Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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sys/contrib/device-tree/src/arm/ste-ux500-samsung-skomer.dts
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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 };
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