arch/arm/boot/dts/cros5250-common.dtsi

   1 /*
   2  * Common device tree include for all Exynos 5250 boards based off of Daisy.
   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 / {
  12         memory {
  13                 reg = <0x40000000 0x80000000>;
  14         };
  15
  16         ramoops {
  17                 compatible = "ramoops";
  18                 reg = <0x41f00000 0x00100000>;
  19                 record-size = <0x00020000>;
  20                 dump-oops;
  21         };
  22
  23         chosen {
  24         };
  25
  26         aliases {
  27                 sysmmu2 = &sysmmu_2;
  28                 sysmmu3 = &sysmmu_3;
  29                 sysmmu4 = &sysmmu_4;
  30                 sysmmu27 = &sysmmu_27;
  31                 sysmmu28 = &sysmmu_28;
  32                 sysmmu23 = &sysmmu_23;
  33                 sysmmu24 = &sysmmu_24;
  34                 sysmmu25 = &sysmmu_25;
  35                 sysmmu26 = &sysmmu_26;
  36                 gsc0 = &gsc_0;
  37                 gsc1 = &gsc_1;
  38                 gsc2 = &gsc_2;
  39                 gsc3 = &gsc_3;
  40                 i2s0 = &i2s_0;
  41         };
  42
  43         firmware {
  44                 chromeos {
  45                         write-protect-gpio = <&gpd1 6 0 0x10000 0>;
  46                         nonvolatile-context-storage = "disk";
  47                         chromeos-vbc-blk = <&mshc_0 0 0 16>;
  48                         chromeos-vbc-ec = <&ec>;
  49                 };
  50         };
  51
  52         i2c@12C60000 {
  53                 samsung,i2c-sda-delay = <100>;
  54                 samsung,i2c-max-bus-freq = <378000>;
  55                 gpios = <&gpb3 0 2 3 0>,
  56                         <&gpb3 1 2 3 0>;
  57
  58                 max77686_pmic@9 {
  59                         compatible = "maxim,max77686-pmic";
  60                         interrupt-parent = <&wakeup_eint>;
  61                         interrupts = <26 0>;
  62                         wakeup-source;
  63                         reg = <0x9>;
  64
  65                         max77686,buck_ramp_delay = <1>;         /* default */
  66                         max77686,enable-low-jitter;
  67
  68                         voltage-regulators {
  69                                 ldo6_reg: LDO6 {
  70                                         regulator-name = "vdd_mydp";
  71                                         regulator-min-microvolt = <1000000>;
  72                                         regulator-max-microvolt = <1000000>;
  73                                         regulator-always-on;
  74                                         reg_op_mode = <1>;
  75                                 };
  76                                 ldo7_reg: LDO7 {
  77                                         regulator-name = "vdd_ldo7";
  78                                         regulator-min-microvolt = <1100000>;
  79                                         regulator-max-microvolt = <1100000>;
  80                                         regulator-always-on;
  81                                         reg_op_mode = <1>; /* Standby Mode */
  82                                 };
  83                                 ldo8_reg: LDO8 {
  84                                         regulator-name = "vdd_ldo8";
  85                                         regulator-min-microvolt = <1000000>;
  86                                         regulator-max-microvolt = <1000000>;
  87                                         regulator-always-on;
  88                                         reg_op_mode = <1>; /* Standby Mode */
  89                                 };
  90                                 ldo10_reg: LDO10 {
  91                                         regulator-name = "vdd_ldo10";
  92                                         regulator-min-microvolt = <1800000>;
  93                                         regulator-max-microvolt = <1800000>;
  94                                         regulator-always-on;
  95                                         reg_op_mode = <1>; /* Standby Mode */
  96                                 };
  97                                 ldo11_reg: LDO11 {
  98                                         regulator-name = "vdd_ldo11";
  99                                         regulator-min-microvolt = <1800000>;
 100                                         regulator-max-microvolt = <1800000>;
 101                                         regulator-always-on;
 102                                         reg_op_mode = <0>; /* Off Mode */
 103                                 };
 104                                 ldo12_reg: LDO12 {
 105                                         regulator-name = "vdd_ldo12";
 106                                         regulator-min-microvolt = <3000000>;
 107                                         regulator-max-microvolt = <3000000>;
 108                                         regulator-always-on;
 109                                         reg_op_mode = <1>; /* Standby Mode */
 110                                 };
 111                                 ldo13_reg: LDO13 {
 112                                         regulator-name = "vdd_ldo13";
 113                                         regulator-min-microvolt = <1800000>;
 114                                         regulator-max-microvolt = <1800000>;
 115                                         regulator-always-on;
 116                                         reg_op_mode = <0>; /* Off Mode */
 117                                 };
 118                                 ldo14_reg: LDO14 {
 119                                         regulator-name = "vdd_ldo14";
 120                                         regulator-min-microvolt = <1800000>;
 121                                         regulator-max-microvolt = <1800000>;
 122                                         regulator-always-on;
 123                                         reg_op_mode = <1>; /* Standby Mode */
 124                                 };
 125                                 ldo15_reg: LDO15 {
 126                                         regulator-name = "vdd_ldo15";
 127                                         regulator-min-microvolt = <1000000>;
 128                                         regulator-max-microvolt = <1000000>;
