# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/regulator/active-semi,act8945a.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Active-semi ACT8945a regulator
maintainers:
- Paul Cercueil <paul@crapouillou.net>
properties:
compatible:
const: active-semi,act8945a
reg:
maxItems: 1
system-power-controller:
description:
Indicates that the ACT8945a is responsible for powering OFF
the system.
type: boolean
active-semi,vsel-high:
description:
Indicates the VSEL pin is high. If this property is missing,
the VSEL pin is assumed to be low.
type: boolean
regulators:
type: object
additionalProperties: false
properties:
REG_DCDC1:
type: object
$ref: /schemas/regulator/regulator.yaml#
unevaluatedProperties: false
properties:
vp1-supply:
description: Handle to the VP1 input supply
REG_DCDC2:
type: object
$ref: /schemas/regulator/regulator.yaml#
unevaluatedProperties: false
properties:
vp2-supply:
description: Handle to the VP2 input supply
REG_DCDC3:
type: object
$ref: /schemas/regulator/regulator.yaml#
unevaluatedProperties: false
properties:
vp3-supply:
description: Handle to the VP3 input supply
patternProperties:
"^REG_LDO[1-2]$":
type: object
$ref: /schemas/regulator/regulator.yaml#
unevaluatedProperties: false
properties:
inl45-supply:
description: Handle to the INL45 input supply
"^REG_LDO[3-4]$":
type: object
$ref: /schemas/regulator/regulator.yaml#
unevaluatedProperties: false
properties:
inl67-supply:
description: Handle to the INL67 input supply
charger:
type: object
additionalProperties: false
properties:
compatible:
const: active-semi,act8945a-charger
interrupts:
maxItems: 1
active-semi,chglev-gpios:
description: CGHLEV GPIO
maxItems: 1
active-semi,lbo-gpios:
description: LBO GPIO
maxItems: 1
active-semi,input-voltage-threshold-microvolt:
description: Input voltage threshold
maxItems: 1
active-semi,precondition-timeout:
description: Precondition timeout
$ref: /schemas/types.yaml#/definitions/uint32
active-semi,total-timeout:
description: Total timeout
$ref: /schemas/types.yaml#/definitions/uint32
required:
- compatible
- interrupts
additionalProperties: false
required:
- reg
- compatible
- regulators
examples:
- |
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/mfd/atmel-flexcom.h>
#include <dt-bindings/regulator/active-semi,8945a-regulator.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
pmic@5b {
compatible = "active-semi,act8945a";
reg = <0x5b>;
active-semi,vsel-high;
regulators {
REG_DCDC1 {
regulator-name = "VDD_1V35";
regulator-min-microvolt = <1350000>;
regulator-max-microvolt = <1350000>;
regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
<ACT8945A_REGULATOR_MODE_LOWPOWER>;
regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
regulator-always-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-min-microvolt = <1400000>;
regulator-suspend-max-microvolt = <1400000>;
regulator-changeable-in-suspend;
regulator-mode = <ACT8945A_REGULATOR_MODE_LOWPOWER>;
};
};
REG_DCDC2 {
regulator-name = "VDD_1V2";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1300000>;
regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
<ACT8945A_REGULATOR_MODE_LOWPOWER>;
regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
REG_DCDC3 {
regulator-name = "VDD_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
<ACT8945A_REGULATOR_MODE_LOWPOWER>;
regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
REG_LDO1 {
regulator-name = "VDD_FUSE";
regulator-min-microvolt = <2500000>;
regulator-max-microvolt = <2500000>;
regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
<ACT8945A_REGULATOR_MODE_LOWPOWER>;
regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
REG_LDO2 {
regulator-name = "VDD_3V3_LP";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
<ACT8945A_REGULATOR_MODE_LOWPOWER>;
regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
REG_LDO3 {
regulator-name = "VDD_LED";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
<ACT8945A_REGULATOR_MODE_LOWPOWER>;
regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
REG_LDO4 {
regulator-name = "VDD_SDHC_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
<ACT8945A_REGULATOR_MODE_LOWPOWER>;
regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
};
charger {
compatible = "active-semi,act8945a-charger";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_charger_chglev &pinctrl_charger_lbo &pinctrl_charger_irq>;
interrupt-parent = <&pioA>;
interrupts = <45 IRQ_TYPE_EDGE_RISING>;
active-semi,chglev-gpios = <&pioA 12 GPIO_ACTIVE_HIGH>;
active-semi,lbo-gpios = <&pioA 72 GPIO_ACTIVE_LOW>;
active-semi,input-voltage-threshold-microvolt = <6600>;
active-semi,precondition-timeout = <40>;
active-semi,total-timeout = <3>;
};
};
};