arch/arm/boot/dts/ste-ux500-samsung-skomer.dts

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Devicetree for the Samsung XCover 2 GT-S7710 also known as Skomer.
   4  */
   5
   6 /dts-v1/;
   7 #include "ste-db8500.dtsi"
   8 #include "ste-ab8505.dtsi"
   9 #include "ste-dbx5x0-pinctrl.dtsi"
  10 #include <dt-bindings/gpio/gpio.h>
  11 #include <dt-bindings/leds/common.h>
  12 #include <dt-bindings/input/input.h>
  13 #include <dt-bindings/interrupt-controller/irq.h>
  14
  15 / {
  16         model = "Samsung XCover 2 (GT-S7710)";
  17         compatible = "samsung,skomer", "st-ericsson,u8500";
  18
  19         chosen {
  20                 stdout-path = &serial2;
  21         };
  22
  23         battery: battery {
  24                 compatible = "samsung,eb485159lu";
  25         };
  26
  27         thermal-zones {
  28                 battery-thermal {
  29                         /* This zone will be polled by the battery temperature code */
  30                         polling-delay = <0>;
  31                         polling-delay-passive = <0>;
  32                         thermal-sensors = <&bat_therm>;
  33                 };
  34         };
  35
  36         bat_therm: thermistor {
  37                 compatible = "samsung,1404-001221";
  38                 io-channels = <&gpadc 0x02>; /* BatTemp */
  39                 pullup-uv = <1800000>;
  40                 pullup-ohm = <230000>;
  41                 pulldown-ohm = <0>;
  42                 #thermal-sensor-cells = <0>;
  43         };
  44
  45         /* TI TXS0206 level translator for 2.9 V */
  46         sd_level_translator: regulator-gpio {
  47                 compatible = "regulator-fixed";
  48
  49                 /* GPIO87 EN */
  50                 gpios = <&gpio2 23 GPIO_ACTIVE_HIGH>;
  51                 enable-active-high;
  52
  53                 regulator-name = "sd-level-translator";
  54                 regulator-min-microvolt = <2900000>;
  55                 regulator-max-microvolt = <2900000>;
  56                 regulator-type = "voltage";
  57
  58                 startup-delay-us = <200>;
  59
  60                 pinctrl-names = "default";
  61                 pinctrl-0 = <&sd_level_translator_default>;
  62         };
  63
  64         /* External LDO MIC5366-3.3YMT for eMMC */
  65         ldo_3v3_reg: regulator-gpio-ldo-3v3 {
  66                 compatible = "regulator-fixed";
  67                 regulator-name = "en-3v3-fixed-supply";
  68                 regulator-min-microvolt = <3300000>;
  69                 regulator-max-microvolt = <3300000>;
  70                 gpio = <&gpio6 31 GPIO_ACTIVE_HIGH>;
  71                 startup-delay-us = <5000>;
  72                 enable-active-high;
  73                 pinctrl-names = "default";
  74                 pinctrl-0 = <&emmc_ldo_en_default_mode>;
  75         };
  76
  77         wlan_en: regulator-gpio-wlan-en {
  78                 compatible = "regulator-fixed";
  79                 regulator-name = "wl-reg-on";
  80                 regulator-min-microvolt = <3000000>;
  81                 regulator-max-microvolt = <3000000>;
  82                 startup-delay-us = <200000>;
  83                 /* GPIO215 WLAN_EN */
  84                 gpio = <&gpio6 23 GPIO_ACTIVE_HIGH>;
  85                 enable-active-high;
  86                 pinctrl-names = "default";
  87                 pinctrl-0 = <&wlan_en_default_mode>;
  88         };
  89
  90         vibrator {
  91                 compatible = "gpio-vibrator";
  92                 enable-gpios = <&gpio6 3 GPIO_ACTIVE_HIGH>;
  93                 pinctrl-names = "default";
  94                 pinctrl-0 = <&vibrator_default>;
  95         };
  96
  97         gpio-keys {
  98                 compatible = "gpio-keys";
  99                 pinctrl-names = "default";
 100                 pinctrl-0 = <&gpio_keys_default_mode>;
 101
 102                 button-home {
 103                         linux,code = <KEY_HOME>;
 104                         label = "HOME";
 105                         /* GPIO91 */
 106                         gpios = <&gpio2 27 GPIO_ACTIVE_LOW>;
 107                 };
 108                 button-volup {
 109                         linux,code = <KEY_VOLUMEUP>;
 110                         label = "VOL+";
 111                         /* GPIO67 */
 112                         gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
 113                 };
 114                 button-voldown {
 115                         linux,code = <KEY_VOLUMEDOWN>;
 116                         label = "VOL-";
 117                         /* GPIO92 */
 118                         gpios = <&gpio2 28 GPIO_ACTIVE_LOW>;
 119                 };
