1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/regulator/mediatek,mt6357-regulator.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: MediaTek MT6357 Regulators 8 9maintainers: 10 - Chen Zhong <chen.zhong@mediatek.com> 11 - Fabien Parent <fabien.parent@linaro.org> 12 - Alexandre Mergnat <amergnat@baylibre.com> 13 14description: | 15 The MT6357 PMIC provides 5 BUCK and 29 LDO. 16 Regulators and nodes are named according to the regulator type: 17 - buck-<name> 18 - ldo-<name>. 19 MT6357 regulators node should be sub node of the MT6397 MFD node. 20 21patternProperties: 22 "^buck-v(core|modem|pa|proc|s1)$": 23 type: object 24 $ref: regulator.yaml# 25 unevaluatedProperties: false 26 description: 27 Properties for single BUCK regulator. 28 29 required: 30 - regulator-name 31 - regulator-min-microvolt 32 - regulator-max-microvolt 33 34 "^ldo-v(camio18|aud28|aux18|io18|io28|rf12|rf18|cn18|cn28|fe28)$": 35 type: object 36 $ref: fixed-regulator.yaml# 37 unevaluatedProperties: false 38 description: 39 Properties for single fixed LDO regulator. 40 41 required: 42 - regulator-name 43 - regulator-min-microvolt 44 - regulator-max-microvolt 45 46 "^ldo-v(efuse|ibr|ldo28|mch|cama|camd|cn33-bt|cn33-wifi)$": 47 type: object 48 $ref: regulator.yaml# 49 unevaluatedProperties: false 50 description: 51 Properties for single LDO regulator. 52 53 required: 54 - regulator-name 55 - regulator-min-microvolt 56 - regulator-max-microvolt 57 58 "^ldo-v(xo22|emc|mc|sim1|sim2|sram-others|sram-proc|dram|usb33)$": 59 type: object 60 $ref: regulator.yaml# 61 unevaluatedProperties: false 62 description: 63 Properties for single LDO regulator. 64 65 required: 66 - regulator-name 67 - regulator-min-microvolt 68 - regulator-max-microvolt 69 70additionalProperties: false 71 72examples: 73 - | 74 pmic { 75 regulators { 76 mt6357_vproc_reg: buck-vproc { 77 regulator-name = "vproc"; 78 regulator-min-microvolt = <518750>; 79 regulator-max-microvolt = <1312500>; 80 regulator-ramp-delay = <6250>; 81 regulator-enable-ramp-delay = <220>; 82 regulator-always-on; 83 }; 84 mt6357_vcore_reg: buck-vcore { 85 regulator-name = "vcore"; 86 regulator-min-microvolt = <518750>; 87 regulator-max-microvolt = <1312500>; 88 regulator-ramp-delay = <6250>; 89 regulator-enable-ramp-delay = <220>; 90 regulator-always-on; 91 }; 92 mt6357_vmodem_reg: buck-vmodem { 93 regulator-name = "vmodem"; 94 regulator-min-microvolt = <500000>; 95 regulator-max-microvolt = <1193750>; 96 regulator-ramp-delay = <6250>; 97 regulator-enable-ramp-delay = <220>; 98 }; 99 mt6357_vs1_reg: buck-vs1 { 100 regulator-name = "vs1"; 101 regulator-min-microvolt = <1200000>; 102 regulator-max-microvolt = <2200000>; 103 regulator-ramp-delay = <12500>; 104 regulator-enable-ramp-delay = <220>; 105 regulator-always-on; 106 }; 107 mt6357_vpa_reg: buck-vpa { 108 regulator-name = "vpa"; 109 regulator-min-microvolt = <500000>; 110 regulator-max-microvolt = <3650000>; 111 regulator-ramp-delay = <50000>; 112 regulator-enable-ramp-delay = <220>; 113 }; 114 mt6357_vfe28_reg: ldo-vfe28 { 115 compatible = "regulator-fixed"; 116 regulator-name = "vfe28"; 117 regulator-min-microvolt = <2800000>; 118 regulator-max-microvolt = <2800000>; 119 regulator-enable-ramp-delay = <264>; 120 }; 121 mt6357_vxo22_reg: ldo-vxo22 { 122 regulator-name = "vxo22"; 123 regulator-min-microvolt = <2200000>; 124 regulator-max-microvolt = <2400000>; 125 regulator-enable-ramp-delay = <110>; 126 }; 127 mt6357_vrf18_reg: ldo-vrf18 { 128 compatible = "regulator-fixed"; 129 regulator-name = "vrf18"; 130 regulator-min-microvolt = <1800000>; 131 regulator-max-microvolt = <1800000>; 132 regulator-enable-ramp-delay = <110>; 133 }; 134 mt6357_vrf12_reg: ldo-vrf12 { 135 compatible = "regulator-fixed"; 136 regulator-name = "vrf12"; 137 regulator-min-microvolt = <1200000>; 138 regulator-max-microvolt = <1200000>; 139 regulator-enable-ramp-delay = <110>; 140 }; 141 mt6357_vefuse_reg: ldo-vefuse { 142 regulator-name = "vefuse"; 143 regulator-min-microvolt = <1200000>; 144 regulator-max-microvolt = <3300000>; 145 regulator-enable-ramp-delay = <264>; 146 }; 147 mt6357_vcn33_bt_reg: ldo-vcn33-bt { 148 regulator-name = "vcn33-bt"; 149 regulator-min-microvolt = <3300000>; 150 regulator-max-microvolt = <3500000>; 151 regulator-enable-ramp-delay = <264>; 152 }; 153 mt6357_vcn33_wifi_reg: ldo-vcn33-wifi { 154 regulator-name = "vcn33-wifi"; 155 regulator-min-microvolt = <3300000>; 156 regulator-max-microvolt = <3500000>; 157 regulator-enable-ramp-delay = <264>; 158 }; 159 mt6357_vcn28_reg: ldo-vcn28 { 160 compatible = "regulator-fixed"; 161 regulator-name = "vcn28"; 162 regulator-min-microvolt = <2800000>; 163 regulator-max-microvolt = <2800000>; 164 regulator-enable-ramp-delay = <264>; 165 }; 166 mt6357_vcn18_reg: ldo-vcn18 { 167 compatible = "regulator-fixed"; 168 regulator-name = "vcn18"; 169 regulator-min-microvolt = <1800000>; 170 regulator-max-microvolt = <1800000>; 171 regulator-enable-ramp-delay = <264>; 172 }; 173 mt6357_vcama_reg: ldo-vcama { 174 regulator-name = "vcama"; 175 regulator-min-microvolt = <2500000>; 176 regulator-max-microvolt = <2800000>; 177 regulator-enable-ramp-delay = <264>; 178 }; 179 mt6357_vcamd_reg: ldo-vcamd { 180 regulator-name = "vcamd"; 181 regulator-min-microvolt = <1000000>; 182 regulator-max-microvolt = <1800000>; 183 regulator-enable-ramp-delay = <264>; 184 }; 185 mt6357_vcamio_reg: ldo-vcamio18 { 186 compatible = "regulator-fixed"; 187 regulator-name = "vcamio"; 188 regulator-min-microvolt = <1800000>; 189 regulator-max-microvolt = <1800000>; 190 regulator-enable-ramp-delay = <264>; 191 }; 192 mt6357_vldo28_reg: ldo-vldo28 { 193 regulator-name = "vldo28"; 194 regulator-min-microvolt = <2800000>; 195 regulator-max-microvolt = <3000000>; 196 regulator-enable-ramp-delay = <264>; 197 }; 198 mt6357_vsram_others_reg: ldo-vsram-others { 199 regulator-name = "vsram-others"; 200 regulator-min-microvolt = <518750>; 