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@40000000 {
  23                 device_type = "memory";
  24                 reg = <0x40000000 0x80000000>;
  25         };
  26
  27         chosen {
  28                 bootargs = "console=tty1";
  29                 stdout-path = "serial3:115200n8";
  30         };
  31
  32         gpio-keys {
  33                 compatible = "gpio-keys";
  34                 pinctrl-names = "default";
  35                 pinctrl-0 = <&power_key_irq &lid_irq>;
  36
  37                 power {
  38                         label = "Power";
  39                         gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
  40                         linux,code = <KEY_POWER>;
  41                         wakeup-source;
  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                         wakeup-source;
  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_4>;
  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@1e {
  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@48 {
  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         sound {
 178                 samsung,i2s-controller = <&i2s0>;
 179         };
 180
 181         usb3_vbus_reg: regulator-usb3 {
 182                 compatible = "regulator-fixed";
 183                 regulator-name = "P5.0V_USB3CON";
 184                 regulator-min-microvolt = <5000000>;
 185                 regulator-max-microvolt = <5000000>;
 186                 gpio = <&gpx2 7 GPIO_ACTIVE_HIGH>;
 187                 pinctrl-names = "default";
 188                 pinctrl-0 = <&usb3_vbus_en>;
 189                 enable-active-high;
 190         };
 191
 192         fixed-rate-clocks {
 193                 xxti {
 194                         compatible = "samsung,clock-xxti";
 195                         clock-frequency = <24000000>;
 196                 };
 197         };
 198
 199         backlight: backlight {
 200                 compatible = "pwm-backlight";
 201                 pwms = <&pwm 0 1000000 0>;
 202                 brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
 203                 default-brightness-level = <7>;
 204                 enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;
 205                 power-supply = <&fet1>;
 206                 pinctrl-0 = <&pwm0_out>;
 207                 pinctrl-names = "default";
 208         };
 209
 210         panel: panel {
 211                 compatible = "auo,b116xw03";
 212                 power-supply = <&fet6>;
 213                 backlight = <&backlight>;
 214
 215                 port {
 216                         panel_in: endpoint {
 217                                 remote-endpoint = <&bridge_out>;
 218                         };
 219                 };
 220         };
 221
 222         mmc3_pwrseq: mmc3_pwrseq {
 223                 compatible = "mmc-pwrseq-simple";
 224                 reset-gpios = <&gpx0 2 GPIO_ACTIVE_LOW>, /* WIFI_RSTn */
 225                               <&gpx0 1 GPIO_ACTIVE_LOW>; /* WIFI_EN */
 226                 clocks = <&max77686 MAX77686_CLK_PMIC>;
 227                 clock-names = "ext_clock";
 228         };
 229 };
 230
 231 &cpu0 {
 232         cpu0-supply = <&buck2_reg>;
 233 };
 234
 235 &dp {
 236         status = "okay";
 237         pinctrl-names = "default";
 238         pinctrl-0 = <&dp_hpd>;
 239         samsung,color-space = <0>;
 240         samsung,color-depth = <1>;
 241         samsung,link-rate = <0x0a>;
 242         samsung,lane-count = <2>;
 243         hpd-gpios = <&gpx0 7 GPIO_ACTIVE_HIGH>;
 244
 245         ports {
 246                 port {
 247                         dp_out: endpoint {
 248                                 remote-endpoint = <&bridge_in>;
 249                         };
 250                 };
 251         };
 252 };
 253
 254 &ehci {
 255         samsung,vbus-gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
 256 };
 257
 258 &fimd {
 259         status = "okay";
 260         samsung,invert-vclk;
 261 };
 262
 263 &hdmi {
 264         hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
 265         pinctrl-names = "default";
 266         pinctrl-0 = <&hdmi_hpd_irq>;
 267         phy = <&hdmiphy>;
 268         ddc = <&i2c_2>;
 269         hdmi-en-supply = <&tps65090_fet7>;
 270         vdd-supply = <&ldo8_reg>;
 271         vdd_osc-supply = <&ldo10_reg>;
 272         vdd_pll-supply = <&ldo8_reg>;
 273 };
 274
 275 &i2c_0 {
 276         status = "okay";
 277         samsung,i2c-sda-delay = <100>;
 278         samsung,i2c-max-bus-freq = <378000>;
 279
 280         max77686: max77686@09 {
 281                 compatible = "maxim,max77686";
 282                 interrupt-parent = <&gpx3>;
 283                 interrupts = <2 IRQ_TYPE_NONE>;
 284                 pinctrl-names = "default";
 285                 pinctrl-0 = <&max77686_irq>;
 286                 wakeup-source;
 287                 reg = <0x09>;
 288                 #clock-cells = <1>;
 289
 290                 voltage-regulators {
 291                         ldo1_reg: LDO1 {
 292                                 regulator-name = "P1.0V_LDO_OUT1";
 293                                 regulator-min-microvolt = <1000000>;
 294                                 regulator-max-microvolt = <1000000>;
 295                                 regulator-always-on;
 296                         };
 297
 298                         ldo2_reg: LDO2 {
 299                                 regulator-name = "P1.8V_LDO_OUT2";
 300                                 regulator-min-microvolt = <1800000>;
 301                                 regulator-max-microvolt = <1800000>;
 302                                 regulator-always-on;
 303                         };
 304
 305                         ldo3_reg: LDO3 {
 306                                 regulator-name = "P1.8V_LDO_OUT3";
 307                                 regulator-min-microvolt = <1800000>;
 308                                 regulator-max-microvolt = <1800000>;
 309                                 regulator-always-on;
 310                         };
 311
 312                         ldo7_reg: LDO7 {
 313                                 regulator-name = "P1.1V_LDO_OUT7";
