| # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/mfd/rockchip,rk808.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: RK808 Power Management Integrated Circuit |
| |
| maintainers: |
| - Chris Zhong <zyw@rock-chips.com> |
| - Zhang Qing <zhangqing@rock-chips.com> |
| |
| description: | |
| Rockchip RK808 series PMIC. This device consists of an i2c controlled MFD |
| that includes regulators, an RTC, and a power button. |
| |
| properties: |
| compatible: |
| enum: |
| - rockchip,rk808 |
| |
| 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. |
| |
| vcc6-supply: |
| description: |
| The input supply for LDO_REG1 and LDO_REG2. |
| |
| vcc7-supply: |
| description: |
| The input supply for LDO_REG3 and LDO_REG7. |
| |
| vcc8-supply: |
| description: |
| The input supply for SWITCH_REG1. |
| |
| vcc9-supply: |
| description: |
| The input supply for LDO_REG4 and LDO_REG5. |
| |
| vcc10-supply: |
| description: |
| The input supply for LDO_REG6. |
| |
| vcc11-supply: |
| description: |
| The input supply for LDO_REG8. |
| |
| vcc12-supply: |
| description: |
| The input supply for SWITCH_REG2. |
| |
| vddio-supply: |
| description: |
| The input supply for digital IO. |
| |
| dvs-gpios: |
| description: | |
| buck1/2 can be controlled by gpio dvs, this is GPIO specifiers for |
| 2 host gpio's used for dvs. The format of the gpio specifier |
| depends in the gpio controller. If DVS GPIOs aren't present, |
| voltage changes will happen very quickly with no slow ramp time. |
| maxItems: 2 |
| |
| regulators: |
| type: object |
| patternProperties: |
| "^(DCDC_REG[1-4]|LDO_REG[1-8]|SWITCH_REG[1-2])$": |
| type: object |
| $ref: ../regulator/regulator.yaml# |
| unevaluatedProperties: false |
| |
| required: |
| - compatible |
| - reg |
| - interrupts |
| - "#clock-cells" |
| |
| additionalProperties: false |
| |
| 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>; |
| |
| rk808: pmic@1b { |
| compatible = "rockchip,rk808"; |
| clock-output-names = "xin32k", "rk808-clkout2"; |
| interrupt-parent = <&gpio0>; |
| interrupts = <4 IRQ_TYPE_LEVEL_LOW>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pmic_int &dvs_1 &dvs_2>; |
| dvs-gpios = <&gpio7 11 GPIO_ACTIVE_HIGH>, |
| <&gpio7 15 GPIO_ACTIVE_HIGH>; |
| reg = <0x1b>; |
| rockchip,system-power-controller; |
| wakeup-source; |
| #clock-cells = <1>; |
| |
| vcc8-supply = <&vcc_18>; |
| vcc9-supply = <&vcc_io>; |
| vcc10-supply = <&vcc_io>; |
| vcc12-supply = <&vcc_io>; |
| vddio-supply = <&vccio_pmu>; |
| |
| regulators { |
| vdd_cpu: DCDC_REG1 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <750000>; |
| regulator-max-microvolt = <1300000>; |
| regulator-name = "vdd_arm"; |
| }; |
| |
| vdd_gpu: DCDC_REG2 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <850000>; |
| regulator-max-microvolt = <1250000>; |
| regulator-name = "vdd_gpu"; |
| }; |
| |
| vcc_ddr: DCDC_REG3 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-name = "vcc_ddr"; |
| }; |
| |
| vcc_io: DCDC_REG4 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-name = "vcc_io"; |
| }; |
| |
| vccio_pmu: LDO_REG1 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-name = "vccio_pmu"; |
| }; |
| |
| vcc_tp: LDO_REG2 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-name = "vcc_tp"; |
| }; |
| |
| vdd_10: LDO_REG3 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <1000000>; |
| regulator-max-microvolt = <1000000>; |
| regulator-name = "vdd_10"; |
| }; |
| |
| vcc18_lcd: LDO_REG4 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-name = "vcc18_lcd"; |
| }; |
| |
| vccio_sd: LDO_REG5 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-name = "vccio_sd"; |
| }; |
| |
| vdd10_lcd: LDO_REG6 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <1000000>; |
| regulator-max-microvolt = <1000000>; |
| regulator-name = "vdd10_lcd"; |
| }; |
| |
| vcc_18: LDO_REG7 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-name = "vcc_18"; |
| }; |
| |
| vcca_codec: LDO_REG8 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-name = "vcca_codec"; |
| }; |
| |
| vcc_wl: SWITCH_REG1 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-name = "vcc_wl"; |
| }; |
| |
| vcc_lcd: SWITCH_REG2 { |
| regulator-always-on; |
| regulator-boot-on; |
| regulator-name = "vcc_lcd"; |
| }; |
| }; |
| }; |
| }; |
