1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Google Trogdor device tree source (common between revisions) 4 * 5 * Copyright 2019 Google LLC. 6 */ 7 8#include <dt-bindings/gpio/gpio.h> 9#include <dt-bindings/input/gpio-keys.h> 10#include <dt-bindings/input/input.h> 11#include <dt-bindings/leds/common.h> 12#include <dt-bindings/regulator/qcom,rpmh-regulator.h> 13#include <dt-bindings/sound/sc7180-lpass.h> 14 15#include "sc7180.dtsi" 16/* PMICs depend on spmi_bus label and so must come after sc7180.dtsi */ 17#include "pm6150.dtsi" 18#include "pm6150l.dtsi" 19 20/ { 21 thermal-zones { 22 charger_thermal: charger-thermal { 23 polling-delay-passive = <0>; 24 polling-delay = <0>; 25 26 thermal-sensors = <&pm6150_adc_tm 0>; 27 28 trips { 29 charger-crit { 30 temperature = <125000>; 31 hysteresis = <1000>; 32 type = "critical"; 33 }; 34 }; 35 }; 36 }; 37}; 38 39/* 40 * Reserved memory changes 41 * 42 * Delete all unused memory nodes and define the peripheral memory regions 43 * required by the board dts. 44 */ 45 46/delete-node/ &hyp_mem; 47/delete-node/ &ipa_fw_mem; 48/delete-node/ &xbl_mem; 49/delete-node/ &aop_mem; 50/delete-node/ &sec_apps_mem; 51/delete-node/ &tz_mem; 52 53/* Increase the size from 2MB to 8MB */ 54&rmtfs_mem { 55 reg = <0x0 0x94600000 0x0 0x800000>; 56}; 57 58/ { 59 reserved-memory { 60 atf_mem: memory@80b00000 { 61 reg = <0x0 0x80b00000 0x0 0x100000>; 62 no-map; 63 }; 64 65 mpss_mem: memory@86000000 { 66 reg = <0x0 0x86000000 0x0 0x2000000>; 67 no-map; 68 }; 69 70 venus_mem: memory@8f600000 { 71 reg = <0 0x8f600000 0 0x500000>; 72 no-map; 73 }; 74 75 wlan_mem: memory@94100000 { 76 reg = <0x0 0x94100000 0x0 0x200000>; 77 no-map; 78 }; 79 80 mba_mem: memory@94400000 { 81 reg = <0x0 0x94400000 0x0 0x200000>; 82 no-map; 83 }; 84 }; 85 86 aliases { 87 bluetooth0 = &bluetooth; 88 hsuart0 = &uart3; 89 serial0 = &uart8; 90 wifi0 = &wifi; 91 }; 92 93 chosen { 94 stdout-path = "serial0:115200n8"; 95 }; 96 97 /* FIXED REGULATORS - parents above children */ 98 99 /* This is the top level supply and variable voltage */ 100 ppvar_sys: ppvar-sys-regulator { 101 compatible = "regulator-fixed"; 102 regulator-name = "ppvar_sys"; 103 regulator-always-on; 104 regulator-boot-on; 105 }; 106 107 /* This divides ppvar_sys by 2, so voltage is variable */ 108 src_vph_pwr: src-vph-pwr-regulator { 109 compatible = "regulator-fixed"; 110 regulator-name = "src_vph_pwr"; 111 112 /* EC turns on with switchcap_on; always on for AP */ 113 regulator-always-on; 114 regulator-boot-on; 115 116 vin-supply = <&ppvar_sys>; 117 }; 118 119 pp5000_a: pp5000-a-regulator { 120 compatible = "regulator-fixed"; 121 regulator-name = "pp5000_a"; 122 123 /* EC turns on with en_pp5000_a; always on for AP */ 124 regulator-always-on; 125 regulator-boot-on; 126 regulator-min-microvolt = <5000000>; 127 regulator-max-microvolt = <5000000>; 128 129 vin-supply = <&ppvar_sys>; 130 }; 131 132 pp3300_a: pp3300-a-regulator { 133 compatible = "regulator-fixed"; 134 regulator-name = "pp3300_a"; 135 136 /* EC turns on with en_pp3300_a; always on for AP */ 137 regulator-always-on; 138 regulator-boot-on; 139 regulator-min-microvolt = <3300000>; 140 regulator-max-microvolt = <3300000>; 141 142 /* 143 * Actually should be pp3300 but that's practically an alias for 144 * pp3300_a so we use pp3300's vin-supply here to avoid one more 145 * node. 146 */ 147 vin-supply = <&ppvar_sys>; 148 }; 149 150 pp1800_ec: 151 pp1800_sensors: 152 pp1800_ldo: pp1800-ldo-regulator { 153 compatible = "regulator-fixed"; 154 regulator-name = "pp1800_ldo"; 155 156 /* EC turns on with hibernate_l; always on for AP */ 157 regulator-always-on; 158 regulator-boot-on; 159 regulator-min-microvolt = <1800000>; 160 regulator-max-microvolt = <1800000>; 161 162 /* 163 * Actually should be pp1800_h1 but we don't have any need to 164 * model that so we use the parent of pp1800_h1. 