1// SPDX-License-Identifier: GPL-2.0-or-later
  2/*
  3 * Copyright (C) 2013-2014,2016 Michael Heimpold <mhei@heimpold.de>
  4 * Copyright (C) 2015-2017 I2SE GmbH <info@i2se.com>
  5 */
  6
  7/dts-v1/;
  8#include <dt-bindings/gpio/gpio.h>
  9#include "imx28.dtsi"
 10
 11/ {
 12	model = "I2SE Duckbill";
 13	compatible = "i2se,duckbill", "fsl,imx28";
 14
 15	memory@40000000 {
 16		device_type = "memory";
 17		reg = <0x40000000 0x08000000>;
 18	};
 19
 20	reg_3p3v: regulator-3p3v {
 21		compatible = "regulator-fixed";
 22		regulator-name = "3P3V";
 23		regulator-min-microvolt = <3300000>;
 24		regulator-max-microvolt = <3300000>;
 25		regulator-always-on;
 26	};
 27
 28	leds {
 29		compatible = "gpio-leds";
 30		pinctrl-names = "default";
 31		pinctrl-0 = <&led_pins>;
 32
 33		status-red {
 34			label = "duckbill:red:status";
 35			gpios = <&gpio3 4 GPIO_ACTIVE_HIGH>;
 36			linux,default-trigger = "default-on";
 37		};
 38
 39		status-green {
 40			label = "duckbill:green:status";
 41			gpios = <&gpio3 5 GPIO_ACTIVE_HIGH>;
 42			linux,default-trigger = "heartbeat";
 43		};
 44	};
 45};
 46
 47&auart0 {
 48	pinctrl-names = "default";
 49	pinctrl-0 = <&auart0_2pins_a>;
 50	status = "okay";
 51};
 52
 53&duart {
 54	pinctrl-names = "default";
 55	pinctrl-0 = <&duart_pins_a>;
 56	status = "okay";
 57};
 58
 59&lradc {
 60	status = "okay";
 61};
 62
 63&i2c0 {
 64	pinctrl-names = "default";
 65	pinctrl-0 = <&i2c0_pins_a>;
 66	status = "okay";
 67};
 68
 69&mac0 {
 70	phy-mode = "rmii";
 71	pinctrl-names = "default";
 72	pinctrl-0 = <&mac0_pins_a>, <&mac0_phy_reset_pin>;
 73	phy-supply = <&reg_3p3v>;
 74	phy-reset-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>;
 75	phy-reset-duration = <25>;
 76	status = "okay";
 77};
 78
 79&pinctrl {
 80	pinctrl-names = "default";
 81	pinctrl-0 = <&hog_pins_a>;
 82
 83	hog_pins_a: hog@0 {
 84		reg = <0>;
 85		fsl,pinmux-ids = <
 86			MX28_PAD_LCD_D17__GPIO_1_17    /* Revision detection */
 87		>;
 88		fsl,drive-strength = <MXS_DRIVE_4mA>;
 89		fsl,voltage = <MXS_VOLTAGE_HIGH>;
 90		fsl,pull-up = <MXS_PULL_DISABLE>;
 91	};
 92
 93	mac0_phy_reset_pin: mac0-phy-reset@0 {
 94		reg = <0>;
 95		fsl,pinmux-ids = <
 96			MX28_PAD_SSP0_DATA7__GPIO_2_7    /* PHY Reset */
 97		>;
 98		fsl,drive-strength = <MXS_DRIVE_4mA>;
 99		fsl,voltage = <MXS_VOLTAGE_HIGH>;
100		fsl,pull-up = <MXS_PULL_DISABLE>;
101	};
102
103	led_pins: leds@0 {
104		reg = <0>;
105		fsl,pinmux-ids = <
106			MX28_PAD_AUART1_RX__GPIO_3_4
107			MX28_PAD_AUART1_TX__GPIO_3_5
108		>;
109		fsl,drive-strength = <MXS_DRIVE_4mA>;
110		fsl,voltage = <MXS_VOLTAGE_HIGH>;
111		fsl,pull-up = <MXS_PULL_DISABLE>;
112	};
113};
114
115&ssp0 {
116	compatible = "fsl,imx28-mmc";
117	pinctrl-names = "default";
118	pinctrl-0 = <&mmc0_4bit_pins_a
119		&mmc0_cd_cfg &mmc0_sck_cfg>;
120	bus-width = <4>;
121	vmmc-supply = <&reg_3p3v>;
122	status = "okay";
123};
124
125&ssp2 {
126	compatible = "fsl,imx28-spi";
127	pinctrl-names = "default";
128	pinctrl-0 = <&spi2_pins_a>;
129	status = "okay";
130};
131
132&usb0 {
133	dr_mode = "peripheral";
134	status = "okay";
135};
136
137&usbphy0 {
138	status = "okay";
139};