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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,rk817.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: RK817 Power Management Integrated Circuit
maintainers:
- Chris Zhong <zyw@rock-chips.com>
- Zhang Qing <zhangqing@rock-chips.com>
description: |
Rockchip RK817 series PMIC. This device consists of an i2c controlled MFD
that includes regulators, an RTC, a power button, an audio codec, and a
battery charger manager.
properties:
compatible:
enum:
- rockchip,rk817
reg:
maxItems: 1
interrupts:
maxItems: 1
'#clock-cells':
description:
See <dt-bindings/clock/rockchip,rk808.h> for clock IDs.
minimum: 0
maximum: 1
clock-output-names:
description:
From common clock binding to override the default output clock name.
rockchip,system-power-controller:
type: boolean
description:
Telling whether or not this PMIC is controlling the system power.
wakeup-source:
type: boolean
description:
Device can be used as a wakeup source.
vcc1-supply:
description:
The input supply for DCDC_REG1.
vcc2-supply:
description:
The input supply for DCDC_REG2.
vcc3-supply:
description:
The input supply for DCDC_REG3.
vcc4-supply:
description:
The input supply for DCDC_REG4.
vcc5-supply:
description:
The input supply for LDO_REG1, LDO_REG2, and LDO_REG3.
vcc6-supply:
description:
The input supply for LDO_REG4, LDO_REG5, and LDO_REG6.
vcc7-supply:
description:
The input supply for LDO_REG7, LDO_REG8, and LDO_REG9.
vcc8-supply:
description:
The input supply for BOOST.
vcc9-supply:
description:
The input supply for OTG_SWITCH.
regulators:
type: object
patternProperties:
"^(LDO_REG[1-9]|DCDC_REG[1-4]|BOOST|OTG_SWITCH)$":
type: object
$ref: ../regulator/regulator.yaml#
unevaluatedProperties: false
clocks:
description:
The input clock for the audio codec.
clock-names:
description:
The clock name for the codec clock.
items:
- const: mclk
'#sound-dai-cells':
description:
Needed for the interpretation of sound dais.
const: 0
codec:
description: |
The child node for the codec to hold additional properties. If no
additional properties are required for the codec, this node can be
omitted.
type: object
properties:
rockchip,mic-in-differential:
type: boolean
description:
Describes if the microphone uses differential mode.
allOf:
- if:
properties:
'#clock-cells':
const: 0
then:
properties:
clock-output-names:
maxItems: 1
else:
properties:
clock-output-names:
maxItems: 2
required:
- compatible
- reg
- interrupts
- "#clock-cells"
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/px30-cru.h>
#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>;
rk817: pmic@20 {
compatible = "rockchip,rk817";
reg = <0x20>;
interrupt-parent = <&gpio0>;
interrupts = <RK_PB2 IRQ_TYPE_LEVEL_LOW>;
clock-output-names = "rk808-clkout1", "xin32k";
clock-names = "mclk";
clocks = <&cru SCLK_I2S1_OUT>;
pinctrl-names = "default";
pinctrl-0 = <&pmic_int>, <&i2s1_2ch_mclk>;
wakeup-source;
#clock-cells = <1>;
#sound-dai-cells = <0>;
vcc1-supply = <&vccsys>;
vcc2-supply = <&vccsys>;
vcc3-supply = <&vccsys>;
vcc4-supply = <&vccsys>;
vcc5-supply = <&vccsys>;
vcc6-supply = <&vccsys>;
vcc7-supply = <&vccsys>;
regulators {
vdd_logic: DCDC_REG1 {
regulator-name = "vdd_logic";
regulator-min-microvolt = <950000>;
regulator-max-microvolt = <1150000>;
regulator-ramp-delay = <6001>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <950000>;
};
};
vdd_arm: DCDC_REG2 {
regulator-name = "vdd_arm";
regulator-min-microvolt = <950000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <6001>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <950000>;
};
};
vcc_ddr: DCDC_REG3 {
regulator-name = "vcc_ddr";
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
};
};
vcc_3v3: DCDC_REG4 {
regulator-name = "vcc_3v3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <3300000>;
};
};
vcc_1v8: LDO_REG2 {
regulator-name = "vcc_1v8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
vdd_1v0: LDO_REG3 {
regulator-name = "vdd_1v0";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1000000>;
};
};
vcc3v3_pmu: LDO_REG4 {
regulator-name = "vcc3v3_pmu";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <3300000>;
};
};
vccio_sd: LDO_REG5 {
regulator-name = "vccio_sd";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <3300000>;
};
};
vcc_sd: LDO_REG6 {
regulator-name = "vcc_sd";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <3300000>;
};
};
vcc_bl: LDO_REG7 {
regulator-name = "vcc_bl";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <3300000>;
};
};
vcc_lcd: LDO_REG8 {
regulator-name = "vcc_lcd";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <2800000>;
};
};
vcc_cam: LDO_REG9 {
regulator-name = "vcc_cam";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <3000000>;
};
};
};
rk817_codec: codec {
rockchip,mic-in-differential;
};
};
};