 129                                         regulator-always-on;
 130                                         reg_op_mode = <1>; /* Standby Mode */
 131                                 };
 132                                 ldo16_reg: LDO16 {
 133                                         regulator-name = "vdd_ldo16";
 134                                         regulator-min-microvolt = <1800000>;
 135                                         regulator-max-microvolt = <1800000>;
 136                                         regulator-always-on;
 137                                         reg_op_mode = <1>; /* Standby Mode */
 138                                 };
 139                                 ldo17_reg: LDO17 {
 140                                         regulator-name = "vdd_bridge";
 141                                         regulator-min-microvolt = <1200000>;
 142                                         regulator-max-microvolt = <1200000>;
 143                                         reg_op_mode = <3>; /* Normal Mode */
 144                                 };
 145
 146                                 buck1_reg: BUCK1 {
 147                                         regulator-name = "vdd_mif";
 148                                         regulator-min-microvolt = <950000>;
 149                                         regulator-max-microvolt = <1300000>;
 150                                         regulator-always-on;
 151                                         regulator-boot-on;
 152                                         reg_op_mode = <1>; /* Standby Mode */
 153                                 };
 154
 155                                 buck2_reg: BUCK2 {
 156                                         regulator-name = "vdd_arm";
 157                                         regulator-min-microvolt = <850000>;
 158                                         regulator-max-microvolt = <1350000>;
 159                                         regulator-boot-on;
 160                                         reg_op_mode = <1>; /* Standby Mode */
 161                                 };
 162
 163                                 buck3_reg: BUCK3 {
 164                                         regulator-name = "vdd_int";
 165                                         regulator-min-microvolt = <900000>;
 166                                         regulator-max-microvolt = <1200000>;
 167                                         regulator-boot-on;
 168                                         reg_op_mode = <1>; /* Standby Mode */
 169                                 };
 170
 171                                 buck4_reg: BUCK4 {
 172                                         regulator-name = "vdd_g3d";
 173                                         regulator-min-microvolt = <850000>;
 174                                         regulator-max-microvolt = <1300000>;
 175                                         regulator-boot-on;
 176                                         reg_op_mode = <1>; /* Standby Mode */
 177                                 };
 178
 179                                 buck5_reg: BUCK5 {
 180                                         regulator-name = "vdd_1v8";
 181                                         regulator-min-microvolt = <1800000>;
 182                                         regulator-max-microvolt = <1800000>;
 183                                         regulator-always-on;
 184                                         regulator-boot-on;
 185                                         /* No Standby/Low Power mode for BUCK5 */
 186                                         reg_op_mode = <3>; /* Normal Mode */
 187                                 };
 188
 189                                 buck8_reg: BUCK8 {
 190                                         regulator-name = "vdd_ummc";
 191                                         regulator-min-microvolt = <900000>;
 192                                         regulator-max-microvolt = <3000000>;
 193                                         regulator-always-on;
 194                                         regulator-boot-on;
 195                                         /* Turn BUCK8 off when ENB8 is low */
 196                                         reg_op_mode = <1>;
 197                                 };
 198
 199                                 en32khz_ap: EN32KHZ_AP {
 200                                         regulator-name = "en32khz_ap";
 201                                         regulator-boot-on;
 202                                         reg_op_mode = <1>; /* Normal Mode */
 203                                 };
 204
 205                                 en32khz_cp: EN32KHZ_CP {
 206                                         regulator-name = "en32khz_cp";
 207                                         regulator-boot-on;
 208                                         reg_op_mode = <1>; /* Normal Mode */
 209                                 };
 210
 211                                 enp32kh: ENP32KHZ {
 212                                         regulator-name = "enp32khz";
 213                                         regulator-boot-on;
 214                                         reg_op_mode = <1>; /* Normal Mode */
 215                                 };
 216                         };
 217
 218                         maxim_rtc: rtc {
 219                         };
 220                 };
 221         };
 222
 223         i2c@12C70000 {
 224                 samsung,i2c-sda-delay = <100>;
 225                 samsung,i2c-max-bus-freq = <400000>;
 226                 gpios = <&gpb3 2 2 3 0>,
 227                         <&gpb3 3 2 3 0>;
 228
 229                 trackpad {
 230                         reg = <0x67>;
 231                         compatible = "cypress,cyapa";
 232                         interrupts = <10 0>;
 233                         interrupt-parent = <&wakeup_eint>;
 234                         wakeup-source;
 235                 };
 236         };
 237
 238         i2c@12C80000 {
 239                 samsung,i2c-sda-delay = <100>;
 240                 samsung,i2c-max-bus-freq = <66000>;
 241
 242                 /*
 243                  * Disabled pullups since external part has its own pullups and
 244                  * double-pulling gets us out of spec in some cases.
