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| 1 | +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| 2 | +%YAML 1.2 |
| 3 | +--- |
| 4 | +$id: http://devicetree.org/schemas/regulator/mediatek,mt6397-regulator.yaml# |
| 5 | +$schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | + |
| 7 | +title: MediaTek MT6397 Regulator |
| 8 | + |
| 9 | +maintainers: |
| 10 | + |
| 11 | + |
| 12 | + |
| 13 | +description: |
| 14 | + Regulator node of the PMIC. This node should under the PMIC's device node. |
| 15 | + All voltage regulators provided by the PMIC are described as sub-nodes of |
| 16 | + this node. |
| 17 | + |
| 18 | +properties: |
| 19 | + compatible: |
| 20 | + items: |
| 21 | + - const: mediatek,mt6397-regulator |
| 22 | + |
| 23 | +patternProperties: |
| 24 | + "^(buck_)?v(core|drm|gpu|io18|pca(7|15)|sramca(7|15))$": |
| 25 | + description: Buck regulators |
| 26 | + type: object |
| 27 | + $ref: regulator.yaml# |
| 28 | + properties: |
| 29 | + regulator-allowed-modes: |
| 30 | + description: | |
| 31 | + BUCK regulators can set regulator-initial-mode and regulator-allowed-modes to |
| 32 | + values specified in dt-bindings/regulator/mediatek,mt6397-regulator.h |
| 33 | + items: |
| 34 | + enum: [0, 1] |
| 35 | + unevaluatedProperties: false |
| 36 | + |
| 37 | + "^(ldo_)?v(tcxo|(a|io)28)$": |
| 38 | + description: LDOs with fixed 2.8V output and 0~100/10mV tuning |
| 39 | + type: object |
| 40 | + $ref: regulator.yaml# |
| 41 | + properties: |
| 42 | + regulator-allowed-modes: false |
| 43 | + unevaluatedProperties: false |
| 44 | + |
| 45 | + "^(ldo_)?vusb$": |
| 46 | + description: LDOs with fixed 3.0V output and 0~100/10mV tuning |
| 47 | + type: object |
| 48 | + $ref: regulator.yaml# |
| 49 | + properties: |
| 50 | + regulator-allowed-modes: false |
| 51 | + unevaluatedProperties: false |
| 52 | + |
| 53 | + "^(ldo_)?v(cama|emc3v3|gp[123456]|ibr|mc|mch)$": |
| 54 | + description: LDOs with variable output and 0~100/10mV tuning |
| 55 | + type: object |
| 56 | + $ref: regulator.yaml# |
| 57 | + properties: |
| 58 | + regulator-allowed-modes: false |
| 59 | + unevaluatedProperties: false |
| 60 | + |
| 61 | +required: |
| 62 | + - compatible |
| 63 | + |
| 64 | +additionalProperties: false |
| 65 | + |
| 66 | +examples: |
| 67 | + - | |
| 68 | + #include <dt-bindings/interrupt-controller/arm-gic.h> |
| 69 | +
|
| 70 | + mt6397_regulators: regulators { |
| 71 | + compatible = "mediatek,mt6397-regulator"; |
| 72 | +
|
| 73 | + mt6397_vpca15_reg: buck_vpca15 { |
| 74 | + regulator-name = "vpca15"; |
| 75 | + regulator-min-microvolt = < 850000>; |
| 76 | + regulator-max-microvolt = <1350000>; |
| 77 | + regulator-ramp-delay = <12500>; |
| 78 | + regulator-enable-ramp-delay = <200>; |
| 79 | + }; |
| 80 | +
|
| 81 | + mt6397_vpca7_reg: buck_vpca7 { |
| 82 | + regulator-name = "vpca7"; |
