1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2024 Radxa Computer (Shenzhen) Co., Ltd. 4 */ 5 6/dts-v1/; 7 8#include <dt-bindings/gpio/gpio.h> 9#include <dt-bindings/input/input.h> 10#include <dt-bindings/leds/common.h> 11#include <dt-bindings/pinctrl/rockchip.h> 12#include <dt-bindings/pwm/pwm.h> 13#include "rk3588s.dtsi" 14 15/ { 16 model = "Radxa E52C"; 17 compatible = "radxa,e52c", "rockchip,rk3582", "rockchip,rk3588s"; 18 19 aliases { 20 mmc0 = &sdhci; 21 mmc1 = &sdmmc; 22 }; 23 24 chosen { 25 stdout-path = "serial2:1500000n8"; 26 }; 27 28 keys-0 { 29 compatible = "adc-keys"; 30 io-channels = <&saradc 0>; 31 io-channel-names = "buttons"; 32 keyup-threshold-microvolt = <18000>; 33 poll-interval = <100>; 34 35 button-0 { 36 label = "Maskrom"; 37 linux,code = <KEY_VENDOR>; 38 press-threshold-microvolt = <0>; 39 }; 40 }; 41 42 keys-1 { 43 compatible = "gpio-keys"; 44 pinctrl-names = "default"; 45 pinctrl-0 = <&pwm15_ir_m1>; 46 47 button-1 { 48 label = "User"; 49 gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_LOW>; 50 linux,code = <BTN_0>; 51 wakeup-source; 52 }; 53 }; 54 55 leds-0 { 56 compatible = "gpio-leds"; 57 pinctrl-names = "default"; 58 pinctrl-0 = <&power_led>; 59 60 led-0 { 61 color = <LED_COLOR_ID_GREEN>; 62 default-state = "on"; 63 function = LED_FUNCTION_STATUS; 64 gpios = <&gpio3 RK_PC4 GPIO_ACTIVE_HIGH>; 65 linux,default-trigger = "heartbeat"; 66 }; 67 }; 68 69 leds-1 { 70 compatible = "pwm-leds"; 71 72 led-1 { 73 color = <LED_COLOR_ID_GREEN>; 74 default-state = "off"; 75 function = LED_FUNCTION_LAN; 76 linux,default-trigger = "netdev"; 77 pwms = <&pwm14 0 1000000 PWM_POLARITY_INVERTED>; 78 max-brightness = <255>; 79 }; 80 81 led-2 { 82 color = <LED_COLOR_ID_GREEN>; 83 default-state = "off"; 84 function = LED_FUNCTION_WAN; 85 linux,default-trigger = "netdev"; 86 pwms = <&pwm11 0 1000000 PWM_POLARITY_INVERTED>; 87 max-brightness = <255>; 88 }; 89 }; 90 91 vcc_1v1_nldo_s3: regulator-1v1 { 92 compatible = "regulator-fixed"; 93 regulator-name = "vcc_1v1_nldo_s3"; 94 regulator-always-on; 95 regulator-boot-on; 96 regulator-min-microvolt = <1100000>; 97 regulator-max-microvolt = <1100000>; 98 vin-supply = <&vcc_sysin>; 99 }; 100 101 vcc_3v3_s0: regulator-3v3-1 { 102 compatible = "regulator-fixed"; 103 regulator-name = "vcc_3v3_s0"; 104 regulator-always-on; 105 regulator-boot-on; 106 regulator-min-microvolt = <3300000>; 107 regulator-max-microvolt = <3300000>; 108 vin-supply = <&vcc_3v3_s3>; 109 }; 110 111 vcca: regulator-4v0 { 112 compatible = "regulator-fixed"; 113 regulator-name = "vcca"; 114 regulator-always-on; 115 regulator-boot-on; 116 regulator-min-microvolt = <4000000>; 117 regulator-max-microvolt = <4000000>; 118 vin-supply = <&vcc_sysin>; 119 }; 120 121 vcc5v0_usb_otg0: regulator-5v0-0 { 122 compatible = "regulator-fixed"; 123 