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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/mfd/samsung,s2mpa01.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Samsung S2MPA01 Power Management IC
maintainers:
- Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
description: |
This is a part of device tree bindings for S2M and S5M family of Power
Management IC (PMIC).
The Samsung S2MPA01 is a Power Management IC which includes voltage
and current regulators, RTC, clock outputs and other sub-blocks.
properties:
compatible:
const: samsung,s2mpa01-pmic
interrupts:
maxItems: 1
reg:
maxItems: 1
regulators:
$ref: ../regulator/samsung,s2mpa01.yaml
description:
List of child nodes that specify the regulators.
wakeup-source: true
required:
- compatible
- reg
- regulators
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
pmic@66 {
compatible = "samsung,s2mpa01-pmic";
reg = <0x66>;
regulators {
ldo1_reg: LDO1 {
regulator-name = "VDD_ALIVE";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
};
ldo2_reg: LDO2 {
regulator-name = "VDDQ_MMC2";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
};
// ...
buck1_reg: BUCK1 {
regulator-name = "vdd_mif";
regulator-min-microvolt = <950000>;
regulator-max-microvolt = <1350000>;
regulator-always-on;
regulator-boot-on;
};
buck2_reg: BUCK2 {
regulator-name = "vdd_arm";
regulator-min-microvolt = <950000>;
regulator-max-microvolt = <1350000>;
regulator-always-on;
regulator-boot-on;
regulator-ramp-delay = <50000>;
};
// ...
};
};
};
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