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

   1 /*
   2  * Copyright (C) 2013-2014,2016 Michael Heimpold <mhei@heimpold.de>
   3  * Copyright (C) 2015-2017 I2SE GmbH <info@i2se.com>
   4  *
   5  * The code contained herein is licensed under the GNU General Public
   6  * License. You may obtain a copy of the GNU General Public License
   7  * Version 2 or later at the following locations:
   8  *
   9  * http://www.opensource.org/licenses/gpl-license.html
  10  * http://www.gnu.org/copyleft/gpl.html
  11  */
  12
  13 /dts-v1/;
  14 #include <dt-bindings/gpio/gpio.h>
  15 #include "imx28.dtsi"
  16
  17 / {
  18         model = "I2SE Duckbill";
  19         compatible = "i2se,duckbill", "fsl,imx28";
  20
  21         memory@40000000 {
  22                 device_type = "memory";
  23                 reg = <0x40000000 0x08000000>;
  24         };
  25
  26         apb@80000000 {
  27                 apbh@80000000 {
  28                         ssp0: spi@80010000 {
  29                                 compatible = "fsl,imx28-mmc";
  30                                 pinctrl-names = "default";
  31                                 pinctrl-0 = <&mmc0_4bit_pins_a
  32                                         &mmc0_cd_cfg &mmc0_sck_cfg>;
  33                                 bus-width = <4>;
  34                                 vmmc-supply = <&reg_3p3v>;
  35                                 status = "okay";
  36                         };
  37
  38                         ssp2: spi@80014000 {
  39                                 compatible = "fsl,imx28-spi";
  40                                 pinctrl-names = "default";
  41                                 pinctrl-0 = <&spi2_pins_a>;
  42                                 status = "okay";
  43                         };
  44
  45                         pinctrl@80018000 {
  46                                 pinctrl-names = "default";
  47                                 pinctrl-0 = <&hog_pins_a>;
  48
  49                                 hog_pins_a: hog@0 {
  50                                         reg = <0>;
  51                                         fsl,pinmux-ids = <
  52                                                 MX28_PAD_LCD_D17__GPIO_1_17    /* Revision detection */
  53                                         >;
  54                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  55                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  56                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  57                                 };
  58
  59                                 mac0_phy_reset_pin: mac0-phy-reset@0 {
  60                                         reg = <0>;
  61                                         fsl,pinmux-ids = <
  62                                                 MX28_PAD_SSP0_DATA7__GPIO_2_7    /* PHY Reset */
  63                                         >;
  64                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  65                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  66                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  67                                 };
  68
  69                                 led_pins: leds@0 {
  70                                         reg = <0>;
  71                                         fsl,pinmux-ids = <
  72                                                 MX28_PAD_AUART1_RX__GPIO_3_4
  73                                                 MX28_PAD_AUART1_TX__GPIO_3_5
  74                                         >;
  75                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  76                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  77                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  78                                 };
  79                         };
  80                 };
  81
  82                 apbx@80040000 {
  83                         lradc@80050000 {
  84                                 status = "okay";
  85                         };
  86
  87                         i2c0: i2c@80058000 {
  88                                 pinctrl-names = "default";
  89                                 pinctrl-0 = <&i2c0_pins_a>;
  90                                 status = "okay";
  91                         };
  92
  93                         auart0: serial@8006a000 {
  94                                 pinctrl-names = "default";
  95                                 pinctrl-0 = <&auart0_2pins_a>;
  96                                 status = "okay";
  97                         };
  98
  99                         duart: serial@80074000 {
 100                                 pinctrl-names = "default";
 101                                 pinctrl-0 = <&duart_pins_a>;
 102                                 status = "okay";
 103                         };
 104
 105                         usbphy0: usbphy@8007c000 {
 106                                 status = "okay";
 107                         };
 108                 };
 109         };
 110
 111         ahb@80080000 {
 112                 usb0: usb@80080000 {
 113                         status = "okay";
 114                         dr_mode = "peripheral";
 115                 };
 116
 117                 mac0: ethernet@800f0000 {
 118                         phy-mode = "rmii";
 119                         pinctrl-names = "default";
 120                         pinctrl-0 = <&mac0_pins_a>, <&mac0_phy_reset_pin>;
 121                         phy-supply = <&reg_3p3v>;
 122                         phy-reset-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>;
 123                         phy-reset-duration = <25>;
 124                         status = "okay";
 125                 };
 126         };
 127
 128         reg_3p3v: regulator-3p3v {
 129                 compatible = "regulator-fixed";
 130                 regulator-name = "3P3V";
 131                 regulator-min-microvolt = <3300000>;
 132                 regulator-max-microvolt = <3300000>;
 133                 regulator-always-on;
 134         };
 135
 136         leds {
 137                 compatible = "gpio-leds";
 138                 pinctrl-names = "default";
 139                 pinctrl-0 = <&led_pins>;
 140
 141                 status-red {
 142                         label = "duckbill:red:status";
 143                         gpios = <&gpio3 4 GPIO_ACTIVE_HIGH>;
 144                         linux,default-trigger = "default-on";
 145                 };
 146
 147                 status-green {
 148                         label = "duckbill:green:status";
 149                         gpios = <&gpio3 5 GPIO_ACTIVE_HIGH>;
 150                         linux,default-trigger = "heartbeat";
 151                 };
 152         };
 153 };