258 lines
7.3 KiB
YAML
258 lines
7.3 KiB
YAML
# 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 <zyw@rock-chips.com>
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- Zhang Qing <zhangqing@rock-chips.com>
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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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