arch/arm/boot/dts/exynos4412-itop-scp-core.dtsi

   1 /*
   2  * TOPEET's Exynos4412 based itop board device tree source
   3  *
   4  * Copyright (c) 2016 SUMOMO Computer Association
   5  *                      https://www.sumomo.mobi
   6  *                      Randy Li <ayaka@soulik.info>
   7  *
   8  * Device tree source file for TOPEET iTop Exynos 4412 SCP package core
   9  * board which is based on Samsung's Exynos4412 SoC.
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License version 2 as
  13  * published by the Free Software Foundation.
  14  */
  15
  16 #include <dt-bindings/clock/samsung,s2mps11.h>
  17 #include <dt-bindings/gpio/gpio.h>
  18 #include <dt-bindings/input/input.h>
  19 #include "exynos4412.dtsi"
  20 #include "exynos4412-ppmu-common.dtsi"
  21 #include "exynos-mfc-reserved-memory.dtsi"
  22
  23 / {
  24         memory@40000000 {
  25                 device_type = "memory";
  26                 reg = <0x40000000 0x40000000>;
  27         };
  28
  29         firmware@0203F000 {
  30                 compatible = "samsung,secure-firmware";
  31                 reg = <0x0203F000 0x1000>;
  32         };
  33
  34         fixed-rate-clocks {
  35                 xxti {
  36                         compatible = "samsung,clock-xxti";
  37                         clock-frequency = <0>;
  38                 };
  39
  40                 xusbxti {
  41                         compatible = "samsung,clock-xusbxti";
  42                         clock-frequency = <24000000>;
  43                 };
  44         };
  45
  46         thermal-zones {
  47                 cpu_thermal: cpu-thermal {
  48                         cooling-maps {
  49                                 map0 {
  50                                      /* Corresponds to 800MHz at freq_table */
  51                                      cooling-device = <&cpu0 7 7>;
  52                                 };
  53                                 map1 {
  54                                      /* Corresponds to 200MHz at freq_table */
  55                                      cooling-device = <&cpu0 13 13>;
  56                                };
  57                        };
  58                 };
  59         };
  60
  61         usb-hub {
  62                 compatible = "smsc,usb3503a";
  63                 reset-gpios = <&gpm2 4 GPIO_ACTIVE_LOW>;
  64                 connect-gpios = <&gpm3 3 GPIO_ACTIVE_HIGH>;
  65                 intn-gpios = <&gpx2 3 GPIO_ACTIVE_HIGH>;
  66                 pinctrl-names = "default";
  67                 pinctrl-0 = <&hsic_reset>;
  68         };
  69 };
  70
  71 &bus_dmc {
  72         devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
  73         vdd-supply = <&buck1_reg>;
  74         status = "okay";
  75 };
  76
  77 &bus_acp {
  78         devfreq = <&bus_dmc>;
  79         status = "okay";
  80 };
  81
  82 &bus_c2c {
  83         devfreq = <&bus_dmc>;
  84         status = "okay";
  85 };
  86
  87 &bus_leftbus {
  88         devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>;
  89         vdd-supply = <&buck3_reg>;
  90         status = "okay";
  91 };
  92
  93 &bus_rightbus {
  94         devfreq = <&bus_leftbus>;
  95         status = "okay";
  96 };
  97
  98 &bus_fsys {
  99         devfreq = <&bus_leftbus>;
 100         status = "okay";
 101 };
 102
 103 &bus_peri {
 104         devfreq = <&bus_leftbus>;
 105         status = "okay";
 106 };
 107
 108 &bus_mfc {
 109         devfreq = <&bus_leftbus>;
 110         status = "okay";
 111 };
 112
 113 &cpu0 {
 114         cpu0-supply = <&buck2_reg>;
 115 };
 116
 117 &hsotg {
 118         vusb_d-supply = <&ldo15_reg>;
 119         vusb_a-supply = <&ldo12_reg>;
 120 };
 121
 122 &i2c_1 {
 123         #address-cells = <1>;
 124         #size-cells = <0>;
 125         samsung,i2c-sda-delay = <100>;
 126         samsung,i2c-max-bus-freq = <400000>;
 127         pinctrl-0 = <&i2c1_bus>;
 128         pinctrl-names = "default";
 129         status = "okay";
 130
 131         s5m8767: s5m8767-pmic@66 {
 132                 compatible = "samsung,s5m8767-pmic";
 133                 reg = <0x66>;
 134
 135                 s5m8767,pmic-buck-default-dvs-idx = <3>;
 136
 137                 s5m8767,pmic-buck-dvs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>,
 138                                                  <&gpb 6 GPIO_ACTIVE_HIGH>,
 139                                                  <&gpb 7 GPIO_ACTIVE_HIGH>;
 140
