arch/arm/boot/dts/exynos5250-snow-common.dtsi

   1 /*
   2  * Google Snow board device tree source
   3  *
   4  * Copyright (c) 2012 Google, Inc
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #include <dt-bindings/gpio/gpio.h>
  12 #include <dt-bindings/clock/maxim,max77686.h>
  13 #include <dt-bindings/interrupt-controller/irq.h>
  14 #include <dt-bindings/input/input.h>
  15 #include "exynos5250.dtsi"
  16
  17 / {
  18         aliases {
  19                 i2c104 = &i2c_104;
  20         };
  21
  22         memory {
  23                 reg = <0x40000000 0x80000000>;
  24         };
  25
  26         chosen {
  27                 bootargs = "console=tty1";
  28                 stdout-path = "serial3:115200n8";
  29         };
  30
  31         gpio-keys {
  32                 compatible = "gpio-keys";
  33                 pinctrl-names = "default";
  34                 pinctrl-0 = <&power_key_irq &lid_irq>;
  35
  36                 power {
  37                         label = "Power";
  38                         gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
  39                         linux,code = <KEY_POWER>;
  40                         wakeup-source;
  41                 };
  42
  43                 lid-switch {
  44                         label = "Lid";
  45                         gpios = <&gpx3 5 GPIO_ACTIVE_LOW>;
  46                         linux,input-type = <5>; /* EV_SW */
  47                         linux,code = <0>; /* SW_LID */
  48                         debounce-interval = <1>;
  49                         wakeup-source;
  50                 };
  51         };
  52
  53         vbat: vbat-fixed-regulator {
  54                 compatible = "regulator-fixed";
  55                 regulator-name = "vbat-supply";
  56                 regulator-boot-on;
  57         };
  58
  59         i2c-arbitrator {
  60                 compatible = "i2c-arb-gpio-challenge";
  61                 #address-cells = <1>;
  62                 #size-cells = <0>;
  63
  64                 i2c-parent = <&i2c_4>;
  65
  66                 our-claim-gpio = <&gpf0 3 GPIO_ACTIVE_LOW>;
  67                 their-claim-gpios = <&gpe0 4 GPIO_ACTIVE_LOW>;
  68                 slew-delay-us = <10>;
  69                 wait-retry-us = <3000>;
  70                 wait-free-us = <50000>;
  71
  72                 pinctrl-names = "default";
  73                 pinctrl-0 = <&arb_our_claim &arb_their_claim>;
  74
  75                 /* Use ID 104 as a hint that we're on physical bus 4 */
  76                 i2c_104: i2c@0 {
  77                         reg = <0>;
  78                         #address-cells = <1>;
  79                         #size-cells = <0>;
  80
  81                         battery: sbs-battery@b {
  82                                 compatible = "sbs,sbs-battery";
  83                                 reg = <0xb>;
  84                                 sbs,poll-retry-count = <1>;
  85                         };
  86
  87                         cros_ec: embedded-controller@1e {
  88                                 compatible = "google,cros-ec-i2c";
  89                                 reg = <0x1e>;
  90                                 interrupts = <6 IRQ_TYPE_NONE>;
  91                                 interrupt-parent = <&gpx1>;
  92                                 pinctrl-names = "default";
  93                                 pinctrl-0 = <&ec_irq>;
  94                                 wakeup-source;
  95                         };
  96
  97                         power-regulator@48 {
  98                                 compatible = "ti,tps65090";
  99                                 reg = <0x48>;
 100
 101                                 /*
 102                                  * Config irq to disable internal pulls
 103                                  * even though we run in polling mode.
