arch/arm/boot/dts/imx6qdl-skov-cpu.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
   2 //
   3 // Copyright (C) 2020 Pengutronix, Ulrich Oelmann <kernel@pengutronix.de>
   4
   5 #include <dt-bindings/gpio/gpio.h>
   6 #include <dt-bindings/leds/common.h>
   7
   8 / {
   9         chosen {
  10                 stdout-path = &uart2;
  11         };
  12
  13         aliases {
  14                 can0 = &can1;
  15                 can1 = &can2;
  16                 mdio-gpio0 = &mdio;
  17                 nand = &gpmi;
  18                 rtc0 = &i2c_rtc;
  19                 rtc1 = &snvs;
  20                 usb0 = &usbh1;
  21                 usb1 = &usbotg;
  22         };
  23
  24         iio-hwmon {
  25                 compatible = "iio-hwmon";
  26                 io-channels = <&adc 0>, /* 24V */
  27                               <&adc 1>; /* temperature */
  28         };
  29
  30         leds {
  31                 compatible = "gpio-leds";
  32
  33                 led-0 {
  34                         label = "D1";
  35                         gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
  36                         function = LED_FUNCTION_STATUS;
  37                         default-state = "on";
  38                         linux,default-trigger = "heartbeat";
  39                 };
  40
  41                 led-1 {
  42                         label = "D2";
  43                         gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>;
  44                         default-state = "off";
  45                 };
  46
  47                 led-2 {
  48                         label = "D3";
  49                         gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;
  50                         default-state = "on";
  51                 };
  52         };
  53
  54         mdio: mdio {
  55                 compatible = "microchip,mdio-smi0";
  56                 pinctrl-names = "default";
  57                 pinctrl-0 = <&pinctrl_mdio>;
  58                 #address-cells = <1>;
  59                 #size-cells = <0>;
  60                 gpios = <&gpio1 31 GPIO_ACTIVE_HIGH>,
  61                         <&gpio1 22 GPIO_ACTIVE_HIGH>;
  62
  63                 switch@0 {
  64                         compatible = "microchip,ksz8873";
  65                         pinctrl-names = "default";
  66                         pinctrl-0 = <&pinctrl_switch>;
  67                         interrupt-parent = <&gpio3>;
  68                         interrupt = <30 IRQ_TYPE_LEVEL_HIGH>;
  69                         reset-gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
  70                         reg = <0>;
  71
  72                         ports {
  73                                 #address-cells = <1>;
  74                                 #size-cells = <0>;
  75
  76                                 ports@0 {
  77                                         reg = <0>;
  78                                         phy-mode = "internal";
  79                                         label = "lan1";
  80                                 };
  81
  82                                 ports@1 {
  83                                         reg = <1>;
  84                                         phy-mode = "internal";
  85                                         label = "lan2";
  86                                 };
  87
  88                                 ports@2 {
  89                                         reg = <2>;
  90                                         label = "cpu";
  91                                         ethernet = <&fec>;
  92                                         phy-mode = "rmii";
  93
  94                                         fixed-link {
