arch/arm/boot/dts/am335x-pocketbeagle.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
   4  *
   5  * Author: Robert Nelson <robertcnelson@gmail.com>
   6  */
   7 /dts-v1/;
   8
   9 #include "am33xx.dtsi"
  10 #include "am335x-osd335x-common.dtsi"
  11
  12 / {
  13         model = "TI AM335x PocketBeagle";
  14         compatible = "ti,am335x-pocketbeagle", "ti,am335x-bone", "ti,am33xx";
  15
  16         chosen {
  17                 stdout-path = &uart0;
  18         };
  19
  20         leds {
  21                 pinctrl-names = "default";
  22                 pinctrl-0 = <&usr_leds_pins>;
  23
  24                 compatible = "gpio-leds";
  25
  26                 usr0 {
  27                         label = "beaglebone:green:usr0";
  28                         gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
  29                         linux,default-trigger = "heartbeat";
  30                         default-state = "off";
  31                 };
  32
  33                 usr1 {
  34                         label = "beaglebone:green:usr1";
  35                         gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
  36                         linux,default-trigger = "mmc0";
  37                         default-state = "off";
  38                 };
  39
  40                 usr2 {
  41                         label = "beaglebone:green:usr2";
  42                         gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
  43                         linux,default-trigger = "cpu0";
  44                         default-state = "off";
  45                 };
  46
  47                 usr3 {
  48                         label = "beaglebone:green:usr3";
  49                         gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
  50                         default-state = "off";
  51                 };
  52         };
  53
  54         vmmcsd_fixed: fixedregulator0 {
  55                 compatible = "regulator-fixed";
  56                 regulator-name = "vmmcsd_fixed";
  57                 regulator-min-microvolt = <3300000>;
  58                 regulator-max-microvolt = <3300000>;
  59         };
  60 };
  61
  62 &gpio0 {
  63         gpio-line-names =
  64                 "NC",
  65                 "NC",
  66                 "P1.08 [SPI0_CLK]",
  67                 "P1.10 [SPI0_MISO]",
  68                 "P1.12 [SPI0_MOSI]",
  69                 "P1.06 [SPI0_CS]",
  70                 "[MMC0_CD]",
  71                 "P2.29 [SPI1_CLK]",
  72                 "[SYSBOOT 12]",
  73                 "[SYSBOOT 13]",
  74                 "[SYSBOOT 14]",
  75                 "[SYSBOOT 15]",
  76                 "P1.26 [I2C2_SDA]",
  77                 "P1.28 [I2C2_SCL]",
  78                 "P2.11 [I2C1_SDA]",
  79                 "P2.09 [I2C1_SCL]",
  80                 "NC",
  81                 "NC",
  82                 "NC",
  83                 "P2.31 [SPI1_CS]",
  84                 "P1.20 [PRU0.16]",
  85                 "NC",
  86                 "NC",
  87                 "P2.03",
  88                 "NC",
  89                 "NC",
  90                 "P1.34",
  91                 "P2.19",
  92                 "NC",
  93                 "NC",
  94                 "P2.05 [UART4_RX]",
  95                 "P2.07 [UART4_TX]";
  96 };
  97
  98 &gpio1 {
  99         gpio-line-names =
 100                 "NC",
 101                 "NC",
 102                 "NC",
 103                 "NC",
 104                 "NC",
 105                 "NC",
 106                 "NC",
 107                 "NC",
 108                 "NC",
 109                 "P2.25 [SPI1_MOSI]",
 110                 "P1.32 [UART0_RX]",
 111                 "P1.30 [UART0_TX]",
 112                 "P2.24",
 113                 "P2.33",
 114                 "P2.22",
 115                 "P2.18",
 116                 "NC",
 117                 "NC",
 118                 "P2.01 [PWM1A]",
 119                 "NC",
 120                 "P2.10",
 121                 "[USR LED 0]",
 122                 "[USR LED 1]",
 123                 "[USR LED 2]",
 124                 "[USR LED 3]",
 125                 "P2.06",
 126                 "P2.04",
 127                 "P2.02",
 128                 "P2.08",
 129                 "NC",
 130                 "NC",
 131                 "NC";
 132 };
 133
 134 &gpio2 {
 135         gpio-line-names =
 136                 "P2.20",
 137                 "P2.17",
 138                 "NC",
 139                 "NC",
 140                 "NC",
 141                 "[EEPROM_WP]",
 142                 "[SYSBOOT 0]",
 143                 "[SYSBOOT 1]",
 144                 "[SYSBOOT 2]",
 145                 "[SYSBOOT 3]",
