arch/arm64/boot/dts/marvell/cn9130-db.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/marvell/cn9130-db.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/marvell/cn9130-db.dtsi
Extension
.dtsi
Size
8067 bytes
Lines
408
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) 2019 Marvell International Ltd.
 *
 * Device tree for the CN9130-DB board.
 */

#include "cn9130.dtsi"

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

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

	aliases {
		gpio1 = &cp0_gpio1;
		gpio2 = &cp0_gpio2;
		i2c0 = &cp0_i2c0;
		ethernet0 = &cp0_eth0;
		ethernet1 = &cp0_eth1;
		ethernet2 = &cp0_eth2;
		spi1 = &cp0_spi0;
		spi2 = &cp0_spi1;
	};

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x80000000>;
	};

	ap0_reg_sd_vccq: regulator-1 {
		compatible = "regulator-gpio";
		regulator-name = "ap0_sd_vccq";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;
		gpios = <&expander0 8 GPIO_ACTIVE_HIGH>;
		states = <1800000 0x1 3300000 0x0>;
	};

	cp0_reg_usb3_vbus0: regulator-2 {
		compatible = "regulator-fixed";
		regulator-name = "cp0-xhci0-vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		gpio = <&expander0 0 GPIO_ACTIVE_HIGH>;
	};

	cp0_usb3_0_phy0: usb-phy-1 {
		compatible = "usb-nop-xceiv";
		#phy-cells = <0>;
		vcc-supply = <&cp0_reg_usb3_vbus0>;
	};

	cp0_reg_usb3_vbus1: regulator-3 {
		compatible = "regulator-fixed";
		regulator-name = "cp0-xhci1-vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		gpio = <&expander0 1 GPIO_ACTIVE_HIGH>;
	};

	cp0_usb3_0_phy1: usb-phy-2 {
		compatible = "usb-nop-xceiv";
		#phy-cells = <0>;
		vcc-supply = <&cp0_reg_usb3_vbus1>;
	};

Annotation

Implementation Notes