  95                                                 speed = <100>;
  96                                                 full-duplex;
  97                                         };
  98                                 };
  99                         };
 100                 };
 101
 102         };
 103
 104         clk50m_phy: phy-clock {
 105                 compatible = "fixed-clock";
 106                 #clock-cells = <0>;
 107                 clock-frequency = <50000000>;
 108         };
 109
 110         reg_3v3: regulator-3v3 {
 111                 compatible = "regulator-fixed";
 112                 vin-supply = <&reg_5v0>;
 113                 regulator-name = "3v3";
 114                 regulator-min-microvolt = <3300000>;
 115                 regulator-max-microvolt = <3300000>;
 116         };
 117
 118         reg_5v0: regulator-5v0 {
 119                 compatible = "regulator-fixed";
 120                 regulator-name = "5v0";
 121                 regulator-min-microvolt = <5000000>;
 122                 regulator-max-microvolt = <5000000>;
 123         };
 124
 125         reg_24v0: regulator-24v0 {
 126                 compatible = "regulator-fixed";
 127                 regulator-name = "24v0";
 128                 regulator-min-microvolt = <24000000>;
 129                 regulator-max-microvolt = <24000000>;
 130         };
 131
 132         reg_can1_stby: regulator-can1-stby {
 133                 compatible = "regulator-fixed";
 134                 pinctrl-names = "default";
 135                 pinctrl-0 = <&pinctrl_can1_stby>;
 136                 regulator-name = "can1-3v3";
 137                 regulator-min-microvolt = <3300000>;
 138                 regulator-max-microvolt = <3300000>;
 139                 gpio = <&gpio3 31 GPIO_ACTIVE_LOW>;
 140         };
 141
 142         reg_can2_stby: regulator-can2-stby {
 143                 compatible = "regulator-fixed";
 144                 pinctrl-names = "default";
 145                 pinctrl-0 = <&pinctrl_can2_stby>;
 146                 regulator-name = "can2-3v3";
 147                 regulator-min-microvolt = <3300000>;
 148                 regulator-max-microvolt = <3300000>;
 149                 gpio = <&gpio4 11 GPIO_ACTIVE_LOW>;
 150         };
 151
 152         reg_vcc_mmc: regulator-vcc-mmc {
 153                 compatible = "regulator-fixed";
 154                 pinctrl-names = "default";
 155                 pinctrl-0 = <&pinctrl_vcc_mmc>;
 156                 vin-supply = <&reg_3v3>;
 157                 regulator-name = "mmc_vcc_supply";
 158                 regulator-min-microvolt = <3300000>;
 159                 regulator-max-microvolt = <3300000>;
 160                 regulator-always-on;
 161                 regulator-boot-on;
 162                 gpio = <&gpio7 8 GPIO_ACTIVE_HIGH>;
 163                 enable-active-high;
 164                 startup-delay-us = <100>;
 165         };
 166
 167         reg_vcc_mmc_io: regulator-vcc-mmc-io {
 168                 compatible = "regulator-gpio";
 169                 pinctrl-names = "default";
 170                 pinctrl-0 = <&pinctrl_vcc_mmc_io>;
 171                 vin-supply = <&reg_5v0>;
 172                 regulator-name = "mmc_io_supply";
 173                 regulator-type = "voltage";
 174                 regulator-min-microvolt = <1800000>;
 175                 regulator-max-microvolt = <3300000>;
 176                 gpios = <&gpio7 13 GPIO_ACTIVE_HIGH>;
 177                 enable-active-high;
 178                 states = <1800000 0x1>, <3300000 0x0>;
 179                 startup-delay-us = <100>;
 180         };
 181 };
 182
 183 &can1 {
 184         pinctrl-names = "default";