enable-active-high; 124 gpio = <&gpio0 RK_PD4 GPIO_ACTIVE_HIGH>; 125 pinctrl-names = "default"; 126 pinctrl-0 = <&usb_otg_pwren_h>; 127 regulator-name = "vcc5v0_usb_otg0"; 128 regulator-min-microvolt = <5000000>; 129 regulator-max-microvolt = <5000000>; 130 vin-supply = <&vcc_sysin>; 131 }; 132 133 vcc_5v0: regulator-5v0-1 { 134 compatible = "regulator-fixed"; 135 enable-active-high; 136 gpio = <&gpio4 RK_PA3 GPIO_ACTIVE_HIGH>; 137 pinctrl-names = "default"; 138 pinctrl-0 = <&vcc_5v0_pwren_h>; 139 regulator-name = "vcc_5v0"; 140 regulator-min-microvolt = <5000000>; 141 regulator-max-microvolt = <5000000>; 142 vin-supply = <&vcc_sysin>; 143 }; 144 145 vcc_sysin: regulator-5v0-2 { 146 compatible = "regulator-fixed"; 147 regulator-name = "vcc_sysin"; 148 regulator-always-on; 149 regulator-boot-on; 150 regulator-min-microvolt = <5000000>; 151 regulator-max-microvolt = <5000000>; 152 }; 153}; 154 155&combphy0_ps { 156 status = "okay"; 157}; 158 159&combphy2_psu { 160 status = "okay"; 161}; 162 163/* 164 * In the Rockchip RK3582 SoC, some CPU cores end up disabled 165 * and unused because they're marked in the efuses as defective. 166 * The disabling in the DT is performed by the boot loader. 167 */ 168&cpu_b0 { 169 cpu-supply = <&vdd_cpu_big0_s0>; 170}; 171 172&cpu_b1 { 173 cpu-supply = <&vdd_cpu_big0_s0>; 174}; 175 176&cpu_b2 { 177 cpu-supply = <&vdd_cpu_big1_s0>; 178}; 179 180&cpu_b3 { 181 cpu-supply = <&vdd_cpu_big1_s0>; 182}; 183 184&cpu_l0 { 185 cpu-supply = <&vdd_cpu_lit_s0>; 186}; 187 188&cpu_l1 { 189 cpu-supply = <&vdd_cpu_lit_s0>; 190}; 191 192&cpu_l2 { 193 cpu-supply = <&vdd_cpu_lit_s0>; 194}; 195 196&cpu_l3 { 197 cpu-supply = <&vdd_cpu_lit_s0>; 198}; 199 200&i2c0 { 201 pinctrl-names = "default"; 202 pinctrl-0 = <&i2c0m2_xfer>; 203 status = "okay"; 204 205 vdd_cpu_big0_s0: regulator@42 { 206 compatible = "rockchip,rk8602"; 207 reg = <0x42>; 208 fcs,suspend-voltage-selector = <1>; 209 regulator-name = "vdd_cpu_big0_s0"; 210 regulator-always-on; 211 regulator-boot-on; 212 regulator-min-microvolt = <550000>; 213 regulator-max-microvolt = <1050000>; 214 regulator-ramp-delay = <2300>; 215 vin-supply = <&vcc_sysin>; 216 217 regulator-state-mem { 218 regulator-off-in-suspend; 219 }; 220 }; 221 222 vdd_cpu_big1_s0: regulator@43 { 223 compatible = "rockchip,rk8603", "rockchip,rk8602"; 224 reg = <0x43>; 225 fcs,suspend-voltage-selector = <1>; 226 regulator-name = "vdd_cpu_big1_s0"; 227 regulator-always-on; 228 regulator-boot-on; 229 regulator-min-microvolt = <550000>; 230 regulator-max-microvolt = <1050000>; 231 regulator-ramp-delay = <2300>; 232 vin-supply = <&vcc_sysin>; 233 234 regulator-state-mem { 235 regulator-off-in-suspend; 236 }; 237 }; 238 239 eeprom@50 { 240 compatible = "belling,bl24c16a", "atmel,24c16"; 241 reg = <0x50>; 242 pagesize = <16>; 243 read-only; 