arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var2.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var2.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var2.dts
Extension
.dts
Size
1588 bytes
Lines
81
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+
/*
 * Device Tree file for the Kontron SMARC-sAL28 board.
 *
 * This is for the network variant 2 which has two ethernet ports. These
 * ports are connected to the internal switch.
 *
 * Copyright (C) 2021 Michael Walle <michael@walle.cc>
 *
 */

/dts-v1/;
#include "fsl-ls1028a-kontron-sl28.dts"

/ {
	model = "Kontron SMARC-sAL28 (TSN-on-module)";
	compatible = "kontron,sl28-var2", "kontron,sl28", "fsl,ls1028a";
};

&enetc_mdio_pf3 {
	phy1: ethernet-phy@4 {
		reg = <0x4>;
		eee-broken-1000t;
		eee-broken-100tx;
	};
};

&enetc_port0 {
	status = "disabled";
	/*
	 * In the base device tree the PHY at address 5 was assigned for
	 * this port. On this module this PHY is connected to a switch
	 * port instead. Therefore, delete the phy-handle property here.
	 */
	/delete-property/ phy-handle;
};

&enetc_port2 {
	nvmem-cells = <&base_mac_address 2>;
	nvmem-cell-names = "mac-address";
	status = "okay";
};

&enetc_port3 {
	nvmem-cells = <&base_mac_address 3>;
	nvmem-cell-names = "mac-address";
	status = "okay";
};

&mscc_felix {
	status = "okay";
};

&mscc_felix_port0 {
	label = "swp0";
	managed = "in-band-status";
	phy-handle = <&phy0>;
	phy-mode = "sgmii";
	nvmem-cells = <&base_mac_address 0>;
	nvmem-cell-names = "mac-address";
	status = "okay";
};

&mscc_felix_port1 {
	label = "swp1";
	managed = "in-band-status";
	phy-handle = <&phy1>;
	phy-mode = "sgmii";
	nvmem-cells = <&base_mac_address 1>;
	nvmem-cell-names = "mac-address";

Annotation

Implementation Notes