arch/arm64/boot/dts/amlogic/meson-axg.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/amlogic/meson-axg.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/amlogic/meson-axg.dtsi
Extension
.dtsi
Size
47340 bytes
Lines
2053
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) 2017 Amlogic, Inc. All rights reserved.
 */

#include <dt-bindings/clock/axg-aoclkc.h>
#include <dt-bindings/clock/axg-audio-clkc.h>
#include <dt-bindings/clock/axg-clkc.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/gpio/meson-axg-gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/reset/amlogic,meson-axg-audio-arb.h>
#include <dt-bindings/reset/amlogic,meson-axg-reset.h>
#include <dt-bindings/power/meson-axg-power.h>

/ {
	compatible = "amlogic,meson-axg";

	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

	tdmif_a: audio-controller-0 {
		compatible = "amlogic,axg-tdm-iface";
		#sound-dai-cells = <0>;
		sound-name-prefix = "TDM_A";
		clocks = <&clkc_audio AUD_CLKID_MST_A_SCLK>,
			 <&clkc_audio AUD_CLKID_MST_A_LRCLK>,
			 <&clkc_audio AUD_CLKID_MST_A_MCLK>;
		clock-names = "sclk", "lrclk", "mclk";
		status = "disabled";
	};

	tdmif_b: audio-controller-1 {
		compatible = "amlogic,axg-tdm-iface";
		#sound-dai-cells = <0>;
		sound-name-prefix = "TDM_B";
		clocks = <&clkc_audio AUD_CLKID_MST_B_SCLK>,
			 <&clkc_audio AUD_CLKID_MST_B_LRCLK>,
			 <&clkc_audio AUD_CLKID_MST_B_MCLK>;
		clock-names = "sclk", "lrclk", "mclk";
		status = "disabled";
	};

	tdmif_c: audio-controller-2 {
		compatible = "amlogic,axg-tdm-iface";
		#sound-dai-cells = <0>;
		sound-name-prefix = "TDM_C";
		clocks = <&clkc_audio AUD_CLKID_MST_C_SCLK>,
			 <&clkc_audio AUD_CLKID_MST_C_LRCLK>,
			 <&clkc_audio AUD_CLKID_MST_C_MCLK>;
		clock-names = "sclk", "lrclk", "mclk";
		status = "disabled";
	};

	arm-pmu {
		compatible = "arm,cortex-a53-pmu";
		interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
	};

	cpus {
		#address-cells = <0x2>;
		#size-cells = <0x0>;

		cpu0: cpu@0 {

Annotation

Implementation Notes