165 */ 166 vin-supply = <&pp3300_a>; 167 }; 168 169 pp1800_uf_cam: pp1800-uf-cam-regulator { 170 compatible = "regulator-fixed"; 171 regulator-name = "pp1800_uf_cam"; 172 status = "disabled"; 173 174 regulator-min-microvolt = <1800000>; 175 regulator-max-microvolt = <1800000>; 176 177 gpio = <&tlmm 6 GPIO_ACTIVE_HIGH>; 178 enable-active-high; 179 pinctrl-names = "default"; 180 pinctrl-0 = <&uf_cam_en>; 181 182 vin-supply = <&pp1800_ldo>; 183 regulator-enable-ramp-delay = <1000>; 184 }; 185 186 pp1800_wf_cam: pp1800-wf-cam-regulator { 187 compatible = "regulator-fixed"; 188 regulator-name = "pp1800_wf_cam"; 189 status = "disabled"; 190 191 regulator-min-microvolt = <1800000>; 192 regulator-max-microvolt = <1800000>; 193 194 gpio = <&tlmm 7 GPIO_ACTIVE_HIGH>; 195 enable-active-high; 196 pinctrl-names = "default"; 197 pinctrl-0 = <&wf_cam_en>; 198 199 vin-supply = <&pp1800_ldo>; 200 regulator-enable-ramp-delay = <1000>; 201 }; 202 203 pp2800_uf_cam: pp2800-uf-cam-regulator { 204 compatible = "regulator-fixed"; 205 regulator-name = "pp2800_uf_cam"; 206 status = "disabled"; 207 208 regulator-min-microvolt = <2850000>; 209 regulator-max-microvolt = <2850000>; 210 211 gpio = <&tlmm 6 GPIO_ACTIVE_HIGH>; 212 enable-active-high; 213 /* 214 * The pinconf can only be referenced once so we put it on the 215 * first regulator and comment it out here. 216 * pinctrl-names = "default"; 217 * pinctrl-0 = <&uf_cam_en>; 218 */ 219 220 vin-supply = <&pp3300_a>; 221 }; 222 223 pp2800_vcm_wf_cam: 224 pp2800_wf_cam: pp2800-wf-cam-regulator { 225 compatible = "regulator-fixed"; 226 regulator-name = "pp2800_wf_cam"; 227 status = "disabled"; 228 229 regulator-min-microvolt = <2850000>; 230 regulator-max-microvolt = <2850000>; 231 232 gpio = <&tlmm 7 GPIO_ACTIVE_HIGH>; 233 enable-active-high; 234 /* 235 * The pinconf can only be referenced once so we put it on the 236 * first regulator and comment it out here. 237 * pinctrl-names = "default"; 238 * pinctrl-0 = <&wf_cam_en>; 239 */ 240 241 vin-supply = <&pp3300_a>; 242 }; 243 244 pp3300_audio: 245 pp3300_codec: pp3300-codec-regulator { 246 compatible = "regulator-fixed"; 247 regulator-name = "pp3300_codec"; 248 249 regulator-min-microvolt = <3300000>; 250 regulator-max-microvolt = <3300000>; 251 252 gpio = <&tlmm 83 GPIO_ACTIVE_HIGH>; 253 enable-active-high; 254 pinctrl-names = "default"; 255 pinctrl-0 = <&en_pp3300_codec>; 256 257 vin-supply = <&pp3300_a>; 258 }; 259 260 pp3300_dx_edp: 261 pp3300_ts: pp3300-dx-edp-regulator { 262 compatible = "regulator-fixed"; 263 regulator-name = "pp3300_dx_edp"; 264 265 regulator-min-microvolt = <3300000>; 266 regulator-max-microvolt = <3300000>; 267 268 gpio = <&tlmm 30 GPIO_ACTIVE_HIGH>; 269 enable-active-high; 270 pinctrl-names = "default"; 271 pinctrl-0 = <&en_pp3300_dx_edp>; 272 273 vin-supply = <&pp3300_a>; 274 }; 275 276 pp3300_fp_tp: pp3300-fp-tp-regulator { 277 compatible = "regulator-fixed"; 278 regulator-name = "pp3300_fp_tp"; 279 280 regulator-min-microvolt = <3300000>; 281 regulator-max-microvolt = <3300000>; 282 283 /* AP turns on with PP1800_VIO_OUT; always on for AP */ 284 regulator-always-on; 285 regulator-boot-on; 286 287 vin-supply = <&pp3300_a>; 288 }; 289 290 pp3300_hub: pp3300-hub-regulator { 291 compatible = "regulator-fixed"; 292 regulator-name = "pp3300_hub"; 293 294 regulator-min-microvolt = <3300000>; 295 regulator-max-microvolt = <3300000>; 296 297 gpio = <&tlmm 84 GPIO_ACTIVE_HIGH>; 298 enable-active-high; 299 pinctrl-names = "default"; 300 pinctrl-0 = <&en_pp3300_hub>; 301 302 regulator-always-on; 303 regulator-boot-on; 304 305 vin-supply = <&pp3300_a>; 306 }; 307 308 /* BOARD-SPECIFIC TOP LEVEL NODES */ 309 310 backlight: backlight { 311 compatible = "pwm-backlight"; 312 313 /* The panels don't seem to like anything below ~ 5% */ 314 brightness-levels = < 315 196 256 324 400 484 576 676 784 900 1024 1156 1296 316 1444 1600 1764 1936 2116 2304 2500 2704 2916 3136 317 3364 3600 3844 4096 318 >; 319 num-interpolated-steps = <64>; 320 default-brightness-level = <951>; 321 322 pwms = <&cros_ec_pwm 1>; 323 enable-gpios = <&tlmm 12 GPIO_ACTIVE_HIGH>; 324 power-supply = <&ppvar_sys>; 325 pinctrl-names = "default"; 326 pinctrl-0 = <&ap_edp_bklten>; 327 }; 328 329 gpio_keys: gpio-keys { 330 compatible = "gpio-keys"; 331 status = "disabled"; 332 pinctrl-names = "default"; 333 pinctrl-0 = <&pen_pdct_l>; 334 335 pen_insert: switch-pen-insert { 336 label = "Pen Insert"; 337 338 /* Insert = low, eject = high */ 339 gpios = <&tlmm 52 GPIO_ACTIVE_LOW>; 340 linux,code = <SW_PEN_INSERTED>; 341 linux,input-type = <EV_SW>; 342 wakeup-event-action = <EV_ACT_DEASSERTED>; 343 wakeup-source; 344 }; 345 }; 346 347 max98360a: audio-codec-0 { 348 compatible = "maxim,max98360a"; 349 pinctrl-names = "default"; 350 pinctrl-0 = <&_en>; 351 sdmode-gpios = <&tlmm 23 GPIO_ACTIVE_HIGH>; 352 #sound-dai-cells = <0>; 353 }; 354 355 