arch/arm/boot/dts/imx28-duckbill.dts

   1 /*
   2  * Copyright (C) 2013 Michael Heimpold <mhei@heimpold.de>
   3  *
   4  * The code contained herein is licensed under the GNU General Public
   5  * License. You may obtain a copy of the GNU General Public License
   6  * Version 2 or later at the following locations:
   7  *
   8  * http://www.opensource.org/licenses/gpl-license.html
   9  * http://www.gnu.org/copyleft/gpl.html
  10  */
  11
  12 /dts-v1/;
  13 #include "imx28.dtsi"
  14
  15 / {
  16         model = "I2SE Duckbill";
  17         compatible = "i2se,duckbill", "fsl,imx28";
  18
  19         memory {
  20                 reg = <0x40000000 0x08000000>;
  21         };
  22
  23         apb@80000000 {
  24                 apbh@80000000 {
  25                         ssp0: ssp@80010000 {
  26                                 compatible = "fsl,imx28-mmc";
  27                                 pinctrl-names = "default";
  28                                 pinctrl-0 = <&mmc0_4bit_pins_a
  29                                         &mmc0_cd_cfg &mmc0_sck_cfg>;
  30                                 bus-width = <4>;
  31                                 vmmc-supply = <&reg_3p3v>;
  32                                 status = "okay";
  33                         };
  34
  35                         pinctrl@80018000 {
  36                                 pinctrl-names = "default";
  37                                 pinctrl-0 = <&hog_pins_a>;
  38
  39                                 hog_pins_a: hog@0 {
  40                                         reg = <0>;
  41                                         fsl,pinmux-ids = <
  42                                                 MX28_PAD_SSP0_DATA7__GPIO_2_7 /* PHY Reset */
  43                                         >;
  44                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  45                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  46                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  47                                 };
  48
  49                                 led_pins_a: led_gpio@0 {
  50                                         reg = <0>;
  51                                         fsl,pinmux-ids = <
  52                                                 MX28_PAD_AUART1_RX__GPIO_3_4
  53                                                 MX28_PAD_AUART1_TX__GPIO_3_5
  54                                         >;
  55                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  56                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  57                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  58                                 };
  59                         };
  60                 };
  61
  62                 apbx@80040000 {
  63                         duart: serial@80074000 {
  64                                 pinctrl-names = "default";
  65                                 pinctrl-0 = <&duart_pins_a>;
  66                                 status = "okay";
  67                         };
  68
  69                         usbphy0: usbphy@8007c000 {
  70                                 status = "okay";
  71                         };
  72                 };
  73         };
  74
  75         ahb@80080000 {
  76                 usb0: usb@80080000 {
  77                         status = "okay";
  78                 };
  79
  80                 mac0: ethernet@800f0000 {
  81                         phy-mode = "rmii";
  82                         pinctrl-names = "default";
  83                         pinctrl-0 = <&mac0_pins_a>;
  84                         phy-supply = <&reg_3p3v>;
  85                         phy-reset-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>;
  86                         phy-reset-duration = <100>;
  87                         status = "okay";
  88                 };
  89         };
  90
  91         regulators {
  92                 compatible = "simple-bus";
  93                 #address-cells = <1>;
  94                 #size-cells = <0>;
  95
  96                 reg_3p3v: regulator@0 {
  97                         compatible = "regulator-fixed";
  98                         reg = <0>;
  99                         regulator-name = "3P3V";
 100                         regulator-min-microvolt = <3300000>;
 101                         regulator-max-microvolt = <3300000>;
 102                         regulator-always-on;
 103                 };
 104         };
 105
 106         leds {
 107                 compatible = "gpio-leds";
 108                 pinctrl-names = "default";
 109                 pinctrl-0 = <&led_pins_a>;
 110
 111                 status {
 112                         label = "duckbill:green:status";
 113                         gpios = <&gpio3 5 GPIO_ACTIVE_HIGH>;
 114                 };
 115
 116                 failure {
 117                         label = "duckbill:red:status";
 118                         gpios = <&gpio3 4 GPIO_ACTIVE_HIGH>;
 119                 };
 120         };
 121 };