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         pinctrl-names = "default";
 209
 210         pinctrl-0 =   < &P2_03_gpio &P1_34_gpio &P2_19_gpio &P2_24_gpio
 211                         &P2_33_gpio &P2_22_gpio &P2_18_gpio &P2_10_gpio
 212                         &P2_06_gpio &P2_04_gpio &P2_02_gpio &P2_08_gpio
 213                         &P2_17_gpio >;
 214
 215         /* P2_03 (ZCZ ball T10) gpio0_23 0x824 PIN 9 */
 216         P2_03_gpio: pinmux_P2_03_gpio {
 217                 pinctrl-single,pins = <
 218                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_INPUT_PULLUP, MUX_MODE7)
 219                 >;
 220                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 221                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 222         };
 223
 224         /* P1_34 (ZCZ ball T11) gpio0_26 0x828 PIN 10 */
 225         P1_34_gpio: pinmux_P1_34_gpio {
 226                 pinctrl-single,pins = <
 227                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_INPUT_PULLUP, MUX_MODE7)
 228                 >;
 229                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 230                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 231         };
 232
 233         /* P2_19 (ZCZ ball U12) gpio0_27 0x82c PIN 11 */
 234         P2_19_gpio: pinmux_P2_19_gpio {
 235                 pinctrl-single,pins = <
 236                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_INPUT_PULLUP, MUX_MODE7)
 237                 >;
 238                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 239                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 240         };
 241
 242         /* P2_24 (ZCZ ball T12) gpio1_12 0x830 PIN 12 */
 243         P2_24_gpio: pinmux_P2_24_gpio {
 244                 pinctrl-single,pins = <
 245                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLUP, MUX_MODE7)
 246                 >;
 247                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 248                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 249         };
 250
 251         /* P2_33 (ZCZ ball R12) gpio1_13 0x834 PIN 13 */
 252         P2_33_gpio: pinmux_P2_33_gpio {
 253                 pinctrl-single,pins = <
 254                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLUP, MUX_MODE7)
 255                 >;
 256                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 257                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 258         };
 259
 260         /* P2_22 (ZCZ ball V13) gpio1_14 0x838 PIN 14 */
 261         P2_22_gpio: pinmux_P2_22_gpio {
 262                 pinctrl-single,pins = <
 263                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLUP, MUX_MODE7)
 264                 >;
 265                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 266                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 267         };
 268
 269         /* P2_18 (ZCZ ball U13) gpio1_15 0x83c PIN 15 */
 270         P2_18_gpio: pinmux_P2_18_gpio {
 271                 pinctrl-single,pins = <
 272                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLUP, MUX_MODE7)
 273                 >;
 274                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 275                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 276         };
 277
 278         /* P2_10 (ZCZ ball R14) gpio1_20 0x850 PIN 20 */
 279         P2_10_gpio: pinmux_P2_10_gpio {
 280                 pinctrl-single,pins = <
 281                         AM33XX_PADCONF(AM335X_PIN_GPMC_A4, PIN_INPUT_PULLUP, MUX_MODE7)
 282                 >;
 283                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 284                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 285         };
 286
 287         /* P2_06 (ZCZ ball U16) gpio1_25 0x864 PIN 25 */
 288         P2_06_gpio: pinmux_P2_06_gpio {
 289                 pinctrl-single,pins = <
 290                         AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_INPUT_PULLUP, MUX_MODE7)
 291                 >;
 292                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 293                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 294         };
 295
 296         /* P2_04 (ZCZ ball T16) gpio1_26 0x868 PIN 26 */
 297         P2_04_gpio: pinmux_P2_04_gpio {
 298                 pinctrl-single,pins = <
 299                         AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_INPUT_PULLUP, MUX_MODE7)
 300                 >;
 301                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 302                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 303         };
 304
 305         /* P2_02 (ZCZ ball V17) gpio1_27 0x86c PIN 27 */
 306         P2_02_gpio: pinmux_P2_02_gpio {
 307                 pinctrl-single,pins = <
 308                         AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_INPUT_PULLUP, MUX_MODE7)
 309                 >;
 310                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 311                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 312         };
 313
 314         /* P2_08 (ZCZ ball U18) gpio1_28 0x878 PIN 30 */
 315         P2_08_gpio: pinmux_P2_08_gpio {
 316                 pinctrl-single,pins = <
 317                         AM33XX_PADCONF(AM335X_PIN_GPMC_BEN1, PIN_INPUT_PULLDOWN, MUX_MODE7)
 318                 >;
 319                 pinctrl-single,bias-pullup   =   < 0x00  0x10  0x00  0x18>;
 320                 pinctrl-single,bias-pulldown   = < 0x00  0x00  0x10  0x18>;
 321         };
 322
 323         /* P2_17 (ZCZ ball V12) gpio2_1 0x88c PIN 35 */
 324         P2_17_gpio: pinmux_P2_17_gpio {
 325                 pinctrl-single,pins = <
 326                         AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE7)
 327                 >;
 328                 pinctrl-single,bias-pullup   =   < 0x10  0x10  0x00  0x18>;
 329                 pinctrl-single,bias-pulldown   = < 0x10  0x00  0x10  0x18>;
 330         };
 331
 332         i2c2_pins: pinmux-i2c2-pins {
 333                 pinctrl-single,pins = <
