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

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

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/apple/t602x-dieX.dtsi
Extension
.dtsi
Size
10700 bytes
Lines
341
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
/*
 * Nodes present on both dies of T6022 (M2 Ultra) and present on M2 Pro/Max.
 *
 * Copyright The Asahi Linux Contributors
 */

	DIE_NODE(cpufreq_e): cpufreq@210e20000 {
		compatible = "apple,t6020-cluster-cpufreq", "apple,t8112-cluster-cpufreq";
		reg = <0x2 0x10e20000 0 0x1000>;
		#performance-domain-cells = <0>;
	};

	DIE_NODE(cpufreq_p0): cpufreq@211e20000 {
		compatible = "apple,t6020-cluster-cpufreq", "apple,t8112-cluster-cpufreq";
		reg = <0x2 0x11e20000 0 0x1000>;
		#performance-domain-cells = <0>;
	};

	DIE_NODE(cpufreq_p1): cpufreq@212e20000 {
		compatible = "apple,t6020-cluster-cpufreq", "apple,t8112-cluster-cpufreq";
		reg = <0x2 0x12e20000 0 0x1000>;
		#performance-domain-cells = <0>;
	};

	DIE_NODE(pmgr): power-management@28e080000 {
		compatible = "apple,t6020-pmgr", "apple,t8103-pmgr", "syscon", "simple-mfd";
		#address-cells = <1>;
		#size-cells = <1>;
		reg = <0x2 0x8e080000 0 0x8000>;
	};

	DIE_NODE(pmgr_south): power-management@28e680000 {
		compatible = "apple,t6020-pmgr", "apple,t8103-pmgr", "syscon", "simple-mfd";
		#address-cells = <1>;
		#size-cells = <1>;
		reg = <0x2 0x8e680000 0 0x8000>;
	};

	DIE_NODE(pmgr_east): power-management@290280000 {
		compatible = "apple,t6020-pmgr", "apple,t8103-pmgr", "syscon", "simple-mfd";
		#address-cells = <1>;
		#size-cells = <1>;
		reg = <0x2 0x90280000 0 0xc000>;
	};

	DIE_NODE(pinctrl_nub): pinctrl@29e1f0000 {
		compatible = "apple,t6020-pinctrl", "apple,t8103-pinctrl";
		reg = <0x2 0x9e1f0000 0x0 0x4000>;
		power-domains = <&DIE_NODE(ps_nub_gpio)>;

		gpio-controller;
		#gpio-cells = <2>;
		gpio-ranges = <&DIE_NODE(pinctrl_nub) 0 0 30>;
		apple,npins = <30>;

		interrupt-controller;
		#interrupt-cells = <2>;
		interrupt-parent = <&aic>;
		interrupts = <AIC_IRQ DIE_NO 711 IRQ_TYPE_LEVEL_HIGH>,
				<AIC_IRQ DIE_NO 712 IRQ_TYPE_LEVEL_HIGH>,
				<AIC_IRQ DIE_NO 713 IRQ_TYPE_LEVEL_HIGH>,
				<AIC_IRQ DIE_NO 714 IRQ_TYPE_LEVEL_HIGH>,
				<AIC_IRQ DIE_NO 715 IRQ_TYPE_LEVEL_HIGH>,
				<AIC_IRQ DIE_NO 716 IRQ_TYPE_LEVEL_HIGH>,
				<AIC_IRQ DIE_NO 717 IRQ_TYPE_LEVEL_HIGH>;
	};

	DIE_NODE(pmgr_mini): power-management@29e280000 {
		compatible = "apple,t6020-pmgr", "apple,t8103-pmgr", "syscon", "simple-mfd";

Annotation

Implementation Notes