arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi
Extension
.dtsi
Size
6707 bytes
Lines
259
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
/*
 * ARM Ltd. Fast Models
 *
 * Versatile Express (VE) system model
 * Motherboard component
 *
 * VEMotherBoard.lisa
 */
/ {
	v2m_clk24mhz: clock-24000000 {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <24000000>;
		clock-output-names = "v2m:clk24mhz";
	};

	v2m_refclk1mhz: clock-1000000 {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <1000000>;
		clock-output-names = "v2m:refclk1mhz";
	};

	v2m_refclk32khz: clock-32768 {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <32768>;
		clock-output-names = "v2m:refclk32khz";
	};

	v2m_fixed_3v3: regulator-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};

	mcc {
		compatible = "arm,vexpress,config-bus";
		arm,vexpress,config-bridge = <&v2m_sysreg>;

		v2m_oscclk1: clock-controller {
			/* CLCD clock */
			compatible = "arm,vexpress-osc";
			arm,vexpress-sysreg,func = <1 1>;
			freq-range = <23750000 63500000>;
			#clock-cells = <0>;
			clock-output-names = "v2m:oscclk1";
		};

		reset {
			compatible = "arm,vexpress-reset";
			arm,vexpress-sysreg,func = <5 0>;
		};

		muxfpga {
			compatible = "arm,vexpress-muxfpga";
			arm,vexpress-sysreg,func = <7 0>;
		};

		shutdown {
			compatible = "arm,vexpress-shutdown";
			arm,vexpress-sysreg,func = <8 0>;
		};

		reboot {
			compatible = "arm,vexpress-reboot";
			arm,vexpress-sysreg,func = <9 0>;

Annotation

Implementation Notes