arch/arm/boot/dts/am335x-bone-common.dtsi

   1 /*
   2  * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 / {
  10         cpus {
  11                 cpu@0 {
  12                         cpu0-supply = <&dcdc2_reg>;
  13                 };
  14         };
  15
  16         memory {
  17                 device_type = "memory";
  18                 reg = <0x80000000 0x10000000>; /* 256 MB */
  19         };
  20
  21         leds {
  22                 pinctrl-names = "default";
  23                 pinctrl-0 = <&user_leds_s0>;
  24
  25                 compatible = "gpio-leds";
  26
  27                 led@2 {
  28                         label = "beaglebone:green:heartbeat";
  29                         gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
  30                         linux,default-trigger = "heartbeat";
  31                         default-state = "off";
  32                 };
  33
  34                 led@3 {
  35                         label = "beaglebone:green:mmc0";
  36                         gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
  37                         linux,default-trigger = "mmc0";
  38                         default-state = "off";
  39                 };
  40
  41                 led@4 {
  42                         label = "beaglebone:green:usr2";
  43                         gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
  44                         linux,default-trigger = "cpu0";
  45                         default-state = "off";
  46                 };
  47
  48                 led@5 {
  49                         label = "beaglebone:green:usr3";
  50                         gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
  51                         linux,default-trigger = "mmc1";
  52                         default-state = "off";
  53                 };
  54         };
  55
  56         vmmcsd_fixed: fixedregulator@0 {
  57                 compatible = "regulator-fixed";
  58                 regulator-name = "vmmcsd_fixed";
  59                 regulator-min-microvolt = <3300000>;
  60                 regulator-max-microvolt = <3300000>;
  61         };
  62 };
  63
  64 &am33xx_pinmux {
  65         pinctrl-names = "default";
  66         pinctrl-0 = <&clkout2_pin>;
  67
  68         user_leds_s0: user_leds_s0 {
  69                 pinctrl-single,pins = <
  70                         AM33XX_IOPAD(0x854, PIN_OUTPUT_PULLDOWN | MUX_MODE7)    /* gpmc_a5.gpio1_21 */
  71                         AM33XX_IOPAD(0x858, PIN_OUTPUT_PULLUP | MUX_MODE7)      /* gpmc_a6.gpio1_22 */
  72                         AM33XX_IOPAD(0x85c, PIN_OUTPUT_PULLDOWN | MUX_MODE7)    /* gpmc_a7.gpio1_23 */
  73                         AM33XX_IOPAD(0x860, PIN_OUTPUT_PULLUP | MUX_MODE7)      /* gpmc_a8.gpio1_24 */
  74                 >;
  75         };
  76
  77         i2c0_pins: pinmux_i2c0_pins {
  78                 pinctrl-single,pins = <
  79                         AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0)       /* i2c0_sda.i2c0_sda */
  80                         AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0)       /* i2c0_scl.i2c0_scl */
  81                 >;
  82         };
  83
  84         i2c2_pins: pinmux_i2c2_pins {
  85                 pinctrl-single,pins = <
  86                         AM33XX_IOPAD(0x978, PIN_INPUT_PULLUP | MUX_MODE3)       /* uart1_ctsn.i2c2_sda */
  87                         AM33XX_IOPAD(0x97c, PIN_INPUT_PULLUP | MUX_MODE3)       /* uart1_rtsn.i2c2_scl */
  88                 >;
  89         };
  90
  91         uart0_pins: pinmux_uart0_pins {
  92                 pinctrl-single,pins = <
  93                         AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)       /* uart0_rxd.uart0_rxd */
  94                         AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* uart0_txd.uart0_txd */
  95                 >;
  96         };
  97
  98         clkout2_pin: pinmux_clkout2_pin {
  99                 pinctrl-single,pins = <
 100                         AM33XX_IOPAD(0x9b4, PIN_OUTPUT_PULLDOWN | MUX_MODE3)    /* xdma_event_intr1.clkout2 */
 101                 >;
 102         };
 103
 104         cpsw_default: cpsw_default {
 105                 pinctrl-single,pins = <
 106                         /* Slave 1 */
 107                         AM33XX_IOPAD(0x910, PIN_INPUT_PULLUP | MUX_MODE0)       /* mii1_rxerr.mii1_rxerr */
 108                         AM33XX_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* mii1_txen.mii1_txen */
 109                         AM33XX_IOPAD(0x918, PIN_INPUT_PULLUP | MUX_MODE0)       /* mii1_rxdv.mii1_rxdv */
 110                         AM33XX_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* mii1_txd3.mii1_txd3 */
 111                         AM33XX_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* mii1_txd2.mii1_txd2 */
 112                         AM33XX_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* mii1_txd1.mii1_txd1 */
 113                         AM33XX_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* mii1_txd0.mii1_txd0 */
 114                         AM33XX_IOPAD(0x92c, PIN_INPUT_PULLUP | MUX_MODE0)       /* mii1_txclk.mii1_txclk */
 115                         AM33XX_IOPAD(0x930, PIN_INPUT_PULLUP | MUX_MODE0)       /* mii1_rxclk.mii1_rxclk */
 116                         AM33XX_IOPAD(0x934, PIN_INPUT_PULLUP | MUX_MODE0)       /* mii1_rxd3.mii1_rxd3 */
 117                         AM33XX_IOPAD(0x938, PIN_INPUT_PULLUP | MUX_MODE0)       /* mii1_rxd2.mii1_rxd2 */
 118                         AM33XX_IOPAD(0x93c, PIN_INPUT_PULLUP | MUX_MODE0)       /* mii1_rxd1.mii1_rxd1 */
 119                         AM33XX_IOPAD(0x940, PIN_INPUT_PULLUP | MUX_MODE0)       /* mii1_rxd0.mii1_rxd0 */
 120                 >;
 121         };
 122
 123         cpsw_sleep: cpsw_sleep {
 124                 pinctrl-single,pins = <
 125                         /* Slave 1 reset value */
 126                         AM33XX_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE7)
 127                         AM33XX_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7)
 128                         AM33XX_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7)
