arch/arm/boot/dts/allwinner/sun8i-r16-nintendo-nes-classic.dts

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

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun8i-r16-nintendo-nes-classic.dts
Extension
.dts
Size
1016 bytes
Lines
55
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 X11
/* Copyright (c) 2016 FUKAUMI Naoki <naobsd@gmail.com> */

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

/ {
	model = "Nintendo NES Classic Edition";
	compatible = "nintendo,nes-classic", "allwinner,sun8i-r16",
		     "allwinner,sun8i-a33";

	aliases {
		serial0 = &uart0;
	};

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

&uart0 {
	/*
	 * UART0 is available on two ports: PB and PF, both are accessible.
	 * PF can also be used for the SD card so PB is preferred.
	 */
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pf_pins>;
	status = "okay";
};

&nfc {
	status = "okay";

	/* 2Gb Macronix MX30LF2G18AC (3V) */
	nand@0 {
		reg = <0>;
		allwinner,rb = <0>;
		nand-ecc-mode = "hw";
		nand-ecc-strength = <16>;
		nand-ecc-step-size = <1024>;
	};
};

&usb_otg {
	status = "okay";
	dr_mode = "otg";
};

&usbphy {
	/* VBUS is always on because it is wired to the power supply */
	usb1_vbus-supply = <&reg_vcc5v0>;
	status = "okay";
};

Annotation

Implementation Notes