arch/arm/boot/dts/qcom/qcom-apq8060-dragonboard.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/qcom/qcom-apq8060-dragonboard.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/qcom/qcom-apq8060-dragonboard.dts
Extension
.dts
Size
23648 bytes
Lines
1025
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 BSD-2-Clause)
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
#include <dt-bindings/pinctrl/qcom,pmic-mpp.h>
#include "qcom-msm8660.dtsi"
#include "pm8058.dtsi"

/ {
	model = "Qualcomm APQ8060 Dragonboard";
	compatible = "qcom,apq8060-dragonboard", "qcom,msm8660";

	aliases {
		serial0 = &gsbi12_serial;
	};

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

	/* Main power of the board: 3.7V */
	vph: regulator-fixed {
		compatible = "regulator-fixed";
		regulator-min-microvolt = <3700000>;
		regulator-max-microvolt = <3700000>;
		regulator-name = "VPH";
		regulator-always-on;
		regulator-boot-on;
	};

	/* GPIO controlled ethernet power regulator */
	dragon_veth: xc622a331mrg {
		compatible = "regulator-fixed";
		regulator-name = "XC6222A331MR-G";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vph>;
		gpio = <&pm8058_gpio 40 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		pinctrl-names = "default";
		pinctrl-0 = <&dragon_veth_gpios>;
		regulator-always-on;
	};

	/* VDDvario fixed regulator */
	dragon_vario: nds332p {
		compatible = "regulator-fixed";
		regulator-name = "NDS332P";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&pm8058_s3>;
	};

	/* This is a levelshifter for SDCC5 */
	dragon_vio_txb: txb0104rgyr {
		compatible = "regulator-fixed";
		regulator-name = "Dragon SDCC levelshifter";
		vin-supply = <&pm8058_l14>;
		regulator-always-on;
	};

	/*
	 * Capella CM3605 light and proximity sensor mounted directly
	 * on the sensor board.
	 */
	cm3605 {
		compatible = "capella,cm3605";
		vdd-supply = <&pm8058_l14>; // 2.85V
		aset-gpios = <&pm8058_gpio 35 GPIO_ACTIVE_LOW>;

Annotation

Implementation Notes