projects / mirror_ubuntu-focal-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 0b8eebc0 | 1 | ACT88xx regulators |
| cbfadd3d WY |
2 | ------------------- |
| 3 | ||
| 4 | Required properties: | |
| 0b8eebc0 | 5 | - compatible: "active-semi,act8846" or "active-semi,act8865" |
| cbfadd3d WY |
6 | - reg: I2C slave address |
| 7 | ||
| 7a5f5d7b | 8 | Optional properties: |
| 8f73110f RP |
9 | - system-power-controller: Telling whether or not this pmic is controlling |
| 10 | the system power. See Documentation/devicetree/bindings/power/power-controller.txt . | |
| 7a5f5d7b | 11 | |
| cbfadd3d WY |
12 | Any standard regulator properties can be used to configure the single regulator. |
| 13 | ||
| 14 | The valid names for regulators are: | |
| 0b8eebc0 BG |
15 | - for act8846: |
| 16 | REG1, REG2, REG3, REG4, REG5, REG6, REG7, REG8, REG9, REG10, REG11, REG12 | |
| 17 | - for act8865: | |
| cbfadd3d WY |
18 | DCDC_REG1, DCDC_REG2, DCDC_REG3, LDO_REG1, LDO_REG2, LDO_REG3, LDO_REG4. |
| 19 | ||
| 20 | Example: | |
| 21 | -------- | |
| 22 | ||
| 23 | i2c1: i2c@f0018000 { | |
| 24 | pmic: act8865@5b { | |
| 25 | compatible = "active-semi,act8865"; | |
| 26 | reg = <0x5b>; | |
| 27 | status = "disabled"; | |
| 28 | ||
| 29 | regulators { | |
| 30 | vcc_1v8_reg: DCDC_REG1 { | |
| 31 | regulator-name = "VCC_1V8"; | |
| 32 | regulator-min-microvolt = <1800000>; | |
| 33 | regulator-max-microvolt = <1800000>; | |
| 34 | regulator-always-on; | |
| 35 | }; | |
| 36 | ||
| 37 | vcc_1v2_reg: DCDC_REG2 { | |
| 38 | regulator-name = "VCC_1V2"; | |
| 39 | regulator-min-microvolt = <1100000>; | |
| 40 | regulator-max-microvolt = <1300000>; | |
| 41 | regulator-suspend-mem-microvolt = <1150000>; | |
| 42 | regulator-suspend-standby-microvolt = <1150000>; | |
| 43 | regulator-always-on; | |
| 44 | }; | |
| 45 | ||
| 46 | vcc_3v3_reg: DCDC_REG3 { | |
| 47 | regulator-name = "VCC_3V3"; | |
| 48 | regulator-min-microvolt = <3300000>; | |
| 49 | regulator-max-microvolt = <3300000>; | |
| 50 | regulator-always-on; | |
| 51 | }; | |
| 52 | ||
| 53 | vddana_reg: LDO_REG1 { | |
| 54 | regulator-name = "VDDANA"; | |
| 55 | regulator-min-microvolt = <3300000>; | |
| 56 | regulator-max-microvolt = <3300000>; | |
| 57 | regulator-always-on; | |
| 58 | }; | |
| 59 | ||
| 60 | vddfuse_reg: LDO_REG2 { | |
| 61 | regulator-name = "FUSE_2V5"; | |
| 62 | regulator-min-microvolt = <2500000>; | |
| 63 | regulator-max-microvolt = <2500000>; | |
| 64 | }; | |
| 65 | }; | |
| 66 | }; | |
| 67 | }; |