arch/arm/dts/rk3288-phycore-som.dtsi

   1 /*
   2  * Device tree file for Phytec phyCORE-RK3288 SoM
   3  * Copyright (C) 2017 PHYTEC Messtechnik GmbH
   4  * Author: Wadim Egorov <w.egorov@phytec.de>
   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 #include <dt-bindings/net/ti-dp83867.h>
  46 #include "rk3288.dtsi"
  47
  48 / {
  49         model = "Phytec RK3288 phyCORE";
  50         compatible = "phytec,rk3288-phycore-som", "rockchip,rk3288";
  51
  52         /*
  53          * Set the minimum memory size here and
  54          * let the bootloader set the real size.
  55          */
  56         memory {
  57                 device_type = "memory";
  58                 reg = <0 0x8000000>;
  59         };
  60
  61         aliases {
  62                 rtc0 = &i2c_rtc;
  63                 rtc1 = &rk818;
  64         };
  65
  66         ext_gmac: external-gmac-clock {
  67                 compatible = "fixed-clock";
  68                 #clock-cells = <0>;
  69                 clock-frequency = <125000000>;
  70                 clock-output-names = "ext_gmac";
  71         };
  72
  73         io_domains: io_domains {
  74                 compatible = "rockchip,rk3288-io-voltage-domain";
  75
  76                 status = "okay";
  77                 sdcard-supply = <&vdd_io_sd>;
  78                 flash0-supply = <&vdd_emmc_io>;
  79                 flash1-supply = <&vdd_misc_1v8>;
  80                 gpio1830-supply = <&vdd_3v3_io>;
  81                 gpio30-supply = <&vdd_3v3_io>;
  82                 bb-supply = <&vdd_3v3_io>;
  83                 dvp-supply = <&vdd_3v3_io>;
  84                 lcdc-supply = <&vdd_3v3_io>;
  85                 wifi-supply = <&vdd_3v3_io>;
  86                 audio-supply = <&vdd_3v3_io>;
  87         };
  88
  89         leds: user-leds {
  90                 compatible = "gpio-leds";
  91                 pinctrl-names = "default";
  92                 pinctrl-0 = <&user_led>;
  93
  94                 user {
  95                         label = "green_led";
  96                         gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
  97                         linux,default-trigger = "heartbeat";
  98                         default-state = "keep";
  99                 };
 100         };
 101
 102         vdd_emmc_io: vdd-emmc-io {
 103                 compatible = "regulator-fixed";
 104                 regulator-name = "vdd_emmc_io";
 105                 regulator-min-microvolt = <1800000>;
 106                 regulator-max-microvolt = <1800000>;
 107                 vin-supply = <&vdd_3v3_io>;
 108         };
 109
 110         vdd_in_otg_out: vdd-in-otg-out {
 111                 compatible = "regulator-fixed";
 112                 regulator-name = "vdd_in_otg_out";
 113                 regulator-always-on;
 114                 regulator-boot-on;
 115                 regulator-min-microvolt = <5000000>;
 116                 regulator-max-microvolt = <5000000>;
 117         };
 118
 119         vdd_misc_1v8: vdd-misc-1v8 {
 120                 compatible = "regulator-fixed";
 121                 regulator-name = "vdd_misc_1v8";
 122                 regulator-always-on;
 123                 regulator-boot-on;
 124                 regulator-min-microvolt = <1800000>;
 125                 regulator-max-microvolt = <1800000>;
 126         };
 127 };
 128
 129 &cpu0 {
 130         cpu0-supply = <&vdd_cpu>;
 131         operating-points = <
 132                 /* KHz    uV */
 133                 1800000 1400000
 134                 1608000 1350000
 135                 1512000 1300000
 136                 1416000 1200000
 137                 1200000 1100000
 138                 1008000 1050000
 139                  816000 1000000
 140                  696000  950000
 141                  600000  900000
 142                  408000  900000
 143                  312000  900000
 144                  216000  900000
 145                  126000  900000
 146         >;
 147 };
 148
 149 &emmc {
 150         status = "okay";
 151         u-boot,dm-pre-reloc;
 152
 153         bus-width = <8>;
 154         cap-mmc-highspeed;
 155         disable-wp;
 156         non-removable;
 157         num-slots = <1>;
 158         pinctrl-names = "default";
 159         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
 160         vmmc-supply = <&vdd_3v3_io>;
 161         vqmmc-supply = <&vdd_emmc_io>;
 162 };
 163
 164 &gmac {
 165         assigned-clocks = <&cru SCLK_MAC>;
 166         assigned-clock-parents = <&ext_gmac>;
 167         clock_in_out = "input";
 168         pinctrl-names = "default";
 169         pinctrl-0 = <&rgmii_pins &phy_rst &phy_int>;
 170         phy-handle = <&phy0>;
 171         phy-supply = <&vdd_eth_2v5>;
 172         phy-mode = "rgmii-id";
 173         snps,reset-active-low;
 174         snps,reset-delays-us = <0 10000 1000000>;
 175         snps,reset-gpio = <&gpio4 8 GPIO_ACTIVE_HIGH>;
 176         tx_delay = <0x0>;
 177         rx_delay = <0x0>;
 178
 179         mdio0 {
 180                 compatible = "snps,dwmac-mdio";
 181                 #address-cells = <1>;
 182                 #size-cells = <0>;
 183
 184                 phy0: ethernet-phy@0 {
 185                         compatible = "ethernet-phy-ieee802.3-c22";
 186                         reg = <0>;
