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 = <&clkout2_pin>;
  30
  31                 user_leds_s0: user_leds_s0 {
  32                         pinctrl-single,pins = <
  33                                 0x54 (PIN_OUTPUT_PULLDOWN | MUX_MODE7)  /* gpmc_a5.gpio1_21 */
  34                                 0x58 (PIN_OUTPUT_PULLUP | MUX_MODE7)    /* gpmc_a6.gpio1_22 */
  35                                 0x5c (PIN_OUTPUT_PULLDOWN | MUX_MODE7)  /* gpmc_a7.gpio1_23 */
  36                                 0x60 (PIN_OUTPUT_PULLUP | MUX_MODE7)    /* gpmc_a8.gpio1_24 */
  37                         >;
  38                 };
  39
  40                 i2c0_pins: pinmux_i2c0_pins {
  41                         pinctrl-single,pins = <
  42                                 0x188 (PIN_INPUT_PULLUP | MUX_MODE0)    /* i2c0_sda.i2c0_sda */
  43                                 0x18c (PIN_INPUT_PULLUP | MUX_MODE0)    /* i2c0_scl.i2c0_scl */
  44                         >;
  45                 };
  46
  47                 uart0_pins: pinmux_uart0_pins {
  48                         pinctrl-single,pins = <
  49                                 0x170 (PIN_INPUT_PULLUP | MUX_MODE0)    /* uart0_rxd.uart0_rxd */
  50                                 0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */
  51                         >;
  52                 };
  53
  54                 clkout2_pin: pinmux_clkout2_pin {
  55                         pinctrl-single,pins = <
  56                                 0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3) /* xdma_event_intr1.clkout2 */
  57                         >;
  58                 };
  59
  60                 cpsw_default: cpsw_default {
  61                         pinctrl-single,pins = <
  62                                 /* Slave 1 */
  63                                 0x110 (PIN_INPUT_PULLUP | MUX_MODE0)    /* mii1_rxerr.mii1_rxerr */
  64                                 0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txen.mii1_txen */
  65                                 0x118 (PIN_INPUT_PULLUP | MUX_MODE0)    /* mii1_rxdv.mii1_rxdv */
  66                                 0x11c (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd3.mii1_txd3 */
  67                                 0x120 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd2.mii1_txd2 */
  68                                 0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd1.mii1_txd1 */
  69                                 0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd0.mii1_txd0 */
  70                                 0x12c (PIN_INPUT_PULLUP | MUX_MODE0)    /* mii1_txclk.mii1_txclk */
  71                                 0x130 (PIN_INPUT_PULLUP | MUX_MODE0)    /* mii1_rxclk.mii1_rxclk */
  72                                 0x134 (PIN_INPUT_PULLUP | MUX_MODE0)    /* mii1_rxd3.mii1_rxd3 */
  73                                 0x138 (PIN_INPUT_PULLUP | MUX_MODE0)    /* mii1_rxd2.mii1_rxd2 */
  74                                 0x13c (PIN_INPUT_PULLUP | MUX_MODE0)    /* mii1_rxd1.mii1_rxd1 */
  75                                 0x140 (PIN_INPUT_PULLUP | MUX_MODE0)    /* mii1_rxd0.mii1_rxd0 */
  76                         >;
  77                 };
  78
  79                 cpsw_sleep: cpsw_sleep {
  80                         pinctrl-single,pins = <
  81                                 /* Slave 1 reset value */
  82                                 0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7)
  83                                 0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7)
  84                                 0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7)
  85                                 0x11c (PIN_INPUT_PULLDOWN | MUX_MODE7)
  86                                 0x120 (PIN_INPUT_PULLDOWN | MUX_MODE7)
  87                                 0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7)
  88                                 0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7)
  89                                 0x12c (PIN_INPUT_PULLDOWN | MUX_MODE7)
  90                                 0x130 (PIN_INPUT_PULLDOWN | MUX_MODE7)
  91                                 0x134 (PIN_INPUT_PULLDOWN | MUX_MODE7)
  92                                 0x138 (PIN_INPUT_PULLDOWN | MUX_MODE7)
  93                                 0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7)
  94                                 0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7)
  95                         >;
  96                 };
  97
  98                 davinci_mdio_default: davinci_mdio_default {
  99                         pinctrl-single,pins = <
 100                                 /* MDIO */
 101                                 0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)    /* mdio_data.mdio_data */
