arch/arm64/boot/dts/rockchip/rk3588s-indiedroid-nova.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2
   3 /dts-v1/;
   4
   5 #include <dt-bindings/gpio/gpio.h>
   6 #include <dt-bindings/pinctrl/rockchip.h>
   7 #include <dt-bindings/usb/pd.h>
   8 #include "rk3588s.dtsi"
   9
  10 / {
  11         model = "Indiedroid Nova";
  12         compatible = "indiedroid,nova", "rockchip,rk3588s";
  13
  14         aliases {
  15                 mmc0 = &sdhci;
  16                 mmc1 = &sdmmc;
  17                 mmc2 = &sdio;
  18                 serial2 = &uart2;
  19         };
  20
  21         chosen {
  22                 stdout-path = "serial2:1500000n8";
  23         };
  24
  25         sdio_pwrseq: sdio-pwrseq {
  26                 compatible = "mmc-pwrseq-simple";
  27                 clock-names = "ext_clock";
  28                 clocks = <&rtc_hym8563>;
  29                 pinctrl-0 = <&wifi_enable_h>;
  30                 pinctrl-names = "default";
  31                 post-power-on-delay-ms = <200>;
  32                 reset-gpios = <&gpio0 RK_PC7 GPIO_ACTIVE_LOW>;
  33         };
  34
  35         sound {
  36                 compatible = "audio-graph-card";
  37                 label = "rockchip,es8388-codec";
  38                 widgets = "Microphone", "Mic Jack",
  39                           "Headphone", "Headphones";
  40                 routing = "LINPUT2", "Mic Jack",
  41                           "Headphones", "LOUT1",
  42                           "Headphones", "ROUT1";
  43                 dais = <&i2s0_8ch_p0>;
  44         };
  45
  46         vbus5v0_typec: vbus5v0-typec-regulator {
  47                 compatible = "regulator-fixed";
  48                 enable-active-high;
  49                 gpio = <&gpio4 RK_PA5 GPIO_ACTIVE_HIGH>;
  50                 pinctrl-0 = <&typec5v_pwren>;
  51                 pinctrl-names = "default";
  52                 regulator-name = "vbus5v0_typec";
  53                 regulator-min-microvolt = <5000000>;
  54                 regulator-max-microvolt = <5000000>;
  55                 vin-supply = <&vcc5v0_usb>;
  56         };
  57
  58         vcc_1v1_nldo_s3: vcc-1v1-nldo-s3-regulator {
  59                 compatible = "regulator-fixed";
  60                 regulator-always-on;
  61                 regulator-boot-on;
  62                 regulator-max-microvolt = <1100000>;
  63                 regulator-min-microvolt = <1100000>;
  64                 regulator-name = "vcc_1v1_nldo_s3";
  65                 vin-supply = <&vcc5v0_sys>;
  66         };
  67
  68         /* Regulator is enabled whenever vcc_1v8_s0 is above 1.6v */
  69         vcc_3v3_s0: vcc-3v3-s0-regulator {
  70                 compatible = "regulator-fixed";
  71                 regulator-always-on;
  72                 regulator-boot-on;
  73                 regulator-max-microvolt = <3300000>;
  74                 regulator-min-microvolt = <3300000>;
  75                 regulator-name = "vcc_3v3_s0";
  76                 vin-supply = <&vcc_3v3_s3>;
  77
  78                 regulator-state-mem {
  79                         regulator-off-in-suspend;
  80                 };
  81         };
  82
  83         vcc5v0_sys: vcc5v0-sys-regulator {
  84                 compatible = "regulator-fixed";
  85                 regulator-always-on;
  86                 regulator-boot-on;
  87                 regulator-max-microvolt = <5000000>;
  88                 regulator-min-microvolt = <5000000>;
  89                 regulator-name = "vcc5v0_sys";
  90         };
  91
  92         vcc5v0_usb: vcc5v0-usb-regulator {
  93                 compatible = "regulator-fixed";
  94                 regulator-always-on;
  95                 regulator-boot-on;
  96                 regulator-max-microvolt = <5000000>;
  97                 regulator-min-microvolt = <5000000>;
  98                 regulator-name = "vcc5v0_usb";
  99                 vin-supply = <&vcc5v0_usbdcin>;
 100         };
 101
 102         vcc5v0_usbdcin: vcc5v0-usbdcin-regulator {
 103                 compatible = "regulator-fixed";
 104                 regulator-always-on;
 105                 regulator-boot-on;
 106                 regulator-max-microvolt = <5000000>;
 107                 regulator-min-microvolt = <5000000>;
 108                 regulator-name = "vcc5v0_usbdcin";
 109         };
 110 };
 111
 112 &cpu_l0 {
 113         cpu-supply = <&vdd_cpu_lit_s0>;
 114 };
 115
 116 &cpu_l1 {
 117         cpu-supply = <&vdd_cpu_lit_s0>;
 118 };
 119
 120 &cpu_l2 {
 121         cpu-supply = <&vdd_cpu_lit_s0>;
 122 };
 123
 124 &cpu_l3 {
 125         cpu-supply = <&vdd_cpu_lit_s0>;
