Add devicetree bindings for the regulators found in the MT6332 PMIC. Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- .../regulator/mediatek,mt6332-regulator.yaml | 112 ++++++++++++++++++ 1 file changed, 112 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/mediatek,mt6332-regulator.yaml diff --git a/Documentation/devicetree/bindings/regulator/mediatek,mt6332-regulator.yaml b/Documentation/devicetree/bindings/regulator/mediatek,mt6332-regulator.yaml new file mode 100644 index 000000000000..3218f43e6957 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/mediatek,mt6332-regulator.yaml @@ -0,0 +1,112 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/mediatek,mt6332-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MT6332 Regulator from MediaTek Integrated + +maintainers: + - AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx> + +description: | + The MT6332 Companion PMIC provides 6 BUCK and 4 LDO (Low Dropout) + regulators and nodes are named according to the regulator type: + buck-<name> and ldo-<name>. + MT6332 regulators node should be sub node of the MT6397 MFD node. + +patternProperties: + "^buck-v(dram|dvfs2|pa|rf18a|rf18b|sbst)$": + type: object + $ref: "regulator.yaml#" + + properties: + regulator-name: + pattern: "^v(dram|dvfs2|pa|rf18a|rf18b|sbst)$" + + unevaluatedProperties: false + + "^ldo-v(bif28|dig18|sram|usb33)$": + type: object + $ref: "regulator.yaml#" + + properties: + regulator-name: + pattern: "^v(bif28|dig18|sram|usb33)$" + + unevaluatedProperties: false + +additionalProperties: false + +examples: + - | + pmic { + regulators { + mt6332_vdram_reg: buck-vdram { + regulator-name = "vdram"; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1493750>; + regulator-ramp-delay = <12500>; + regulator-allowed-modes = <0 1>; + regulator-always-on; + }; + mt6332_vdvfs2_reg: buck-vdvfs2 { + regulator-name = "vdvfs2"; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1312500>; + regulator-ramp-delay = <12500>; + regulator-enable-ramp-delay = <1>; + regulator-allowed-modes = <0 1>; + }; + mt6332_vpa_reg: buck-vpa { + regulator-name = "vpa"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3400000>; + }; + mt6332_vrf18a_reg: buck-vrf18a { + regulator-name = "vrf18a"; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <2240625>; + regulator-allowed-modes = <0 1>; + }; + mt6332_vrf18b_reg: buck-vrf18b { + regulator-name = "vrf18b"; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <2240625>; + regulator-allowed-modes = <0 1>; + }; + mt6332_vsbst_reg: buck-vsbst { + regulator-name = "vsbst"; + regulator-min-microvolt = <3500000>; + regulator-max-microvolt = <7468750>; + }; + mt6332_vauxb32_reg: ldo-vauxb32 { + regulator-name = "vauxb32"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <3200000>; + }; + mt6332_vbif28_reg: ldo-vbif28 { + regulator-name = "vbif28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + }; + mt6332_vdig18_reg: ldo-vdig18 { + regulator-name = "vdig18"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + mt6332_vsram_reg: ldo-vsram { + regulator-name = "vauxa32"; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1493750>; + regulator-always-on; + }; + mt6332_vusb33_reg: ldo-vusb33 { + regulator-name = "vusb33"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + }; + }; +... -- 2.37.2
