src/arm/samsung/exynos5250-spring.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Google Spring board device tree source
   4  *
   5  * Copyright (c) 2013 Google, Inc
   6  * Copyright (c) 2014 SUSE LINUX Products GmbH
   7  */
   8
   9 /dts-v1/;
  10 #include <dt-bindings/clock/samsung,s2mps11.h>
  11 #include <dt-bindings/gpio/gpio.h>
  12 #include <dt-bindings/interrupt-controller/irq.h>
  13 #include <dt-bindings/input/input.h>
  14 #include "exynos5250.dtsi"
  15
  16 / {
  17         model = "Google Spring";
  18         compatible = "google,spring", "samsung,exynos5250", "samsung,exynos5";
  19         chassis-type = "laptop";
  20
  21         memory@40000000 {
  22                 device_type = "memory";
  23                 reg = <0x40000000 0x80000000>;
  24         };
  25
  26         aliases {
  27                 mmc0 = &mmc_0;
  28                 mmc1 = &mmc_1;
  29         };
  30
  31         chosen {
  32                 bootargs = "console=tty1";
  33                 stdout-path = "serial3:115200n8";
  34         };
  35
  36         gpio-keys {
  37                 compatible = "gpio-keys";
  38                 pinctrl-names = "default";
  39                 pinctrl-0 = <&power_key_irq>, <&lid_irq>;
  40
  41                 power-key {
  42                         label = "Power";
  43                         gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
  44                         linux,code = <KEY_POWER>;
  45                         wakeup-source;
  46                 };
  47
  48                 lid-switch {
  49                         label = "Lid";
  50                         gpios = <&gpx3 5 GPIO_ACTIVE_LOW>;
  51                         linux,input-type = <5>; /* EV_SW */
  52                         linux,code = <0>; /* SW_LID */
  53                         debounce-interval = <1>;
  54                         wakeup-source;
  55                 };
  56         };
  57
  58         usb-hub {
  59                 compatible = "smsc,usb3503a";
  60                 reset-gpios = <&gpe1 0 GPIO_ACTIVE_LOW>;
  61                 pinctrl-names = "default";
  62                 pinctrl-0 = <&hsic_reset>;
  63         };
  64
  65         fixed-rate-clocks {
  66                 xxti {
  67                         compatible = "samsung,clock-xxti";
  68                         clock-frequency = <24000000>;
  69                 };
  70         };
  71 };
  72
  73 &cpu0 {
  74         cpu0-supply = <&buck2_reg>;
  75 };
  76
  77 &dp {
  78         status = "okay";
  79         pinctrl-names = "default";
  80         pinctrl-0 = <&dp_hpd_gpio>;
  81         samsung,color-space = <0>;
  82         samsung,color-depth = <1>;
  83         samsung,link-rate = <0x0a>;
  84         samsung,lane-count = <1>;
  85         hpd-gpios = <&gpc3 0 GPIO_ACTIVE_HIGH>;
  86 };
  87
  88 &ehci {
  89         samsung,vbus-gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
  90 };
  91
  92 &fimd {
  93         status = "okay";
  94         samsung,invert-vclk;
  95 };
  96
  97 &hdmi {
  98         status = "okay";
  99         hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
 100         pinctrl-names = "default";
 101         pinctrl-0 = <&hdmi_hpd_irq>;
 102         ddc = <&i2c_2>;
 103         hdmi-en-supply = <&ldo8_reg>;
 104         vdd-supply = <&ldo8_reg>;
 105         vdd_osc-supply = <&ldo10_reg>;
 106         vdd_pll-supply = <&ldo8_reg>;
 107 };
 108
 109 &i2c_0 {
 110         status = "okay";
 111         samsung,i2c-sda-delay = <100>;
 112         samsung,i2c-max-bus-freq = <378000>;
 113
 114         pmic@66 {
 115                 compatible = "samsung,s5m8767-pmic";
 116                 reg = <0x66>;
 117                 interrupt-parent = <&gpx3>;
 118                 interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
 119                 pinctrl-names = "default";
 120                 pinctrl-0 = <&s5m8767_irq &s5m8767_dvs &s5m8767_ds>;
 121                 wakeup-source;
 122
 123                 s5m8767,pmic-buck-dvs-gpios = <&gpd1 0 GPIO_ACTIVE_LOW>, /* DVS1 */
 124                                               <&gpd1 1 GPIO_ACTIVE_LOW>, /* DVS2 */
 125                                               <&gpd1 2 GPIO_ACTIVE_LOW>; /* DVS3 */
 126
 127                 s5m8767,pmic-buck-ds-gpios = <&gpx2 3 GPIO_ACTIVE_LOW>, /* SET1 */
 128                                              <&gpx2 4 GPIO_ACTIVE_LOW>, /* SET2 */
 129                                              <&gpx2 5 GPIO_ACTIVE_LOW>; /* SET3 */
 130
 131                 /*
 132                  * The following arrays of DVS voltages are not used, since we are
 133                  * not using GPIOs to control PMIC bucks, but they must be defined
 134                  * to please the driver.
