arch/arm/boot/dts/gemini/gemini-wbd222.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/gemini/gemini-wbd222.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/gemini/gemini-wbd222.dts
Extension
.dts
Size
2919 bytes
Lines
155
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
/*
 * Device Tree file for Wiliboard WBD-222
 */

/dts-v1/;

#include "gemini.dtsi"
#include <dt-bindings/input/input.h>

/ {
	model = "Wiliboard WBD-222";
	compatible = "wiligear,wiliboard-wbd222", "cortina,gemini";
	#address-cells = <1>;
	#size-cells = <1>;

	memory@0 { /* 128 MB */
		device_type = "memory";
		reg = <0x00000000 0x8000000>;
	};

	chosen {
		bootargs = "console=ttyS0,115200n8";
		stdout-path = &uart0;
	};

	gpio_keys {
		compatible = "gpio-keys";

		button-reset {
			debounce-interval = <100>;
			wakeup-source;
			linux,code = <KEY_RESTART>;
			label = "reset";
			/* Conflict with ICE */
			gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
		};
	};

	leds {
		compatible = "gpio-leds";

		led-red-l3 {
			label = "wbd111:red:L3";
			/* Conflict with TVC and extended parallel flash */
			gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};
		led-green-l4 {
			label = "wbd111:green:L4";
			/* Conflict with TVC and extended parallel flash */
			gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};
		led-red-l4 {
			label = "wbd111:red:L4";
			/* Conflict with TVC and extended parallel flash */
			gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};
		led-green-l3 {
			label = "wbd111:green:L3";
			/* Conflict with TVC and extended parallel flash */
			gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>;
			default-state = "on";
			linux,default-trigger = "heartbeat";
		};
	};

	mdio0: mdio {

Annotation

Implementation Notes