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
 110 &ehci0 {
 111         status = "okay";
 112 };
 113
 114 &ehci1 {
 115         /* Enable if HSIC peripheral is connected */
 116         status = "disabled";
 117 };
 118
 119 &ehci2 {
 120         status = "okay";
 121 };
 122
 123 &mmc0 {
 124         pinctrl-names = "default";
 125         pinctrl-0 = <&mmc0_pins>, <&mmc0_cd_pin_optimus>;
 126         vmmc-supply = <&reg_dcdc1>;
 127         bus-width = <4>;
 128         cd-gpios = <&pio 7 18 GPIO_ACTIVE_HIGH>; /* PH8 */
 129         cd-inverted;
 130         status = "okay";
 131 };
 132
 133 &mmc2 {
 134         pinctrl-names = "default";
 135         pinctrl-0 = <&mmc2_8bit_pins>;
 136         vmmc-supply = <&reg_dcdc1>;
 137         bus-width = <8>;
 138         non-removable;
 139         cap-mmc-hw-reset;
 140         status = "okay";
 141 };
 142
 143 &mmc2_8bit_pins {
 144         /* Increase drive strength for DDR modes */
 145         allwinner,drive = <SUN4I_PINCTRL_40_MA>;
 146 };
 147
 148 &ohci0 {
 149         status = "okay";
 150 };
 151
 152 &ohci2 {
 153         status = "okay";
 154 };
 155
 156 &osc32k {
 157         /* osc32k input is from AC100 */
 158         clocks = <&ac100_rtc 0>;
 159 };
 160
 161 &pio {
 162         led_pins_optimus: led-pins@0 {
 163                 allwinner,pins = "PH0", "PH1";
 164                 allwinner,function = "gpio_out";
 165                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 166                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 167         };
 168
 169         mmc0_cd_pin_optimus: mmc0_cd_pin@0 {
 170                 allwinner,pins = "PH18";
 171                 allwinner,function = "gpio_in";
 172                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 173                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 174         };
 175
 176         usb1_vbus_pin_optimus: usb1_vbus_pin@1 {
 177                 allwinner,pins = "PH4";
 178                 allwinner,function = "gpio_out";
 179                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 180                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 181         };
 182
 183         usb3_vbus_pin_optimus: usb3_vbus_pin@1 {
 184                 allwinner,pins = "PH5";
 185                 allwinner,function = "gpio_out";
 186                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 187                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 188         };
 189 };
 190
 191 &r_ir {
 192         status = "okay";
 193 };
 194
 195 &r_pio {
 196         led_r_pins_optimus: led-pins@1 {
 197                 allwinner,pins = "PM15";
 198                 allwinner,function = "gpio_out";
 199                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 200                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 201         };
 202 };
 203
 204 &r_rsb {
 205         status = "okay";
 206
 207         axp809: pmic@3a3 {
 208                 reg = <0x3a3>;
 209                 interrupt-parent = <&nmi_intc>;
 210                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 211
 212                 regulators {
 213                         reg_aldo1: aldo1 {
 214                                 /*
 215                                  * TODO: This should be handled by the
 216                                  * USB PHY driver.
 217                                  */
 218                                 regulator-always-on;
 219                                 regulator-min-microvolt = <3000000>;
 220                                 regulator-max-microvolt = <3000000>;
 221                                 regulator-name = "vcc33-usbh";
 222                         };
 223
 224                         reg_aldo2: aldo2 {
 225                                 regulator-min-microvolt = <1800000>;
 226                                 regulator-max-microvolt = <1800000>;
 227                                 regulator-name = "vcc-pb-io-cam";
 228                         };
 229
 230                         aldo3 {
 231                                 /* unused */
 232                         };
 233
 234                         reg_dc5ldo: dc5ldo {
 235                                 regulator-always-on;
 236                                 regulator-min-microvolt = <800000>;
 237                                 regulator-max-microvolt = <1100000>;
 238                                 regulator-name = "vdd-cpus-09-usbh";
 239                         };
 240
 241                         reg_dcdc1: dcdc1 {
 242                                 regulator-always-on;
 243                                 regulator-min-microvolt = <3000000>;
 244                                 regulator-max-microvolt = <3000000>;
 245                                 regulator-name = "vcc-3v";
 246                         };
 247
 248                         reg_dcdc2: dcdc2 {
 249                                 regulator-min-microvolt = <800000>;
 250                                 regulator-max-microvolt = <1100000>;
 251                                 regulator-name = "vdd-gpu";
 252                         };
 253
 254                         reg_dcdc3: dcdc3 {
 255                                 regulator-always-on;
 256                                 regulator-min-microvolt = <800000>;
 257                                 regulator-max-microvolt = <1100000>;
 258                                 regulator-name = "vdd-cpua";
 259                         };
 260
 261                         reg_dcdc4: dcdc4 {
 262                                 regulator-always-on;
 263                                 regulator-min-microvolt = <800000>;
 264                                 regulator-max-microvolt = <1100000>;
 265                                 regulator-name = "vdd-sys-usb0-hdmi";
 266                         };
 267
 268                         reg_dcdc5: dcdc5 {
 269                                 regulator-always-on;
 270                                 regulator-min-microvolt = <1425000>;
 271                                 regulator-max-microvolt = <1575000>;
 272                                 regulator-name = "vcc-dram";
 273                         };
 274
 275                         reg_dldo1: dldo1 {
 276                                 /*
 277                                  * The WiFi chip supports a wide range
 278                                  * (3.0 ~ 4.8V) of voltages, and so does
 279                                  * this regulator (3.0 ~ 4.2V), but
 280                                  * Allwinner SDK always sets it to 3.3V.
