target/linux/mxs/files/arch/arm/boot/dts/imx28-duckbill.dts

   1 /*
   2  * Copyright (C) 2013-2014 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                         ssp2: ssp@80014000 {
  36                                 #address-cells = <1>;
  37                                 #size-cells = <0>;
  38                                 compatible = "fsl,imx28-spi";
  39                                 pinctrl-names = "default";
  40                                 pinctrl-0 = <&spi2_pins_a>;
  41                                 status = "okay";
  42
  43                                 spidev: spidev@0 {
  44                                         compatible = "spidev";
  45                                         reg = <0>;
  46                                         spi-max-frequency = <1000000>;
  47                                 };
  48                         };
  49
  50                         pinctrl@80018000 {
  51                                 pinctrl-names = "default";
  52                                 pinctrl-0 = <&hog_pins_a>;
  53
  54                                 hog_pins_a: hog@0 {
  55                                         reg = <0>;
  56                                         fsl,pinmux-ids = <
  57                                                 MX28_PAD_SSP0_DATA7__GPIO_2_7 /* PHY Reset */
  58                                         >;
  59                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  60                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  61                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  62                                 };
  63
  64                                 led_pins_a: led_gpio@0 {
  65                                         reg = <0>;
  66                                         fsl,pinmux-ids = <
  67                                                 MX28_PAD_AUART1_RX__GPIO_3_4
  68                                                 MX28_PAD_AUART1_TX__GPIO_3_5
  69                                         >;
  70                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  71                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  72                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  73                                 };
  74                         };
  75                 };
  76
  77                 apbx@80040000 {
  78                         i2c0: i2c@80058000 {
  79                                 pinctrl-names = "default";
  80                                 pinctrl-0 = <&i2c0_pins_a>;
  81                                 status = "okay";
  82                         };
  83
  84                         duart: serial@80074000 {
  85                                 pinctrl-names = "default";
  86                                 pinctrl-0 = <&duart_pins_a>;
  87                                 status = "okay";
  88                         };
  89
  90                         usbphy0: usbphy@8007c000 {
  91                                 status = "okay";
  92                         };
  93                 };
  94         };
  95
  96         ahb@80080000 {
  97                 usb0: usb@80080000 {
  98                         status = "okay";
  99                 };
 100
 101                 mac0: ethernet@800f0000 {
 102                         phy-mode = "rmii";
 103                         pinctrl-names = "default";
 104                         pinctrl-0 = <&mac0_pins_a>;
 105                         phy-supply = <&reg_3p3v>;
 106                         phy-reset-gpios = <&gpio2 7 1>;
 107                         phy-reset-duration = <100>;
 108                         status = "okay";
 109                 };
 110         };
 111
 112         regulators {
 113                 compatible = "simple-bus";
 114
 115                 reg_3p3v: 3p3v {
 116                         compatible = "regulator-fixed";
 117                         regulator-name = "3P3V";
 118                         regulator-min-microvolt = <3300000>;
 119                         regulator-max-microvolt = <3300000>;
 120                         regulator-always-on;
 121                 };
 122         };
 123
 124         leds {
 125                 compatible = "gpio-leds";
 126                 pinctrl-names = "default";
 127                 pinctrl-0 = <&led_pins_a>;
 128
 129                 status {
 130                         label = "duckbill:green:status";
 131                         gpios = <&gpio3 5 0>;
 132                 };
 133
 134                 failure {
 135                         label = "duckbill:red:status";
 136                         gpios = <&gpio3 4 0>;
 137                 };
 138         };
 139 };