 102                                 0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0)                   /* mdio_clk.mdio_clk */
 103                         >;
 104                 };
 105
 106                 davinci_mdio_sleep: davinci_mdio_sleep {
 107                         pinctrl-single,pins = <
 108                                 /* MDIO reset value */
 109                                 0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7)
 110                                 0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
 111                         >;
 112                 };
 113         };
 114
 115         ocp {
 116                 uart0: serial@44e09000 {
 117                         pinctrl-names = "default";
 118                         pinctrl-0 = <&uart0_pins>;
 119
 120                         status = "okay";
 121                 };
 122
 123                 i2c0: i2c@44e0b000 {
 124                         pinctrl-names = "default";
 125                         pinctrl-0 = <&i2c0_pins>;
 126
 127                         status = "okay";
 128                         clock-frequency = <400000>;
 129
 130                         tps: tps@24 {
 131                                 reg = <0x24>;
 132                         };
 133
 134                 };
 135         };
 136
 137         leds {
 138                 pinctrl-names = "default";
 139                 pinctrl-0 = <&user_leds_s0>;
 140
 141                 compatible = "gpio-leds";
 142
 143                 led@2 {
 144                         label = "beaglebone:green:heartbeat";
 145                         gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
 146                         linux,default-trigger = "heartbeat";
 147                         default-state = "off";
 148                 };
 149
 150                 led@3 {
 151                         label = "beaglebone:green:mmc0";
 152                         gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
 153                         linux,default-trigger = "mmc0";
 154                         default-state = "off";
 155                 };
 156
 157                 led@4 {
 158                         label = "beaglebone:green:usr2";
 159                         gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
 160                         default-state = "off";
 161                 };
 162
 163                 led@5 {
 164                         label = "beaglebone:green:usr3";
 165                         gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
 166                         default-state = "off";
 167                 };
 168         };
 169 };
 170
 171 /include/ "tps65217.dtsi"
 172
 173 &tps {
 174         regulators {
 175                 dcdc1_reg: regulator@0 {
 176                         regulator-always-on;
 177                 };
 178
 179                 dcdc2_reg: regulator@1 {
 180                         /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
 181                         regulator-name = "vdd_mpu";
 182                         regulator-min-microvolt = <925000>;
 183                         regulator-max-microvolt = <1325000>;
 184                         regulator-boot-on;
 185                         regulator-always-on;
 186                 };
 187
 188                 dcdc3_reg: regulator@2 {
 189                         /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
 190                         regulator-name = "vdd_core";
 191                         regulator-min-microvolt = <925000>;
 192                         regulator-max-microvolt = <1150000>;
 193                         regulator-boot-on;
 194                         regulator-always-on;
 195                 };
 196
 197                 ldo1_reg: regulator@3 {
 198                         regulator-always-on;
 199                 };
 200
 201                 ldo2_reg: regulator@4 {
 202                         regulator-always-on;
 203                 };
 204
 205                 ldo3_reg: regulator@5 {
 206                         regulator-always-on;
 207                 };
 208
 209                 ldo4_reg: regulator@6 {
 210                         regulator-always-on;
 211                 };
 212         };
 213 };
 214
 215 &cpsw_emac0 {
 216         phy_id = <&davinci_mdio>, <0>;
 217 };
 218
 219 &cpsw_emac1 {
 220         phy_id = <&davinci_mdio>, <1>;
 221 };
 222
 223 &mac {
 224         pinctrl-names = "default", "sleep";
 225         pinctrl-0 = <&cpsw_default>;
 226         pinctrl-1 = <&cpsw_sleep>;
 227
 228 };
 229
 230 &davinci_mdio {
 231         pinctrl-names = "default", "sleep";
 232         pinctrl-0 = <&davinci_mdio_default>;
 233         pinctrl-1 = <&davinci_mdio_sleep>;
 234 };