diff options
| -rw-r--r-- | Documentation/devicetree/bindings/regulator/mediatek,mt6363-regulator.yaml | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/regulator/mediatek,mt6363-regulator.yaml b/Documentation/devicetree/bindings/regulator/mediatek,mt6363-regulator.yaml new file mode 100644 index 000000000000..4f79d4f81d49 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/mediatek,mt6363-regulator.yaml @@ -0,0 +1,146 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/mediatek,mt6363-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek MT6363 PMIC Regulators + +maintainers: + - AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> + +description: + The MT6363 SPMI PMIC provides 10 BUCK and 25 LDO (Low DropOut) regulators + and can optionally provide overcurrent warnings with one ocp interrupt + for each voltage regulator. + +properties: + compatible: + const: mediatek,mt6363-regulator + + reg: + maxItems: 1 + + vsys-vbuck1-supply: + description: Input supply for vbuck1 + + vsys-vbuck2-supply: + description: Input supply for vbuck2 + + vsys-vbuck3-supply: + description: Input supply for vbuck3 + + vsys-vbuck4-supply: + description: Input supply for vbuck4 + + vsys-vbuck5-supply: + description: Input supply for vbuck5 + + vsys-vbuck6-supply: + description: Input supply for vbuck6 + + vsys-vbuck7-supply: + description: Input supply for vbuck7 + + vsys-vs1-supply: + description: Input supply for vs1 + + vsys-vs2-supply: + description: Input supply for vs2 + + vsys-vs3-supply: + description: Input supply for vs3 + + vs1-ldo1-supply: + description: Input supply for va15, vio0p75, vm18, vrf18, vrf-io18 + + vs1-ldo2-supply: + description: Input supply for vcn15, vio18, vufs18 + + vs2-ldo1-supply: + description: Input supply for vsram-cpub, vsram-cpum, vrf12, vrf13, vufs12 + + vs2-ldo2-supply: + description: Input supply for va12-1, va12-2, vcn13, vsram-cpul + + vs3-ldo1-supply: + description: Input supply for vsram-apu, vsram-digrf, vsram-mdfe + + vs3-ldo2-supply: + description: Input supply for vsram-modem, vrf0p9 + + vsys-ldo1-supply: + description: Input supply for vaux18, vemc, vtref18 + +patternProperties: + "^v(buck[1-7]|s[1-3])$": + description: Buck regulators + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + properties: + regulator-allowed-modes: + description: | + Allowed Buck regulator operating modes allowed. Valid values below. + 0 - Normal mode with automatic power saving, reducing the switching + frequency when light load conditions are detected + 1 - Forced Continuous Conduction mode (FCCM) for improved voltage + regulation accuracy with constant switching frequency but lower + regulator efficiency + 2 - Forced Low Power mode for improved regulator efficiency, used + when no heavy load is expected, does not limit the maximum out + current but unless only a light load is applied, there will be + regulation accuracy and efficiency losses. + 3 - Forced Ultra Low Power mode for ultra low load, this greatly + reduces the maximum output power, makes the regulator to be + efficient only for ultra light load, and greatly reduces the + quiescent current (Iq) of the buck. + maxItems: 3 + items: + enum: [ 0, 1, 2, 3 ] + + "^va(12-1|12-2|15)$": + $ref: "#/$defs/ldo-common" + + "^v(aux|m|rf-io|tref)18$": + $ref: "#/$defs/ldo-common" + + "^v(cn13|cn15|emc)$": + $ref: "#/$defs/ldo-common" + + "^vio(0p75|18)$": + $ref: "#/$defs/ldo-common" + + "^vrf(0p9|12|13|18)$": + $ref: "#/$defs/ldo-common" + + "^vsram-(apu|cpub|cpum|cpul|digrf|mdfe|modem)$": + $ref: "#/$defs/ldo-common" + + "^vufs(12|18)$": + $ref: "#/$defs/ldo-common" + +$defs: + ldo-common: + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + properties: + regulator-allowed-modes: + description: | + Allowed LDO regulator operating modes allowed. Valid values below. + 0 - Normal mode with automatic power saving, reducing the switching + frequency when light load conditions are detected + 2 - Forced Low Power mode for improved regulator efficiency, used + when no heavy load is expected, does not limit the maximum out + current but unless only a light load is applied, there will be + regulation accuracy and efficiency losses. + maxItems: 2 + items: + enum: [ 0, 2 ] + +required: + - compatible + - reg + +additionalProperties: false |