 107                                 };
 108                         };
 109
 110                         port@1 {
 111                                 #address-cells = <1>;
 112                                 #size-cells = <0>;
 113                                 reg = <1>;
 114
 115                                 vga_dac_out: endpoint@0 {
 116                                         reg = <0>;
 117                                         remote-endpoint = <&vga_con_in>;
 118                                 };
 119                         };
 120                 };
 121         };
 122
 123         wifi_pwrseq: wifi-pwrseq {
 124                 compatible = "mmc-pwrseq-simple";
 125                 clocks = <&ac100_rtc 1>;
 126                 clock-names = "ext_clock";
 127                 /* enables internal regulator and de-asserts reset */
 128                 reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
 129         };
 130 };
 131
 132 &de {
 133         status = "okay";
 134 };
 135
 136 &i2c3 {
 137         pinctrl-names = "default";
 138         pinctrl-0 = <&i2c3_pins>;
 139         status = "okay";
 140 };
 141
 142 &mmc0 {
 143         pinctrl-names = "default";
 144         pinctrl-0 = <&mmc0_pins>;
 145         vmmc-supply = <&reg_dcdc1>;
 146         bus-width = <4>;
 147         cd-gpios = <&pio 7 18 GPIO_ACTIVE_LOW>; /* PH18 */
 148         status = "okay";
 149 };
 150
 151 &mmc1 {
 152         pinctrl-names = "default";
 153         pinctrl-0 = <&mmc1_pins>;
 154         vmmc-supply = <&reg_dldo1>;
 155         vqmmc-supply = <&reg_cldo3>;
 156         mmc-pwrseq = <&wifi_pwrseq>;
 157         bus-width = <4>;
 158         non-removable;
 159         status = "okay";
 160 };
 161
 162 &mmc1_pins {
 163         bias-pull-up;
 164 };
 165
 166 &mmc2 {
 167         pinctrl-names = "default";
 168         pinctrl-0 = <&mmc2_8bit_pins>;
 169         vmmc-supply = <&reg_dcdc1>;
 170         bus-width = <8>;
 171         non-removable;
 172         cap-mmc-hw-reset;
 173         status = "okay";
 174 };
 175
 176 &mmc2_8bit_pins {
 177         /* Increase drive strength for DDR modes */
 178         drive-strength = <40>;
 179 };
 180
 181 &osc32k {
 182         /* osc32k input is from AC100 */
 183         clocks = <&ac100_rtc 0>;
 184 };
 185
 186 &r_ir {
 187         status = "okay";
 188 };
 189
 190 &r_rsb {
 191         status = "okay";
 192
 193         axp809: pmic@3a3 {
 194                 reg = <0x3a3>;
 195                 interrupt-parent = <&nmi_intc>;
 196                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 197
 198                 regulators {
 199                         reg_aldo1: aldo1 {
 200                                 /*
 201                                  * TODO: This should be handled by the
 202                                  * USB PHY driver.
 203                                  */
 204                                 regulator-always-on;
 205                                 regulator-min-microvolt = <3000000>;
 206                                 regulator-max-microvolt = <3000000>;
 207                                 regulator-name = "vcc33-usbh";
 208                         };
 209
 210                         reg_aldo2: aldo2 {
 211                                 regulator-min-microvolt = <1800000>;
 212                                 regulator-max-microvolt = <1800000>;
 213                                 regulator-name = "vcc-pb-io-cam";
 214                         };
 215
 216                         aldo3 {
 217                                 /* unused */
 218                         };
 219
 220                         reg_dc5ldo: dc5ldo {
 221                                 regulator-always-on;
 222                                 regulator-min-microvolt = <800000>;
 223                                 regulator-max-microvolt = <1100000>;
 224                                 regulator-name = "vdd-cpus-09-usbh";
 225                         };
 226
 227                         reg_dcdc1: dcdc1 {
 228                                 regulator-always-on;
 229                                 regulator-min-microvolt = <3000000>;
 230                                 regulator-max-microvolt = <3000000>;
 231                                 regulator-name = "vcc-3v";
 232                         };
 233
 234                         reg_dcdc2: dcdc2 {
 235                                 regulator-min-microvolt = <800000>;
 236                                 regulator-max-microvolt = <1100000>;
 237                                 regulator-name = "vdd-gpu";
 238                         };
 239
 240                         reg_dcdc3: dcdc3 {
 241                                 regulator-always-on;
 242                                 regulator-min-microvolt = <800000>;
 243                                 regulator-max-microvolt = <1100000>;
 244                                 regulator-name = "vdd-cpua";
 245                         };
 246
 247                         reg_dcdc4: dcdc4 {
 248                                 regulator-always-on;
 249                                 regulator-min-microvolt = <800000>;
 250                                 regulator-max-microvolt = <1100000>;
 251                                 regulator-name = "vdd-sys-usb0-hdmi";
 252                         };
 253
 254                         reg_dcdc5: dcdc5 {
 255                                 regulator-always-on;
 256                                 regulator-min-microvolt = <1425000>;
 257                                 regulator-max-microvolt = <1575000>;
 258                                 regulator-name = "vcc-dram";
 259                         };
 260
 261                         reg_dldo1: dldo1 {
 262                                 /*
 263                                  * The WiFi chip supports a wide range
 264                                  * (3.0 ~ 4.8V) of voltages, and so does
 265                                  * this regulator (3.0 ~ 4.2V), but
 266                                  * Allwinner SDK always sets it to 3.3V.