 135                  */
 136                 s5m8767,pmic-buck2-dvs-voltage = <1350000>, <1300000>,
 137                                                  <1250000>, <1200000>,
 138                                                  <1150000>, <1100000>,
 139                                                  <1000000>, <950000>;
 140
 141                 s5m8767,pmic-buck3-dvs-voltage = <1100000>, <1100000>,
 142                                                  <1100000>, <1100000>,
 143                                                  <1000000>, <1000000>,
 144                                                  <1000000>, <1000000>;
 145
 146                 s5m8767,pmic-buck4-dvs-voltage = <1200000>, <1200000>,
 147                                                  <1200000>, <1200000>,
 148                                                  <1200000>, <1200000>,
 149                                                  <1200000>, <1200000>;
 150
 151                 s5m8767_osc: clocks {
 152                         compatible = "samsung,s5m8767-clk";
 153                         #clock-cells = <1>;
 154                         clock-output-names = "en32khz_ap",
 155                                              "en32khz_cp",
 156                                              "en32khz_bt";
 157                 };
 158
 159                 regulators {
 160                         ldo4_reg: LDO4 {
 161                                 regulator-name = "P1.0V_LDO_OUT4";
 162                                 regulator-min-microvolt = <1000000>;
 163                                 regulator-max-microvolt = <1000000>;
 164                                 regulator-always-on;
 165                                 op_mode = <0>;
 166                         };
 167
 168                         ldo5_reg: LDO5 {
 169                                 regulator-name = "P1.0V_LDO_OUT5";
 170                                 regulator-min-microvolt = <1000000>;
 171                                 regulator-max-microvolt = <1000000>;
 172                                 regulator-always-on;
 173                                 op_mode = <0>;
 174                         };
 175
 176                         ldo6_reg: LDO6 {
 177                                 regulator-name = "vdd_mydp";
 178                                 regulator-min-microvolt = <1000000>;
 179                                 regulator-max-microvolt = <1000000>;
 180                                 regulator-always-on;
 181                                 op_mode = <3>;
 182                         };
 183
 184                         ldo7_reg: LDO7 {
 185                                 regulator-name = "P1.1V_LDO_OUT7";
 186                                 regulator-min-microvolt = <1100000>;
 187                                 regulator-max-microvolt = <1100000>;
 188                                 regulator-always-on;
 189                                 op_mode = <3>;
 190                         };
 191
 192                         ldo8_reg: LDO8 {
 193                                 regulator-name = "P1.0V_LDO_OUT8";
 194                                 regulator-min-microvolt = <1000000>;
 195                                 regulator-max-microvolt = <1000000>;
 196                                 regulator-always-on;
 197                                 op_mode = <3>;
 198                         };
 199
 200                         ldo10_reg: LDO10 {
 201                                 regulator-name = "P1.8V_LDO_OUT10";
 202                                 regulator-min-microvolt = <1800000>;
 203                                 regulator-max-microvolt = <1800000>;
 204                                 regulator-always-on;
 205                                 op_mode = <3>;
 206                         };
 207
 208                         ldo11_reg: LDO11 {
 209                                 regulator-name = "P1.8V_LDO_OUT11";
 210                                 regulator-min-microvolt = <1800000>;
 211                                 regulator-max-microvolt = <1800000>;
 212                                 regulator-always-on;
 213                                 op_mode = <0>;
 214                         };
 215
 216                         ldo12_reg: LDO12 {
 217                                 regulator-name = "P3.0V_LDO_OUT12";
 218                                 regulator-min-microvolt = <3000000>;
 219                                 regulator-max-microvolt = <3000000>;
 220                                 regulator-always-on;