pwmleds { 356 compatible = "pwm-leds"; 357 keyboard_backlight: keyboard-backlight { 358 status = "disabled"; 359 label = "cros_ec::kbd_backlight"; 360 function = LED_FUNCTION_KBD_BACKLIGHT; 361 pwms = <&cros_ec_pwm 0>; 362 max-brightness = <1023>; 363 }; 364 }; 365 366 sound: sound { 367 compatible = "google,sc7180-trogdor"; 368 model = "sc7180-rt5682-max98357a-1mic"; 369 370 audio-routing = 371 "Headphone Jack", "HPOL", 372 "Headphone Jack", "HPOR"; 373 374 #address-cells = <1>; 375 #size-cells = <0>; 376 377 dai-link@0 { 378 link-name = "MultiMedia0"; 379 reg = <MI2S_PRIMARY>; 380 cpu { 381 sound-dai = <&lpass_cpu MI2S_PRIMARY>; 382 }; 383 384 sound_multimedia0_codec: codec { 385 sound-dai = <&alc5682 0 /* aif1 */>; 386 }; 387 }; 388 389 dai-link@1 { 390 link-name = "MultiMedia1"; 391 reg = <MI2S_SECONDARY>; 392 cpu { 393 sound-dai = <&lpass_cpu MI2S_SECONDARY>; 394 }; 395 396 sound_multimedia1_codec: codec { 397 sound-dai = <&max98360a>; 398 }; 399 }; 400 401 dai-link@5 { 402 link-name = "MultiMedia2"; 403 reg = <LPASS_DP_RX>; 404 cpu { 405 sound-dai = <&lpass_cpu LPASS_DP_RX>; 406 }; 407 408 codec { 409 sound-dai = <&mdss_dp>; 410 }; 411 }; 412 }; 413}; 414 415&qfprom { 416 vcc-supply = <&pp1800_l11a>; 417}; 418 419&qspi { 420 status = "okay"; 421 pinctrl-names = "default"; 422 pinctrl-0 = <&qspi_clk>, <&qspi_cs0>, <&qspi_data01>; 423 424 flash@0 { 425 compatible = "jedec,spi-nor"; 426 reg = <0>; 427 428 spi-max-frequency = <37500000>; 429 spi-tx-bus-width = <2>; 430 spi-rx-bus-width = <2>; 431 }; 432}; 433 434&apps_rsc { 435 pm6150-rpmh-regulators { 436 compatible = "qcom,pm6150-rpmh-regulators"; 437 qcom,pmic-id = "a"; 438 439 vddpx_1: 440 vdd2: 441 pp1125_s1a: smps1 { 442 regulator-min-microvolt = <1128000>; 443 regulator-max-microvolt = <1128000>; 444 }; 445 446 vdd_qlink_lv: 447 vdd_qlink_lv_ck: 448 vdd_qusb_hs0_core: 449 vdd_ufs1_core: 450 vdda_mipi_csi0_0p9: 451 vdda_mipi_csi1_0p9: 452 vdda_mipi_csi2_0p9: 453 vdda_mipi_csi3_0p9: 454 vdda_mipi_dsi0_pll: 455 vdda_pll_cc_ebi01: 456 vdda_qrefs_0p9: 457 vdda_usb_ss_dp_core: 458 pp900_l4a: ldo4 { 459 regulator-min-microvolt = <824000>; 460 regulator-max-microvolt = <928000>; 461 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 462 }; 463 464 vdd_cx_wlan: 465 pp800_l9a: ldo9 { 466 regulator-min-microvolt = <488000>; 467 regulator-max-microvolt = <800000>; 468 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 469 }; 470 471 vdd1: 472 vddpx_3: 473 vddpx_7: 474 vio_in: 475 pp1800_l10a: ldo10 { 476 regulator-min-microvolt = <1800000>; 477 regulator-max-microvolt = <1800000>; 478 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 479 }; 480 481 vdd_qfprom: 482 vdda_apc1_cs_1p8: 483 vdda_qrefs_1p8: 484 vdda_qusb_hs0_1p8: 485 vddpx_11: 486 vreg_bb_clk: 487 pp1800_l11a: ldo11 { 488 regulator-min-microvolt = <1800000>; 489 regulator-max-microvolt = <1800000>; 490 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 491 }; 492 493 mcp_vccq: 494 pp1800_l12a_r: ldo12 { 495 regulator-min-microvolt = <1800000>; 496 regulator-max-microvolt = <1800000>; 497 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 498 }; 499 500 /* 501 * On trogdor this needs to match l10a since we use it to 502 * give power to things like SPI flash which communicate back 503 * on lines powered by l10a. Thus we force to 1.8V. 504 */ 505 pp1800_l13a: ldo13 { 506 regulator-min-microvolt = <1800000>; 507 regulator-max-microvolt = <1800000>; 508 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 509 }; 510 511 pp1800_prox: 512 pp1800_l14a: ldo14 { 513 regulator-min-microvolt = <1800000>; 514 regulator-max-microvolt = <1800000>; 515 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 516 }; 517 518 pp1800_alc5682: 519 pp1800_l15a: ldo15 { 520 regulator-min-microvolt = <1800000>; 521 regulator-max-microvolt = <1800000>; 522 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 523 }; 524 525 vdda_qusb_hs0_3p1: 526 vdd_pdphy: 527 pp3100_l17a: ldo17 { 528 regulator-min-microvolt = <2920000>; 529 regulator-max-microvolt = <3232000>; 530 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 531 }; 532 533 pp1800_pen: 534 pp1800_l18a: ldo18 { 535 regulator-min-microvolt = <1800000>; 536 regulator-max-microvolt = <1800000>; 537 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 538 }; 539 540 mcp_vcc: 541 pp2850_l19a: ldo19 { 542 regulator-min-microvolt = <2960000>; 