arch/arm64/boot/dts/qcom/sc8180x-lenovo-flex-5g.dts

   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
  55                 connector@0 {
  56                         compatible = "usb-c-connector";
  57                         reg = <0>;
  58                         power-role = "dual";
  59                         data-role = "dual";
  60
  61                         ports {
  62                                 #address-cells = <1>;
  63                                 #size-cells = <0>;
  64
  65                                 port@0 {
  66                                         reg = <0>;
  67
  68                                         pmic_glink_con0_hs: endpoint {
  69                                                 remote-endpoint = <&usb_prim_role_switch>;
  70                                         };
  71                                 };
  72
  73                                 port@1 {
  74                                         reg = <1>;
  75
  76                                         pmic_glink_con0_ss: endpoint {
  77                                                 remote-endpoint = <&usb_prim_qmpphy_out>;
  78                                         };
  79                                 };
  80
  81                                 port@2 {
  82                                         reg = <2>;
  83
  84                                         pmic_glink_con0_sbu: endpoint {
  85                                                 remote-endpoint = <&usbprim_sbu_mux>;
  86                                         };
  87                                 };
  88                         };
  89                 };
  90
  91                 connector@1 {
  92                         compatible = "usb-c-connector";
  93                         reg = <1>;
  94                         power-role = "dual";
  95                         data-role = "dual";
  96
  97                         ports {
  98                                 #address-cells = <1>;
  99                                 #size-cells = <0>;
 100                                 port@0 {
 101                                         reg = <0>;
 102
 103                                         pmic_glink_con1_hs: endpoint {
 104                                                 remote-endpoint = <&usb_sec_role_switch>;
 105                                         };
 106                                 };
 107
 108                                 port@1 {
 109                                         reg = <1>;
 110
 111                                         pmic_glink_con1_ss: endpoint {
 112                                                 remote-endpoint = <&usb_sec_qmpphy_out>;
 113                                         };
 114                                 };
 115
 116                                 port@2 {
 117                                         reg = <2>;
 118
 119                                         pmic_glink_con1_sbu: endpoint {
 120                                                 remote-endpoint = <&usbsec_sbu_mux>;
 121                                         };
 122                                 };
 123                         };
 124                 };
 125         };
 126
 127         reserved-memory {
 128                 rmtfs_mem: rmtfs-region@85500000 {
 129                         compatible = "qcom,rmtfs-mem";
 130                         reg = <0x0 0x85500000 0x0 0x200000>;
 131                         no-map;
 132
 133                         qcom,client-id = <1>;
 134                         qcom,vmid = <QCOM_SCM_VMID_MSS_MSA>;
 135                 };
 136
 137                 wlan_mem: wlan-region@8bc00000 {
 138                         reg = <0x0 0x8bc00000 0x0 0x180000>;
 139                         no-map;
 140                 };
 141
 142                 mpss_mem: mpss-region@8d800000 {
 143                         reg = <0x0 0x8d800000 0x0 0x3000000>;
 144                         no-map;
 145                 };
 146
 147                 adsp_mem: adsp-region@90800000 {
 148                         reg = <0x0 0x90800000 0x0 0x1c00000>;
 149                         no-map;
 150                 };
 151
 152                 gpu_mem: gpu-region@98715000 {
 153                         reg = <0x0 0x98715000 0x0 0x2000>;
 154                         no-map;
 155                 };
 156
 157                 cdsp_mem: cdsp-region@98900000 {
 158                         reg = <0x0 0x98900000 0x0 0x1400000>;
 159                         no-map;
 160                 };
 161         };
 162
 163         vph_pwr: vph-pwr-regulator {
 164                 compatible = "regulator-fixed";
 165                 regulator-name = "vph_pwr";