 221                                 op_mode = <3>;
 222                         };
 223
 224                         ldo13_reg: LDO13 {
 225                                 regulator-name = "P1.8V_LDO_OUT13";
 226                                 regulator-min-microvolt = <1800000>;
 227                                 regulator-max-microvolt = <1800000>;
 228                                 regulator-always-on;
 229                                 op_mode = <0>;
 230                         };
 231
 232                         ldo14_reg: LDO14 {
 233                                 regulator-name = "P1.8V_LDO_OUT14";
 234                                 regulator-min-microvolt = <1800000>;
 235                                 regulator-max-microvolt = <1800000>;
 236                                 regulator-always-on;
 237                                 op_mode = <3>;
 238                         };
 239
 240                         ldo15_reg: LDO15 {
 241                                 regulator-name = "P1.0V_LDO_OUT15";
 242                                 regulator-min-microvolt = <1000000>;
 243                                 regulator-max-microvolt = <1000000>;
 244                                 regulator-always-on;
 245                                 op_mode = <3>;
 246                         };
 247
 248                         ldo16_reg: LDO16 {
 249                                 regulator-name = "P1.8V_LDO_OUT16";
 250                                 regulator-min-microvolt = <1800000>;
 251                                 regulator-max-microvolt = <1800000>;
 252                                 regulator-always-on;
 253                                 op_mode = <3>;
 254                         };
 255
 256                         ldo17_reg: LDO17 {
 257                                 regulator-name = "P2.8V_LDO_OUT17";
 258                                 regulator-min-microvolt = <2800000>;
 259                                 regulator-max-microvolt = <2800000>;
 260                                 regulator-always-on;
 261                                 op_mode = <0>;
 262                         };
 263
 264                         ldo25_reg: LDO25 {
 265                                 regulator-name = "vdd_bridge";
 266                                 regulator-min-microvolt = <1200000>;
 267                                 regulator-max-microvolt = <1200000>;
 268                                 regulator-always-on;
 269                                 op_mode = <1>;
 270                         };
 271
 272                         buck1_reg: BUCK1 {
 273                                 regulator-name = "vdd_mif";
 274                                 regulator-min-microvolt = <950000>;
 275                                 regulator-max-microvolt = <1300000>;
 276                                 regulator-always-on;
 277                                 regulator-boot-on;
 278                                 op_mode = <3>;
 279                         };
 280
 281                         buck2_reg: BUCK2 {
 282                                 regulator-name = "vdd_arm";
 283                                 regulator-min-microvolt = <850000>;
 284                                 regulator-max-microvolt = <1350000>;
 285                                 regulator-always-on;
 286                                 regulator-boot-on;
 287                                 op_mode = <3>;
 288                         };
 289
 290                         buck3_reg: BUCK3 {
 291                                 regulator-name = "vdd_int";
 292                                 regulator-min-microvolt = <900000>;
 293                                 regulator-max-microvolt = <1200000>;
 294                                 regulator-always-on;
 295                                 regulator-boot-on;
 296                                 op_mode = <3>;
 297                         };
 298
 299                         buck4_reg: BUCK4 {
 300                                 regulator-name = "vdd_g3d";
 301                                 regulator-min-microvolt = <850000>;
 302                                 regulator-max-microvolt = <1300000>;
 303                                 regulator-boot-on;
 304                                 op_mode = <3>;
 305                         };
 306
 307                         buck5_reg: BUCK5 {
 308                                 regulator-name = "P1.8V_BUCK_OUT5";
 309                                 regulator-min-microvolt = <1800000>;