 314                                 regulator-min-microvolt = <1100000>;
 315                                 regulator-max-microvolt = <1100000>;
 316                                 regulator-always-on;
 317                         };
 318
 319                         ldo8_reg: LDO8 {
 320                                 regulator-name = "P1.0V_LDO_OUT8";
 321                                 regulator-min-microvolt = <1000000>;
 322                                 regulator-max-microvolt = <1000000>;
 323                                 regulator-always-on;
 324                         };
 325
 326                         ldo10_reg: LDO10 {
 327                                 regulator-name = "P1.8V_LDO_OUT10";
 328                                 regulator-min-microvolt = <1800000>;
 329                                 regulator-max-microvolt = <1800000>;
 330                                 regulator-always-on;
 331                         };
 332
 333                         ldo12_reg: LDO12 {
 334                                 regulator-name = "P3.0V_LDO_OUT12";
 335                                 regulator-min-microvolt = <3000000>;
 336                                 regulator-max-microvolt = <3000000>;
 337                                 regulator-always-on;
 338                         };
 339
 340                         ldo14_reg: LDO14 {
 341                                 regulator-name = "P1.8V_LDO_OUT14";
 342                                 regulator-min-microvolt = <1800000>;
 343                                 regulator-max-microvolt = <1800000>;
 344                                 regulator-always-on;
 345                         };
 346
 347                         ldo15_reg: LDO15 {
 348                                 regulator-name = "P1.0V_LDO_OUT15";
 349                                 regulator-min-microvolt = <1000000>;
 350                                 regulator-max-microvolt = <1000000>;
 351                                 regulator-always-on;
 352                         };
 353
 354                         ldo16_reg: LDO16 {
 355                                 regulator-name = "P1.8V_LDO_OUT16";
 356                                 regulator-min-microvolt = <1800000>;
 357                                 regulator-max-microvolt = <1800000>;
 358                                 regulator-always-on;
 359                         };
 360
 361                         buck1_reg: BUCK1 {
 362                                 regulator-name = "vdd_mif";
 363                                 regulator-min-microvolt = <950000>;
 364                                 regulator-max-microvolt = <1300000>;
 365                                 regulator-always-on;
 366                                 regulator-boot-on;
 367                         };
 368
 369                         buck2_reg: BUCK2 {
 370                                 regulator-name = "vdd_arm";
 371                                 regulator-min-microvolt = <850000>;
 372                                 regulator-max-microvolt = <1350000>;
 373                                 regulator-always-on;
 374                                 regulator-boot-on;
 375                         };
 376
 377                         buck3_reg: BUCK3 {
 378                                 regulator-name = "vdd_int";
 379                                 regulator-min-microvolt = <900000>;
 380                                 regulator-max-microvolt = <1200000>;
 381                                 regulator-always-on;
 382                                 regulator-boot-on;
 383                         };
 384
 385                         buck4_reg: BUCK4 {
 386                                 regulator-name = "vdd_g3d";
 387                                 regulator-min-microvolt = <850000>;
 388                                 regulator-max-microvolt = <1300000>;
 389                                 regulator-always-on;
 390                                 regulator-boot-on;
 391                         };
 392
 393                         buck5_reg: BUCK5 {
 394                                 regulator-name = "P1.8V_BUCK_OUT5";
 395                                 regulator-min-microvolt = <1800000>;
 396                                 regulator-max-microvolt = <1800000>;
 397                                 regulator-always-on;
 398                                 regulator-boot-on;
 399                         };
 400
 401                         buck6_reg: BUCK6 {
 402                                 regulator-name = "P1.35V_BUCK_OUT6";
 403                                 regulator-min-microvolt = <1350000>;
 404                                 regulator-max-microvolt = <1350000>;
 405                                 regulator-always-on;
 406                         };
 407
 408                         buck7_reg: BUCK7 {
 409                                 regulator-name = "P2.0V_BUCK_OUT7";
 410                                 regulator-min-microvolt = <2000000>;
 411                                 regulator-max-microvolt = <2000000>;
 412                                 regulator-always-on;
 413                         };
 414
 415                         buck8_reg: BUCK8 {
 416                                 regulator-name = "P2.85V_BUCK_OUT8";
 417                                 regulator-min-microvolt = <2850000>;
 418                                 regulator-max-microvolt = <2850000>;
 419                                 regulator-always-on;
 420                         };
 421                 };
 422         };
 423 };
 424
 425 &i2c_1 {
 426         status = "okay";
 427         samsung,i2c-sda-delay = <100>;
 428         samsung,i2c-max-bus-freq = <378000>;
 429
 430         trackpad@67 {
 431                 reg = <0x67>;
 432                 compatible = "cypress,cyapa";
 433                 interrupts = <2 IRQ_TYPE_NONE>;
 434                 interrupt-parent = <&gpx1>;
 435                 wakeup-source;
 436         };
 437 };
 438
 439 /*
 440  * Disabled pullups since external part has its own pullups and
 441  * double-pulling gets us out of spec in some cases.