244 vcc-supply = <&vcc_3v3_pmu>; 245 }; 246}; 247 248&i2c2 { 249 status = "okay"; 250 251 vdd_npu_s0: regulator@42 { 252 compatible = "rockchip,rk8602"; 253 reg = <0x42>; 254 fcs,suspend-voltage-selector = <1>; 255 regulator-name = "vdd_npu_s0"; 256 regulator-always-on; 257 regulator-boot-on; 258 regulator-min-microvolt = <550000>; 259 regulator-max-microvolt = <950000>; 260 regulator-ramp-delay = <2300>; 261 vin-supply = <&vcc_sysin>; 262 263 regulator-state-mem { 264 regulator-off-in-suspend; 265 }; 266 }; 267}; 268 269&i2c5 { 270 pinctrl-names = "default"; 271 pinctrl-0 = <&i2c5m2_xfer>; 272 status = "okay"; 273 274 rtc@51 { 275 compatible = "haoyu,hym8563"; 276 reg = <0x51>; 277 #clock-cells = <0>; 278 clock-output-names = "rtcic_32kout"; 279 interrupt-parent = <&gpio0>; 280 interrupts = <RK_PB0 IRQ_TYPE_LEVEL_LOW>; 281 pinctrl-names = "default"; 282 pinctrl-0 = <&rtc_int_l>; 283 wakeup-source; 284 }; 285}; 286 287&pcie2x1l1 { 288 pinctrl-names = "default"; 289 pinctrl-0 = <&pcie20x1_1_perstn_m1>; 290 reset-gpios = <&gpio4 RK_PA2 GPIO_ACTIVE_HIGH>; 291 vpcie3v3-supply = <&vcc_3v3_s3>; 292 status = "okay"; 293}; 294 295&pcie2x1l2 { 296 pinctrl-names = "default"; 297 pinctrl-0 = <&pcie20x1_2_perstn_m0>; 298 reset-gpios = <&gpio3 RK_PD1 GPIO_ACTIVE_HIGH>; 299 vpcie3v3-supply = <&vcc_3v3_s3>; 300 status = "okay"; 301}; 302 303&pinctrl { 304 keys { 305 pwm15_ir_m1: pwm15-ir-m1 { 306 rockchip,pins = <4 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>; 307 }; 308 }; 309 310 leds { 311 power_led: power-led { 312 rockchip,pins = <3 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>; 313 }; 314 }; 315 316 pcie { 317 pcie20x1_1_perstn_m1: pcie-1 { 318 rockchip,pins = <4 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>; 319 }; 320 321 pcie20x1_2_perstn_m0: pcie-2 { 322 rockchip,pins = <3 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>; 323 }; 324 }; 325 326 regulators { 327 vcc_5v0_pwren_h: vcc-5v0-pwren-h { 328 rockchip,pins = <4 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; 329 }; 330 }; 331 332 rtc { 333 rtc_int_l: rtc-int-l { 334 rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>; 335 }; 336 }; 337 338 usb { 339 usb_otg_pwren_h: usb-otg-pwren-h { 340 rockchip,pins = <0 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>; 341 }; 342 }; 343}; 344 345&pwm11 { 346 pinctrl-names = "default"; 347 pinctrl-0 = <&pwm11m1_pins>; 348 status = "okay"; 349}; 350 351&pwm14 { 352 pinctrl-names = "default"; 353 pinctrl-0 = <&pwm14m1_pins>; 354 status = "okay"; 355}; 356 357&saradc { 358 vref-supply = <&vcca_1v8_s0>; 359 status = "okay"; 360}; 361 362&sdhci { 363 bus-width = <8>; 364 cap-mmc-highspeed; 365 mmc-hs400-1_8v; 366 mmc-hs400-enhanced-strobe; 367 no-sd; 368 no-sdio; 369 non-removable; 370 vmmc-supply = <&vcc_3v3_s0>; 371 vqmmc-supply = <&vcc_1v8_s3>; 372 status = "okay"; 373}; 374 375&sdmmc { 376 bus-width = <4>; 377 cap-mmc-highspeed; 378 cap-sd-highspeed; 379 cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>; 380 disable-wp; 381 no-sdio; 382 sd-uhs-sdr104; 383 vmmc-supply = <&vcc_3v3_s3>; 384 vqmmc-supply = <&vccio_sd_s0>; 385 status = "okay"; 386}; 387 388&spi2 { 389 status = "okay"; 390 assigned-clocks = <&cru CLK_SPI2>; 391 assigned-clock-rates = <200000000>; 392 num-cs = <1>; 393 pinctrl-names = "default"; 394 pinctrl-0 = <&spi2m2_cs0 &spi2m2_pins>; 395 396 pmic@0 { 397 compatible = "rockchip,rk806"; 398 reg = <0>; 399 gpio-controller; 400 #gpio-cells = <2>; 401 interrupt-parent = <&gpio0>; 402 interrupts = <7 IRQ_TYPE_LEVEL_LOW>; 403 pinctrl-names = "default"; 404 pinctrl-0 = <&pmic_pins>, <&rk806_dvs1_null>, 405 <&rk806_dvs2_null>, <&rk806_dvs3_null>; 406 spi-max-frequency = <1000000>; 407 system-power-controller; 408 409 vcc1-supply = <&vcc_sysin>; 410 vcc2-supply = <&vcc_sysin>; 411 vcc3-supply = <&vcc_sysin>; 412 vcc4-supply = <&vcc_sysin>; 413 vcc5-supply = <&vcc_sysin>; 414 vcc6-supply = <&vcc_sysin>; 415 vcc7-supply = <&vcc_sysin>; 416 vcc8-supply = <&vcc_sysin>; 417 vcc9-supply = <&vcc_sysin>; 418 vcc10-supply = <&vcc_sysin>; 419 vcc11-supply = <&vcc_2v0_pldo_s3>; 420 vcc12-supply = <&vcc_sysin>; 421 vcc13-supply = <&vcc_1v1_nldo_s3>; 422 vcc14-supply = <&vcc_1v1_nldo_s3>; 423 vcca-supply = <&vcca>; 424 425 rk806_dvs1_null: dvs1-null-pins { 426 pins = "gpio_pwrctrl1"; 427 function = "pin_fun0"; 428 }; 429 430 rk806_dvs2_null: dvs2-null-pins { 431 pins = "gpio_pwrctrl2"; 432 function = "pin_fun0"; 433 }; 434 435 rk806_dvs3_null: dvs3-null-pins { 436 pins = "gpio_pwrctrl3"; 437 function = "pin_fun0"; 438 }; 439 440 regulators { 441 vdd_gpu_s0: dcdc-reg1 { 442 regulator-name = "vdd_gpu_s0"; 443 regulator-boot-on; 444 regulator-min-microvolt = <550000>; 445 regulator-max-microvolt = <950000>; 446 regulator-ramp-delay = <12500>; 447 regulator-enable-ramp-delay = <400>; 448 449 regulator-state-mem { 450 regulator-off-in-suspend; 451 }; 452 }; 453 454 vdd_cpu_lit_s0: dcdc-reg2 { 455 regulator-name = "vdd_cpu_lit_s0"; 456 regulator-always-on; 457 regulator-boot-on; 458 regulator-min-microvolt = <550000>; 459 regulator-max-microvolt = <950000>; 460 regulator-ramp-delay = <12500>; 461 462 regulator-state-mem { 463 regulator-off-in-suspend; 464 }; 465 }; 466 467 vdd_logic_s0: dcdc-reg3 { 468 regulator-name = "vdd_logic_s0"; 469 regulator-always-on; 470 regulator-boot-on; 471 regulator-min-microvolt = <675000>; 472 regulator-max-microvolt = <750000>; 473 regulator-ramp-delay = <12500>; 474 475 regulator-state-mem { 476 regulator-on-in-suspend; 477 regulator-suspend-microvolt = <750000>; 478 }; 479 }; 480 481 vdd_vdenc_s0: dcdc-reg4 { 482 regulator-name = "vdd_vdenc_s0"; 483 