1 // SPDX-License-Identifier: BSD-3-Clause 2 /* 3 * Copyright (c) 2017-2019, The Linux Foundation. All rights reserved. 4 * Copyright (c) 2020-2023, Linaro Limited 5 */ 6 7 /dts-v1/; 8 9 #include <dt-bindings/firmware/qcom,scm.h> 10 #include <dt-bindings/gpio/gpio.h> 11 #include <dt-bindings/input/gpio-keys.h> 12 #include <dt-bindings/input/input.h> 13 #include <dt-bindings/regulator/qcom,rpmh-regulator.h> 14 #include "sc8180x.dtsi" 15 #include "sc8180x-pmics.dtsi" 16 17 / { 18 model = "Lenovo Flex 5G"; 19 compatible = "lenovo,flex-5g", "qcom,sc8180x"; 20 21 aliases { 22 serial0 = &uart13; 23 }; 24 25 backlight: backlight { 26 compatible = "pwm-backlight"; 27 pwms = <&pmc8180c_lpg 4 1000000>; 28 enable-gpios = <&pmc8180c_gpios 8 GPIO_ACTIVE_HIGH>; 29 30 pinctrl-0 = <&bl_pwm_default>; 31 pinctrl-names = "default"; 32 }; 33 34 gpio-keys { 35 compatible = "gpio-keys"; 36 37 pinctrl-0 = <&hall_int_active_state>; 38 pinctrl-names = "default"; 39 40 lid-switch { 41 gpios = <&tlmm 121 GPIO_ACTIVE_LOW>; 42 linux,input-type = <EV_SW>; 43 linux,code = <SW_LID>; 44 wakeup-source; 45 wakeup-event-action = <EV_ACT_DEASSERTED>; 46 }; 47 }; 48 49 pmic-glink { 50 compatible = "qcom,sc8180x-pmic-glink", "qcom,pmic-glink"; 51 52 #address-cells = <1>; 53 #size-cells = <0>; 54 orientation-gpios = <&tlmm 38 GPIO_ACTIVE_HIGH>, 55 <&tlmm 58 GPIO_ACTIVE_HIGH>; 56 57 connector@0 { 58 compatible = "usb-c-connector"; 59 reg = <0>; 60 power-role = "dual"; 61 data-role = "dual"; 62 63 ports { 64 #address-cells = <1>; 65 #size-cells = <0>; 66 67 port@0 { 68 reg = <0>; 69 70 pmic_glink_con0_hs: endpoint { 71 remote-endpoint = <&usb_prim_dwc3_hs>; 72 }; 73 }; 74 75 port@1 { 76 reg = <1>; 77 78 pmic_glink_con0_ss: endpoint { 79 remote-endpoint = <&usb_prim_qmpphy_out>; 80 }; 81 }; 82 83 port@2 { 84 reg = <2>; 85 86 pmic_glink_con0_sbu: endpoint { 87 remote-endpoint = <&usbprim_sbu_mux>; 88 }; 89 }; 90 }; 91 }; 92 93 connector@1 { 94 compatible = "usb-c-connector"; 95 reg = <1>; 96 power-role = "dual"; 97 data-role = "dual"; 98 99 ports { 100 #address-cells = <1>; 101 #size-cells = <0>; 102 port@0 { 103 reg = <0>; 104 105 pmic_glink_con1_hs: endpoint { 106 remote-endpoint = <&usb_sec_dwc3_hs>; 107 }; 108 }; 109 110 port@1 { 111 reg = <1>; 112 113 pmic_glink_con1_ss: endpoint { 114 remote-endpoint = <&usb_sec_qmpphy_out>; 115 }; 116 }; 117 118 port@2 { 119 reg = <2>; 120 121 pmic_glink_con1_sbu: endpoint { 122 remote-endpoint = <&usbsec_sbu_mux>; 123 }; 124 }; 125 }; 126 }; 127 }; 128 129 reserved-memory { 130 rmtfs_mem: rmtfs-region@85500000 { 131 compatible = "qcom,rmtfs-mem"; 132 reg = <0x0 0x85500000 0x0 0x200000>; 133 no-map; 134 135 qcom,client-id = <1>; 136 qcom,vmid = <QCOM_SCM_VMID_MSS_MSA>; 137 }; 138 139 wlan_mem: wlan-region@8bc00000 { 140 reg = <0x0 0x8bc00000 0x0 0x180000>; 141 no-map; 142 }; 143 144 mpss_mem: mpss-region@8d800000 { 145 reg = <0x0 