 187                         interrupt-parent = <&gpio4>;
 188                         interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
 189                         ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 190                         ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 191                         ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
 192                         enet-phy-lane-no-swap;
 193                 };
 194         };
 195 };
 196
 197 &hdmi {
 198         ddc-i2c-bus = <&i2c5>;
 199 };
 200
 201 &i2c0 {
 202         status = "okay";
 203         u-boot,dm-pre-reloc;
 204
 205         clock-frequency = <400000>;
 206
 207         rk818: pmic@1c {
 208                 status = "okay";
 209                 compatible = "rockchip,rk818";
 210                 reg = <0x1c>;
 211                 interrupt-parent = <&gpio0>;
 212                 interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
 213                 pinctrl-names = "default";
 214                 pinctrl-0 = <&pmic_int>;
 215                 rockchip,system-power-controller;
 216                 wakeup-source;
 217                 #clock-cells = <1>;
 218                 u-boot,dm-pre-reloc;
 219
 220                 vcc1-supply = <&vdd_sys>;
 221                 vcc2-supply = <&vdd_sys>;
 222                 vcc3-supply = <&vdd_sys>;
 223                 vcc4-supply = <&vdd_sys>;
 224                 boost-supply = <&vdd_in_otg_out>;
 225                 vcc6-supply = <&vdd_sys>;
 226                 vcc7-supply = <&vdd_misc_1v8>;
 227                 vcc8-supply = <&vdd_misc_1v8>;
 228                 vcc9-supply = <&vdd_3v3_io>;
 229                 vddio-supply = <&vdd_3v3_io>;
 230
 231                 regulators {
 232                         u-boot,dm-pre-reloc;
 233                         vdd_log: DCDC_REG1 {
 234                                 regulator-name = "vdd_log";
 235                                 regulator-always-on;
 236                                 regulator-boot-on;
 237                                 regulator-min-microvolt = <1100000>;
 238                                 regulator-max-microvolt = <1100000>;
 239                                 regulator-state-mem {
 240                                         regulator-off-in-suspend;
 241                                 };
 242                         };
 243
 244                         vdd_gpu: DCDC_REG2 {
 245                                 regulator-name = "vdd_gpu";
 246                                 regulator-always-on;
 247                                 regulator-boot-on;
 248                                 regulator-min-microvolt = <800000>;
 249                                 regulator-max-microvolt = <1250000>;
 250                                 regulator-state-mem {
 251                                         regulator-on-in-suspend;
 252                                         regulator-suspend-microvolt = <1000000>;
 253                                 };
 254                         };
 255
 256                         vcc_ddr: DCDC_REG3 {
 257                                 regulator-name = "vcc_ddr";
 258                                 regulator-always-on;
 259                                 regulator-boot-on;
 260                                 regulator-state-mem {
 261                                         regulator-on-in-suspend;
 262                                 };
 263                         };
 264
 265                         vdd_3v3_io: DCDC_REG4 {
 266                                 regulator-name = "vdd_3v3_io";
 267                                 regulator-always-on;
 268                                 regulator-boot-on;
 269                                 regulator-min-microvolt = <3300000>;
 270                                 regulator-max-microvolt = <3300000>;
 271                                 regulator-state-mem {
 272                                         regulator-on-in-suspend;
 273                                         regulator-suspend-microvolt = <3300000>;
 274                                 };
 275                         };
 276
 277                         vdd_sys: DCDC_BOOST {
 278                                 regulator-name = "vdd_sys";
 279                                 regulator-always-on;
 280                                 regulator-boot-on;
 281                                 regulator-min-microvolt = <5000000>;
 282                                 regulator-max-microvolt = <5000000>;
 283                                 regulator-state-mem {
 284                                         regulator-on-in-suspend;
 285                                         regulator-suspend-microvolt = <5000000>;
 286                                 };
 287                         };
 288
 289                         /* vcc9 */
 290                         vdd_sd: SWITCH_REG {
 291                                 regulator-name = "vdd_sd";
 292                                 regulator-always-on;
 293                                 regulator-boot-on;
 294                                 regulator-state-mem {
 295                                         regulator-off-in-suspend;
 296                                 };
 297                         };
 298
 299                         /* vcc6 */
