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

   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 /dts-v1/;
  12 #include <dt-bindings/gpio/gpio.h>
  13 #include <dt-bindings/clock/maxim,max77686.h>
  14 #include <dt-bindings/interrupt-controller/irq.h>
  15 #include <dt-bindings/input/input.h>
  16 #include "exynos5250.dtsi"
  17
  18 / {
  19         model = "Google Snow";
  20         compatible = "google,snow", "samsung,exynos5250", "samsung,exynos5";
  21
  22         aliases {
  23                 i2c104 = &i2c_104;
  24         };
  25
  26         memory {
  27                 reg = <0x40000000 0x80000000>;
  28         };
  29
  30         chosen {
  31                 bootargs = "console=tty1";
  32         };
  33
  34         gpio-keys {
  35                 compatible = "gpio-keys";
  36
  37                 power {
  38                         label = "Power";
  39                         gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
  40                         linux,code = <KEY_POWER>;
  41                         gpio-key,wakeup;
  42                 };
  43
  44                 lid-switch {
  45                         label = "Lid";
  46                         gpios = <&gpx3 5 GPIO_ACTIVE_LOW>;
  47                         linux,input-type = <5>; /* EV_SW */
  48                         linux,code = <0>; /* SW_LID */
  49                         debounce-interval = <1>;
  50                         gpio-key,wakeup;
  51                 };
  52         };
  53
  54         vbat: vbat-fixed-regulator {
  55                 compatible = "regulator-fixed";
  56                 regulator-name = "vbat-supply";
  57                 regulator-boot-on;
  58         };
  59
  60         i2c-arbitrator {
  61                 compatible = "i2c-arb-gpio-challenge";
  62                 #address-cells = <1>;
  63                 #size-cells = <0>;
  64
  65                 i2c-parent = <&{/i2c@12CA0000}>;
  66
  67                 our-claim-gpio = <&gpf0 3 GPIO_ACTIVE_LOW>;
  68                 their-claim-gpios = <&gpe0 4 GPIO_ACTIVE_LOW>;
  69                 slew-delay-us = <10>;
  70                 wait-retry-us = <3000>;
  71                 wait-free-us = <50000>;
  72
  73                 pinctrl-names = "default";
  74                 pinctrl-0 = <&arb_our_claim &arb_their_claim>;
  75
  76                 /* Use ID 104 as a hint that we're on physical bus 4 */
  77                 i2c_104: i2c@0 {
  78                         reg = <0>;
  79                         #address-cells = <1>;
  80                         #size-cells = <0>;
  81
  82                         battery: sbs-battery@b {
  83                                 compatible = "sbs,sbs-battery";
  84                                 reg = <0xb>;
  85                                 sbs,poll-retry-count = <1>;
  86                         };
  87
  88                         cros_ec: embedded-controller {
  89                                 compatible = "google,cros-ec-i2c";
  90                                 reg = <0x1e>;
  91                                 interrupts = <6 IRQ_TYPE_NONE>;
  92                                 interrupt-parent = <&gpx1>;
  93                                 pinctrl-names = "default";
  94                                 pinctrl-0 = <&ec_irq>;
  95                                 wakeup-source;
  96                         };
  97
  98                         power-regulator {
  99                                 compatible = "ti,tps65090";
 100                                 reg = <0x48>;
 101
 102                                 /*
 103                                  * Config irq to disable internal pulls
 104                                  * even though we run in polling mode.