 104                                  */
 105                                 pinctrl-names = "default";
 106                                 pinctrl-0 = <&tps65090_irq>;
 107
 108                                 vsys1-supply = <&vbat>;
 109                                 vsys2-supply = <&vbat>;
 110                                 vsys3-supply = <&vbat>;
 111                                 infet1-supply = <&vbat>;
 112                                 infet2-supply = <&vbat>;
 113                                 infet3-supply = <&vbat>;
 114                                 infet4-supply = <&vbat>;
 115                                 infet5-supply = <&vbat>;
 116                                 infet6-supply = <&vbat>;
 117                                 infet7-supply = <&vbat>;
 118                                 vsys-l1-supply = <&vbat>;
 119                                 vsys-l2-supply = <&vbat>;
 120
 121                                 regulators {
 122                                         dcdc1 {
 123                                                 ti,enable-ext-control;
 124                                         };
 125                                         dcdc2 {
 126                                                 ti,enable-ext-control;
 127                                         };
 128                                         dcdc3 {
 129                                                 ti,enable-ext-control;
 130                                         };
 131                                         fet1: fet1 {
 132                                                 regulator-name = "vcd_led";
 133                                                 ti,overcurrent-wait = <3>;
 134                                         };
 135                                         tps65090_fet2: fet2 {
 136                                                 regulator-name = "video_mid";
 137                                                 regulator-always-on;
 138                                                 ti,overcurrent-wait = <3>;
 139                                         };
 140                                         fet3 {
 141                                                 regulator-name = "wwan_r";
 142                                                 regulator-always-on;
 143                                                 ti,overcurrent-wait = <3>;
 144                                         };
 145                                         fet4 {
 146                                                 regulator-name = "sdcard";
 147                                                 ti,overcurrent-wait = <3>;
 148                                         };
 149                                         fet5 {
 150                                                 regulator-name = "camout";
 151                                                 regulator-always-on;
 152                                                 ti,overcurrent-wait = <3>;
 153                                         };
 154                                         fet6: fet6 {
 155                                                 regulator-name = "lcd_vdd";
 156                                                 ti,overcurrent-wait = <3>;
 157                                         };
 158                                         tps65090_fet7: fet7 {
 159                                                 regulator-name = "video_mid_1a";
 160                                                 regulator-always-on;
 161                                                 ti,overcurrent-wait = <3>;
 162                                         };
 163                                         ldo1 {
 164                                         };
 165                                         ldo2 {
 166                                         };
 167                                 };
 168
 169                                 charger {
 170                                         compatible = "ti,tps65090-charger";
 171                                 };
 172                         };
 173                 };
 174         };
 175
 176         sound {
 177                 samsung,i2s-controller = <&i2s0>;
 178         };
 179
 180         usb3_vbus_reg: regulator-usb3 {
 181                 compatible = "regulator-fixed";
 182                 regulator-name = "P5.0V_USB3CON";
 183                 regulator-min-microvolt = <5000000>;
 184                 regulator-max-microvolt = <5000000>;
 185                 gpio = <&gpx2 7 GPIO_ACTIVE_HIGH>;
 186                 pinctrl-names = "default";
 187                 pinctrl-0 = <&usb3_vbus_en>;
 188                 enable-active-high;
 189         };
 190
 191         fixed-rate-clocks {
 192                 xxti {
 193                         compatible = "samsung,clock-xxti";
 194                         clock-frequency = <24000000>;
 195                 };
 196         };
 197
 198         backlight: backlight {
 199                 compatible = "pwm-backlight";
 200                 pwms = <&pwm 0 1000000 0>;
 201                 brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