 166                 regulator-min-microvolt = <3700000>;
 167                 regulator-max-microvolt = <3700000>;
 168         };
 169
 170         vreg_s4a_1p8: pm8150-s4-regulator {
 171                 compatible = "regulator-fixed";
 172                 regulator-name = "vreg_s4a_1p8";
 173
 174                 regulator-min-microvolt = <1800000>;
 175                 regulator-max-microvolt = <1800000>;
 176
 177                 regulator-always-on;
 178                 regulator-boot-on;
 179
 180                 vin-supply = <&vph_pwr>;
 181         };
 182
 183         usbprim-sbu-mux {
 184                 compatible = "pericom,pi3usb102", "gpio-sbu-mux";
 185
 186                 enable-gpios = <&tlmm 152 GPIO_ACTIVE_LOW>;
 187                 select-gpios = <&tlmm 100 GPIO_ACTIVE_HIGH>;
 188
 189                 pinctrl-names = "default";
 190                 pinctrl-0 = <&usbprim_sbu_default>;
 191
 192                 mode-switch;
 193                 orientation-switch;
 194
 195                 port {
 196                         usbprim_sbu_mux: endpoint {
 197                                 remote-endpoint = <&pmic_glink_con0_sbu>;
 198                         };
 199                 };
 200         };
 201
 202         usbsec-sbu-mux {
 203                 compatible = "pericom,pi3usb102", "gpio-sbu-mux";
 204
 205                 enable-gpios = <&tlmm 188 GPIO_ACTIVE_LOW>;
 206                 select-gpios = <&tlmm 187 GPIO_ACTIVE_HIGH>;
 207
 208                 pinctrl-names = "default";
 209                 pinctrl-0 = <&usbsec_sbu_default>;
 210
 211                 mode-switch;
 212                 orientation-switch;
 213
 214                 port {
 215                         usbsec_sbu_mux: endpoint {
 216                                 remote-endpoint = <&pmic_glink_con1_sbu>;
 217                         };
 218                 };
 219         };
 220 };
 221
 222 &apps_rsc {
 223         regulators-0 {
 224                 compatible = "qcom,pmc8180-rpmh-regulators";
 225                 qcom,pmic-id = "a";
 226
 227                 vdd-s5-supply = <&vph_pwr>;
 228                 vdd-l7-l12-l14-l15-supply = <&vreg_s5a_2p0>;
 229
 230                 vreg_s5a_2p0: smps5 {
 231                         regulator-min-microvolt = <2040000>;
 232                         regulator-max-microvolt = <2100000>;
 233                 };
 234
 235                 vreg_l7a_1p8: ldo7 {
 236                         regulator-min-microvolt = <1800000>;
 237                         regulator-max-microvolt = <1800000>;
 238                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 239                 };
 240
 241                 vreg_l9a_1p3: ldo9 {
 242                         regulator-min-microvolt = <1296000>;
 243                         regulator-max-microvolt = <1304000>;
 244                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 245                 };
 246
 247                 vreg_l12a_1p8: ldo12 {
 248                         regulator-min-microvolt = <1800000>;
 249                         regulator-max-microvolt = <1800000>;
 250                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 251                 };
 252         };
 253
 254         regulators-1 {
 255                 compatible = "qcom,pmc8180c-rpmh-regulators";
 256                 qcom,pmic-id = "c";
 257
 258                 vdd-s6-supply = <&vph_pwr>;
 259                 vdd-l2-l3-supply = <&vreg_s6c_1p35>;
 260                 vdd-bob-supply = <&vph_pwr>;
 261
 262                 vreg_s6c_1p35: smps6 {
 263                         regulator-min-microvolt = <1350000>;
 264                         regulator-max-microvolt = <1372000>;
 265                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 266                 };
 267
 268                 vreg_l3c_1p2: ldo3 {
 269                         regulator-min-microvolt = <1200000>;
 270                         regulator-max-microvolt = <1200000>;
 271                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 272                 };
 273
 274                 vreg_l10c_3p3: ldo10 {
 275                         regulator-min-microvolt = <3000000>;
 276                         regulator-max-microvolt = <3312000>;
 277                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 278                 };
 279
 280                 vreg_l11c_3p3: ldo11 {
 281                         regulator-min-microvolt = <3296000>;
 282                         regulator-max-microvolt = <3304000>;
 283                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 284                 };
 285
 286                 vreg_bob: bob {
 287                         regulator-min-microvolt = <3296000>;
