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Diffstat (limited to 'Documentation/devicetree/bindings/mfd/da9062.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/mfd/da9062.txt | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mfd/da9062.txt b/Documentation/devicetree/bindings/mfd/da9062.txt new file mode 100644 index 000000000000..38802b54d48a --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/da9062.txt @@ -0,0 +1,88 @@ +* Dialog DA9062 Power Management Integrated Circuit (PMIC) + +DA9062 consists of a large and varied group of sub-devices: + +Device Supply Names Description +------ ------------ ----------- +da9062-regulator : : LDOs & BUCKs +da9062-rtc : : Real-Time Clock +da9062-watchdog : : Watchdog Timer + +====== + +Required properties: + +- compatible : Should be "dlg,da9062". +- reg : Specifies the I2C slave address (this defaults to 0x58 but it can be + modified to match the chip's OTP settings). +- interrupt-parent : Specifies the reference to the interrupt controller for + the DA9062. +- interrupts : IRQ line information. +- interrupt-controller + +See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt for +further information on IRQ bindings. + +Sub-nodes: + +- regulators : This node defines the settings for the LDOs and BUCKs. The + DA9062 regulators are bound using their names listed below: + + buck1 : BUCK_1 + buck2 : BUCK_2 + buck3 : BUCK_3 + buck4 : BUCK_4 + ldo1 : LDO_1 + ldo2 : LDO_2 + ldo3 : LDO_3 + ldo4 : LDO_4 + + The component follows the standard regulator framework and the bindings + details of individual regulator device can be found in: + Documentation/devicetree/bindings/regulator/regulator.txt + + +- rtc : This node defines settings required for the Real-Time Clock associated + with the DA9062. There are currently no entries in this binding, however + compatible = "dlg,da9062-rtc" should be added if a node is created. + +- watchdog: This node defines the settings for the watchdog driver associated + with the DA9062 PMIC. The compatible = "dlg,da9062-watchdog" should be added + if a node is created. + + +Example: + + pmic0: da9062@58 { + compatible = "dlg,da9062"; + reg = <0x58>; + interrupt-parent = <&gpio6>; + interrupts = <11 IRQ_TYPE_LEVEL_LOW>; + interrupt-controller; + + rtc { + compatible = "dlg,da9062-rtc"; + }; + + watchdog { + compatible = "dlg,da9062-watchdog"; + }; + + regulators { + DA9062_BUCK1: buck1 { + regulator-name = "BUCK1"; + regulator-min-microvolt = <300000>; + regulator-max-microvolt = <1570000>; + regulator-min-microamp = <500000>; + regulator-max-microamp = <2000000>; + regulator-boot-on; + }; + DA9062_LDO1: ldo1 { + regulator-name = "LDO_1"; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <3600000>; + regulator-boot-on; + }; + }; + }; + |
