projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 0b8eebc0 | 1 | ACT88xx regulators |
| cbfadd3d WY |
2 | ------------------- |
| 3 | ||
| 4 | Required properties: | |
| df3a950e | 5 | - compatible: "active-semi,act8846" or "active-semi,act8865" or "active-semi,act8600" |
| 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 . | |
| 1f37cbe2 WY |
11 | - active-semi,vsel-high: Indicates the VSEL pin is high. |
| 12 | If this property is missing, assume the VSEL pin is low(0). | |
| 7a5f5d7b | 13 | |
| c8b263cc HS |
14 | Optional input supply properties: |
| 15 | - for act8600: | |
| 16 | - vp1-supply: The input supply for DCDC_REG1 | |
| 17 | - vp2-supply: The input supply for DCDC_REG2 | |
| 18 | - vp3-supply: The input supply for DCDC_REG3 | |
| 19 | - inl-supply: The input supply for LDO_REG5, LDO_REG6, LDO_REG7 and LDO_REG8 | |
| 20 | SUDCDC_REG4, LDO_REG9 and LDO_REG10 do not have separate supplies. | |
| 21 | - for act8846: | |
| 22 | - vp1-supply: The input supply for REG1 | |
| 23 | - vp2-supply: The input supply for REG2 | |
| 24 | - vp3-supply: The input supply for REG3 | |
| 25 | - vp4-supply: The input supply for REG4 | |
| 26 | - inl1-supply: The input supply for REG5, REG6 and REG7 | |
| 27 | - inl2-supply: The input supply for REG8 and LDO_REG9 | |
| 28 | - inl3-supply: The input supply for REG10, REG11 and REG12 | |
| 29 | - for act8865: | |
| 30 | - vp1-supply: The input supply for DCDC_REG1 | |
| 31 | - vp2-supply: The input supply for DCDC_REG2 | |
| 32 | - vp3-supply: The input supply for DCDC_REG3 | |
| 33 | - inl45-supply: The input supply for LDO_REG1 and LDO_REG2 | |
| 34 | - inl67-supply: The input supply for LDO_REG3 and LDO_REG4 | |
| 35 | ||
| cbfadd3d WY |
36 | Any standard regulator properties can be used to configure the single regulator. |
| 37 | ||
| 38 | The valid names for regulators are: | |
| 0b8eebc0 BG |
39 | - for act8846: |
| 40 | REG1, REG2, REG3, REG4, REG5, REG6, REG7, REG8, REG9, REG10, REG11, REG12 | |
| 41 | - for act8865: | |
| cbfadd3d | 42 | DCDC_REG1, DCDC_REG2, DCDC_REG3, LDO_REG1, LDO_REG2, LDO_REG3, LDO_REG4. |
| df3a950e ZLK |
43 | - for act8600: |
| 44 | DCDC_REG1, DCDC_REG2, DCDC_REG3, SUDCDC_REG4, LDO_REG5, LDO_REG6, LDO_REG7, | |
| 45 | LDO_REG8, LDO_REG9, LDO_REG10, | |
| cbfadd3d WY |
46 | |
| 47 | Example: | |
| 48 | -------- | |
| 49 | ||
| 50 | i2c1: i2c@f0018000 { | |
| 51 | pmic: act8865@5b { | |
| 52 | compatible = "active-semi,act8865"; | |
| 53 | reg = <0x5b>; | |
| 1f37cbe2 | 54 | active-semi,vsel-high; |
| cbfadd3d WY |
55 | status = "disabled"; |
| 56 | ||
| 57 | regulators { | |
| 58 | vcc_1v8_reg: DCDC_REG1 { | |
| 59 | regulator-name = "VCC_1V8"; | |
| 60 | regulator-min-microvolt = <1800000>; | |
| 61 | regulator-max-microvolt = <1800000>; | |
| 62 | regulator-always-on; | |
| 63 | }; | |
| 64 | ||
| 65 | vcc_1v2_reg: DCDC_REG2 { | |
| 66 | regulator-name = "VCC_1V2"; | |
| 67 | regulator-min-microvolt = <1100000>; | |
| 68 | regulator-max-microvolt = <1300000>; | |
| 69 | regulator-suspend-mem-microvolt = <1150000>; | |
| 70 | regulator-suspend-standby-microvolt = <1150000>; | |
| 71 | regulator-always-on; | |
| 72 | }; | |
| 73 | ||
| 74 | vcc_3v3_reg: DCDC_REG3 { | |
| 75 | regulator-name = "VCC_3V3"; | |
| 76 | regulator-min-microvolt = <3300000>; | |
| 77 | regulator-max-microvolt = <3300000>; | |
| 78 | regulator-always-on; | |
| 79 | }; | |
| 80 | ||
| 81 | vddana_reg: LDO_REG1 { | |
| 82 | regulator-name = "VDDANA"; | |
| 83 | regulator-min-microvolt = <3300000>; | |
| 84 | regulator-max-microvolt = <3300000>; | |
| 85 | regulator-always-on; | |
| 86 | }; | |
| 87 | ||
| 88 | vddfuse_reg: LDO_REG2 { | |
| 89 | regulator-name = "FUSE_2V5"; | |
| 90 | regulator-min-microvolt = <2500000>; | |
| 91 | regulator-max-microvolt = <2500000>; | |
| 92 | }; | |
| 93 | }; | |
| 94 | }; | |
| 95 | }; |