 126 };
 127
 128 &cpu_b0 {
 129         cpu-supply = <&vdd_cpu_big0_s0>;
 130 };
 131
 132 &cpu_b1 {
 133         cpu-supply = <&vdd_cpu_big0_s0>;
 134 };
 135
 136 &cpu_b2 {
 137         cpu-supply = <&vdd_cpu_big1_s0>;
 138 };
 139
 140 &cpu_b3 {
 141         cpu-supply = <&vdd_cpu_big1_s0>;
 142 };
 143
 144 /*
 145  * Add labels for each GPIO pin exposed on the 40 pin header. Note that
 146  * voltage of each GPIO pin could be either 3.3v or 1.8v (as noted by
 147  * label).
 148  */
 149 &gpio0 {
 150         gpio-line-names = /* GPIO0 A0-A7 */
 151                           "", "", "", "",
 152                           "", "", "", "",
 153                           /* GPIO0 B0-B7 */
 154                           "", "", "", "",
 155                           "", "", "", "",
 156                           /* GPIO0 C0-C7 */
 157                           "", "", "", "",
 158                           "", "", "", "",
 159                           /* GPIO0 D0-D7 */
 160                           "HEADER_12_1v8", "", "", "HEADER_24_1v8",
 161                           "", "", "", "";
 162 };
 163
 164 &gpio1 {
 165         gpio-line-names = /* GPIO1 A0-A7 */
 166                           "HEADER_27_3v3", "HEADER_28_3v3", "", "",
 167                           "HEADER_29_1v8", "", "HEADER_7_1v8", "",
 168                           /* GPIO1 B0-B7 */
 169                           "", "HEADER_31_1v8", "HEADER_33_1v8", "",
 170                           "HEADER_11_1v8", "HEADER_13_1v8", "", "",
 171                           /* GPIO1 C0-C7 */
 172                           "", "", "", "",
 173                           "", "", "", "",
 174                           /* GPIO1 D0-D7 */
 175                           "", "", "", "",
 176                           "", "", "HEADER_5_3v3", "HEADER_3_3v3";
 177 };
 178
 179 &gpio3 {
 180         gpio-line-names = /* GPIO3 A0-A7 */
 181                           "", "", "", "",
 182                           "", "", "", "",
 183                           /* GPIO3 B0-B7 */
 184                           "HEADER_16_1v8", "HEADER_18_1v8", "", "",
 185                           "", "", "", "HEADER_19_1v8",
 186                           /* GPIO3 C0-C7 */
 187                           "HEADER_21_1v8", "HEADER_23_1v8", "", "HEADER_26_1v8",
 188                           "HEADER_15_1v8", "HEADER_22_1v8", "", "",
 189                           /* GPIO3 D0-D7 */
 190                           "", "", "", "",
 191                           "", "", "", "";
 192 };
 193
 194 &gpio4 {
 195         gpio-line-names = /* GPIO4 A0-A7 */
 196                           "", "", "HEADER_37_3v3", "HEADER_32_3v3",
 197                           "HEADER_36_3v3", "", "HEADER_35_3v3", "HEADER_38_3v3",
 198                           /* GPIO4 B0-B7 */
 199                           "", "", "", "HEADER_40_3v3",
 200                           "HEADER_8_3v3", "HEADER_10_3v3", "", "",
 201                           /* GPIO4 C0-C7 */
 202                           "", "", "", "",
 203                           "", "", "", "",
 204                           /* GPIO4 D0-D7 */
 205                           "", "", "", "",
 206                           "", "", "", "";
 207 };
 208
 209 &i2c0 {
 210         pinctrl-0 = <&i2c0m2_xfer>;
 211         pinctrl-names = "default";
 212         status = "okay";
 213
 214         vdd_cpu_big0_s0: regulator@42 {
 215                 compatible = "rockchip,rk8602";
 216                 reg = <0x42>;
 217                 regulator-always-on;
 218                 regulator-boot-on;
 219                 regulator-max-microvolt = <1050000>;
 220                 regulator-min-microvolt = <550000>;
 221                 regulator-name = "vdd_cpu_big0_s0";
 222                 regulator-ramp-delay = <2300>;
 223                 fcs,suspend-voltage-selector = <1>;
 224                 vin-supply = <&vcc5v0_sys>;
 225
 226                 regulator-state-mem {
 227                         regulator-off-in-suspend;
 228                 };
 229         };
 230
 231         vdd_cpu_big1_s0: regulator@43 {
 232                 compatible = "rockchip,rk8603", "rockchip,rk8602";
 233                 reg = <0x43>;
 234                 regulator-always-on;
 235                 regulator-boot-on;
 236                 regulator-max-microvolt = <1050000>;
 237                 regulator-min-microvolt = <550000>;
 238                 regulator-name = "vdd_cpu_big1_s0";
 239                 regulator-ramp-delay = <2300>;
 240                 fcs,suspend-voltage-selector = <1>;
 241                 vin-supply = <&vcc5v0_sys>;
