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 &gmac {
 137         pinctrl-names = "default";
 138         pinctrl-0 = <&gmac_rgmii_pins>;
 139         phy = <&phy1>;
 140         phy-mode = "rgmii";
 141         phy-supply = <&reg_cldo1>;
 142         status = "okay";
 143
 144         phy1: ethernet-phy@1 {
 145                 reg = <1>;
 146         };
 147 };
 148
 149 &i2c3 {
 150         pinctrl-names = "default";
 151         pinctrl-0 = <&i2c3_pins>;
 152         status = "okay";
 153 };
 154
 155 &mmc0 {
 156         pinctrl-names = "default";
 157         pinctrl-0 = <&mmc0_pins>;
 158         vmmc-supply = <&reg_dcdc1>;
 159         bus-width = <4>;
 160         cd-gpios = <&pio 7 18 GPIO_ACTIVE_LOW>; /* PH18 */
 161         status = "okay";
 162 };
 163
 164 &mmc1 {
 165         pinctrl-names = "default";
 166         pinctrl-0 = <&mmc1_pins>;
 167         vmmc-supply = <&reg_dldo1>;
 168         vqmmc-supply = <&reg_cldo3>;
 169         mmc-pwrseq = <&wifi_pwrseq>;
 170         bus-width = <4>;
 171         non-removable;
 172         status = "okay";
 173 };
 174
 175 &mmc1_pins {
 176         bias-pull-up;
 177 };
 178
 179 &mmc2 {
 180         pinctrl-names = "default";
 181         pinctrl-0 = <&mmc2_8bit_pins>;
 182         vmmc-supply = <&reg_dcdc1>;
 183         bus-width = <8>;
 184         non-removable;
 185         cap-mmc-hw-reset;
 186         status = "okay";
 187 };
 188
 189 &mmc2_8bit_pins {
 190         /* Increase drive strength for DDR modes */
 191         drive-strength = <40>;
 192 };
 193
 194 &osc32k {
 195         /* osc32k input is from AC100 */
 196         clocks = <&ac100_rtc 0>;
 197 };
 198
 199 &pio {
 200         vcc-pa-supply = <&reg_ldo_io1>;
 201         vcc-pb-supply = <&reg_aldo2>;
 202         vcc-pc-supply = <&reg_dcdc1>;
 203         vcc-pd-supply = <&reg_dc1sw>;
 204         vcc-pe-supply = <&reg_eldo2>;
 205         vcc-pf-supply = <&reg_dcdc1>;
 206         vcc-pg-supply = <&reg_ldo_io0>;
 207         vcc-ph-supply = <&reg_dcdc1>;
 208 };
 209
 210 &r_ir {
 211         status = "okay";
 212 };
 213
 214 &r_pio {
 215         vcc-pl-supply = <&reg_dldo2>;
 216         vcc-pm-supply = <&reg_eldo3>;
 217 };
 218
 219 &r_rsb {
 220         status = "okay";
 221
 222         axp809: pmic@3a3 {
 223                 reg = <0x3a3>;
 224                 interrupt-parent = <&nmi_intc>;
 225                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 226
 227                 regulators {
 228                         reg_aldo1: aldo1 {
 229                                 /*
 230                                  * TODO: This should be handled by the
 231                                  * USB PHY driver.
