arch/arm/boot/dts/ti/keystone/keystone-k2hk-netcp.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/keystone/keystone-k2hk-netcp.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/keystone/keystone-k2hk-netcp.dtsi
Extension
.dtsi
Size
5717 bytes
Lines
267
Domain
Architecture Layer
Bucket
arch/arm
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
/*
 * Device Tree Source for Keystone 2 Hawking Netcp driver
 *
 * Copyright (C) 2015-2017 Texas Instruments Incorporated - https://www.ti.com/
 */

qmss: qmss@2a40000 {
	compatible = "ti,keystone-navigator-qmss";
	dma-coherent;
	#address-cells = <1>;
	#size-cells = <1>;
	clocks = <&chipclk13>;
	ranges;
	queue-range = <0 0x4000>;
	linkram0 = <0x100000 0x8000>;
	linkram1 = <0x0 0x10000>;

	qmgrs {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;
		qmgr0 {
			managed-queues = <0 0x2000>;
			reg = <0x2a40000 0x20000>,
			      <0x2a06000 0x400>,
			      <0x2a02000 0x1000>,
			      <0x2a03000 0x1000>,
			      <0x23a80000 0x20000>,
			      <0x2a80000 0x20000>;
			reg-names = "peek", "status", "config",
				    "region", "push", "pop";
		};

		qmgr1 {
			managed-queues = <0x2000 0x2000>;
			reg = <0x2a60000 0x20000>,
			      <0x2a06400 0x400>,
			      <0x2a04000 0x1000>,
			      <0x2a05000 0x1000>,
			      <0x23aa0000 0x20000>,
			      <0x2aa0000 0x20000>;
			reg-names = "peek", "status", "config",
				    "region", "push", "pop";
		};
	};

	queue-pools {
		qpend {
			qpend-0 {
				qrange = <658 8>;
				interrupts = <0 40 0xf04 0 41 0xf04 0 42 0xf04
					      0 43 0xf04 0 44 0xf04 0 45 0xf04
					      0 46 0xf04 0 47 0xf04>;
			};
			qpend-1 {
				qrange = <8704 16>;
				interrupts = <0 48 0xf04 0 49 0xf04 0 50 0xf04
					      0 51 0xf04 0 52 0xf04 0 53 0xf04
					      0 54 0xf04 0 55 0xf04 0 56 0xf04
					      0 57 0xf04 0 58 0xf04 0 59 0xf04
					      0 60 0xf04 0 61 0xf04 0 62 0xf04
					      0 63 0xf04>;
				qalloc-by-id;
			};
			qpend-2 {
				qrange = <8720 16>;
				interrupts = <0 64 0xf04 0 65 0xf04 0 66 0xf04
					      0 59 0xf04 0 68 0xf04 0 69 0xf04
					      0 70 0xf04 0 71 0xf04 0 72 0xf04

Annotation

Implementation Notes