arch/arm/boot/dts/ti/keystone/keystone-k2g.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/keystone/keystone-k2g.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/keystone/keystone-k2g.dtsi
Extension
.dtsi
Size
16453 bytes
Lines
640
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 K2G SOC
 *
 * Copyright (C) 2016-2017 Texas Instruments Incorporated - https://www.ti.com/
 */

#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/pinctrl/keystone.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	compatible = "ti,k2g","ti,keystone";
	model = "Texas Instruments K2G SoC";
	#address-cells = <2>;
	#size-cells = <2>;
	interrupt-parent = <&gic>;

	chosen { };

	aliases {
		serial0 = &uart0;
		serial1 = &uart1;
		serial2 = &uart2;
		i2c0 = &i2c0;
		i2c1 = &i2c1;
		i2c2 = &i2c2;
		rproc0 = &dsp0;
	};

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

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

	gic: interrupt-controller@2561000 {
		compatible = "arm,gic-400", "arm,cortex-a15-gic";
		#interrupt-cells = <3>;
		interrupt-controller;
		reg = <0x0 0x02561000 0x0 0x1000>,
		      <0x0 0x02562000 0x0 0x2000>,
		      <0x0 0x02564000 0x0 0x2000>,
		      <0x0 0x02566000 0x0 0x2000>;
		interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) |
				IRQ_TYPE_LEVEL_HIGH)>;
	};

	timer {
		compatible = "arm,armv7-timer";
		interrupts =
			<GIC_PPI 13
				(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			<GIC_PPI 14
				(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			<GIC_PPI 11
				(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			<GIC_PPI 10
				(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
	};

	pmu {
		compatible = "arm,cortex-a15-pmu";
		interrupts = <GIC_SPI 4 IRQ_TYPE_EDGE_RISING>;
	};

Annotation

Implementation Notes