arch/arm64/boot/dts/ti/k3-am62p-verdin-dahlia.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/ti/k3-am62p-verdin-dahlia.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/ti/k3-am62p-verdin-dahlia.dtsi
Extension
.dtsi
Size
3861 bytes
Lines
229
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-later OR MIT
/*
 * Copyright 2025 Toradex
 *
 * Common dtsi for Verdin AM62P SoM on Dahlia carrier board
 *
 * https://www.toradex.com/computer-on-modules/verdin-arm-family/ti-am62p
 * https://www.toradex.com/products/carrier-board/dahlia-carrier-board-kit
 */

/ {
	aliases {
		eeprom1 = &carrier_eeprom;
	};

	reg_1v8_sw: regulator-1v8-sw {
		compatible = "regulator-fixed";
		regulator-max-microvolt = <1800000>;
		regulator-min-microvolt = <1800000>;
		regulator-name = "On-carrier +V1.8_SW";
	};

	sound {
		compatible = "simple-audio-card";
		simple-audio-card,bitclock-master = <&codec_dai>;
		simple-audio-card,format = "i2s";
		simple-audio-card,frame-master = <&codec_dai>;
		simple-audio-card,mclk-fs = <256>;
		simple-audio-card,name = "verdin-wm8904";
		simple-audio-card,routing =
			"Headphone Jack", "HPOUTL",
			"Headphone Jack", "HPOUTR",
			"IN2L", "Line In Jack",
			"IN2R", "Line In Jack",
			"Microphone Jack", "MICBIAS",
			"IN1L", "Microphone Jack";
		simple-audio-card,widgets =
			"Microphone", "Microphone Jack",
			"Headphone", "Headphone Jack",
			"Line", "Line In Jack";

		codec_dai: simple-audio-card,codec {
			sound-dai = <&wm8904_1a>;
		};

		simple-audio-card,cpu {
			sound-dai = <&mcasp0>;
		};
	};
};

/* Verdin ETHs */
&cpsw3g {
	status = "okay";
};

/* MDIO, shared by Verdin ETH_1 (On-module PHY) and Verdin ETH_2_RGMII */
&cpsw3g_mdio {
	status = "okay";
};

/* Verdin ETH_1 (On-module PHY) */
&cpsw_port1 {
	status = "okay";
};

/* Verdin PWM_3_DSI */
&epwm0 {
	status = "okay";
};

Annotation

Implementation Notes