 232                                  */
 233                                 regulator-always-on;
 234                                 regulator-min-microvolt = <3000000>;
 235                                 regulator-max-microvolt = <3000000>;
 236                                 regulator-name = "vcc33-usbh";
 237                         };
 238
 239                         reg_aldo2: aldo2 {
 240                                 regulator-min-microvolt = <1800000>;
 241                                 regulator-max-microvolt = <1800000>;
 242                                 regulator-name = "vcc-pb-io-cam";
 243                         };
 244
 245                         aldo3 {
 246                                 /* unused */
 247                         };
 248
 249                         reg_dc1sw: dc1sw {
 250                                 regulator-name = "vcc-pd";
 251                         };
 252
 253                         reg_dc5ldo: dc5ldo {
 254                                 regulator-always-on;
 255                                 regulator-min-microvolt = <800000>;
 256                                 regulator-max-microvolt = <1100000>;
 257                                 regulator-name = "vdd-cpus-09-usbh";
 258                         };
 259
 260                         reg_dcdc1: dcdc1 {
 261                                 regulator-always-on;
 262                                 regulator-min-microvolt = <3000000>;
 263                                 regulator-max-microvolt = <3000000>;
 264                                 regulator-name = "vcc-3v";
 265                         };
 266
 267                         reg_dcdc2: dcdc2 {
 268                                 regulator-min-microvolt = <800000>;
 269                                 regulator-max-microvolt = <1100000>;
 270                                 regulator-name = "vdd-gpu";
 271                         };
 272
 273                         reg_dcdc3: dcdc3 {
 274                                 regulator-always-on;
 275                                 regulator-min-microvolt = <800000>;
 276                                 regulator-max-microvolt = <1100000>;
 277                                 regulator-name = "vdd-cpua";
 278                         };
 279
 280                         reg_dcdc4: dcdc4 {
 281                                 regulator-always-on;
 282                                 regulator-min-microvolt = <800000>;
 283                                 regulator-max-microvolt = <1100000>;
 284                                 regulator-name = "vdd-sys-usb0-hdmi";
 285                         };
 286
 287                         reg_dcdc5: dcdc5 {
 288                                 regulator-always-on;
 289                                 regulator-min-microvolt = <1425000>;
 290                                 regulator-max-microvolt = <1575000>;
 291                                 regulator-name = "vcc-dram";
 292                         };
 293
 294                         reg_dldo1: dldo1 {
 295                                 /*
 296                                  * The WiFi chip supports a wide range
 297                                  * (3.0 ~ 4.8V) of voltages, and so does
 298                                  * this regulator (3.0 ~ 4.2V), but
 299                                  * Allwinner SDK always sets it to 3.3V.
 300                                  */
 301                                 regulator-min-microvolt = <3300000>;
 302                                 regulator-max-microvolt = <3300000>;
 303                                 regulator-name = "vcc-wifi";
 304                         };
 305
 306                         reg_dldo2: dldo2 {
 307                                 regulator-min-microvolt = <3000000>;
 308                                 regulator-max-microvolt = <3000000>;
 309                                 regulator-name = "vcc-pl";
 310                         };
 311
 312                         reg_eldo1: eldo1 {
 313                                 regulator-min-microvolt = <1200000>;
 314                                 regulator-max-microvolt = <1200000>;
 315                                 regulator-name = "vcc-dvdd-cam";
 316                         };
 317
 318                         reg_eldo2: eldo2 {
 319                                 regulator-min-microvolt = <1800000>;
 320                                 regulator-max-microvolt = <1800000>;
 321                                 regulator-name = "vcc-pe";
 322                         };
 323
 324                         reg_eldo3: eldo3 {
 325                                 regulator-min-microvolt = <3000000>;
 326                                 regulator-max-microvolt = <3000000>;
 327                                 regulator-name = "vcc-pm-codec-io1";
 328                         };
 329
 330                         reg_ldo_io0: ldo_io0 {
 331                                 regulator-min-microvolt = <3000000>;
 332                                 regulator-max-microvolt = <3000000>;
 333                                 regulator-name = "vcc-pg";
 334                         };
 335
 336                         reg_ldo_io1: ldo_io1 {
 337                                 regulator-min-microvolt = <2500000>;
 338                                 regulator-max-microvolt = <2500000>;
 339                                 regulator-name = "vcc-pa-gmac-2v5";
 340                         };
 341
 342                         reg_rtc_ldo: rtc_ldo {
 343                                 regulator-name = "vcc-rtc-vdd1v8-io";
 344                         };
 345
 346                         sw {
 347                                 /* unused */
 348                         };
 349                 };
 350         };
 351
 352         axp806: pmic@745 {
 353                 compatible = "x-powers,axp806";
 354                 reg = <0x745>;
 355                 interrupt-parent = <&nmi_intc>;
 356                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 357                 interrupt-controller;
 358                 #interrupt-cells = <1>;
 359                 bldoin-supply = <&reg_dcdce>;
 360
 361                 regulators {
 362                         reg_s_aldo1: aldo1 {
 363                                 regulator-always-on;
 364                                 regulator-min-microvolt = <3000000>;
 365                                 regulator-max-microvolt = <3000000>;
 366                                 regulator-name = "avcc";
 367                         };
 368
 369                         aldo2 {
 370                                 /*
 371                                  * unused, but use a different name to
 372                                  * avoid name clash with axp809's aldo's
 373                                  */
 374                                 regulator-name = "s_aldo2";
 375                         };
 376
 377                         aldo3 {
 378                                 /*
 379                                  * unused, but use a different name to
 380                                  * avoid name clash with axp809's aldo's
 381                                  */
 382                                 regulator-name = "s_aldo3";
 383                         };
 384
 385                         reg_bldo1: bldo1 {
 386                                 regulator-always-on;
 387                                 regulator-min-microvolt = <1700000>;
 388                                 regulator-max-microvolt = <1900000>;
 389                                 regulator-name = "vcc18-efuse-adc-display-csi";
 390                         };
 391
 392                         reg_bldo2: bldo2 {
 393                                 regulator-always-on;
 394                                 regulator-min-microvolt = <1700000>;
 395                                 regulator-max-microvolt = <1900000>;
 396                                 regulator-name =
 397                                         "vdd18-drampll-vcc18-pll-cpvdd";
 398                         };
 399
 400                         bldo3 {
 401                                 /* unused */
 402                         };
 403
 404                         reg_bldo4: bldo4 {
 405                                 regulator-min-microvolt = <1100000>;
 406                                 regulator-max-microvolt = <1300000>;
 407                                 regulator-name = "vcc12-hsic";
 408                         };
 409
 410                         reg_cldo1: cldo1 {
 411                                 /*
 412                                  * This was 3V in the original design, but
 413                                  * 3.3V is the recommended supply voltage
 414                                  * for the Ethernet PHY.
