arch/arm/boot/dts/nxp/mxs/imx23-olinuxino.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/mxs/imx23-olinuxino.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/mxs/imx23-olinuxino.dts
Extension
.dts
Size
2537 bytes
Lines
125
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 2012 Freescale Semiconductor, Inc.
 *
 * Author: Fabio Estevam <fabio.estevam@freescale.com>
 */

/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include "imx23.dtsi"

/ {
	model = "i.MX23 Olinuxino Low Cost Board";
	compatible = "olimex,imx23-olinuxino", "fsl,imx23";

	memory@40000000 {
		device_type = "memory";
		reg = <0x40000000 0x04000000>;
	};

	apb@80000000 {
		apbh-bus@80000000 {
			ssp0: spi@80010000 {
				compatible = "fsl,imx23-mmc";
				pinctrl-names = "default";
				pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_sck_cfg>;
				bus-width = <4>;
				broken-cd;
				status = "okay";
			};

			pinctrl@80018000 {
				pinctrl-names = "default";
				pinctrl-0 = <&hog_pins_a>;

				hog_pins_a: hog@0 {
					reg = <0>;
					fsl,pinmux-ids = <
						MX23_PAD_GPMI_ALE__GPIO_0_17
					>;
					fsl,drive-strength = <MXS_DRIVE_4mA>;
					fsl,voltage = <MXS_VOLTAGE_HIGH>;
					fsl,pull-up = <MXS_PULL_DISABLE>;
				};

				led_pin_gpio2_1: led_gpio2_1@0 {
					reg = <0>;
					fsl,pinmux-ids = <
						MX23_PAD_SSP1_DETECT__GPIO_2_1
					>;
					fsl,drive-strength = <MXS_DRIVE_4mA>;
					fsl,voltage = <MXS_VOLTAGE_HIGH>;
					fsl,pull-up = <MXS_PULL_DISABLE>;
				};
			};

			ssp1: spi@80034000 {
				#address-cells = <1>;
				#size-cells = <0>;
				compatible = "fsl,imx23-spi";
				pinctrl-names = "default";
				pinctrl-0 = <&spi2_pins_a>;
				status = "okay";
			};
		};

		apbx-bus@80040000 {
			lradc@80050000 {
				status = "okay";
			};

Annotation

Implementation Notes