 105                                  */
 106                                 pinctrl-names = "default";
 107                                 pinctrl-0 = <&tps65090_irq>;
 108
 109                                 vsys1-supply = <&vbat>;
 110                                 vsys2-supply = <&vbat>;
 111                                 vsys3-supply = <&vbat>;
 112                                 infet1-supply = <&vbat>;
 113                                 infet2-supply = <&vbat>;
 114                                 infet3-supply = <&vbat>;
 115                                 infet4-supply = <&vbat>;
 116                                 infet5-supply = <&vbat>;
 117                                 infet6-supply = <&vbat>;
 118                                 infet7-supply = <&vbat>;
 119                                 vsys-l1-supply = <&vbat>;
 120                                 vsys-l2-supply = <&vbat>;
 121
 122                                 regulators {
 123                                         dcdc1 {
 124                                                 ti,enable-ext-control;
 125                                         };
 126                                         dcdc2 {
 127                                                 ti,enable-ext-control;
 128                                         };
 129                                         dcdc3 {
 130                                                 ti,enable-ext-control;
 131                                         };
 132                                         fet1: fet1 {
 133                                                 regulator-name = "vcd_led";
 134                                                 ti,overcurrent-wait = <3>;
 135                                         };
 136                                         tps65090_fet2: fet2 {
 137                                                 regulator-name = "video_mid";
 138                                                 regulator-always-on;
 139                                                 ti,overcurrent-wait = <3>;
 140                                         };
 141                                         fet3 {
 142                                                 regulator-name = "wwan_r";
 143                                                 regulator-always-on;
 144                                                 ti,overcurrent-wait = <3>;
 145                                         };
 146                                         fet4 {
 147                                                 regulator-name = "sdcard";
 148                                                 ti,overcurrent-wait = <3>;
 149                                         };
 150                                         fet5 {
 151                                                 regulator-name = "camout";
 152                                                 regulator-always-on;
 153                                                 ti,overcurrent-wait = <3>;
 154                                         };
 155                                         fet6: fet6 {
 156                                                 regulator-name = "lcd_vdd";
 157                                                 ti,overcurrent-wait = <3>;
 158                                         };
 159                                         tps65090_fet7: fet7 {
 160                                                 regulator-name = "video_mid_1a";
 161                                                 regulator-always-on;
 162                                                 ti,overcurrent-wait = <3>;
 163                                         };
 164                                         ldo1 {
 165                                         };
 166                                         ldo2 {
 167                                         };
 168                                 };
 169
 170                                 charger {
 171                                         compatible = "ti,tps65090-charger";
 172                                 };
 173                         };
 174                 };
 175         };
 176
 177         i2c@12CD0000 {
 178                 ptn3460: lvds-bridge@20 {
 179                         compatible = "nxp,ptn3460";
 180                         reg = <0x20>;
 181                         powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>;
 182                         reset-gpios = <&gpx1 5 GPIO_ACTIVE_HIGH>;
 183                         edid-emulation = <5>;
 184                         panel = <&panel>;
 185                 };
 186         };
 187
 188         sound {
 189                 compatible = "google,snow-audio-max98095";
 190
 191                 samsung,model = "Snow-I2S-MAX98095";
 192                 samsung,i2s-controller = <&i2s0>;
 193                 samsung,audio-codec = <&max98095>;
 194         };
 195
 196         usb3_vbus_reg: regulator-usb3 {
 197                 compatible = "regulator-fixed";
 198                 regulator-name = "P5.0V_USB3CON";
 199                 regulator-min-microvolt = <5000000>;
 200                 regulator-max-microvolt = <5000000>;
 201                 gpio = <&gpx2 7 GPIO_ACTIVE_HIGH>;
 202                 pinctrl-names = "default";
 203                 pinctrl-0 = <&usb3_vbus_en>;
 204                 enable-active-high;
 205         };
 206
 207         fixed-rate-clocks {
 208                 xxti {
 209                         compatible = "samsung,clock-xxti";
 210                         clock-frequency = <24000000>;
 211                 };
 212         };
 213
 214         backlight: backlight {
 215                 compatible = "pwm-backlight";
 216                 pwms = <&pwm 0 1000000 0>;
 217                 brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
 218                 default-brightness-level = <7>;
 219                 enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;
 220                 power-supply = <&fet1>;