 120                 button-menu {
 121                         linux,code = <KEY_MENU>;
 122                         label = "MENU";
 123                         /* GPIO204 */
 124                         gpios = <&gpio6 12 GPIO_ACTIVE_LOW>;
 125                 };
 126                 button-back {
 127                         linux,code = <KEY_BACK>;
 128                         label = "BACK";
 129                         /* GPIO205 */
 130                         gpios = <&gpio6 13 GPIO_ACTIVE_LOW>;
 131                 };
 132         };
 133
 134         ktd253: backlight {
 135                 compatible = "kinetic,ktd253";
 136                 /* GPIO 69 */
 137                 enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;
 138                 /* Default to 13/32 brightness */
 139                 default-brightness = <13>;
 140                 pinctrl-names = "default";
 141                 pinctrl-0 = <&gpio_backlight_default_mode>;
 142         };
 143
 144         /* Richtek RT8515GQW Flash LED Driver IC */
 145         flash {
 146                 compatible = "richtek,rt8515";
 147                 /* GPIO 140 */
 148                 enf-gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>;
 149                 /* GPIO 141 */
 150                 ent-gpios = <&gpio4 13 GPIO_ACTIVE_HIGH>;
 151                 /*
 152                  * RFS is 16 kOhm and RTS is 100 kOhm giving
 153                  * the flash max current 343mA and torch max
 154                  * current 55 mA.
 155                  */
 156                 richtek,rfs-ohms = <16000>;
 157                 richtek,rts-ohms = <100000>;
 158                 pinctrl-names = "default";
 159                 pinctrl-0 = <&gpio_flash_default_mode>;
 160
 161                 led {
 162                         function = LED_FUNCTION_FLASH;
 163                         color = <LED_COLOR_ID_WHITE>;
 164                         flash-max-timeout-us = <250000>;
 165                         flash-max-microamp = <343750>;
 166                         led-max-microamp = <55000>;
 167                 };
 168         };
 169
 170         i2c-gpio-0 {
 171                 compatible = "i2c-gpio";
 172                 sda-gpios = <&gpio4 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
 173                 scl-gpios = <&gpio4 15 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
 174                 pinctrl-names = "default";
 175                 pinctrl-0 = <&i2c_gpio_0_default>;
 176                 #address-cells = <1>;
 177                 #size-cells = <0>;
 178                 /* TODO: this should be used by the NCP6914 Camera power management unit */
 179         };
 180
 181         i2c-gpio-1 {
 182                 compatible = "i2c-gpio";
 183                 sda-gpios = <&gpio4 24 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
 184                 scl-gpios = <&gpio4 23 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
 185                 pinctrl-names = "default";
 186                 pinctrl-0 = <&i2c_gpio_1_default>;
 187                 #address-cells = <1>;
 188                 #size-cells = <0>;
 189                 magnetometer@c {
 190                         compatible = "alps,hscdtd008a";
 191                         reg = <0x0c>;
 192                         avdd-supply = <&ab8500_ldo_aux1_reg>;
 193                         dvdd-supply = <&ab8500_ldo_aux8_reg>;
 194                 };
 195         };
 196
 197         soc {
 198                 // External Micro SD slot
 199                 mmc@80126000 {
 200                         arm,primecell-periphid = <0x10480180>;
 201                         max-frequency = <100000000>;
 202                         bus-width = <4>;
 203                         cap-sd-highspeed;
 204                         cap-mmc-highspeed;
 205                         /* All direction control is used */
 206                         st,sig-pin-fbclk;
 207                         full-pwr-cycle;
 208                         vmmc-supply = <&ab8500_ldo_aux3_reg>;
 209                         vqmmc-supply = <&sd_level_translator>;
 210                         pinctrl-names = "default", "sleep";
 211                         pinctrl-0 = <&mc0_a_1_default>;
 212                         pinctrl-1 = <&mc0_a_1_sleep>;
 213                         status = "okay";
 214                 };
 215
 216                 // WLAN SDIO channel
 217                 mmc@80118000 {
 218                         arm,primecell-periphid = <0x10480180>;
 219                         max-frequency = <50000000>;
 220                         bus-width = <4>;
 221                         non-removable;
 222                         cap-sd-highspeed;
 223                         vmmc-supply = <&wlan_en>;
