arch/arm64/boot/dts/apple/t602x-pmgr.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/apple/t602x-pmgr.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/apple/t602x-pmgr.dtsi
Extension
.dtsi
Size
67778 bytes
Lines
2266
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+ OR MIT
/*
 * PMGR Power domains for Apple T602x "M2 Pro/Max/Ultra" SoC
 *
 * Copyright The Asahi Linux Contributors
 */

&DIE_NODE(pmgr) {
	DIE_NODE(ps_afi): power-controller@100 {
		compatible = "apple,t6020-pmgr-pwrstate", "apple,t8103-pmgr-pwrstate";
		reg = <0x100 4>;
		#power-domain-cells = <0>;
		#reset-cells = <0>;
		label = DIE_LABEL(afi);
		apple,always-on; /* Apple Fabric, CPU interface is here */
	};

	DIE_NODE(ps_aic): power-controller@108 {
		compatible = "apple,t6020-pmgr-pwrstate", "apple,t8103-pmgr-pwrstate";
		reg = <0x108 4>;
		#power-domain-cells = <0>;
		#reset-cells = <0>;
		label = DIE_LABEL(aic);
		apple,always-on; /* Core device */
	};

	DIE_NODE(ps_dwi): power-controller@110 {
		compatible = "apple,t6020-pmgr-pwrstate", "apple,t8103-pmgr-pwrstate";
		reg = <0x110 4>;
		#power-domain-cells = <0>;
		#reset-cells = <0>;
		label = DIE_LABEL(dwi);
	};

	DIE_NODE(ps_pms): power-controller@118 {
		compatible = "apple,t6020-pmgr-pwrstate", "apple,t8103-pmgr-pwrstate";
		reg = <0x118 4>;
		#power-domain-cells = <0>;
		#reset-cells = <0>;
		label = DIE_LABEL(pms);
		apple,always-on; /* Core device */
	};

	DIE_NODE(ps_gpio): power-controller@120 {
		compatible = "apple,t6020-pmgr-pwrstate", "apple,t8103-pmgr-pwrstate";
		reg = <0x120 4>;
		#power-domain-cells = <0>;
		#reset-cells = <0>;
		label = DIE_LABEL(gpio);
		power-domains = <&DIE_NODE(ps_sio)>, <&DIE_NODE(ps_pms)>;
	};

	DIE_NODE(ps_soc_dpe): power-controller@128 {
		compatible = "apple,t6020-pmgr-pwrstate", "apple,t8103-pmgr-pwrstate";
		reg = <0x128 4>;
		#power-domain-cells = <0>;
		#reset-cells = <0>;
		label = DIE_LABEL(soc_dpe);
		apple,always-on; /* Core device */
	};

	DIE_NODE(ps_pms_c1ppt): power-controller@130 {
		compatible = "apple,t6020-pmgr-pwrstate", "apple,t8103-pmgr-pwrstate";
		reg = <0x130 4>;
		#power-domain-cells = <0>;
		#reset-cells = <0>;
		label = DIE_LABEL(pms_c1ppt);
		apple,always-on; /* Core device */
	};

Annotation

Implementation Notes