arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/ti/k3-am62a-wakeup.dtsi
Extension
.dtsi
Size
3705 bytes
Lines
142
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
/*
 * Device Tree Source for AM62A SoC Family Wakeup Domain peripherals
 *
 * Copyright (C) 2022-2025 Texas Instruments Incorporated - https://www.ti.com/
 */

#include <dt-bindings/bus/ti-sysc.h>

&cbass_wakeup {
	wkup_conf: bus@43000000 {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0x00 0x00 0x43000000 0x20000>;

		chipid: chipid@14 {
			compatible = "ti,am654-chipid";
			reg = <0x14 0x4>;
			bootph-all;
		};

		opp_efuse_table: syscon@18 {
			compatible = "ti,am62-opp-efuse-table", "syscon";
			reg = <0x18 0x4>;
		};

		cpsw_mac_syscon: ethernet-mac-syscon@200 {
			compatible = "ti,am62p-cpsw-mac-efuse", "syscon";
			reg = <0x200 0x8>;
		};

		usb0_phy_ctrl: syscon@4008 {
			compatible = "ti,am62-usb-phy-ctrl", "syscon";
			reg = <0x4008 0x4>;
		};

		usb1_phy_ctrl: syscon@4018 {
			compatible = "ti,am62-usb-phy-ctrl", "syscon";
			reg = <0x4018 0x4>;
		};
	};

	target-module@2b300050 {
		compatible = "ti,sysc-omap2", "ti,sysc";
		reg = <0 0x2b300050 0 0x4>,
		      <0 0x2b300054 0 0x4>,
		      <0 0x2b300058 0 0x4>;
		reg-names = "rev", "sysc", "syss";
		ti,sysc-mask = <(SYSC_OMAP2_ENAWAKEUP |
				 SYSC_OMAP2_SOFTRESET |
				 SYSC_OMAP2_AUTOIDLE)>;
		ti,sysc-sidle = <SYSC_IDLE_FORCE>,
				<SYSC_IDLE_NO>,
				<SYSC_IDLE_SMART>,
				<SYSC_IDLE_SMART_WKUP>;
		ti,syss-mask = <1>;
		ti,no-reset-on-init;
		power-domains = <&k3_pds 114 TI_SCI_PD_EXCLUSIVE>;
		clocks = <&k3_clks 114 0>;
		clock-names = "fck";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0 0 0x2b300000 0x100000>;

		wkup_uart0: serial@0 {
			compatible = "ti,am64-uart", "ti,am654-uart";
			reg = <0 0x100>;
			interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";

Annotation

Implementation Notes