543 regulator-max-microvolt = <2960000>; 544 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 545 }; 546 }; 547 548 pm6150l-rpmh-regulators { 549 compatible = "qcom,pm6150l-rpmh-regulators"; 550 qcom,pmic-id = "c"; 551 552 pp1300_s8c: smps8 { 553 regulator-min-microvolt = <1120000>; 554 regulator-max-microvolt = <1408000>; 555 }; 556 557 pp1800_l1c: ldo1 { 558 regulator-min-microvolt = <1616000>; 559 regulator-max-microvolt = <1984000>; 560 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 561 }; 562 563 vdd_wcss_adc_dac: 564 pp1300_l2c: ldo2 { 565 regulator-min-microvolt = <1168000>; 566 regulator-max-microvolt = <1304000>; 567 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 568 }; 569 570 pp1200_brij: 571 vdd_ufs1_1p2: 572 vdda_csi0_1p25: 573 vdda_csi1_1p25: 574 vdda_csi2_1p25: 575 vdda_csi3_1p25: 576 vdda_hv_ebi0: 577 vdda_mipi_dsi0_1p2: 578 vdda_usb_ss_dp_1p2: 579 vddpx_10: 580 pp1200_l3c: ldo3 { 581 regulator-min-microvolt = <1200000>; 582 regulator-max-microvolt = <1200000>; 583 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 584 }; 585 586 vddpx_2: 587 ppvar_l6c: ldo6 { 588 regulator-min-microvolt = <1800000>; 589 regulator-max-microvolt = <2952000>; 590 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 591 }; 592 593 pp3300_l7c: ldo7 { 594 regulator-min-microvolt = <3304000>; 595 regulator-max-microvolt = <3304000>; 596 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 597 }; 598 599 pp1800_brij_vccio: 600 pp1800_edp_vpll: 601 pp1800_l8c: ldo8 { 602 regulator-min-microvolt = <1800000>; 603 regulator-max-microvolt = <1800000>; 604 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 605 }; 606 607 pp2950_l9c: ldo9 { 608 regulator-min-microvolt = <2952000>; 609 regulator-max-microvolt = <2952000>; 610 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 611 }; 612 613 pp3300_l10c: ldo10 { 614 regulator-min-microvolt = <3000000>; 615 regulator-max-microvolt = <3400000>; 616 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 617 }; 618 619 pp3300_l11c: ldo11 { 620 regulator-min-microvolt = <3000000>; 621 regulator-max-microvolt = <3400000>; 622 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 623 }; 624 625 src_vreg_bob: bob { 626 regulator-min-microvolt = <3008000>; 627 regulator-max-microvolt = <3960000>; 628 regulator-initial-mode = <RPMH_REGULATOR_MODE_AUTO>; 629 }; 630 }; 631}; 632 633ap_ec_spi: &spi6 { 634 status = "okay"; 635 cros_ec: ec@0 { 636 compatible = "google,cros-ec-spi"; 637 reg = <0>; 638 interrupt-parent = <&tlmm>; 639 interrupts = <94 IRQ_TYPE_LEVEL_LOW>; 640 pinctrl-names = "default"; 641 pinctrl-0 = <&ap_ec_int_l>; 642 spi-max-frequency = <3000000>; 643 644 cros_ec_pwm: pwm { 645 compatible = "google,cros-ec-pwm"; 646 #pwm-cells = <1>; 647 }; 648 649 i2c_tunnel: i2c-tunnel { 650 compatible = "google,cros-ec-i2c-tunnel"; 651 google,remote-bus = <0>; 652 #address-cells = <1>; 653 #size-cells = <0>; 654 }; 655 656 typec { 657 compatible = "google,cros-ec-typec"; 658 #address-cells = <1>; 659 #size-cells = <0>; 660 661 usb_c0: connector@0 { 662 compatible = "usb-c-connector"; 663 reg = <0>; 664 label = "left"; 665 power-role = "dual"; 666 data-role = "host"; 667 try-power-role = "source"; 668 }; 669 670 usb_c1: connector@1 { 671 compatible = "usb-c-connector"; 672 reg = <1>; 673 label = "right"; 674 power-role = "dual"; 675 data-role = "host"; 676 try-power-role = "source"; 677 }; 678 }; 679 }; 680}; 681 682ap_h1_spi: &spi0 { 683 status = "okay"; 684 cr50: tpm@0 { 685 compatible = "google,cr50"; 686 reg = <0>; 687 pinctrl-names = "default"; 688 pinctrl-0 = <&h1_ap_int_odl>; 689 spi-max-frequency = <800000>; 690 interrupt-parent = <&tlmm>; 691 interrupts = <42 IRQ_TYPE_EDGE_RISING>; 692 }; 693}; 694 695&camcc { 696 status = "disabled"; 697}; 698 699&dsi0 { 700 status = "okay"; 701 vdda-supply = <&vdda_mipi_dsi0_1p2>; 702}; 703 704&dsi0_out { 705 data-lanes = <0 1 2 3>; 706}; 707 708&dsi_phy { 709 status = "okay"; 710 vdds-supply = <&vdda_mipi_dsi0_pll>; 711}; 712 713ap_sar_sensor_i2c: &i2c5 { 714 clock-frequency = <400000>; 715 716 ap_sar_sensor: proximity@28 { 717 compatible = "semtech,sx9310"; 718 reg = <0x28>; 719 #io-channel-cells = <1>; 720 pinctrl-names = "default"; 721 pinctrl-0 = <&p_sensor_int_l>; 722 723 interrupt-parent = <&tlmm>; 724 interrupts = <24 IRQ_TYPE_LEVEL_LOW>; 725 726 vdd-supply = <&pp3300_a>; 727 svdd-supply = <&pp1800_prox>; 728 729 label = "proximity-wifi"; 730 }; 731}; 732 733ap_tp_i2c: &i2c7 { 734 clock-frequency = <400000>; 735 736 trackpad: trackpad@15 { 737 compatible = "elan,ekth3000"; 738 reg = <0x15>; 739 pinctrl-names = "default"; 740 pinctrl-0 = <&tp_int_odl>; 741 742 interrupt-parent = <&tlmm>; 743 interrupts = <0 IRQ_TYPE_EDGE_FALLING>; 744 745 vcc-supply = <&pp3300_fp_tp>; 746 747 wakeup-source; 748 }; 749}; 750 751hp_i2c: &i2c9 { 752 status = "okay"; 753 clock-frequency = <400000>; 754 755 alc5682: codec@1a { 756 compatible = "realtek,rt5682i"; 757 reg = <0x1a>; 758 pinctrl-names = "default"; 759 pinctrl-0 = <&hp_irq>; 760 761 #sound-dai-cells = <1>; 762 763 interrupt-parent = <&tlmm>; 764 /* 765 * This will get ignored because the interrupt type 766 * is set in rt5682.c. 767 */ 768 interrupts = <28 IRQ_TYPE_EDGE_BOTH>; 769 770 AVDD-supply = <&pp1800_alc5682>; 771 MICVDD-supply = <&pp3300_codec>; 772 VBAT-supply = <&pp3300_audio>; 773 774 realtek,dmic1-data-pin = <1>; 775 realtek,dmic1-clk-pin = <1>; 776 realtek,jd-src = <1>; 777 }; 778}; 779 780&lpass_cpu { 781 status = "okay"; 782 783 pinctrl-names = "default"; 784 pinctrl-0 = <&sec_mi2s_active>, <&pri_mi2s_active>, <&pri_mi2s_mclk_active>; 785 786 #address-cells = <1>; 787 #size-cells = <0>; 788 789 mi2s@0 { 790 reg = <MI2S_PRIMARY>; 791 qcom,playback-sd-lines = <1>; 792 qcom,capture-sd-lines = <0>; 793 }; 794 795 secondary_mi2s: mi2s@1 { 796 reg = <MI2S_SECONDARY>; 797 qcom,playback-sd-lines = <0>; 798 }; 799 800 hdmi@5 { 801 reg = <LPASS_DP_RX>; 802 }; 803}; 804 805&mdp { 806 status = "okay"; 807}; 808 809&mdss { 810 status = "okay"; 811}; 812 813&mdss_dp { 814 status = "okay"; 815 pinctrl-names = "default"; 816 pinctrl-0 = <&dp_hot_plug_det>; 817 data-lanes = <0 1>; 818}; 819 820&pm6150_adc { 821 charger-thermistor@4f { 822 reg = <ADC5_AMUX_THM3_100K_PU>; 823 qcom,ratiometric; 824 qcom,hw-settle-time = <200>; 825 }; 826}; 827 828&pm6150_adc_tm { 829 status = "okay"; 830 831 charger-thermistor@0 { 832 reg = <0>; 833 io-channels = <&pm6150_adc ADC5_AMUX_THM3_100K_PU>; 834 qcom,ratiometric; 835 qcom,hw-settle-time-us = <200>; 836 }; 837}; 838 839&pm6150_pon { 840 status = "disabled"; 841}; 842 843&qupv3_id_0 { 844 status = "okay"; 845}; 846 847&qupv3_id_1 { 848 status = "okay"; 849}; 850 851&remoteproc_mpss { 852 status = "okay"; 853 compatible = "qcom,sc7180-mss-pil"; 854 iommus = <&apps_smmu 0x461 0x0>, <&apps_smmu 0x444 0x3>; 855 memory-region = <&mba_mem &mpss_mem>; 856 857 /* This gets overridden for SKUs with LTE support. */ 858 firmware-name = "qcom/sc7180-trogdor/modem-nolte/mba.mbn", 859 "qcom/sc7180-trogdor/modem-nolte/qdsp6sw.mbn"; 860}; 861 862&sdhc_1 { 863 status = "okay"; 864 865 pinctrl-names = "default", "sleep"; 866 pinctrl-0 = <&sdc1_on>; 867 pinctrl-1 = <&sdc1_off>; 868 vmmc-supply = <&mcp_vcc>; 869 vqmmc-supply = <&mcp_vccq>; 870}; 871 872&sdhc_2 { 873 pinctrl-names = "default", "sleep"; 874 pinctrl-0 = <&sdc2_on>; 875 pinctrl-1 = <&sdc2_off>; 876 vmmc-supply = <&pp2950_l9c>; 877 vqmmc-supply = <&ppvar_l6c>; 878 879 cd-gpios = <&tlmm 69 GPIO_ACTIVE_LOW>; 880}; 881 882&spi0 { 883 pinctrl-0 = <&qup_spi0_cs_gpio_init_high>, <&qup_spi0_cs_gpio>; 884 cs-gpios = <&tlmm 37 GPIO_ACTIVE_LOW>; 885}; 886 887&spi6 { 888 pinctrl-0 = <&qup_spi6_cs_gpio_init_high>, <&qup_spi6_cs_gpio>; 889 cs-gpios = <&tlmm 62 GPIO_ACTIVE_LOW>; 890}; 891 892ap_spi_fp: &spi10 { 893 pinctrl-0 = <&qup_spi10_cs_gpio_init_high>, <&qup_spi10_cs_gpio>; 894 cs-gpios = <&tlmm 89 GPIO_ACTIVE_LOW>; 895 896 cros_ec_fp: ec@0 { 897 compatible = "google,cros-ec-spi"; 898 reg = <0>; 899 interrupt-parent = <&tlmm>; 900 interrupts = <4 IRQ_TYPE_LEVEL_LOW>; 901 pinctrl-names = "default"; 902 pinctrl-0 = <&fp_to_ap_irq_l>; 903 spi-max-frequency = <3000000>; 904 }; 905}; 906 907#include <arm/cros-ec-sbs.dtsi> 908 909&uart3 { 910 status = "okay"; 911 912 /delete-property/interrupts; 913 interrupts-extended = <&intc GIC_SPI 604 IRQ_TYPE_LEVEL_HIGH>, 914 <&tlmm 41 IRQ_TYPE_EDGE_FALLING>; 915 916 pinctrl-names = "default", "sleep"; 917 pinctrl-1 = <&qup_uart3_sleep>; 918 919 bluetooth: bluetooth { 920 compatible = "qcom,wcn3991-bt"; 921 vddio-supply = <&pp1800_l10a>; 922 vddxo-supply = <&pp1800_l1c>; 923 vddrf-supply = <&pp1300_l2c>; 924 vddch0-supply = <&pp3300_l10c>; 925 max-speed = <3200000>; 926 }; 927}; 928 929&uart8 { 930 status = "okay"; 931}; 932 933&usb_1 { 934 status = "okay"; 935}; 936 937&usb_1_dwc3 { 938 dr_mode = "host"; 939}; 940 941&usb_1_hsphy { 942 status = "okay"; 943 vdd-supply = <&vdd_qusb_hs0_core>; 944 vdda-pll-supply = <&vdda_qusb_hs0_1p8>; 945 vdda-phy-dpdm-supply = <&vdda_qusb_hs0_3p1>; 946 qcom,imp-res-offset-value = <8>; 947 qcom,preemphasis-level = <QUSB2_V2_PREEMPHASIS_15_PERCENT>; 948 qcom,preemphasis-width = <QUSB2_V2_PREEMPHASIS_WIDTH_HALF_BIT>; 949 qcom,bias-ctrl-value = <0x22>; 950 qcom,charge-ctrl-value = <3>; 951 qcom,hsdisc-trim-value = <0>; 952}; 953 954&usb_1_qmpphy { 955 status = "okay"; 956 vdda-phy-supply = <&vdda_usb_ss_dp_1p2>; 957 vdda-pll-supply = <&vdda_usb_ss_dp_core>; 958}; 959 960&venus { 961 video-firmware { 962 iommus = <&apps_smmu 0x0c42 0x0>; 963 }; 964}; 965 966&wifi { 967 status = "okay"; 968 vdd-0.8-cx-mx-supply = <&vdd_cx_wlan>; 969 vdd-1.8-xo-supply = <&pp1800_l1c>; 970 vdd-1.3-rfa-supply = <&pp1300_l2c>; 971 vdd-3.3-ch0-supply = <&pp3300_l10c>; 972 vdd-3.3-ch1-supply = <&pp3300_l11c>; 973 974 wifi-firmware { 975 iommus = <&apps_smmu 0xc2 0x1>; 976 }; 977}; 978 979/* PINCTRL - additions to nodes defined in sc7180.dtsi */ 980 981&dp_hot_plug_det { 982 pinconf { 983 pins = "gpio117"; 984 bias-disable; 985 }; 986}; 987 988&pri_mi2s_active { 989 pinconf { 990 pins = "gpio53", "gpio54", "gpio55", "gpio56"; 991 drive-strength = <2>; 992 bias-pull-down; 993 }; 994}; 995 996&pri_mi2s_mclk_active { 997 pinconf { 998 pins = "gpio57"; 999 drive-strength = <2>; 1000 bias-pull-down; 1001 }; 1002}; 1003 1004&qspi_cs0 { 1005 pinconf { 1006 pins = "gpio68"; 1007 bias-disable; 1008 }; 1009}; 1010 1011&qspi_clk { 1012 pinconf { 1013 pins = "gpio63"; 1014 drive-strength = <8>; 1015 bias-disable; 1016 }; 1017}; 1018 1019&qspi_data01 { 1020 pinconf { 1021 pins = "gpio64", "gpio65"; 1022 1023 /* High-Z when no transfers; nice to park the lines */ 1024 bias-pull-up; 1025 }; 1026}; 1027 1028&qup_i2c2_default { 1029 pinconf { 1030 pins = "gpio15", "gpio16"; 1031 drive-strength = <2>; 1032 1033 /* Has external pullup */ 1034 bias-disable; 1035 }; 1036}; 1037 1038&qup_i2c4_default { 1039 pinconf { 1040 pins = "gpio115", "gpio116"; 1041 drive-strength = <2>; 1042 1043 /* Has external pullup */ 1044 bias-disable; 1045 }; 1046}; 1047 1048&qup_i2c5_default { 1049 pinconf { 1050 pins = "gpio25", "gpio26"; 1051 drive-strength = <2>; 1052 1053 /* Has external pullup */ 1054 bias-disable; 1055 }; 1056}; 1057 1058&qup_i2c7_default { 1059 pinconf { 1060 pins = "gpio6", "gpio7"; 1061 drive-strength = <2>; 1062 1063 /* Has external pullup */ 1064 bias-disable; 1065 }; 1066}; 1067 1068&qup_i2c9_default { 1069 pinconf { 1070 pins = "gpio46", "gpio47"; 1071 drive-strength = <2>; 1072 1073 /* Has external pullup */ 1074 bias-disable; 1075 }; 1076}; 1077 1078&qup_spi0_cs_gpio { 1079 pinconf { 1080 pins = "gpio34", "gpio35", "gpio36", "gpio37"; 1081 drive-strength = <2>; 1082 bias-disable; 1083 }; 1084}; 1085 1086&qup_spi6_cs_gpio { 1087 pinconf { 1088 pins = "gpio59", "gpio60", "gpio61", "gpio62"; 1089 drive-strength = <2>; 1090 bias-disable; 1091 }; 1092}; 1093 1094&qup_spi10_cs_gpio { 1095 pinconf { 1096 pins = "gpio86", "gpio87", "gpio88", "gpio89"; 1097 drive-strength = <2>; 1098 bias-disable; 1099 }; 1100}; 1101 1102&qup_uart3_default { 1103 pinconf-cts { 1104 /* 1105 * Configure a pull-down on CTS to match the pull of 1106 * the Bluetooth module. 1107 */ 1108 pins = "gpio38"; 1109 bias-pull-down; 1110 }; 1111 1112 pinconf-rts-tx { 1113 /* We'll drive RTS and TX, so no pull */ 1114 pins = "gpio39", "gpio40"; 1115 drive-strength = <2>; 1116 bias-disable; 1117 }; 1118 1119 pinconf-rx { 1120 /* 1121 * Configure a pull-up on RX. This is needed to avoid 1122 * garbage data when the TX pin of the Bluetooth module is 1123 * in tri-state (module powered off or not driving the 1124 * signal yet). 1125 */ 1126 pins = "gpio41"; 1127 bias-pull-up; 1128 }; 1129}; 1130 1131&qup_uart8_default { 1132 pinconf-tx { 1133 pins = "gpio44"; 1134 drive-strength = <2>; 1135 bias-disable; 1136 }; 1137 1138 pinconf-rx { 1139 pins = "gpio45"; 1140 drive-strength = <2>; 1141 bias-pull-up; 1142 }; 1143}; 1144 1145&sec_mi2s_active { 1146 pinconf { 1147 pins = "gpio49", "gpio50", "gpio51"; 1148 drive-strength = <2>; 1149 bias-pull-down; 1150 }; 1151}; 1152 1153/* PINCTRL - board-specific pinctrl */ 1154 1155&pm6150_gpio { 1156 status = "disabled"; /* No GPIOs are connected */ 1157}; 1158 1159&pm6150l_gpio { 1160 gpio-line-names = "AP_SUSPEND", 1161 "", 1162 "", 1163 "", 1164 "", 1165 "", 1166 "", 1167 "", 1168 "", 1169 "", 1170 "", 1171 ""; 1172}; 1173 1174&tlmm { 1175 /* 1176 * pinctrl settings for pins that have no real owners. 