arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
Extension
.dtsi
Size
20132 bytes
Lines
717
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 J7200 SoC Family MCU/WAKEUP Domain peripherals
 *
 * Copyright (C) 2020-2024 Texas Instruments Incorporated - https://www.ti.com/
 */

&cbass_mcu_wakeup {
	dmsc: system-controller@44083000 {
		compatible = "ti,k2g-sci";
		ti,host-id = <12>;

		mbox-names = "rx", "tx";

		mboxes = <&secure_proxy_main 11>,
			 <&secure_proxy_main 13>;

		reg-names = "debug_messages";
		reg = <0x00 0x44083000 0x00 0x1000>;

		k3_pds: power-controller {
			compatible = "ti,sci-pm-domain";
			#power-domain-cells = <2>;
			bootph-all;
		};

		k3_clks: clock-controller {
			compatible = "ti,k2g-sci-clk";
			#clock-cells = <2>;
			bootph-all;
		};

		k3_reset: reset-controller {
			compatible = "ti,sci-reset";
			#reset-cells = <2>;
			bootph-all;
		};
	};

	mcu_timer0: timer@40400000 {
		status = "reserved";
		compatible = "ti,am654-timer";
		reg = <0x00 0x40400000 0x00 0x400>;
		interrupts = <GIC_SPI 816 IRQ_TYPE_LEVEL_HIGH>;
		clocks = <&k3_clks 35 1>;
		clock-names = "fck";
		assigned-clocks = <&k3_clks 35 1>;
		assigned-clock-parents = <&k3_clks 35 2>;
		power-domains = <&k3_pds 35 TI_SCI_PD_EXCLUSIVE>;
		bootph-pre-ram;
		ti,timer-pwm;
	};

	mcu_timer1: timer@40410000 {
		status = "reserved";
		compatible = "ti,am654-timer";
		reg = <0x00 0x40410000 0x00 0x400>;
		interrupts = <GIC_SPI 817 IRQ_TYPE_LEVEL_HIGH>;
		clocks = <&k3_clks 71 1>;
		clock-names = "fck";
		assigned-clocks = <&k3_clks 71 1>, <&k3_clks 308 0>;
		assigned-clock-parents = <&k3_clks 71 2>, <&k3_clks 308 1>;
		power-domains = <&k3_pds 71 TI_SCI_PD_EXCLUSIVE>;
		ti,timer-pwm;
	};

	mcu_timer2: timer@40420000 {
		status = "reserved";
		compatible = "ti,am654-timer";
		reg = <0x00 0x40420000 0x00 0x400>;

Annotation

Implementation Notes