arch/arm/boot/dts/nvidia/tegra124-apalis-v1.2.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nvidia/tegra124-apalis-v1.2.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nvidia/tegra124-apalis-v1.2.dtsi
Extension
.dtsi
Size
58265 bytes
Lines
2080
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 OR MIT
/*
 * Copyright 2016-2018 Toradex AG
 */

#include "tegra124.dtsi"
#include "tegra124-apalis-emc.dtsi"

/*
 * Toradex Apalis TK1 Module Device Tree
 * Compatible for Revisions 2GB: V1.2A
 */
/ {
	memory@80000000 {
		reg = <0x0 0x80000000 0x0 0x80000000>;
	};

	pcie@1003000 {
		status = "okay";

		avddio-pex-supply = <&reg_1v05_vdd>;
		avdd-pex-pll-supply = <&reg_1v05_vdd>;
		avdd-pll-erefe-supply = <&reg_1v05_avdd>;
		dvddio-pex-supply = <&reg_1v05_vdd>;
		hvdd-pex-pll-e-supply = <&reg_module_3v3>;
		hvdd-pex-supply = <&reg_module_3v3>;
		vddio-pex-ctl-supply = <&reg_module_3v3>;

		/* Apalis PCIe (additional lane Apalis type specific) */
		pci@1,0 {
			/* PCIE1_RX/TX and TS_DIFF1/2 */
			phys = <&{/padctl@7009f000/pads/pcie/lanes/pcie-4}>,
			       <&{/padctl@7009f000/pads/pcie/lanes/pcie-3}>;
			phy-names = "pcie-0", "pcie-1";
		};

		/* I210 Gigabit Ethernet Controller (On-module) */
		pci@2,0 {
			phys = <&{/padctl@7009f000/pads/pcie/lanes/pcie-2}>;
			phy-names = "pcie-0";
			status = "okay";

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

	host1x@50000000 {
		hdmi@54280000 {
			nvidia,ddc-i2c-bus = <&hdmi_ddc>;
			nvidia,hpd-gpio =
				<&gpio TEGRA_GPIO(N, 7) GPIO_ACTIVE_HIGH>;
			pll-supply = <&reg_1v05_avdd_hdmi_pll>;
			vdd-supply = <&reg_3v3_avdd_hdmi>;
		};
	};

	gpu@57000000 {
		/*
		 * Node left disabled on purpose - the bootloader will enable
		 * it after having set the VPR up
		 */
		vdd-supply = <&reg_vdd_gpu>;
	};

	gpio@6000d000 {
		/* I210 Gigabit Ethernet Controller Reset */
		lan-reset-n-hog {

Annotation

Implementation Notes