1177 */ 1178 pinctrl-names = "default"; 1179 pinctrl-0 = <&bios_flash_wp_l>, <&ap_suspend_l_neuter>; 1180 1181 amp_en: amp-en { 1182 pinmux { 1183 pins = "gpio23"; 1184 function = "gpio"; 1185 }; 1186 1187 pinconf { 1188 pins = "gpio23"; 1189 bias-pull-down; 1190 }; 1191 }; 1192 1193 ap_ec_int_l: ap-ec-int-l { 1194 pinmux { 1195 pins = "gpio94"; 1196 function = "gpio"; 1197 input-enable; 1198 }; 1199 1200 pinconf { 1201 pins = "gpio94"; 1202 bias-pull-up; 1203 }; 1204 }; 1205 1206 ap_edp_bklten: ap-edp-bklten { 1207 pinmux { 1208 pins = "gpio12"; 1209 function = "gpio"; 1210 }; 1211 1212 pinconf { 1213 pins = "gpio12"; 1214 drive-strength = <2>; 1215 bias-disable; 1216 1217 /* Force backlight to be disabled to match state at boot. */ 1218 output-low; 1219 }; 1220 }; 1221 1222 ap_suspend_l_neuter: ap-suspend-l-neuter { 1223 pinmux { 1224 pins = "gpio27"; 1225 function = "gpio"; 1226 }; 1227 1228 pinconf { 1229 pins = "gpio27"; 1230 bias-disable; 1231 }; 1232 }; 1233 1234 bios_flash_wp_l: bios-flash-wp-l { 1235 pinmux { 1236 pins = "gpio66"; 1237 function = "gpio"; 1238 input-enable; 1239 }; 1240 1241 pinconf { 1242 pins = "gpio66"; 1243 bias-disable; 1244 }; 1245 }; 1246 1247 edp_brij_en: edp-brij-en { 1248 pinmux { 1249 pins = "gpio104"; 1250 function = "gpio"; 1251 }; 1252 1253 pinconf { 1254 pins = "gpio104"; 1255 drive-strength = <2>; 1256 bias-disable; 1257 }; 1258 }; 1259 1260 en_pp3300_codec: en-pp3300-codec { 1261 pinmux { 1262 pins = "gpio83"; 1263 function = "gpio"; 1264 }; 1265 1266 pinconf { 1267 pins = "gpio83"; 1268 drive-strength = <2>; 1269 bias-disable; 1270 }; 1271 }; 1272 1273 en_pp3300_dx_edp: en-pp3300-dx-edp { 1274 pinmux { 1275 pins = "gpio30"; 1276 function = "gpio"; 1277 }; 1278 1279 pinconf { 1280 pins = "gpio30"; 1281 drive-strength = <2>; 1282 bias-disable; 1283 }; 1284 }; 1285 1286 en_pp3300_hub: en-pp3300-hub { 1287 pinmux { 1288 pins = "gpio84"; 1289 function = "gpio"; 1290 }; 1291 1292 pinconf { 1293 pins = "gpio84"; 1294 drive-strength = <2>; 1295 bias-disable; 1296 }; 1297 }; 1298 1299 fp_to_ap_irq_l: fp-to-ap-irq-l { 1300 pinmux { 1301 pins = "gpio4"; 1302 function = "gpio"; 1303 input-enable; 1304 }; 1305 1306 pinconf { 1307 pins = "gpio4"; 1308 1309 /* Has external pullup */ 1310 bias-disable; 1311 }; 1312 }; 1313 1314 h1_ap_int_odl: h1-ap-int-odl { 1315 pinmux { 1316 pins = "gpio42"; 1317 function = "gpio"; 1318 input-enable; 1319 }; 1320 1321 pinconf { 1322 pins = "gpio42"; 1323 bias-pull-up; 1324 }; 1325 }; 1326 1327 hp_irq: hp-irq { 1328 pinmux { 1329 pins = "gpio28"; 1330 function = "gpio"; 1331 }; 1332 1333 pinconf { 1334 pins = "gpio28"; 1335 bias-pull-up; 1336 }; 1337 }; 1338 1339 pen_irq_l: pen-irq-l { 1340 pinmux { 1341 pins = "gpio21"; 1342 function = "gpio"; 1343 }; 1344 1345 pinconf { 1346 pins = "gpio21"; 1347 1348 /* Has external pullup */ 1349 bias-disable; 1350 }; 1351 }; 1352 1353 pen_pdct_l: pen-pdct-l { 1354 pinmux { 1355 pins = "gpio52"; 1356 function = "gpio"; 1357 }; 1358 1359 pinconf { 1360 pins = "gpio52"; 1361 1362 /* Has external pullup */ 1363 bias-disable; 1364 }; 1365 }; 1366 1367 pen_rst_odl: pen-rst-odl { 1368 pinmux { 1369 pins = "gpio18"; 1370 function = "gpio"; 1371 }; 1372 1373 pinconf { 1374 pins = "gpio18"; 1375 bias-disable; 1376 drive-strength = <2>; 1377 1378 /* 1379 * The pen driver doesn't currently support 1380 * driving this reset line. By specifying 1381 * output-high here we're relying on the fact 1382 * that this pin has a default pulldown at boot 1383 * (which makes sure the pen was in reset if it 1384 * was powered) and then we set it high here to 1385 * take it out of reset. Better would be if the 1386 * pen driver could control this and we could 1387 * remove "output-high" here. 1388 */ 1389 output-high; /* TODO: Remove this? */ 1390 }; 1391 }; 1392 1393 p_sensor_int_l: p-sensor-int-l { 1394 pinmux { 1395 pins = "gpio24"; 1396 function = "gpio"; 1397 input-enable; 1398 }; 1399 1400 pinconf { 1401 pins = "gpio24"; 1402 /* Has external pullup */ 1403 bias-disable; 1404 }; 1405 }; 1406 1407 qup_spi0_cs_gpio_init_high: qup-spi0-cs-gpio-init-high { 1408 pinconf { 1409 pins = "gpio37"; 1410 output-high; 1411 }; 1412 }; 1413 1414 qup_spi6_cs_gpio_init_high: qup-spi6-cs-gpio-init-high { 1415 pinconf { 1416 pins = "gpio62"; 1417 output-high; 1418 }; 1419 }; 1420 1421 qup_spi10_cs_gpio_init_high: qup-spi10-cs-gpio-init-high { 1422 pinconf { 1423 pins = "gpio89"; 1424 output-high; 1425 }; 1426 }; 1427 1428 qup_uart3_sleep: qup-uart3-sleep { 1429 pinmux { 1430 pins = "gpio38", "gpio39", 1431 "gpio40", "gpio41"; 1432 function = "gpio"; 1433 }; 1434 1435 pinconf-cts { 1436 /* 1437 * Configure a pull-down on CTS to match the pull of 1438 * the Bluetooth module. 