Mediatek MT6397 Regulator Required properties: - compatible: "mediatek,mt6397-regulator" - mt6397regulator: List of regulators provided by this controller. It is named according to its regulator type, buck_ and ldo_. The definition for each of these nodes is defined using the standard binding for regulators at Documentation/devicetree/bindings/regulator/regulator.txt. The valid names for regulators are:: BUCK: buck_vpca15, buck_vpca7, buck_vsramca15, buck_vsramca7, buck_vcore, buck_vgpu, buck_vdrm, buck_vio18 LDO: ldo_vtcxo, ldo_va28, ldo_vcama, ldo_vio28, ldo_vusb, ldo_vmc, ldo_vmch, ldo_vemc3v3, ldo_vgp1, ldo_vgp2, ldo_vgp3, ldo_vgp4, ldo_vgp5, ldo_vgp6, ldo_vibr Example: pmic { compatible = "mediatek,mt6397"; mt6397regulator: mt6397regulator { compatible = "mediatek,mt6397-regulator"; mt6397_vpca15_reg: buck_vpca15 { regulator-compatible = "buck_vpca15"; regulator-name = "vpca15"; regulator-min-microvolt = < 850000>; regulator-max-microvolt = <1350000>; regulator-ramp-delay = <12500>; regulator-enable-ramp-delay = <200>; }; mt6397_vpca7_reg: buck_vpca7 { regulator-compatible = "buck_vpca7"; regulator-name = "vpca7"; regulator-min-microvolt = < 850000>; regulator-max-microvolt = <1350000>; regulator-ramp-delay = <12500>; regulator-enable-ramp-delay = <115>; }; mt6397_vsramca15_reg: buck_vsramca15 { regulator-compatible = "buck_vsramca15"; regulator-name = "vsramca15"; regulator-min-microvolt = < 850000>; regulator-max-microvolt = <1350000>; regulator-ramp-delay = <12500>; regulator-enable-ramp-delay = <115>; }; mt6397_vsramca7_reg: buck_vsramca7 { regulator-compatible = "buck_vsramca7"; regulator-name = "vsramca7"; regulator-min-microvolt = < 850000>; regulator-max-microvolt = <1350000>; regulator-ramp-delay = <12500>; regulator-enable-ramp-delay = <115>; }; mt6397_vcore_reg: buck_vcore { regulator-compatible = "buck_vcore"; regulator-name = "vcore"; regulator-min-microvolt = < 850000>; regulator-max-microvolt = <1350000>; regulator-ramp-delay = <12500>; regulator-enable-ramp-delay = <115>; }; mt6397_vgpu_reg: buck_vgpu { regulator-compatible = "buck_vgpu"; regulator-name = "vgpu"; regulator-min-microvolt = < 700000>; regulator-max-microvolt = <1350000>; regulator-ramp-delay = <12500>; regulator-enable-ramp-delay = <115>; }; mt6397_vdrm_reg: buck_vdrm { regulator-compatible = "buck_vdrm"; regulator-name = "vdrm"; regulator-min-microvolt = < 800000>; regulator-max-microvolt = <1400000>; regulator-ramp-delay = <12500>; regulator-enable-ramp-delay = <500>; }; mt6397_vio18_reg: buck_vio18 { regulator-compatible = "buck_vio18"; regulator-name = "vio18"; regulator-min-microvolt = <1500000>; regulator-max-microvolt = <2120000>; regulator-ramp-delay = <12500>; regulator-enable-ramp-delay = <500>; }; mt6397_vtcxo_reg: ldo_vtcxo { regulator-compatible = "ldo_vtcxo"; regulator-name = "vtcxo"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; regulator-enable-ramp-delay = <90>; }; mt6397_va28_reg: ldo_va28 { regulator-compatible = "ldo_va28"; regulator-name = "va28"; /* fixed output 2.8 V */ regulator-enable-ramp-delay = <218>; }; mt6397_vcama_reg: ldo_vcama { regulator-compatible = "ldo_vcama"; regulator-name = "vcama"; regulator-min-microvolt = <1500000>; regulator-max-microvolt = <2800000>; regulator-enable-ramp-delay = <218>; }; mt6397_vio28_reg: ldo_vio28 { regulator-compatible = "ldo_vio28"; regulator-name = "vio28"; /* fixed output 2.8 V */ regulator-enable-ramp-delay = <240>; }; mt6397_usb_reg: ldo_vusb { regulator-compatible = "ldo_vusb"; regulator-name = "vusb"; /* fixed output 3.3 V */ regulator-enable-ramp-delay = <218>; }; mt6397_vmc_reg: ldo_vmc { regulator-compatible = "ldo_vmc"; regulator-name = "vmc"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-enable-ramp-delay = <218>; }; mt6397_vmch_reg: ldo_vmch { regulator-compatible = "ldo_vmch"; regulator-name = "vmch"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3300000>; regulator-enable-ramp-delay = <218>; }; mt6397_vemc_3v3_reg: ldo_vemc3v3 { regulator-compatible = "ldo_vemc3v3"; regulator-name = "vemc_3v3"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3300000>; regulator-enable-ramp-delay = <218>; }; mt6397_vgp1_reg: ldo_vgp1 { regulator-compatible = "ldo_vgp1"; regulator-name = "vcamd"; regulator-min-microvolt = <1220000>; regulator-max-microvolt = <3300000>; regulator-enable-ramp-delay = <240>; }; mt6397_vgp2_reg: ldo_vgp2 { egulator-compatible = "ldo_vgp2"; regulator-name = "vcamio"; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <3300000>; regulator-enable-ramp-delay = <218>; }; mt6397_vgp3_reg: ldo_vgp3 { regulator-compatible = "ldo_vgp3"; regulator-name = "vcamaf"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <3300000>; regulator-enable-ramp-delay = <218>; }; mt6397_vgp4_reg: ldo_vgp4 { regulator-compatible = "ldo_vgp4"; regulator-name = "vgp4"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <3300000>; regulator-enable-ramp-delay = <218>; }; mt6397_vgp5_reg: ldo_vgp5 { regulator-compatible = "ldo_vgp5"; regulator-name = "vgp5"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <3000000>; regulator-enable-ramp-delay = <218>; }; mt6397_vgp6_reg: ldo_vgp6 { regulator-compatible = "ldo_vgp6"; regulator-name = "vgp6"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <3300000>; regulator-enable-ramp-delay = <218>; }; mt6397_vibr_reg: ldo_vibr { regulator-compatible = "ldo_vibr"; regulator-name = "vibr"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <3300000>; regulator-enable-ramp-delay = <218>; }; }; };