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