regulator-always-on; 484 regulator-boot-on; 485 regulator-min-microvolt = <550000>; 486 regulator-max-microvolt = <950000>; 487 regulator-ramp-delay = <12500>; 488 489 regulator-state-mem { 490 regulator-off-in-suspend; 491 }; 492 }; 493 494 vdd_ddr_s0: dcdc-reg5 { 495 regulator-name = "vdd_ddr_s0"; 496 regulator-always-on; 497 regulator-boot-on; 498 regulator-min-microvolt = <675000>; 499 regulator-max-microvolt = <900000>; 500 regulator-ramp-delay = <12500>; 501 502 regulator-state-mem { 503 regulator-off-in-suspend; 504 regulator-suspend-microvolt = <850000>; 505 }; 506 }; 507 508 vdd2_ddr_s3: dcdc-reg6 { 509 regulator-name = "vdd2_ddr_s3"; 510 regulator-always-on; 511 regulator-boot-on; 512 513 regulator-state-mem { 514 regulator-on-in-suspend; 515 }; 516 }; 517 518 vcc_2v0_pldo_s3: dcdc-reg7 { 519 regulator-name = "vcc_2v0_pldo_s3"; 520 regulator-always-on; 521 regulator-boot-on; 522 regulator-min-microvolt = <2000000>; 523 regulator-max-microvolt = <2000000>; 524 525 regulator-state-mem { 526 regulator-on-in-suspend; 527 regulator-suspend-microvolt = <2000000>; 528 }; 529 }; 530 531 vcc_3v3_s3: vcc_3v3_pmu: dcdc-reg8 { 532 regulator-name = "vcc_3v3_s3"; 533 regulator-always-on; 534 regulator-boot-on; 535 regulator-min-microvolt = <3300000>; 536 regulator-max-microvolt = <3300000>; 537 538 regulator-state-mem { 539 regulator-on-in-suspend; 540 regulator-suspend-microvolt = <3300000>; 541 }; 542 }; 543 544 vddq_ddr_s0: dcdc-reg9 { 545 regulator-name = "vddq_ddr_s0"; 546 regulator-always-on; 547 regulator-boot-on; 548 549 regulator-state-mem { 550 regulator-off-in-suspend; 551 }; 552 }; 553 554 vcc_1v8_s3: dcdc-reg10 { 555 regulator-name = "vcc_1v8_s3"; 556 regulator-always-on; 557 regulator-boot-on; 558 regulator-min-microvolt = <1800000>; 559 regulator-max-microvolt = <1800000>; 560 561 regulator-state-mem { 562 regulator-on-in-suspend; 563 regulator-suspend-microvolt = <1800000>; 564 }; 565 }; 566 567 vcc_1v8_s0: pldo-reg1 { 568 regulator-name = "vcc_1v8_s0"; 569 regulator-always-on; 570 regulator-boot-on; 571 regulator-min-microvolt = <1800000>; 572 regulator-max-microvolt = <1800000>; 573 574 regulator-state-mem { 575 regulator-on-in-suspend; 576 regulator-suspend-microvolt = <1800000>; 577 }; 578 }; 579 580 vcca_1v8_s0: pldo-reg2 { 581 regulator-name = "vcca_1v8_s0"; 582 regulator-always-on; 583 regulator-boot-on; 584 regulator-min-microvolt = <1800000>; 585 regulator-max-microvolt = <1800000>; 586 587 regulator-state-mem { 588 regulator-on-in-suspend; 589 regulator-suspend-microvolt = <1800000>; 590 }; 591 }; 592 593 vdda_1v2_s0: pldo-reg3 { 594 regulator-name = "vdda_1v2_s0"; 595 regulator-always-on; 596 regulator-boot-on; 597 regulator-min-microvolt = <1200000>; 598 regulator-max-microvolt = <1200000>; 599 600 regulator-state-mem { 601 regulator-off-in-suspend; 