 141                 s5m8767,pmic-buck-ds-gpios = <&gpm3 5 GPIO_ACTIVE_HIGH>,
 142                                                 <&gpm3 6 GPIO_ACTIVE_HIGH>,
 143                                                 <&gpm3 7 GPIO_ACTIVE_HIGH>;
 144
 145                 /* VDD_ARM */
 146                 s5m8767,pmic-buck2-dvs-voltage = <1356250>, <1300000>,
 147                                                  <1243750>, <1118750>,
 148                                                  <1068750>, <1012500>,
 149                                                  <956250>, <900000>;
 150                 /* VDD_INT */
 151                 s5m8767,pmic-buck3-dvs-voltage = <1000000>, <1000000>,
 152                                                  <925000>, <925000>,
 153                                                  <887500>, <887500>,
 154                                                  <850000>, <850000>;
 155                 /* VDD_G3D */
 156                 s5m8767,pmic-buck4-dvs-voltage = <1081250>, <1081250>,
 157                                                  <1025000>, <950000>,
 158                                                  <918750>, <900000>,
 159                                                  <875000>, <831250>;
 160
 161                 regulators {
 162                         ldo1_reg: LDO1 {
 163                                 regulator-name = "VDD_ALIVE";
 164                                 regulator-min-microvolt = <1100000>;
 165                                 regulator-max-microvolt = <1100000>;
 166                                 regulator-always-on;
 167                                 regulator-boot-on;
 168                                 op_mode = <1>; /* Normal Mode */
 169                         };
 170
 171                         /* SCP uses 1.5v, POP uses 1.2v */
 172                         ldo2_reg: LDO2 {
 173                                 regulator-name = "VDDQ_M12";
 174                                 regulator-min-microvolt = <1500000>;
 175                                 regulator-max-microvolt = <1500000>;
 176                                 regulator-always-on;
 177                                 regulator-boot-on;
 178                                 op_mode = <1>; /* Normal Mode */
 179                         };
 180
 181                         ldo3_reg: LDO3 {
 182                                 regulator-name = "VDDIOAP_18";
 183                                 regulator-min-microvolt = <1800000>;
 184                                 regulator-max-microvolt = <1800000>;
 185                                 regulator-always-on;
 186                                 op_mode = <1>; /* Normal Mode */
 187                         };
 188
 189                         ldo4_reg: LDO4 {
 190                                 regulator-name = "VDDQ_PRE";
 191                                 regulator-min-microvolt = <1800000>;
 192                                 regulator-max-microvolt = <1800000>;
 193                                 regulator-always-on;
 194                                 op_mode = <1>; /* Normal Mode */
 195                         };
 196
 197                         ldo5_reg: LDO5 {
 198                                 regulator-name = "VDD_LDO5";
 199                                 op_mode = <0>; /* Always off Mode */
 200                         };
 201
 202                         ldo6_reg: LDO6 {
 203                                 regulator-name = "VDD10_MPLL";
 204                                 regulator-min-microvolt = <1000000>;
 205                                 regulator-max-microvolt = <1000000>;
 206                                 regulator-always-on;
 207                                 op_mode = <1>; /* Normal Mode */
 208                         };
 209
 210                         ldo7_reg: LDO7 {
 211                                 regulator-name = "VDD10_XPLL";
 212                                 regulator-min-microvolt = <1000000>;
 213                                 regulator-max-microvolt = <1000000>;
 214                                 regulator-always-on;
 215                                 op_mode = <1>; /* Normal Mode */
 216                         };
 217
 218                         ldo8_reg: LDO8 {
 219                                 regulator-name = "VDD10_MIPI";
 220                                 regulator-min-microvolt = <1000000>;
 221                                 regulator-max-microvolt = <1000000>;
 222                                 op_mode = <1>; /* Normal Mode */