 202                 default-brightness-level = <7>;
 203                 enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;
 204                 power-supply = <&fet1>;
 205                 pinctrl-0 = <&pwm0_out>;
 206                 pinctrl-names = "default";
 207         };
 208
 209         panel: panel {
 210                 compatible = "auo,b116xw03";
 211                 power-supply = <&fet6>;
 212                 backlight = <&backlight>;
 213
 214                 port {
 215                         panel_in: endpoint {
 216                                 remote-endpoint = <&bridge_out>;
 217                         };
 218                 };
 219         };
 220
 221         mmc3_pwrseq: mmc3_pwrseq {
 222                 compatible = "mmc-pwrseq-simple";
 223                 reset-gpios = <&gpx0 2 GPIO_ACTIVE_LOW>, /* WIFI_RSTn */
 224                               <&gpx0 1 GPIO_ACTIVE_LOW>; /* WIFI_EN */
 225                 clocks = <&max77686 MAX77686_CLK_PMIC>;
 226                 clock-names = "ext_clock";
 227         };
 228 };
 229
 230 &cpu0 {
 231         cpu0-supply = <&buck2_reg>;
 232 };
 233
 234 &dp {
 235         status = "okay";
 236         pinctrl-names = "default";
 237         pinctrl-0 = <&dp_hpd>;
 238         samsung,color-space = <0>;
 239         samsung,color-depth = <1>;
 240         samsung,link-rate = <0x0a>;
 241         samsung,lane-count = <2>;
 242         hpd-gpios = <&gpx0 7 GPIO_ACTIVE_HIGH>;
 243
 244         ports {
 245                 port {
 246                         dp_out: endpoint {
 247                                 remote-endpoint = <&bridge_in>;
 248                         };
 249                 };
 250         };
 251 };
 252
 253 &ehci {
 254         samsung,vbus-gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
 255 };
 256
 257 &fimd {
 258         status = "okay";
 259         samsung,invert-vclk;
 260 };
 261
 262 &hdmi {
 263         hpd-gpio = <&gpx3 7 GPIO_ACTIVE_HIGH>;
 264         pinctrl-names = "default";
 265         pinctrl-0 = <&hdmi_hpd_irq>;
 266         phy = <&hdmiphy>;
 267         ddc = <&i2c_2>;
 268         hdmi-en-supply = <&tps65090_fet7>;
 269         vdd-supply = <&ldo8_reg>;
 270         vdd_osc-supply = <&ldo10_reg>;
 271         vdd_pll-supply = <&ldo8_reg>;
 272 };
 273
 274 &i2c_0 {
 275         status = "okay";
 276         samsung,i2c-sda-delay = <100>;
 277         samsung,i2c-max-bus-freq = <378000>;
 278
 279         max77686: max77686@09 {
 280                 compatible = "maxim,max77686";
 281                 interrupt-parent = <&gpx3>;
 282                 interrupts = <2 IRQ_TYPE_NONE>;
 283                 pinctrl-names = "default";
 284                 pinctrl-0 = <&max77686_irq>;
 285                 wakeup-source;
 286                 reg = <0x09>;
 287                 #clock-cells = <1>;
 288
 289                 voltage-regulators {
 290                         ldo1_reg: LDO1 {
 291                                 regulator-name = "P1.0V_LDO_OUT1";
 292                                 regulator-min-microvolt = <1000000>;
 293                                 regulator-max-microvolt = <1000000>;
 294                                 regulator-always-on;
 295                         };
 296
 297                         ldo2_reg: LDO2 {
 298                                 regulator-name = "P1.8V_LDO_OUT2";
 299                                 regulator-min-microvolt = <1800000>;
 300                                 regulator-max-microvolt = <1800000>;
 301                                 regulator-always-on;
 302                         };
 303
 304                         ldo3_reg: LDO3 {
 305                                 regulator-name = "P1.8V_LDO_OUT3";
 306                                 regulator-min-microvolt = <1800000>;
 307                                 regulator-max-microvolt = <1800000>;
 308                                 regulator-always-on;
 309                         };
 310
 311                         ldo7_reg: LDO7 {
 312                                 regulator-name = "P1.1V_LDO_OUT7";
 313                                 regulator-min-microvolt = <1100000>;
 314                                 regulator-max-microvolt = <1100000>;
 315                                 regulator-always-on;
 316                         };
 317
 318                         ldo8_reg: LDO8 {
 319                                 regulator-name = "P1.0V_LDO_OUT8";
 320                                 regulator-min-microvolt = <1000000>;
 321                                 regulator-max-microvolt = <1000000>;
 322                                 regulator-always-on;
 323                         };
 324
 325                         ldo10_reg: LDO10 {
 326                                 regulator-name = "P1.8V_LDO_OUT10";
 327                                 regulator-min-microvolt = <1800000>;
 328                                 regulator-max-microvolt = <1800000>;
 329                                 regulator-always-on;
 330                         };
 331
 332                         ldo12_reg: LDO12 {
