arch/arm/boot/dts/allwinner/axp22x.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/axp22x.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/axp22x.dtsi
Extension
.dtsi
Size
4309 bytes
Lines
177
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

&axp22x {
	interrupt-controller;
	#interrupt-cells = <1>;

	ac_power_supply: ac-power {
		compatible = "x-powers,axp221-ac-power-supply";
		status = "disabled";
	};

	axp_adc: adc {
		compatible = "x-powers,axp221-adc";
		#io-channel-cells = <1>;
	};

	battery_power_supply: battery-power {
		compatible = "x-powers,axp221-battery-power-supply";
		status = "disabled";
	};

	axp_gpio: gpio {
		compatible = "x-powers,axp221-gpio";
		gpio-controller;
		#gpio-cells = <2>;
	};

	regulators {
		/* Default work frequency for buck regulators */
		x-powers,dcdc-freq = <3000>;

		reg_dcdc1: dcdc1 {
			regulator-name = "dcdc1";
		};

		reg_dcdc2: dcdc2 {
			regulator-name = "dcdc2";
		};

		reg_dcdc3: dcdc3 {
			regulator-name = "dcdc3";
		};

		reg_dcdc4: dcdc4 {
			regulator-name = "dcdc4";
		};

		reg_dcdc5: dcdc5 {
			regulator-name = "dcdc5";
		};

		reg_dc1sw: dc1sw {
			regulator-name = "dc1sw";
		};

		reg_dc5ldo: dc5ldo {
			regulator-name = "dc5ldo";
		};

		reg_aldo1: aldo1 {
			regulator-name = "aldo1";
		};

		reg_aldo2: aldo2 {
			regulator-name = "aldo2";
		};

		reg_aldo3: aldo3 {
			regulator-name = "aldo3";
		};

		reg_dldo1: dldo1 {

Annotation

Implementation Notes