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257 lines
7.3 KiB
257 lines
7.3 KiB
# 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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$id: http://devicetree.org/schemas/mfd/rockchip,rk808.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: RK808 Power Management Integrated Circuit |
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maintainers: |
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- Chris Zhong <[email protected]> |
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- Zhang Qing <[email protected]> |
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description: | |
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Rockchip RK808 series PMIC. This device consists of an i2c controlled MFD |
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that includes regulators, an RTC, and a power button. |
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properties: |
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compatible: |
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enum: |
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- rockchip,rk808 |
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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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const: 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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maxItems: 2 |
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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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vcc6-supply: |
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description: |
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The input supply for LDO_REG1 and LDO_REG2. |
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vcc7-supply: |
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description: |
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The input supply for LDO_REG3 and LDO_REG7. |
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vcc8-supply: |
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description: |
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The input supply for SWITCH_REG1. |
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vcc9-supply: |
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description: |
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The input supply for LDO_REG4 and LDO_REG5. |
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vcc10-supply: |
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description: |
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The input supply for LDO_REG6. |
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vcc11-supply: |
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description: |
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The input supply for LDO_REG8. |
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vcc12-supply: |
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description: |
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The input supply for SWITCH_REG2. |
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vddio-supply: |
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description: |
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The input supply for digital IO. |
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dvs-gpios: |
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description: | |
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buck1/2 can be controlled by gpio dvs, this is GPIO specifiers for |
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2 host gpio's used for dvs. The format of the gpio specifier |
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depends in the gpio controller. If DVS GPIOs aren't present, |
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voltage changes will happen very quickly with no slow ramp time. |
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maxItems: 2 |
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regulators: |
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type: object |
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patternProperties: |
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"^(DCDC_REG[1-4]|LDO_REG[1-8]|SWITCH_REG[1-2])$": |
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type: object |
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$ref: ../regulator/regulator.yaml# |
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unevaluatedProperties: false |
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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/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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rk808: pmic@1b { |
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compatible = "rockchip,rk808"; |
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clock-output-names = "xin32k", "rk808-clkout2"; |
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interrupt-parent = <&gpio0>; |
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interrupts = <4 IRQ_TYPE_LEVEL_LOW>; |
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pinctrl-names = "default"; |
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pinctrl-0 = <&pmic_int &dvs_1 &dvs_2>; |
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dvs-gpios = <&gpio7 11 GPIO_ACTIVE_HIGH>, |
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<&gpio7 15 GPIO_ACTIVE_HIGH>; |
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reg = <0x1b>; |
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rockchip,system-power-controller; |
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wakeup-source; |
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#clock-cells = <1>; |
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vcc8-supply = <&vcc_18>; |
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vcc9-supply = <&vcc_io>; |
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vcc10-supply = <&vcc_io>; |
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vcc12-supply = <&vcc_io>; |
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vddio-supply = <&vccio_pmu>; |
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regulators { |
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vdd_cpu: DCDC_REG1 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <750000>; |
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regulator-max-microvolt = <1300000>; |
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regulator-name = "vdd_arm"; |
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}; |
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vdd_gpu: DCDC_REG2 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <850000>; |
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regulator-max-microvolt = <1250000>; |
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regulator-name = "vdd_gpu"; |
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}; |
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vcc_ddr: DCDC_REG3 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-name = "vcc_ddr"; |
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}; |
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vcc_io: DCDC_REG4 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <3300000>; |
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regulator-max-microvolt = <3300000>; |
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regulator-name = "vcc_io"; |
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}; |
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vccio_pmu: LDO_REG1 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <3300000>; |
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regulator-max-microvolt = <3300000>; |
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regulator-name = "vccio_pmu"; |
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}; |
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vcc_tp: LDO_REG2 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <3300000>; |
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regulator-max-microvolt = <3300000>; |
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regulator-name = "vcc_tp"; |
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}; |
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vdd_10: LDO_REG3 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <1000000>; |
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regulator-max-microvolt = <1000000>; |
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regulator-name = "vdd_10"; |
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}; |
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vcc18_lcd: LDO_REG4 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <1800000>; |
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regulator-max-microvolt = <1800000>; |
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regulator-name = "vcc18_lcd"; |
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}; |
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vccio_sd: LDO_REG5 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <1800000>; |
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regulator-max-microvolt = <3300000>; |
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regulator-name = "vccio_sd"; |
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}; |
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vdd10_lcd: LDO_REG6 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <1000000>; |
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regulator-max-microvolt = <1000000>; |
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regulator-name = "vdd10_lcd"; |
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}; |
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vcc_18: LDO_REG7 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <1800000>; |
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regulator-max-microvolt = <1800000>; |
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regulator-name = "vcc_18"; |
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}; |
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vcca_codec: LDO_REG8 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-min-microvolt = <3300000>; |
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regulator-max-microvolt = <3300000>; |
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regulator-name = "vcca_codec"; |
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}; |
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vcc_wl: SWITCH_REG1 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-name = "vcc_wl"; |
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}; |
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vcc_lcd: SWITCH_REG2 { |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-name = "vcc_lcd"; |
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}; |
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}; |
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}; |
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};
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