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

   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 /dts-v1/;
   9
  10 /include/ "am33xx.dtsi"
  11
  12 / {
  13         model = "TI AM335x BeagleBone";
  14         compatible = "ti,am335x-bone", "ti,am33xx";
  15
  16         cpus {
  17                 cpu@0 {
  18                         cpu0-supply = <&dcdc2_reg>;
  19                 };
  20         };
  21
  22         memory {
  23                 device_type = "memory";
  24                 reg = <0x80000000 0x10000000>; /* 256 MB */
  25         };
  26
  27         am33xx_pinmux: pinmux@44e10800 {
  28                 pinctrl-names = "default";
  29                 pinctrl-0 = <&user_leds_s0>;
  30
  31                 user_leds_s0: user_leds_s0 {
  32                         pinctrl-single,pins = <
  33                                 0x54 0x7        /* gpmc_a5.gpio1_21, OUTPUT | MODE7 */
  34                                 0x58 0x17       /* gpmc_a6.gpio1_22, OUTPUT_PULLUP | MODE7 */
  35                                 0x5c 0x7        /* gpmc_a7.gpio1_23, OUTPUT | MODE7 */
  36                                 0x60 0x17       /* gpmc_a8.gpio1_24, OUTPUT_PULLUP | MODE7 */
  37                         >;
  38                 };
  39         };
  40
  41         ocp {
  42                 uart1: serial@44e09000 {
  43                         status = "okay";
  44                 };
  45
  46                 i2c0: i2c@44e0b000 {
  47                         status = "okay";
  48                         clock-frequency = <400000>;
  49
  50                         tps: tps@24 {
  51                                 reg = <0x24>;
  52                         };
  53
  54                 };
  55         };
  56
  57         leds {
  58                 compatible = "gpio-leds";
  59
  60                 led@2 {
  61                         label = "beaglebone:green:heartbeat";
  62                         gpios = <&gpio1 21 0>;
  63                         linux,default-trigger = "heartbeat";
  64                         default-state = "off";
  65                 };
  66
  67                 led@3 {
  68                         label = "beaglebone:green:mmc0";
  69                         gpios = <&gpio1 22 0>;
  70                         linux,default-trigger = "mmc0";
  71                         default-state = "off";
  72                 };
  73
  74                 led@4 {
  75                         label = "beaglebone:green:usr2";
  76                         gpios = <&gpio1 23 0>;
  77                         default-state = "off";
  78                 };
  79
  80                 led@5 {
  81                         label = "beaglebone:green:usr3";
  82                         gpios = <&gpio1 24 0>;
  83                         default-state = "off";
  84                 };
  85         };
  86 };
  87
  88 /include/ "tps65217.dtsi"
  89
  90 &tps {
  91         regulators {
  92                 dcdc1_reg: regulator@0 {
  93                         regulator-always-on;
  94                 };
  95
  96                 dcdc2_reg: regulator@1 {
  97                         /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
  98                         regulator-name = "vdd_mpu";
  99                         regulator-min-microvolt = <925000>;
 100                         regulator-max-microvolt = <1325000>;
 101                         regulator-boot-on;
 102                         regulator-always-on;
 103                 };
 104
 105                 dcdc3_reg: regulator@2 {
 106                         /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
 107                         regulator-name = "vdd_core";
 108                         regulator-min-microvolt = <925000>;
 109                         regulator-max-microvolt = <1150000>;
 110                         regulator-boot-on;
 111                         regulator-always-on;
 112                 };
 113
 114                 ldo1_reg: regulator@3 {
 115                         regulator-always-on;
 116                 };
 117
 118                 ldo2_reg: regulator@4 {
 119                         regulator-always-on;
 120                 };
 121
 122                 ldo3_reg: regulator@5 {
 123                         regulator-always-on;
 124                 };
 125
 126                 ldo4_reg: regulator@6 {
 127                         regulator-always-on;
 128                 };
 129         };
 130 };
 131
 132 &cpsw_emac0 {
 133         phy_id = <&davinci_mdio>, <0>;
 134         phy-mode = "mii";
 135 };
 136
 137 &cpsw_emac1 {
 138         phy_id = <&davinci_mdio>, <1>;
 139         phy-mode = "mii";
 140 };