arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi
Extension
.dtsi
Size
7276 bytes
Lines
284
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
/*
 * DTS file for AMD Seattle SoC
 *
 * Copyright (C) 2014 Advanced Micro Devices, Inc.
 */

/ {
	compatible = "amd,seattle";
	interrupt-parent = <&gic0>;
	#address-cells = <2>;
	#size-cells = <2>;

	/include/ "amd-seattle-clks.dtsi"

	gic0: interrupt-controller@e1101000 {
		compatible = "arm,gic-400", "arm,cortex-a15-gic";
		interrupt-controller;
		#interrupt-cells = <3>;
		#address-cells = <2>;
		#size-cells = <2>;
		reg = <0x0 0xe1110000 0 0x1000>,
		      <0x0 0xe112f000 0 0x2000>,
		      <0x0 0xe1140000 0 0x2000>,
		      <0x0 0xe1160000 0 0x2000>;
		interrupts = <1 9 0xf04>;
		ranges = <0 0 0 0xe1100000 0 0x100000>;
		v2m0: v2m@e0080000 {
			compatible = "arm,gic-v2m-frame";
			msi-controller;
			reg = <0x0 0x00080000 0 0x1000>;
		};
	};

	timer {
		compatible = "arm,armv8-timer";
		interrupts = <1 13 0xff04>,
			     <1 14 0xff04>,
			     <1 11 0xff04>,
			     <1 10 0xff04>;
	};

	smb0: bus {
		compatible = "simple-bus";
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		/*
		 * dma-ranges is 40-bit address space containing:
		 * - GICv2m MSI register is at 0xe0080000
		 * - DRAM range [0x8000000000 to 0xffffffffff]
		 */
		dma-ranges = <0x0 0x0 0x0 0x0 0x100 0x0>;

		sata0: sata@e0300000 {
			compatible = "snps,dwc-ahci";
			reg = <0 0xe0300000 0 0xf0000>;
			interrupts = <0 355 4>;
			clocks = <&sataclk_333mhz>;
			iommus = <&sata0_smmu 0x0 0x1f>;
			dma-coherent;
		};

		/* This is for Rev B only */
		sata1: sata@e0d00000 {
			status = "disabled";
			compatible = "snps,dwc-ahci";
			reg = <0 0xe0d00000 0 0xf0000>;
			interrupts = <0 354 4>;

Annotation

Implementation Notes