arch/arm/boot/dts/nvidia/tegra124-jetson-tk1.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nvidia/tegra124-jetson-tk1.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nvidia/tegra124-jetson-tk1.dts
Extension
.dts
Size
57190 bytes
Lines
2085
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
/dts-v1/;

#include <dt-bindings/input/input.h>
#include "tegra124.dtsi"

#include "tegra124-jetson-tk1-emc.dtsi"

/ {
	model = "NVIDIA Tegra124 Jetson TK1";
	compatible = "nvidia,jetson-tk1", "nvidia,tegra124";

	aliases {
		rtc0 = "/i2c@7000d000/pmic@40";
		rtc1 = "/rtc@7000e000";

		/* This order keeps the mapping DB9 connector <-> ttyS0 */
		serial0 = &uartd;
		serial1 = &uarta;
		serial2 = &uartb;
	};

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

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

	pcie@1003000 {
		status = "okay";

		avddio-pex-supply = <&vdd_1v05_run>;
		dvddio-pex-supply = <&vdd_1v05_run>;
		avdd-pex-pll-supply = <&vdd_1v05_run>;
		hvdd-pex-supply = <&vdd_3v3_lp0>;
		hvdd-pex-pll-e-supply = <&vdd_3v3_lp0>;
		vddio-pex-ctl-supply = <&vdd_3v3_lp0>;
		avdd-pll-erefe-supply = <&avdd_1v05_run>;

		/* Mini PCIe */
		pci@1,0 {
			phys = <&{/padctl@7009f000/pads/pcie/lanes/pcie-4}>;
			phy-names = "pcie-0";
			status = "okay";
		};

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

	host1x@50000000 {
		hdmi@54280000 {
			status = "okay";

			hdmi-supply = <&vdd_5v0_hdmi>;
			pll-supply = <&vdd_hdmi_pll>;
			vdd-supply = <&vdd_3v3_hdmi>;

			nvidia,ddc-i2c-bus = <&hdmi_ddc>;
			nvidia,hpd-gpio =
				<&gpio TEGRA_GPIO(N, 7) GPIO_ACTIVE_HIGH>;
		};
	};

Annotation

Implementation Notes