arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi
Extension
.dtsi
Size
2734 bytes
Lines
117
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 AM6 SoC Family Wakeup Domain peripherals
 *
 * Copyright (C) 2016-2024 Texas Instruments Incorporated - https://www.ti.com/
 */

&cbass_wakeup {
	dmsc: system-controller@44083000 {
		compatible = "ti,am654-sci";
		ti,host-id = <12>;

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

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

		reg-names = "debug_messages";
		reg = <0x44083000 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;
		};
	};

	wkup_conf: bus@43000000 {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0x0 0x43000000 0x20000>;

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

	wkup_pmx0: pinctrl@4301c000 {
		compatible = "pinctrl-single";
		reg = <0x4301c000 0x118>;
		#pinctrl-cells = <1>;
		pinctrl-single,register-width = <32>;
		pinctrl-single,function-mask = <0xffffffff>;
	};

	wkup_uart0: serial@42300000 {
		compatible = "ti,am654-uart";
		reg = <0x42300000 0x100>;
		interrupts = <GIC_SPI 697 IRQ_TYPE_LEVEL_HIGH>;
		clock-frequency = <48000000>;
		power-domains = <&k3_pds 150 TI_SCI_PD_EXCLUSIVE>;
		status = "disabled";
	};

	wkup_i2c0: i2c@42120000 {

Annotation

Implementation Notes