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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
* Copyright 2021
* Lukasz Majewski, DENX Software Engineering, lukma@denx.de
*/
/dts-v1/;
#include "imx28.dtsi"
/ {
aliases {
spi2 = &ssp3;
};
chosen {
bootargs = "root=/dev/mmcblk0p2 rootfstype=ext4 ro rootwait console=ttyAMA0,115200 panic=1";
};
memory@40000000 {
reg = <0x40000000 0x08000000>;
device_type = "memory";
};
reg_3v3: regulator-reg-3v3 {
compatible = "regulator-fixed";
regulator-name = "3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
reg_usb_5v: regulator-reg-usb-5v {
compatible = "regulator-fixed";
regulator-name = "usb_vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
reg_fec_3v3: regulator-reg-fec-3v3 {
compatible = "regulator-fixed";
regulator-name = "fec-phy";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
};
&duart {
pinctrl-names = "default";
pinctrl-0 = <&duart_pins_a>;
status = "okay";
};
&i2c0 {
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins_a>;
status = "okay";
};
&spi3_pins_a {
fsl,pinmux-ids = <
MX28_PAD_AUART2_RX__SSP3_D4
MX28_PAD_AUART2_TX__SSP3_D5
MX28_PAD_SSP3_SCK__SSP3_SCK
MX28_PAD_SSP3_MOSI__SSP3_CMD
MX28_PAD_SSP3_MISO__SSP3_D0
MX28_PAD_SSP3_SS0__SSP3_D3
MX28_PAD_AUART2_TX__GPIO_3_9
>;
};
&ssp0 {
compatible = "fsl,imx28-mmc";
pinctrl-names = "default";
pinctrl-0 = <&mmc0_8bit_pins_a>;
bus-width = <8>;
vmmc-supply = <®_3v3>;
non-removable;
status = "okay";
};
&ssp2 {
compatible = "fsl,imx28-spi";
pinctrl-names = "default";
pinctrl-0 = <&spi2_pins_a>;
status = "okay";
};
&ssp3 {
compatible = "fsl,imx28-spi";
pinctrl-names = "default";
pinctrl-0 = <&spi3_pins_a>;
status = "okay";
flash@0 {
compatible = "jedec,spi-nor";
spi-max-frequency = <20000000>;
reg = <0>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "u-boot";
reg = <0 0x80000>;
read-only;
};
partition@80000 {
label = "env0";
reg = <0x80000 0x10000>;
};
partition@90000 {
label = "env1";
reg = <0x90000 0x10000>;
};
partition@a0000 {
label = "rescue";
reg = <0xa0000 0xf40000>;
};
partition@fe0000 {
/* 1st sector for SPL boot img source data */
label = "spl-boot-data1";
reg = <0xfe0000 0x10000>;
};
partition@ff0000 {
/* 2nd sector for SPL boot img source data */
label = "spl-boot-data2";
reg = <0xff0000 0x10000>;
};
};
};
};
&usb0 {
vbus-supply = <®_usb_5v>;
pinctrl-names = "default";
pinctrl-0 = <&usb0_pins_b>, <&usb0_id_pins_a>;
dr_mode = "host";
status = "okay";
};
&usbphy0 {
status = "okay";
};
&usb1 {
vbus-supply = <®_usb_5v>;
pinctrl-names = "default";
pinctrl-0 = <&usb1_pins_b>;
dr_mode = "host";
status = "okay";
};
&usbphy1 {
status = "okay";
};
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