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