arch/arm64/boot/dts/allwinner/sun50i-h5-libretech-all-h5-cc.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/allwinner/sun50i-h5-libretech-all-h5-cc.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/allwinner/sun50i-h5-libretech-all-h5-cc.dts
Extension
.dts
Size
1250 bytes
Lines
62
Domain
Architecture Layer
Bucket
arch/arm64
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) 2020 Chen-Yu Tsai <wens@csie.org>

#include "sun50i-h5-libretech-all-h3-cc.dts"

/ {
	model = "Libre Computer Board ALL-H5-CC H5";
	compatible = "libretech,all-h5-cc-h5", "allwinner,sun50i-h5";

	aliases {
		spi0 = &spi0;
	};

	reg_gmac_3v3: gmac-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "gmac-3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		startup-delay-us = <5000>;
		enable-active-high;
		gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>;
		vin-supply = <&reg_vcc5v0>;
	};
};

&codec {
	/* No line out; only onboard microphone */
	allwinner,audio-routing =
		"MIC1", "Mic",
		"Mic",  "MBIAS";
};

/* This board has external PHY */
&emac {
	pinctrl-names = "default";
	pinctrl-0 = <&emac_rgmii_pins>;
	phy-supply = <&reg_gmac_3v3>;
	phy-handle = <&ext_rgmii_phy>;
	phy-mode = "rgmii-id";
	/delete-property/ allwinner,leds-active-low;
	status = "okay";
};

&external_mdio {
	ext_rgmii_phy: ethernet-phy@1 {
		compatible = "ethernet-phy-ieee802.3-c22";
		reg = <1>;
	};
};

&spi0  {
	status = "okay";

	flash@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <50000000>;
	};
};

Annotation

Implementation Notes