 245                  */
 246                 gpios = <&gpa0 6 3 0 0>,
 247                         <&gpa0 7 3 0 0>;
 248
 249                 exynos_hdcp@3a {
 250                         compatible = "samsung,exynos_hdcp";
 251                         reg = <0x3a>;
 252                 };
 253
 254                 exynos_ddc@50 {
 255                         compatible = "samsung,s5p_ddc";
 256                         reg = <0x50>;
 257                 };
 258
 259         };
 260
 261         i2c@12CA0000 {
 262                 samsung,i2c-sda-delay = <100>;
 263                 samsung,i2c-max-bus-freq = <66000>;
 264                 gpios = <&gpa2 0 3 3 0>,
 265                         <&gpa2 1 3 3 0>;
 266
 267                 ec: chromeos-ec@0 {
 268                         compatible = "google,chromeos-ec-i2c";
 269                         reg = <0x1e>;
 270                         interrupts = <14 0>;
 271                         interrupt-parent = <&wakeup_eint>;
 272                         wakeup-source;
 273
 274                         nv-storage {
 275                                 compatible = "google,chromeos_vbc_ec";
 276                         };
 277
 278                         i2c-passthrough {
 279                                 compatible = "google,cros_ec-i2c";
 280                                 #address-cells = <1>;
 281                                 #size-cells = <0>;
 282                         };
 283                 };
 284                 // i2c4 hsic hub @0x8, eeprom @0x50, batt @0xb
 285         };
 286
 287         i2c@12CB0000 {
 288                 samsung,i2c-sda-delay = <100>;
 289                 samsung,i2c-max-bus-freq = <66000>;
 290                 gpios = <&gpa2 2 3 3 0>,
 291                         <&gpa2 3 3 3 0>;
 292
 293                 // i2c5 conn? ts?
 294         };
 295
 296         i2c@12CC0000 {
 297                 status = "disabled";
 298
 299                 // i2c6 is not used on any cros5250 boards
 300         };
 301
 302         i2c@12CD0000 {
 303                 samsung,i2c-sda-delay = <100>;
 304                 samsung,i2c-max-bus-freq = <66000>;
 305                 gpios = <&gpb2 2 3 3 0>,
 306                         <&gpb2 3 3 3 0>;
 307
 308                 // i2c7
 309                 // mipi cam  codec 0x11 gyro @0x68
 310                 // LCD @0x50-57 ALS @? mic-detect @0x3b
 311         };
 312
 313         spi_0: spi@12d20000 {
 314                 status = "disabled";
 315         };
 316
 317         spi_1: spi@12d30000 {
 318                 gpios = <&gpa2 4 2 3 0>,
 319                         <&gpa2 6 2 3 0>,
 320                         <&gpa2 7 2 3 0>;
 321                 samsung,spi-src-clk = <0>;
 322                 num-cs = <1>;
 323         };
 324
 325         spi_2: spi@12d40000 {
 326                 status = "disabled";
 327         };
 328
 329         adc@12D10000 {
 330                 vdd-supply = <&buck5_reg>;
 331         };
 332
 333         dwmmc0@12200000 {
 334                 supports-highspeed;
 335                 card-detection-broken;
 336                 no-write-protect;
 337                 fifo-depth = <0x80>;
 338                 card-detect-delay = <200>;
 339                 samsung,dw-mshc-sdr-timing = <2 3 3>;
 340                 samsung,dw-mshc-ddr-timing = <1 2 3>;
 341
 342                 slot0 {
 343                         bus-width = <8>;
 344                         cd-gpios = <&gpc0 2 2 3 3>;
 345                         gpios = <&gpc0 0 2 0 3>, <&gpc0 1 2 0 3>,
 346                                 <&gpc1 0 2 3 3>, <&gpc1 1 2 3 3>,
 347                                 <&gpc1 2 2 3 3>, <&gpc1 3 2 3 3>,
 348                                 <&gpc0 3 2 3 3>, <&gpc0 4 2 3 3>,
 349                                 <&gpc0 5 2 3 3>, <&gpc0 6 2 3 3>;
 350                 };
 351         };
 352
 353         dwmmc1@12210000 {
 354                 status = "disabled";
 355         };
 356
 357         dwmmc2@12220000 {
 358                 supports-highspeed;
 359                 fifo-depth = <0x80>;