 333                                 regulator-name = "P3.0V_LDO_OUT12";
 334                                 regulator-min-microvolt = <3000000>;
 335                                 regulator-max-microvolt = <3000000>;
 336                                 regulator-always-on;
 337                         };
 338
 339                         ldo14_reg: LDO14 {
 340                                 regulator-name = "P1.8V_LDO_OUT14";
 341                                 regulator-min-microvolt = <1800000>;
 342                                 regulator-max-microvolt = <1800000>;
 343                                 regulator-always-on;
 344                         };
 345
 346                         ldo15_reg: LDO15 {
 347                                 regulator-name = "P1.0V_LDO_OUT15";
 348                                 regulator-min-microvolt = <1000000>;
 349                                 regulator-max-microvolt = <1000000>;
 350                                 regulator-always-on;
 351                         };
 352
 353                         ldo16_reg: LDO16 {
 354                                 regulator-name = "P1.8V_LDO_OUT16";
 355                                 regulator-min-microvolt = <1800000>;
 356                                 regulator-max-microvolt = <1800000>;
 357                                 regulator-always-on;
 358                         };
 359
 360                         buck1_reg: BUCK1 {
 361                                 regulator-name = "vdd_mif";
 362                                 regulator-min-microvolt = <950000>;
 363                                 regulator-max-microvolt = <1300000>;
 364                                 regulator-always-on;
 365                                 regulator-boot-on;
 366                         };
 367
 368                         buck2_reg: BUCK2 {
 369                                 regulator-name = "vdd_arm";
 370                                 regulator-min-microvolt = <850000>;
 371                                 regulator-max-microvolt = <1350000>;
 372                                 regulator-always-on;
 373                                 regulator-boot-on;
 374                         };
 375
 376                         buck3_reg: BUCK3 {
 377                                 regulator-name = "vdd_int";
 378                                 regulator-min-microvolt = <900000>;
 379                                 regulator-max-microvolt = <1200000>;
 380                                 regulator-always-on;
 381                                 regulator-boot-on;
 382                         };
 383
 384                         buck4_reg: BUCK4 {
 385                                 regulator-name = "vdd_g3d";
 386                                 regulator-min-microvolt = <850000>;
 387                                 regulator-max-microvolt = <1300000>;
 388                                 regulator-always-on;
 389                                 regulator-boot-on;
 390                         };
 391
 392                         buck5_reg: BUCK5 {
 393                                 regulator-name = "P1.8V_BUCK_OUT5";
 394                                 regulator-min-microvolt = <1800000>;
 395                                 regulator-max-microvolt = <1800000>;
 396                                 regulator-always-on;
 397                                 regulator-boot-on;
 398                         };
 399
 400                         buck6_reg: BUCK6 {
 401                                 regulator-name = "P1.35V_BUCK_OUT6";
 402                                 regulator-min-microvolt = <1350000>;
 403                                 regulator-max-microvolt = <1350000>;
 404                                 regulator-always-on;
 405                         };
 406
 407                         buck7_reg: BUCK7 {
 408                                 regulator-name = "P2.0V_BUCK_OUT7";
 409                                 regulator-min-microvolt = <2000000>;
 410                                 regulator-max-microvolt = <2000000>;
 411                                 regulator-always-on;
 412                         };
 413
 414                         buck8_reg: BUCK8 {
 415                                 regulator-name = "P2.85V_BUCK_OUT8";
 416                                 regulator-min-microvolt = <2850000>;
 417                                 regulator-max-microvolt = <2850000>;
 418                                 regulator-always-on;
 419                         };
 420                 };
 421         };
 422 };
 423
 424 &i2c_1 {
 425         status = "okay";
 426         samsung,i2c-sda-delay = <100>;
 427         samsung,i2c-max-bus-freq = <378000>;
 428
 429         trackpad@67 {
 430                 reg = <0x67>;
 431                 compatible = "cypress,cyapa";
 432                 interrupts = <2 IRQ_TYPE_NONE>;
 433                 interrupt-parent = <&gpx1>;
 434                 wakeup-source;
 435         };
 436 };
 437
 438 /*
 439  * Disabled pullups since external part has its own pullups and
 440  * double-pulling gets us out of spec in some cases.