 242
 243                 regulator-state-mem {
 244                         regulator-off-in-suspend;
 245                 };
 246         };
 247 };
 248
 249 &i2c2 {
 250         status = "okay";
 251
 252         vdd_npu_s0: regulator@42 {
 253                 compatible = "rockchip,rk8602";
 254                 reg = <0x42>;
 255                 regulator-always-on;
 256                 regulator-boot-on;
 257                 regulator-max-microvolt = <950000>;
 258                 regulator-min-microvolt = <550000>;
 259                 regulator-name = "vdd_npu_s0";
 260                 regulator-ramp-delay = <2300>;
 261                 fcs,suspend-voltage-selector = <1>;
 262                 vin-supply = <&vcc5v0_sys>;
 263
 264                 regulator-state-mem {
 265                         regulator-off-in-suspend;
 266                 };
 267         };
 268 };
 269
 270 &i2c6 {
 271         pinctrl-0 = <&i2c6m3_xfer>;
 272         status = "okay";
 273
 274         fusb302: typec-portc@22 {
 275                 compatible = "fcs,fusb302";
 276                 reg = <0x22>;
 277                 interrupt-parent = <&gpio0>;
 278                 interrupts = <RK_PC4 IRQ_TYPE_LEVEL_LOW>;
 279                 pinctrl-0 = <&usbc0_int>;
 280                 pinctrl-names = "default";
 281                 vbus-supply = <&vbus5v0_typec>;
 282
 283                 connector {
 284                         compatible = "usb-c-connector";
 285                         data-role = "dual";
 286                         label = "USB-C";
 287                         power-role = "dual";
 288                         try-power-role = "sink";
 289                         source-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
 290                         sink-pdos = <PDO_FIXED(5000, 1000, PDO_FIXED_USB_COMM)>;
 291                         op-sink-microwatt = <1000000>;
 292                 };
 293         };
 294
 295         rtc_hym8563: rtc@51 {
 296                 compatible = "haoyu,hym8563";
 297                 reg = <0x51>;
 298                 #clock-cells = <0>;
 299                 clock-output-names = "hym8563";
 300                 interrupt-parent = <&gpio0>;
 301                 interrupts = <RK_PB0 IRQ_TYPE_LEVEL_LOW>;
 302                 pinctrl-0 = <&hym8563_int>;
 303                 pinctrl-names = "default";
 304                 wakeup-source;
 305         };
 306 };
 307
 308 &i2c7 {
 309         pinctrl-0 = <&i2c7m0_xfer>;
 310         status = "okay";
 311
 312         es8388: audio-codec@11 {
 313                 compatible = "everest,es8388";
 314                 reg = <0x11>;
 315                 assigned-clock-rates = <12288000>;
 316                 assigned-clocks = <&cru I2S0_8CH_MCLKOUT>;
 317                 AVDD-supply = <&vcc_3v3_s3>;
 318                 clock-names = "mclk";
 319                 clocks = <&cru I2S0_8CH_MCLKOUT>;
 320                 DVDD-supply = <&vcc_1v8_s3>;
 321                 HPVDD-supply = <&vcc_3v3_s3>;
 322                 PVDD-supply = <&vcc_1v8_s3>;
 323                 #sound-dai-cells = <0>;
 324
 325                 port {
 326                         es8388_p0_0: endpoint {
 327                                 remote-endpoint = <&i2s0_8ch_p0_0>;
 328                         };
 329                 };
 330         };
 331 };
 332
 333 &i2s0_8ch {
 334         pinctrl-names = "default";
 335         pinctrl-0 = <&i2s0_lrck
 336                      &i2s0_mclk
 337                      &i2s0_sclk
 338                      &i2s0_sdi0
 339                      &i2s0_sdo0>;
 340         status = "okay";
 341
 342         i2s0_8ch_p0: port {
 343                 i2s0_8ch_p0_0: endpoint {
 344                         dai-format = "i2s";
 345                         mclk-fs = <256>;
 346                         remote-endpoint = <&es8388_p0_0>;
 347                 };
 348         };
 349 };
 350
 351 &pinctrl {
 352         bluetooth-pins {
 353                 bt_reset: bt-reset {
 354                         rockchip,pins =
 355                                 <0 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
 356                 };
 357
 358                 bt_wake_dev: bt-wake-dev {
 359                         rockchip,pins =
 360                                 <0 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
 361                 };
 362
 363                 bt_wake_host: bt-wake-host {
 364                         rockchip,pins =
 365                                 <0 RK_PC5 RK_FUNC_GPIO &pcfg_pull_down>;
 366                 };
 367         };
 368
 369         hym8563 {
 370