0x8d800000 0x0 0x3000000>; 146 no-map; 147 }; 148 149 adsp_mem: adsp-region@90800000 { 150 reg = <0x0 0x90800000 0x0 0x1c00000>; 151 no-map; 152 }; 153 154 gpu_mem: gpu-region@98715000 { 155 reg = <0x0 0x98715000 0x0 0x2000>; 156 no-map; 157 }; 158 159 cdsp_mem: cdsp-region@98900000 { 160 reg = <0x0 0x98900000 0x0 0x1400000>; 161 no-map; 162 }; 163 }; 164 165 vph_pwr: vph-pwr-regulator { 166 compatible = "regulator-fixed"; 167 regulator-name = "vph_pwr"; 168 regulator-min-microvolt = <3700000>; 169 regulator-max-microvolt = <3700000>; 170 }; 171 172 vreg_s4a_1p8: pm8150-s4-regulator { 173 compatible = "regulator-fixed"; 174 regulator-name = "vreg_s4a_1p8"; 175 176 regulator-min-microvolt = <1800000>; 177 regulator-max-microvolt = <1800000>; 178 179 regulator-always-on; 180 regulator-boot-on; 181 182 vin-supply = <&vph_pwr>; 183 }; 184 185 usbprim-sbu-mux { 186 compatible = "pericom,pi3usb102", "gpio-sbu-mux"; 187 188 enable-gpios = <&tlmm 152 GPIO_ACTIVE_LOW>; 189 select-gpios = <&tlmm 100 GPIO_ACTIVE_HIGH>; 190 191 pinctrl-names = "default"; 192 pinctrl-0 = <&usbprim_sbu_default>; 193 194 mode-switch; 195 orientation-switch; 196 197 port { 198 usbprim_sbu_mux: endpoint { 199 remote-endpoint = <&pmic_glink_con0_sbu>; 200 }; 201 }; 202 }; 203 204 usbsec-sbu-mux { 205 compatible = "pericom,pi3usb102", "gpio-sbu-mux"; 206 207 enable-gpios = <&tlmm 188 GPIO_ACTIVE_LOW>; 208 select-gpios = <&tlmm 187 GPIO_ACTIVE_HIGH>; 209 210 pinctrl-names = "default"; 211 pinctrl-0 = <&usbsec_sbu_default>; 212 213 mode-switch; 214 orientation-switch; 215 216 port { 217 usbsec_sbu_mux: endpoint { 218 remote-endpoint = <&pmic_glink_con1_sbu>; 219 }; 220 }; 221 }; 222 }; 223 224 &apps_rsc { 225 regulators-0 { 226 compatible = "qcom,pmc8180-rpmh-regulators"; 227 qcom,pmic-id = "a"; 228 229 vdd-s5-supply = <&vph_pwr>; 230 vdd-l7-l12-l14-l15-supply = <&vreg_s5a_2p0>; 231 232 vreg_s5a_2p0: smps5 { 233 regulator-min-microvolt = <2040000>; 234 regulator-max-microvolt = <2100000>; 235 }; 236 237 vreg_l7a_1p8: ldo7 { 238 regulator-min-microvolt = <1800000>; 239 regulator-max-microvolt = <1800000>; 240 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 241 }; 242 243 vreg_l9a_1p3: ldo9 { 244 regulator-min-microvolt = <1296000>; 245 regulator-max-microvolt = <1304000>; 246 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 247 }; 248 249 vreg_l12a_1p8: ldo12 { 250 regulator-min-microvolt = <1800000>; 251 regulator-max-microvolt = <1800000>; 252 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 253 }; 254 }; 255 256 regulators-1 { 257 compatible = "qcom,pmc8180c-rpmh-regulators"; 258 qcom,pmic-id = "c"; 259 260 vdd-s6-supply = <&vph_pwr>; 261 vdd-l2-l3-supply = <&vreg_s6c_1p35>; 262 vdd-bob-supply = <&vph_pwr>; 263 264 vreg_s6c_1p35: smps6 { 265 regulator-min-microvolt = <1350000>; 266 regulator-max-microvolt = <1372000>; 267 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 