mt6397-regulator.txt (6491B)
1Mediatek MT6397 Regulator 2 3Required properties: 4- compatible: "mediatek,mt6397-regulator" 5- mt6397regulator: List of regulators provided by this controller. It is named 6 according to its regulator type, buck_<name> and ldo_<name>. 7 The definition for each of these nodes is defined using the standard binding 8 for regulators at Documentation/devicetree/bindings/regulator/regulator.txt. 9 10The valid names for regulators are:: 11BUCK: 12 buck_vpca15, buck_vpca7, buck_vsramca15, buck_vsramca7, buck_vcore, buck_vgpu, 13 buck_vdrm, buck_vio18 14LDO: 15 ldo_vtcxo, ldo_va28, ldo_vcama, ldo_vio28, ldo_vusb, ldo_vmc, ldo_vmch, 16 ldo_vemc3v3, ldo_vgp1, ldo_vgp2, ldo_vgp3, ldo_vgp4, ldo_vgp5, ldo_vgp6, 17 ldo_vibr 18 19BUCK regulators can set regulator-initial-mode and regulator-allowed-modes to 20values specified in dt-bindings/regulator/mediatek,mt6397-regulator.h 21 22Example: 23 pmic { 24 compatible = "mediatek,mt6397"; 25 26 mt6397regulator: mt6397regulator { 27 compatible = "mediatek,mt6397-regulator"; 28 29 mt6397_vpca15_reg: buck_vpca15 { 30 regulator-compatible = "buck_vpca15"; 31 regulator-name = "vpca15"; 32 regulator-min-microvolt = < 850000>; 33 regulator-max-microvolt = <1350000>; 34 regulator-ramp-delay = <12500>; 35 regulator-enable-ramp-delay = <200>; 36 }; 37 38 mt6397_vpca7_reg: buck_vpca7 { 39 regulator-compatible = "buck_vpca7"; 40 regulator-name = "vpca7"; 41 regulator-min-microvolt = < 850000>; 42 regulator-max-microvolt = <1350000>; 43 regulator-ramp-delay = <12500>; 44 regulator-enable-ramp-delay = <115>; 45 }; 46 47 mt6397_vsramca15_reg: buck_vsramca15 { 48 regulator-compatible = "buck_vsramca15"; 49 regulator-name = "vsramca15"; 50 regulator-min-microvolt = < 850000>; 51 regulator-max-microvolt = <1350000>; 52 regulator-ramp-delay = <12500>; 53 regulator-enable-ramp-delay = <115>; 54 55 }; 56 57 mt6397_vsramca7_reg: buck_vsramca7 { 58 regulator-compatible = "buck_vsramca7"; 59 regulator-name = "vsramca7"; 60 regulator-min-microvolt = < 850000>; 61 regulator-max-microvolt = <1350000>; 62 regulator-ramp-delay = <12500>; 63 regulator-enable-ramp-delay = <115>; 64 65 }; 66 67 mt6397_vcore_reg: buck_vcore { 68 regulator-compatible = "buck_vcore"; 69 regulator-name = "vcore"; 70 regulator-min-microvolt = < 850000>; 71 regulator-max-microvolt = <1350000>; 72 regulator-ramp-delay = <12500>; 73 regulator-enable-ramp-delay = <115>; 74 }; 75 76 mt6397_vgpu_reg: buck_vgpu { 77 regulator-compatible = "buck_vgpu"; 78 regulator-name = "vgpu"; 79 regulator-min-microvolt = < 700000>; 80 regulator-max-microvolt = <1350000>; 81 regulator-ramp-delay = <12500>; 82 regulator-enable-ramp-delay = <115>; 83 }; 84 85 mt6397_vdrm_reg: buck_vdrm { 86 regulator-compatible = "buck_vdrm"; 87 regulator-name = "vdrm"; 88 regulator-min-microvolt = < 800000>; 89 regulator-max-microvolt = <1400000>; 90 regulator-ramp-delay = <12500>; 91 regulator-enable-ramp-delay = <500>; 92 }; 93 94 mt6397_vio18_reg: buck_vio18 { 95 regulator-compatible = "buck_vio18"; 96 regulator-name = "vio18"; 97 regulator-min-microvolt = <1500000>; 98 regulator-max-microvolt = <2120000>; 99 regulator-ramp-delay = <12500>; 100 regulator-enable-ramp-delay = <500>; 101 }; 102 103 mt6397_vtcxo_reg: ldo_vtcxo { 104 regulator-compatible = "ldo_vtcxo"; 105 