arch/arm64/boot/dts/freescale/fsl-ls208xa-rdb.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/fsl-ls208xa-rdb.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/fsl-ls208xa-rdb.dtsi
Extension
.dtsi
Size
2132 bytes
Lines
141
Domain
Architecture Layer
Bucket
arch/arm64
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 MIT)
/*
 * Device Tree file for Freescale LS2080A RDB Board.
 *
 * Copyright 2016 Freescale Semiconductor, Inc.
 * Copyright 2017-2020 NXP
 *
 * Abhimanyu Saini <abhimanyu.saini@nxp.com>
 *
 */

&esdhc {
	status = "okay";
};

&ifc {
	status = "okay";
	#address-cells = <2>;
	#size-cells = <1>;
	ranges = <0x0 0x0 0x5 0x80000000 0x08000000
		  0x2 0x0 0x5 0x30000000 0x00010000
		  0x3 0x0 0x5 0x20000000 0x00010000>;

	flash@0,0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "cfi-flash";
		reg = <0x0 0x0 0x8000000>;
		bank-width = <2>;
		device-width = <1>;
	};

	nand@2,0 {
	     compatible = "fsl,ifc-nand";
	     reg = <0x2 0x0 0x10000>;
	};

	cpld@3,0 {
	     reg = <0x3 0x0 0x10000>;
	     compatible = "fsl,ls2080aqds-fpga", "fsl,fpga-qixis";
	};

};

&i2c0 {
	status = "okay";
	i2c-mux@75 {
		compatible = "nxp,pca9547";
		reg = <0x75>;
		#address-cells = <1>;
		#size-cells = <0>;
		idle-state = <0>;

		i2c@1 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x01>;
			rtc@68 {
				compatible = "dallas,ds3232";
				reg = <0x68>;
				/* IRQ_RTC_B -> IRQ06, active low */
				interrupts-extended = <&extirq 6 IRQ_TYPE_LEVEL_LOW>;
			};
		};

		i2c@2 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x02>;

Annotation

Implementation Notes