 224                         pinctrl-names = "default", "sleep";
 225                         pinctrl-0 = <&mc1_a_2_default>;
 226                         pinctrl-1 = <&mc1_a_2_sleep>;
 227                         status = "okay";
 228                         #address-cells = <1>;
 229                         #size-cells = <0>;
 230
 231                         wifi@1 {
 232                                 compatible = "brcm,bcm4334-fmac", "brcm,bcm4329-fmac";
 233                                 reg = <1>;
 234                                 /* GPIO216 WL_HOST_WAKE */
 235                                 interrupt-parent = <&gpio6>;
 236                                 interrupts = <24 IRQ_TYPE_EDGE_FALLING>;
 237                                 interrupt-names = "host-wake";
 238                                 pinctrl-names = "default";
 239                                 pinctrl-0 = <&wlan_default_mode>;
 240                         };
 241                 };
 242
 243                 /*
 244                  * eMMC seems to be mostly Samsung KLM4G1YE4C "4YMD1R"
 245                  */
 246                 mmc@80005000 {
 247                         arm,primecell-periphid = <0x10480180>;
 248                         max-frequency = <100000000>;
 249                         bus-width = <8>;
 250                         non-removable;
 251                         cap-mmc-highspeed;
 252                         mmc-ddr-1_8v;
 253                         no-sdio;
 254                         no-sd;
 255                         /* From datasheet page 26 figure 9: 300 ms set-up time for 4GB */
 256                         post-power-on-delay-ms = <300>;
 257                         vmmc-supply = <&ldo_3v3_reg>;
 258                         pinctrl-names = "default", "sleep";
 259                         pinctrl-0 = <&mc2_a_1_default>;
 260                         pinctrl-1 = <&mc2_a_1_sleep>;
 261
 262                         status = "okay";
 263                 };
 264
 265                 /* GBF (Bluetooth) UART */
 266                 uart@80120000 {
 267                         pinctrl-names = "default", "sleep";
 268                         pinctrl-0 = <&u0_a_1_default>;
 269                         pinctrl-1 = <&u0_a_1_sleep>;
 270                         status = "okay";
 271
 272                         /* FIXME: not quite working yet, probably needs regulators */
 273                         bluetooth {
 274                                 /* BCM4334B0 actually */
 275                                 compatible = "brcm,bcm4330-bt";
 276                                 shutdown-gpios = <&gpio6 30 GPIO_ACTIVE_HIGH>;
 277                                 device-wakeup-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>;
 278                                 host-wakeup-gpios = <&gpio3 1 GPIO_ACTIVE_HIGH>;
 279                                 pinctrl-names = "default";
 280                                 pinctrl-0 = <&bluetooth_default_mode>;
 281                         };
 282                 };
 283
 284                 /* GPS UART */
 285                 uart@80121000 {
 286                         status = "okay";
 287                         pinctrl-names = "default", "sleep";
 288                         pinctrl-0 = <&u1rxtx_a_1_default &u1ctsrts_a_1_default>;
 289                         pinctrl-1 = <&u1rxtx_a_1_sleep &u1ctsrts_a_1_sleep>;
 290
 291                         gnss {
 292                                 /* The CSRG05TA03-ICJE-R is a SirfStarV 5t chip */
 293                                 compatible = "csr,csrg05ta03-icje-r";
 294                                 /* GPS_RSTN on GPIO209 */
 295                                 reset-gpios = <&gpio6 17 GPIO_ACTIVE_LOW>;
 296                                 /* GPS_ON_OFF on GPIO86 */
 297                                 sirf,onoff-gpios = <&gpio2 22 GPIO_ACTIVE_HIGH>;
 298                                 /* GPS_1V8 (VSMPS2) */
 299                                 vcc-supply = <&db8500_vsmps2_reg>;
 300                                 pinctrl-names = "default";
 301                                 pinctrl-0 = <&g05ta03_skomer_default>;
 302                                 /* According to /etc/sirfgps.conf */
 303                                 current-speed = <460800>;
 304                         };
 305                 };
 306
 307                 /* Debugging console UART connected to AB8505 USB */
 308                 uart@80007000 {
 309                         status = "okay";
 310                         pinctrl-names = "default", "sleep";
 311                         pinctrl-0 = <&u2rxtx_c_1_default>;
 312                         pinctrl-1 = <&u2rxtx_c_1_sleep>;
