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                 pinctrl-names = "default";
  37                 pinctrl-0 = <&power_key_irq &lid_irq>;
  38
  39                 power {
  40                         label = "Power";
  41                         gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
  42                         linux,code = <KEY_POWER>;
  43                         gpio-key,wakeup;
  44                 };
  45
  46                 lid-switch {
  47                         label = "Lid";
  48                         gpios = <&gpx3 5 GPIO_ACTIVE_LOW>;
  49                         linux,input-type = <5>; /* EV_SW */
  50                         linux,code = <0>; /* SW_LID */
  51                         debounce-interval = <1>;
  52                         gpio-key,wakeup;
  53                 };
  54         };
  55
  56         vbat: vbat-fixed-regulator {
  57                 compatible = "regulator-fixed";
  58                 regulator-name = "vbat-supply";
  59                 regulator-boot-on;
  60         };
  61
  62         i2c-arbitrator {
  63                 compatible = "i2c-arb-gpio-challenge";
  64                 #address-cells = <1>;
  65                 #size-cells = <0>;
  66
  67                 i2c-parent = <&{/i2c@12CA0000}>;
  68
  69                 our-claim-gpio = <&gpf0 3 GPIO_ACTIVE_LOW>;
  70                 their-claim-gpios = <&gpe0 4 GPIO_ACTIVE_LOW>;
  71                 slew-delay-us = <10>;
  72                 wait-retry-us = <3000>;
  73                 wait-free-us = <50000>;
  74
  75                 pinctrl-names = "default";
  76                 pinctrl-0 = <&arb_our_claim &arb_their_claim>;
  77
  78                 /* Use ID 104 as a hint that we're on physical bus 4 */
  79                 i2c_104: i2c@0 {
  80                         reg = <0>;
  81                         #address-cells = <1>;
  82                         #size-cells = <0>;
  83
  84                         battery: sbs-battery@b {
  85                                 compatible = "sbs,sbs-battery";
  86                                 reg = <0xb>;
  87                                 sbs,poll-retry-count = <1>;
  88                         };
  89
  90                         cros_ec: embedded-controller {
  91                                 compatible = "google,cros-ec-i2c";
  92                                 reg = <0x1e>;
  93                                 interrupts = <6 IRQ_TYPE_NONE>;
  94                                 interrupt-parent = <&gpx1>;
  95                                 pinctrl-names = "default";
  96                                 pinctrl-0 = <&ec_irq>;
  97                                 wakeup-source;
  98                         };
  99
 100                         power-regulator {
 101                                 compatible = "ti,tps65090";
 102                                 reg = <0x48>;
 103
 104                                 /*
 105                                  * Config irq to disable internal pulls
 106                                  * even though we run in polling mode.
 107                                  */
 108                                 pinctrl-names = "default";
 109                                 pinctrl-0 = <&tps65090_irq>;
 110
 111                                 vsys1-supply = <&vbat>;
 112                                 vsys2-supply = <&vbat>;
 113                                 vsys3-supply = <&vbat>;
 114                                 infet1-supply = <&vbat>;
 115                                 infet2-supply = <&vbat>;
 116                                 infet3-supply = <&vbat>;
 117                                 infet4-supply = <&vbat>;
 118                                 infet5-supply = <&vbat>;
 119                                 infet6-supply = <&vbat>;
 120                                 infet7-supply = <&vbat>;
 121                                 vsys-l1-supply = <&vbat>;
 122                                 vsys-l2-supply = <&vbat>;
 123
 124                                 regulators {
 125                                         dcdc1 {
 126                                                 ti,enable-ext-control;
 127                                         };
 128                                         dcdc2 {
 129                                                 ti,enable-ext-control;
 130                                         };
 131                                         dcdc3 {
 132                                                 ti,enable-ext-control;
 133                                         };
 134                                         fet1: fet1 {
 135                                                 regulator-name = "vcd_led";
 136                                                 ti,overcurrent-wait = <3>;
 137                                         };
 138                                         tps65090_fet2: fet2 {
 139                                                 regulator-name = "video_mid";
 140                                                 regulator-always-on;
 141                                                 ti,overcurrent-wait = <3>;
 142                                         };
 143                                         fet3 {
