arch/arm/boot/dts/allwinner/sun8i-r16-parrot.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/sun8i-r16-parrot.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun8i-r16-parrot.dts
Extension
.dts
Size
6868 bytes
Lines
314
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

/dts-v1/;
#include "sun8i-a33.dtsi"
#include "sunxi-common-regulators.dtsi"

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "Allwinner R16 EVB (Parrot)";
	compatible = "allwinner,parrot", "allwinner,sun8i-a33";

	aliases {
		serial0 = &uart0;
	};

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

	leds {
		compatible = "gpio-leds";

		led-1 {
			label = "parrot:led1:usr";
			gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
		};

		led-2 {
			label = "parrot:led2:usr";
			gpios = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */
		};
	};

	wifi_pwrseq: pwrseq {
		compatible = "mmc-pwrseq-simple";
		reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL06 */
	};

};

&codec {
	status = "okay";
};

&dai {
	status = "okay";
};

&ehci0 {
	status = "okay";
};

&i2c1 {
	status = "okay";

	/*
	 * FIXME: An as-yet-unknown accelerometer is connected to this
	 * i2c bus.
	 */
};

&lradc {
	vref-supply = <&reg_aldo3>;
	status = "okay";

	button-190 {
		label = "V+";
		linux,code = <KEY_VOLUMEUP>;
		channel = <0>;
		voltage = <190000>;

Annotation

Implementation Notes