arch/arm/boot/dts/nvidia/tegra30-cardhu-a02.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nvidia/tegra30-cardhu-a02.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nvidia/tegra30-cardhu-a02.dts
Extension
.dts
Size
2108 bytes
Lines
84
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 "tegra30-cardhu.dtsi"

/* This dts file support the cardhu A02 version of board */

/ {
	model = "NVIDIA Tegra30 Cardhu A02 evaluation board";
	compatible = "nvidia,cardhu-a02", "nvidia,cardhu", "nvidia,tegra30";

	mmc@78000400 {
		status = "okay";
		power-gpios = <&gpio TEGRA_GPIO(D, 4) GPIO_ACTIVE_HIGH>;
		bus-width = <4>;
		keep-power-in-suspend;
	};

	ddr_reg: regulator-ddr {
		compatible = "regulator-fixed";
		regulator-name = "vdd_ddr";
		regulator-min-microvolt = <1500000>;
		regulator-max-microvolt = <1500000>;
		regulator-always-on;
		regulator-boot-on;
		enable-active-high;
		gpio = <&pmic 6 GPIO_ACTIVE_HIGH>;
	};

	sys_3v3_reg: regulator-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "sys_3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
		regulator-boot-on;
		enable-active-high;
		gpio = <&pmic 7 GPIO_ACTIVE_HIGH>;
	};

	usb1_vbus_reg: regulator-usb1 {
		compatible = "regulator-fixed";
		regulator-name = "usb1_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		gpio = <&gpio TEGRA_GPIO(I, 4) GPIO_ACTIVE_HIGH>;
		gpio-open-drain;
		vin-supply = <&vdd_5v0_reg>;
	};

	usb3_vbus_reg: regulator-usb3 {
		compatible = "regulator-fixed";
		regulator-name = "usb3_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		gpio = <&gpio TEGRA_GPIO(H, 7) GPIO_ACTIVE_HIGH>;
		gpio-open-drain;
		vin-supply = <&vdd_5v0_reg>;
	};

	vdd_5v0_reg: regulator-5v0 {
		compatible = "regulator-fixed";
		regulator-name = "5v0";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		gpio = <&pmic 2 GPIO_ACTIVE_HIGH>;
	};

Annotation

Implementation Notes