# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/regulator/mediatek,mt6331-regulator.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: MT6331 Regulator from MediaTek Integrated
maintainers:
- AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
description: |
The MT6331 PMIC provides 6 BUCK and 21 LDO (Low Dropout) regulators
and nodes are named according to the regulator type:
buck-<name> and ldo-<name>.
MT6331 regulators node should be sub node of the MT6397 MFD node.
patternProperties:
"^buck-v(core2|io18|dvfs11|dvfs12|dvfs13|dvfs14)$":
type: object
$ref: regulator.yaml#
properties:
regulator-name:
pattern: "^v(core2|io18|dvfs11|dvfs12|dvfs13|dvfs14)$"
unevaluatedProperties: false
"^ldo-v(avdd32aud|auxa32)$":
type: object
$ref: regulator.yaml#
properties:
regulator-name:
pattern: "^v(avdd32aud|auxa32)$"
unevaluatedProperties: false
"^ldo-v(dig18|emc33|ibr|mc|mch|mipi|rtc|sram|usb10)$":
type: object
$ref: regulator.yaml#
properties:
regulator-name:
pattern: "^v(dig18|emc33|ibr|mc|mch|mipi|rtc|sram|usb10)$"
unevaluatedProperties: false
"^ldo-vcam(a|af|d|io)$":
type: object
$ref: regulator.yaml#
properties:
regulator-name:
pattern: "^vcam(a|af|d|io)$"
unevaluatedProperties: false
"^ldo-vtcxo[12]$":
type: object
$ref: regulator.yaml#
properties:
regulator-name:
pattern: "^vtcxo[12]$"
required:
- regulator-name
unevaluatedProperties: false
"^ldo-vgp[1234]$":
type: object
$ref: regulator.yaml#
properties:
regulator-name:
pattern: "^vgp[12]$"
required:
- regulator-name
unevaluatedProperties: false
additionalProperties: false
examples:
- |
pmic {
regulators {
mt6331_vdvfs11_reg: buck-vdvfs11 {
regulator-name = "vdvfs11";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1493750>;
regulator-ramp-delay = <12500>;
regulator-enable-ramp-delay = <1>;
regulator-allowed-modes = <0 1>;
};
mt6331_vdvfs12_reg: buck-vdvfs12 {
regulator-name = "vdvfs12";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1493750>;
regulator-ramp-delay = <12500>;
regulator-enable-ramp-delay = <1>;
regulator-allowed-modes = <0 1>;
};
mt6331_vdvfs13_reg: buck-vdvfs13 {
regulator-name = "vdvfs13";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1493750>;
regulator-ramp-delay = <12500>;
regulator-enable-ramp-delay = <1>;
regulator-allowed-modes = <0 1>;
};
mt6331_vdvfs14_reg: buck-vdvfs14 {
regulator-name = "vdvfs14";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1493750>;
regulator-ramp-delay = <12500>;
regulator-enable-ramp-delay = <1>;
regulator-allowed-modes = <0 1>;
};
mt6331_vcore2_reg: buck-vcore2 {
regulator-name = "vcore2";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1493750>;
regulator-ramp-delay = <12500>;
regulator-enable-ramp-delay = <1>;
regulator-allowed-modes = <0 1>;
};
mt6331_vio18_reg: buck-vio18 {
regulator-name = "vio18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-ramp-delay = <12500>;
regulator-enable-ramp-delay = <0>;
regulator-allowed-modes = <0 1>;
};
mt6331_vtcxo1_reg: ldo-vtcxo1 {
regulator-name = "vtcxo1";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
regulator-boot-on;
};
mt6331_vtcxo2_reg: ldo-vtcxo2 {
regulator-name = "vtcxo2";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
regulator-boot-on;
};
mt6331_avdd32_aud_reg: ldo-avdd32aud {
regulator-name = "avdd32_aud";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <3200000>;
};
mt6331_vauxa32_reg: ldo-vauxa32 {
regulator-name = "vauxa32";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <3200000>;
};
mt6331_vcama_reg: ldo-vcama {
regulator-name = "vcama";
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
};
mt6331_vio28_reg: ldo-vio28 {
regulator-name = "vio28";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
regulator-boot-on;
};
mt6331_vcamaf_reg: ldo-vcamaf {
regulator-name = "vcam_af";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
};
mt6331_vmc_reg: ldo-vmc {
regulator-name = "vmc";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
};
mt6331_vmch_reg: ldo-vmch {
regulator-name = "vmch";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3300000>;
};
mt6331_vemc33_reg: ldo-vemc33 {
regulator-name = "vemc33";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
mt6331_vgp1_reg: ldo-vgp1 {
regulator-name = "vgp1";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
};
mt6331_vsim1_reg: ldo-vsim1 {
regulator-name = "vsim1";
regulator-min-microvolt = <1700000>;
regulator-max-microvolt = <3100000>;
};
mt6331_vsim2_reg: ldo-vsim2 {
regulator-name = "vsim2";
regulator-min-microvolt = <1700000>;
regulator-max-microvolt = <3100000>;
};
mt6331_vmipi_reg: ldo-vmipi {
regulator-name = "vmipi";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
};
mt6331_vibr_reg: ldo-vibr {
regulator-name = "vibr";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
};
mt6331_vgp4_reg: ldo-vgp4 {
regulator-name = "vgp4";
regulator-min-microvolt = <1600000>;
regulator-max-microvolt = <2200000>;
};
mt6331_vcamd_reg: ldo-vcamd {
regulator-name = "vcamd";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1500000>;
};
mt6331_vusb10_reg: ldo-vusb10 {
regulator-name = "vusb";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1300000>;
regulator-boot-on;
};
mt6331_vcamio_reg: ldo-vcamio {
regulator-name = "vcam_io";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1800000>;
};
mt6331_vsram_reg: ldo-vsram {
regulator-name = "vsram";
regulator-min-microvolt = <1012500>;
regulator-max-microvolt = <1012500>;
regulator-always-on;
regulator-boot-on;
};
mt6331_vgp2_reg: ldo-vgp2 {
regulator-name = "vgp2";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1500000>;
regulator-boot-on;
};
mt6331_vgp3_reg: ldo-vgp3 {
regulator-name = "vgp3";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1800000>;
};
mt6331_vrtc_reg: ldo-vrtc {
regulator-name = "vrtc";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
};
mt6331_vdig18_reg: ldo-vdig18 {
regulator-name = "dvdd18_dig";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
};
};
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