 281                                  */
 282                                 regulator-min-microvolt = <3300000>;
 283                                 regulator-max-microvolt = <3300000>;
 284                                 regulator-name = "vcc-wifi";
 285                         };
 286
 287                         reg_dldo2: dldo2 {
 288                                 regulator-always-on;
 289                                 regulator-min-microvolt = <3000000>;
 290                                 regulator-max-microvolt = <3000000>;
 291                                 regulator-name = "vcc-pl";
 292                         };
 293
 294                         reg_eldo1: eldo1 {
 295                                 regulator-min-microvolt = <1200000>;
 296                                 regulator-max-microvolt = <1200000>;
 297                                 regulator-name = "vcc-dvdd-cam";
 298                         };
 299
 300                         reg_eldo2: eldo2 {
 301                                 regulator-min-microvolt = <1800000>;
 302                                 regulator-max-microvolt = <1800000>;
 303                                 regulator-name = "vcc-pe";
 304                         };
 305
 306                         reg_eldo3: eldo3 {
 307                                 regulator-always-on;
 308                                 regulator-min-microvolt = <3000000>;
 309                                 regulator-max-microvolt = <3000000>;
 310                                 regulator-name = "vcc-pm-codec-io1";
 311                         };
 312
 313                         reg_ldo_io0: ldo_io0 {
 314                                 regulator-always-on;
 315                                 regulator-min-microvolt = <3000000>;
 316                                 regulator-max-microvolt = <3000000>;
 317                                 regulator-name = "vcc-pg";
 318                         };
 319
 320                         reg_ldo_io1: ldo_io1 {
 321                                 regulator-min-microvolt = <2500000>;
 322                                 regulator-max-microvolt = <2500000>;
 323                                 regulator-name = "vcc-pa-gmac-2v5";
 324                         };
 325
 326                         reg_rtc_ldo: rtc_ldo {
 327                                 regulator-name = "vcc-rtc-vdd1v8-io";
 328                         };
 329
 330                         sw {
 331                                 /* unused */
 332                         };
 333                 };
 334         };
 335
 336         axp806: pmic@745 {
 337                 compatible = "x-powers,axp806";
 338                 reg = <0x745>;
 339                 interrupt-parent = <&nmi_intc>;
 340                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 341                 interrupt-controller;
 342                 #interrupt-cells = <1>;
 343                 bldoin-supply = <&reg_dcdce>;
 344
 345                 regulators {
 346                         reg_s_aldo1: aldo1 {
 347                                 regulator-always-on;
 348                                 regulator-min-microvolt = <3000000>;
 349                                 regulator-max-microvolt = <3000000>;
 350                                 regulator-name = "avcc";
 351                         };
 352
 353                         aldo2 {
 354                                 /*
 355                                  * unused, but use a different name to
 356                                  * avoid name clash with axp809's aldo's
 357                                  */
 358                                 regulator-name = "s_aldo2";
 359                         };
 360
 361                         aldo3 {
 362                                 /*
 363                                  * unused, but use a different name to
 364                                  * avoid name clash with axp809's aldo's
 365                                  */
 366                                 regulator-name = "s_aldo3";
 367                         };
 368
 369                         reg_bldo1: bldo1 {
 370                                 regulator-always-on;
 371                                 regulator-min-microvolt = <1700000>;
 372                                 regulator-max-microvolt = <1900000>;
 373                                 regulator-name = "vcc18-efuse-adc-display-csi";
 374                         };
 375
 376                         reg_bldo2: bldo2 {
 377                                 regulator-always-on;
 378                                 regulator-min-microvolt = <1700000>;
 379                                 regulator-max-microvolt = <1900000>;
 380                                 regulator-name =
 381                                         "vdd18-drampll-vcc18-pll-cpvdd";
 382                         };
 383
 384                         bldo3 {
 385                                 /* unused */
 386                         };
 387
 388                         reg_bldo4: bldo4 {
 389                                 regulator-min-microvolt = <1100000>;
 390                                 regulator-max-microvolt = <1300000>;
 391                                 regulator-name = "vcc12-hsic";
 392                         };
 393
 394                         reg_cldo1: cldo1 {
 395                                 /*
 396                                  * This was 3V in the original design, but
 397                                  * 3.3V is the recommended supply voltage
 398                                  * for the Ethernet PHY.
