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
  93                 ports {
  94                         #address-cells = <1>;
  95                         #size-cells = <0>;
  96
  97                         port@0 {
  98                                 reg = <0>;
  99
 100                                 vga_dac_in: endpoint {
 101                                         remote-endpoint = <&tcon0_out_vga>;
 102                                 };
 103                         };
 104
 105                         port@1 {
 106                                 reg = <1>;
 107
 108                                 vga_dac_out: endpoint {
 109                                         remote-endpoint = <&vga_con_in>;
 110                                 };
 111                         };
 112                 };
 113         };
 114
 115         wifi_pwrseq: wifi-pwrseq {
 116                 compatible = "mmc-pwrseq-simple";
 117                 clocks = <&ac100_rtc 1>;
 118                 clock-names = "ext_clock";
 119                 /* enables internal regulator and de-asserts reset */
 120                 reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
 121         };
 122 };
 123
 124 &de {
 125         status = "okay";
 126 };
 127
 128 &gmac {
 129         pinctrl-names = "default";
 130         pinctrl-0 = <&gmac_rgmii_pins>;
 131         phy-handle = <&phy1>;
 132         phy-mode = "rgmii";
 133         phy-supply = <&reg_cldo1>;
 134         status = "okay";
 135 };
 136
 137 &i2c3 {
 138         pinctrl-names = "default";
 139         pinctrl-0 = <&i2c3_pins>;
 140         status = "okay";
 141 };
 142
 143 &mdio {
 144         phy1: ethernet-phy@1 {
 145                 reg = <1>;
 146         };
 147 };
 148
 149 &mmc0 {
 150         pinctrl-names = "default";
 151         pinctrl-0 = <&mmc0_pins>;
 152         vmmc-supply = <&reg_dcdc1>;
 153         bus-width = <4>;
 154         cd-gpios = <&pio 7 18 GPIO_ACTIVE_LOW>; /* PH18 */
 155         status = "okay";
 156 };
 157
 158 &mmc1 {
 159         pinctrl-names = "default";
 160         pinctrl-0 = <&mmc1_pins>;
 161         vmmc-supply = <&reg_dldo1>;
 162         vqmmc-supply = <&reg_cldo3>;
 163         mmc-pwrseq = <&wifi_pwrseq>;
 164         bus-width = <4>;
 165         non-removable;
 166         status = "okay";
 167 };
 168
 169 &mmc1_pins {
 170         bias-pull-up;
 171 };
 172
 173 &mmc2 {
 174         pinctrl-names = "default";
 175         pinctrl-0 = <&mmc2_8bit_pins>;
 176         vmmc-supply = <&reg_dcdc1>;
 177         bus-width = <8>;
 178         non-removable;
 179         cap-mmc-hw-reset;
 180         status = "okay";
 181 };
 182
 183 &mmc2_8bit_pins {
 184         /* Increase drive strength for DDR modes */
 185         drive-strength = <40>;
 186 };
 187
 188 &osc32k {
 189         /* osc32k input is from AC100 */
 190         clocks = <&ac100_rtc 0>;
 191 };
 192
 193 &pio {
 194         vcc-pa-supply = <&reg_ldo_io1>;
 195         vcc-pb-supply = <&reg_aldo2>;
 196         vcc-pc-supply = <&reg_dcdc1>;
 197         vcc-pd-supply = <&reg_dc1sw>;
 198         vcc-pe-supply = <&reg_eldo2>;
 199         vcc-pf-supply = <&reg_dcdc1>;
 200         vcc-pg-supply = <&reg_ldo_io0>;
 201         vcc-ph-supply = <&reg_dcdc1>;
 202 };
 203
 204 &r_ir {
 205         status = "okay";
 206 };
 207
 208 &r_pio {
 209         vcc-pl-supply = <&reg_dldo2>;
 210         vcc-pm-supply = <&reg_eldo3>;
 211 };
 212
 213 &r_rsb {
 214         status = "okay";
 215
 216         axp809: pmic@3a3 {
 217                 reg = <0x3a3>;
 218                 interrupt-parent = <&nmi_intc>;
 219                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 220
 221                 regulators {
 222                         reg_aldo1: aldo1 {
 223                                 /*
 224                                  * TODO: This should be handled by the
 225                                  * USB PHY driver.