 144                                                 regulator-name = "wwan_r";
 145                                                 regulator-always-on;
 146                                                 ti,overcurrent-wait = <3>;
 147                                         };
 148                                         fet4 {
 149                                                 regulator-name = "sdcard";
 150                                                 ti,overcurrent-wait = <3>;
 151                                         };
 152                                         fet5 {
 153                                                 regulator-name = "camout";
 154                                                 regulator-always-on;
 155                                                 ti,overcurrent-wait = <3>;
 156                                         };
 157                                         fet6: fet6 {
 158                                                 regulator-name = "lcd_vdd";
 159                                                 ti,overcurrent-wait = <3>;
 160                                         };
 161                                         tps65090_fet7: fet7 {
 162                                                 regulator-name = "video_mid_1a";
 163                                                 regulator-always-on;
 164                                                 ti,overcurrent-wait = <3>;
 165                                         };
 166                                         ldo1 {
 167                                         };
 168                                         ldo2 {
 169                                         };
 170                                 };
 171
 172                                 charger {
 173                                         compatible = "ti,tps65090-charger";
 174                                 };
 175                         };
 176                 };
 177         };
 178
 179         i2c@12CD0000 {
 180                 ptn3460: lvds-bridge@20 {
 181                         compatible = "nxp,ptn3460";
 182                         reg = <0x20>;
 183                         powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>;
 184                         reset-gpios = <&gpx1 5 GPIO_ACTIVE_HIGH>;
 185                         edid-emulation = <5>;
 186                         panel = <&panel>;
 187                 };
 188         };
 189
 190         sound {
 191                 compatible = "google,snow-audio-max98095";
 192
 193                 samsung,model = "Snow-I2S-MAX98095";
 194                 samsung,i2s-controller = <&i2s0>;
 195                 samsung,audio-codec = <&max98095>;
 196         };
 197
 198         usb3_vbus_reg: regulator-usb3 {
 199                 compatible = "regulator-fixed";
 200                 regulator-name = "P5.0V_USB3CON";
 201                 regulator-min-microvolt = <5000000>;
 202                 regulator-max-microvolt = <5000000>;
 203                 gpio = <&gpx2 7 GPIO_ACTIVE_HIGH>;
 204                 pinctrl-names = "default";
 205                 pinctrl-0 = <&usb3_vbus_en>;
 206                 enable-active-high;
 207         };
 208
 209         fixed-rate-clocks {
 210                 xxti {
 211                         compatible = "samsung,clock-xxti";
 212                         clock-frequency = <24000000>;
 213                 };
 214         };
 215
 216         backlight: backlight {
 217                 compatible = "pwm-backlight";
 218                 pwms = <&pwm 0 1000000 0>;
 219                 brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
 220                 default-brightness-level = <7>;
 221                 enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;
 222                 power-supply = <&fet1>;
 223                 pinctrl-0 = <&pwm0_out>;
 224                 pinctrl-names = "default";
 225         };
 226
 227         panel: panel {
 228                 compatible = "auo,b116xw03";
 229                 power-supply = <&fet6>;
 230                 backlight = <&backlight>;
 231         };
 232 };
 233
 234 &dp {
 235         status = "okay";
 236         pinctrl-names = "default";
 237         pinctrl-0 = <&dp_hpd>;
 238         samsung,color-space = <0>;
 239         samsung,dynamic-range = <0>;
 240         samsung,ycbcr-coeff = <0>;
 241         samsung,color-depth = <1>;
 242         samsung,link-rate = <0x0a>;
 243         samsung,lane-count = <2>;
 244         samsung,hpd-gpio = <&gpx0 7 GPIO_ACTIVE_HIGH>;
 245         bridge = <&ptn3460>;
 246 };
 247
 248 &ehci {
 249         samsung,vbus-gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
 250 };
 251
 252 &fimd {
 253         status = "okay";
 254         samsung,invert-vclk;
 255 };
 256
 257 &hdmi {
 258         hpd-gpio = <&gpx3 7 GPIO_ACTIVE_HIGH>;
 259         pinctrl-names = "default";
 260         pinctrl-0 = <&hdmi_hpd_irq>;
 261         phy = <&hdmiphy>;
 262         ddc = <&i2c_2>;
 263         hdmi-en-supply = <&tps65090_fet7>;
 264         vdd-supply = <&ldo8_reg>;
 265         vdd_osc-supply = <&ldo10_reg>;
 266         vdd_pll-supply = <&ldo8_reg>;
 267 };
 268
 269 &i2c_0 {
 270         status = "okay";
