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

   1 /*
   2  * Copyright 2014 Chen-Yu Tsai
   3  *
   4  * Chen-Yu Tsai <wens@csie.org>
   5  *
   6  * This file is dual-licensed: you can use it either under the terms
   7  * of the GPL or the X11 license, at your option. Note that this dual
   8  * licensing only applies to this file, and not this project as a
   9  * whole.
  10  *
  11  *  a) This file is free software; you can redistribute it and/or
  12  *     modify it under the terms of the GNU General Public License as
  13  *     published by the Free Software Foundation; either version 2 of the
  14  *     License, or (at your option) any later version.
  15  *
  16  *     This file is distributed in the hope that it will be useful,
  17  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *     GNU General Public License for more details.
  20  *
  21  * Or, alternatively,
  22  *
  23  *  b) Permission is hereby granted, free of charge, to any person
  24  *     obtaining a copy of this software and associated documentation
  25  *     files (the "Software"), to deal in the Software without
  26  *     restriction, including without limitation the rights to use,
  27  *     copy, modify, merge, publish, distribute, sublicense, and/or
  28  *     sell copies of the Software, and to permit persons to whom the
  29  *     Software is furnished to do so, subject to the following
  30  *     conditions:
  31  *
  32  *     The above copyright notice and this permission notice shall be
  33  *     included in all copies or substantial portions of the Software.
  34  *
  35  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  36  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  37  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  38  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  39  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  40  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  41  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  42  *     OTHER DEALINGS IN THE SOFTWARE.
  43  */
  44
  45 /dts-v1/;
  46 #include "sun9i-a80.dtsi"
  47
  48 #include <dt-bindings/gpio/gpio.h>
  49 #include <dt-bindings/pinctrl/sun4i-a10.h>
  50
  51 / {
  52         model = "Merrii A80 Optimus Board";
  53         compatible = "merrii,a80-optimus", "allwinner,sun9i-a80";
  54
  55         aliases {
  56                 serial0 = &uart0;
  57                 serial1 = &uart4;
  58         };
  59
  60         chosen {
  61                 stdout-path = "serial0:115200n8";
  62         };
  63
  64         leds {
  65                 compatible = "gpio-leds";
  66                 pinctrl-names = "default";
  67                 pinctrl-0 = <&led_pins_optimus>, <&led_r_pins_optimus>;
  68
  69                 /* The LED names match those found on the board */
  70
  71                 led2 {
  72                         label = "optimus:led2:usr";
  73                         gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>;
  74                 };
  75
  76                 led3 {
  77                         label = "optimus:led3:usr";
  78                         gpios = <&r_pio 1 15 GPIO_ACTIVE_HIGH>; /* PM15 */
  79                 };
  80
  81                 led4 {
  82                         label = "optimus:led4:usr";
  83                         gpios = <&pio 7 0 GPIO_ACTIVE_HIGH>;
  84                 };
  85         };
  86
  87         reg_usb1_vbus: usb1-vbus {
  88                 compatible = "regulator-fixed";
  89                 pinctrl-names = "default";
  90                 pinctrl-0 = <&usb1_vbus_pin_optimus>;
  91                 regulator-name = "usb1-vbus";
  92                 regulator-min-microvolt = <5000000>;
  93                 regulator-max-microvolt = <5000000>;
  94                 enable-active-high;
  95                 gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
  96         };
  97
  98         reg_usb3_vbus: usb3-vbus {
  99                 compatible = "regulator-fixed";
 100                 pinctrl-names = "default";
 101                 pinctrl-0 = <&usb3_vbus_pin_optimus>;
 102                 regulator-name = "usb3-vbus";
 103                 regulator-min-microvolt = <5000000>;
 104                 regulator-max-microvolt = <5000000>;
 105                 enable-active-high;
 106                 gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
 107         };
 108
 109         wifi_pwrseq: wifi_pwrseq {
