| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: MediaTek MT6357 Regulators |
| 8 | |
| 9 | maintainers: |
| 10 | - Chen Zhong <chen.zhong@mediatek.com> |
| 11 | - Fabien Parent <fabien.parent@linaro.org> |
| 12 | - Alexandre Mergnat <amergnat@baylibre.com> |
| 13 | |
| 14 | description: | |
| 15 | The MT6357 PMIC provides 5 BUCK and 29 LDO. |
| 16 | Regulators and nodes are named according to the regulator type: |
| 17 | - buck-<name> |
| 18 | - ldo-<name>. |
| 19 | MT6357 regulators node should be sub node of the MT6397 MFD node. |
| 20 | |
| 21 | patternProperties: |
| 22 | "^buck-v(core|modem|pa|proc|s1)$": |
| 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 | |
| 70 | additionalProperties: false |
| 71 | |
| 72 | examples: |
| 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 | ... |