268 }; 269 270 vreg_l3c_1p2: ldo3 { 271 regulator-min-microvolt = <1200000>; 272 regulator-max-microvolt = <1200000>; 273 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 274 }; 275 276 vreg_l10c_3p3: ldo10 { 277 regulator-min-microvolt = <3000000>; 278 regulator-max-microvolt = <3312000>; 279 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 280 }; 281 282 vreg_l11c_3p3: ldo11 { 283 regulator-min-microvolt = <3296000>; 284 regulator-max-microvolt = <3304000>; 285 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 286 }; 287 288 vreg_bob: bob { 289 regulator-min-microvolt = <3296000>; 290 regulator-max-microvolt = <3350000>; 291 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 292 }; 293 }; 294 295 regulators-2 { 296 compatible = "qcom,pmc8180-rpmh-regulators"; 297 qcom,pmic-id = "e"; 298 299 vdd-s4-supply = <&vph_pwr>; 300 vdd-s5-supply = <&vph_pwr>; 301 vdd-l2-l10-supply = <&vreg_bob>; 302 vdd-l3-l4-l5-l18-supply = <&vreg_s4e_0p98>; 303 vdd-l7-l12-l14-l15-supply = <&vreg_s5e_2p05>; 304 vdd-l13-l16-l17-supply = <&vreg_bob>; 305 306 vreg_s4e_0p98: smps4 { 307 regulator-min-microvolt = <992000>; 308 regulator-max-microvolt = <992000>; 309 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 310 }; 311 312 vreg_s5e_2p05: smps5 { 313 regulator-min-microvolt = <2040000>; 314 regulator-max-microvolt = <2040000>; 315 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 316 }; 317 318 vreg_l1e_0p75: ldo1 { 319 regulator-min-microvolt = <752000>; 320 regulator-max-microvolt = <752000>; 321 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 322 }; 323 324 vreg_l5e_0p88: ldo5 { 325 regulator-min-microvolt = <880000>; 326 regulator-max-microvolt = <880000>; 327 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 328 }; 329 330 vreg_l7e_1p8: ldo7 { 331 regulator-min-microvolt = <1800000>; 332 regulator-max-microvolt = <1800000>; 333 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 334 regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM 335 RPMH_REGULATOR_MODE_HPM>; 336 regulator-allow-set-load; 337 }; 338 339 vreg_l10e_2p9: ldo10 { 340 regulator-min-microvolt = <2904000>; 341 regulator-max-microvolt = <2904000>; 342 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 343 regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM 344 RPMH_REGULATOR_MODE_HPM>; 345 regulator-allow-set-load; 346 }; 347 348 vreg_l16e_3p0: ldo16 { 349 regulator-min-microvolt = <3072000>; 350 regulator-max-microvolt = <3072000>; 351 regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; 352 }; 353 }; 354 }; 355 356 &gpu { 357 status = "okay"; 358 359 zap-shader { 360 memory-region = <&gpu_mem>; 361 firmware-name = "qcom/sc8180x/LENOVO/82AK/qcdxkmsuc8180.mbn"; 362 }; 363 }; 364 365 &i2c1 { 366 clock-frequency = <100000>; 367 368 pinctrl-0 = <&i2c1_active>; 369 pinctrl-names = "default"; 370 371 status = "okay"; 372 373 touchscreen@10 { 374 compatible = "hid-over-i2c"; 375 reg = <0x10>; 376 hid-descr-addr = <0x1>; 377 378 interrupts-extended = <&tlmm 122 IRQ_TYPE_LEVEL_LOW>; 379 380 pinctrl-0 = <&ts_int_default>; 381 pinctrl-names = "default"; 382 }; 383 }; 384 385 &i2c7 { 386 clock-frequency = <1000000>; 387 388 pinctrl-0 = <&i2c7_active>; 389 pinctrl-names = "default"; 390 391 status = "okay"; 392 393 keyboard@5 { 394 compatible = "hid-over-i2c"; 395 reg = <0x5>; 396 hid-descr-addr = <0x20>; 397 398 interrupts-extended = <&tlmm 37 IRQ_TYPE_LEVEL_LOW>; 399 400 pinctrl-0 = <&kb_int_default>; 401 pinctrl-names = "default"; 402 }; 403 404 touchpad@2c { 405 compatible = "hid-over-i2c"; 406 reg = <0x2c>; 407 hid-descr-addr = <0x20>; 408 409 interrupts-extended = <&tlmm 24 IRQ_TYPE_LEVEL_LOW>; 410 411 pinctrl-0 = <&tp_int_default>; 412 pinctrl-names = "default"; 413 }; 414 }; 415 416 &mdss { 417 status = "okay"; 418 }; 419 420 &mdss_dp0 { 421 status = "okay"; 422 }; 423 424 &mdss_dp0_out { 425 data-lanes = <0 1>; 426 remote-endpoint = <&usb_prim_qmpphy_dp_in>; 427 }; 428 429 &mdss_dp1 { 430 status = "okay"; 431 }; 432 433 &mdss_dp1_out { 434 data-lanes = <0 1>; 435 remote-endpoint = <&usb_sec_qmpphy_dp_in>; 436 }; 437 438 &mdss_edp { 439 data-lanes = <0 1 2 3>; 440 441 pinctrl-0 = <&edp_hpd_active>; 442 pinctrl-names = "default"; 443 444 status = "okay"; 445 446 aux-bus { 447 panel { 448 compatible = "edp-panel"; 449 no-hpd; 450 451 backlight = <&backlight>; 452 453 port { 454 auo_b140han06_in: endpoint { 455 remote-endpoint = <&mdss_edp_out>; 456 }; 457 }; 458 }; 459 }; 460 461 ports { 462 port@1 { 463 reg = <1>; 464 mdss_edp_out: endpoint { 465 remote-endpoint = <&auo_b140han06_in>; 466 }; 467 }; 468 }; 469 }; 470 471 &pcie3 { 472 perst-gpios = <&tlmm 178 GPIO_ACTIVE_LOW>; 473 wake-gpios = <&tlmm 180 GPIO_ACTIVE_HIGH>; 474 pinctrl-0 = <&pcie3_default_state>; 475 pinctrl-names = "default"; 476 477 status = "okay"; 478 }; 479 480 &pcie3_phy { 481 vdda-phy-supply = <&vreg_l5e_0p88>; 482 vdda-pll-supply = <&vreg_l3c_1p2>; 483 484 status = "okay"; 485 }; 486 487 &pmc8180_pwrkey { 488 status = "okay"; 489 }; 490 491 &pmc8180c_lpg { 492 status = "okay"; 493 }; 494 495 &qupv3_id_0 { 496 status = "okay"; 497 }; 498 499 &qupv3_id_1 { 500 status = "okay"; 501 }; 502 503 &qupv3_id_2 { 504 status = "okay"; 505 }; 506 507 &remoteproc_adsp { 508 memory-region = <&adsp_mem>; 509 firmware-name = "qcom/sc8180x/LENOVO/82AK/qcadsp8180.mbn"; 510 511 status = "okay"; 512 }; 513 514 &remoteproc_cdsp { 515 memory-region = <&cdsp_mem>; 516 firmware-name = "qcom/sc8180x/LENOVO/82AK/qccdsp8180.mbn"; 517 518 status = "okay"; 519 }; 520 521 &remoteproc_mpss { 522 memory-region = <&mpss_mem>; 523 firmware-name = "qcom/sc8180x/LENOVO/82AK/qcmpss8180_nm.mbn"; 524 525 status = "okay"; 526 }; 527 528 &uart13 { 529 pinctrl-0 = <&uart13_state>; 530 pinctrl-names = "default"; 531 532 status = "okay"; 533 534 bluetooth { 535 compatible = "qcom,wcn3998-bt"; 536 537 vddio-supply = <&vreg_s4a_1p8>; 538 vddxo-supply = <&vreg_l7a_1p8>; 539 vddrf-supply = <&vreg_l9a_1p3>; 540 vddch0-supply = <&vreg_l11c_3p3>; 541 max-speed = <3200000>; 542 }; 543 }; 544 545 &ufs_mem_hc { 546 reset-gpios = <&tlmm 190 GPIO_ACTIVE_LOW>; 547 548 vcc-supply = <&vreg_l10e_2p9>; 549 vcc-max-microamp = <155000>; 550 551 vccq2-supply = <&vreg_l7e_1p8>; 552 vccq2-max-microamp = <425000>; 553 554 status = "okay"; 555 }; 556 557 &ufs_mem_phy { 558 vdda-phy-supply = <&vreg_l5e_0p88>; 559 vdda-pll-supply = <&vreg_l3c_1p2>; 560 561 status = "okay"; 562 }; 563 564 &usb_mp { 565 status = "okay"; 566 }; 567 568 &usb_mp_hsphy0 { 569 vdda-pll-supply = <&vreg_l5e_0p88>; 570 vdda18-supply = <&vreg_l12a_1p8>; 571 vdda33-supply = <&vreg_l16e_3p0>; 572 573 status = "okay"; 574 }; 575 576 &usb_mp_hsphy1 { 577 vdda-pll-supply = <&vreg_l5e_0p88>; 578 vdda18-supply = <&vreg_l12a_1p8>; 579 vdda33-supply = <&vreg_l16e_3p0>; 580 581 status = "okay"; 582 }; 583 584 &usb_mp_qmpphy0 { 585 vdda-phy-supply = <&vreg_l3c_1p2>; 586 vdda-pll-supply = <&vreg_l5e_0p88>; 587 588 status = "okay"; 589 }; 590 591 &usb_mp_qmpphy1 { 592 vdda-phy-supply = <&vreg_l3c_1p2>; 593 vdda-pll-supply = <&vreg_l5e_0p88>; 594 595 status = "okay"; 596 }; 597 598 &usb_prim_hsphy { 599 vdda-pll-supply = <&vreg_l5e_0p88>; 600 vdda18-supply = <&vreg_l12a_1p8>; 601 vdda33-supply = <&vreg_l16e_3p0>; 602 603 status = "okay"; 604 }; 605 606 &usb_prim_qmpphy { 607 vdda-phy-supply = <&vreg_l3c_1p2>; 608 vdda-pll-supply = <&vreg_l5e_0p88>; 609 610 orientation-switch; 611 612 status = "okay"; 613 }; 614 615 &usb_prim { 616 status = "okay"; 617 }; 618 619 &usb_prim_dwc3 { 620 dr_mode = "host"; 621 }; 622 623 &usb_prim_dwc3_hs { 624 remote-endpoint = <&pmic_glink_con0_hs>; 625 }; 626 627 &usb_prim_qmpphy_dp_in { 628 remote-endpoint = <&mdss_dp0_out>; 629 }; 630 631 &usb_prim_qmpphy_out { 632 remote-endpoint = <&pmic_glink_con0_ss>; 633 }; 634 635 &usb_sec_dwc3_hs { 636 remote-endpoint = <&pmic_glink_con1_hs>; 637 }; 638 639 &usb_sec_hsphy { 640 vdda-pll-supply = <&vreg_l5e_0p88>; 641 vdda18-supply = <&vreg_l12a_1p8>; 642 vdda33-supply = <&vreg_l16e_3p0>; 643 644 status = "okay"; 645 }; 646 647 &usb_sec_qmpphy { 648 vdda-phy-supply = <&vreg_l3c_1p2>; 649 vdda-pll-supply = <&vreg_l5e_0p88>; 650 651 orientation-switch; 652 653 status = "okay"; 654 }; 655 656 &usb_sec_qmpphy_dp_in { 657 remote-endpoint = <&mdss_dp1_out>; 658 }; 659 660 &usb_sec_qmpphy_out { 661 remote-endpoint = <&pmic_glink_con1_ss>; 662 }; 663 664 &usb_sec { 665 status = "okay"; 666 }; 667 668 &usb_sec_dwc3 { 669 dr_mode = "host"; 670 }; 671 672 &wifi { 673 memory-region = <&wlan_mem>; 674 675 vdd-0.8-cx-mx-supply = <&vreg_l1e_0p75>; 676 vdd-1.8-xo-supply = <&vreg_l7a_1p8>; 677 vdd-1.3-rfa-supply = <&vreg_l9a_1p3>; 678 