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Documentation/devicetree/bindings/mfd/rockchip,rk816.yaml
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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,rk816.yaml# | ||
| $schema: http://devicetree.org/meta-schemas/core.yaml# | ||
|
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| title: RK816 Power Management Integrated Circuit | ||
|
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| maintainers: | ||
| - Chris Zhong <[email protected]> | ||
| - Zhang Qing <[email protected]> | ||
|
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| description: | ||
| Rockchip RK816 series PMIC. This device consists of an i2c controlled MFD | ||
| that includes regulators, a RTC, a GPIO controller, a power button, and a | ||
| battery charger manager with fuel gauge. | ||
|
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| properties: | ||
| compatible: | ||
| enum: | ||
| - rockchip,rk816 | ||
|
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| reg: | ||
| maxItems: 1 | ||
|
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| interrupts: | ||
| maxItems: 1 | ||
|
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| '#clock-cells': | ||
| description: | ||
| See <dt-bindings/clock/rockchip,rk808.h> for clock IDs. | ||
| const: 1 | ||
|
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| clock-output-names: | ||
| maxItems: 2 | ||
|
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| gpio-controller: true | ||
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| '#gpio-cells': | ||
| const: 2 | ||
|
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| system-power-controller: | ||
| type: boolean | ||
| description: | ||
| Telling whether or not this PMIC is controlling the system power. | ||
|
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| wakeup-source: | ||
| type: boolean | ||
|
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| vcc1-supply: | ||
| description: | ||
| The input supply for dcdc1. | ||
|
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| vcc2-supply: | ||
| description: | ||
| The input supply for dcdc2. | ||
|
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| vcc3-supply: | ||
| description: | ||
| The input supply for dcdc3. | ||
|
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| vcc4-supply: | ||
| description: | ||
| The input supply for dcdc4. | ||
|
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| vcc5-supply: | ||
| description: | ||
| The input supply for ldo1, ldo2, and ldo3. | ||
|
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| vcc6-supply: | ||
| description: | ||
| The input supply for ldo4, ldo5, and ldo6. | ||
|
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| vcc7-supply: | ||
| description: | ||
| The input supply for boost. | ||
|
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| vcc8-supply: | ||
| description: | ||
| The input supply for otg-switch. | ||
|
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| regulators: | ||
| type: object | ||
| patternProperties: | ||
| '^(boost|dcdc[1-4]|ldo[1-6]|otg-switch)$': | ||
| type: object | ||
| $ref: /schemas/regulator/regulator.yaml# | ||
| unevaluatedProperties: false | ||
| additionalProperties: false | ||
|
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| patternProperties: | ||
| '-pins$': | ||
| type: object | ||
| additionalProperties: false | ||
| $ref: /schemas/pinctrl/pinmux-node.yaml | ||
|
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| properties: | ||
| function: | ||
| enum: [gpio, thermistor] | ||
|
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| pins: | ||
| $ref: /schemas/types.yaml#/definitions/string | ||
| const: gpio0 | ||
|
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| required: | ||
| - compatible | ||
| - reg | ||
| - interrupts | ||
| - '#clock-cells' | ||
|
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| additionalProperties: false | ||
|