 441  */
 442 &i2c2_bus {
 443         samsung,pin-pud = <0>;
 444 };
 445
 446 &i2c_2 {
 447         status = "okay";
 448         samsung,i2c-sda-delay = <100>;
 449         samsung,i2c-max-bus-freq = <66000>;
 450
 451         hdmiddc@50 {
 452                 compatible = "samsung,exynos4210-hdmiddc";
 453                 reg = <0x50>;
 454         };
 455 };
 456
 457 &i2c_3 {
 458         status = "okay";
 459         samsung,i2c-sda-delay = <100>;
 460         samsung,i2c-max-bus-freq = <66000>;
 461 };
 462
 463 &i2c_4 {
 464         status = "okay";
 465         samsung,i2c-sda-delay = <100>;
 466         samsung,i2c-max-bus-freq = <66000>;
 467 };
 468
 469 &i2c_5 {
 470         status = "okay";
 471         samsung,i2c-sda-delay = <100>;
 472         samsung,i2c-max-bus-freq = <66000>;
 473 };
 474
 475 &i2c_7 {
 476         status = "okay";
 477         samsung,i2c-sda-delay = <100>;
 478         samsung,i2c-max-bus-freq = <66000>;
 479
 480         ptn3460: lvds-bridge@20 {
 481                 compatible = "nxp,ptn3460";
 482                 reg = <0x20>;
 483                 powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>;
 484                 reset-gpios = <&gpx1 5 GPIO_ACTIVE_HIGH>;
 485                 edid-emulation = <5>;
 486
 487                 ports {
 488                         #address-cells = <1>;
 489                         #size-cells = <0>;
 490
 491                         port@0 {
 492                                 reg = <0>;
 493
 494                                 bridge_out: endpoint {
 495                                         remote-endpoint = <&panel_in>;
 496                                 };
 497                         };
 498
 499                         port@1 {
 500                                 reg = <1>;
 501
 502                                 bridge_in: endpoint {
 503                                         remote-endpoint = <&dp_out>;
 504                                 };
 505                         };
 506                 };
 507         };
 508 };
 509
 510 &i2c_8 {
 511         status = "okay";
 512         samsung,i2c-sda-delay = <100>;
 513         samsung,i2c-max-bus-freq = <378000>;
 514
 515         hdmiphy: hdmiphy@38 {
 516                 compatible = "samsung,exynos4212-hdmiphy";
 517                 reg = <0x38>;
 518         };
 519 };
 520
 521 &i2s0 {
 522         status = "okay";
 523 };
 524
 525 &mmc_0 {
 526         status = "okay";
 527         num-slots = <1>;
 528         non-removable;
 529         samsung,dw-mshc-ciu-div = <3>;
 530         samsung,dw-mshc-sdr-timing = <2 3>;
 531         samsung,dw-mshc-ddr-timing = <1 2>;
 532         pinctrl-names = "default";
 533         pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4 &sd0_bus8>;
 534         bus-width = <8>;
 535         cap-mmc-highspeed;
 536 };
 537
 538 &mmc_2 {
 539         status = "okay";
 540         num-slots = <1>;
 541         card-detect-delay = <200>;
 542         samsung,dw-mshc-ciu-div = <3>;
 543         samsung,dw-mshc-sdr-timing = <2 3>;
 544         samsung,dw-mshc-ddr-timing = <1 2>;
 545         pinctrl-names = "default";
 546         pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
 547         bus-width = <4>;
 548         wp-gpios = <&gpc2 1 GPIO_ACTIVE_HIGH>;
 549         cap-sd-highspeed;
 550 };
 551
 552 /*
 553  * On Snow we've got SIP WiFi and so can keep drive strengths low to
 554  * reduce EMI.