 226                                  */
 227                                 regulator-always-on;
 228                                 regulator-min-microvolt = <3000000>;
 229                                 regulator-max-microvolt = <3000000>;
 230                                 regulator-name = "vcc33-usbh";
 231                         };
 232
 233                         reg_aldo2: aldo2 {
 234                                 regulator-min-microvolt = <1800000>;
 235                                 regulator-max-microvolt = <1800000>;
 236                                 regulator-name = "vcc-pb-io-cam";
 237                         };
 238
 239                         aldo3 {
 240                                 /* unused */
 241                         };
 242
 243                         reg_dc1sw: dc1sw {
 244                                 regulator-name = "vcc-pd";
 245                         };
 246
 247                         reg_dc5ldo: dc5ldo {
 248                                 regulator-always-on;
 249                                 regulator-min-microvolt = <800000>;
 250                                 regulator-max-microvolt = <1100000>;
 251                                 regulator-name = "vdd-cpus-09-usbh";
 252                         };
 253
 254                         reg_dcdc1: dcdc1 {
 255                                 regulator-always-on;
 256                                 regulator-min-microvolt = <3000000>;
 257                                 regulator-max-microvolt = <3000000>;
 258                                 regulator-name = "vcc-3v";
 259                         };
 260
 261                         reg_dcdc2: dcdc2 {
 262                                 regulator-min-microvolt = <800000>;
 263                                 regulator-max-microvolt = <1100000>;
 264                                 regulator-name = "vdd-gpu";
 265                         };
 266
 267                         reg_dcdc3: dcdc3 {
 268                                 regulator-always-on;
 269                                 regulator-min-microvolt = <800000>;
 270                                 regulator-max-microvolt = <1100000>;
 271                                 regulator-name = "vdd-cpua";
 272                         };
 273
 274                         reg_dcdc4: dcdc4 {
 275                                 regulator-always-on;
 276                                 regulator-min-microvolt = <800000>;
 277                                 regulator-max-microvolt = <1100000>;
 278                                 regulator-name = "vdd-sys-usb0-hdmi";
 279                         };
 280
 281                         reg_dcdc5: dcdc5 {
 282                                 regulator-always-on;
 283                                 regulator-min-microvolt = <1425000>;
 284                                 regulator-max-microvolt = <1575000>;
 285                                 regulator-name = "vcc-dram";
 286                         };
 287
 288                         reg_dldo1: dldo1 {
 289                                 /*
 290                                  * The WiFi chip supports a wide range
 291                                  * (3.0 ~ 4.8V) of voltages, and so does
 292                                  * this regulator (3.0 ~ 4.2V), but
 293                                  * Allwinner SDK always sets it to 3.3V.
 294                                  */
 295                                 regulator-min-microvolt = <3300000>;
 296                                 regulator-max-microvolt = <3300000>;
 297                                 regulator-name = "vcc-wifi";
 298                         };
 299
 300                         reg_dldo2: dldo2 {
 301                                 regulator-min-microvolt = <3000000>;
 302                                 regulator-max-microvolt = <3000000>;
 303                                 regulator-name = "vcc-pl";
 304                         };
 305
 306                         reg_eldo1: eldo1 {
 307                                 regulator-min-microvolt = <1200000>;
 308                                 regulator-max-microvolt = <1200000>;
 309                                 regulator-name = "vcc-dvdd-cam";
 310                         };
 311
 312                         reg_eldo2: eldo2 {
 313                                 regulator-min-microvolt = <1800000>;
 314                                 regulator-max-microvolt = <1800000>;
 315                                 regulator-name = "vcc-pe";
 316                         };
 317
 318                         reg_eldo3: eldo3 {
 319                                 regulator-min-microvolt = <3000000>;
 320                                 regulator-max-microvolt = <3000000>;
 321                                 regulator-name = "vcc-pm-codec-io1";
 322                         };
 323
 324                         reg_ldo_io0: ldo_io0 {
 325                                 regulator-min-microvolt = <3000000>;
 326                                 regulator-max-microvolt = <3000000>;
 327                                 regulator-name = "vcc-pg";
 328                         };
 329
 330                         reg_ldo_io1: ldo_io1 {
 331                                 regulator-min-microvolt = <2500000>;
 332                                 regulator-max-microvolt = <2500000>;
 333                                 regulator-name = "vcc-pa-gmac-2v5";
 334                         };
 335
 336                         reg_rtc_ldo: rtc_ldo {
 337                                 regulator-name = "vcc-rtc-vdd1v8-io";
 338                         };
 339
 340                         sw {
 341                                 /* unused */
 342                         };
 343                 };
 344         };
 345
 346         axp806: pmic@745 {
 347                 compatible = "x-powers,axp806";
 348                 reg = <0x745>;
 349                 interrupt-parent = <&nmi_intc>;
 350                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 351                 interrupt-controller;
 352                 #interrupt-cells = <1>;
 353                 bldoin-supply = <&reg_dcdce>;
 354
 355                 regulators {
 356                         reg_s_aldo1: aldo1 {
 357                                 regulator-always-on;
 358                                 regulator-min-microvolt = <3000000>;
 359                                 regulator-max-microvolt = <3000000>;
 360                                 regulator-name = "avcc";
 361                         };
 362
 363                         aldo2 {
 364                                 /*
 365                                  * unused, but use a different name to
 366                                  * avoid name clash with axp809's aldo's
 367                                  */
 368                                 regulator-name = "s_aldo2";
 369                         };
 370
 371                         aldo3 {
 372                                 /*
 373                                  * unused, but use a different name to
 374                                  * avoid name clash with axp809's aldo's
 375                                  */
 376                                 regulator-name = "s_aldo3";
 377                         };
 378
 379                         reg_bldo1: bldo1 {
 380                                 regulator-always-on;
 381                                 regulator-min-microvolt = <1700000>;
 382                                 regulator-max-microvolt = <1900000>;
 383                                 regulator-name = "vcc18-efuse-adc-display-csi";
 384                         };
 385
 386                         reg_bldo2: bldo2 {
 387                                 regulator-always-on;
 388                                 regulator-min-microvolt = <1700000>;
 389                                 regulator-max-microvolt = <1900000>;
 390                                 regulator-name =
 391                                         "vdd18-drampll-vcc18-pll-cpvdd";
 392                         };
 393
 394                         bldo3 {
 395                                 /* unused */
 396                         };
 397
 398                         reg_bldo4: bldo4 {
 399                                 regulator-min-microvolt = <1100000>;
 400                                 regulator-max-microvolt = <1300000>;
 401                                 regulator-name = "vcc12-hsic";
 402                         };
 403
 404                         reg_cldo1: cldo1 {
 405                                 /*
 406                                  * This was 3V in the original design, but
 407                                  * 3.3V is the recommended supply voltage
 408                                  * for the Ethernet PHY.
