arch/arm/boot/dts/nxp/mxs/imx28-ts4600.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/mxs/imx28-ts4600.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/mxs/imx28-ts4600.dts
Extension
.dts
Size
1314 bytes
Lines
67
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
/*
 * Copyright (C) 2016 Savoir-Faire Linux
 * Author: Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com>
 */

/dts-v1/;
#include "imx28.dtsi"
#include "dt-bindings/gpio/gpio.h"

/ {

	model = "Technologic Systems i.MX28 TS-4600";
	compatible = "technologic,imx28-ts4600", "fsl,imx28";

	memory@40000000 {
		device_type = "memory";
		reg = <0x40000000 0x10000000>;   /* 256MB */
	};

	reg_vddio_sd0: regulator-vddio-sd0 {
		compatible = "regulator-fixed";
		regulator-name = "vddio-sd0";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
		gpio = <&gpio3 28 GPIO_ACTIVE_LOW>;
	};

};

&duart {
	pinctrl-names = "default";
	pinctrl-0 = <&duart_pins_a>;
	status = "okay";
};

&pinctrl {
	en_sd_pwr: en-sd-pwr@0 {
		reg = <0>;
		fsl,pinmux-ids = <
			MX28_PAD_PWM3__GPIO_3_28
		>;
		fsl,drive-strength = <MXS_DRIVE_4mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
	};
};

&pwm {
	pinctrl-names = "default";
	pinctrl-0 = <&pwm2_pins_a>;
	status = "okay";
};

&ssp0 {
	compatible = "fsl,imx28-mmc";
	pinctrl-names = "default";
	pinctrl-0 = <&mmc0_4bit_pins_a
		     &mmc0_sck_cfg
		     &en_sd_pwr>;
	broken-cd;
	bus-width = <4>;
	vmmc-supply = <&reg_vddio_sd0>;
	status = "okay";
};

Annotation

Implementation Notes