 221                 pinctrl-0 = <&pwm0_out>;
 222                 pinctrl-names = "default";
 223         };
 224
 225         panel: panel {
 226                 compatible = "auo,b116xw03";
 227                 power-supply = <&fet6>;
 228                 backlight = <&backlight>;
 229         };
 230 };
 231
 232 &dp {
 233         status = "okay";
 234         pinctrl-names = "default";
 235         pinctrl-0 = <&dp_hpd>;
 236         samsung,color-space = <0>;
 237         samsung,dynamic-range = <0>;
 238         samsung,ycbcr-coeff = <0>;
 239         samsung,color-depth = <1>;
 240         samsung,link-rate = <0x0a>;
 241         samsung,lane-count = <2>;
 242         samsung,hpd-gpio = <&gpx0 7 GPIO_ACTIVE_HIGH>;
 243         bridge = <&ptn3460>;
 244 };
 245
 246 &ehci {
 247         samsung,vbus-gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
 248 };
 249
 250 &fimd {
 251         status = "okay";
 252         samsung,invert-vclk;
 253 };
 254
 255 &hdmi {
 256         hpd-gpio = <&gpx3 7 GPIO_ACTIVE_HIGH>;
 257         pinctrl-names = "default";
 258         pinctrl-0 = <&hdmi_hpd_irq>;
 259         phy = <&hdmiphy>;
 260         ddc = <&i2c_2>;
 261         hdmi-en-supply = <&tps65090_fet7>;
 262         vdd-supply = <&ldo8_reg>;
 263         vdd_osc-supply = <&ldo10_reg>;
 264         vdd_pll-supply = <&ldo8_reg>;
 265 };
 266
 267 &i2c_0 {
 268         status = "okay";
 269         samsung,i2c-sda-delay = <100>;
 270         samsung,i2c-max-bus-freq = <378000>;
 271
 272         max77686: max77686@09 {
 273                 compatible = "maxim,max77686";
 274                 interrupt-parent = <&gpx3>;
 275                 interrupts = <2 IRQ_TYPE_NONE>;
 276                 pinctrl-names = "default";
 277                 pinctrl-0 = <&max77686_irq>;
 278                 wakeup-source;
 279                 reg = <0x09>;
 280                 #clock-cells = <1>;
 281
 282                 voltage-regulators {
 283                         ldo1_reg: LDO1 {
 284                                 regulator-name = "P1.0V_LDO_OUT1";
 285                                 regulator-min-microvolt = <1000000>;
 286                                 regulator-max-microvolt = <1000000>;
 287                                 regulator-always-on;
 288                         };
 289
 290                         ldo2_reg: LDO2 {
 291                                 regulator-name = "P1.8V_LDO_OUT2";
 292                                 regulator-min-microvolt = <1800000>;
 293                                 regulator-max-microvolt = <1800000>;
 294                                 regulator-always-on;
 295                         };
 296
 297                         ldo3_reg: LDO3 {
 298                                 regulator-name = "P1.8V_LDO_OUT3";
 299                                 regulator-min-microvolt = <1800000>;
 300                                 regulator-max-microvolt = <1800000>;
 301                                 regulator-always-on;
 302                         };
 303
 304                         ldo7_reg: LDO7 {
 305                                 regulator-name = "P1.1V_LDO_OUT7";
 306                                 regulator-min-microvolt = <1100000>;
 307                                 regulator-max-microvolt = <1100000>;
 308                                 regulator-always-on;
 309                         };
 310
 311                         ldo8_reg: LDO8 {
 312                                 regulator-name = "P1.0V_LDO_OUT8";
 313                                 regulator-min-microvolt = <1000000>;
 314                                 regulator-max-microvolt = <1000000>;
 315                                 regulator-always-on;
 316                         };
 317
 318                         ldo10_reg: LDO10 {
 319                                 regulator-name = "P1.8V_LDO_OUT10";
 320                                 regulator-min-microvolt = <1800000>;
 321                                 regulator-max-microvolt = <1800000>;
 322                                 regulator-always-on;
 323                         };
 324
 325                         ldo12_reg: LDO12 {
 326                                 regulator-name = "P3.0V_LDO_OUT12";
 327                                 regulator-min-microvolt = <3000000>;
 328                                 regulator-max-microvolt = <3000000>;
 329                                 regulator-always-on;
 330                         };
 331
 332                         ldo14_reg: LDO14 {
 333                                 regulator-name = "P1.8V_LDO_OUT14";
 334                                 regulator-min-microvolt = <1800000>;
 335                                 regulator-max-microvolt = <1800000>;
 336                                 regulator-always-on;
 337                         };
 338
 339                         ldo15_reg: LDO15 {
 340                                 regulator-name = "P1.0V_LDO_OUT15";
 341                                 regulator-min-microvolt = <1000000>;
 342                                 regulator-max-microvolt = <1000000>;
 343                                 regulator-always-on;
 344                         };
 345
 346                         ldo16_reg: LDO16 {
 347                                 regulator-name = "P1.8V_LDO_OUT16";
 348                                 regulator-min-microvolt = <1800000>;
 349                                 regulator-max-microvolt = <1800000>;
 350                                 regulator-always-on;
 351                         };
 352
 353                         buck1_reg: BUCK1 {
 354                                 regulator-name = "vdd_mif";
 355                                 regulator-min-microvolt = <950000>;
 356                                 regulator-max-microvolt = <1300000>;
 357                                 regulator-always-on;
 358                                 regulator-boot-on;
 359                         };
