arch/arm64/boot/dts/amlogic/meson-gxlx-s905l-p271.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/amlogic/meson-gxlx-s905l-p271.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/amlogic/meson-gxlx-s905l-p271.dts
Extension
.dts
Size
1081 bytes
Lines
52
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) 2024 Christian Hewitt <christianshewitt@gmail.com>
 */

/dts-v1/;

#include "meson-gxl-s905x.dtsi"
#include "meson-gx-p23x-q20x.dtsi"

/ {
	compatible = "amlogic,p271", "amlogic,s905l", "amlogic,meson-gxlx";
	model = "Amlogic Meson GXLX (S905L) P271 Development Board";

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x40000000>;
	};

	sound {
		model = "P271";
	};
};

&apb {
	mali: gpu@c0000 {
		/* Mali 450-MP2 */
		interrupts = <GIC_SPI 160 IRQ_TYPE_LEVEL_HIGH>,
			<GIC_SPI 161 IRQ_TYPE_LEVEL_HIGH>,
			<GIC_SPI 162 IRQ_TYPE_LEVEL_HIGH>,
			<GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>,
			<GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>,
			<GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>,
			<GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>,
			<GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-names = "gp", "gpmmu", "pp", "pmu",
			"pp0", "ppmmu0", "pp1", "ppmmu1";
	};
};

&saradc {
	compatible = "amlogic,meson-gxlx-saradc", "amlogic,meson-saradc";
};

&usb {
	dr_mode = "host";
};

&vdec {
	compatible = "amlogic,gxlx-vdec", "amlogic,gx-vdec";
};

Annotation

Implementation Notes