1439 */ 1440 pins = "gpio38"; 1441 bias-pull-down; 1442 }; 1443 1444 pinconf-rts { 1445 /* 1446 * Configure pull-down on RTS. As RTS is active low 1447 * signal, pull it low to indicate the BT SoC that it 1448 * can wakeup the system anytime from suspend state by 1449 * pulling RX low (by sending wakeup bytes). 1450 */ 1451 pins = "gpio39"; 1452 bias-pull-down; 1453 }; 1454 1455 pinconf-tx { 1456 /* 1457 * Configure pull-up on TX when it isn't actively driven 1458 * to prevent BT SoC from receiving garbage during sleep. 1459 */ 1460 pins = "gpio40"; 1461 bias-pull-up; 1462 }; 1463 1464 pinconf-rx { 1465 /* 1466 * Configure a pull-up on RX. This is needed to avoid 1467 * garbage data when the TX pin of the Bluetooth module 1468 * is floating which may cause spurious wakeups. 1469 */ 1470 pins = "gpio41"; 1471 bias-pull-up; 1472 }; 1473 }; 1474 1475 /* Named trackpad_int_1v8_odl on earlier revision schematics */ 1476 trackpad_int_1v8_odl: 1477 tp_int_odl: tp-int-odl { 1478 pinmux { 1479 pins = "gpio0"; 1480 function = "gpio"; 1481 }; 1482 1483 pinconf { 1484 pins = "gpio0"; 1485 1486 /* Has external pullup */ 1487 bias-disable; 1488 }; 1489 }; 1490 1491 ts_int_l: ts-int-l { 1492 pinmux { 1493 pins = "gpio9"; 1494 function = "gpio"; 1495 }; 1496 1497 pinconf { 1498 pins = "gpio9"; 1499 bias-pull-up; 1500 }; 1501 }; 1502 1503 ts_reset_l: ts-reset-l { 1504 pinmux { 1505 pins = "gpio8"; 1506 function = "gpio"; 1507 }; 1508 1509 pinconf { 1510 pins = "gpio8"; 1511 bias-disable; 1512 drive-strength = <2>; 1513 }; 1514 }; 1515 1516 sdc1_on: sdc1-on { 1517 pinconf-clk { 1518 pins = "sdc1_clk"; 1519 bias-disable; 1520 drive-strength = <16>; 1521 }; 1522 1523 pinconf-cmd { 1524 pins = "sdc1_cmd"; 1525 bias-pull-up; 1526 drive-strength = <16>; 1527 }; 1528 1529 pinconf-data { 1530 pins = "sdc1_data"; 1531 bias-pull-up; 1532 drive-strength = <16>; 1533 }; 1534 1535 pinconf-rclk { 1536 pins = "sdc1_rclk"; 1537 bias-pull-down; 1538 }; 1539 }; 1540 1541 sdc1_off: sdc1-off { 1542 pinconf-clk { 1543 pins = "sdc1_clk"; 1544 bias-disable; 1545 drive-strength = <2>; 1546 }; 1547 1548 pinconf-cmd { 1549 pins = "sdc1_cmd"; 1550 bias-pull-up; 1551 drive-strength = <2>; 1552 }; 1553 1554 pinconf-data { 1555 pins = "sdc1_data"; 1556 bias-pull-up; 1557 drive-strength = <2>; 1558 }; 1559 1560 pinconf-rclk { 1561 pins = "sdc1_rclk"; 1562 bias-pull-down; 1563 }; 1564 }; 1565 1566 sdc2_on: sdc2-on { 1567 pinconf-clk { 1568 pins = "sdc2_clk"; 1569 bias-disable; 1570 drive-strength = <16>; 1571 }; 1572 1573 pinconf-cmd { 1574 pins = "sdc2_cmd"; 1575 bias-pull-up; 1576 drive-strength = <10>; 1577 }; 1578 1579 pinconf-data { 1580 pins = "sdc2_data"; 1581 bias-pull-up; 1582 drive-strength = <10>; 1583 }; 1584 1585 pinconf-sd-cd { 1586 pins = "gpio69"; 1587 bias-pull-up; 1588 drive-strength = <2>; 1589 }; 1590 }; 1591 1592 sdc2_off: sdc2-off { 1593 pinconf-clk { 1594 pins = "sdc2_clk"; 1595 bias-disable; 1596 drive-strength = <2>; 1597 }; 1598 1599 pinconf-cmd { 1600 pins = "sdc2_cmd"; 1601 bias-pull-up; 1602 drive-strength = <2>; 1603 }; 1604 1605 pinconf-data { 1606 pins = "sdc2_data"; 1607 bias-pull-up; 1608 drive-strength = <2>; 1609 }; 1610 1611 pinconf-sd-cd { 1612 pins = "gpio69"; 1613 bias-pull-up; 1614 drive-strength = <2>; 1615 }; 1616 }; 1617 1618 uf_cam_en: uf-cam-en { 1619 pinmux { 1620 pins = "gpio6"; 1621 function = "gpio"; 1622 }; 1623 1624 pinconf { 1625 pins = "gpio6"; 1626 drive-strength = <2>; 1627 /* External pull down */ 1628 bias-disable; 1629 }; 1630 }; 1631 1632 wf_cam_en: wf-cam-en { 1633 pinmux { 1634 pins = "gpio7"; 1635 function = "gpio"; 1636 }; 1637 1638 pinconf { 1639 pins = "gpio7"; 1640 drive-strength = <2>; 1641 /* External pull down */ 1642 bias-disable; 1643 }; 1644 }; 1645}; 1646