1*4882a593Smuzhiyun* Dialog DA9055 Power Management Integrated Circuit (PMIC) 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunDA9055 consists of a large and varied group of sub-devices (I2C Only): 4*4882a593Smuzhiyun 5*4882a593SmuzhiyunDevice Supply Names Description 6*4882a593Smuzhiyun------ ------------ ----------- 7*4882a593Smuzhiyunda9055-gpio : : GPIOs 8*4882a593Smuzhiyunda9055-regulator : : Regulators 9*4882a593Smuzhiyunda9055-onkey : : On key 10*4882a593Smuzhiyunda9055-rtc : : RTC 11*4882a593Smuzhiyunda9055-hwmon : : ADC 12*4882a593Smuzhiyunda9055-watchdog : : Watchdog 13*4882a593Smuzhiyun 14*4882a593SmuzhiyunThe CODEC device in DA9055 has a separate, configurable I2C address and so 15*4882a593Smuzhiyunis instantiated separately from the PMIC. 16*4882a593Smuzhiyun 17*4882a593SmuzhiyunFor details on accompanying CODEC I2C device, see the following: 18*4882a593SmuzhiyunDocumentation/devicetree/bindings/sound/da9055.txt 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun====== 21*4882a593Smuzhiyun 22*4882a593SmuzhiyunRequired properties: 23*4882a593Smuzhiyun- compatible : Should be "dlg,da9055-pmic" 24*4882a593Smuzhiyun- reg: Specifies the I2C slave address (defaults to 0x5a but can be modified) 25*4882a593Smuzhiyun- interrupts: IRQ line info for da9055 chip. 26*4882a593Smuzhiyun- interrupt-controller: da9055 has internal IRQs (has own IRQ domain). 27*4882a593Smuzhiyun- #interrupt-cells: Should be 1, is the local IRQ number for da9055. 28*4882a593Smuzhiyun 29*4882a593SmuzhiyunSub-nodes: 30*4882a593Smuzhiyun- regulators : Contain the regulator nodes. The DA9055 regulators are 31*4882a593Smuzhiyun bound using their names as listed below: 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun buck1 : regulator BUCK1 34*4882a593Smuzhiyun buck2 : regulator BUCK2 35*4882a593Smuzhiyun ldo1 : regulator LDO1 36*4882a593Smuzhiyun ldo2 : regulator LDO2 37*4882a593Smuzhiyun ldo3 : regulator LDO3 38*4882a593Smuzhiyun ldo4 : regulator LDO4 39*4882a593Smuzhiyun ldo5 : regulator LDO5 40*4882a593Smuzhiyun ldo6 : regulator LDO6 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun The bindings details of individual regulator device can be found in: 43*4882a593Smuzhiyun Documentation/devicetree/bindings/regulator/regulator.txt 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun 46*4882a593SmuzhiyunExample: 47*4882a593Smuzhiyun 48*4882a593Smuzhiyun pmic: da9055-pmic@5a { 49*4882a593Smuzhiyun compatible = "dlg,da9055-pmic"; 50*4882a593Smuzhiyun reg = <0x5a>; 51*4882a593Smuzhiyun interrupt-parent = <&intc>; 52*4882a593Smuzhiyun interrupts = <5 IRQ_TYPE_LEVEL_LOW>; 53*4882a593Smuzhiyun interrupt-controller; 54*4882a593Smuzhiyun #interrupt-cells = <1>; 55*4882a593Smuzhiyun 56*4882a593Smuzhiyun regulators { 57*4882a593Smuzhiyun buck1: BUCK1 { 58*4882a593Smuzhiyun regulator-min-microvolt = <725000>; 59*4882a593Smuzhiyun regulator-max-microvolt = <2075000>; 60*4882a593Smuzhiyun }; 61*4882a593Smuzhiyun buck2: BUCK2 { 62*4882a593Smuzhiyun regulator-min-microvolt = <925000>; 63*4882a593Smuzhiyun regulator-max-microvolt = <2500000>; 64*4882a593Smuzhiyun }; 65*4882a593Smuzhiyun ldo1: LDO1 { 66*4882a593Smuzhiyun regulator-min-microvolt = <900000>; 67*4882a593Smuzhiyun regulator-max-microvolt = <3300000>; 68*4882a593Smuzhiyun }; 69*4882a593Smuzhiyun }; 70*4882a593Smuzhiyun }; 71