arch/arm64/boot/dts/microchip/lan9691.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/microchip/lan9691.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/microchip/lan9691.dtsi
Extension
.dtsi
Size
13311 bytes
Lines
494
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-later OR MIT)
/*
 * Copyright (c) 2025 Microchip Technology Inc. and its subsidiaries.
 */

#include <dt-bindings/dma/at91.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/mfd/at91-usart.h>
#include <dt-bindings/mfd/atmel-flexcom.h>

#include "clk-lan9691.h"

/ {
	#address-cells = <1>;
	#size-cells = <1>;

	model = "Microchip LAN969x";
	compatible = "microchip,lan9691";
	interrupt-parent = <&gic>;

	clocks {
		fx100_clk: fx100-clk {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <320000000>;
		};

		cpu_clk: cpu-clk {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <1000000000>;
		};

		ddr_clk: ddr-clk {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <600000000>;
		};

		fabric_clk: fabric-clk {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <250000000>;
		};
	};

	cpus {
		#address-cells = <2>;
		#size-cells = <0>;

		cpu0: cpu@0 {
			compatible = "arm,cortex-a53";
			device_type = "cpu";
			reg = <0x0 0x0>;
			next-level-cache = <&l2_0>;
		};

		l2_0: l2-cache {
			compatible = "cache";
			cache-level = <2>;
			cache-unified;
		};
	};

	psci {
		compatible = "arm,psci-1.0";
		method = "smc";
	};

	pmu {

Annotation

Implementation Notes