 371                 hym8563_int: hym8563-int {
 372                         rockchip,pins =
 373                                 <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
 374                 };
 375         };
 376
 377         sdio-pwrseq {
 378                 wifi_enable_h: wifi-enable-h {
 379                         rockchip,pins =
 380                                 <0 RK_PC7 RK_FUNC_GPIO &pcfg_pull_none>;
 381                 };
 382         };
 383
 384         usb-typec {
 385                 usbc0_int: usbc0-int {
 386                         rockchip,pins =
 387                                 <0 RK_PC4 RK_FUNC_GPIO &pcfg_pull_up>;
 388                 };
 389
 390                 typec5v_pwren: typec5v-pwren {
 391                         rockchip,pins =
 392                                 <4 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
 393                 };
 394         };
 395 };
 396
 397 /* HS400 modes seemed to cause io errors. */
 398 &sdhci {
 399         bus-width = <8>;
 400         no-mmc-hs400;
 401         no-sd;
 402         no-sdio;
 403         non-removable;
 404         max-frequency = <200000000>;
 405         vmmc-supply = <&vcc_3v3_s0>;
 406         vqmmc-supply = <&vcc_1v8_s3>;
 407         status = "okay";
 408 };
 409
 410 &sdio {
 411         bus-width = <4>;
 412         cap-sd-highspeed;
 413         cap-sdio-irq;
 414         disable-wp;
 415         keep-power-in-suspend;
 416         max-frequency = <100000000>;
 417         mmc-pwrseq = <&sdio_pwrseq>;
 418         no-mmc;
 419         no-sd;
 420         non-removable;
 421         sd-uhs-sdr104;
 422         vmmc-supply = <&vcc_3v3_s3>;
 423         vqmmc-supply = <&vcc_1v8_s3>;
 424         status = "okay";
 425 };
 426
 427 &sdmmc {
 428         bus-width = <4>;
 429         cap-mmc-highspeed;
 430         cap-sd-highspeed;
 431         disable-wp;
 432         max-frequency = <200000000>;
 433         no-sdio;
 434         no-mmc;
 435         sd-uhs-sdr104;
 436         vmmc-supply = <&vcc_3v3_s3>;
 437         vqmmc-supply = <&vccio_sd_s0>;
 438         status = "okay";
 439 };
 440
 441 &spi2 {
 442         #address-cells = <1>;
 443         assigned-clocks = <&cru CLK_SPI2>;
 444         assigned-clock-rates = <200000000>;
 445         num-cs = <1>;
 446         pinctrl-0 = <&spi2m2_pins>, <&spi2m2_cs0>;
 447         pinctrl-names = "default";
 448         #size-cells = <0>;
 449         status = "okay";
 450
 451         pmic@0 {
 452                 compatible = "rockchip,rk806";
 453                 reg = <0x0>;
 454                 #gpio-cells = <2>;
 455                 gpio-controller;
 456                 interrupt-parent = <&gpio0>;
 457                 interrupts = <RK_PA7 IRQ_TYPE_LEVEL_LOW>;
 458                 pinctrl-0 = <&pmic_pins>, <&rk806_dvs1_null>,
 459                             <&rk806_dvs2_null>, <&rk806_dvs3_null>;
 460                 pinctrl-names = "default";
 461                 spi-max-frequency = <1000000>;
 462
 463                 vcc1-supply = <&vcc5v0_sys>;
 464                 vcc2-supply = <&vcc5v0_sys>;
 465                 vcc3-supply = <&vcc5v0_sys>;
 466                 vcc4-supply = <&vcc5v0_sys>;
 467                 vcc5-supply = <&vcc5v0_sys>;
 468                 vcc6-supply = <&vcc5v0_sys>;
 469                 vcc7-supply = <&vcc5v0_sys>;
 470                 vcc8-supply = <&vcc5v0_sys>;
 471                 vcc9-supply = <&vcc5v0_sys>;
 472                 vcc10-supply = <&vcc5v0_sys>;
 473                 vcc11-supply = <&vcc_2v0_pldo_s3>;
 474                 vcc12-supply = <&vcc5v0_sys>;
 475                 vcc13-supply = <&vcc_1v1_nldo_s3>;
 476                 vcc14-supply = <&vcc_1v1_nldo_s3>;
 477                 vcca-supply = <&vcc5v0_sys>;
 478
 479                 rk806_dvs1_null: dvs1-null-pins {
 480                         pins = "gpio_pwrctrl2";
 481                         function = "pin_fun0";
 482                 };
 483
 484                 rk806_dvs2_null: dvs2-null-pins {
 485                         pins = "gpio_pwrctrl2";
 486                         function = "pin_fun0";
 487                 };
 488
 489                 rk806_dvs3_null: dvs3-null-pins {
 490                         pins = "gpio_pwrctrl3";
 491                         function = "pin_fun0";
 492                 };
 493
 494                 regulators {
 495                         vdd_gpu_s0: dcdc-reg1 {
 496                                 regulator-boot-on;
 497                                 regulator-enable-ramp-delay = <400>;
 498                                 regulator-max-microvolt = <950000>;
