385 lines
11 KiB
YAML
385 lines
11 KiB
YAML
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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/mfd/rockchip,rk817.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: RK817 Power Management Integrated Circuit
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maintainers:
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- Chris Zhong <zyw@rock-chips.com>
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- Zhang Qing <zhangqing@rock-chips.com>
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description: |
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Rockchip RK817 series PMIC. This device consists of an i2c controlled MFD
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that includes regulators, an RTC, a power button, an audio codec, and a
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battery charger manager.
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properties:
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compatible:
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enum:
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- rockchip,rk817
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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'#clock-cells':
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description:
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See <dt-bindings/clock/rockchip,rk808.h> for clock IDs.
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minimum: 0
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maximum: 1
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clock-output-names:
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description:
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From common clock binding to override the default output clock name.
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rockchip,system-power-controller:
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type: boolean
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description:
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Telling whether or not this PMIC is controlling the system power.
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wakeup-source:
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type: boolean
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description:
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Device can be used as a wakeup source.
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vcc1-supply:
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description:
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The input supply for DCDC_REG1.
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vcc2-supply:
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description:
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The input supply for DCDC_REG2.
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vcc3-supply:
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description:
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The input supply for DCDC_REG3.
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vcc4-supply:
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description:
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The input supply for DCDC_REG4.
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vcc5-supply:
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description:
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The input supply for LDO_REG1, LDO_REG2, and LDO_REG3.
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vcc6-supply:
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description:
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The input supply for LDO_REG4, LDO_REG5, and LDO_REG6.
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vcc7-supply:
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description:
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The input supply for LDO_REG7, LDO_REG8, and LDO_REG9.
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vcc8-supply:
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description:
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The input supply for BOOST.
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vcc9-supply:
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description:
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The input supply for OTG_SWITCH.
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regulators:
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type: object
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patternProperties:
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"^(LDO_REG[1-9]|DCDC_REG[1-4]|BOOST|OTG_SWITCH)$":
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type: object
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unevaluatedProperties: false
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$ref: ../regulator/regulator.yaml#
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unevaluatedProperties: false
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clocks:
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description:
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The input clock for the audio codec.
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clock-names:
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description:
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The clock name for the codec clock.
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items:
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- const: mclk
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'#sound-dai-cells':
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description:
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Needed for the interpretation of sound dais.
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const: 0
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codec:
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description: |
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The child node for the codec to hold additional properties. If no
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additional properties are required for the codec, this node can be
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omitted.
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type: object
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additionalProperties: false
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properties:
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rockchip,mic-in-differential:
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type: boolean
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description:
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Describes if the microphone uses differential mode.
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charger:
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description: |
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The child node for the charger to hold additional properties. If a
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battery is not in use, this node can be omitted.
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type: object
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$ref: /schemas/power/supply/power-supply.yaml
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properties:
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monitored-battery:
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description: |
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A phandle to a monitored battery node that contains a valid
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value for:
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charge-full-design-microamp-hours,
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charge-term-current-microamp,
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constant-charge-current-max-microamp,
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constant-charge-voltage-max-microvolt,
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voltage-max-design-microvolt,
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voltage-min-design-microvolt,
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and a valid ocv-capacity table.
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rockchip,resistor-sense-micro-ohms:
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description: |
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Value in microohms of the battery sense resistor. This value is
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used by the driver to set the correct divisor value to translate
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ADC readings into the proper units of measure.
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enum: [10000, 20000]
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rockchip,sleep-enter-current-microamp:
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description: |
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Value in microamps of the sleep enter current for the charger.
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Value is used by the driver to calibrate the relax threshold.
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rockchip,sleep-filter-current-microamp:
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description:
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Value in microamps of the sleep filter current for the charger.
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Value is used by the driver to derive the sleep sample current.