602 }; 603 }; 604 605 vcca_3v3_s0: pldo-reg4 { 606 regulator-name = "vcca_3v3_s0"; 607 regulator-always-on; 608 regulator-boot-on; 609 regulator-min-microvolt = <3300000>; 610 regulator-max-microvolt = <3300000>; 611 612 regulator-state-mem { 613 regulator-on-in-suspend; 614 regulator-suspend-microvolt = <3300000>; 615 }; 616 }; 617 618 vccio_sd_s0: pldo-reg5 { 619 regulator-name = "vccio_sd_s0"; 620 regulator-always-on; 621 regulator-boot-on; 622 regulator-min-microvolt = <1800000>; 623 regulator-max-microvolt = <3300000>; 624 625 regulator-state-mem { 626 regulator-off-in-suspend; 627 }; 628 }; 629 630 pldo6_s3: pldo-reg6 { 631 regulator-name = "pldo6_s3"; 632 regulator-always-on; 633 regulator-boot-on; 634 regulator-min-microvolt = <1800000>; 635 regulator-max-microvolt = <1800000>; 636 637 regulator-state-mem { 638 regulator-on-in-suspend; 639 regulator-suspend-microvolt = <1800000>; 640 }; 641 }; 642 643 vdd_0v75_s3: nldo-reg1 { 644 regulator-name = "vdd_0v75_s3"; 645 regulator-always-on; 646 regulator-boot-on; 647 regulator-min-microvolt = <750000>; 648 regulator-max-microvolt = <750000>; 649 650 regulator-state-mem { 651 regulator-on-in-suspend; 652 regulator-suspend-microvolt = <750000>; 653 }; 654 }; 655 656 vdda_ddr_pll_s0: nldo-reg2 { 657 regulator-name = "vdda_ddr_pll_s0"; 658 regulator-always-on; 659 regulator-boot-on; 660 regulator-min-microvolt = <850000>; 661 regulator-max-microvolt = <850000>; 662 663 regulator-state-mem { 664 regulator-on-in-suspend; 665 regulator-suspend-microvolt = <850000>; 666 }; 667 }; 668 669 vdda_0v75_s0: nldo-reg3 { 670 regulator-name = "vdda_0v75_s0"; 671 regulator-always-on; 672 regulator-boot-on; 673 regulator-min-microvolt = <750000>; 674 regulator-max-microvolt = <750000>; 675 676 regulator-state-mem { 677 regulator-on-in-suspend; 678 regulator-suspend-microvolt = <750000>; 679 }; 680 }; 681 682 vdda_0v85_s0: nldo-reg4 { 683 regulator-name = "vdda_0v85_s0"; 684 regulator-always-on; 685 regulator-boot-on; 686 regulator-min-microvolt = <850000>; 687 regulator-max-microvolt = <850000>; 688 689 regulator-state-mem { 690 regulator-off-in-suspend; 691 }; 692 }; 693 694 vdd_0v75_s0: nldo-reg5 { 695 regulator-name = "vdd_0v75_s0"; 696 regulator-always-on; 697 regulator-boot-on; 698 regulator-min-microvolt = <750000>; 699 regulator-max-microvolt = <750000>; 700 701 regulator-state-mem { 702 regulator-off-in-suspend; 703 }; 704 }; 705 }; 706 }; 707}; 708 709&tsadc { 710 status = "okay"; 711}; 712 713&u2phy0 { 714 status = "okay"; 715}; 716 717&u2phy0_otg { 718 phy-supply = <&vcc5v0_usb_otg0>; 719 status = "okay"; 720}; 721 722&uart2 { 723 pinctrl-0 = <&uart2m0_xfer>; 724 status = "okay"; 725}; 726 727&usb_host0_xhci { 728 dr_mode = "host"; 729 status = "okay"; 730}; 731 732&usbdp_phy0 { 733 status = "okay"; 734}; 735