arch/arm/boot/dts/nxp/mxs/imx28-lwe.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/mxs/imx28-lwe.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/mxs/imx28-lwe.dtsi
Extension
.dtsi
Size
2947 bytes
Lines
162
Domain
Architecture Layer
Bucket
arch/arm
Inferred role
Architecture Layer: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// 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 {

Annotation

Implementation Notes