arch/arm/boot/dts/ti/keystone/keystone-k2hk-evm.dts

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

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/keystone/keystone-k2hk-evm.dts
Extension
.dts
Size
4302 bytes
Lines
237
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
/*
 * Keystone 2 Kepler/Hawking EVM device tree
 *
 * Copyright (C) 2013-2017 Texas Instruments Incorporated - https://www.ti.com/
 */
/dts-v1/;

#include "keystone.dtsi"
#include "keystone-k2hk.dtsi"

/ {
	compatible = "ti,k2hk-evm", "ti,k2hk", "ti,keystone";
	model = "Texas Instruments Keystone 2 Kepler/Hawking EVM";

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		dsp_common_memory: dsp-common-memory@81f800000 {
			compatible = "shared-dma-pool";
			reg = <0x00000008 0x1f800000 0x00000000 0x800000>;
			reusable;
			status = "okay";
		};
	};

	leds {
		compatible = "gpio-leds";
		led-debug-1-1 {
			label = "keystone:green:debug1";
			gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>; /* 12 */
		};

		led-debug-1-2 {
			label = "keystone:red:debug1";
			gpios = <&gpio0 13 GPIO_ACTIVE_HIGH>; /* 13 */
		};

		led-debug-2 {
			label = "keystone:blue:debug2";
			gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>; /* 14 */
		};

		led-debug-3 {
			label = "keystone:blue:debug3";
			gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>; /* 15 */
		};
	};
};

&soc0 {
		clocks {
			refclksys: refclksys {
				#clock-cells = <0>;
				compatible = "fixed-clock";
				clock-frequency = <122880000>;
				clock-output-names = "refclk-sys";
			};

			refclkpass: refclkpass {
				#clock-cells = <0>;
				compatible = "fixed-clock";
				clock-frequency = <122880000>;
				clock-output-names = "refclk-pass";
			};

			refclkarm: refclkarm {
				#clock-cells = <0>;

Annotation

Implementation Notes