arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-pbab01.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-pbab01.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-pbab01.dtsi
Extension
.dtsi
Size
2889 bytes
Lines
174
Domain
Architecture Layer
Bucket
arch/arm
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
/*
 * Copyright 2013 Christian Hemp, Phytec Messtechnik GmbH
 */

#include <dt-bindings/sound/fsl-imx-audmux.h>

/ {
	chosen {
		stdout-path = &uart4;
	};

	sound_1v8: regulator-sound-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "i2s-audio-1v8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	sound_3v3: regulator-sound-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "i2s-audio-3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	tlv320_mclk: oscillator {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <19200000>;
		clock-output-names = "tlv320-mclk";
	};

	sound {
		compatible = "simple-audio-card";
		simple-audio-card,name = "OnboardTLV320AIC3007";
		simple-audio-card,format = "i2s";
		simple-audio-card,bitclock-master = <&dailink_master>;
		simple-audio-card,frame-master = <&dailink_master>;
		simple-audio-card,widgets =
			"Microphone", "Mic Jack",
			"Line", "Line In",
			"Line", "Line Out",
			"Speaker", "Speaker",
			"Headphone", "Headphone Jack";
		simple-audio-card,routing =
			"Line Out", "LLOUT",
			"Line Out", "RLOUT",
			"Speaker", "SPOP",
			"Speaker", "SPOM",
			"Headphone Jack", "HPLOUT",
			"Headphone Jack", "HPROUT",
			"MIC3L", "Mic Jack",
			"MIC3R", "Mic Jack",
			"Mic Jack", "Mic Bias",
			"LINE1L", "Line In",
			"LINE1R", "Line In";

		simple-audio-card,cpu {
			sound-dai = <&ssi2>;
		};

		dailink_master: simple-audio-card,codec {
			sound-dai = <&codec>;
			clocks = <&tlv320_mclk>;
		};
	};

};

Annotation

Implementation Notes