arch/arm64/boot/dts/nvidia/tegra210-smaug.dts

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

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
Extension
.dts
Size
61164 bytes
Lines
2073
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/input.h>
#include <dt-bindings/mfd/max77620.h>
#include <dt-bindings/pinctrl/pinctrl-tegra.h>

#include "tegra210.dtsi"

/ {
	model = "Google Pixel C";
	compatible = "google,smaug-rev8", "google,smaug-rev7",
		     "google,smaug-rev6", "google,smaug-rev5",
		     "google,smaug-rev4", "google,smaug-rev3",
		     "google,smaug-rev2", "google,smaug-rev1",
		     "google,smaug", "nvidia,tegra210";

	aliases {
		serial0 = &uarta;
		serial3 = &uartd;
	};

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

	firmware {
		#address-cells = <2>;
		#size-cells = <2>;
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x0 0x80000000 0x0 0xc0000000>;
	};

	host1x@50000000 {
		dpaux1: dpaux@54040000 {
			vdd-supply = <&pp3300>;
			status = "okay";
		};

		dsia: dsi@54300000 {
			avdd-dsi-csi-supply = <&vdd_dsi_csi>;
			status = "okay";

			link2: panel@0 {
				compatible = "jdi,lpm102a188a";
				reg = <0>;
			};
		};

		dsib: dsi@54400000 {
			avdd-dsi-csi-supply = <&vdd_dsi_csi>;
			nvidia,ganged-mode = <&dsia>;
			status = "okay";

			link1: panel@0 {
				compatible = "jdi,lpm102a188a";
				reg = <0>;
				power-supply = <&pplcd_vdd>;
				ddi-supply = <&pp1800_lcdio>;
				enable-gpios = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_HIGH>;
				reset-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
				link2 = <&link2>;
				backlight = <&backlight>;
			};
		};

Annotation

Implementation Notes