 223                         };
 224
 225                         ldo9_reg: LDO9 {
 226                                 regulator-name = "VDD33_LCD";
 227                                 regulator-min-microvolt = <3300000>;
 228                                 regulator-max-microvolt = <3300000>;
 229                                 op_mode = <1>; /* Normal Mode */
 230                         };
 231
 232                         ldo10_reg: LDO10 {
 233                                 regulator-name = "VDD18_MIPI";
 234                                 regulator-min-microvolt = <1800000>;
 235                                 regulator-max-microvolt = <1800000>;
 236                                 op_mode = <1>; /* Normal Mode */
 237                         };
 238
 239                         ldo11_reg: LDO11 {
 240                                 regulator-name = "VDD18_ABB1";
 241                                 regulator-min-microvolt = <1800000>;
 242                                 regulator-max-microvolt = <1800000>;
 243                                 regulator-always-on;
 244                                 op_mode = <1>; /* Normal Mode */
 245                         };
 246
 247                         ldo12_reg: LDO12 {
 248                                 regulator-name = "VDD33_UOTG";
 249                                 regulator-min-microvolt = <3300000>;
 250                                 regulator-max-microvolt = <3300000>;
 251                                 regulator-always-on;
 252                                 op_mode = <1>; /* Normal Mode */
 253                         };
 254
 255                         ldo13_reg: LDO13 {
 256                                 regulator-name = "VDDIOPERI_18";
 257                                 regulator-min-microvolt = <1800000>;
 258                                 regulator-max-microvolt = <1800000>;
 259                                 regulator-always-on;
 260                                 op_mode = <1>; /* Normal Mode */
 261                         };
 262
 263                         ldo14_reg: LDO14 {
 264                                 regulator-name = "VDD18_ABB02";
 265                                 regulator-min-microvolt = <1800000>;
 266                                 regulator-max-microvolt = <1800000>;
 267                                 regulator-always-on;
 268                                 op_mode = <1>; /* Normal Mode */
 269                         };
 270
 271                         ldo15_reg: LDO15 {
 272                                 regulator-name = "VDD10_USH";
 273                                 regulator-min-microvolt = <1000000>;
 274                                 regulator-max-microvolt = <1000000>;
 275                                 regulator-always-on;
 276                                 op_mode = <1>; /* Normal Mode */
 277                         };
 278
 279                         ldo16_reg: LDO16 {
 280                                 regulator-name = "VDD18_HSIC";
 281                                 regulator-min-microvolt = <1800000>;
 282                                 regulator-max-microvolt = <1800000>;
 283                                 regulator-always-on;
 284                                 op_mode = <1>; /* Normal Mode */
 285                         };
 286
 287                         ldo17_reg: LDO17 {
 288                                 regulator-name = "VDDIOAP_MMC012_28";
 289                                 regulator-min-microvolt = <2800000>;
 290                                 regulator-max-microvolt = <2800000>;
 291                                 op_mode = <1>; /* Normal Mode */
 292                         };
 293
 294                         /* Used by HSIC */
 295                         ldo18_reg: LDO18 {
 296                                 regulator-name = "VDDIOPERI_28";
 297                                 regulator-min-microvolt = <3300000>;
 298                                 regulator-max-microvolt = <3300000>;
 299                                 regulator-always-on;
 300                                 op_mode = <1>; /* Normal Mode */
 301                         };
 302
 303                         ldo19_reg: LDO19 {
 304                                 regulator-name = "VDD_LDO19";
 305                                 op_mode = <0>; /* Always off Mode */
 306                         };
 307
 308                         ldo20_reg: LDO20 {
