arch/nios2/boot/dts/10m50_devboard.dts

Source file repositories/reference/linux-study-clean/arch/nios2/boot/dts/10m50_devboard.dts

File Facts

System
Linux kernel
Corpus path
arch/nios2/boot/dts/10m50_devboard.dts
Extension
.dts
Size
5328 bytes
Lines
238
Domain
Architecture Layer
Bucket
arch/nios2
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-only
/*
 * Copyright (C) 2015 Altera Corporation. All rights reserved.
 */

/dts-v1/;

/ {
	model = "Altera NiosII Max10";
	compatible = "altr,niosii-max10";
	#address-cells = <1>;
	#size-cells = <1>;

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu: cpu@0 {
			device_type = "cpu";
			compatible = "altr,nios2-1.1";
			reg = <0x00000000>;
			interrupt-controller;
			#interrupt-cells = <1>;
			altr,exception-addr = <0xc8000120>;
			altr,fast-tlb-miss-addr = <0xc0000100>;
			altr,has-div = <1>;
			altr,has-initda = <1>;
			altr,has-mmu = <1>;
			altr,has-mul = <1>;
			altr,implementation = "fast";
			altr,pid-num-bits = <8>;
			altr,reset-addr = <0xd4000000>;
			altr,tlb-num-entries = <256>;
			altr,tlb-num-ways = <16>;
			altr,tlb-ptr-sz = <8>;
			clock-frequency = <75000000>;
			dcache-line-size = <32>;
			dcache-size = <32768>;
			icache-line-size = <32>;
			icache-size = <32768>;
		};
	};

	memory {
		device_type = "memory";
		reg = <0x08000000 0x08000000>,
			<0x00000000 0x00000400>;
	};

	sopc0: sopc@0 {
		device_type = "soc";
		ranges;
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "altr,avalon", "simple-bus";
		bus-frequency = <75000000>;

		jtag_uart: serial@18001530 {
			compatible = "altr,juart-1.0";
			reg = <0x18001530 0x00000008>;
			interrupt-parent = <&cpu>;
			interrupts = <7>;
		};

		a_16550_uart_0: serial@18001600 {
			compatible = "altr,16550-FIFO32", "ns16550a";
			reg = <0x18001600 0x00000200>;
			interrupt-parent = <&cpu>;
			interrupts = <1>;
			auto-flow-control = <1>;

Annotation

Implementation Notes