 288                         regulator-max-microvolt = <3350000>;
 289                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 290                 };
 291         };
 292
 293         regulators-2 {
 294                 compatible = "qcom,pmc8180-rpmh-regulators";
 295                 qcom,pmic-id = "e";
 296
 297                 vdd-s4-supply = <&vph_pwr>;
 298                 vdd-s5-supply = <&vph_pwr>;
 299                 vdd-l2-l10-supply = <&vreg_bob>;
 300                 vdd-l3-l4-l5-l18-supply = <&vreg_s4e_0p98>;
 301                 vdd-l7-l12-l14-l15-supply = <&vreg_s5e_2p05>;
 302                 vdd-l13-l16-l17-supply = <&vreg_bob>;
 303
 304                 vreg_s4e_0p98: smps4 {
 305                         regulator-min-microvolt = <992000>;
 306                         regulator-max-microvolt = <992000>;
 307                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 308                 };
 309
 310                 vreg_s5e_2p05: smps5 {
 311                         regulator-min-microvolt = <2040000>;
 312                         regulator-max-microvolt = <2040000>;
 313                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 314                 };
 315
 316                 vreg_l1e_0p75: ldo1 {
 317                         regulator-min-microvolt = <752000>;
 318                         regulator-max-microvolt = <752000>;
 319                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 320                 };
 321
 322                 vreg_l5e_0p88: ldo5 {
 323                         regulator-min-microvolt = <880000>;
 324                         regulator-max-microvolt = <880000>;
 325                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 326                 };
 327
 328                 vreg_l7e_1p8: ldo7 {
 329                         regulator-min-microvolt = <1800000>;
 330                         regulator-max-microvolt = <1800000>;
 331                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 332                 };
 333
 334                 vreg_l10e_2p9: ldo10 {
 335                         regulator-min-microvolt = <2904000>;
 336                         regulator-max-microvolt = <2904000>;
 337                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 338                 };
 339
 340                 vreg_l16e_3p0: ldo16 {
 341                         regulator-min-microvolt = <3072000>;
 342                         regulator-max-microvolt = <3072000>;
 343                         regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
 344                 };
 345         };
 346 };
 347
 348 &gpu {
 349         status = "okay";
 350
 351         zap-shader {
 352                 memory-region = <&gpu_mem>;
 353                 firmware-name = "/*(DEBLOBBED)*/";
 354         };
 355 };
 356
 357 &i2c1 {
 358         clock-frequency = <100000>;
 359
 360         pinctrl-0 = <&i2c1_active>, <&i2c1_hid_active>;
 361         pinctrl-names = "default";
 362
 363         status = "okay";
 364
 365         hid@10 {
 366                 compatible = "hid-over-i2c";
 367                 reg = <0x10>;
 368                 hid-descr-addr = <0x1>;
 369
 370                 interrupts-extended = <&tlmm 122 IRQ_TYPE_LEVEL_LOW>;
 371         };
 372 };
 373
 374 &i2c7 {
 375         clock-frequency = <100000>;
 376
 377         pinctrl-0 = <&i2c7_active>, <&i2c7_hid_active>;
 378         pinctrl-names = "default";
 379
 380         status = "okay";
 381
 382         hid@5 {
 383                 compatible = "hid-over-i2c";
 384                 reg = <0x5>;
 385                 hid-descr-addr = <0x20>;
 386
 387                 interrupts-extended = <&tlmm 37 IRQ_TYPE_LEVEL_LOW>;
 388         };
 389
 390         hid@2c {
 391                 compatible = "hid-over-i2c";
 392                 reg = <0x2c>;
 393                 hid-descr-addr = <0x20>;
 394
 395                 interrupts-extended = <&tlmm 24 IRQ_TYPE_LEVEL_LOW>;
 396         };
 397 };
 398
 399 &mdss {
 400         status = "okay";
 401 };
 402
 403 &mdss_dp0 {
 404         status = "okay";
 405 };
 406
 407 &mdss_dp0_out {
 408         data-lanes = <0 1>;
 409         remote-endpoint = <&usb_prim_qmpphy_dp_in>;
 410 };
 411
 412 &mdss_dp1 {
 413         status = "okay";
 414 };
 415
 416 &mdss_dp1_out {
 417         data-lanes = <0 1>;
 418         remote-endpoint = <&usb_sec_qmpphy_dp_in>;
 419 };
 420
 421 &mdss_edp {
 422         data-lanes = <0 1 2 3>;
 423
 424         pinctrl-0 = <&edp_hpd_active>;
 425         pinctrl-names = "default";
 426
 427         status = "okay";
 428
 429         aux-bus {
 430                 panel {
 431                         compatible = "edp-panel";
 432                         no-hpd;