 267                                  */
 268                                 regulator-min-microvolt = <3300000>;
 269                                 regulator-max-microvolt = <3300000>;
 270                                 regulator-name = "vcc-wifi";
 271                         };
 272
 273                         reg_dldo2: dldo2 {
 274                                 regulator-always-on;
 275                                 regulator-min-microvolt = <3000000>;
 276                                 regulator-max-microvolt = <3000000>;
 277                                 regulator-name = "vcc-pl";
 278                         };
 279
 280                         reg_eldo1: eldo1 {
 281                                 regulator-min-microvolt = <1200000>;
 282                                 regulator-max-microvolt = <1200000>;
 283                                 regulator-name = "vcc-dvdd-cam";
 284                         };
 285
 286                         reg_eldo2: eldo2 {
 287                                 regulator-min-microvolt = <1800000>;
 288                                 regulator-max-microvolt = <1800000>;
 289                                 regulator-name = "vcc-pe";
 290                         };
 291
 292                         reg_eldo3: eldo3 {
 293                                 regulator-always-on;
 294                                 regulator-min-microvolt = <3000000>;
 295                                 regulator-max-microvolt = <3000000>;
 296                                 regulator-name = "vcc-pm-codec-io1";
 297                         };
 298
 299                         reg_ldo_io0: ldo_io0 {
 300                                 regulator-always-on;
 301                                 regulator-min-microvolt = <3000000>;
 302                                 regulator-max-microvolt = <3000000>;
 303                                 regulator-name = "vcc-pg";
 304                         };
 305
 306                         reg_ldo_io1: ldo_io1 {
 307                                 regulator-min-microvolt = <2500000>;
 308                                 regulator-max-microvolt = <2500000>;
 309                                 regulator-name = "vcc-pa-gmac-2v5";
 310                         };
 311
 312                         reg_rtc_ldo: rtc_ldo {
 313                                 regulator-name = "vcc-rtc-vdd1v8-io";
 314                         };
 315
 316                         sw {
 317                                 /* unused */
 318                         };
 319                 };
 320         };
 321
 322         axp806: pmic@745 {
 323                 compatible = "x-powers,axp806";
 324                 reg = <0x745>;
 325                 interrupt-parent = <&nmi_intc>;
 326                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 327                 interrupt-controller;
 328                 #interrupt-cells = <1>;
 329                 bldoin-supply = <&reg_dcdce>;
 330
 331                 regulators {
 332                         reg_s_aldo1: aldo1 {
 333                                 regulator-always-on;
 334                                 regulator-min-microvolt = <3000000>;
 335                                 regulator-max-microvolt = <3000000>;
 336                                 regulator-name = "avcc";
 337                         };
 338
 339                         aldo2 {
 340                                 /*
 341                                  * unused, but use a different name to
 342                                  * avoid name clash with axp809's aldo's
 343                                  */
 344                                 regulator-name = "s_aldo2";
 345                         };
 346
 347                         aldo3 {
 348                                 /*
 349                                  * unused, but use a different name to
 350                                  * avoid name clash with axp809's aldo's
 351                                  */
 352                                 regulator-name = "s_aldo3";
 353                         };
 354
 355                         reg_bldo1: bldo1 {
 356                                 regulator-always-on;
 357                                 regulator-min-microvolt = <1700000>;
 358                                 regulator-max-microvolt = <1900000>;
 359                                 regulator-name = "vcc18-efuse-adc-display-csi";
 360                         };
 361
 362                         reg_bldo2: bldo2 {
 363                                 regulator-always-on;
 364                                 regulator-min-microvolt = <1700000>;
 365                                 regulator-max-microvolt = <1900000>;
 366                                 regulator-name =
 367                                         "vdd18-drampll-vcc18-pll-cpvdd";
 368                         };
 369
 370                         bldo3 {
 371                                 /* unused */
 372                         };
 373
 374                         reg_bldo4: bldo4 {
 375                                 regulator-min-microvolt = <1100000>;
 376                                 regulator-max-microvolt = <1300000>;
 377                                 regulator-name = "vcc12-hsic";
 378                         };
 379
 380                         reg_cldo1: cldo1 {
 381                                 /*
 382                                  * This was 3V in the original design, but
 383                                  * 3.3V is the recommended supply voltage
 384                                  * for the Ethernet PHY.