 110                 compatible = "mmc-pwrseq-simple";
 111                 clocks = <&ac100_rtc 1>;
 112                 clock-names = "ext_clock";
 113                 /* enables internal regulator and de-asserts reset */
 114                 reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
 115         };
 116 };
 117
 118 &ehci0 {
 119         status = "okay";
 120 };
 121
 122 &ehci1 {
 123         /* Enable if HSIC peripheral is connected */
 124         status = "disabled";
 125 };
 126
 127 &ehci2 {
 128         status = "okay";
 129 };
 130
 131 &mmc0 {
 132         pinctrl-names = "default";
 133         pinctrl-0 = <&mmc0_pins>, <&mmc0_cd_pin_optimus>;
 134         vmmc-supply = <&reg_dcdc1>;
 135         bus-width = <4>;
 136         cd-gpios = <&pio 7 18 GPIO_ACTIVE_HIGH>; /* PH8 */
 137         cd-inverted;
 138         status = "okay";
 139 };
 140
 141 &mmc1 {
 142         pinctrl-names = "default";
 143         pinctrl-0 = <&mmc1_pins>, <&wifi_en_pin_optimus>;
 144         vmmc-supply = <&reg_dldo1>;
 145         vqmmc-supply = <&reg_cldo3>;
 146         mmc-pwrseq = <&wifi_pwrseq>;
 147         bus-width = <4>;
 148         non-removable;
 149         status = "okay";
 150 };
 151
 152 &mmc1_pins {
 153         allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 154 };
 155
 156 &mmc2 {
 157         pinctrl-names = "default";
 158         pinctrl-0 = <&mmc2_8bit_pins>;
 159         vmmc-supply = <&reg_dcdc1>;
 160         bus-width = <8>;
 161         non-removable;
 162         cap-mmc-hw-reset;
 163         status = "okay";
 164 };
 165
 166 &mmc2_8bit_pins {
 167         /* Increase drive strength for DDR modes */
 168         allwinner,drive = <SUN4I_PINCTRL_40_MA>;
 169 };
 170
 171 &ohci0 {
 172         status = "okay";
 173 };
 174
 175 &ohci2 {
 176         status = "okay";
 177 };
 178
 179 &osc32k {
 180         /* osc32k input is from AC100 */
 181         clocks = <&ac100_rtc 0>;
 182 };
 183
 184 &pio {
 185         led_pins_optimus: led-pins@0 {
 186                 allwinner,pins = "PH0", "PH1";
 187                 allwinner,function = "gpio_out";
 188                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 189                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 190         };
 191
 192         mmc0_cd_pin_optimus: mmc0_cd_pin@0 {
 193                 allwinner,pins = "PH18";
 194                 allwinner,function = "gpio_in";
 195                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 196                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 197         };
 198
 199         usb1_vbus_pin_optimus: usb1_vbus_pin@1 {
 200                 allwinner,pins = "PH4";
 201                 allwinner,function = "gpio_out";
 202                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 203                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 204         };
 205
 206         usb3_vbus_pin_optimus: usb3_vbus_pin@1 {
 207                 allwinner,pins = "PH5";
 208                 allwinner,function = "gpio_out";
 209                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 210                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 211         };
 212 };
 213
 214 &r_ir {
 215         status = "okay";
 216 };
 217
 218 &r_pio {
 219         led_r_pins_optimus: led-pins@1 {
 220                 allwinner,pins = "PM15";
 221                 allwinner,function = "gpio_out";
 222                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 223                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 224         };
 225
 226         wifi_en_pin_optimus: wifi_en_pin@0 {
 227                 allwinner,pins = "PL2";
 228                 allwinner,function = "gpio_out";
 229                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 230                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 231         };
 232 };
 233
 234 &r_rsb {
 235         status = "okay";
 236
 237         axp809: pmic@3a3 {
 238                 reg = <0x3a3>;
 239                 interrupt-parent = <&nmi_intc>;
 240                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 241
 242                 regulators {
 243                         reg_aldo1: aldo1 {
 244                                 /*
 245                                  * TODO: This should be handled by the
 246                                  * USB PHY driver.