 313                 };
 314
 315                 prcmu@80157000 {
 316                         ab8505 {
 317                                 phy {
 318                                         pinctrl-names = "default", "sleep";
 319                                         pinctrl-0 = <&usb_a_1_default>;
 320                                         pinctrl-1 = <&usb_a_1_sleep>;
 321                                 };
 322
 323                                 ab8500_fg {
 324                                         line-impedance-micro-ohms = <16000>;
 325                                 };
 326
 327                                 regulator {
 328                                         ab8500_ldo_aux1 {
 329                                                 /* Used for VDD for sensors */
 330                                                 regulator-name = "AUX1";
 331                                                 regulator-min-microvolt = <3000000>;
 332                                                 regulator-max-microvolt = <3300000>;
 333                                         };
 334
 335                                         ab8500_ldo_aux2 {
 336                                                 /* Supplies the Cypress TMA140 touchscreen only with 3.0V */
 337                                                 regulator-name = "AUX2";
 338                                                 regulator-min-microvolt = <3000000>;
 339                                                 regulator-max-microvolt = <3000000>;
 340                                         };
 341
 342                                         ab8500_ldo_aux3 {
 343                                                 /* Used for voltage for external MMC/SD card */
 344                                                 regulator-name = "AUX3";
 345                                                 regulator-min-microvolt = <1100000>;
 346                                                 regulator-max-microvolt = <3300000>;
 347                                         };
 348
 349                                         ab8500_ldo_aux4 {
 350                                                 regulator-name = "AUX4";
 351                                                 /* Hammer to 3.0V for the display */
 352                                                 regulator-min-microvolt = <3000000>;
 353                                                 regulator-max-microvolt = <3000000>;
 354                                         };
 355
 356                                         ab8500_ldo_aux5 {
 357                                                 regulator-name = "AUX5";
 358                                                 /* Intended for 1V8 for touchscreen but actually left unused */
 359                                                 regulator-min-microvolt = <1050000>;
 360                                                 regulator-max-microvolt = <2790000>;
 361                                         };
 362
 363                                         ab8500_ldo_aux6 {
 364                                                 regulator-name = "AUX6";
 365                                                 /* Hammer to 1.8V for the display */
 366                                                 regulator-min-microvolt = <1800000>;
 367                                                 regulator-max-microvolt = <1800000>;
 368                                         };
 369
 370                                         ab8500_ldo_aux8 {
 371                                                 /* Mostly VIO for sensors */
 372                                                 regulator-name = "AUX8";
 373                                         };
 374                                 };
 375                         };
 376                 };
 377
 378                 /* I2C0 */
 379                 i2c@80004000 {
 380                         status = "okay";
 381
 382                         pinctrl-names = "default", "sleep";
 383                         pinctrl-0 = <&i2c0_a_1_default>;
 384                         pinctrl-1 = <&i2c0_a_1_sleep>;
 385
 386                         proximity@44 {
 387                                 compatible = "sharp,gp2ap002s00f";
 388                                 clock-frequency = <400000>;
 389                                 reg = <0x44>;
 390
 391                                 interrupt-parent = <&gpio4>;
 392                                 interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
 393                                 vdd-supply = <&ab8500_ldo_aux1_reg>;
 394                                 vio-supply = <&ab8500_ldo_aux8_reg>;
 395                                 pinctrl-names = "default";