 442  */
 443 &i2c2_bus {
 444         samsung,pin-pud = <0>;
 445 };
 446
 447 &i2c_2 {
 448         status = "okay";
 449         samsung,i2c-sda-delay = <100>;
 450         samsung,i2c-max-bus-freq = <66000>;
 451
 452         hdmiddc@50 {
 453                 compatible = "samsung,exynos4210-hdmiddc";
 454                 reg = <0x50>;
 455         };
 456 };
 457
 458 &i2c_3 {
 459         status = "okay";
 460         samsung,i2c-sda-delay = <100>;
 461         samsung,i2c-max-bus-freq = <66000>;
 462 };
 463
 464 &i2c_4 {
 465         status = "okay";
 466         samsung,i2c-sda-delay = <100>;
 467         samsung,i2c-max-bus-freq = <66000>;
 468 };
 469
 470 &i2c_5 {
 471         status = "okay";
 472         samsung,i2c-sda-delay = <100>;
 473         samsung,i2c-max-bus-freq = <66000>;
 474 };
 475
 476 &i2c_7 {
 477         status = "okay";
 478         samsung,i2c-sda-delay = <100>;
 479         samsung,i2c-max-bus-freq = <66000>;
 480
 481         ptn3460: lvds-bridge@20 {
 482                 compatible = "nxp,ptn3460";
 483                 reg = <0x20>;
 484                 powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>;
 485                 reset-gpios = <&gpx1 5 GPIO_ACTIVE_HIGH>;
 486                 edid-emulation = <5>;
 487
 488                 ports {
 489                         #address-cells = <1>;
 490                         #size-cells = <0>;
 491
 492                         port@0 {
 493                                 reg = <0>;
 494
 495                                 bridge_out: endpoint {
 496                                         remote-endpoint = <&panel_in>;
 497                                 };
 498                         };
 499
 500                         port@1 {
 501                                 reg = <1>;
 502
 503                                 bridge_in: endpoint {
 504                                         remote-endpoint = <&dp_out>;
 505                                 };
 506                         };
 507                 };
 508         };
 509 };
 510
 511 &i2c_8 {
 512         status = "okay";
 513         samsung,i2c-sda-delay = <100>;
 514         samsung,i2c-max-bus-freq = <378000>;
 515
 516         hdmiphy: hdmiphy@38 {
 517                 compatible = "samsung,exynos4212-hdmiphy";
 518                 reg = <0x38>;
 519         };
 520 };
 521
 522 &i2s0 {
 523         status = "okay";
 524 };
 525
 526 &mmc_0 {
 527         status = "okay";
 528         num-slots = <1>;
 529         non-removable;
 530         samsung,dw-mshc-ciu-div = <3>;
 531         samsung,dw-mshc-sdr-timing = <2 3>;
 532         samsung,dw-mshc-ddr-timing = <1 2>;
 533         pinctrl-names = "default";
 534         pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4 &sd0_bus8>;
 535         bus-width = <8>;
 536         cap-mmc-highspeed;
 537 };
 538
 539 &mmc_2 {
 540         status = "okay";
 541         num-slots = <1>;
 542         card-detect-delay = <200>;
 543         samsung,dw-mshc-ciu-div = <3>;
 544         samsung,dw-mshc-sdr-timing = <2 3>;
 545         samsung,dw-mshc-ddr-timing = <1 2>;
 546         pinctrl-names = "default";
 547         pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
 548         bus-width = <4>;
 549         wp-gpios = <&gpc2 1 GPIO_ACTIVE_HIGH>;
 550         cap-sd-highspeed;
 551 };
 552
 553 /*
 554  * On Snow we've got SIP WiFi and so can keep drive strengths low to
 555  * reduce EMI.
