arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
Extension
.dts
Size
17664 bytes
Lines
702
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-only OR MIT
/*
 * Copyright (C) 2021-2024 Texas Instruments Incorporated - https://www.ti.com/
 *
 * Common Processor Board: https://www.ti.com/tool/J721EXCPXEVM
 */

/dts-v1/;

#include "k3-j721s2-som-p0.dtsi"
#include <dt-bindings/net/ti-dp83867.h>
#include <dt-bindings/phy/phy-cadence.h>
#include <dt-bindings/phy/phy.h>

#include "k3-serdes.h"

/ {
	compatible = "ti,j721s2-evm", "ti,j721s2";
	model = "Texas Instruments J721S2 EVM";

	chosen {
		stdout-path = "serial2:115200n8";
	};

	aliases {
		serial1 = &mcu_uart0;
		serial2 = &main_uart8;
		mmc0 = &main_sdhci0;
		mmc1 = &main_sdhci1;
		can0 = &main_mcan16;
		can1 = &mcu_mcan0;
		can2 = &mcu_mcan1;
		can3 = &main_mcan3;
		can4 = &main_mcan5;
	};

	evm_12v0: fixedregulator-evm12v0 {
		/* main supply */
		compatible = "regulator-fixed";
		regulator-name = "evm_12v0";
		regulator-min-microvolt = <12000000>;
		regulator-max-microvolt = <12000000>;
		regulator-always-on;
		regulator-boot-on;
	};

	vsys_3v3: fixedregulator-vsys3v3 {
		/* Output of LM5140 */
		compatible = "regulator-fixed";
		regulator-name = "vsys_3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&evm_12v0>;
		regulator-always-on;
		regulator-boot-on;
	};

	vsys_5v0: fixedregulator-vsys5v0 {
		/* Output of LM5140 */
		compatible = "regulator-fixed";
		regulator-name = "vsys_5v0";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&evm_12v0>;
		regulator-always-on;
		regulator-boot-on;
	};

	vdd_mmc1: fixedregulator-sd {
		/* Output of TPS22918 */

Annotation

Implementation Notes