 396                                 pinctrl-0 = <&gp2ap002_skomer_default>;
 397                                 sharp,proximity-far-hysteresis = /bits/ 8 <0x2f>;
 398                                 sharp,proximity-close-hysteresis = /bits/ 8 <0x0f>;
 399                         };
 400                 };
 401
 402
 403                 /* I2C2 */
 404                 i2c@80128000 {
 405                         status = "okay";
 406
 407                         pinctrl-names = "default", "sleep";
 408                         pinctrl-0 = <&i2c2_b_2_default>;
 409                         pinctrl-1 = <&i2c2_b_2_sleep>;
 410
 411                         accel@18 {
 412                                 compatible = "bosch,bma254";
 413                                 clock-frequency = <400000>;
 414                                 reg = <0x18>;
 415
 416                                 /* GPIO224 used as "smart alert" interrupt */
 417                                 interrupt-parent = <&gpio7>;
 418                                 interrupts = <0 IRQ_TYPE_EDGE_RISING>;
 419
 420                                 mount-matrix = "0", "-1", "0",
 421                                               "1", "0", "0",
 422                                                "0", "0", "1";
 423                                 vdd-supply = <&ab8500_ldo_aux1_reg>;
 424                                 vddio-supply = <&ab8500_ldo_aux8_reg>;
 425                                 pinctrl-names = "default";
 426                                 pinctrl-0 = <&bma254_skomer_default>;
 427                         };
 428                 };
 429
 430                 /* I2C3 */
 431                 i2c@80110000 {
 432                         status = "okay";
 433
 434                         pinctrl-names = "default", "sleep";
 435                         pinctrl-0 = <&i2c3_c_2_default>;
 436                         pinctrl-1 = <&i2c3_c_2_sleep>;
 437
 438                         /* Cypress CY8CTMA140 touchscreen */
 439                         touchscreen@20 {
 440                                 compatible = "cypress,cy8ctma140";
 441                                 clock-frequency = <400000>;
 442                                 reg = <0x20>;
 443
 444                                 touchscreen-size-x = <480>;
 445                                 touchscreen-size-y = <800>;
 446                                 touchscreen-max-pressure = <255>;
 447
 448                                 /* GPIO218 for IRQ */
 449                                 interrupt-parent = <&gpio6>;
 450                                 interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
 451
 452                                 /* VDD is "digital supply" nominally 1.71-3.6V */
 453                                 vdd-supply = <&ab8500_ldo_aux2_reg>;
 454                                 /* VCPIN is "analog supply", 2.7-3.6 V */
 455                                 vcpin-supply = <&ab8500_ldo_aux2_reg>;
 456
 457                                 pinctrl-names = "default";
 458                                 pinctrl-0 = <&tma140_skomer_default>;
 459                         };
 460                 };
 461
 462                 mcde@a0350000 {
 463                         status = "okay";
 464                         pinctrl-names = "default";
 465                         pinctrl-0 = <&dsi_default_mode>;
 466
 467                         dsi@a0351000 {
 468                                 panel {
 469                                         /* NT35510-based Hydis HVA40WV1 */
 470                                         compatible = "hydis,hva40wv1", "novatek,nt35510";
 471                                         reg = <0>;
 472                                         /* v_lcd_3v0 2.3-4.8V */
 473                                         vdd-supply = <&ab8500_ldo_aux4_reg>;
 474                                         /* v_lcd_1v8 1.65-3.3V */
 475                                         vddi-supply = <&ab8500_ldo_aux6_reg>;
 476                                         /* GPIO 139 */
 477                                         reset-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>;
 478                                         pinctrl-names = "default";
 479                                         pinctrl-0 = <&display_default_mode>;
 480                                         backlight = <&ktd253>;
 481                                 };
 482                         };
 483                 };
 484         };
 485 };
 486
 487 &pinctrl {
 488         sdi0 {
 489                 mc0_a_1_default {
 490                         default_cfg1 {
 491                                 /* GPIO18, 19 & 20 unused so pull down */