 300                         vdd_eth_2v5: LDO_REG2 {
 301                                 regulator-name = "vdd_eth_2v5";
 302                                 regulator-always-on;
 303                                 regulator-boot-on;
 304                                 regulator-min-microvolt = <2500000>;
 305                                 regulator-max-microvolt = <2500000>;
 306                                 regulator-state-mem {
 307                                         regulator-on-in-suspend;
 308                                         regulator-suspend-microvolt = <2500000>;
 309                                 };
 310                         };
 311
 312                         /* vcc7 */
 313                         vdd_1v0: LDO_REG3 {
 314                                 regulator-name = "vdd_1v0";
 315                                 regulator-always-on;
 316                                 regulator-boot-on;
 317                                 regulator-min-microvolt = <1000000>;
 318                                 regulator-max-microvolt = <1000000>;
 319                                 regulator-state-mem {
 320                                         regulator-on-in-suspend;
 321                                         regulator-suspend-microvolt = <1000000>;
 322                                 };
 323                         };
 324
 325                         /* vcc8 */
 326                         vdd_1v8_lcd_ldo: LDO_REG4 {
 327                                 regulator-name = "vdd_1v8_lcd_ldo";
 328                                 regulator-always-on;
 329                                 regulator-boot-on;
 330                                 regulator-min-microvolt = <1800000>;
 331                                 regulator-max-microvolt = <1800000>;
 332                                 regulator-state-mem {
 333                                         regulator-on-in-suspend;
 334                                         regulator-suspend-microvolt = <1800000>;
 335                                 };
 336                         };
 337
 338                         /* vcc8 */
 339                         vdd_1v0_lcd: LDO_REG6 {
 340                                 regulator-name = "vdd_1v0_lcd";
 341                                 regulator-always-on;
 342                                 regulator-boot-on;
 343                                 regulator-min-microvolt = <1000000>;
 344                                 regulator-max-microvolt = <1000000>;
 345                                 regulator-state-mem {
 346                                         regulator-on-in-suspend;
 347                                         regulator-suspend-microvolt = <1000000>;
 348                                 };
 349                         };
 350
 351                         /* vcc7 */
 352                         vdd_1v8_ldo: LDO_REG7 {
 353                                 regulator-name = "vdd_1v8_ldo";
 354                                 regulator-always-on;
 355                                 regulator-boot-on;
 356                                 regulator-min-microvolt = <1800000>;
 357                                 regulator-max-microvolt = <1800000>;
 358                                 regulator-state-mem {
 359                                         regulator-off-in-suspend;
 360                                         regulator-suspend-microvolt = <1800000>;
 361                                 };
 362                         };
 363
 364                         /* vcc9 */
 365                         vdd_io_sd: LDO_REG9 {
 366                                 regulator-name = "vdd_io_sd";
 367                                 regulator-always-on;
 368                                 regulator-boot-on;
 369                                 regulator-min-microvolt = <3300000>;
 370                                 regulator-max-microvolt = <3300000>;
 371                                 regulator-state-mem {
 372                                         regulator-on-in-suspend;
 373                                         regulator-suspend-microvolt = <3300000>;
 374                                 };
 375                         };
 376                 };
 377         };
 378
 379         /* M24C32-D */
 380         i2c_eeprom: eeprom@50 {
 381                 compatible = "atmel,24c32";
 382                 reg = <0x50>;
 383                 pagesize = <32>;
 384         };
 385
 386         vdd_cpu: regulator@60 {
 387                 compatible = "fcs,fan53555";
 388                 reg = <0x60>;
 389                 fcs,suspend-voltage-selector = <1>;
 390                 regulator-always-on;
 391                 regulator-boot-on;
 392                 regulator-enable-ramp-delay = <300>;
 393                 regulator-name = "vdd_cpu";
 394                 regulator-min-microvolt = <800000>;
 395                 regulator-max-microvolt = <1430000>;
 396                 regulator-ramp-delay = <8000>;
 397                 vin-supply = <&vdd_sys>;
 398         };
 399 };
 400
 401 &pinctrl {
 402         pcfg_output_high: pcfg-output-high {
 403                 output-high;
 404         };
 405
 406         emmc {
 407                 /*
 408                  * We run eMMC at max speed; bump up drive strength.