 271         samsung,i2c-sda-delay = <100>;
 272         samsung,i2c-max-bus-freq = <378000>;
 273
 274         max77686: max77686@09 {
 275                 compatible = "maxim,max77686";
 276                 interrupt-parent = <&gpx3>;
 277                 interrupts = <2 IRQ_TYPE_NONE>;
 278                 pinctrl-names = "default";
 279                 pinctrl-0 = <&max77686_irq>;
 280                 wakeup-source;
 281                 reg = <0x09>;
 282                 #clock-cells = <1>;
 283
 284                 voltage-regulators {
 285                         ldo1_reg: LDO1 {
 286                                 regulator-name = "P1.0V_LDO_OUT1";
 287                                 regulator-min-microvolt = <1000000>;
 288                                 regulator-max-microvolt = <1000000>;
 289                                 regulator-always-on;
 290                         };
 291
 292                         ldo2_reg: LDO2 {
 293                                 regulator-name = "P1.8V_LDO_OUT2";
 294                                 regulator-min-microvolt = <1800000>;
 295                                 regulator-max-microvolt = <1800000>;
 296                                 regulator-always-on;
 297                         };
 298
 299                         ldo3_reg: LDO3 {
 300                                 regulator-name = "P1.8V_LDO_OUT3";
 301                                 regulator-min-microvolt = <1800000>;
 302                                 regulator-max-microvolt = <1800000>;
 303                                 regulator-always-on;
 304                         };
 305
 306                         ldo7_reg: LDO7 {
 307                                 regulator-name = "P1.1V_LDO_OUT7";
 308                                 regulator-min-microvolt = <1100000>;
 309                                 regulator-max-microvolt = <1100000>;
 310                                 regulator-always-on;
 311                         };
 312
 313                         ldo8_reg: LDO8 {
 314                                 regulator-name = "P1.0V_LDO_OUT8";
 315                                 regulator-min-microvolt = <1000000>;
 316                                 regulator-max-microvolt = <1000000>;
 317                                 regulator-always-on;
 318                         };
 319
 320                         ldo10_reg: LDO10 {
 321                                 regulator-name = "P1.8V_LDO_OUT10";
 322                                 regulator-min-microvolt = <1800000>;
 323                                 regulator-max-microvolt = <1800000>;
 324                                 regulator-always-on;
 325                         };
 326
 327                         ldo12_reg: LDO12 {
 328                                 regulator-name = "P3.0V_LDO_OUT12";
 329                                 regulator-min-microvolt = <3000000>;
 330                                 regulator-max-microvolt = <3000000>;
 331                                 regulator-always-on;
 332                         };
 333
 334                         ldo14_reg: LDO14 {
 335                                 regulator-name = "P1.8V_LDO_OUT14";
 336                                 regulator-min-microvolt = <1800000>;
 337                                 regulator-max-microvolt = <1800000>;
 338                                 regulator-always-on;
 339                         };
 340
 341                         ldo15_reg: LDO15 {
 342                                 regulator-name = "P1.0V_LDO_OUT15";
 343                                 regulator-min-microvolt = <1000000>;
 344                                 regulator-max-microvolt = <1000000>;
 345                                 regulator-always-on;
 346                         };
 347
 348                         ldo16_reg: LDO16 {
 349                                 regulator-name = "P1.8V_LDO_OUT16";
 350                                 regulator-min-microvolt = <1800000>;
 351                                 regulator-max-microvolt = <1800000>;
 352                                 regulator-always-on;
 353                         };
 354
 355                         buck1_reg: BUCK1 {
 356                                 regulator-name = "vdd_mif";
 357                                 regulator-min-microvolt = <950000>;
 358                                 regulator-max-microvolt = <1300000>;
 359                                 regulator-always-on;
 360                                 regulator-boot-on;
 361                         };
 362
 363                         buck2_reg: BUCK2 {
 364                                 regulator-name = "vdd_arm";
 365                                 regulator-min-microvolt = <850000>;
 366                                 regulator-max-microvolt = <1350000>;
 367                                 regulator-always-on;
 368                                 regulator-boot-on;
 369                         };
 370
 371                         buck3_reg: BUCK3 {
 372                                 regulator-name = "vdd_int";
 373                                 regulator-min-microvolt = <900000>;
 374                                 regulator-max-microvolt = <1200000>;
 375                                 regulator-always-on;
