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

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

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
Extension
.dtsi
Size
33490 bytes
Lines
1176
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 Main Domain peripherals
 *
 * Copyright (C) 2022-2024 Texas Instruments Incorporated - https://www.ti.com/
 */

&cbass_main {
	oc_sram: sram@70000000 {
		compatible = "mmio-sram";
		reg = <0x00 0x70000000 0x00 0x10000>;
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0x0 0x00 0x70000000 0x10000>;
	};

	gic500: interrupt-controller@1800000 {
		compatible = "arm,gic-v3";
		reg = <0x00 0x01800000 0x00 0x10000>,	/* GICD */
		      <0x00 0x01880000 0x00 0xc0000>,	/* GICR */
		      <0x01 0x00000000 0x00 0x2000>,    /* GICC */
		      <0x01 0x00010000 0x00 0x1000>,    /* GICH */
		      <0x01 0x00020000 0x00 0x2000>;    /* GICV */
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;
		#interrupt-cells = <3>;
		interrupt-controller;
		/*
		 * vcpumntirq:
		 * virtual CPU interface maintenance interrupt
		 */
		interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;

		gic_its: msi-controller@1820000 {
			compatible = "arm,gic-v3-its";
			reg = <0x00 0x01820000 0x00 0x10000>;
			socionext,synquacer-pre-its = <0x1000000 0x400000>;
			msi-controller;
			#msi-cells = <1>;
		};
	};

	main_conf: bus@100000 {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0x00 0x00 0x00100000 0x20000>;

		phy_gmii_sel: phy@4044 {
			compatible = "ti,am654-phy-gmii-sel";
			reg = <0x4044 0x8>;
			#phy-cells = <1>;
			bootph-all;
		};

		epwm_tbclk: clock-controller@4130 {
			compatible = "ti,am62-epwm-tbclk";
			reg = <0x4130 0x4>;
			#clock-cells = <1>;
		};

		audio_refclk0: clock-controller@82e0 {
			compatible = "ti,am62-audio-refclk";
			reg = <0x82e0 0x4>;
			clocks = <&k3_clks 157 0>;
			assigned-clocks = <&k3_clks 157 0>;
			assigned-clock-parents = <&k3_clks 157 8>;
			#clock-cells = <0>;
		};

Annotation

Implementation Notes