 409                                  */
 410                                 regulator-min-microvolt = <3300000>;
 411                                 regulator-max-microvolt = <3300000>;
 412                                 /*
 413                                  * The PHY requires 20ms after all voltages
 414                                  * are applied until core logic is ready and
 415                                  * 30ms after the reset pin is de-asserted.
 416                                  * Set a 100ms delay to account for PMIC
 417                                  * ramp time and board traces.
 418                                  */
 419                                 regulator-enable-ramp-delay = <100000>;
 420                                 regulator-name = "vcc-gmac-phy";
 421                         };
 422
 423                         reg_cldo2: cldo2 {
 424                                 regulator-min-microvolt = <2800000>;
 425                                 regulator-max-microvolt = <2800000>;
 426                                 regulator-name = "afvcc-cam";
 427                         };
 428
 429                         reg_cldo3: cldo3 {
 430                                 regulator-min-microvolt = <3000000>;
 431                                 regulator-max-microvolt = <3000000>;
 432                                 regulator-name = "vcc-io-wifi-codec-io2";
 433                         };
 434
 435                         reg_dcdca: dcdca {
 436                                 regulator-always-on;
 437                                 regulator-min-microvolt = <800000>;
 438                                 regulator-max-microvolt = <1100000>;
 439                                 regulator-name = "vdd-cpub";
 440                         };
 441
 442                         reg_dcdcd: dcdcd {
 443                                 regulator-always-on;
 444                                 regulator-min-microvolt = <800000>;
 445                                 regulator-max-microvolt = <1100000>;
 446                                 regulator-name = "vdd-vpu";
 447                         };
 448
 449                         reg_dcdce: dcdce {
 450                                 regulator-always-on;
 451                                 regulator-min-microvolt = <2100000>;
 452                                 regulator-max-microvolt = <2100000>;
 453                                 regulator-name = "vcc-bldo-codec-ldoin";
 454                         };
 455
 456                         sw {
 457                                 /*
 458                                  * unused, but use a different name to
 459                                  * avoid name clash with axp809's sw
 460                                  */
 461                                 regulator-name = "s_sw";
 462                         };
 463                 };
 464         };
 465
 466         ac100: codec@e89 {
 467                 compatible = "x-powers,ac100";
 468                 reg = <0xe89>;
 469
 470                 ac100_codec: codec {
 471                         compatible = "x-powers,ac100-codec";
 472                         interrupt-parent = <&r_pio>;
 473                         interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */
 474                         #clock-cells = <0>;
 475                         clock-output-names = "4M_adda";
 476                 };
 477
 478                 ac100_rtc: rtc {
 479                         compatible = "x-powers,ac100-rtc";
 480                         interrupt-parent = <&nmi_intc>;
 481                         interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 482                         clocks = <&ac100_codec>;
 483                         #clock-cells = <1>;
 484                         clock-output-names = "cko1_rtc",
 485                                              "cko2_rtc",
 486                                              "cko3_rtc";
 487                 };
 488         };
 489 };
 490
 491 #include "axp809.dtsi"
 492
 493 &tcon0 {
 494         pinctrl-names = "default";
 495         pinctrl-0 = <&lcd0_rgb888_pins>;
 496 };
 497
 498 &tcon0_out {
 499         tcon0_out_vga: endpoint {
 500                 remote-endpoint = <&vga_dac_in>;
 501         };
 502 };
 503
 504 &uart0 {
 505         pinctrl-names = "default";
 506         pinctrl-0 = <&uart0_ph_pins>;
 507         status = "okay";
 508 };