arch/arm/boot/dts/allwinner/sun7i-a20-icnova-a20-adb4006.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/sun7i-a20-icnova-a20-adb4006.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun7i-a20-icnova-a20-adb4006.dts
Extension
.dts
Size
2025 bytes
Lines
138
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 MIT)
// Copyright (C) 2023 In-Circuit GmbH

/dts-v1/;

#include "sun7i-a20-icnova-a20.dtsi"

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/leds/common.h>

/ {
	model = "In-Circuit ICnova A20 ADB4006";
	compatible = "incircuit,icnova-a20-adb4006", "incircuit,icnova-a20",
		     "allwinner,sun7i-a20";

	aliases {
		serial0 = &uart0;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	hdmi-connector {
		compatible = "hdmi-connector";
		type = "a";

		port {
			hdmi_con_in: endpoint {
				remote-endpoint = <&hdmi_out_con>;
			};
		};
	};

	leds {
		compatible = "gpio-leds";

		led-0 {
			function = LED_FUNCTION_POWER;
			color = <LED_COLOR_ID_YELLOW>;
			gpios = <&pio 7 21 GPIO_ACTIVE_HIGH>; /* PH21 */
			default-state = "on";
		};

		led-1 {
			function = LED_FUNCTION_HEARTBEAT;
			color = <LED_COLOR_ID_RED>;
			gpios = <&pio 7 20 GPIO_ACTIVE_HIGH>; /* PH20 */
			linux,default-trigger = "heartbeat";
		};
	};
};

&ahci {
	target-supply = <&reg_ahci_5v>;
	status = "okay";
};

&codec {
	status = "okay";
};

&de {
	status = "okay";
};

&ehci0 {
	status = "okay";
};

Annotation

Implementation Notes