arch/arm64/boot/dts/ti/k3-j721e-evm-gesi-exp-board.dtso

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/ti/k3-j721e-evm-gesi-exp-board.dtso

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/ti/k3-j721e-evm-gesi-exp-board.dtso
Extension
.dtso
Size
6867 bytes
Lines
197
Domain
Architecture Layer
Bucket
arch/arm64
Inferred role
Architecture Layer: arch/arm64
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
/**
 * DT Overlay for CPSW9G in RGMII mode using J7 GESI EXP BRD board with
 * J721E board.
 *
 * GESI Board Product Link: https://www.ti.com/tool/J7EXPCXEVM
 *
 * Copyright (C) 2023-2024 Texas Instruments Incorporated - https://www.ti.com/
 */

/dts-v1/;
/plugin/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/net/ti-dp83867.h>

#include "k3-pinctrl.h"

&{/} {
	aliases {
		ethernet1 = "/bus@100000/ethernet@c000000/ethernet-ports/port@1";
		ethernet2 = "/bus@100000/ethernet@c000000/ethernet-ports/port@2";
		ethernet3 = "/bus@100000/ethernet@c000000/ethernet-ports/port@3";
		ethernet4 = "/bus@100000/ethernet@c000000/ethernet-ports/port@4";
	};
};

&cpsw0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&rgmii1_default_pins
		     &rgmii2_default_pins
		     &rgmii3_default_pins
		     &rgmii4_default_pins>;
};

&cpsw0_port1 {
	status = "okay";
	phy-handle = <&cpsw9g_phy12>;
	phy-mode = "rgmii-id";
	mac-address = [00 00 00 00 00 00];
	phys = <&cpsw0_phy_gmii_sel 1>;
};

&cpsw0_port2 {
	status = "okay";
	phy-handle = <&cpsw9g_phy15>;
	phy-mode = "rgmii-id";
	mac-address = [00 00 00 00 00 00];
	phys = <&cpsw0_phy_gmii_sel 2>;
};

&cpsw0_port3 {
	status = "okay";
	phy-handle = <&cpsw9g_phy0>;
	phy-mode = "rgmii-id";
	mac-address = [00 00 00 00 00 00];
	phys = <&cpsw0_phy_gmii_sel 3>;
};

&cpsw0_port4 {
	status = "okay";
	phy-handle = <&cpsw9g_phy3>;
	phy-mode = "rgmii-id";
	mac-address = [00 00 00 00 00 00];
	phys = <&cpsw0_phy_gmii_sel 4>;
};

&cpsw9g_mdio {
	status = "okay";

Annotation

Implementation Notes