 129                         AM33XX_IOPAD(0x91c, PIN_INPUT_PULLDOWN | MUX_MODE7)
 130                         AM33XX_IOPAD(0x920, PIN_INPUT_PULLDOWN | MUX_MODE7)
 131                         AM33XX_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7)
 132                         AM33XX_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7)
 133                         AM33XX_IOPAD(0x92c, PIN_INPUT_PULLDOWN | MUX_MODE7)
 134                         AM33XX_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE7)
 135                         AM33XX_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE7)
 136                         AM33XX_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE7)
 137                         AM33XX_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7)
 138                         AM33XX_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7)
 139                 >;
 140         };
 141
 142         davinci_mdio_default: davinci_mdio_default {
 143                 pinctrl-single,pins = <
 144                         /* MDIO */
 145                         AM33XX_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)       /* mdio_data.mdio_data */
 146                         AM33XX_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0)                      /* mdio_clk.mdio_clk */
 147                 >;
 148         };
 149
 150         davinci_mdio_sleep: davinci_mdio_sleep {
 151                 pinctrl-single,pins = <
 152                         /* MDIO reset value */
 153                         AM33XX_IOPAD(0x948, PIN_INPUT_PULLDOWN | MUX_MODE7)
 154                         AM33XX_IOPAD(0x94c, PIN_INPUT_PULLDOWN | MUX_MODE7)
 155                 >;
 156         };
 157
 158         mmc1_pins: pinmux_mmc1_pins {
 159                 pinctrl-single,pins = <
 160                         AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* GPIO0_6 */
 161                 >;
 162         };
 163
 164         emmc_pins: pinmux_emmc_pins {
 165                 pinctrl-single,pins = <
 166                         AM33XX_IOPAD(0x880, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn1.mmc1_clk */
 167                         AM33XX_IOPAD(0x884, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
 168                         AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */
 169                         AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */
 170                         AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */
 171                         AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */
 172                         AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */
 173                         AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */
 174                         AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */
 175                         AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */
 176                 >;
 177         };
 178 };
 179
 180 &uart0 {
 181         pinctrl-names = "default";
 182         pinctrl-0 = <&uart0_pins>;
 183
 184         status = "okay";
 185 };
 186
 187 &usb {
 188         status = "okay";
 189 };
 190
 191 &usb_ctrl_mod {
 192         status = "okay";
 193 };
 194
 195 &usb0_phy {
 196         status = "okay";
 197 };
 198
 199 &usb1_phy {
 200         status = "okay";
 201 };
 202
 203 &usb0 {
 204         status = "okay";
 205         dr_mode = "peripheral";
 206 };
 207
 208 &usb1 {
 209         status = "okay";
 210         dr_mode = "host";
 211 };
 212
 213 &cppi41dma  {
 214         status = "okay";
 215 };
 216
 217 &i2c0 {
 218         pinctrl-names = "default";
 219         pinctrl-0 = <&i2c0_pins>;
 220
 221         status = "okay";
 222         clock-frequency = <400000>;
 223
 224         tps: tps@24 {
 225                 reg = <0x24>;
 226         };
 227
 228         baseboard_eeprom: baseboard_eeprom@50 {
 229                 compatible = "at,24c256";
 230                 reg = <0x50>;
 231
 232                 #address-cells = <1>;
 233                 #size-cells = <1>;
 234                 baseboard_data: baseboard_data@0 {
 235                         reg = <0 0x100>;
 236                 };
 237         };
 238 };
 239
 240 &i2c2 {
 241         pinctrl-names = "default";
 242         pinctrl-0 = <&i2c2_pins>;
 243
 244         status = "okay";
 245         clock-frequency = <100000>;
 246
 247         cape_eeprom0: cape_eeprom0@54 {
 248                 compatible = "at,24c256";
 249                 reg = <0x54>;
 250                 #address-cells = <1>;
 251                 #size-cells = <1>;
 252                 cape0_data: cape_data@0 {
 253                         reg = <0 0x100>;
 254                 };
 255         };
 256
 257         cape_eeprom1: cape_eeprom1@55 {
 258                 compatible = "at,24c256";
 259                 reg = <0x55>;
 260                 #address-cells = <1>;
 261                 #size-cells = <1>;
 262                 cape1_data: cape_data@0 {
 263                         reg = <0 0x100>;
 264                 };
 265         };
 266
 267         cape_eeprom2: cape_eeprom2@56 {
 268                 compatible = "at,24c256";
 269                 reg = <0x56>;
 270                 #address-cells = <1>;
 271                 #size-cells = <1>;
 272                 cape2_data: cape_data@0 {
 273                         reg = <0 0x100>;
 274                 };
 275         };
 276
 277         cape_eeprom3: cape_eeprom3@57 {
 278                 compatible = "at,24c256";
 279                 reg = <0x57>;
 280                 #address-cells = <1>;
 281                 #size-cells = <1>;
 282                 cape3_data: cape_data@0 {
 283                         reg = <0 0x100>;
 284                 };
 285         };
 286 };
 287
 288 &tps {
 289         compatible = "ti,tps65217";
 290         /*
 291          * Configure pmic to enter OFF-state instead of SLEEP-state ("RTC-only
 292          * mode") at poweroff.  Most BeagleBone versions do not support RTC-only
 293          * mode and risk hardware damage if this mode is entered.