 433
 434                         backlight = <&backlight>;
 435
 436                         port {
 437                                 auo_b140han06_in: endpoint {
 438                                         remote-endpoint = <&mdss_edp_out>;
 439                                 };
 440                         };
 441                 };
 442         };
 443
 444         ports {
 445                 port@1 {
 446                         reg = <1>;
 447                         mdss_edp_out: endpoint {
 448                                 remote-endpoint = <&auo_b140han06_in>;
 449                         };
 450                 };
 451         };
 452 };
 453
 454 &pcie3 {
 455         perst-gpio = <&tlmm 178 GPIO_ACTIVE_LOW>;
 456         wake-gpio = <&tlmm 180 GPIO_ACTIVE_HIGH>;
 457         pinctrl-0 = <&pcie3_default_state>;
 458         pinctrl-names = "default";
 459
 460         status = "okay";
 461 };
 462
 463 &pcie3_phy {
 464         vdda-phy-supply = <&vreg_l5e_0p88>;
 465         vdda-pll-supply = <&vreg_l3c_1p2>;
 466
 467         status = "okay";
 468 };
 469
 470 &pmc8180c_lpg {
 471         status = "okay";
 472 };
 473
 474 &qupv3_id_0 {
 475         status = "okay";
 476 };
 477
 478 &qupv3_id_1 {
 479         status = "okay";
 480 };
 481
 482 &qupv3_id_2 {
 483         status = "okay";
 484 };
 485
 486 &remoteproc_adsp {
 487         memory-region = <&adsp_mem>;
 488         firmware-name = "/*(DEBLOBBED)*/";
 489
 490         status = "okay";
 491 };
 492
 493 &remoteproc_cdsp {
 494         memory-region = <&cdsp_mem>;
 495         firmware-name = "/*(DEBLOBBED)*/";
 496
 497         status = "okay";
 498 };
 499
 500 &remoteproc_mpss {
 501         memory-region = <&mpss_mem>;
 502         firmware-name = "/*(DEBLOBBED)*/";
 503
 504         status = "okay";
 505 };
 506
 507 &uart13 {
 508         pinctrl-0 = <&uart13_state>;
 509         pinctrl-names = "default";
 510
 511         status = "okay";
 512
 513         bluetooth {
 514                 compatible = "qcom,wcn3998-bt";
 515
 516                 vddio-supply = <&vreg_s4a_1p8>;
 517                 vddxo-supply = <&vreg_l7a_1p8>;
 518                 vddrf-supply = <&vreg_l9a_1p3>;
 519                 vddch0-supply = <&vreg_l11c_3p3>;
 520                 max-speed = <3200000>;
 521         };
 522 };
 523
 524 &ufs_mem_hc {
 525         reset-gpios = <&tlmm 190 GPIO_ACTIVE_LOW>;
 526
 527         vcc-supply = <&vreg_l10e_2p9>;
 528         vcc-max-microamp = <155000>;
 529
 530         vccq2-supply = <&vreg_l7e_1p8>;
 531         vccq2-max-microamp = <425000>;
 532
 533         status = "okay";
 534 };
 535
 536 &ufs_mem_phy {
 537         vdda-phy-supply = <&vreg_l5e_0p88>;
 538         vdda-pll-supply = <&vreg_l3c_1p2>;
 539
 540         status = "okay";
 541 };
 542
 543 &usb_prim_hsphy {
 544         vdda-pll-supply = <&vreg_l5e_0p88>;
 545         vdda18-supply = <&vreg_l12a_1p8>;
 546         vdda33-supply = <&vreg_l16e_3p0>;
 547
 548         status = "okay";
 549 };
 550
 551 &usb_prim_qmpphy {
 552         vdda-phy-supply = <&vreg_l3c_1p2>;
 553         vdda-pll-supply = <&vreg_l5e_0p88>;
 554
 555         orientation-switch;
 556
 557         status = "okay";
 558 };
 559
 560 &usb_prim {
 561         status = "okay";
 562 };
 563
 564 &usb_prim_dwc3 {
 565         dr_mode = "host";
 566 };
 567
 568 &usb_prim_qmpphy_dp_in {
 569         remote-endpoint = <&mdss_dp0_out>;
 570 };
 571
 572 &usb_prim_qmpphy_out {
 573         remote-endpoint = <&pmic_glink_con0_ss>;
 574 };
 575
 576 &usb_prim_role_switch {
 577         remote-endpoint = <&pmic_glink_con0_hs>;
 578 };
 579
 580 &usb_sec_hsphy {
 581         vdda-pll-supply = <&vreg_l5e_0p88>;
 582         vdda18-supply = <&vreg_l12a_1p8>;
 583         vdda33-supply = <&vreg_l16e_3p0>;
 584
 585         status = "okay";
 586 };
 587
 588 &usb_sec_qmpphy {
 589         vdda-phy-supply = <&vreg_l3c_1p2>;
 590         vdda-pll-supply = <&vreg_l5e_0p88>;
 591
 592         orientation-switch;
 593
 594         status = "okay";
 595 };
 596
 597 &usb_sec_qmpphy_dp_in {
 598         remote-endpoint = <&mdss_dp1_out>;
 599 };
 600
 601 &usb_sec_qmpphy_out {
 602         remote-endpoint = <&pmic_glink_con1_ss>;
 603 };
 604
 605 &usb_sec_role_switch {
 606         remote-endpoint = <&pmic_glink_con1_hs>;
 607 };
 608
 609 &usb_sec {
 610         status = "okay";
 611 };
 612
 613 &usb_sec_dwc3 {
 614         dr_mode = "host";
 615 };
 616
 617 &wifi {
 618         memory-region = <&wlan_mem>;
 619
 620         vdd-0.8-cx-mx-supply = <&vreg_l1e_0p75>;
 621         vdd-1.8-xo-supply = <&vreg_l7a_1p8>;
 622         vdd-1.3-rfa-supply = <&vreg_l9a_1p3>;
 623         vdd-3.3-ch0-supply = <&vreg_l11c_3p3>;
 624         vdd-3.3-ch1-supply = <&vreg_l10c_3p3>;