 499                                 regulator-min-microvolt = <550000>;
 500                                 regulator-name = "vdd_gpu_s0";
 501                                 regulator-ramp-delay = <12500>;
 502                                 regulator-state-mem {
 503                                         regulator-off-in-suspend;
 504                                 };
 505                         };
 506
 507                         vdd_cpu_lit_s0: dcdc-reg2 {
 508                                 regulator-always-on;
 509                                 regulator-boot-on;
 510                                 regulator-max-microvolt = <950000>;
 511                                 regulator-min-microvolt = <550000>;
 512                                 regulator-ramp-delay = <12500>;
 513                                 regulator-name = "vdd_cpu_lit_s0";
 514                                 regulator-state-mem {
 515                                         regulator-off-in-suspend;
 516                                 };
 517                         };
 518
 519                         vdd_logic_s0: dcdc-reg3 {
 520                                 regulator-always-on;
 521                                 regulator-boot-on;
 522                                 regulator-max-microvolt = <750000>;
 523                                 regulator-min-microvolt = <675000>;
 524                                 regulator-name = "vdd_logic_s0";
 525                                 regulator-ramp-delay = <12500>;
 526                                 regulator-state-mem {
 527                                         regulator-on-in-suspend;
 528                                         regulator-suspend-microvolt = <750000>;
 529                                 };
 530                         };
 531
 532                         vdd_vdenc_s0: dcdc-reg4 {
 533                                 regulator-always-on;
 534                                 regulator-boot-on;
 535                                 regulator-max-microvolt = <950000>;
 536                                 regulator-min-microvolt = <550000>;
 537                                 regulator-name = "vdd_vdenc_s0";
 538                                 regulator-ramp-delay = <12500>;
 539                                 regulator-state-mem {
 540                                         regulator-off-in-suspend;
 541                                 };
 542                         };
 543
 544                         vdd_ddr_s0: dcdc-reg5 {
 545                                 regulator-always-on;
 546                                 regulator-boot-on;
 547                                 regulator-min-microvolt = <750000>;
 548                                 regulator-max-microvolt = <850000>;
 549                                 regulator-ramp-delay = <12500>;
 550                                 regulator-name = "vdd_ddr_s0";
 551                                 regulator-state-mem {
 552                                         regulator-off-in-suspend;
 553                                         regulator-suspend-microvolt = <850000>;
 554                                 };
 555                         };
 556
 557                         vdd2_ddr_s3: dcdc-reg6 {
 558                                 regulator-always-on;
 559                                 regulator-boot-on;
 560                                 regulator-max-microvolt = <1100000>;
 561                                 regulator-min-microvolt = <1100000>;
 562                                 regulator-name = "vdd2_ddr_s3";
 563                                 regulator-state-mem {
 564                                         regulator-on-in-suspend;
 565                                 };
 566                         };
 567
 568                         vcc_2v0_pldo_s3: dcdc-reg7 {
 569                                 regulator-always-on;
 570                                 regulator-boot-on;
 571                                 regulator-max-microvolt = <2000000>;
 572                                 regulator-min-microvolt = <2000000>;
 573                                 regulator-name = "vdd_2v0_pldo_s3";
 574                                 regulator-state-mem {
 575                                         regulator-on-in-suspend;
 576                                         regulator-suspend-microvolt = <2000000>;
 577                                 };
 578                         };
 579
 580                         vcc_3v3_s3: dcdc-reg8 {
 581                                 regulator-always-on;