 409                  * We also have external pulls, so disable the internal ones.
 410                  */
 411                 emmc_clk: emmc-clk {
 412                         rockchip,pins = <3 18 RK_FUNC_2 &pcfg_pull_none_12ma>;
 413                 };
 414
 415                 emmc_cmd: emmc-cmd {
 416                         rockchip,pins = <3 16 RK_FUNC_2 &pcfg_pull_none_12ma>;
 417                 };
 418
 419                 emmc_bus8: emmc-bus8 {
 420                         rockchip,pins = <3 0 RK_FUNC_2 &pcfg_pull_none_12ma>,
 421                                         <3 1 RK_FUNC_2 &pcfg_pull_none_12ma>,
 422                                         <3 2 RK_FUNC_2 &pcfg_pull_none_12ma>,
 423                                         <3 3 RK_FUNC_2 &pcfg_pull_none_12ma>,
 424                                         <3 4 RK_FUNC_2 &pcfg_pull_none_12ma>,
 425                                         <3 5 RK_FUNC_2 &pcfg_pull_none_12ma>,
 426                                         <3 6 RK_FUNC_2 &pcfg_pull_none_12ma>,
 427                                         <3 7 RK_FUNC_2 &pcfg_pull_none_12ma>;
 428                 };
 429         };
 430
 431         gmac {
 432                 phy_int: phy-int {
 433                         rockchip,pins = <4 2 RK_FUNC_GPIO &pcfg_pull_up>;
 434                 };
 435
 436                 phy_rst: phy-rst {
 437                         rockchip,pins = <4 8 RK_FUNC_GPIO &pcfg_output_high>;
 438                 };
 439         };
 440
 441         leds {
 442                 user_led: user-led {
 443                         rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_output_high>;
 444                 };
 445         };
 446
 447         pmic {
 448                 pmic_int: pmic-int {
 449                         rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
 450                 };
 451
 452                 /* Pin for switching state between sleep and non-sleep state */
 453                 pmic_sleep: pmic-sleep {
 454                         rockchip,pins = <RK_GPIO0 0 RK_FUNC_GPIO &pcfg_pull_up>;
 455                 };
 456         };
 457 };
 458
 459 &pwm1 {
 460         status = "okay";
 461 };
 462
 463 &saradc {
 464         status = "okay";
 465         vref-supply = <&vdd_1v8_ldo>;
 466 };
 467
 468 &spi2 {
 469         status = "okay";
 470
 471         serial_flash: flash@0 {
 472                 compatible = "micron,n25q128a13", "jedec,spi-nor";
 473                 reg = <0x0>;
 474                 spi-max-frequency = <50000000>;
 475                 m25p,fast-read;
 476                 #address-cells = <1>;
 477                 #size-cells = <1>;
 478                 status = "okay";
 479         };
 480 };
 481
 482 &tsadc {
 483         status = "okay";
 484         rockchip,hw-tshut-mode = <0>;
 485         rockchip,hw-tshut-polarity = <0>;
 486 };
 487
 488 &vopb {
 489         status = "okay";
 490 };
 491
 492 &vopb_mmu {
 493         status = "okay";
 494 };
 495
 496 &vopl {
 497         status = "okay";
 498 };
 499
 500 &vopl_mmu {
 501         status = "okay";
 502 };
 503
 504 &wdt {
 505         status = "okay";
 506 };