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