Documentation/devicetree/bindings/regulator/mediatek,mt6357-regulator.yaml

   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 ...