 625
 626         status = "okay";
 627 };
 628
 629 &xo_board_clk {
 630         clock-frequency = <38400000>;
 631 };
 632
 633 /* PINCTRL */
 634
 635 &pmc8180c_gpios {
 636         bl_pwm_default: bl-pwm-default-state {
 637                 en-pins {
 638                         pins = "gpio8";
 639                         function = "normal";
 640                 };
 641
 642                 pwm-pins {
 643                         pins = "gpio10";
 644                         function = "func1";
 645                 };
 646         };
 647 };
 648
 649 &tlmm {
 650         gpio-reserved-ranges = <0 4>, <47 4>, <126 4>;
 651
 652         edp_hpd_active: epd-hpd-active-state {
 653                 pins = "gpio10";
 654                 function = "edp_hot";
 655         };
 656
 657         hall_int_active_state: hall-int-active-state {
 658                 pins = "gpio121";
 659                 function = "gpio";
 660
 661                 bias-disable;
 662         };
 663
 664         i2c1_active: i2c1-active-state {
 665                 pins = "gpio114", "gpio115";
 666                 function = "qup1";
 667
 668                 bias-pull-up = <1>;
 669                 drive-strength = <2>;
 670         };
 671
 672         i2c1_hid_active: i2c1-hid-active-state {
 673                 pins = "gpio122";
 674                 function = "gpio";
 675
 676                 bias-pull-up;
 677                 drive-strength = <2>;
 678         };
 679
 680         i2c7_active: i2c7-active-state {
 681                 pins = "gpio98", "gpio99";
 682                 function = "qup7";
 683
 684                 bias-pull-up;
 685                 drive-strength = <2>;
 686         };
 687
 688         i2c7_hid_active: i2c7-hid-active-state {
 689                 pins = "gpio37", "gpio24";
 690                 function = "gpio";
 691
 692                 bias-pull-up;
 693                 drive-strength = <2>;
 694         };
 695
 696         pcie3_default_state: pcie3-default-state {
 697                 clkreq-pins {
 698                         pins = "gpio179";
 699                         function = "pci_e3";
 700                         bias-pull-up;
 701                 };
 702
 703                 reset-n-pins {
 704                         pins = "gpio178";
 705                         function = "gpio";
 706
 707                         drive-strength = <2>;
 708                         output-low;
 709                         bias-pull-down;
 710                 };
 711
 712                 wake-n-pins {
 713                         pins = "gpio180";
 714                         function = "gpio";
 715
 716                         drive-strength = <2>;
 717                         bias-pull-up;
 718                 };
 719         };
 720
 721         usbprim_sbu_default: usbprim-sbu-state {
 722                 oe-n-pins {
 723                         pins = "gpio152";
 724                         function = "gpio";
 725                         bias-disable;
 726                         drive-strength = <16>;
 727                         output-high;
 728                 };
 729
 730                 sel-pins {
 731                         pins = "gpio100";
 732                         function = "gpio";
 733                         bias-disable;
 734                         drive-strength = <16>;
 735                 };
 736         };
 737
 738         usbsec_sbu_default: usbsec-sbu-state {
 739                 oe-n-pins {
 740                         pins = "gpio188";
 741                         function = "gpio";
 742                         bias-disable;
 743                         drive-strength = <16>;
 744                         output-high;
 745                 };
 746
 747                 sel-pins {
 748                         pins = "gpio187";
 749                         function = "gpio";
 750                         bias-disable;
 751                         drive-strength = <16>;
 752                 };
 753         };
 754
 755         uart13_state: uart13-state {
 756                 cts-pins {
 757                         pins = "gpio43";
 758                         function = "qup13";
 759                         bias-pull-down;
 760                 };
 761
 762                 rts-tx-pins {
 763                         pins = "gpio44", "gpio45";
 764                         function = "qup13";
 765                         drive-strength = <2>;
 766                         bias-disable;
 767                 };
 768
 769                 rx-pins {
 770                         pins = "gpio46";
 771                         function = "qup13";
 772                         bias-pull-up;
 773                 };
 774         };
 775 };