 185         pinctrl-0 = <&pinctrl_can1>;
 186         xceiver-supply = <&reg_can1_stby>;
 187         status = "okay";
 188 };
 189
 190 &can2 {
 191         pinctrl-names = "default";
 192         pinctrl-0 = <&pinctrl_can2>;
 193         xceiver-supply = <&reg_can2_stby>;
 194         status = "okay";
 195 };
 196
 197 &ecspi1 {
 198         pinctrl-names = "default";
 199         pinctrl-0 = <&pinctrl_ecspi1>;
 200         cs-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>;
 201         status = "okay";
 202
 203         flash@0 {
 204                 compatible = "jedec,spi-nor";
 205                 spi-max-frequency = <54000000>;
 206                 reg = <0>;
 207         };
 208 };
 209
 210 &ecspi2 {
 211         pinctrl-names = "default";
 212         pinctrl-0 = <&pinctrl_ecspi2>;
 213         cs-gpios = <&gpio2 26 GPIO_ACTIVE_LOW>;
 214         status = "okay";
 215
 216         adc: adc@0 {
 217                 compatible = "microchip,mcp3002";
 218                 reg = <0>;
 219                 vref-supply = <&reg_3v3>;
 220                 spi-max-frequency = <1000000>;
 221                 #io-channel-cells = <1>;
 222         };
 223 };
 224
 225 &fec {
 226         pinctrl-names = "default";
 227         pinctrl-0 = <&pinctrl_enet>;
 228         clocks = <&clks IMX6QDL_CLK_ENET>,
 229                  <&clks IMX6QDL_CLK_ENET>,
 230                  <&clk50m_phy>;
 231         clock-names = "ipg", "ahb", "ptp";
 232         phy-mode = "rmii";
 233         phy-supply = <&reg_3v3>;
 234         status = "okay";
 235
 236         fixed-link {
 237                 speed = <100>;
 238                 full-duplex;
 239         };
 240 };
 241
 242 &gpmi {
 243         pinctrl-names = "default";
 244         pinctrl-0 = <&pinctrl_gpmi_nand>;
 245         nand-on-flash-bbt;
 246         #address-cells = <1>;
 247         #size-cells = <0>;
 248         status = "okay";
 249 };
 250
 251 &i2c3 {
 252         pinctrl-names = "default";
 253         pinctrl-0 = <&pinctrl_i2c3>;
 254         clock-frequency = <400000>;
 255         status = "okay";
 256
 257         i2c_rtc: rtc@51 {
 258                 compatible = "nxp,pcf85063";
 259                 reg = <0x51>;
 260                 quartz-load-femtofarads = <12500>;
 261         };
 262 };
 263
 264 &pwm2 {
 265         pinctrl-names = "default";
 266         pinctrl-0 = <&pinctrl_pwm2>;
 267         #pwm-cells = <2>;
 268         status = "okay";
 269 };
 270
 271 &pwm3 {
 272         /* used for LCD contrast control */
 273         pinctrl-names = "default";
 274         pinctrl-0 = <&pinctrl_pwm3>;
 275         status = "okay";
 276 };
 277
 278 &uart2 {
 279         pinctrl-names = "default";
 280         pinctrl-0 = <&pinctrl_uart2>;
 281         status = "okay";
 282 };
 283
 284 &usbh1 {
 285         vbus-supply = <&reg_5v0>;
 286         disable-over-current;
 287         status = "okay";
 288 };
 289
 290 /* no usbh2 */
 291 &usbphynop1 {
 292         status = "disabled";
 293 };
 294
 295 /* no usbh3 */
 296 &usbphynop2 {
 297         status = "disabled";
 298 };
 299
 300 &usbotg {
 301         vbus-supply = <&reg_5v0>;
 302         disable-over-current;
 303         status = "okay";
 304 };
 305
 306 &usdhc3 {
 307         pinctrl-names = "default";
 308         pinctrl-0 = <&pinctrl_usdhc3>;
 309         wp-gpios = <&gpio7 1 GPIO_ACTIVE_HIGH>;
 310         cd-gpios = <&gpio7 0 GPIO_ACTIVE_LOW>;
 311         cap-power-off-card;
 312         full-pwr-cycle;
 313         bus-width = <4>;
 314         max-frequency = <50000000>;
 315         cap-sd-highspeed;
 316         sd-uhs-sdr12;
 317         sd-uhs-sdr25;
 318         sd-uhs-sdr50;
 319         sd-uhs-ddr50;
 320         mmc-ddr-1_8v;