 247                                  */
 248                                 regulator-always-on;
 249                                 regulator-min-microvolt = <3000000>;
 250                                 regulator-max-microvolt = <3000000>;
 251                                 regulator-name = "vcc33-usbh";
 252                         };
 253
 254                         reg_aldo2: aldo2 {
 255                                 regulator-min-microvolt = <1800000>;
 256                                 regulator-max-microvolt = <1800000>;
 257                                 regulator-name = "vcc-pb-io-cam";
 258                         };
 259
 260                         aldo3 {
 261                                 /* unused */
 262                         };
 263
 264                         reg_dc5ldo: dc5ldo {
 265                                 regulator-always-on;
 266                                 regulator-min-microvolt = <800000>;
 267                                 regulator-max-microvolt = <1100000>;
 268                                 regulator-name = "vdd-cpus-09-usbh";
 269                         };
 270
 271                         reg_dcdc1: dcdc1 {
 272                                 regulator-always-on;
 273                                 regulator-min-microvolt = <3000000>;
 274                                 regulator-max-microvolt = <3000000>;
 275                                 regulator-name = "vcc-3v";
 276                         };
 277
 278                         reg_dcdc2: dcdc2 {
 279                                 regulator-min-microvolt = <800000>;
 280                                 regulator-max-microvolt = <1100000>;
 281                                 regulator-name = "vdd-gpu";
 282                         };
 283
 284                         reg_dcdc3: dcdc3 {
 285                                 regulator-always-on;
 286                                 regulator-min-microvolt = <800000>;
 287                                 regulator-max-microvolt = <1100000>;
 288                                 regulator-name = "vdd-cpua";
 289                         };
 290
 291                         reg_dcdc4: dcdc4 {
 292                                 regulator-always-on;
 293                                 regulator-min-microvolt = <800000>;
 294                                 regulator-max-microvolt = <1100000>;
 295                                 regulator-name = "vdd-sys-usb0-hdmi";
 296                         };
 297
 298                         reg_dcdc5: dcdc5 {
 299                                 regulator-always-on;
 300                                 regulator-min-microvolt = <1425000>;
 301                                 regulator-max-microvolt = <1575000>;
 302                                 regulator-name = "vcc-dram";
 303                         };
 304
 305                         reg_dldo1: dldo1 {
 306                                 /*
 307                                  * The WiFi chip supports a wide range
 308                                  * (3.0 ~ 4.8V) of voltages, and so does
 309                                  * this regulator (3.0 ~ 4.2V), but
 310                                  * Allwinner SDK always sets it to 3.3V.
 311                                  */
 312                                 regulator-min-microvolt = <3300000>;
 313                                 regulator-max-microvolt = <3300000>;
 314                                 regulator-name = "vcc-wifi";
 315                         };
 316
 317                         reg_dldo2: dldo2 {
 318                                 regulator-always-on;
 319                                 regulator-min-microvolt = <3000000>;
 320                                 regulator-max-microvolt = <3000000>;
 321                                 regulator-name = "vcc-pl";
 322                         };
 323
 324                         reg_eldo1: eldo1 {
 325                                 regulator-min-microvolt = <1200000>;
 326                                 regulator-max-microvolt = <1200000>;
 327                                 regulator-name = "vcc-dvdd-cam";
 328                         };
 329
 330                         reg_eldo2: eldo2 {
 331                                 regulator-min-microvolt = <1800000>;
 332                                 regulator-max-microvolt = <1800000>;
 333                                 regulator-name = "vcc-pe";
 334                         };
 335
 336                         reg_eldo3: eldo3 {
 337                                 regulator-always-on;
 338                                 regulator-min-microvolt = <3000000>;
 339                                 regulator-max-microvolt = <3000000>;
 340                                 regulator-name = "vcc-pm-codec-io1";
 341                         };
 342
 343                         reg_ldo_io0: ldo_io0 {
 344                                 regulator-always-on;
 345                                 regulator-min-microvolt = <3000000>;
 346                                 regulator-max-microvolt = <3000000>;
 347                                 regulator-name = "vcc-pg";
 348                         };
 349
 350                         reg_ldo_io1: ldo_io1 {
 351                                 regulator-min-microvolt = <2500000>;
 352                                 regulator-max-microvolt = <2500000>;
 353                                 regulator-name = "vcc-pa-gmac-2v5";
 354                         };
 355
 356                         reg_rtc_ldo: rtc_ldo {
 357                                 regulator-name = "vcc-rtc-vdd1v8-io";
 358                         };
 359
 360                         sw {
 361                                 /* unused */
 362                         };
 363                 };
 364         };
 365
 366         axp806: pmic@745 {
 367                 compatible = "x-powers,axp806";
 368                 reg = <0x745>;
 369                 interrupt-parent = <&nmi_intc>;
 370                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 371                 interrupt-controller;
 372                 #interrupt-cells = <1>;
 373                 bldoin-supply = <&reg_dcdce>;
 374
 375                 regulators {
 376                         reg_s_aldo1: aldo1 {
 377                                 regulator-always-on;
 378                                 regulator-min-microvolt = <3000000>;
 379                                 regulator-max-microvolt = <3000000>;
 380                                 regulator-name = "avcc";
 381                         };
 382
 383                         aldo2 {
 384                                 /*
 385                                  * unused, but use a different name to
 386                                  * avoid name clash with axp809's aldo's
 387                                  */
 388                                 regulator-name = "s_aldo2";
 389                         };
 390
 391                         aldo3 {
 392                                 /*
 393                                  * unused, but use a different name to
 394                                  * avoid name clash with axp809's aldo's
 395                                  */
 396                                 regulator-name = "s_aldo3";
 397                         };
 398
 399                         reg_bldo1: bldo1 {
 400                                 regulator-always-on;
 401                                 regulator-min-microvolt = <1700000>;
 402                                 regulator-max-microvolt = <1900000>;
 403                                 regulator-name = "vcc18-efuse-adc-display-csi";
 404                         };
 405
 406                         reg_bldo2: bldo2 {
 407                                 regulator-always-on;
 408                                 regulator-min-microvolt = <1700000>;
 409                                 regulator-max-microvolt = <1900000>;
 410                                 regulator-name =
 411                                         "vdd18-drampll-vcc18-pll-cpvdd";
 412                         };
 413
 414                         bldo3 {
 415                                 /* unused */
 416                         };
 417
 418                         reg_bldo4: bldo4 {
 419                                 regulator-min-microvolt = <1100000>;
 420                                 regulator-max-microvolt = <1300000>;
 421                                 regulator-name = "vcc12-hsic";
 422                         };
 423
 424                         reg_cldo1: cldo1 {
 425                                 /*
 426                                  * This was 3V in the original design, but
 427                                  * 3.3V is the recommended supply voltage
 428                                  * for the Ethernet PHY.