 309                                 regulator-name = "VDD28_CAM";
 310                                 regulator-min-microvolt = <1800000>;
 311                                 regulator-max-microvolt = <2800000>;
 312                                 op_mode = <1>; /* Normal Mode */
 313                         };
 314
 315                         ldo21_reg: LDO21 {
 316                                 regulator-name = "VDD28_AF";
 317                                 regulator-min-microvolt = <1800000>;
 318                                 regulator-max-microvolt = <2800000>;
 319                                 op_mode = <1>; /* Normal Mode */
 320                         };
 321
 322                         ldo22_reg: LDO22 {
 323                                 regulator-name = "VDDA28_2M";
 324                                 regulator-min-microvolt = <2800000>;
 325                                 regulator-max-microvolt = <2800000>;
 326                                 op_mode = <1>; /* Normal Mode */
 327                         };
 328
 329                         ldo23_reg: LDO23 {
 330                                 regulator-name = "VDD28_TF";
 331                                 regulator-min-microvolt = <2800000>;
 332                                 regulator-max-microvolt = <2800000>;
 333                                 op_mode = <1>; /* Normal Mode */
 334                         };
 335
 336                         ldo24_reg: LDO24 {
 337                                 regulator-name = "VDD33_A31";
 338                                 regulator-min-microvolt = <3300000>;
 339                                 regulator-max-microvolt = <3300000>;
 340                                 op_mode = <1>; /* Normal Mode */
 341                         };
 342
 343                         ldo25_reg: LDO25 {
 344                                 regulator-name = "VDD18_CAM";
 345                                 regulator-min-microvolt = <1800000>;
 346                                 regulator-max-microvolt = <1800000>;
 347                                 op_mode = <1>; /* Normal Mode */
 348                         };
 349
 350                         ldo26_reg: LDO26 {
 351                                 regulator-name = "VDD18_A31";
 352                                 regulator-min-microvolt = <1800000>;
 353                                 regulator-max-microvolt = <1800000>;
 354                                 op_mode = <1>; /* Normal Mode */
 355                         };
 356
 357                         ldo27_reg: LDO27 {
 358                                 regulator-name = "GPS_1V8";
 359                                 regulator-min-microvolt = <1800000>;
 360                                 regulator-max-microvolt = <1800000>;
 361                                 op_mode = <1>; /* Normal Mode */
 362                         };
 363
 364                         ldo28_reg: LDO28 {
 365                                 regulator-name = "DVDD12";
 366                                 regulator-min-microvolt = <1200000>;
 367                                 regulator-max-microvolt = <1200000>;
 368                                 op_mode = <1>; /* Normal Mode */
 369                         };
 370
 371                         buck1_reg: BUCK1 {
 372                                 regulator-name = "vdd_mif";
 373                                 regulator-min-microvolt = <850000>;
 374                                 regulator-max-microvolt = <1100000>;
 375                                 regulator-always-on;
 376                                 regulator-boot-on;
 377                                 op_mode = <1>; /* Normal Mode */
 378                         };
 379
 380                         buck2_reg: BUCK2 {
 381                                 regulator-name = "vdd_arm";
 382                                 regulator-min-microvolt = <850000>;
 383                                 regulator-max-microvolt = <1456250>;
 384                                 regulator-always-on;
 385                                 regulator-boot-on;
 386                                 op_mode = <1>; /* Normal Mode */
 387                         };
 388
 389                         buck3_reg: BUCK3 {
 390                                 regulator-name = "vdd_int";
 391                                 regulator-min-microvolt = <875000>;
 392                                 regulator-max-microvolt = <1200000>;
 393                                 regulator-always-on;