 492                                 ste,config = <&gpio_in_pd>;
 493                         };
 494                 };
 495         };
 496
 497         /* This is a reset line for the eMMC */
 498         sdi2 {
 499                 mc2_a_1_default {
 500                         default_cfg2 {
 501                                 pins = "GPIO130_C8"; /* FBCLK */
 502                                 ste,config = <&gpio_in_pd>;
 503                         };
 504                 };
 505         };
 506
 507         mcde {
 508                 dsi_default_mode: dsi_default {
 509                         default_mux1 {
 510                                 /* Mux in VSI0 used for DSI TE */
 511                                 function = "lcd";
 512                                 groups = "lcdvsi0_a_1"; /* VSI0 for LCD */
 513                         };
 514                         default_cfg1 {
 515                                 pins = "GPIO68_E1"; /* VSI0 */
 516                                 ste,config = <&in_nopull>;
 517                         };
 518                 };
 519         };
 520
 521         /* Two GPIO lines used by the display */
 522         display {
 523                 display_default_mode: display_default {
 524                         skomer_cfg1 {
 525                                 /*
 526                                  * OLED DETECT or check_pba, this appears to be high
 527                                  * on "PBA" which I guess is "prototype board A".
 528                                  */
 529                                 pins = "GPIO93_B7";
 530                                 ste,config = <&gpio_in_nopull>;
 531                         };
 532                         skomer_cfg2 {
 533                                 pins = "GPIO139_C9";
 534                                 /*
 535                                  * MIPI_DSI0_RESET_N resets the display, leave high
 536                                  * (de-asserted) so we only assert reset explicitly
 537                                  * from the display driver.
 538                                  */
 539                                 ste,config = <&gpio_out_hi>;
 540                         };
 541                 };
 542         };
 543         backlight {
 544                 gpio_backlight_default_mode: backlight_default {
 545                         skomer_cfg1 {
 546                                 pins = "GPIO69_E2"; /* LCD_BL_CTRL */
 547                                 ste,config = <&gpio_out_lo>;
 548                         };
 549                 };
 550         };
 551         flash {
 552                 gpio_flash_default_mode: flash_default {
 553                         skomer_cfg1 {
 554                                 pins = "GPIO140_B11", "GPIO141_C12";
 555                                 ste,config = <&gpio_out_lo>;
 556                         };
 557                 };
 558         };
 559         /* GPIO that enables the 2.9V SD card level translator */
 560         sd-level-translator {
 561                 sd_level_translator_default: sd_level_translator_default {
 562                         /* level shifter on GPIO87 */
 563                         skomer_cfg1 {
 564                                 pins = "GPIO87_B3";
 565                                 ste,config = <&gpio_out_hi>;
 566                         };
 567                 };
 568         };
 569         /* GPIO that enables the LDO regulator for the eMMC */
 570         emmc-ldo {
 571                 emmc_ldo_en_default_mode: emmc_ldo_default {
 572                         /* LDO enable on GPIO223 */
 573                         skomer_cfg1 {
 574                                 pins = "GPIO223_AH9";
 575                                 ste,config = <&gpio_out_hi>;
 576                         };
 577                 };
 578         };
 579         /* GPIO keys */
 580         gpio-keys {
 581                 gpio_keys_default_mode: gpio_keys_default {
 582                         skomer_cfg1 {
 583                                 pins = "GPIO67_G2", /* VOL UP */
 584                                        "GPIO91_B6", /* HOME */
 585                                        "GPIO92_D6", /* VOL DOWN */
 586                                        "GPIO204_AF23", /* MENU */
 587                                        "GPIO205_AG23"; /* BACK */
 588                                         ste,config = <&gpio_in_pu>;
 589                         };
 590                 };
 591         };
 592         /* Interrupt line for BMA254 */
 593         bma254 {
 594                 bma254_skomer_default: bma254_skomer {
 595                         skomer_cfg1 {
 596                                 pins = "GPIO224_AG9";