vdd-3.3-ch0-supply = <&vreg_l11c_3p3>; 679 vdd-3.3-ch1-supply = <&vreg_l10c_3p3>; 680 681 status = "okay"; 682 }; 683 684 &xo_board_clk { 685 clock-frequency = <38400000>; 686 }; 687 688 /* PINCTRL */ 689 690 &pmc8180c_gpios { 691 bl_pwm_default: bl-pwm-default-state { 692 en-pins { 693 pins = "gpio8"; 694 function = "normal"; 695 }; 696 697 pwm-pins { 698 pins = "gpio10"; 699 function = "func1"; 700 }; 701 }; 702 }; 703 704 &tlmm { 705 gpio-reserved-ranges = <0 4>, <47 4>, <126 4>; 706 707 edp_hpd_active: epd-hpd-active-state { 708 pins = "gpio10"; 709 function = "edp_hot"; 710 }; 711 712 hall_int_active_state: hall-int-active-state { 713 pins = "gpio121"; 714 function = "gpio"; 715 716 bias-disable; 717 }; 718 719 i2c1_active: i2c1-active-state { 720 pins = "gpio114", "gpio115"; 721 function = "qup1"; 722 723 bias-pull-up = <1>; 724 drive-strength = <2>; 725 }; 726 727 i2c7_active: i2c7-active-state { 728 pins = "gpio98", "gpio99"; 729 function = "qup7"; 730 731 bias-pull-up; 732 drive-strength = <2>; 733 }; 734 735 kb_int_default: kb-int-default-state { 736 pins = "gpio37"; 737 function = "gpio"; 738 739 bias-pull-up; 740 drive-strength = <2>; 741 }; 742 743 pcie3_default_state: pcie3-default-state { 744 clkreq-pins { 745 pins = "gpio179"; 746 function = "pci_e3"; 747 bias-pull-up; 748 }; 749 750 reset-n-pins { 751 pins = "gpio178"; 752 function = "gpio"; 753 754 drive-strength = <2>; 755 output-low; 756 bias-pull-down; 757 }; 758 759 wake-n-pins { 760 pins = "gpio180"; 761 function = "gpio"; 762 763 drive-strength = <2>; 764 bias-pull-up; 765 }; 766 }; 767 768 tp_int_default: tp-int-default-state { 769 pins = "gpio24"; 770 function = "gpio"; 771 772 bias-pull-up; 773 drive-strength = <2>; 774 }; 775 776 ts_int_default: ts-int-default-state { 777 pins = "gpio122"; 778 function = "gpio"; 779 780 bias-pull-up; 781 drive-strength = <2>; 782 }; 783 784 usbprim_sbu_default: usbprim-sbu-state { 785 oe-n-pins { 786 pins = "gpio152"; 787 function = "gpio"; 788 bias-disable; 789 drive-strength = <16>; 790 output-high; 791 }; 792 793 sel-pins { 794 pins = "gpio100"; 795 function = "gpio"; 796 bias-disable; 797 drive-strength = <16>; 798 }; 799 }; 800 801 usbsec_sbu_default: usbsec-sbu-state { 802 oe-n-pins { 803 pins = "gpio188"; 804 function = "gpio"; 805 bias-disable; 806 drive-strength = <16>; 807 output-high; 808 }; 809 810 sel-pins { 811 pins = "gpio187"; 812 function = "gpio"; 813 bias-disable; 814 drive-strength = <16>; 815 }; 816 }; 817 818 uart13_state: uart13-state { 819 cts-pins { 820 pins = "gpio43"; 821 function = "qup13"; 822 bias-pull-down; 823 }; 824 825 rts-tx-pins { 826 pins = "gpio44", "gpio45"; 827 function = "qup13"; 828 drive-strength = <2>; 829 bias-disable; 830 }; 831 832 rx-pins { 833 pins = "gpio46"; 834 function = "qup13"; 835 bias-pull-up; 836 }; 837 }; 838 };
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