 582                                 regulator-boot-on;
 583                                 regulator-max-microvolt = <3300000>;
 584                                 regulator-min-microvolt = <3300000>;
 585                                 regulator-name = "vcc_3v3_s3";
 586                                 regulator-state-mem {
 587                                         regulator-on-in-suspend;
 588                                         regulator-suspend-microvolt = <3300000>;
 589                                 };
 590                         };
 591
 592                         vddq_ddr_s0: dcdc-reg9 {
 593                                 regulator-always-on;
 594                                 regulator-boot-on;
 595                                 regulator-max-microvolt = <600000>;
 596                                 regulator-min-microvolt = <600000>;
 597                                 regulator-name = "vddq_ddr_s0";
 598                                 regulator-state-mem {
 599                                         regulator-off-in-suspend;
 600                                 };
 601                         };
 602
 603                         vcc_1v8_s3: dcdc-reg10 {
 604                                 regulator-always-on;
 605                                 regulator-boot-on;
 606                                 regulator-max-microvolt = <1800000>;
 607                                 regulator-min-microvolt = <1800000>;
 608                                 regulator-name = "vcc_1v8_s3";
 609                                 regulator-state-mem {
 610                                         regulator-on-in-suspend;
 611                                         regulator-suspend-microvolt = <1800000>;
 612                                 };
 613                         };
 614
 615                         vcc_1v8_s0: pldo-reg1 {
 616                                 regulator-always-on;
 617                                 regulator-boot-on;
 618                                 regulator-max-microvolt = <1800000>;
 619                                 regulator-min-microvolt = <1800000>;
 620                                 regulator-name = "vcc_1v8_s0";
 621                                 regulator-state-mem {
 622                                         regulator-off-in-suspend;
 623                                 };
 624                         };
 625
 626                         vcca_1v8_s0: pldo-reg2 {
 627                                 regulator-always-on;
 628                                 regulator-boot-on;
 629                                 regulator-max-microvolt = <1800000>;
 630                                 regulator-min-microvolt = <1800000>;
 631                                 regulator-name = "vcca_1v8_s0";
 632                                 regulator-state-mem {
 633                                         regulator-off-in-suspend;
 634                                         regulator-suspend-microvolt = <1800000>;
 635                                 };
 636                         };
 637
 638                         vdda_1v2_s0: pldo-reg3 {
 639                                 regulator-always-on;
 640                                 regulator-boot-on;
 641                                 regulator-max-microvolt = <1200000>;
 642                                 regulator-min-microvolt = <1200000>;
 643                                 regulator-name = "vdda_1v2_s0";
 644                                 regulator-state-mem {
 645                                         regulator-off-in-suspend;
 646                                 };
 647                         };
 648
 649                         vcca_3v3_s0: pldo-reg4 {
 650                                 regulator-always-on;
 651                                 regulator-boot-on;
 652                                 regulator-max-microvolt = <3300000>;
 653                                 regulator-min-microvolt = <3300000>;
 654                                 regulator-name = "vcca_3v3_s0";
 655                                 regulator-state-mem {
 656                                         regulator-off-in-suspend;
 657                                 };
 658                         };
 659
 660                         vccio_sd_s0: pldo-reg5 {
 661                                 regulator-always-on;
 662                                 regulator-boot-on;
 663                                 regulator-max-microvolt = <3300000>;
 664                                 regulator-min-microvolt = <1800000>;
 665                                 regulator-name = "vccio_sd_s0";
