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