| # 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 |
| unevaluatedProperties: false |
| $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 |
| additionalProperties: false |
| properties: |
| rockchip,mic-in-differential: |
| type: boolean |
| description: |
| Describes if the microphone uses differential mode. |
| |
| charger: |
| description: | |
| The child node for the charger to hold additional properties. If a |
| battery is not in use, this node can be omitted. |
| type: object |
| $ref: /schemas/power/supply/power-supply.yaml |
| |
| properties: |
| monitored-battery: |
| description: | |
| A phandle to a monitored battery node that contains a valid |
| value for: |
| charge-full-design-microamp-hours, |
| charge-term-current-microamp, |
| constant-charge-current-max-microamp, |
| constant-charge-voltage-max-microvolt, |
| voltage-max-design-microvolt, |
| voltage-min-design-microvolt, |
| and a valid ocv-capacity table. |
| |
| rockchip,resistor-sense-micro-ohms: |
| description: | |
| Value in microohms of the battery sense resistor. This value is |
| used by the driver to set the correct divisor value to translate |
| ADC readings into the proper units of measure. |
| enum: [10000, 20000] |
| |
| rockchip,sleep-enter-current-microamp: |
| description: | |
| Value in microamps of the sleep enter current for the charger. |
| Value is used by the driver to calibrate the relax threshold. |
| |
| rockchip,sleep-filter-current-microamp: |
| description: |
| Value in microamps of the sleep filter current for the charger. |
| Value is used by the driver to derive the sleep sample current. |
| |
| required: |
| - monitored-battery |
| - rockchip,resistor-sense-micro-ohms |
| - rockchip,sleep-enter-current-microamp |
| - rockchip,sleep-filter-current-microamp |
| |
| additionalProperties: false |
| |
| 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_charger: charger { |
| monitored-battery = <&battery>; |
| rockchip,resistor-sense-micro-ohms = <10000>; |
| rockchip,sleep-enter-current-microamp = <300000>; |
| rockchip,sleep-filter-current-microamp = <100000>; |
| }; |
| |
| rk817_codec: codec { |
| rockchip,mic-in-differential; |
| }; |
| }; |
| }; |
