arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
Extension
.dts
Size
37790 bytes
Lines
1994
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
/dts-v1/;

#include <dt-bindings/input/gpio-keys.h>
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/mfd/max77620.h>

#include "tegra210.dtsi"

/ {
	model = "NVIDIA Jetson Nano Developer Kit";
	compatible = "nvidia,p3450-0000", "nvidia,tegra210";

	aliases {
		ethernet = "/pcie@1003000/pci@2,0/ethernet@0,0";
		rtc0 = "/i2c@7000d000/pmic@3c";
		rtc1 = "/rtc@7000e000";
		serial0 = &uarta;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

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

	memory@80000000 {
		device_type = "memory";
		reg = <0x0 0x80000000 0x1 0x0>;
	};

	pcie@1003000 {
		status = "okay";

		hvddio-pex-supply = <&vdd_1v8>;
		dvddio-pex-supply = <&vdd_pex_1v05>;
		vddio-pex-ctl-supply = <&vdd_1v8>;

		pci@1,0 {
			phys = <&{/padctl@7009f000/pads/pcie/lanes/pcie-1}>,
			       <&{/padctl@7009f000/pads/pcie/lanes/pcie-2}>,
			       <&{/padctl@7009f000/pads/pcie/lanes/pcie-3}>,
			       <&{/padctl@7009f000/pads/pcie/lanes/pcie-4}>;
			phy-names = "pcie-0", "pcie-1", "pcie-2", "pcie-3";
			nvidia,num-lanes = <4>;
			status = "okay";
		};

		pci@2,0 {
			phys = <&{/padctl@7009f000/pads/pcie/lanes/pcie-0}>;
			phy-names = "pcie-0";
			status = "okay";

			ethernet@0,0 {
				reg = <0x000000 0 0 0 0>;
				local-mac-address = [ 00 00 00 00 00 00 ];
			};
		};
	};

	host1x@50000000 {
		dpaux@54040000 {
			status = "okay";
		};

		vi@54080000 {

Annotation

Implementation Notes