 385                                  */
 386                                 regulator-min-microvolt = <3300000>;
 387                                 regulator-max-microvolt = <3300000>;
 388                                 regulator-name = "vcc-gmac-phy";
 389                         };
 390
 391                         reg_cldo2: cldo2 {
 392                                 regulator-min-microvolt = <2800000>;
 393                                 regulator-max-microvolt = <2800000>;
 394                                 regulator-name = "afvcc-cam";
 395                         };
 396
 397                         reg_cldo3: cldo3 {
 398                                 regulator-min-microvolt = <3000000>;
 399                                 regulator-max-microvolt = <3000000>;
 400                                 regulator-name = "vcc-io-wifi-codec-io2";
 401                         };
 402
 403                         reg_dcdca: dcdca {
 404                                 regulator-always-on;
 405                                 regulator-min-microvolt = <800000>;
 406                                 regulator-max-microvolt = <1100000>;
 407                                 regulator-name = "vdd-cpub";
 408                         };
 409
 410                         reg_dcdcd: dcdcd {
 411                                 regulator-always-on;
 412                                 regulator-min-microvolt = <800000>;
 413                                 regulator-max-microvolt = <1100000>;
 414                                 regulator-name = "vdd-vpu";
 415                         };
 416
 417                         reg_dcdce: dcdce {
 418                                 regulator-always-on;
 419                                 regulator-min-microvolt = <2100000>;
 420                                 regulator-max-microvolt = <2100000>;
 421                                 regulator-name = "vcc-bldo-codec-ldoin";
 422                         };
 423
 424                         sw {
 425                                 /*
 426                                  * unused, but use a different name to
 427                                  * avoid name clash with axp809's sw
 428                                  */
 429                                 regulator-name = "s_sw";
 430                         };
 431                 };
 432         };
 433
 434         ac100: codec@e89 {
 435                 compatible = "x-powers,ac100";
 436                 reg = <0xe89>;
 437
 438                 ac100_codec: codec {
 439                         compatible = "x-powers,ac100-codec";
 440                         interrupt-parent = <&r_pio>;
 441                         interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */
 442                         #clock-cells = <0>;
 443                         clock-output-names = "4M_adda";
 444                 };
 445
 446                 ac100_rtc: rtc {
 447                         compatible = "x-powers,ac100-rtc";
 448                         interrupt-parent = <&nmi_intc>;
 449                         interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 450                         clocks = <&ac100_codec>;
 451                         #clock-cells = <1>;
 452                         clock-output-names = "cko1_rtc",
 453                                              "cko2_rtc",
 454                                              "cko3_rtc";
 455                 };
 456         };
 457 };
 458
 459 #include "axp809.dtsi"
 460
 461 &tcon0 {
 462         pinctrl-names = "default";
 463         pinctrl-0 = <&lcd0_rgb888_pins>;
 464 };
 465
 466 &tcon0_out {
 467         tcon0_out_vga: endpoint@0 {
 468                 reg = <0>;
 469                 remote-endpoint = <&vga_dac_in>;
 470         };
 471 };
 472
 473 &uart0 {
 474         pinctrl-names = "default";
 475         pinctrl-0 = <&uart0_ph_pins>;
 476         status = "okay";
 477 };