 666                                 regulator-state-mem {
 667                                         regulator-off-in-suspend;
 668                                 };
 669                         };
 670
 671                         vcc_1v8_s3_pldo6: pldo-reg6 {
 672                                 regulator-always-on;
 673                                 regulator-boot-on;
 674                                 regulator-max-microvolt = <1800000>;
 675                                 regulator-min-microvolt = <1800000>;
 676                                 regulator-name = "vcc_1v8_s3_pldo6";
 677                                 regulator-state-mem {
 678                                         regulator-on-in-suspend;
 679                                         regulator-suspend-microvolt = <1800000>;
 680                                 };
 681                         };
 682
 683                         vdd_0v75_s3: nldo-reg1 {
 684                                 regulator-always-on;
 685                                 regulator-boot-on;
 686                                 regulator-max-microvolt = <750000>;
 687                                 regulator-min-microvolt = <750000>;
 688                                 regulator-name = "vdd_0v75_s3";
 689                                 regulator-state-mem {
 690                                         regulator-on-in-suspend;
 691                                         regulator-suspend-microvolt = <750000>;
 692                                 };
 693                         };
 694
 695                         vdda_ddr_pll_s0: nldo-reg2 {
 696                                 regulator-always-on;
 697                                 regulator-boot-on;
 698                                 regulator-max-microvolt = <850000>;
 699                                 regulator-min-microvolt = <850000>;
 700                                 regulator-name = "vdda_ddr_pll_s0";
 701                                 regulator-state-mem {
 702                                         regulator-off-in-suspend;
 703                                         regulator-suspend-microvolt = <850000>;
 704                                 };
 705                         };
 706
 707                         avdd_0v75_s0: nldo-reg3 {
 708                                 regulator-always-on;
 709                                 regulator-boot-on;
 710                                 regulator-max-microvolt = <750000>;
 711                                 regulator-min-microvolt = <750000>;
 712                                 regulator-name = "avdd_0v75_s0";
 713                                 regulator-state-mem {
 714                                         regulator-off-in-suspend;
 715                                 };
 716                         };
 717
 718                         vdda_0v85_s0: nldo-reg4 {
 719                                 regulator-always-on;
 720                                 regulator-boot-on;
 721                                 regulator-min-microvolt = <850000>;
 722                                 regulator-max-microvolt = <850000>;
 723                                 regulator-name = "vdda_0v85_s0";
 724                                 regulator-state-mem {
 725                                         regulator-off-in-suspend;
 726                                 };
 727                         };
 728
 729                         /* Schematics show not in use */
 730                         nldo-reg5 {
 731                         };
 732                 };
 733         };
 734 };
 735
 736 &tsadc {
 737         status = "okay";
 738 };
 739
 740 &uart2 {
 741         pinctrl-0 = <&uart2m0_xfer>;
 742         status = "okay";
 743 };
 744
 745 /* DMA seems to interfere with bluetooth device normal operation. */
 746 &uart9 {
 747         pinctrl-0 = <&uart9m2_xfer>, <&uart9m2_ctsn>, <&uart9m2_rtsn>;
 748         pinctrl-names = "default";
 749         /delete-property/ dma-names;
 750         /delete-property/ dmas;
 751         uart-has-rtscts;
 752         status = "okay";
 753
 754         bluetooth {
 755                 compatible = "realtek,rtl8821cs-bt",
 756                              "realtek,rtl8723bs-bt";
 757                 device-wake-gpios = <&gpio0 RK_PC6 GPIO_ACTIVE_HIGH>;
 758                 enable-gpios = <&gpio0 RK_PD4 GPIO_ACTIVE_HIGH>;
 759                 host-wake-gpios = <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>;
 760                 pinctrl-0 = <&bt_reset>, <&bt_wake_dev>, <&bt_wake_host>;
 761                 pinctrl-names = "default";
 762         };
 763 };