 294          *
 295          * For details, see linux-omap mailing list May 2015 thread
 296          *      [PATCH] ARM: dts: am335x-bone* enable pmic-shutdown-controller
 297          * In particular, messages:
 298          *      http://www.spinics.net/lists/linux-omap/msg118585.html
 299          *      http://www.spinics.net/lists/linux-omap/msg118615.html
 300          *
 301          * You can override this later with
 302          *      &tps {  /delete-property/ ti,pmic-shutdown-controller;  }
 303          * if you want to use RTC-only mode and made sure you are not affected
 304          * by the hardware problems. (Tip: double-check by performing a current
 305          * measurement after shutdown: it should be less than 1 mA.)
 306          */
 307         ti,pmic-shutdown-controller;
 308
 309         regulators {
 310                 #address-cells = <1>;
 311                 #size-cells = <0>;
 312
 313                 dcdc1_reg: regulator@0 {
 314                         reg = <0>;
 315                         regulator-name = "vdds_dpr";
 316                         regulator-always-on;
 317                 };
 318
 319                 dcdc2_reg: regulator@1 {
 320                         reg = <1>;
 321                         /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
 322                         regulator-name = "vdd_mpu";
 323                         regulator-min-microvolt = <925000>;
 324                         regulator-max-microvolt = <1325000>;
 325                         regulator-boot-on;
 326                         regulator-always-on;
 327                 };
 328
 329                 dcdc3_reg: regulator@2 {
 330                         reg = <2>;
 331                         /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
 332                         regulator-name = "vdd_core";
 333                         regulator-min-microvolt = <925000>;
 334                         regulator-max-microvolt = <1150000>;
 335                         regulator-boot-on;
 336                         regulator-always-on;
 337                 };
 338
 339                 ldo1_reg: regulator@3 {
 340                         reg = <3>;
 341                         regulator-name = "vio,vrtc,vdds";
 342                         regulator-always-on;
 343                 };
 344
 345                 ldo2_reg: regulator@4 {
 346                         reg = <4>;
 347                         regulator-name = "vdd_3v3aux";
 348                         regulator-always-on;
 349                 };
 350
 351                 ldo3_reg: regulator@5 {
 352                         reg = <5>;
 353                         regulator-name = "vdd_1v8";
 354                         regulator-always-on;
 355                 };
 356
 357                 ldo4_reg: regulator@6 {
 358                         reg = <6>;
 359                         regulator-name = "vdd_3v3a";
 360                         regulator-always-on;
 361                 };
 362         };
 363 };
 364
 365 &cpsw_emac0 {
 366         phy_id = <&davinci_mdio>, <0>;
 367         phy-mode = "mii";
 368 };
 369
 370 &cpsw_emac1 {
 371         phy_id = <&davinci_mdio>, <1>;
 372         phy-mode = "mii";
 373 };
 374
 375 &mac {
 376         pinctrl-names = "default", "sleep";
 377         pinctrl-0 = <&cpsw_default>;
 378         pinctrl-1 = <&cpsw_sleep>;
 379         status = "okay";
 380 };
 381
 382 &davinci_mdio {
 383         pinctrl-names = "default", "sleep";
 384         pinctrl-0 = <&davinci_mdio_default>;
 385         pinctrl-1 = <&davinci_mdio_sleep>;
 386         status = "okay";
 387 };
 388
 389 &mmc1 {
 390         status = "okay";
 391         bus-width = <0x4>;
 392         pinctrl-names = "default";
 393         pinctrl-0 = <&mmc1_pins>;
 394         cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
 395 };
 396
 397 &aes {
 398         status = "okay";
 399 };
 400
 401 &sham {
 402         status = "okay";
 403 };