 360                 card-detect-delay = <200>;
 361                 samsung,dw-mshc-sdr-timing = <2 3 3>;
 362                 samsung,dw-mshc-ddr-timing = <1 2 3>;
 363
 364                 slot0 {
 365                         bus-width = <4>;
 366                         /* Card detect is active low */
 367                         cd-gpios = <&gpc3 2 2 0x10003 3>;
 368                         /* Write protect is active high */
 369                         wp_gpios = <&gpc2 1 0 0 3>;
 370                         gpios = <&gpc3 1 2 0 3>, <&gpc3 0 2 0 3>,
 371                                 <&gpc3 3 2 3 3>, <&gpc3 4 2 3 3>,
 372                                 <&gpc3 5 2 3 3>, <&gpc3 6 2 3 3>;
 373                 };
 374         };
 375
 376         dwmmc3@12230000 {
 377                 supports-highspeed;
 378                 card-detection-broken;
 379                 no-write-protect;
 380                 keep-power-in-suspend;
 381                 enable-sdio-wakeup;
 382                 fifo-depth = <0x80>;
 383                 card-detect-delay = <200>;
 384                 samsung,dw-mshc-sdr-timing = <2 3 3>;
 385                 samsung,dw-mshc-ddr-timing = <1 2 3>;
 386
 387                 slot0 {
 388                         bus-width = <4>;
 389                         /* See board-specific dts files for GPIOs */
 390                 };
 391         };
 392
 393         i2c@12CE0000 {
 394                 samsung,i2c-sda-delay = <100>;
 395                 samsung,i2c-max-bus-freq = <400000>;
 396
 397                 exynos_hdmiphy@38 {
 398                         compatible = "samsung,s5p_hdmiphy";
 399                         reg = <0x38>;
 400                 };
 401         };
 402
 403         hdmi {
 404                 hpd-gpio = <&gpx3 7 3 0 3>;
 405         };
 406
 407         ehci {
 408                 samsung,vbus-gpio = <&gpx1 1 1 3 3>;
 409         };
 410
 411         xhci {
 412                 samsung,vbus-gpio = <&gpx2 7 1 3 3>;
 413         };
 414
 415         fixed-regulator {
 416                 compatible = "regulator-fixed";
 417                 regulator-name = "hsichub-reset-l";
 418                 gpio = <&gpe1 0 1 0 0>;
 419                 enable-active-high;
 420         };
 421
 422         // NB: nodes must be at root for regulator-fixed to probe
 423         // NB: must set regulator-boot-on for enable-active-high to be used
 424         // NB: set regulator-always-on to suppress complaints
 425         //     "incomplete constraints, leaving on"
 426         wwan-en {
 427                 compatible = "regulator-fixed";
 428                 regulator-name = "wwan-en";
 429                 gpio = <&gpe0 0 0 0 0>;
 430                 enable-active-high;
 431                 regulator-boot-on;
 432                 regulator-always-on;
 433         };
 434         max98095-en {
 435                 compatible = "regulator-fixed";
 436                 regulator-name = "codec-en";
 437                 gpio = <&gpx1 7 0 0 0>;
 438                 enable-active-high;
 439                 regulator-boot-on;
 440                 regulator-always-on;
 441         };
 442
 443         // NB: these are manually enabled in platform code
 444         wifi-en {
 445                 compatible = "regulator-fixed";
 446                 regulator-name = "wifi-en";
 447                 gpio = <&gpx0 1 0 0 0>;
 448                 enable-active-high;
 449         };
 450         wifi-rst {
 451                 compatible = "regulator-fixed";
 452                 regulator-name = "wifi-rst-l";
 453                 gpio = <&gpx0 2 0 0 0>;
 454                 enable-active-high;
 455                 startup-delay-us = <1500>;
 456         };
 457
 458         gpio-keys {
 459                 compatible = "gpio-keys";
 460
 461                 power {
 462                         label = "Power";
 463                         gpios = <&gpx1 3 0 0x10000 0>;
 464                         linux,code = <116>; /* KEY_POWER */
 465                         gpio-key,wakeup;
 466                 };
 467         };
 468 };