 146                 "[SYSBOOT 4]",
 147                 "[SYSBOOT 5]",
 148                 "[SYSBOOT 6]",
 149                 "[SYSBOOT 7]",
 150                 "[SYSBOOT 8]",
 151                 "[SYSBOOT 9]",
 152                 "[SYSBOOT 10]",
 153                 "[SYSBOOT 11]",
 154                 "NC",
 155                 "NC",
 156                 "NC",
 157                 "NC",
 158                 "P2.35 [AIN5]",
 159                 "P1.02 [AIN6]",
 160                 "P1.35 [PRU1.10]",
 161                 "P1.04 [PRU1.11]",
 162                 "[MMC0_DAT3]",
 163                 "[MMC0_DAT2]",
 164                 "[MMC0_DAT1]",
 165                 "[MMC0_DAT0]",
 166                 "[MMC0_CLK]",
 167                 "[MMC0_CMD]";
 168 };
 169
 170 &gpio3 {
 171         gpio-line-names =
 172                 "NC",
 173                 "NC",
 174                 "NC",
 175                 "NC",
 176                 "NC",
 177                 "[I2C0_SDA]",
 178                 "[I2C0_SCL]",
 179                 "[JTAG EMU0]",
 180                 "[JTAG EMU1]",
 181                 "NC",
 182                 "NC",
 183                 "NC",
 184                 "NC",
 185                 "P1.03 [USB1]",
 186                 "P1.36 [PWM0A]",
 187                 "P1.33 [PRU0.1]",
 188                 "P2.32 [PRU0.2]",
 189                 "P2.30 [PRU0.3]",
 190                 "P1.31 [PRU0.4]",
 191                 "P2.34 [PRU0.5]",
 192                 "P2.28 [PRU0.6]",
 193                 "P1.29 [PRU0.7]",
 194                 "NC",
 195                 "NC",
 196                 "NC",
 197                 "NC",
 198                 "NC",
 199                 "NC",
 200                 "NC",
 201                 "NC",
 202                 "NC",
 203                 "NC";
 204 };
 205
 206 &am33xx_pinmux {
 207
 208         compatible = "pinconf-single";
 209         pinctrl-names = "default";
 210
 211         pinctrl-0 =   < &P2_03_gpio &P1_34_gpio &P2_19_gpio &P2_24_gpio
 212                         &P2_33_gpio &P2_22_gpio &P2_18_gpio &P2_10_gpio
 213                         &P2_06_gpio &P2_04_gpio &P2_02_gpio &P2_08_gpio
 214                         &P2_17_gpio >;
 215
 216         /* P2_03 (ZCZ ball T10) gpio0_23 0x824 PIN 9 */
 217         P2_03_gpio: pinmux_P2_03_gpio {
 218                 pinctrl-single,pins = <
 219                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_INPUT_PULLUP, MUX_MODE7)
 220                 >;
 221                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 222                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 223         };
 224
 225         /* P1_34 (ZCZ ball T11) gpio0_26 0x828 PIN 10 */
 226         P1_34_gpio: pinmux_P1_34_gpio {
 227                 pinctrl-single,pins = <
 228                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_INPUT_PULLUP, MUX_MODE7)
 229                 >;
 230                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 231                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 232         };
 233
 234         /* P2_19 (ZCZ ball U12) gpio0_27 0x82c PIN 11 */
 235         P2_19_gpio: pinmux_P2_19_gpio {
 236                 pinctrl-single,pins = <
 237                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_INPUT_PULLUP, MUX_MODE7)
 238                 >;
 239                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 240                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 241         };
 242
 243         /* P2_24 (ZCZ ball T12) gpio1_12 0x830 PIN 12 */
 244         P2_24_gpio: pinmux_P2_24_gpio {
 245                 pinctrl-single,pins = <
 246                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLUP, MUX_MODE7)
 247                 >;
 248                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 249                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 250         };
 251
 252         /* P2_33 (ZCZ ball R12) gpio1_13 0x834 PIN 13 */
 253         P2_33_gpio: pinmux_P2_33_gpio {
 254                 pinctrl-single,pins = <
 255                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLUP, MUX_MODE7)
 256                 >;
 257                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 258                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 259         };
 260
 261         /* P2_22 (ZCZ ball V13) gpio1_14 0x838 PIN 14 */
 262         P2_22_gpio: pinmux_P2_22_gpio {
 263                 pinctrl-single,pins = <
 264                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLUP, MUX_MODE7)
 265                 >;