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| 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>; | ||
| rk816: pmic@1a { | ||
| compatible = "rockchip,rk816"; | ||
| reg = <0x1a>; | ||
| interrupt-parent = <&gpio0>; | ||
| interrupts = <RK_PA2 IRQ_TYPE_LEVEL_LOW>; | ||
| clock-output-names = "xin32k", "rk816-clkout2"; | ||
| pinctrl-names = "default"; | ||
| pinctrl-0 = <&pmic_int_l>; | ||
| gpio-controller; | ||
| system-power-controller; | ||
| wakeup-source; | ||
| #clock-cells = <1>; | ||
| #gpio-cells = <2>; | ||
| vcc1-supply = <&vcc_sys>; | ||
| vcc2-supply = <&vcc_sys>; | ||
| vcc3-supply = <&vcc_sys>; | ||
| vcc4-supply = <&vcc_sys>; | ||
| vcc5-supply = <&vcc33_io>; | ||
| vcc6-supply = <&vcc_sys>; | ||
| regulators { | ||
| vdd_cpu: dcdc1 { | ||
| regulator-name = "vdd_cpu"; | ||
| regulator-min-microvolt = <750000>; | ||
| regulator-max-microvolt = <1450000>; | ||
| regulator-ramp-delay = <6001>; | ||
| regulator-initial-mode = <1>; | ||
| regulator-always-on; | ||
| regulator-boot-on; | ||
| regulator-state-mem { | ||
| regulator-off-in-suspend; | ||
| }; | ||
| }; | ||
| vdd_logic: dcdc2 { | ||
| regulator-name = "vdd_logic"; | ||
| regulator-min-microvolt = <800000>; | ||
| regulator-max-microvolt = <1250000>; | ||
| regulator-ramp-delay = <6001>; | ||
| regulator-initial-mode = <1>; | ||
| regulator-always-on; | ||
| regulator-boot-on; | ||
| regulator-state-mem { | ||
| regulator-on-in-suspend; | ||
| regulator-suspend-microvolt = <1000000>; | ||
| }; | ||
| }; | ||
| vcc_ddr: dcdc3 { | ||
| regulator-name = "vcc_ddr"; | ||
| regulator-initial-mode = <1>; | ||
| regulator-always-on; | ||
| regulator-boot-on; | ||
| regulator-state-mem { | ||
| regulator-on-in-suspend; | ||
| }; | ||
| }; | ||
| vcc33_io: dcdc4 { | ||
| regulator-min-microvolt = <3300000>; | ||
| regulator-max-microvolt = <3300000>; | ||
| regulator-name = "vcc33_io"; | ||
| regulator-initial-mode = <1>; | ||
| regulator-always-on; | ||
| regulator-boot-on; | ||
| regulator-state-mem { | ||
| regulator-on-in-suspend; | ||
| regulator-suspend-microvolt = <3300000>; | ||
| }; | ||
| }; | ||
| vccio_pmu: ldo1 { | ||
| regulator-min-microvolt = <3300000>; | ||
| regulator-max-microvolt = <3300000>; | ||
| regulator-name = "vccio_pmu"; | ||
| regulator-always-on; | ||
| regulator-boot-on; | ||
| regulator-state-mem { | ||
| regulator-on-in-suspend; | ||
| regulator-suspend-microvolt = <3300000>; | ||
| }; | ||
| }; | ||
| vcc_tp: ldo2 { | ||
| regulator-min-microvolt = <3300000>; | ||
| regulator-max-microvolt = <3300000>; | ||
| regulator-name = "vcc_tp"; | ||
| regulator-state-mem { | ||
| regulator-off-in-suspend; | ||
| }; | ||
| }; | ||
| vdd_10: ldo3 { | ||
| regulator-min-microvolt = <1000000>; | ||
| regulator-max-microvolt = <1000000>; | ||
| regulator-name = "vdd_10"; | ||
| regulator-always-on; | ||
| regulator-boot-on; | ||
| regulator-state-mem { | ||
| regulator-on-in-suspend; | ||
| regulator-suspend-microvolt = <1000000>; | ||
| }; | ||
| }; | ||
| vcc18_lcd: ldo4 { | ||
| regulator-min-microvolt = <1800000>; | ||
| regulator-max-microvolt = <1800000>; | ||
| regulator-name = "vcc18_lcd"; | ||
| regulator-state-mem { | ||
| regulator-on-in-suspend; | ||
| regulator-suspend-microvolt = <1800000>; | ||
| }; | ||
| }; | ||
| vccio_sd: ldo5 { | ||
| regulator-min-microvolt = <1800000>; | ||
| regulator-max-microvolt = <3300000>; | ||
| regulator-name = "vccio_sd"; | ||
| regulator-state-mem { | ||
| regulator-on-in-suspend; | ||
| regulator-suspend-microvolt = <3300000>; | ||
| }; | ||
| }; | ||
| vdd10_lcd: ldo6 { | ||
| regulator-min-microvolt = <1000000>; | ||
| regulator-max-microvolt = <1000000>; | ||
| regulator-name = "vdd10_lcd"; | ||
| regulator-state-mem { | ||
| regulator-on-in-suspend; | ||
| regulator-suspend-microvolt = <1000000>; | ||
| }; | ||
| }; | ||
| }; | ||
| rk816_gpio_pins: gpio-pins { | ||
| function = "gpio"; | ||
| pins = "gpio0"; | ||
| }; | ||
| }; | ||
| }; |
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