 360
 361                         buck2_reg: BUCK2 {
 362                                 regulator-name = "vdd_arm";
 363                                 regulator-min-microvolt = <850000>;
 364                                 regulator-max-microvolt = <1350000>;
 365                                 regulator-always-on;
 366                                 regulator-boot-on;
 367                         };
 368
 369                         buck3_reg: BUCK3 {
 370                                 regulator-name = "vdd_int";
 371                                 regulator-min-microvolt = <900000>;
 372                                 regulator-max-microvolt = <1200000>;
 373                                 regulator-always-on;
 374                                 regulator-boot-on;
 375                         };
 376
 377                         buck4_reg: BUCK4 {
 378                                 regulator-name = "vdd_g3d";
 379                                 regulator-min-microvolt = <850000>;
 380                                 regulator-max-microvolt = <1300000>;
 381                                 regulator-always-on;
 382                                 regulator-boot-on;
 383                         };
 384
 385                         buck5_reg: BUCK5 {
 386                                 regulator-name = "P1.8V_BUCK_OUT5";
 387                                 regulator-min-microvolt = <1800000>;
 388                                 regulator-max-microvolt = <1800000>;
 389                                 regulator-always-on;
 390                                 regulator-boot-on;
 391                         };
 392
 393                         buck6_reg: BUCK6 {
 394                                 regulator-name = "P1.35V_BUCK_OUT6";
 395                                 regulator-min-microvolt = <1350000>;
 396                                 regulator-max-microvolt = <1350000>;
 397                                 regulator-always-on;
 398                         };
 399
 400                         buck7_reg: BUCK7 {
 401                                 regulator-name = "P2.0V_BUCK_OUT7";
 402                                 regulator-min-microvolt = <2000000>;
 403                                 regulator-max-microvolt = <2000000>;
 404                                 regulator-always-on;
 405                         };
 406
 407                         buck8_reg: BUCK8 {
 408                                 regulator-name = "P2.85V_BUCK_OUT8";
 409                                 regulator-min-microvolt = <2850000>;
 410                                 regulator-max-microvolt = <2850000>;
 411                                 regulator-always-on;
 412                         };
 413                 };
 414         };
 415 };
 416
 417 &i2c_1 {
 418         status = "okay";
 419         samsung,i2c-sda-delay = <100>;
 420         samsung,i2c-max-bus-freq = <378000>;
 421
 422         trackpad {
 423                 reg = <0x67>;
 424                 compatible = "cypress,cyapa";
 425                 interrupts = <2 IRQ_TYPE_NONE>;
 426                 interrupt-parent = <&gpx1>;
 427                 wakeup-source;
 428         };
 429 };
 430
 431 /*
 432  * Disabled pullups since external part has its own pullups and
 433  * double-pulling gets us out of spec in some cases.
 434  */
 435 &i2c2_bus {
 436         samsung,pin-pud = <0>;
 437 };
 438
 439 &i2c_2 {
 440         status = "okay";
 441         samsung,i2c-sda-delay = <100>;
 442         samsung,i2c-max-bus-freq = <66000>;
 443
 444         hdmiddc@50 {
 445                 compatible = "samsung,exynos4210-hdmiddc";
 446                 reg = <0x50>;
 447         };
 448 };
 449
 450 &i2c_3 {
 451         status = "okay";
 452         samsung,i2c-sda-delay = <100>;
 453         samsung,i2c-max-bus-freq = <66000>;
 454 };
 455
 456 &i2c_4 {
 457         status = "okay";
 458         samsung,i2c-sda-delay = <100>;
 459         samsung,i2c-max-bus-freq = <66000>;
 460 };
 461
 462 &i2c_5 {
 463         status = "okay";
 464         samsung,i2c-sda-delay = <100>;
 465         samsung,i2c-max-bus-freq = <66000>;
 466 };
 467
 468 &i2c_7 {
 469         status = "okay";
 470         samsung,i2c-sda-delay = <100>;
 471         samsung,i2c-max-bus-freq = <66000>;
 472
 473         max98095: codec@11 {
 474                 compatible = "maxim,max98095";
 475                 reg = <0x11>;
 476                 pinctrl-0 = <&max98095_en>;
 477                 pinctrl-names = "default";
 478         };
 479 };
 480
 481 &i2c_8 {
 482         status = "okay";
 483         samsung,i2c-sda-delay = <100>;
 484         samsung,i2c-max-bus-freq = <378000>;
 485
 486         hdmiphy: hdmiphy@38 {
 487                 compatible = "samsung,exynos4212-hdmiphy";
 488                 reg = <0x38>;
 489         };
 490 };
 491
 492 &i2s0 {
 493         status = "okay";
 494 };
 495
 496 &mmc_0 {
 497         status = "okay";
 498         num-slots = <1>;
 499         broken-cd;
 500         card-detect-delay = <200>;
 501         samsung,dw-mshc-ciu-div = <3>;
 502         samsung,dw-mshc-sdr-timing = <2 3>;
 503         samsung,dw-mshc-ddr-timing = <1 2>;
 504         pinctrl-names = "default";
 505         pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4 &sd0_bus8>;
 506         bus-width = <8>;
 507         cap-mmc-highspeed;
 508 };
 509
 510 &mmc_2 {
 511         status = "okay";
 512         num-slots = <1>;
 513         card-detect-delay = <200>;
 514         samsung,dw-mshc-ciu-div = <3>;
 515         samsung,dw-mshc-sdr-timing = <2 3>;
 516         samsung,dw-mshc-ddr-timing = <1 2>;
 517         pinctrl-names = "default";
 518         pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
 519         bus-width = <4>;
 520         wp-gpios = <&gpc2 1 GPIO_ACTIVE_HIGH>;
 521         cap-sd-highspeed;
 522 };
 523
 524 /*
 525  * On Snow we've got SIP WiFi and so can keep drive strengths low to
 526  * reduce EMI.