 321         vmmc-supply = <&reg_vcc_mmc>;
 322         vqmmc-supply = <&reg_vcc_mmc_io>;
 323         status = "okay";
 324 };
 325
 326 &iomuxc {
 327         pinctrl_can1: can1grp {
 328                 fsl,pins = <
 329                         MX6QDL_PAD_GPIO_7__FLEXCAN1_TX                  0x3008
 330                         MX6QDL_PAD_GPIO_8__FLEXCAN1_RX                  0x1b000
 331                 >;
 332         };
 333
 334         pinctrl_can1_stby: can1stbygrp {
 335                 fsl,pins = <
 336                         MX6QDL_PAD_EIM_D31__GPIO3_IO31                  0x13008
 337                 >;
 338         };
 339
 340         pinctrl_can2: can2grp {
 341                 fsl,pins = <
 342                         MX6QDL_PAD_KEY_COL4__FLEXCAN2_TX                0x3008
 343                         MX6QDL_PAD_KEY_ROW4__FLEXCAN2_RX                0x1b000
 344                 >;
 345         };
 346
 347         pinctrl_can2_stby: can2stbygrp {
 348                 fsl,pins = <
 349                         MX6QDL_PAD_KEY_ROW2__GPIO4_IO11                 0x13008
 350                 >;
 351         };
 352
 353         pinctrl_ecspi1: ecspi1grp {
 354                 fsl,pins = <
 355                         MX6QDL_PAD_EIM_D17__ECSPI1_MISO                 0x100b1
 356                         MX6QDL_PAD_EIM_D18__ECSPI1_MOSI                 0xb1
 357                         MX6QDL_PAD_EIM_D16__ECSPI1_SCLK                 0xb1
 358                         /* *no* external pull up */
 359                         MX6QDL_PAD_EIM_D24__GPIO3_IO24                  0x58
 360                 >;
 361         };
 362
 363         pinctrl_ecspi2: ecspi2grp {
 364                 fsl,pins = <
 365                         MX6QDL_PAD_EIM_OE__ECSPI2_MISO                  0x100b1
 366                         MX6QDL_PAD_EIM_CS1__ECSPI2_MOSI                 0xb1
 367                         MX6QDL_PAD_EIM_CS0__ECSPI2_SCLK                 0xb1
 368                         /* external pull up */
 369                         MX6QDL_PAD_EIM_RW__GPIO2_IO26                   0x58
 370                 >;
 371         };
 372
 373         pinctrl_enet: enetgrp {
 374                 fsl,pins = <
 375                         /* RMII 50 MHz */
 376                         MX6QDL_PAD_ENET_CRS_DV__ENET_RX_EN              0x100f5
 377                         MX6QDL_PAD_ENET_TX_EN__ENET_TX_EN               0x100f5
 378                         MX6QDL_PAD_ENET_RXD0__ENET_RX_DATA0             0x100c0
 379                         MX6QDL_PAD_ENET_RXD1__ENET_RX_DATA1             0x100c0
 380                         MX6QDL_PAD_ENET_TXD0__ENET_TX_DATA0             0x100f5
 381                         MX6QDL_PAD_ENET_TXD1__ENET_TX_DATA1             0x100f5
 382                         MX6QDL_PAD_GPIO_16__ENET_REF_CLK                0x1b0b0
 383                         MX6QDL_PAD_GPIO_5__GPIO1_IO05                   0x58
 384                         /* GPIO for "link active" */
 385                         MX6QDL_PAD_ENET_RX_ER__GPIO1_IO24               0x3038
 386                 >;
 387         };
 388
 389         pinctrl_gpmi_nand: gpminandgrp {
 390                 fsl,pins = <
 391                         MX6QDL_PAD_NANDF_CLE__NAND_CLE                  0xb0b1
 392                         MX6QDL_PAD_NANDF_ALE__NAND_ALE                  0xb0b1
 393                         MX6QDL_PAD_NANDF_RB0__NAND_READY_B              0xb000
 394                         MX6QDL_PAD_NANDF_CS0__NAND_CE0_B                0xb0b1
 395                         MX6QDL_PAD_NANDF_CS1__NAND_CE1_B                0xb0b1
 396                         MX6QDL_PAD_SD4_CMD__NAND_RE_B                   0xb0b1
