arch/arm64/boot/dts/amlogic/meson-g12b-a311d-libretech-cc.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/amlogic/meson-g12b-a311d-libretech-cc.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/amlogic/meson-g12b-a311d-libretech-cc.dts
Extension
.dts
Size
2548 bytes
Lines
105
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)
/*
 * Copyright (c) 2023 BayLibre, SAS.
 * Author: Jerome Brunet <jbrunet@baylibre.com>
 */

/dts-v1/;

#include "meson-g12b-a311d.dtsi"
#include "meson-libretech-cottonwood.dtsi"

/ {
	compatible = "libretech,aml-a311d-cc", "amlogic,a311d", "amlogic,g12b";
	model = "Libre Computer AML-A311D-CC Alta";

	vddcpu_a: regulator-vddcpu-a {
		compatible = "pwm-regulator";
		regulator-name = "VDDCPU_A";
		regulator-min-microvolt = <730000>;
		regulator-max-microvolt = <1011000>;
		regulator-boot-on;
		regulator-always-on;
		pwm-supply = <&dc_in>;
		pwms = <&pwm_ab 0 1250 0>;
		pwm-dutycycle-range = <100 0>;
	};

	sound {
		model = "LC-ALTA";
		audio-routing = "TDMOUT_A IN 0", "FRDDR_A OUT 0",
				"TDMOUT_A IN 1", "FRDDR_B OUT 0",
				"TDMOUT_A IN 2", "FRDDR_C OUT 0",
				"TDM_A Playback", "TDMOUT_A OUT",
				"TDMOUT_B IN 0", "FRDDR_A OUT 1",
				"TDMOUT_B IN 1", "FRDDR_B OUT 1",
				"TDMOUT_B IN 2", "FRDDR_C OUT 1",
				"TDM_B Playback", "TDMOUT_B OUT",
				"TDMOUT_C IN 0", "FRDDR_A OUT 2",
				"TDMOUT_C IN 1", "FRDDR_B OUT 2",
				"TDMOUT_C IN 2", "FRDDR_C OUT 2",
				"TDM_C Playback", "TDMOUT_C OUT",
				"TDMIN_A IN 0", "TDM_A Capture",
				"TDMIN_B IN 0", "TDM_A Capture",
				"TDMIN_C IN 0", "TDM_A Capture",
				"TDMIN_A IN 3", "TDM_A Loopback",
				"TDMIN_B IN 3", "TDM_A Loopback",
				"TDMIN_C IN 3", "TDM_A Loopback",
				"TDMIN_A IN 1", "TDM_B Capture",
				"TDMIN_B IN 1", "TDM_B Capture",
				"TDMIN_C IN 1", "TDM_B Capture",
				"TDMIN_A IN 4", "TDM_B Loopback",
				"TDMIN_B IN 4", "TDM_B Loopback",
				"TDMIN_C IN 4", "TDM_B Loopback",
				"TDMIN_A IN 2", "TDM_C Capture",
				"TDMIN_B IN 2", "TDM_C Capture",
				"TDMIN_C IN 2", "TDM_C Capture",
				"TDMIN_A IN 5", "TDM_C Loopback",
				"TDMIN_B IN 5", "TDM_C Loopback",
				"TDMIN_C IN 5", "TDM_C Loopback",
				"TODDR_A IN 0", "TDMIN_A OUT",
				"TODDR_B IN 0", "TDMIN_A OUT",
				"TODDR_C IN 0", "TDMIN_A OUT",
				"TODDR_A IN 1", "TDMIN_B OUT",
				"TODDR_B IN 1", "TDMIN_B OUT",
				"TODDR_C IN 1", "TDMIN_B OUT",
				"TODDR_A IN 2", "TDMIN_C OUT",
				"TODDR_B IN 2", "TDMIN_C OUT",
				"TODDR_C IN 2", "TDMIN_C OUT",
				"Lineout", "ACODEC LOLP",
				"Lineout", "ACODEC LORP";

Annotation

Implementation Notes