 429                                  */
 430                                 regulator-min-microvolt = <3300000>;
 431                                 regulator-max-microvolt = <3300000>;
 432                                 regulator-name = "vcc-gmac-phy";
 433                         };
 434
 435                         reg_cldo2: cldo2 {
 436                                 regulator-min-microvolt = <2800000>;
 437                                 regulator-max-microvolt = <2800000>;
 438                                 regulator-name = "afvcc-cam";
 439                         };
 440
 441                         reg_cldo3: cldo3 {
 442                                 regulator-min-microvolt = <3000000>;
 443                                 regulator-max-microvolt = <3000000>;
 444                                 regulator-name = "vcc-io-wifi-codec-io2";
 445                         };
 446
 447                         reg_dcdca: dcdca {
 448                                 regulator-always-on;
 449                                 regulator-min-microvolt = <800000>;
 450                                 regulator-max-microvolt = <1100000>;
 451                                 regulator-name = "vdd-cpub";
 452                         };
 453
 454                         reg_dcdcd: dcdcd {
 455                                 regulator-always-on;
 456                                 regulator-min-microvolt = <800000>;
 457                                 regulator-max-microvolt = <1100000>;
 458                                 regulator-name = "vdd-vpu";
 459                         };
 460
 461                         reg_dcdce: dcdce {
 462                                 regulator-always-on;
 463                                 regulator-min-microvolt = <2100000>;
 464                                 regulator-max-microvolt = <2100000>;
 465                                 regulator-name = "vcc-bldo-codec-ldoin";
 466                         };
 467
 468                         sw {
 469                                 /*
 470                                  * unused, but use a different name to
 471                                  * avoid name clash with axp809's sw
 472                                  */
 473                                 regulator-name = "s_sw";
 474                         };
 475                 };
 476         };
 477
 478         ac100: codec@e89 {
 479                 compatible = "x-powers,ac100";
 480                 reg = <0xe89>;
 481
 482                 ac100_codec: codec {
 483                         compatible = "x-powers,ac100-codec";
 484                         interrupt-parent = <&r_pio>;
 485                         interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */
 486                         #clock-cells = <0>;
 487                         clock-output-names = "4M_adda";
 488                 };
 489
 490                 ac100_rtc: rtc {
 491                         compatible = "x-powers,ac100-rtc";
 492                         interrupt-parent = <&nmi_intc>;
 493                         interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 494                         clocks = <&ac100_codec>;
 495                         #clock-cells = <1>;
 496                         clock-output-names = "cko1_rtc",
 497                                              "cko2_rtc",
 498                                              "cko3_rtc";
 499                 };
 500         };
 501 };
 502
 503 #include "axp809.dtsi"
 504
 505 &uart0 {
 506         pinctrl-names = "default";
 507         pinctrl-0 = <&uart0_pins_a>;
 508         status = "okay";
 509 };
 510
 511 &usbphy1 {
 512         phy-supply = <&reg_usb1_vbus>;
 513         status = "okay";
 514 };
 515
 516 &usbphy2 {
 517         phy-supply = <&reg_bldo4>;
 518         /* Enable if HSIC peripheral is connected */
 519         status = "disabled";
 520 };
 521
 522 &usbphy3 {
 523         phy-supply = <&reg_usb3_vbus>;
 524         status = "okay";
 525 };