 597                                 ste,config = <&gpio_in_pd>;
 598                         };
 599                 };
 600         };
 601         /* Interrupt line for light/proximity sensor GP2AP002 */
 602         gp2ap002 {
 603                 gp2ap002_skomer_default: gp2ap002_skomer {
 604                         skomer_cfg1 {
 605                                 pins = "GPIO146_D13";
 606                                 ste,config = <&gpio_in_nopull>;
 607                         };
 608                 };
 609         };
 610         /* GPIO-based I2C bus for NCP6914 */
 611         i2c-gpio-0 {
 612                 i2c_gpio_0_default: i2c_gpio_0 {
 613                         skomer_cfg1 {
 614                                 pins = "GPIO143_D12", "GPIO144_B13";
 615                                 ste,config = <&gpio_in_nopull>;
 616                         };
 617                 };
 618         };
 619         /* GPIO-based I2C bus for ALPS HSCD compass */
 620         i2c-gpio-1 {
 621                 i2c_gpio_1_default: i2c_gpio_1 {
 622                         skomer_cfg1 {
 623                                 pins = "GPIO151_B17", "GPIO152_D16";
 624                                 ste,config = <&gpio_in_nopull>;
 625                         };
 626                 };
 627         };
 628         wlan {
 629                 wlan_default_mode: wlan_default {
 630                         skomer_cfg1 {
 631                                 pins = "GPIO216_AG12";
 632                                 ste,config = <&gpio_in_pd>;
 633                         };
 634                 };
 635                 wlan_en_default_mode: wlan_en_default {
 636                         skomer_cfg2 {
 637                                 pins = "GPIO215_AH13";
 638                                 ste,config = <&gpio_out_lo>;
 639                         };
 640                 };
 641         };
 642         bluetooth {
 643                 bluetooth_default_mode: bluetooth_default {
 644                         skomer_cfg1 {
 645                                 pins = "GPIO199_AH23", "GPIO222_AJ9";
 646                                 ste,config = <&gpio_out_lo>;
 647                         };
 648                         skomer_cfg2 {
 649                                 pins = "GPIO97_D9";
 650                                 ste,config = <&gpio_in_nopull>;
 651                         };
 652                 };
 653         };
 654         vibrator {
 655                 vibrator_default: vibrator_default {
 656                         skomer_cfg1 {
 657                                 pins = "GPIO195_AG28";  /* MOT_EN */
 658                                 ste,config = <&gpio_out_lo>;
 659                         };
 660                 };
 661         };
 662         /* Interrupt line for the Cypress TMA140 touchscreen */
 663         touchscreen {
 664                 tma140_skomer_default: tma140_skomer {
 665                         skomer_cfg1 {
 666                                 pins = "GPIO218_AH11";
 667                                 ste,config = <&gpio_in_nopull>;
 668                         };
 669                 };
 670         };
 671         g05ta03 {
 672                 g05ta03_skomer_default: g05ta03 {
 673                         /* Reset line, start out de-asserted */
 674                         skomer_cfg1 {
 675                                 pins = "GPIO209_AG15";
 676                                 ste,config = <&gpio_out_hi>;
 677                         };
 678                         /* GPS_ON_OFF, start out deasserted (off) */
 679                         skomer_cfg2 {
 680                                 pins = "GPIO86_C6";
 681                                 ste,config = <&gpio_out_lo>;
 682                         };
 683                 };
 684         };
 685 };
 686
 687 &ab8505_gpio {
 688         /* Hog a few default settings */
 689         pinctrl-names = "default";
 690         pinctrl-0 = <&gpio_default>;
 691
 692         gpio {
 693                 gpio_default: gpio_default {
 694                         skomer_mux {
 695                                 /* Change unused pins to GPIO mode */
 696                                 function = "gpio";
 697                                 groups = "gpio3_a_1",   /* default: SysClkReq4 */
 698                                          "gpio14_a_1";  /* default: PWMOut1 */
 699                         };
 700                         skomer_cfg1 {
 701                                 pins = "GPIO11_B17", "GPIO13_D17", "GPIO50_L4";
 702                                 bias-disable;
 703                         };
 704                 };
 705         };
 706 };