 399                                  */
 400                                 regulator-min-microvolt = <3300000>;
 401                                 regulator-max-microvolt = <3300000>;
 402                                 regulator-name = "vcc-gmac-phy";
 403                         };
 404
 405                         reg_cldo2: cldo2 {
 406                                 regulator-min-microvolt = <2800000>;
 407                                 regulator-max-microvolt = <2800000>;
 408                                 regulator-name = "afvcc-cam";
 409                         };
 410
 411                         reg_cldo3: cldo3 {
 412                                 regulator-min-microvolt = <3000000>;
 413                                 regulator-max-microvolt = <3000000>;
 414                                 regulator-name = "vcc-io-wifi-codec-io2";
 415                         };
 416
 417                         reg_dcdca: dcdca {
 418                                 regulator-always-on;
 419                                 regulator-min-microvolt = <800000>;
 420                                 regulator-max-microvolt = <1100000>;
 421                                 regulator-name = "vdd-cpub";
 422                         };
 423
 424                         reg_dcdcd: dcdcd {
 425                                 regulator-always-on;
 426                                 regulator-min-microvolt = <800000>;
 427                                 regulator-max-microvolt = <1100000>;
 428                                 regulator-name = "vdd-vpu";
 429                         };
 430
 431                         reg_dcdce: dcdce {
 432                                 regulator-always-on;
 433                                 regulator-min-microvolt = <2100000>;
 434                                 regulator-max-microvolt = <2100000>;
 435                                 regulator-name = "vcc-bldo-codec-ldoin";
 436                         };
 437
 438                         sw {
 439                                 /*
 440                                  * unused, but use a different name to
 441                                  * avoid name clash with axp809's sw
 442                                  */
 443                                 regulator-name = "s_sw";
 444                         };
 445                 };
 446         };
 447
 448         ac100: codec@e89 {
 449                 compatible = "x-powers,ac100";
 450                 reg = <0xe89>;
 451
 452                 ac100_codec: codec {
 453                         compatible = "x-powers,ac100-codec";
 454                         interrupt-parent = <&r_pio>;
 455                         interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */
 456                         #clock-cells = <0>;
 457                         clock-output-names = "4M_adda";
 458                 };
 459
 460                 ac100_rtc: rtc {
 461                         compatible = "x-powers,ac100-rtc";
 462                         interrupt-parent = <&nmi_intc>;
 463                         interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 464                         clocks = <&ac100_codec>;
 465                         #clock-cells = <1>;
 466                         clock-output-names = "cko1_rtc",
 467                                              "cko2_rtc",
 468                                              "cko3_rtc";
 469                 };
 470         };
 471 };
 472
 473 #include "axp809.dtsi"
 474
 475 &uart0 {
 476         pinctrl-names = "default";
 477         pinctrl-0 = <&uart0_pins_a>;
 478         status = "okay";
 479 };
 480
 481 &usbphy1 {
 482         phy-supply = <&reg_usb1_vbus>;
 483         status = "okay";
 484 };
 485
 486 &usbphy2 {
 487         phy-supply = <&reg_bldo4>;
 488         /* Enable if HSIC peripheral is connected */
 489         status = "disabled";
 490 };
 491
 492 &usbphy3 {
 493         phy-supply = <&reg_usb3_vbus>;
 494         status = "okay";
 495 };