201 regulator-max-microvolt = <1312500>; 202 regulator-ramp-delay = <6250>; 203 regulator-enable-ramp-delay = <110>; 204 regulator-always-on; 205 }; 206 mt6357_vsram_proc_reg: ldo-vsram-proc { 207 regulator-name = "vsram-proc"; 208 regulator-min-microvolt = <518750>; 209 regulator-max-microvolt = <1312500>; 210 regulator-ramp-delay = <6250>; 211 regulator-enable-ramp-delay = <110>; 212 regulator-always-on; 213 }; 214 mt6357_vaux18_reg: ldo-vaux18 { 215 compatible = "regulator-fixed"; 216 regulator-name = "vaux18"; 217 regulator-min-microvolt = <1800000>; 218 regulator-max-microvolt = <1800000>; 219 regulator-enable-ramp-delay = <264>; 220 }; 221 mt6357_vaud28_reg: ldo-vaud28 { 222 compatible = "regulator-fixed"; 223 regulator-name = "vaud28"; 224 regulator-min-microvolt = <2800000>; 225 regulator-max-microvolt = <2800000>; 226 regulator-enable-ramp-delay = <264>; 227 }; 228 mt6357_vio28_reg: ldo-vio28 { 229 compatible = "regulator-fixed"; 230 regulator-name = "vio28"; 231 regulator-min-microvolt = <2800000>; 232 regulator-max-microvolt = <2800000>; 233 regulator-enable-ramp-delay = <264>; 234 }; 235 mt6357_vio18_reg: ldo-vio18 { 236 compatible = "regulator-fixed"; 237 regulator-name = "vio18"; 238 regulator-min-microvolt = <1800000>; 239 regulator-max-microvolt = <1800000>; 240 regulator-enable-ramp-delay = <264>; 241 regulator-always-on; 242 }; 243 mt6357_vdram_reg: ldo-vdram { 244 regulator-name = "vdram"; 245 regulator-min-microvolt = <1100000>; 246 regulator-max-microvolt = <1200000>; 247 regulator-enable-ramp-delay = <3300>; 248 }; 249 mt6357_vmc_reg: ldo-vmc { 250 regulator-name = "vmc"; 251 regulator-min-microvolt = <1800000>; 252 regulator-max-microvolt = <3300000>; 253 regulator-enable-ramp-delay = <44>; 254 }; 255 mt6357_vmch_reg: ldo-vmch { 256 regulator-name = "vmch"; 257 regulator-min-microvolt = <2900000>; 258 regulator-max-microvolt = <3300000>; 259 regulator-enable-ramp-delay = <44>; 260 }; 261 mt6357_vemc_reg: ldo-vemc { 262 regulator-name = "vemc"; 263 regulator-min-microvolt = <2900000>; 264 regulator-max-microvolt = <3300000>; 265 regulator-enable-ramp-delay = <44>; 266 regulator-always-on; 267 }; 268 mt6357_vsim1_reg: ldo-vsim1 { 269 regulator-name = "vsim1"; 270 regulator-min-microvolt = <1700000>; 271 regulator-max-microvolt = <3100000>; 272 regulator-enable-ramp-delay = <264>; 273 }; 274 mt6357_vsim2_reg: ldo-vsim2 { 275 regulator-name = "vsim2"; 276 regulator-min-microvolt = <1700000>; 277 regulator-max-microvolt = <3100000>; 278 regulator-enable-ramp-delay = <264>; 279 }; 280 mt6357_vibr_reg: ldo-vibr { 281 regulator-name = "vibr"; 282 regulator-min-microvolt = <1200000>; 283 regulator-max-microvolt = <3300000>; 284 regulator-enable-ramp-delay = <44>; 285 }; 286 mt6357_vusb33_reg: ldo-vusb33 { 287 regulator-name = "vusb33"; 288 regulator-min-microvolt = <3000000>; 289 regulator-max-microvolt = <3100000>; 290 regulator-enable-ramp-delay = <264>; 291 }; 292 }; 293 }; 294... 295