 397                         MX6QDL_PAD_SD4_CLK__NAND_WE_B                   0xb0b1
 398                         MX6QDL_PAD_NANDF_D0__NAND_DATA00                0xb0b1
 399                         MX6QDL_PAD_NANDF_D1__NAND_DATA01                0xb0b1
 400                         MX6QDL_PAD_NANDF_D2__NAND_DATA02                0xb0b1
 401                         MX6QDL_PAD_NANDF_D3__NAND_DATA03                0xb0b1
 402                         MX6QDL_PAD_NANDF_D4__NAND_DATA04                0xb0b1
 403                         MX6QDL_PAD_NANDF_D5__NAND_DATA05                0xb0b1
 404                         MX6QDL_PAD_NANDF_D6__NAND_DATA06                0xb0b1
 405                         MX6QDL_PAD_NANDF_D7__NAND_DATA07                0xb0b1
 406                 >;
 407         };
 408
 409         pinctrl_i2c3: i2c3grp {
 410                 fsl,pins = <
 411                         /* external 10 k pull up */
 412                         MX6QDL_PAD_GPIO_3__I2C3_SCL             0x40010878
 413                         /* external 10 k pull up */
 414                         MX6QDL_PAD_GPIO_6__I2C3_SDA             0x40010878
 415                 >;
 416         };
 417
 418         pinctrl_mdio: mdiogrp {
 419                 fsl,pins = <
 420                         MX6QDL_PAD_ENET_MDIO__GPIO1_IO22                0x100b1
 421                         MX6QDL_PAD_ENET_MDC__GPIO1_IO31                 0xb1
 422                 >;
 423         };
 424
 425         pinctrl_pwm2: pwm2grp {
 426                 fsl,pins = <
 427                         MX6QDL_PAD_GPIO_1__PWM2_OUT                     0x58
 428                 >;
 429         };
 430
 431         pinctrl_pwm3: pwm3grp {
 432                 fsl,pins = <
 433                         MX6QDL_PAD_SD1_DAT1__PWM3_OUT                   0x58
 434                 >;
 435         };
 436
 437         pinctrl_switch: switchgrp {
 438                 fsl,pins = <
 439                         MX6QDL_PAD_EIM_D30__GPIO3_IO30                  0xb0
 440                 >;
 441         };
 442
 443         pinctrl_uart2: uart2grp {
 444                 fsl,pins = <
 445                         MX6QDL_PAD_EIM_D26__UART2_TX_DATA               0x1b0b1
 446                         MX6QDL_PAD_EIM_D27__UART2_RX_DATA               0x1b0b1
 447                 >;
 448         };
 449
 450         pinctrl_usdhc3: usdhc3grp {
 451                 fsl,pins = <
 452                         /* SoC internal pull up required */
 453                         MX6QDL_PAD_SD3_CMD__SD3_CMD                     0x17059
 454                         MX6QDL_PAD_SD3_CLK__SD3_CLK                     0x10059
 455                         MX6QDL_PAD_SD3_DAT0__SD3_DATA0                  0x17059
 456                         MX6QDL_PAD_SD3_DAT1__SD3_DATA1                  0x17059
 457                         MX6QDL_PAD_SD3_DAT2__SD3_DATA2                  0x17059
 458                         MX6QDL_PAD_SD3_DAT3__SD3_DATA3                  0x17059
 459                         /* SoC internal pull up required */
 460                         MX6QDL_PAD_SD3_DAT4__GPIO7_IO01                 0x1b040
 461                         /* SoC internal pull up required */
 462                         MX6QDL_PAD_SD3_DAT5__GPIO7_IO00                 0x1b040
 463                 >;
 464         };
 465
 466         pinctrl_vcc_mmc: vccmmcgrp {
 467                 fsl,pins = <
 468                         MX6QDL_PAD_SD3_RST__GPIO7_IO08                  0x58
 469                 >;
 470         };
 471
 472         pinctrl_vcc_mmc_io: vccmmciogrp {
 473                 fsl,pins = <
 474                         MX6QDL_PAD_GPIO_18__GPIO7_IO13                  0x58
 475                 >;
 476         };
 477 };