arch/arm/boot/dts/allwinner/sun8i-h3-nanopi-neo-air.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/sun8i-h3-nanopi-neo-air.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun8i-h3-nanopi-neo-air.dts
Extension
.dts
Size
3995 bytes
Lines
144
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-h3.dtsi"
#include "sunxi-common-regulators.dtsi"

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

/ {
	model = "FriendlyARM NanoPi NEO Air";
	compatible = "friendlyarm,nanopi-neo-air", "allwinner,sun8i-h3";

	aliases {
		serial0 = &uart0;
	};

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

	leds {
		compatible = "gpio-leds";

		led-0 {
			label = "nanopi:green:pwr";
			gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
			default-state = "on";
		};

		led-1 {
			label = "nanopi:blue:status";
			gpios = <&pio 0 10 GPIO_ACTIVE_HIGH>; /* PA10 */
		};
	};

	wifi_pwrseq: pwrseq {
		compatible = "mmc-pwrseq-simple";
		reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
	};
};

&mmc0 {
	vmmc-supply = <&reg_vcc3v3>;
	bus-width = <4>;
	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
	status = "okay";
};

&mmc1 {
	vmmc-supply = <&reg_vcc3v3>;
	vqmmc-supply = <&reg_vcc3v3>;
	mmc-pwrseq = <&wifi_pwrseq>;
	bus-width = <4>;
	non-removable;
	status = "okay";

	brcmf: wifi@1 {
		reg = <1>;
		compatible = "brcm,bcm4329-fmac";
		interrupt-parent = <&pio>;
		interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
		interrupt-names = "host-wake";
	};
};

&mmc2 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc2_8bit_pins>;
	vmmc-supply = <&reg_vcc3v3>;
	vqmmc-supply = <&reg_vcc3v3>;
	bus-width = <8>;
	non-removable;

Annotation

Implementation Notes