arch/arm64/boot/dts/amlogic/meson-gxl-s905x-vero4k.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-vero4k.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/amlogic/meson-gxl-s905x-vero4k.dts
Extension
.dts
Size
3776 bytes
Lines
204
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-p212.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/sound/meson-aiu.h>

/ {
	compatible = "osmc,vero4k", "amlogic,s905x", "amlogic,meson-gxl";
	model = "OSMC Vero 4K";

	reserved-memory {
		/* 32 MiB reserved for ARM Trusted Firmware (BL32) */
		secmon_reserved_bl32: secmon@5300000 {
			reg = <0x0 0x05300000 0x0 0x2000000>;
			no-map;
		};
	};

	gpio-keys-polled {
		compatible = "gpio-keys-polled";
		poll-interval = <20>;

		button {
			label = "power";
			linux,code = <KEY_POWER>;
			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
		};
	};

	leds {
		compatible = "gpio-leds";

		led-standby {
			color = <LED_COLOR_ID_RED>;
			function = LED_FUNCTION_POWER;
			gpios = <&gpio GPIODV_24 GPIO_ACTIVE_LOW>;
			default-state = "off";
			panic-indicator;
		};
	};

	dio2133: analog-amplifier {
		compatible = "simple-audio-amplifier";
		sound-name-prefix = "AU2";
		VCC-supply = <&hdmi_5v>;
		enable-gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
	};

	spdif_dit: audio-codec-0 {
		#sound-dai-cells = <0>;
		compatible = "linux,spdif-dit";
		sound-name-prefix = "DIT";
	};

	cvbs-connector {
		compatible = "composite-video-connector";

		port {
			cvbs_connector_in: endpoint {
				remote-endpoint = <&cvbs_vdac_out>;
			};
		};
	};

Annotation

Implementation Notes