 376                                 regulator-boot-on;
 377                         };
 378
 379                         buck4_reg: BUCK4 {
 380                                 regulator-name = "vdd_g3d";
 381                                 regulator-min-microvolt = <850000>;
 382                                 regulator-max-microvolt = <1300000>;
 383                                 regulator-always-on;
 384                                 regulator-boot-on;
 385                         };
 386
 387                         buck5_reg: BUCK5 {
 388                                 regulator-name = "P1.8V_BUCK_OUT5";
 389                                 regulator-min-microvolt = <1800000>;
 390                                 regulator-max-microvolt = <1800000>;
 391                                 regulator-always-on;
 392                                 regulator-boot-on;
 393                         };
 394
 395                         buck6_reg: BUCK6 {
 396                                 regulator-name = "P1.35V_BUCK_OUT6";
 397                                 regulator-min-microvolt = <1350000>;
 398                                 regulator-max-microvolt = <1350000>;
 399                                 regulator-always-on;
 400                         };
 401
 402                         buck7_reg: BUCK7 {
 403                                 regulator-name = "P2.0V_BUCK_OUT7";
 404                                 regulator-min-microvolt = <2000000>;
 405                                 regulator-max-microvolt = <2000000>;
 406                                 regulator-always-on;
 407                         };
 408
 409                         buck8_reg: BUCK8 {
 410                                 regulator-name = "P2.85V_BUCK_OUT8";
 411                                 regulator-min-microvolt = <2850000>;
 412                                 regulator-max-microvolt = <2850000>;
 413                                 regulator-always-on;
 414                         };
 415                 };
 416         };
 417 };
 418
 419 &i2c_1 {
 420         status = "okay";
 421         samsung,i2c-sda-delay = <100>;
 422         samsung,i2c-max-bus-freq = <378000>;
 423
 424         trackpad {
 425                 reg = <0x67>;
 426                 compatible = "cypress,cyapa";
 427                 interrupts = <2 IRQ_TYPE_NONE>;
 428                 interrupt-parent = <&gpx1>;
 429                 wakeup-source;
 430         };
 431 };
 432
 433 /*
 434  * Disabled pullups since external part has its own pullups and
 435  * double-pulling gets us out of spec in some cases.
 436  */
 437 &i2c2_bus {
 438         samsung,pin-pud = <0>;
 439 };
 440
 441 &i2c_2 {
 442         status = "okay";
 443         samsung,i2c-sda-delay = <100>;
 444         samsung,i2c-max-bus-freq = <66000>;
 445
 446         hdmiddc@50 {
 447                 compatible = "samsung,exynos4210-hdmiddc";
 448                 reg = <0x50>;
 449         };
 450 };
 451
 452 &i2c_3 {
 453         status = "okay";
 454         samsung,i2c-sda-delay = <100>;
 455         samsung,i2c-max-bus-freq = <66000>;
 456 };
 457
 458 &i2c_4 {
 459         status = "okay";
 460         samsung,i2c-sda-delay = <100>;
 461         samsung,i2c-max-bus-freq = <66000>;
 462 };
 463
 464 &i2c_5 {
 465         status = "okay";
 466         samsung,i2c-sda-delay = <100>;
 467         samsung,i2c-max-bus-freq = <66000>;
 468 };
 469
 470 &i2c_7 {
 471         status = "okay";
 472         samsung,i2c-sda-delay = <100>;
 473         samsung,i2c-max-bus-freq = <66000>;
 474
 475         max98095: codec@11 {
 476                 compatible = "maxim,max98095";
 477                 reg = <0x11>;
 478                 pinctrl-0 = <&max98095_en>;
 479                 pinctrl-names = "default";
 480         };
 481 };
 482
 483 &i2c_8 {
 484         status = "okay";
 485         samsung,i2c-sda-delay = <100>;
 486         samsung,i2c-max-bus-freq = <378000>;
 487
 488         hdmiphy: hdmiphy@38 {
 489                 compatible = "samsung,exynos4212-hdmiphy";
 490                 reg = <0x38>;
 491         };
 492 };
 493
 494 &i2s0 {
 495         status = "okay";
 496 };
 497
 498 &mmc_0 {
 499         status = "okay";
 500         num-slots = <1>;
 501         broken-cd;
 502         card-detect-delay = <200>;
 503         samsung,dw-mshc-ciu-div = <3>;
 504         samsung,dw-mshc-sdr-timing = <2 3>;
 505         samsung,dw-mshc-ddr-timing = <1 2>;
 506         pinctrl-names = "default";
 507         pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4 &sd0_bus8>;
 508         bus-width = <8>;
 509         cap-mmc-highspeed;
 510 };
 511
 512 &mmc_2 {
 513         status = "okay";
 514         num-slots = <1>;
 515         card-detect-delay = <200>;
 516         samsung,dw-mshc-ciu-div = <3>;
 517         samsung,dw-mshc-sdr-timing = <2 3>;
 518         samsung,dw-mshc-ddr-timing = <1 2>;
 519         pinctrl-names = "default";
 520         pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
 521         bus-width = <4>;
 522         wp-gpios = <&gpc2 1 GPIO_ACTIVE_HIGH>;
 523         cap-sd-highspeed;
 524 };
 525
 526 /*
 527  * On Snow we've got SIP WiFi and so can keep drive strengths low to
 528  * reduce EMI.
