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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,rk818.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: RK818 Power Management Integrated Circuit
maintainers:
- Chris Zhong <zyw@rock-chips.com>
- Zhang Qing <zhangqing@rock-chips.com>
description: |
Rockchip RK818 series PMIC. This device consists of an i2c controlled MFD
that includes regulators, an RTC, and a power button.
properties:
compatible:
enum:
- rockchip,rk818
reg:
maxItems: 1
interrupts:
maxItems: 1
'#clock-cells':
description: |
See <dt-bindings/clock/rockchip,rk808.h> for clock IDs.
const: 1
clock-output-names:
description:
From common clock binding to override the default output clock name.
maxItems: 2
rockchip,system-power-controller:
type: boolean
description:
Telling whether or not this PMIC is controlling the system power.
wakeup-source:
type: boolean
description:
Device can be used as a wakeup source.
vcc1-supply:
description:
The input supply for DCDC_REG1.
vcc2-supply:
description:
The input supply for DCDC_REG2.
vcc3-supply:
description:
The input supply for DCDC_REG3.
vcc4-supply:
description:
The input supply for DCDC_REG4.
boost-supply:
description:
The input supply for DCDC_BOOST
vcc6-supply:
description:
The input supply for LDO_REG1 and LDO_REG2.
vcc7-supply:
description:
The input supply for LDO_REG3, LDO_REG5, and LDO_REG7.
vcc8-supply:
description:
The input supply for LDO_REG4, LDO_REG6, and LDO_REG8.
vcc9-supply:
description:
The input supply for LDO_REG9 and SWITCH_REG.
vddio-supply:
description:
The input supply for digital IO.
h_5v-supply:
description:
The input supply for HDMI_SWITCH.
usb-supply:
description:
The input supply for OTG_SWITCH.
regulators:
type: object
patternProperties:
"^(DCDC_REG[1-4]|DCDC_BOOST|LDO_REG[1-9]|SWITCH_REG|HDMI_SWITCH|OTG_SWITCH)$":
type: object
$ref: ../regulator/regulator.yaml#
unevaluatedProperties: false
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>;
rk818: pmic@1c {
compatible = "rockchip,rk818";
reg = <0x1c>;
interrupt-parent = <&gpio0>;
interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pmic_int>;
rockchip,system-power-controller;
wakeup-source;
#clock-cells = <1>;
vcc1-supply = <&vdd_sys>;
vcc2-supply = <&vdd_sys>;
vcc3-supply = <&vdd_sys>;
vcc4-supply = <&vdd_sys>;
boost-supply = <&vdd_in_otg_out>;
vcc6-supply = <&vdd_sys>;
vcc7-supply = <&vdd_misc_1v8>;
vcc8-supply = <&vdd_misc_1v8>;
vcc9-supply = <&vdd_3v3_io>;
vddio-supply = <&vdd_3v3_io>;
regulators {
vdd_log: DCDC_REG1 {
regulator-name = "vdd_log";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_gpu: DCDC_REG2 {
regulator-name = "vdd_gpu";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1250000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1000000>;
};
};
vcc_ddr: DCDC_REG3 {
regulator-name = "vcc_ddr";
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
};
};
vdd_3v3_io: DCDC_REG4 {
regulator-name = "vdd_3v3_io";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <3300000>;
};
};
vdd_sys: DCDC_BOOST {
regulator-name = "vdd_sys";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <5000000>;
};
};
vdd_sd: SWITCH_REG {
regulator-name = "vdd_sd";
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-off-in-suspend;
};
};
vdd_eth_2v5: LDO_REG2 {
regulator-name = "vdd_eth_2v5";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <2500000>;
regulator-max-microvolt = <2500000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <2500000>;
};
};
vdd_1v0: LDO_REG3 {
regulator-name = "vdd_1v0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1000000>;
};
};
vdd_1v8_lcd_ldo: LDO_REG4 {
regulator-name = "vdd_1v8_lcd_ldo";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
vdd_1v0_lcd: LDO_REG6 {
regulator-name = "vdd_1v0_lcd";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1000000>;
};
};
vdd_1v8_ldo: LDO_REG7 {
regulator-name = "vdd_1v8_ldo";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
vdd_io_sd: LDO_REG9 {
regulator-name = "vdd_io_sd";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-state-mem {
regulator-off-in-suspend;
};
};
};
};
};
|