 555  */
 556 &mmc_3 {
 557         status = "okay";
 558         num-slots = <1>;
 559         non-removable;
 560         cap-sdio-irq;
 561         keep-power-in-suspend;
 562         samsung,dw-mshc-ciu-div = <3>;
 563         samsung,dw-mshc-sdr-timing = <2 3>;
 564         samsung,dw-mshc-ddr-timing = <1 2>;
 565         pinctrl-names = "default";
 566         pinctrl-0 = <&sd3_clk &sd3_cmd &sd3_bus4 &wifi_en &wifi_rst>;
 567         bus-width = <4>;
 568         cap-sd-highspeed;
 569         mmc-pwrseq = <&mmc3_pwrseq>;
 570 };
 571
 572 &pinctrl_0 {
 573         wifi_en: wifi-en {
 574                 samsung,pins = "gpx0-1";
 575                 samsung,pin-function = <1>;
 576                 samsung,pin-pud = <0>;
 577                 samsung,pin-drv = <0>;
 578         };
 579
 580         wifi_rst: wifi-rst {
 581                 samsung,pins = "gpx0-2";
 582                 samsung,pin-function = <1>;
 583                 samsung,pin-pud = <0>;
 584                 samsung,pin-drv = <0>;
 585         };
 586
 587         power_key_irq: power-key-irq {
 588                 samsung,pins = "gpx1-3";
 589                 samsung,pin-function = <0xf>;
 590                 samsung,pin-pud = <0>;
 591                 samsung,pin-drv = <0>;
 592         };
 593
 594         ec_irq: ec-irq {
 595                 samsung,pins = "gpx1-6";
 596                 samsung,pin-function = <0>;
 597                 samsung,pin-pud = <0>;
 598                 samsung,pin-drv = <0>;
 599         };
 600
 601         tps65090_irq: tps65090-irq {
 602                 samsung,pins = "gpx2-6";
 603                 samsung,pin-function = <0>;
 604                 samsung,pin-pud = <0>;
 605                 samsung,pin-drv = <0>;
 606         };
 607
 608         usb3_vbus_en: usb3-vbus-en {
 609                 samsung,pins = "gpx2-7";
 610                 samsung,pin-function = <1>;
 611                 samsung,pin-pud = <0>;
 612                 samsung,pin-drv = <0>;
 613         };
 614
 615         max77686_irq: max77686-irq {
 616                 samsung,pins = "gpx3-2";
 617                 samsung,pin-function = <0>;
 618                 samsung,pin-pud = <0>;
 619                 samsung,pin-drv = <0>;
 620         };
 621
 622         lid_irq: lid-irq {
 623                 samsung,pins = "gpx3-5";
 624                 samsung,pin-function = <0xf>;
 625                 samsung,pin-pud = <0>;
 626                 samsung,pin-drv = <0>;
 627         };
 628
 629         hdmi_hpd_irq: hdmi-hpd-irq {
 630                 samsung,pins = "gpx3-7";
 631                 samsung,pin-function = <0>;
 632                 samsung,pin-pud = <1>;
 633                 samsung,pin-drv = <0>;
 634         };
 635 };
 636
 637 &pinctrl_1 {
 638         arb_their_claim: arb-their-claim {
 639                 samsung,pins = "gpe0-4";
 640                 samsung,pin-function = <0>;
 641                 samsung,pin-pud = <3>;
 642                 samsung,pin-drv = <0>;
 643         };
 644
 645         arb_our_claim: arb-our-claim {
 646                 samsung,pins = "gpf0-3";
 647                 samsung,pin-function = <1>;
 648                 samsung,pin-pud = <0>;
 649                 samsung,pin-drv = <0>;
 650         };
 651 };
 652
 653 &rtc {
 654         status = "okay";
 655         clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>;
 656         clock-names = "rtc", "rtc_src";
 657 };
 658
 659 &sd3_bus4 {
 660         samsung,pin-drv = <0>;
 661 };
 662
 663 &sd3_clk {
 664         samsung,pin-drv = <0>;
 665 };
 666
 667 &sd3_cmd {
 668         samsung,pin-pud = <3>;
 669         samsung,pin-drv = <0>;
 670 };
 671
 672 &spi_1 {
 673         status = "okay";
 674         samsung,spi-src-clk = <0>;
 675         num-cs = <1>;
 676         cs-gpios = <&gpa2 5 GPIO_ACTIVE_HIGH>;
 677 };
 678
 679 &usbdrd_dwc3 {
 680         dr_mode = "host";
 681 };
 682
 683 &usbdrd_phy {
 684         vbus-supply = <&usb3_vbus_reg>;
 685 };
 686
 687 #include "cros-ec-keyboard.dtsi"