arch/arm64/boot/dts/nvidia/tegra194.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/nvidia/tegra194.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/nvidia/tegra194.dtsi
Extension
.dtsi
Size
97325 bytes
Lines
3184
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
#include <dt-bindings/clock/tegra194-clock.h>
#include <dt-bindings/gpio/tegra194-gpio.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/mailbox/tegra186-hsp.h>
#include <dt-bindings/pinctrl/pinctrl-tegra-io-pad.h>
#include <dt-bindings/pinctrl/pinctrl-tegra.h>
#include <dt-bindings/power/tegra194-powergate.h>
#include <dt-bindings/reset/tegra194-reset.h>
#include <dt-bindings/thermal/tegra194-bpmp-thermal.h>
#include <dt-bindings/memory/tegra194-mc.h>

/ {
	compatible = "nvidia,tegra194";
	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

	/* control backbone */
	bus@0 {
		compatible = "simple-bus";

		#address-cells = <2>;
		#size-cells = <2>;
		ranges = <0x0 0x0 0x0 0x0 0x100 0x0>;

		apbmisc: misc@100000 {
			compatible = "nvidia,tegra194-misc";
			reg = <0x0 0x00100000 0x0 0xf000>,
			      <0x0 0x0010f000 0x0 0x1000>;
		};

		gpio: gpio@2200000 {
			compatible = "nvidia,tegra194-gpio";
			reg-names = "security", "gpio";
			reg = <0x0 0x2200000 0x0 0x10000>,
			      <0x0 0x2210000 0x0 0x10000>;
			interrupts = <GIC_SPI 288 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 289 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 290 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 291 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 292 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 293 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 294 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 295 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 296 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 297 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 298 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 299 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 300 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 301 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 302 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 303 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 304 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 305 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 307 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 308 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 309 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 310 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 311 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 312 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 313 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 314 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 315 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 316 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 317 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 318 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 319 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 320 IRQ_TYPE_LEVEL_HIGH>,

Annotation

Implementation Notes