arch/arm/boot/dts/nxp/imx/imx6qdl-hummingboard2.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx6qdl-hummingboard2.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx6qdl-hummingboard2.dtsi
Extension
.dtsi
Size
15134 bytes
Lines
581
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

#include <dt-bindings/sound/fsl-imx-audmux.h>

/ {
	aliases {
		rtc0 = &pcf8523;
		rtc1 = &snvs_rtc;
	};

	/* Will be filled by the bootloader */
	memory@10000000 {
		device_type = "memory";
		reg = <0x10000000 0>;
	};

	chosen {
		stdout-path = &uart1;
	};

	ir_recv: ir-receiver {
		compatible = "gpio-ir-receiver";
		gpios = <&gpio7 9 GPIO_ACTIVE_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_hummingboard2_gpio7_9>;
		linux,rc-map-name = "rc-rc6-mce";
	};

	v_3v2: regulator-v-3v2 {
		compatible = "regulator-fixed";
		regulator-always-on;
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "v_3v2";
	};

	v_5v0: regulator-v-5v0 {
		compatible = "regulator-fixed";
		regulator-always-on;
		regulator-max-microvolt = <5000000>;
		regulator-min-microvolt = <5000000>;
		regulator-name = "v_5v0";
	};

	vcc_1p8: regulator-vcc-1p8 {
		compatible = "regulator-fixed";
		regulator-always-on;
		regulator-max-microvolt = <1800000>;
		regulator-min-microvolt = <1800000>;
		regulator-name = "vcc_1p8";
		vin-supply = <&v_3v2>;
	};

	v_sd: regulator-v-sd {
		compatible = "regulator-fixed";
		gpio = <&gpio4 30 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_hummingboard2_vmmc>;
		regulator-boot-on;
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "v_sd";
		startup-delay-us = <1000>;
		vin-supply = <&v_3v2>;
	};

	v_usb1: regulator-v-usb1 {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_hummingboard2_usbotg_vbus>;

Annotation

Implementation Notes