 310                                 regulator-max-microvolt = <1800000>;
 311                                 regulator-always-on;
 312                                 regulator-boot-on;
 313                                 op_mode = <1>;
 314                         };
 315
 316                         buck6_reg: BUCK6 {
 317                                 regulator-name = "P1.2V_BUCK_OUT6";
 318                                 regulator-min-microvolt = <1200000>;
 319                                 regulator-max-microvolt = <1200000>;
 320                                 regulator-always-on;
 321                                 regulator-boot-on;
 322                                 op_mode = <0>;
 323                         };
 324
 325                         buck9_reg: BUCK9 {
 326                                 regulator-name = "vdd_ummc";
 327                                 regulator-min-microvolt = <950000>;
 328                                 regulator-max-microvolt = <3000000>;
 329                                 regulator-always-on;
 330                                 regulator-boot-on;
 331                                 op_mode = <3>;
 332                         };
 333                 };
 334         };
 335 };
 336
 337 &i2c_1 {
 338         status = "okay";
 339         samsung,i2c-sda-delay = <100>;
 340         samsung,i2c-max-bus-freq = <378000>;
 341
 342         trackpad@4b {
 343                 compatible = "atmel,maxtouch";
 344                 reg = <0x4b>;
 345                 interrupt-parent = <&gpx1>;
 346                 interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
 347                 pinctrl-names = "default";
 348                 pinctrl-0 = <&trackpad_irq>;
 349                 linux,gpio-keymap = <KEY_RESERVED
 350                                      KEY_RESERVED
 351                                      KEY_RESERVED
 352                                      KEY_RESERVED
 353                                      KEY_RESERVED
 354                                      BTN_LEFT>;
 355                 wakeup-source;
 356         };
 357 };
 358
 359 /*
 360  * Disabled pullups since external part has its own pullups and
 361  * double-pulling gets us out of spec in some cases.
 362  */
 363 &i2c2_bus {
 364         samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 365 };
 366
 367 &i2c_2 {
 368         status = "okay";
 369         /* used by HDMI DDC */
 370         samsung,i2c-sda-delay = <100>;
 371         samsung,i2c-max-bus-freq = <66000>;
 372 };
 373
 374 &i2c_3 {
 375         status = "okay";
 376         samsung,i2c-sda-delay = <100>;
 377         samsung,i2c-max-bus-freq = <66000>;
 378 };
 379
 380 &i2c_4 {
 381         status = "okay";
 382         samsung,i2c-sda-delay = <100>;
 383         samsung,i2c-max-bus-freq = <66000>;
 384
 385         cros_ec: embedded-controller@1e {
 386                 compatible = "google,cros-ec-i2c";
 387                 reg = <0x1e>;
 388                 interrupts = <6 IRQ_TYPE_NONE>;
 389                 interrupt-parent = <&gpx1>;
 390                 wakeup-source;
 391                 pinctrl-names = "default";
 392                 pinctrl-0 = <&ec_irq>;
 393         };
 394 };
 395
 396 &i2c_5 {
 397         status = "okay";
 398         samsung,i2c-sda-delay = <100>;
 399         samsung,i2c-max-bus-freq = <66000>;
 400 };
 401
 402 &i2c_7 {
 403         status = "okay";
 404         samsung,i2c-sda-delay = <100>;
 405         samsung,i2c-max-bus-freq = <66000>;
 406
 407         temperature-sensor@4c {
 408                 compatible = "gmt,g781";
 409                 reg = <0x4c>;
 410         };
 411 };
 412
 413 &i2c_8 {
 414         status = "okay";
 415         /* used by HDMI PHY */
 416         samsung,i2c-sda-delay = <100>;
 417         samsung,i2c-max-bus-freq = <378000>;
 418 };
 419
 420 &i2s0 {
 421         status = "okay";
 422 };
 423
 424 &mixer {
 425         status = "okay";
 426 };
 427
 428 &mmc_0 {
 429         status = "okay";
 430         broken-cd;
 431         card-detect-delay = <200>;
 432         samsung,dw-mshc-ciu-div = <3>;
 433         samsung,dw-mshc-sdr-timing = <2 3>;
 434         samsung,dw-mshc-ddr-timing = <1 2>;
 435         pinctrl-names = "default";
 436         pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4 &sd0_bus8>;
 437         bus-width = <8>;
 438         cap-mmc-highspeed;
 439         mmc-ddr-1_8v;
 440 };
 441
 442 /*
 443  * On Spring we've got SIP WiFi and so can keep drive strengths low to
 444  * reduce EMI.