 394                                 regulator-boot-on;
 395                                 op_mode = <1>; /* Normal Mode */
 396                         };
 397
 398                         buck4_reg: BUCK4 {
 399                                 regulator-name = "vdd_g3d";
 400                                 regulator-min-microvolt = <750000>;
 401                                 regulator-max-microvolt = <1500000>;
 402                                 regulator-always-on;
 403                                 regulator-boot-on;
 404                                 op_mode = <1>; /* Normal Mode */
 405                         };
 406
 407                         buck5_reg: BUCK5 {
 408                                 regulator-name = "vdd_m12";
 409                                 regulator-min-microvolt = <750000>;
 410                                 regulator-max-microvolt = <1500000>;
 411                                 regulator-always-on;
 412                                 regulator-boot-on;
 413                                 op_mode = <1>; /* Normal Mode */
 414                         };
 415
 416                         buck6_reg: BUCK6 {
 417                                 regulator-name = "vdd12_5m";
 418                                 regulator-min-microvolt = <750000>;
 419                                 regulator-max-microvolt = <1500000>;
 420                                 regulator-always-on;
 421                                 regulator-boot-on;
 422                                 op_mode = <1>; /* Normal Mode */
 423                         };
 424
 425                         buck7_reg: BUCK7 {
 426                                 regulator-name = "pvdd_buck7";
 427                                 regulator-min-microvolt = <750000>;
 428                                 regulator-max-microvolt = <2000000>;
 429                                 regulator-boot-on;
 430                                 regulator-always-on;
 431                                 op_mode = <1>; /* Normal Mode */
 432                         };
 433
 434                         buck8_reg: BUCK8 {
 435                                 regulator-name = "pvdd_buck8";
 436                                 regulator-min-microvolt = <750000>;
 437                                 regulator-max-microvolt = <1500000>;
 438                                 regulator-boot-on;
 439                                 regulator-always-on;
 440                                 op_mode = <1>; /* Normal Mode */
 441                         };
 442
 443                         buck9_reg: BUCK9 {
 444                                 regulator-name = "vddf28_emmc";
 445                                 regulator-min-microvolt = <750000>;
 446                                 regulator-max-microvolt = <3000000>;
 447                                 op_mode = <1>; /* Normal Mode */
 448                         };
 449                 };
 450
 451                 s5m8767_osc: clocks {
 452                         #clock-cells = <1>;
 453                         clock-output-names = "s5m8767_ap",
 454                                         "s5m8767_cp", "s5m8767_bt";
 455                 };
 456
 457         };
 458 };
 459
 460 &mfc {
 461         status = "okay";
 462 };
 463
 464 &mshc_0 {
 465         pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
 466         pinctrl-names = "default";
 467         status = "okay";
 468         vmmc-supply = <&buck9_reg>;
 469         num-slots = <1>;
 470         broken-cd;
 471         card-detect-delay = <200>;
 472         samsung,dw-mshc-ciu-div = <3>;
 473         samsung,dw-mshc-sdr-timing = <2 3>;
 474         samsung,dw-mshc-ddr-timing = <1 2>;
 475         bus-width = <8>;
 476         cap-mmc-highspeed;
 477 };
 478
 479 &pinctrl_1 {
 480         hsic_reset: hsic-reset {
 481                 samsung,pins = "gpm2-4";
 482                 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
 483                 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 484                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV4>;
 485         };
 486 };
 487
 488 &rtc {
 489         status = "okay";
 490         clocks = <&clock CLK_RTC>, <&s5m8767_osc S2MPS11_CLK_AP>;
 491         clock-names = "rtc", "rtc_src";
 492 };
 493
 494 &tmu {
 495         vtmu-supply = <&ldo16_reg>;
 496         status = "okay";
 497 };
 498
 499 &watchdog {
 500         status = "okay";
 501 };