 415                                  */
 416                                 regulator-min-microvolt = <3300000>;
 417                                 regulator-max-microvolt = <3300000>;
 418                                 /*
 419                                  * The PHY requires 20ms after all voltages
 420                                  * are applied until core logic is ready and
 421                                  * 30ms after the reset pin is de-asserted.
 422                                  * Set a 100ms delay to account for PMIC
 423                                  * ramp time and board traces.
 424                                  */
 425                                 regulator-enable-ramp-delay = <100000>;
 426                                 regulator-name = "vcc-gmac-phy";
 427                         };
 428
 429                         reg_cldo2: cldo2 {
 430                                 regulator-min-microvolt = <2800000>;
 431                                 regulator-max-microvolt = <2800000>;
 432                                 regulator-name = "afvcc-cam";
 433                         };
 434
 435                         reg_cldo3: cldo3 {
 436                                 regulator-min-microvolt = <3000000>;
 437                                 regulator-max-microvolt = <3000000>;
 438                                 regulator-name = "vcc-io-wifi-codec-io2";
 439                         };
 440
 441                         reg_dcdca: dcdca {
 442                                 regulator-always-on;
 443                                 regulator-min-microvolt = <800000>;
 444                                 regulator-max-microvolt = <1100000>;
 445                                 regulator-name = "vdd-cpub";
 446                         };
 447
 448                         reg_dcdcd: dcdcd {
 449                                 regulator-always-on;
 450                                 regulator-min-microvolt = <800000>;
 451                                 regulator-max-microvolt = <1100000>;
 452                                 regulator-name = "vdd-vpu";
 453                         };
 454
 455                         reg_dcdce: dcdce {
 456                                 regulator-always-on;
 457                                 regulator-min-microvolt = <2100000>;
 458                                 regulator-max-microvolt = <2100000>;
 459                                 regulator-name = "vcc-bldo-codec-ldoin";
 460                         };
 461
 462                         sw {
 463                                 /*
 464                                  * unused, but use a different name to
 465                                  * avoid name clash with axp809's sw
 466                                  */
 467                                 regulator-name = "s_sw";
 468                         };
 469                 };
 470         };
 471
 472         ac100: codec@e89 {
 473                 compatible = "x-powers,ac100";
 474                 reg = <0xe89>;
 475
 476                 ac100_codec: codec {
 477                         compatible = "x-powers,ac100-codec";
 478                         interrupt-parent = <&r_pio>;
 479                         interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */
 480                         #clock-cells = <0>;
 481                         clock-output-names = "4M_adda";
 482                 };
 483
 484                 ac100_rtc: rtc {
 485                         compatible = "x-powers,ac100-rtc";
 486                         interrupt-parent = <&nmi_intc>;
 487                         interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 488                         clocks = <&ac100_codec>;
 489                         #clock-cells = <1>;
 490                         clock-output-names = "cko1_rtc",
 491                                              "cko2_rtc",
 492                                              "cko3_rtc";
 493                 };
 494         };
 495 };
 496
 497 #include "axp809.dtsi"
 498
 499 &tcon0 {
 500         pinctrl-names = "default";
 501         pinctrl-0 = <&lcd0_rgb888_pins>;
 502 };
 503
 504 &tcon0_out {
 505         tcon0_out_vga: endpoint@0 {
 506                 reg = <0>;
 507                 remote-endpoint = <&vga_dac_in>;
 508         };
 509 };
 510
 511 &uart0 {
 512         pinctrl-names = "default";
 513         pinctrl-0 = <&uart0_ph_pins>;
 514         status = "okay";
 515 };