xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/mfd/act8945a.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunDevice-Tree bindings for Active-semi ACT8945A MFD driver
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunRequired properties:
4*4882a593Smuzhiyun - compatible: "active-semi,act8945a".
5*4882a593Smuzhiyun - reg: the I2C slave address for the ACT8945A chip
6*4882a593Smuzhiyun
7*4882a593SmuzhiyunThe chip exposes two subdevices:
8*4882a593Smuzhiyun - a regulators: see ../regulator/act8945a-regulator.txt
9*4882a593Smuzhiyun - a charger: see ../power/act8945a-charger.txt
10*4882a593Smuzhiyun
11*4882a593SmuzhiyunExample:
12*4882a593Smuzhiyun	pmic@5b {
13*4882a593Smuzhiyun		compatible = "active-semi,act8945a";
14*4882a593Smuzhiyun		reg = <0x5b>;
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun		active-semi,vsel-high;
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun		regulators {
19*4882a593Smuzhiyun			vdd_1v35_reg: REG_DCDC1 {
20*4882a593Smuzhiyun				regulator-name = "VDD_1V35";
21*4882a593Smuzhiyun				regulator-min-microvolt = <1350000>;
22*4882a593Smuzhiyun				regulator-max-microvolt = <1350000>;
23*4882a593Smuzhiyun				regulator-always-on;
24*4882a593Smuzhiyun			};
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun			vdd_1v2_reg: REG_DCDC2 {
27*4882a593Smuzhiyun				regulator-name = "VDD_1V2";
28*4882a593Smuzhiyun				regulator-min-microvolt = <1100000>;
29*4882a593Smuzhiyun				regulator-max-microvolt = <1300000>;
30*4882a593Smuzhiyun				regulator-always-on;
31*4882a593Smuzhiyun			};
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun			vdd_3v3_reg: REG_DCDC3 {
34*4882a593Smuzhiyun				regulator-name = "VDD_3V3";
35*4882a593Smuzhiyun				regulator-min-microvolt = <3300000>;
36*4882a593Smuzhiyun				regulator-max-microvolt = <3300000>;
37*4882a593Smuzhiyun				regulator-always-on;
38*4882a593Smuzhiyun			};
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun			vdd_fuse_reg: REG_LDO1 {
41*4882a593Smuzhiyun				regulator-name = "VDD_FUSE";
42*4882a593Smuzhiyun				regulator-min-microvolt = <2500000>;
43*4882a593Smuzhiyun				regulator-max-microvolt = <2500000>;
44*4882a593Smuzhiyun				regulator-always-on;
45*4882a593Smuzhiyun			};
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun			vdd_3v3_lp_reg: REG_LDO2 {
48*4882a593Smuzhiyun				regulator-name = "VDD_3V3_LP";
49*4882a593Smuzhiyun				regulator-min-microvolt = <3300000>;
50*4882a593Smuzhiyun				regulator-max-microvolt = <3300000>;
51*4882a593Smuzhiyun				regulator-always-on;
52*4882a593Smuzhiyun			};
53*4882a593Smuzhiyun
54*4882a593Smuzhiyun			vdd_led_reg: REG_LDO3 {
55*4882a593Smuzhiyun				regulator-name = "VDD_LED";
56*4882a593Smuzhiyun				regulator-min-microvolt = <3300000>;
57*4882a593Smuzhiyun				regulator-max-microvolt = <3300000>;
58*4882a593Smuzhiyun				regulator-always-on;
59*4882a593Smuzhiyun			};
60*4882a593Smuzhiyun
61*4882a593Smuzhiyun			vdd_sdhc_1v8_reg: REG_LDO4 {
62*4882a593Smuzhiyun				regulator-name = "VDD_SDHC_1V8";
63*4882a593Smuzhiyun				regulator-min-microvolt = <1800000>;
64*4882a593Smuzhiyun				regulator-max-microvolt = <1800000>;
65*4882a593Smuzhiyun				regulator-always-on;
66*4882a593Smuzhiyun			};
67*4882a593Smuzhiyun		};
68*4882a593Smuzhiyun
69*4882a593Smuzhiyun		charger {
70*4882a593Smuzhiyun			compatible = "active-semi,act8945a-charger";
71*4882a593Smuzhiyun			pinctrl-names = "default";
72*4882a593Smuzhiyun			pinctrl-0 = <&pinctrl_charger_chglev &pinctrl_charger_lbo &pinctrl_charger_irq>;
73*4882a593Smuzhiyun			interrupt-parent = <&pioA>;
74*4882a593Smuzhiyun			interrupts = <45 IRQ_TYPE_LEVEL_LOW>;
75*4882a593Smuzhiyun
76*4882a593Smuzhiyun			active-semi,chglev-gpios = <&pioA 12 GPIO_ACTIVE_HIGH>;
77*4882a593Smuzhiyun			active-semi,lbo-gpios = <&pioA 72 GPIO_ACTIVE_LOW>;
78*4882a593Smuzhiyun			active-semi,input-voltage-threshold-microvolt = <6600>;
79*4882a593Smuzhiyun			active-semi,precondition-timeout = <40>;
80*4882a593Smuzhiyun			active-semi,total-timeout = <3>;
81*4882a593Smuzhiyun		};
82*4882a593Smuzhiyun	};
83