 266                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 267                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 268         };
 269
 270         /* P2_18 (ZCZ ball U13) gpio1_15 0x83c PIN 15 */
 271         P2_18_gpio: pinmux_P2_18_gpio {
 272                 pinctrl-single,pins = <
 273                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLUP, MUX_MODE7)
 274                 >;
 275                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 276                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 277         };
 278
 279         /* P2_10 (ZCZ ball R14) gpio1_20 0x850 PIN 20 */
 280         P2_10_gpio: pinmux_P2_10_gpio {
 281                 pinctrl-single,pins = <
 282                         AM33XX_PADCONF(AM335X_PIN_GPMC_A4, PIN_INPUT_PULLUP, MUX_MODE7)
 283                 >;
 284                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 285                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 286         };
 287
 288         /* P2_06 (ZCZ ball U16) gpio1_25 0x864 PIN 25 */
 289         P2_06_gpio: pinmux_P2_06_gpio {
 290                 pinctrl-single,pins = <
 291                         AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_INPUT_PULLUP, MUX_MODE7)
 292                 >;
 293                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 294                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 295         };
 296
 297         /* P2_04 (ZCZ ball T16) gpio1_26 0x868 PIN 26 */
 298         P2_04_gpio: pinmux_P2_04_gpio {
 299                 pinctrl-single,pins = <
 300                         AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_INPUT_PULLUP, MUX_MODE7)
 301                 >;
 302                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 303                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 304         };
 305
 306         /* P2_02 (ZCZ ball V17) gpio1_27 0x86c PIN 27 */
 307         P2_02_gpio: pinmux_P2_02_gpio {
 308                 pinctrl-single,pins = <
 309                         AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_INPUT_PULLUP, MUX_MODE7)
 310                 >;
 311                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 312                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 313         };
 314
 315         /* P2_08 (ZCZ ball U18) gpio1_28 0x878 PIN 30 */
 316         P2_08_gpio: pinmux_P2_08_gpio {
 317                 pinctrl-single,pins = <
 318                         AM33XX_PADCONF(AM335X_PIN_GPMC_BEN1, PIN_INPUT_PULLDOWN, MUX_MODE7)
 319                 >;
 320                 pinctrl-single,bias-pullup   =   < 0x00  0x10  0x00  0x18>;
 321                 pinctrl-single,bias-pulldown   = < 0x00  0x00  0x10  0x18>;
 322         };
 323
 324         /* P2_17 (ZCZ ball V12) gpio2_1 0x88c PIN 35 */
 325         P2_17_gpio: pinmux_P2_17_gpio {
 326                 pinctrl-single,pins = <
 327                         AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE7)
 328                 >;
 329                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 330                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 331         };
 332
 333         i2c2_pins: pinmux-i2c2-pins {
 334                 pinctrl-single,pins = <
 335                         AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_INPUT_PULLUP, MUX_MODE3)      /* (D17) uart1_rtsn.I2C2_SCL */
 336                         AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLUP, MUX_MODE3)      /* (D18) uart1_ctsn.I2C2_SDA */
 337                 >;
 338         };
 339
 340         ehrpwm0_pins: pinmux-ehrpwm0-pins {
 341                 pinctrl-single,pins = <
 342                         AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_OUTPUT_PULLDOWN, MUX_MODE1) /* (A13) mcasp0_aclkx.ehrpwm0A */
 343                 >;
 344         };
 345
 346         ehrpwm1_pins: pinmux-ehrpwm1-pins {
 347                 pinctrl-single,pins = <
 348                         AM33XX_PADCONF(AM335X_PIN_GPMC_A2, PIN_OUTPUT_PULLDOWN, MUX_MODE6)      /* (U14) gpmc_a2.ehrpwm1A */
 349                 >;
 350         };
 351
 352         mmc0_pins: pinmux-mmc0-pins {
 353                 pinctrl-single,pins = <
 354                         AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7)               /* (C15) spi0_cs1.gpio0[6] */
 355                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
 356                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
 357                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
 358                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
 359                         AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