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required:
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- monitored-battery
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- rockchip,resistor-sense-micro-ohms
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- rockchip,sleep-enter-current-microamp
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- rockchip,sleep-filter-current-microamp
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additionalProperties: false
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allOf:
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- if:
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properties:
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'#clock-cells':
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const: 0
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then:
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properties:
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clock-output-names:
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maxItems: 1
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else:
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properties:
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clock-output-names:
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maxItems: 2
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required:
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- compatible
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- reg
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- interrupts
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- "#clock-cells"
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/clock/px30-cru.h>
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#include <dt-bindings/pinctrl/rockchip.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/gpio/gpio.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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rk817: pmic@20 {
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compatible = "rockchip,rk817";
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reg = <0x20>;
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interrupt-parent = <&gpio0>;
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interrupts = <RK_PB2 IRQ_TYPE_LEVEL_LOW>;
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clock-output-names = "rk808-clkout1", "xin32k";
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clock-names = "mclk";
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clocks = <&cru SCLK_I2S1_OUT>;
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pinctrl-names = "default";
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pinctrl-0 = <&pmic_int>, <&i2s1_2ch_mclk>;
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wakeup-source;
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#clock-cells = <1>;
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#sound-dai-cells = <0>;
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vcc1-supply = <&vccsys>;
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vcc2-supply = <&vccsys>;
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vcc3-supply = <&vccsys>;
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vcc4-supply = <&vccsys>;
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vcc5-supply = <&vccsys>;
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vcc6-supply = <&vccsys>;
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vcc7-supply = <&vccsys>;
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regulators {
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vdd_logic: DCDC_REG1 {
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regulator-name = "vdd_logic";
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regulator-min-microvolt = <950000>;
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regulator-max-microvolt = <1150000>;
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regulator-ramp-delay = <6001>;
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-microvolt = <950000>;
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};
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};
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vdd_arm: DCDC_REG2 {
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regulator-name = "vdd_arm";
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regulator-min-microvolt = <950000>;
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regulator-max-microvolt = <1350000>;
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regulator-ramp-delay = <6001>;
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-off-in-suspend;
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regulator-suspend-microvolt = <950000>;
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};
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};
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vcc_ddr: DCDC_REG3 {
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regulator-name = "vcc_ddr";
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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};
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};
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vcc_3v3: DCDC_REG4 {
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regulator-name = "vcc_3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-off-in-suspend;
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regulator-suspend-microvolt = <3300000>;
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};
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};
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vcc_1v8: LDO_REG2 {
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regulator-name = "vcc_1v8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-microvolt = <1800000>;
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};
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};
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vdd_1v0: LDO_REG3 {
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regulator-name = "vdd_1v0";
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1000000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-microvolt = <1000000>;
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};
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};
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vcc3v3_pmu: LDO_REG4 {
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regulator-name = "vcc3v3_pmu";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-microvolt = <3300000>;
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};
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};
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vccio_sd: LDO_REG5 {
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regulator-name = "vccio_sd";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-microvolt = <3300000>;
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};
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};
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vcc_sd: LDO_REG6 {
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regulator-name = "vcc_sd";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-state-mem {
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regulator-on-in-suspend;
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regulator-suspend-microvolt = <3300000>;
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};
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};
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vcc_bl: LDO_REG7 {
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regulator-name = "vcc_bl";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-state-mem {
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regulator-off-in-suspend;
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regulator-suspend-microvolt = <3300000>;
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};
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};
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vcc_lcd: LDO_REG8 {
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regulator-name = "vcc_lcd";
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regulator-min-microvolt = <2800000>;
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regulator-max-microvolt = <2800000>;
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regulator-state-mem {
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regulator-off-in-suspend;
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regulator-suspend-microvolt = <2800000>;
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};
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};
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vcc_cam: LDO_REG9 {
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regulator-name = "vcc_cam";
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3000000>;
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regulator-state-mem {
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regulator-off-in-suspend;
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regulator-suspend-microvolt = <3000000>;
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};
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};
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};
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rk817_charger: charger {
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monitored-battery = <&battery>;
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rockchip,resistor-sense-micro-ohms = <10000>;
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rockchip,sleep-enter-current-microamp = <300000>;
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rockchip,sleep-filter-current-microamp = <100000>;
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};
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rk817_codec: codec {
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rockchip,mic-in-differential;
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};
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};
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};
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