arch/arm/boot/dts/imx28-duckbill-2.dts

   1 /*
   2  * Copyright (C) 2015-2017 I2SE GmbH <info@i2se.com>
   3  * Copyright (C) 2016 Michael Heimpold <mhei@heimpold.de>
   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/interrupt-controller/irq.h>
  15 #include <dt-bindings/gpio/gpio.h>
  16 #include "imx28.dtsi"
  17
  18 / {
  19         model = "I2SE Duckbill 2";
  20         compatible = "i2se,duckbill-2", "fsl,imx28";
  21
  22         memory@40000000 {
  23                 device_type = "memory";
  24                 reg = <0x40000000 0x08000000>;
  25         };
  26
  27         apb@80000000 {
  28                 apbh@80000000 {
  29                         ssp0: spi@80010000 {
  30                                 compatible = "fsl,imx28-mmc";
  31                                 pinctrl-names = "default";
  32                                 pinctrl-0 = <&mmc0_8bit_pins_a
  33                                         &mmc0_cd_cfg &mmc0_sck_cfg>;
  34                                 bus-width = <8>;
  35                                 vmmc-supply = <&reg_3p3v>;
  36                                 status = "okay";
  37                                 non-removable;
  38                         };
  39
  40                         ssp2: spi@80014000 {
  41                                 compatible = "fsl,imx28-mmc";
  42                                 pinctrl-names = "default";
  43                                 pinctrl-0 = <&mmc2_4bit_pins_b
  44                                         &mmc2_cd_cfg &mmc2_sck_cfg_b>;
  45                                 bus-width = <4>;
  46                                 vmmc-supply = <&reg_3p3v>;
  47                                 status = "okay";
  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_LCD_D17__GPIO_1_17    /* Revision detection */
  58                                         >;
  59                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  60                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  61                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  62                                 };
  63
  64                                 mac0_phy_reset_pin: mac0-phy-reset@0 {
  65                                         reg = <0>;
  66                                         fsl,pinmux-ids = <
  67                                                 MX28_PAD_GPMI_ALE__GPIO_0_26    /* PHY Reset */
  68                                         >;
  69                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  70                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  71                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  72                                 };
  73
  74                                 mac0_phy_int_pin: mac0-phy-int@0 {
  75                                         reg = <0>;
  76                                         fsl,pinmux-ids = <
  77                                                 MX28_PAD_GPMI_D07__GPIO_0_7    /* PHY Interrupt */
  78                                         >;
  79                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  80                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  81                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  82                                 };
  83
  84                                 led_pins: leds@0 {
  85                                         reg = <0>;
  86                                         fsl,pinmux-ids = <
  87                                                 MX28_PAD_SAIF0_MCLK__GPIO_3_20
  88                                                 MX28_PAD_SAIF0_LRCLK__GPIO_3_21
  89                                         >;
  90                                         fsl,drive-strength = <MXS_DRIVE_4mA>;
  91                                         fsl,voltage = <MXS_VOLTAGE_HIGH>;
  92                                         fsl,pull-up = <MXS_PULL_DISABLE>;
  93                                 };
  94                         };
  95                 };
  96
  97                 apbx@80040000 {
  98                         lradc@80050000 {
  99                                 status = "okay";
 100                         };
 101
 102                         i2c0: i2c@80058000 {
 103                                 pinctrl-names = "default";
 104                                 pinctrl-0 = <&i2c0_pins_a>;
 105                                 status = "okay";
 106                         };
 107
 108                         auart0: serial@8006a000 {
 109                                 pinctrl-names = "default";
 110                                 pinctrl-0 = <&auart0_2pins_a>;
 111                                 status = "okay";
 112                         };
 113
 114                         duart: serial@80074000 {
 115                                 pinctrl-names = "default";
 116                                 pinctrl-0 = <&duart_pins_a>;
 117                                 status = "okay";
 118                         };
 119
 120                         usbphy0: usbphy@8007c000 {
 121                                 status = "okay";
 122                         };
 123                 };
 124         };
 125
 126         ahb@80080000 {
 127                 usb0: usb@80080000 {
 128                         status = "okay";
 129                         dr_mode = "peripheral";
 130                 };
 131
 132                 mac0: ethernet@800f0000 {
 133                         phy-mode = "rmii";
 134                         pinctrl-names = "default";
 135                         pinctrl-0 = <&mac0_pins_a>, <&mac0_phy_reset_pin>;
 136                         phy-supply = <&reg_3p3v>;
 137                         phy-reset-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;
 138                         phy-reset-duration = <25>;
 139                         phy-handle = <&ethphy>;
 140                         status = "okay";
 141
 142                         mdio {
 143                                 #address-cells = <1>;
 144                                 #size-cells = <0>;
 145
 146                                 ethphy: ethernet-phy@0 {
 147                                         compatible = "ethernet-phy-ieee802.3-c22";
 148                                         reg = <0>;
 149                                         pinctrl-names = "default";
 150                                         pinctrl-0 = <&mac0_phy_int_pin>;
 151                                         interrupt-parent = <&gpio0>;
 152                                         interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
 153                                         max-speed = <100>;
 154                                 };
 155                         };
 156                 };
 157         };
 158
 159         reg_3p3v: regulator-3p3v {
 160                 compatible = "regulator-fixed";
 161                 regulator-name = "3P3V";
 162                 regulator-min-microvolt = <3300000>;
 163                 regulator-max-microvolt = <3300000>;
 164                 regulator-always-on;
 165         };
 166
 167         leds {
 168                 compatible = "gpio-leds";
 169                 pinctrl-names = "default";
 170                 pinctrl-0 = <&led_pins>;
 171
 172                 status-red {
 173                         label = "duckbill:red:status";
 174                         gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
 175                         linux,default-trigger = "default-on";
 176                 };
 177
 178                 status-green {
 179                         label = "duckbill:green:status";
 180                         gpios = <&gpio3 20 GPIO_ACTIVE_HIGH>;
 181                         linux,default-trigger = "heartbeat";
 182                 };
 183         };
 184 };