xref: /linux/Documentation/devicetree/bindings/regulator/mt6380-regulator.txt (revision cf40a76e7d5874bb25f4404eecc58a2e033af885)
1*d57287b4SSean WangMediaTek MT6380 Regulator
2*d57287b4SSean Wang
3*d57287b4SSean WangAll voltage regulators provided by the MT6380 PMIC are described as the
4*d57287b4SSean Wangsubnodes of the MT6380 regulators node. Each regulator is named according
5*d57287b4SSean Wangto its regulator type, buck-<name> and ldo-<name>. The definition for each
6*d57287b4SSean Wangof these nodes is defined using the standard binding for regulators at
7*d57287b4SSean WangDocumentation/devicetree/bindings/regulator/regulator.txt.
8*d57287b4SSean Wang
9*d57287b4SSean WangThe valid names for regulators are:
10*d57287b4SSean WangBUCK:
11*d57287b4SSean Wang  buck-core1, buck-vcore, buck-vrf
12*d57287b4SSean WangLDO:
13*d57287b4SSean Wang  ldo-vm ,ldo-va , ldo-vphy, ldo-vddr, ldo-vt
14*d57287b4SSean Wang
15*d57287b4SSean WangExample:
16*d57287b4SSean Wang
17*d57287b4SSean Wang	regulators {
18*d57287b4SSean Wang		compatible = "mediatek,mt6380-regulator";
19*d57287b4SSean Wang
20*d57287b4SSean Wang		mt6380_vcpu_reg: buck-vcore1 {
21*d57287b4SSean Wang			regulator-name = "vcore1";
22*d57287b4SSean Wang			regulator-min-microvolt = < 600000>;
23*d57287b4SSean Wang			regulator-max-microvolt = <1393750>;
24*d57287b4SSean Wang			regulator-ramp-delay = <6250>;
25*d57287b4SSean Wang			regulator-always-on;
26*d57287b4SSean Wang			regulator-boot-on;
27*d57287b4SSean Wang		};
28*d57287b4SSean Wang
29*d57287b4SSean Wang		mt6380_vcore_reg: buck-vcore {
30*d57287b4SSean Wang			regulator-name = "vcore";
31*d57287b4SSean Wang			regulator-min-microvolt = <600000>;
32*d57287b4SSean Wang			regulator-max-microvolt = <1393750>;
33*d57287b4SSean Wang			regulator-ramp-delay = <6250>;
34*d57287b4SSean Wang		};
35*d57287b4SSean Wang
36*d57287b4SSean Wang		mt6380_vrf_reg: buck-vrf {
37*d57287b4SSean Wang			regulator-name = "vrf";
38*d57287b4SSean Wang			regulator-min-microvolt = <1200000>;
39*d57287b4SSean Wang			regulator-max-microvolt = <1575000>;
40*d57287b4SSean Wang			regulator-ramp-delay = <0>;
41*d57287b4SSean Wang			regulator-always-on;
42*d57287b4SSean Wang			regulator-boot-on;
43*d57287b4SSean Wang		};
44*d57287b4SSean Wang
45*d57287b4SSean Wang		mt6380_vm_reg: ldo-vm {
46*d57287b4SSean Wang			regulator-name = "vm";
47*d57287b4SSean Wang			regulator-min-microvolt = <1050000>;
48*d57287b4SSean Wang			regulator-max-microvolt = <1400000>;
49*d57287b4SSean Wang			regulator-ramp-delay = <0>;
50*d57287b4SSean Wang			regulator-always-on;
51*d57287b4SSean Wang			regulator-boot-on;
52*d57287b4SSean Wang		};
53*d57287b4SSean Wang
54*d57287b4SSean Wang		mt6380_va_reg: ldo-va {
55*d57287b4SSean Wang			regulator-name = "va";
56*d57287b4SSean Wang			regulator-min-microvolt = <2200000>;
57*d57287b4SSean Wang			regulator-max-microvolt = <3300000>;
58*d57287b4SSean Wang			regulator-ramp-delay = <0>;
59*d57287b4SSean Wang			regulator-always-on;
60*d57287b4SSean Wang			regulator-boot-on;
61*d57287b4SSean Wang		};
62*d57287b4SSean Wang
63*d57287b4SSean Wang		mt6380_vphy_reg: ldo-vphy {
64*d57287b4SSean Wang			regulator-name = "vphy";
65*d57287b4SSean Wang			regulator-min-microvolt = <1800000>;
66*d57287b4SSean Wang			regulator-max-microvolt = <1800000>;
67*d57287b4SSean Wang			regulator-ramp-delay = <0>;
68*d57287b4SSean Wang			regulator-always-on;
69*d57287b4SSean Wang			regulator-boot-on;
70*d57287b4SSean Wang		};
71*d57287b4SSean Wang
72*d57287b4SSean Wang		mt6380_vddr_reg: ldo-vddr {
73*d57287b4SSean Wang			regulator-name = "vddr";
74*d57287b4SSean Wang			regulator-min-microvolt = <1240000>;
75*d57287b4SSean Wang			regulator-max-microvolt = <1840000>;
76*d57287b4SSean Wang			regulator-ramp-delay = <0>;
77*d57287b4SSean Wang			regulator-always-on;
78*d57287b4SSean Wang			regulator-boot-on;
79*d57287b4SSean Wang		};
80*d57287b4SSean Wang
81*d57287b4SSean Wang		mt6380_vt_reg: ldo-vt {
82*d57287b4SSean Wang			regulator-name = "vt";
83*d57287b4SSean Wang			regulator-min-microvolt = <2200000>;
84*d57287b4SSean Wang			regulator-max-microvolt = <3300000>;
85*d57287b4SSean Wang			regulator-ramp-delay = <0>;
86*d57287b4SSean Wang			regulator-always-on;
87*d57287b4SSean Wang			regulator-boot-on;
88*d57287b4SSean Wang		};
89*d57287b4SSean Wang	};
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