 556  */
 557 &mmc_3 {
 558         status = "okay";
 559         num-slots = <1>;
 560         non-removable;
 561         cap-sdio-irq;
 562         keep-power-in-suspend;
 563         samsung,dw-mshc-ciu-div = <3>;
 564         samsung,dw-mshc-sdr-timing = <2 3>;
 565         samsung,dw-mshc-ddr-timing = <1 2>;
 566         pinctrl-names = "default";
 567         pinctrl-0 = <&sd3_clk &sd3_cmd &sd3_bus4 &wifi_en &wifi_rst>;
 568         bus-width = <4>;
 569         cap-sd-highspeed;
 570         mmc-pwrseq = <&mmc3_pwrseq>;
 571 };
 572
 573 &pinctrl_0 {
 574         wifi_en: wifi-en {
 575                 samsung,pins = "gpx0-1";
 576                 samsung,pin-function = <1>;
 577                 samsung,pin-pud = <0>;
 578                 samsung,pin-drv = <0>;
 579         };
 580
 581         wifi_rst: wifi-rst {
 582                 samsung,pins = "gpx0-2";
 583                 samsung,pin-function = <1>;
 584                 samsung,pin-pud = <0>;
 585                 samsung,pin-drv = <0>;
 586         };
 587
 588         power_key_irq: power-key-irq {
 589                 samsung,pins = "gpx1-3";
 590                 samsung,pin-function = <0xf>;
 591                 samsung,pin-pud = <0>;
 592                 samsung,pin-drv = <0>;
 593         };
 594
 595         ec_irq: ec-irq {
 596                 samsung,pins = "gpx1-6";
 597                 samsung,pin-function = <0>;
 598                 samsung,pin-pud = <0>;
 599                 samsung,pin-drv = <0>;
 600         };
 601
 602         tps65090_irq: tps65090-irq {
 603                 samsung,pins = "gpx2-6";
 604                 samsung,pin-function = <0>;
 605                 samsung,pin-pud = <0>;
 606                 samsung,pin-drv = <0>;
 607         };
 608
 609         usb3_vbus_en: usb3-vbus-en {
 610                 samsung,pins = "gpx2-7";
 611                 samsung,pin-function = <1>;
 612                 samsung,pin-pud = <0>;
 613                 samsung,pin-drv = <0>;
 614         };
 615
 616         max77686_irq: max77686-irq {
 617                 samsung,pins = "gpx3-2";
 618                 samsung,pin-function = <0>;
 619                 samsung,pin-pud = <0>;
 620                 samsung,pin-drv = <0>;
 621         };
 622
 623         lid_irq: lid-irq {
 624                 samsung,pins = "gpx3-5";
 625                 samsung,pin-function = <0xf>;
 626                 samsung,pin-pud = <0>;
 627                 samsung,pin-drv = <0>;
 628         };
 629
 630         hdmi_hpd_irq: hdmi-hpd-irq {
 631                 samsung,pins = "gpx3-7";
 632                 samsung,pin-function = <0>;
 633                 samsung,pin-pud = <1>;
 634                 samsung,pin-drv = <0>;
 635         };
 636 };
 637
 638 &pinctrl_1 {
 639         arb_their_claim: arb-their-claim {
 640                 samsung,pins = "gpe0-4";
 641                 samsung,pin-function = <0>;
 642                 samsung,pin-pud = <3>;
 643                 samsung,pin-drv = <0>;
 644         };
 645
 646         arb_our_claim: arb-our-claim {
 647                 samsung,pins = "gpf0-3";
 648                 samsung,pin-function = <1>;
 649                 samsung,pin-pud = <0>;
 650                 samsung,pin-drv = <0>;
 651         };
 652 };
 653
 654 &rtc {
 655         status = "okay";
 656         clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>;
 657         clock-names = "rtc", "rtc_src";
 658 };
 659
 660 &sd3_bus4 {
 661         samsung,pin-drv = <0>;
 662 };
 663
 664 &sd3_clk {
 665         samsung,pin-drv = <0>;
 666 };
 667
 668 &sd3_cmd {
 669         samsung,pin-pud = <3>;
 670         samsung,pin-drv = <0>;
 671 };
 672
 673 &spi_1 {
 674         status = "okay";
 675         samsung,spi-src-clk = <0>;
 676         num-cs = <1>;
 677         cs-gpios = <&gpa2 5 GPIO_ACTIVE_HIGH>;
 678 };
 679
 680 &usbdrd_dwc3 {
 681         dr_mode = "host";
 682 };
 683
 684 &usbdrd_phy {
 685         vbus-supply = <&usb3_vbus_reg>;
 686 };
 687
 688 #include "cros-ec-keyboard.dtsi"