 360                         AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
 361                 >;
 362         };
 363
 364         spi0_pins: pinmux-spi0-pins {
 365                 pinctrl-single,pins = <
 366                         AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE0)
 367                         AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE0)
 368                         AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0)
 369                         AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0)
 370                 >;
 371         };
 372
 373         spi1_pins: pinmux-spi1-pins {
 374                 pinctrl-single,pins = <
 375                         AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_INPUT_PULLUP, MUX_MODE4)       /* (C18) eCAP0_in_PWM0_out.spi1_sclk */
 376                         AM33XX_PADCONF(AM335X_PIN_UART0_CTSN, PIN_INPUT_PULLUP, MUX_MODE4)      /* (E18) uart0_ctsn.spi1_d0 */
 377                         AM33XX_PADCONF(AM335X_PIN_UART0_RTSN, PIN_INPUT_PULLUP, MUX_MODE4)      /* (E17) uart0_rtsn.spi1_d1 */
 378                         AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR0, PIN_INPUT_PULLUP, MUX_MODE4)        /* (A15) xdma_event_intr0.spi1_cs1 */
 379                 >;
 380         };
 381
 382         usr_leds_pins: pinmux-usr-leds-pins {
 383                 pinctrl-single,pins = <
 384                         AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT, MUX_MODE7)               /* (V15) gpmc_a5.gpio1[21] - USR_LED_0 */
 385                         AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_OUTPUT, MUX_MODE7)               /* (U15) gpmc_a6.gpio1[22] - USR_LED_1 */
 386                         AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_OUTPUT, MUX_MODE7)               /* (T15) gpmc_a7.gpio1[23] - USR_LED_2 */
 387                         AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_OUTPUT, MUX_MODE7)               /* (V16) gpmc_a8.gpio1[24] - USR_LED_3 */
 388                 >;
 389         };
 390
 391         uart0_pins: pinmux-uart0-pins {
 392                 pinctrl-single,pins = <
 393                         AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
 394                         AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
 395                 >;
 396         };
 397
 398         uart4_pins: pinmux-uart4-pins {
 399                 pinctrl-single,pins = <
 400                         AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLUP, MUX_MODE6)      /* (T17) gpmc_wait0.uart4_rxd */
 401                         AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_OUTPUT_PULLDOWN, MUX_MODE6)     /* (U17) gpmc_wpn.uart4_txd */
 402                 >;
 403         };
 404 };
 405
 406 &epwmss0 {
 407         status = "okay";
 408 };
 409
 410 &ehrpwm0 {
 411         status = "okay";
 412         pinctrl-names = "default";
 413         pinctrl-0 = <&ehrpwm0_pins>;
 414 };
 415
 416 &epwmss1 {
 417         status = "okay";
 418 };
 419
 420 &ehrpwm1 {
 421         status = "okay";
 422         pinctrl-names = "default";
 423         pinctrl-0 = <&ehrpwm1_pins>;
 424 };
 425
 426 &i2c0 {
 427         eeprom: eeprom@50 {
 428                 compatible = "atmel,24c256";
 429                 reg = <0x50>;
 430         };
 431 };
 432
 433 &i2c2 {
 434         pinctrl-names = "default";
 435         pinctrl-0 = <&i2c2_pins>;
 436
 437         status = "okay";
 438         clock-frequency = <400000>;
 439 };
 440
 441 &mmc1 {
 442         status = "okay";
 443         vmmc-supply = <&vmmcsd_fixed>;
 444         bus-width = <4>;
 445         pinctrl-names = "default";
 446         pinctrl-0 = <&mmc0_pins>;
 447         cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
 448 };
 449
 450 &rtc {
 451         system-power-controller;
 452 };
 453
 454 &tscadc {
 455         status = "okay";
 456         adc {
 457                 ti,adc-channels = <0 1 2 3 4 5 6 7>;
 458                 ti,chan-step-avg = <16 16 16 16 16 16 16 16>;
 459                 ti,chan-step-opendelay = <0x98 0x98 0x98 0x98 0x98 0x98 0x98 0x98>;
 460                 ti,chan-step-sampledelay = <0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0>;
 461         };
 462 };
 463
 464 &uart0 {
 465         pinctrl-names = "default";
 466         pinctrl-0 = <&uart0_pins>;
 467
 468         status = "okay";
 469 };
 470
 471 &uart4 {
 472         pinctrl-names = "default";
 473         pinctrl-0 = <&uart4_pins>;
 474
 475         status = "okay";
 476 };
 477
 478 &usb0 {
 479         dr_mode = "otg";
 480 };
 481
 482 &usb1 {
 483         dr_mode = "host";
 484 };