 334                         AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_INPUT_PULLUP, MUX_MODE3)      /* (D17) uart1_rtsn.I2C2_SCL */
 335                         AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLUP, MUX_MODE3)      /* (D18) uart1_ctsn.I2C2_SDA */
 336                 >;
 337         };
 338
 339         ehrpwm0_pins: pinmux-ehrpwm0-pins {
 340                 pinctrl-single,pins = <
 341                         AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_OUTPUT_PULLDOWN, MUX_MODE1) /* (A13) mcasp0_aclkx.ehrpwm0A */
 342                 >;
 343         };
 344
 345         ehrpwm1_pins: pinmux-ehrpwm1-pins {
 346                 pinctrl-single,pins = <
 347                         AM33XX_PADCONF(AM335X_PIN_GPMC_A2, PIN_OUTPUT_PULLDOWN, MUX_MODE6)      /* (U14) gpmc_a2.ehrpwm1A */
 348                 >;
 349         };
 350
 351         mmc0_pins: pinmux-mmc0-pins {
 352                 pinctrl-single,pins = <
 353                         AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7)               /* (C15) spi0_cs1.gpio0[6] */
 354                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
 355                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
 356                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
 357                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
 358                         AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
 359                         AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
 360                 >;
 361         };
 362
 363         spi0_pins: pinmux-spi0-pins {
 364                 pinctrl-single,pins = <
 365                         AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE0)
 366                         AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE0)
 367                         AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0)
 368                         AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0)
 369                 >;
 370         };
 371
 372         spi1_pins: pinmux-spi1-pins {
 373                 pinctrl-single,pins = <
 374                         AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_INPUT_PULLUP, MUX_MODE4)       /* (C18) eCAP0_in_PWM0_out.spi1_sclk */
 375                         AM33XX_PADCONF(AM335X_PIN_UART0_CTSN, PIN_INPUT_PULLUP, MUX_MODE4)      /* (E18) uart0_ctsn.spi1_d0 */
 376                         AM33XX_PADCONF(AM335X_PIN_UART0_RTSN, PIN_INPUT_PULLUP, MUX_MODE4)      /* (E17) uart0_rtsn.spi1_d1 */
 377                         AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR0, PIN_INPUT_PULLUP, MUX_MODE4)        /* (A15) xdma_event_intr0.spi1_cs1 */
 378                 >;
 379         };
 380
 381         usr_leds_pins: pinmux-usr-leds-pins {
 382                 pinctrl-single,pins = <
 383                         AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT, MUX_MODE7)               /* (V15) gpmc_a5.gpio1[21] - USR_LED_0 */
 384                         AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_OUTPUT, MUX_MODE7)               /* (U15) gpmc_a6.gpio1[22] - USR_LED_1 */
 385                         AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_OUTPUT, MUX_MODE7)               /* (T15) gpmc_a7.gpio1[23] - USR_LED_2 */
 386                         AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_OUTPUT, MUX_MODE7)               /* (V16) gpmc_a8.gpio1[24] - USR_LED_3 */
 387                 >;
 388         };
 389
 390         uart0_pins: pinmux-uart0-pins {
 391                 pinctrl-single,pins = <
 392                         AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
 393                         AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
 394                 >;
 395         };
 396
 397         uart4_pins: pinmux-uart4-pins {
 398                 pinctrl-single,pins = <
 399                         AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLUP, MUX_MODE6)      /* (T17) gpmc_wait0.uart4_rxd */
 400                         AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_OUTPUT_PULLDOWN, MUX_MODE6)     /* (U17) gpmc_wpn.uart4_txd */
 401                 >;
 402         };
 403 };
 404
 405 &epwmss0 {
 406         status = "okay";
 407 };
 408
 409 &ehrpwm0 {
 410         status = "okay";
 411         pinctrl-names = "default";
 412         pinctrl-0 = <&ehrpwm0_pins>;
 413 };
 414
 415 &epwmss1 {
 416         status = "okay";
 417 };
 418
 419 &ehrpwm1 {
 420         status = "okay";
 421         pinctrl-names = "default";
 422         pinctrl-0 = <&ehrpwm1_pins>;
 423 };
 424
 425 &i2c0 {
 426         eeprom: eeprom@50 {
 427                 compatible = "atmel,24c256";
 428                 reg = <0x50>;
 429         };
 430 };
 431
 432 &i2c2 {
 433         pinctrl-names = "default";
 434         pinctrl-0 = <&i2c2_pins>;
 435
 436         status = "okay";
 437         clock-frequency = <400000>;
 438 };
 439
 440 &mmc1 {
 441         status = "okay";
 442         vmmc-supply = <&vmmcsd_fixed>;
 443         bus-width = <4>;
 444         pinctrl-names = "default";
 445         pinctrl-0 = <&mmc0_pins>;
 446         cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
 447 };
 448
 449 &rtc {
 450         system-power-controller;
 451 };
 452
 453 &tscadc {
 454         status = "okay";
 455         adc {
 456                 ti,adc-channels = <0 1 2 3 4 5 6 7>;
 457                 ti,chan-step-avg = <16 16 16 16 16 16 16 16>;
 458                 ti,chan-step-opendelay = <0x98 0x98 0x98 0x98 0x98 0x98 0x98 0x98>;
 459                 ti,chan-step-sampledelay = <0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0>;
 460         };
 461 };
 462
 463 &uart0 {
 464         pinctrl-names = "default";
 465         pinctrl-0 = <&uart0_pins>;
 466
 467         status = "okay";
 468 };
 469
 470 &uart4 {
 471         pinctrl-names = "default";
 472         pinctrl-0 = <&uart4_pins>;
 473
 474         status = "okay";
 475 };
 476
 477 &usb0 {
 478         dr_mode = "otg";
 479 };
 480
 481 &usb1 {
 482         dr_mode = "host";
 483 };