 529  */
 530 &mmc_3 {
 531         status = "okay";
 532         num-slots = <1>;
 533         broken-cd;
 534         card-detect-delay = <200>;
 535         samsung,dw-mshc-ciu-div = <3>;
 536         samsung,dw-mshc-sdr-timing = <2 3>;
 537         samsung,dw-mshc-ddr-timing = <1 2>;
 538         pinctrl-names = "default";
 539         pinctrl-0 = <&sd3_clk &sd3_cmd &sd3_bus4>;
 540         bus-width = <4>;
 541         cap-sd-highspeed;
 542 };
 543
 544 &pinctrl_0 {
 545         power_key_irq: power-key-irq {
 546                 samsung,pins = "gpx1-3";
 547                 samsung,pin-function = <0xf>;
 548                 samsung,pin-pud = <0>;
 549                 samsung,pin-drv = <0>;
 550         };
 551
 552         ec_irq: ec-irq {
 553                 samsung,pins = "gpx1-6";
 554                 samsung,pin-function = <0>;
 555                 samsung,pin-pud = <0>;
 556                 samsung,pin-drv = <0>;
 557         };
 558
 559         max98095_en: max98095-en {
 560                 samsung,pins = "gpx1-7";
 561                 samsung,pin-function = <0>;
 562                 samsung,pin-pud = <3>;
 563                 samsung,pin-drv = <0>;
 564         };
 565
 566         tps65090_irq: tps65090-irq {
 567                 samsung,pins = "gpx2-6";
 568                 samsung,pin-function = <0>;
 569                 samsung,pin-pud = <0>;
 570                 samsung,pin-drv = <0>;
 571         };
 572
 573         usb3_vbus_en: usb3-vbus-en {
 574                 samsung,pins = "gpx2-7";
 575                 samsung,pin-function = <1>;
 576                 samsung,pin-pud = <0>;
 577                 samsung,pin-drv = <0>;
 578         };
 579
 580         max77686_irq: max77686-irq {
 581                 samsung,pins = "gpx3-2";
 582                 samsung,pin-function = <0>;
 583                 samsung,pin-pud = <0>;
 584                 samsung,pin-drv = <0>;
 585         };
 586
 587         lid_irq: lid-irq {
 588                 samsung,pins = "gpx3-5";
 589                 samsung,pin-function = <0xf>;
 590                 samsung,pin-pud = <0>;
 591                 samsung,pin-drv = <0>;
 592         };
 593
 594         hdmi_hpd_irq: hdmi-hpd-irq {
 595                 samsung,pins = "gpx3-7";
 596                 samsung,pin-function = <0>;
 597                 samsung,pin-pud = <1>;
 598                 samsung,pin-drv = <0>;
 599         };
 600 };
 601
 602 &pinctrl_1 {
 603         arb_their_claim: arb-their-claim {
 604                 samsung,pins = "gpe0-4";
 605                 samsung,pin-function = <0>;
 606                 samsung,pin-pud = <3>;
 607                 samsung,pin-drv = <0>;
 608         };
 609
 610         arb_our_claim: arb-our-claim {
 611                 samsung,pins = "gpf0-3";
 612                 samsung,pin-function = <1>;
 613                 samsung,pin-pud = <0>;
 614                 samsung,pin-drv = <0>;
 615         };
 616 };
 617
 618 &rtc {
 619         status = "okay";
 620         clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>;
 621         clock-names = "rtc", "rtc_src";
 622 };
 623
 624 &sd3_bus4 {
 625         samsung,pin-drv = <0>;
 626 };
 627
 628 &sd3_clk {
 629         samsung,pin-drv = <0>;
 630 };
 631
 632 &sd3_cmd {
 633         samsung,pin-pud = <3>;
 634         samsung,pin-drv = <0>;
 635 };
 636
 637 &spi_1 {
 638         status = "okay";
 639         samsung,spi-src-clk = <0>;
 640         num-cs = <1>;
 641 };
 642
 643 &usbdrd_dwc3 {
 644         dr_mode = "host";
 645 };
 646
 647 &usbdrd_phy {
 648         vbus-supply = <&usb3_vbus_reg>;
 649 };
 650
 651 #include "cros-ec-keyboard.dtsi"