arch/arm/boot/dts/ti/keystone/keystone-k2l.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/keystone/keystone-k2l.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/keystone/keystone-k2l.dtsi
Extension
.dtsi
Size
11244 bytes
Lines
416
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 Lamarr SoC specific device tree
 *
 * Copyright (C) 2014-2017 Texas Instruments Incorporated - https://www.ti.com/
 */

#include <dt-bindings/reset/ti-syscon.h>

/ {
	compatible = "ti,k2l", "ti,keystone";
	model = "Texas Instruments Keystone 2 Lamarr SoC";

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

		interrupt-parent = <&gic>;

		cpu@0 {
			compatible = "arm,cortex-a15";
			device_type = "cpu";
			reg = <0>;
		};

		cpu@1 {
			compatible = "arm,cortex-a15";
			device_type = "cpu";
			reg = <1>;
		};
	};

	aliases {
		rproc0 = &dsp0;
		rproc1 = &dsp1;
		rproc2 = &dsp2;
		rproc3 = &dsp3;
	};
};

&soc0 {
		/include/ "keystone-k2l-clocks.dtsi"

		uart2: serial@2348400 {
			compatible = "ti,da830-uart", "ns16550a";
			current-speed = <115200>;
			reg-shift = <2>;
			reg-io-width = <4>;
			reg = <0x02348400 0x100>;
			clocks = <&clkuart2>;
			interrupts = <GIC_SPI 432 IRQ_TYPE_EDGE_RISING>;
		};

		uart3:	serial@2348800 {
			compatible = "ti,da830-uart", "ns16550a";
			current-speed = <115200>;
			reg-shift = <2>;
			reg-io-width = <4>;
			reg = <0x02348800 0x100>;
			clocks = <&clkuart3>;
			interrupts = <GIC_SPI 435 IRQ_TYPE_EDGE_RISING>;
		};

		gpio1: gpio@2348000 {
			compatible = "ti,keystone-gpio";
			reg = <0x02348000 0x100>;
			gpio-controller;
			#gpio-cells = <2>;
			/* HW Interrupts mapped to GPIO pins */
			interrupts = <GIC_SPI 152 IRQ_TYPE_EDGE_RISING>,

Annotation

Implementation Notes