| 83 | + regulator-min-microvolt = < 850000>; |
| 84 | + regulator-max-microvolt = <1350000>; |
| 85 | + regulator-ramp-delay = <12500>; |
| 86 | + regulator-enable-ramp-delay = <115>; |
| 87 | + }; |
| 88 | +
|
| 89 | + mt6397_vsramca15_reg: buck_vsramca15 { |
| 90 | + regulator-name = "vsramca15"; |
| 91 | + regulator-min-microvolt = < 850000>; |
| 92 | + regulator-max-microvolt = <1350000>; |
| 93 | + regulator-ramp-delay = <12500>; |
| 94 | + regulator-enable-ramp-delay = <115>; |
| 95 | + }; |
| 96 | +
|
| 97 | + mt6397_vsramca7_reg: buck_vsramca7 { |
| 98 | + regulator-name = "vsramca7"; |
| 99 | + regulator-min-microvolt = < 850000>; |
| 100 | + regulator-max-microvolt = <1350000>; |
| 101 | + regulator-ramp-delay = <12500>; |
| 102 | + regulator-enable-ramp-delay = <115>; |
| 103 | + }; |
| 104 | +
|
| 105 | + mt6397_vcore_reg: buck_vcore { |
| 106 | + regulator-name = "vcore"; |
| 107 | + regulator-min-microvolt = < 850000>; |
| 108 | + regulator-max-microvolt = <1350000>; |
| 109 | + regulator-ramp-delay = <12500>; |
| 110 | + regulator-enable-ramp-delay = <115>; |
| 111 | + }; |
| 112 | +
|
| 113 | + mt6397_vgpu_reg: buck_vgpu { |
| 114 | + regulator-name = "vgpu"; |
| 115 | + regulator-min-microvolt = < 700000>; |
| 116 | + regulator-max-microvolt = <1350000>; |
| 117 | + regulator-ramp-delay = <12500>; |
| 118 | + regulator-enable-ramp-delay = <115>; |
| 119 | + }; |
| 120 | +
|
| 121 | + mt6397_vdrm_reg: buck_vdrm { |
| 122 | + regulator-name = "vdrm"; |
| 123 | + regulator-min-microvolt = < 800000>; |
| 124 | + regulator-max-microvolt = <1400000>; |
| 125 | + regulator-ramp-delay = <12500>; |
| 126 | + regulator-enable-ramp-delay = <500>; |
| 127 | + }; |
| 128 | +
|
| 129 | + mt6397_vio18_reg: buck_vio18 { |
| 130 | + regulator-name = "vio18"; |
| 131 | + regulator-min-microvolt = <1500000>; |
| 132 | + regulator-max-microvolt = <2120000>; |
| 133 | + regulator-ramp-delay = <12500>; |
| 134 | + regulator-enable-ramp-delay = <500>; |
| 135 | + }; |
| 136 | +
|
| 137 | + mt6397_vtcxo_reg: ldo_vtcxo { |
| 138 | + regulator-name = "vtcxo"; |
| 139 | + regulator-min-microvolt = <2800000>; |
| 140 | + regulator-max-microvolt = <2800000>; |
| 141 | + regulator-enable-ramp-delay = <90>; |
| 142 | + }; |
| 143 | +
|
| 144 | + mt6397_va28_reg: ldo_va28 { |
| 145 | + regulator-name = "va28"; |
| 146 | + /* fixed output 2.8 V */ |
| 147 | + regulator-enable-ramp-delay = <218>; |
| 148 | + }; |
| 149 | +
|
| 150 | + mt6397_vcama_reg: ldo_vcama { |
| 151 | + regulator-name = "vcama"; |
| 152 | + regulator-min-microvolt = <1500000>; |
| 153 | + regulator-max-microvolt = <2800000>; |
| 154 | + regulator-enable-ramp-delay = <218>; |
| 155 | + }; |
| 156 | +
|
| 157 | + mt6397_vio28_reg: ldo_vio28 { |
| 158 | + regulator-name = "vio28"; |
| 159 | + /* fixed output 2.8 V */ |
