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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/mfd/rockchip,rk801.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: RK801 Power Management Integrated Circuit
maintainers:
- Joseph Chen <chenjh@rock-chips.com>
description: |
Rockchip RK801 series PMIC. This device consists of an i2c controlled MFD
that includes multiple switchable regulators.
properties:
compatible:
enum:
- rockchip,rk801
reg:
maxItems: 1
interrupts:
maxItems: 1
system-power-controller:
type: boolean
description:
Telling whether or not this PMIC is controlling the system power.
wakeup-source:
type: boolean
description:
Device can be used as a wakeup source.
vcc1-supply:
description:
The input supply for dcdc1.
vcc2-supply:
description:
The input supply for dcdc2.
vcc3-supply:
description:
The input supply for dcdc3.
vcc4-supply:
description:
The input supply for dcdc4.
vcc5-supply:
description:
The input supply for ldo1.
vcc6-supply:
description:
The input supply for ldo2.
vcc7-supply:
description:
The input supply for switch.
regulators:
type: object
patternProperties:
"^(dcdc[1-4]|ldo[1-2]|switch)$":
type: object
$ref: /schemas/regulator/regulator.yaml#
unevaluatedProperties: false
additionalProperties: false
required:
- compatible
- reg
- interrupts
additionalProperties: false
examples:
- |
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/gpio/gpio.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
rk801: pmic@27 {
compatible = "rockchip,rk801";
reg = <0x27>;
interrupt-parent = <&gpio0>;
interrupts = <RK_PC0 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pmic_int_l>;
system-power-controller;
wakeup-source;
vcc1-supply = <&vcc_sys>;
vcc2-supply = <&vcc_sys>;
vcc3-supply = <&vcc_sys>;
vcc4-supply = <&vcc_sys>;
vcc5-supply = <&vcc3v3_sys>;
vcc6-supply = <&vcc3v3_sys>;
vcc7-supply = <&vcc3v3_sys>;
regulators {
vdd_cpu: dcdc1 {
regulator-name = "vdd_cpu";
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <1500000>;
regulator-initial-mode = <0x1>;
regulator-boot-on;
regulator-always-on;
regulator-state-mem {
regulator-mode = <0x2>;
regulator-off-in-suspend;
regulator-suspend-microvolt = <950000>;
};
};
vcc3v3_sys: dcdc2 {
regulator-name = "vcc3v3_sys";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-initial-mode = <0x1>;
regulator-boot-on;
regulator-always-on;
regulator-state-mem {
regulator-mode = <0x2>;
regulator-on-in-suspend;
regulator-suspend-microvolt = <3300000>;
};
};
vcc_ddr: dcdc3 {
regulator-name = "vcc_ddr";
regulator-boot-on;
regulator-always-on;
regulator-state-mem {
regulator-mode = <0x2>;
regulator-on-in-suspend;
};
};
vdd_logic: dcdc4 {
regulator-name = "vdd_logic";
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <1500000>;
regulator-initial-mode = <0x1>;
regulator-boot-on;
regulator-always-on;
regulator-state-mem {
regulator-mode = <0x2>;
regulator-off-in-suspend;
regulator-suspend-microvolt = <900000>;
};
};
vdd0v9_sys: ldo1 {
regulator-name = "vdd0v9_sys";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <900000>;
regulator-boot-on;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <900000>;
};
};
vcc_1v8: ldo2 {
regulator-name = "vcc_1v8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
vcc_3v3: switch {
regulator-name = "vcc_3v3";
regulator-boot-on;
regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <3300000>;
};
};
};
};
};
|