regulator-name = "vtcxo"; 106 regulator-min-microvolt = <2800000>; 107 regulator-max-microvolt = <2800000>; 108 regulator-enable-ramp-delay = <90>; 109 }; 110 111 mt6397_va28_reg: ldo_va28 { 112 regulator-compatible = "ldo_va28"; 113 regulator-name = "va28"; 114 /* fixed output 2.8 V */ 115 regulator-enable-ramp-delay = <218>; 116 }; 117 118 mt6397_vcama_reg: ldo_vcama { 119 regulator-compatible = "ldo_vcama"; 120 regulator-name = "vcama"; 121 regulator-min-microvolt = <1500000>; 122 regulator-max-microvolt = <2800000>; 123 regulator-enable-ramp-delay = <218>; 124 }; 125 126 mt6397_vio28_reg: ldo_vio28 { 127 regulator-compatible = "ldo_vio28"; 128 regulator-name = "vio28"; 129 /* fixed output 2.8 V */ 130 regulator-enable-ramp-delay = <240>; 131 }; 132 133 mt6397_usb_reg: ldo_vusb { 134 regulator-compatible = "ldo_vusb"; 135 regulator-name = "vusb"; 136 /* fixed output 3.3 V */ 137 regulator-enable-ramp-delay = <218>; 138 }; 139 140 mt6397_vmc_reg: ldo_vmc { 141 regulator-compatible = "ldo_vmc"; 142 regulator-name = "vmc"; 143 regulator-min-microvolt = <1800000>; 144 regulator-max-microvolt = <3300000>; 145 regulator-enable-ramp-delay = <218>; 146 }; 147 148 mt6397_vmch_reg: ldo_vmch { 149 regulator-compatible = "ldo_vmch"; 150 regulator-name = "vmch"; 151 regulator-min-microvolt = <3000000>; 152 regulator-max-microvolt = <3300000>; 153 regulator-enable-ramp-delay = <218>; 154 }; 155 156 mt6397_vemc_3v3_reg: ldo_vemc3v3 { 157 regulator-compatible = "ldo_vemc3v3"; 158 regulator-name = "vemc_3v3"; 159 regulator-min-microvolt = <3000000>; 160 regulator-max-microvolt = <3300000>; 161 regulator-enable-ramp-delay = <218>; 162 }; 163 164 mt6397_vgp1_reg: ldo_vgp1 { 165 regulator-compatible = "ldo_vgp1"; 166 regulator-name = "vcamd"; 167 regulator-min-microvolt = <1220000>; 168 regulator-max-microvolt = <3300000>; 169 regulator-enable-ramp-delay = <240>; 170 }; 171 172 mt6397_vgp2_reg: ldo_vgp2 { 173 egulator-compatible = "ldo_vgp2"; 174 regulator-name = "vcamio"; 175 regulator-min-microvolt = <1000000>; 176 regulator-max-microvolt = <3300000>; 177 regulator-enable-ramp-delay = <218>; 178 }; 179 180 mt6397_vgp3_reg: ldo_vgp3 { 181 regulator-compatible = "ldo_vgp3"; 182 regulator-name = "vcamaf"; 183 regulator-min-microvolt = <1200000>; 184 regulator-max-microvolt = <3300000>; 185 regulator-enable-ramp-delay = <218>; 186 }; 187 188 mt6397_vgp4_reg: ldo_vgp4 { 189 regulator-compatible = "ldo_vgp4"; 190 regulator-name = "vgp4"; 191 regulator-min-microvolt = <1200000>; 192 regulator-max-microvolt = <3300000>; 193 regulator-enable-ramp-delay = <218>; 194 }; 195 196 mt6397_vgp5_reg: ldo_vgp5 { 197 regulator-compatible = "ldo_vgp5"; 198 regulator-name = "vgp5"; 199 regulator-min-microvolt = <1200000>; 200 regulator-max-microvolt = <3000000>; 201 regulator-enable-ramp-delay = <218>; 202 }; 203 204 mt6397_vgp6_reg: ldo_vgp6 { 205 regulator-compatible = "ldo_vgp6"; 206 regulator-name = "vgp6"; 207 regulator-min-microvolt = <1200000>; 208 regulator-max-microvolt = <3300000>; 209 regulator-enable-ramp-delay = <218>; 210 }; 211 212 mt6397_vibr_reg: ldo_vibr { 213 regulator-compatible = "ldo_vibr"; 214 regulator-name = "vibr"; 215 regulator-min-microvolt = <1200000>; 216 regulator-max-microvolt = <3300000>; 217 regulator-enable-ramp-delay = <218>; 218 }; 219 }; 220 };