| 160 | + regulator-enable-ramp-delay = <240>; |
| 161 | + }; |
| 162 | +
|
| 163 | + mt6397_usb_reg: ldo_vusb { |
| 164 | + regulator-name = "vusb"; |
| 165 | + /* fixed output 3.3 V */ |
| 166 | + regulator-enable-ramp-delay = <218>; |
| 167 | + }; |
| 168 | +
|
| 169 | + mt6397_vmc_reg: ldo_vmc { |
| 170 | + regulator-name = "vmc"; |
| 171 | + regulator-min-microvolt = <1800000>; |
| 172 | + regulator-max-microvolt = <3300000>; |
| 173 | + regulator-enable-ramp-delay = <218>; |
| 174 | + }; |
| 175 | +
|
| 176 | + mt6397_vmch_reg: ldo_vmch { |
| 177 | + regulator-name = "vmch"; |
| 178 | + regulator-min-microvolt = <3000000>; |
| 179 | + regulator-max-microvolt = <3300000>; |
| 180 | + regulator-enable-ramp-delay = <218>; |
| 181 | + }; |
| 182 | +
|
| 183 | + mt6397_vemc_3v3_reg: ldo_vemc3v3 { |
| 184 | + regulator-name = "vemc_3v3"; |
| 185 | + regulator-min-microvolt = <3000000>; |
| 186 | + regulator-max-microvolt = <3300000>; |
| 187 | + regulator-enable-ramp-delay = <218>; |
| 188 | + }; |
| 189 | +
|
| 190 | + mt6397_vgp1_reg: ldo_vgp1 { |
| 191 | + regulator-name = "vcamd"; |
| 192 | + regulator-min-microvolt = <1220000>; |
| 193 | + regulator-max-microvolt = <3300000>; |
| 194 | + regulator-enable-ramp-delay = <240>; |
| 195 | + }; |
| 196 | +
|
| 197 | + mt6397_vgp2_reg: ldo_vgp2 { |
| 198 | + regulator-name = "vcamio"; |
| 199 | + regulator-min-microvolt = <1000000>; |
| 200 | + regulator-max-microvolt = <3300000>; |
| 201 | + regulator-enable-ramp-delay = <218>; |
| 202 | + }; |
| 203 | +
|
| 204 | + mt6397_vgp3_reg: ldo_vgp3 { |
| 205 | + regulator-name = "vcamaf"; |
| 206 | + regulator-min-microvolt = <1200000>; |
| 207 | + regulator-max-microvolt = <3300000>; |
| 208 | + regulator-enable-ramp-delay = <218>; |
| 209 | + }; |
| 210 | +
|
| 211 | + mt6397_vgp4_reg: ldo_vgp4 { |
| 212 | + regulator-name = "vgp4"; |
| 213 | + regulator-min-microvolt = <1200000>; |
| 214 | + regulator-max-microvolt = <3300000>; |
| 215 | + regulator-enable-ramp-delay = <218>; |
| 216 | + }; |
| 217 | +
|
| 218 | + mt6397_vgp5_reg: ldo_vgp5 { |
| 219 | + regulator-name = "vgp5"; |
| 220 | + regulator-min-microvolt = <1200000>; |
| 221 | + regulator-max-microvolt = <3000000>; |
| 222 | + regulator-enable-ramp-delay = <218>; |
| 223 | + }; |
| 224 | +
|
| 225 | + mt6397_vgp6_reg: ldo_vgp6 { |
| 226 | + regulator-name = "vgp6"; |
| 227 | + regulator-min-microvolt = <1200000>; |
| 228 | + regulator-max-microvolt = <3300000>; |
| 229 | + regulator-enable-ramp-delay = <218>; |
| 230 | + }; |
| 231 | +
|
| 232 | + mt6397_vibr_reg: ldo_vibr { |
| 233 | + regulator-name = "vibr"; |
| 234 | + regulator-min-microvolt = <1200000>; |
| 235 | + regulator-max-microvolt = <3300000>; |
| 236 | + regulator-enable-ramp-delay = <218>; |
| 237 | + }; |
| 238 | + }; |
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