 527  */
 528 &mmc_3 {
 529         status = "okay";
 530         num-slots = <1>;
 531         broken-cd;
 532         card-detect-delay = <200>;
 533         samsung,dw-mshc-ciu-div = <3>;
 534         samsung,dw-mshc-sdr-timing = <2 3>;
 535         samsung,dw-mshc-ddr-timing = <1 2>;
 536         pinctrl-names = "default";
 537         pinctrl-0 = <&sd3_clk &sd3_cmd &sd3_bus4>;
 538         bus-width = <4>;
 539         cap-sd-highspeed;
 540 };
 541
 542 &pinctrl_0 {
 543         ec_irq: ec-irq {
 544                 samsung,pins = "gpx1-6";
 545                 samsung,pin-function = <0>;
 546                 samsung,pin-pud = <0>;
 547                 samsung,pin-drv = <0>;
 548         };
 549
 550         max98095_en: max98095-en {
 551                 samsung,pins = "gpx1-7";
 552                 samsung,pin-function = <0>;
 553                 samsung,pin-pud = <3>;
 554                 samsung,pin-drv = <0>;
 555         };
 556
 557         tps65090_irq: tps65090-irq {
 558                 samsung,pins = "gpx2-6";
 559                 samsung,pin-function = <0>;
 560                 samsung,pin-pud = <0>;
 561                 samsung,pin-drv = <0>;
 562         };
 563
 564         usb3_vbus_en: usb3-vbus-en {
 565                 samsung,pins = "gpx2-7";
 566                 samsung,pin-function = <1>;
 567                 samsung,pin-pud = <0>;
 568                 samsung,pin-drv = <0>;
 569         };
 570
 571         max77686_irq: max77686-irq {
 572                 samsung,pins = "gpx3-2";
 573                 samsung,pin-function = <0>;
 574                 samsung,pin-pud = <0>;
 575                 samsung,pin-drv = <0>;
 576         };
 577
 578         hdmi_hpd_irq: hdmi-hpd-irq {
 579                 samsung,pins = "gpx3-7";
 580                 samsung,pin-function = <0>;
 581                 samsung,pin-pud = <1>;
 582                 samsung,pin-drv = <0>;
 583         };
 584 };
 585
 586 &pinctrl_1 {
 587         arb_their_claim: arb-their-claim {
 588                 samsung,pins = "gpe0-4";
 589                 samsung,pin-function = <0>;
 590                 samsung,pin-pud = <3>;
 591                 samsung,pin-drv = <0>;
 592         };
 593
 594         arb_our_claim: arb-our-claim {
 595                 samsung,pins = "gpf0-3";
 596                 samsung,pin-function = <1>;
 597                 samsung,pin-pud = <0>;
 598                 samsung,pin-drv = <0>;
 599         };
 600 };
 601
 602 &rtc {
 603         status = "okay";
 604         clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>;
 605         clock-names = "rtc", "rtc_src";
 606 };
 607
 608 &sd3_bus4 {
 609         samsung,pin-drv = <0>;
 610 };
 611
 612 &sd3_clk {
 613         samsung,pin-drv = <0>;
 614 };
 615
 616 &sd3_cmd {
 617         samsung,pin-pud = <3>;
 618         samsung,pin-drv = <0>;
 619 };
 620
 621 &spi_1 {
 622         status = "okay";
 623         samsung,spi-src-clk = <0>;
 624         num-cs = <1>;
 625 };
 626
 627 &usbdrd_phy {
 628         vbus-supply = <&usb3_vbus_reg>;
 629 };
 630
 631 #include "cros-ec-keyboard.dtsi"