 445  */
 446 &mmc_1 {
 447         status = "okay";
 448         broken-cd;
 449         card-detect-delay = <200>;
 450         samsung,dw-mshc-ciu-div = <3>;
 451         samsung,dw-mshc-sdr-timing = <2 3>;
 452         samsung,dw-mshc-ddr-timing = <1 2>;
 453         pinctrl-names = "default";
 454         pinctrl-0 = <&sd1_clk &sd1_cmd &sd1_cd &sd1_bus4>;
 455         bus-width = <4>;
 456         cap-sd-highspeed;
 457 };
 458
 459 &pinctrl_0 {
 460         s5m8767_dvs: s5m8767-dvs-pins {
 461                 samsung,pins = "gpd1-0", "gpd1-1", "gpd1-2";
 462                 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
 463                 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
 464                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 465         };
 466
 467         dp_hpd_gpio: dp-hpd-pins {
 468                 samsung,pins = "gpc3-0";
 469                 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
 470                 samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
 471                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 472         };
 473
 474         trackpad_irq: trackpad-irq-pins {
 475                 samsung,pins = "gpx1-2";
 476                 samsung,pin-function = <EXYNOS_PIN_FUNC_F>;
 477                 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 478                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 479         };
 480
 481         power_key_irq: power-key-irq-pins {
 482                 samsung,pins = "gpx1-3";
 483                 samsung,pin-function = <EXYNOS_PIN_FUNC_F>;
 484                 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 485                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 486         };
 487
 488         ec_irq: ec-irq-pins {
 489                 samsung,pins = "gpx1-6";
 490                 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
 491                 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 492                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 493         };
 494
 495         s5m8767_ds: s5m8767-ds-pins {
 496                 samsung,pins = "gpx2-3", "gpx2-4", "gpx2-5";
 497                 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
 498                 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
 499                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 500         };
 501
 502         s5m8767_irq: s5m8767-irq-pins {
 503                 samsung,pins = "gpx3-2";
 504                 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
 505                 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 506                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 507         };
 508
 509         lid_irq: lid-irq-pins {
 510                 samsung,pins = "gpx3-5";
 511                 samsung,pin-function = <EXYNOS_PIN_FUNC_F>;
 512                 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 513                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 514         };
 515
 516         hdmi_hpd_irq: hdmi-hpd-irq-pins {
 517                 samsung,pins = "gpx3-7";
 518                 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
 519                 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
 520                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 521         };
 522 };
 523
 524 &pinctrl_1 {
 525         hsic_reset: hsic-reset-pins {
 526                 samsung,pins = "gpe1-0";
 527                 samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
 528                 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 529                 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 530         };
 531 };
 532
 533 &rtc {
 534         status = "okay";
 535         clocks = <&clock CLK_RTC>, <&s5m8767_osc S2MPS11_CLK_AP>;
 536         clock-names = "rtc", "rtc_src";
 537 };
 538
 539 &sd1_bus4 {
 540         samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 541 };
 542
 543 &sd1_cd {
 544         samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 545 };
 546
 547 &sd1_clk {
 548         samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 549 };
 550
 551 &sd1_cmd {
 552         samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
 553         samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
 554 };
 555
 556 &spi_1 {
 557         status = "okay";
 558         samsung,spi-src-clk = <0>;
 559         num-cs = <1>;
 560 };
 561
 562 &usbdrd {
 563         vdd10-supply = <&ldo15_reg>;
 564         vdd33-supply = <&ldo12_reg>;
 565 };
 566
 567 #include "../cros-ec-keyboard.dtsi"