arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi
Extension
.dtsi
Size
1381 bytes
Lines
86
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 BayLibre, SAS
 * Author: Neil Armstrong <narmstrong@baylibre.com>
 * Copyright (c) 2019 Christian Hewitt <christianshewitt@gmail.com>
 */

/ {
	model = "Khadas VIM3";

	vddcpu_a: regulator-vddcpu-a {
		/*
		 * MP8756GD Regulator.
		 */
		compatible = "pwm-regulator";

		regulator-name = "VDDCPU_A";
		regulator-min-microvolt = <690000>;
		regulator-max-microvolt = <1050000>;

		pwm-supply = <&dc_in>;

		pwms = <&pwm_ab 0 1250 0>;
		pwm-dutycycle-range = <100 0>;

		regulator-boot-on;
		regulator-always-on;
	};

	vddcpu_b: regulator-vddcpu-b {
		/*
		 * Silergy SY8030DEC Regulator.
		 */
		compatible = "pwm-regulator";

		regulator-name = "VDDCPU_B";
		regulator-min-microvolt = <690000>;
		regulator-max-microvolt = <1050000>;

		pwm-supply = <&vsys_3v3>;

		pwms = <&pwm_AO_cd 1 1250 0>;
		pwm-dutycycle-range = <100 0>;

		regulator-boot-on;
		regulator-always-on;
	};
};

&cpu0 {
	cpu-supply = <&vddcpu_b>;
};

&cpu1 {
	cpu-supply = <&vddcpu_b>;
};

&cpu100 {
	cpu-supply = <&vddcpu_a>;
};

&cpu101 {
	cpu-supply = <&vddcpu_a>;
};

&cpu102 {
	cpu-supply = <&vddcpu_a>;
};

&cpu103 {

Annotation

Implementation Notes