arch/arm/boot/dts/nvidia/tegra30-asus-p1801-t.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nvidia/tegra30-asus-p1801-t.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nvidia/tegra30-asus-p1801-t.dts
Extension
.dts
Size
57440 bytes
Lines
2088
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/gpio-keys.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/thermal/thermal.h>

#include "tegra30.dtsi"
#include "tegra30-cpu-opp.dtsi"
#include "tegra30-cpu-opp-microvolt.dtsi"

/ {
	model = "Asus Portable AiO P1801-T";
	compatible = "asus,p1801-t", "nvidia,tegra30";
	chassis-type = "convertible";

	aliases {
		mmc0 = &sdmmc4; /* eMMC */
		mmc1 = &sdmmc1; /* uSD slot */
		mmc2 = &sdmmc3; /* WiFi */

		rtc0 = &pmic;
		rtc1 = "/rtc@7000e000";

		display0 = &hdmi;

		serial1 = &uartc; /* Bluetooth */
		serial2 = &uartb; /* GPS */
	};

	/*
	 * The decompressor and also some bootloaders rely on a
	 * pre-existing /chosen node to be available to insert the
	 * command line and merge other ATAGS info.
	 */
	chosen {};

	firmware {
		trusted-foundations {
			compatible = "tlm,trusted-foundations";
			tlm,version-major = <2>;
			tlm,version-minor = <8>;
		};
	};

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

	reserved-memory {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		linux,cma@80000000 {
			compatible = "shared-dma-pool";
			alloc-ranges = <0x80000000 0x30000000>;
			size = <0x10000000>;		/* 256MiB */
			linux,cma-default;
			reusable;
		};

		framebuffer@abe01000 {
			reg = <0xabe01000 (1920 * 1080 * 4)>;
			no-map;
		};

		trustzone@bfe00000 {
			reg = <0xbfe00000 0x200000>;	/* 2MB */
			no-map;

Annotation

Implementation Notes