// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (C) 2013-2014,2016 Michael Heimpold <mhei@heimpold.de>
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* Copyright (C) 2015-2017 I2SE GmbH <info@i2se.com>
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*/
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/dts-v1/;
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#include <dt-bindings/gpio/gpio.h>
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#include "imx28.dtsi"
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/ {
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model = "I2SE Duckbill";
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compatible = "i2se,duckbill", "fsl,imx28";
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memory@40000000 {
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device_type = "memory";
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reg = <0x40000000 0x08000000>;
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};
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apb@80000000 {
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apbh@80000000 {
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ssp0: spi@80010000 {
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compatible = "fsl,imx28-mmc";
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pinctrl-names = "default";
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pinctrl-0 = <&mmc0_4bit_pins_a
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&mmc0_cd_cfg &mmc0_sck_cfg>;
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bus-width = <4>;
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vmmc-supply = <®_3p3v>;
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status = "okay";
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};
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ssp2: spi@80014000 {
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compatible = "fsl,imx28-spi";
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pinctrl-names = "default";
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pinctrl-0 = <&spi2_pins_a>;
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status = "okay";
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};
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pinctrl@80018000 {
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pinctrl-names = "default";
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pinctrl-0 = <&hog_pins_a>;
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hog_pins_a: hog@0 {
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reg = <0>;
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fsl,pinmux-ids = <
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MX28_PAD_LCD_D17__GPIO_1_17 /* Revision detection */
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>;
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fsl,drive-strength = <MXS_DRIVE_4mA>;
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fsl,voltage = <MXS_VOLTAGE_HIGH>;
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fsl,pull-up = <MXS_PULL_DISABLE>;
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};
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mac0_phy_reset_pin: mac0-phy-reset@0 {
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reg = <0>;
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fsl,pinmux-ids = <
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MX28_PAD_SSP0_DATA7__GPIO_2_7 /* PHY Reset */
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>;
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fsl,drive-strength = <MXS_DRIVE_4mA>;
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fsl,voltage = <MXS_VOLTAGE_HIGH>;
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fsl,pull-up = <MXS_PULL_DISABLE>;
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};
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led_pins: leds@0 {
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reg = <0>;
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fsl,pinmux-ids = <
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MX28_PAD_AUART1_RX__GPIO_3_4
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MX28_PAD_AUART1_TX__GPIO_3_5
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>;
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fsl,drive-strength = <MXS_DRIVE_4mA>;
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fsl,voltage = <MXS_VOLTAGE_HIGH>;
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fsl,pull-up = <MXS_PULL_DISABLE>;
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};
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};
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};
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apbx@80040000 {
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lradc@80050000 {
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status = "okay";
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};
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i2c0: i2c@80058000 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins_a>;
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status = "okay";
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};
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auart0: serial@8006a000 {
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pinctrl-names = "default";
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pinctrl-0 = <&auart0_2pins_a>;
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status = "okay";
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};
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duart: serial@80074000 {
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pinctrl-names = "default";
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pinctrl-0 = <&duart_pins_a>;
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status = "okay";
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};
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usbphy0: usbphy@8007c000 {
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status = "okay";
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};
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};
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};
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ahb@80080000 {
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usb0: usb@80080000 {
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status = "okay";
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dr_mode = "peripheral";
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};
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mac0: ethernet@800f0000 {
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phy-mode = "rmii";
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pinctrl-names = "default";
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pinctrl-0 = <&mac0_pins_a>, <&mac0_phy_reset_pin>;
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phy-supply = <®_3p3v>;
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phy-reset-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>;
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phy-reset-duration = <25>;
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status = "okay";
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};
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};
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reg_3p3v: regulator-3p3v {
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compatible = "regulator-fixed";
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regulator-name = "3P3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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leds {
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compatible = "gpio-leds";
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pinctrl-names = "default";
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pinctrl-0 = <&led_pins>;
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status-red {
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label = "duckbill:red:status";
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gpios = <&gpio3 4 GPIO_ACTIVE_HIGH>;
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linux,default-trigger = "default-on";
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};
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status-green {
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label = "duckbill:green:status";
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gpios = <&gpio3 5 GPIO_ACTIVE_HIGH>;
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linux,default-trigger = "heartbeat";
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};
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};
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};
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