| # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/regulator/mediatek,mt6397-regulator.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: MediaTek MT6397 Regulator |
| |
| maintainers: |
| - Sen Chu <sen.chu@mediatek.com> |
| - Macpaul Lin <macpaul.lin@mediatek.com> |
| |
| description: |
| Regulator node of the PMIC. This node should under the PMIC's device node. |
| All voltage regulators provided by the PMIC are described as sub-nodes of |
| this node. |
| |
| properties: |
| compatible: |
| items: |
| - const: mediatek,mt6397-regulator |
| |
| patternProperties: |
| "^(buck_)?v(core|drm|gpu|io18|pca(7|15)|sramca(7|15))$": |
| description: Buck regulators |
| type: object |
| $ref: regulator.yaml# |
| properties: |
| regulator-allowed-modes: |
| description: | |
| BUCK regulators can set regulator-initial-mode and regulator-allowed-modes to |
| values specified in dt-bindings/regulator/mediatek,mt6397-regulator.h |
| items: |
| enum: [0, 1] |
| unevaluatedProperties: false |
| |
| "^(ldo_)?v(tcxo|(a|io)28)$": |
| description: LDOs with fixed 2.8V output and 0~100/10mV tuning |
| type: object |
| $ref: regulator.yaml# |
| properties: |
| regulator-allowed-modes: false |
| unevaluatedProperties: false |
| |
| "^(ldo_)?vusb$": |
| description: LDOs with fixed 3.0V output and 0~100/10mV tuning |
| type: object |
| $ref: regulator.yaml# |
| properties: |
| regulator-allowed-modes: false |
| unevaluatedProperties: false |
| |
| "^(ldo_)?v(cama|emc3v3|gp[123456]|ibr|mc|mch)$": |
| description: LDOs with variable output and 0~100/10mV tuning |
| type: object |
| $ref: regulator.yaml# |
| properties: |
| regulator-allowed-modes: false |
| unevaluatedProperties: false |
| |
| required: |
| - compatible |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| |
| mt6397_regulators: regulators { |
| compatible = "mediatek,mt6397-regulator"; |
| |
| mt6397_vpca15_reg: buck_vpca15 { |
| regulator-name = "vpca15"; |
| regulator-min-microvolt = < 850000>; |
| regulator-max-microvolt = <1350000>; |
| regulator-ramp-delay = <12500>; |
| regulator-enable-ramp-delay = <200>; |
| }; |
| |
| mt6397_vpca7_reg: buck_vpca7 { |
| regulator-name = "vpca7"; |
| regulator-min-microvolt = < 850000>; |
| regulator-max-microvolt = <1350000>; |
| regulator-ramp-delay = <12500>; |
| regulator-enable-ramp-delay = <115>; |
| }; |
| |
| mt6397_vsramca15_reg: buck_vsramca15 { |
| regulator-name = "vsramca15"; |
| regulator-min-microvolt = < 850000>; |
| regulator-max-microvolt = <1350000>; |
| regulator-ramp-delay = <12500>; |
| regulator-enable-ramp-delay = <115>; |
| }; |
| |
| mt6397_vsramca7_reg: buck_vsramca7 { |
| regulator-name = "vsramca7"; |
| regulator-min-microvolt = < 850000>; |
| regulator-max-microvolt = <1350000>; |
| regulator-ramp-delay = <12500>; |
| regulator-enable-ramp-delay = <115>; |
| }; |
| |
| mt6397_vcore_reg: buck_vcore { |
| regulator-name = "vcore"; |
| regulator-min-microvolt = < 850000>; |
| regulator-max-microvolt = <1350000>; |
| regulator-ramp-delay = <12500>; |
| regulator-enable-ramp-delay = <115>; |
| }; |
| |
| mt6397_vgpu_reg: buck_vgpu { |
| regulator-name = "vgpu"; |
| regulator-min-microvolt = < 700000>; |
| regulator-max-microvolt = <1350000>; |
| regulator-ramp-delay = <12500>; |
| regulator-enable-ramp-delay = <115>; |
| }; |
| |
| mt6397_vdrm_reg: buck_vdrm { |
| regulator-name = "vdrm"; |
| regulator-min-microvolt = < 800000>; |
| regulator-max-microvolt = <1400000>; |
| regulator-ramp-delay = <12500>; |
| regulator-enable-ramp-delay = <500>; |
| }; |
| |
| mt6397_vio18_reg: buck_vio18 { |
| regulator-name = "vio18"; |
| regulator-min-microvolt = <1500000>; |
| regulator-max-microvolt = <2120000>; |
| regulator-ramp-delay = <12500>; |
| regulator-enable-ramp-delay = <500>; |
| }; |
| |
| mt6397_vtcxo_reg: ldo_vtcxo { |
| regulator-name = "vtcxo"; |
| regulator-min-microvolt = <2800000>; |
| regulator-max-microvolt = <2800000>; |
| regulator-enable-ramp-delay = <90>; |
| }; |
| |
| mt6397_va28_reg: ldo_va28 { |
| regulator-name = "va28"; |
| /* fixed output 2.8 V */ |
| regulator-enable-ramp-delay = <218>; |
| }; |
| |
| mt6397_vcama_reg: ldo_vcama { |
| regulator-name = "vcama"; |
| regulator-min-microvolt = <1500000>; |
| regulator-max-microvolt = <2800000>; |
| regulator-enable-ramp-delay = <218>; |
| }; |
| |
| mt6397_vio28_reg: ldo_vio28 { |
| regulator-name = "vio28"; |
| /* fixed output 2.8 V */ |
| regulator-enable-ramp-delay = <240>; |
| }; |
| |
| mt6397_usb_reg: ldo_vusb { |
| regulator-name = "vusb"; |
| /* fixed output 3.3 V */ |
| regulator-enable-ramp-delay = <218>; |
| }; |
| |
| mt6397_vmc_reg: ldo_vmc { |
| regulator-name = "vmc"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-enable-ramp-delay = <218>; |
| }; |
| |
| mt6397_vmch_reg: ldo_vmch { |
| regulator-name = "vmch"; |
| regulator-min-microvolt = <3000000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-enable-ramp-delay = <218>; |
| }; |
| |
| mt6397_vemc_3v3_reg: ldo_vemc3v3 { |
| regulator-name = "vemc_3v3"; |
| regulator-min-microvolt = <3000000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-enable-ramp-delay = <218>; |
| }; |
| |
| mt6397_vgp1_reg: ldo_vgp1 { |
| regulator-name = "vcamd"; |
| regulator-min-microvolt = <1220000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-enable-ramp-delay = <240>; |
| }; |
| |
| mt6397_vgp2_reg: ldo_vgp2 { |
| regulator-name = "vcamio"; |
| regulator-min-microvolt = <1000000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-enable-ramp-delay = <218>; |
| }; |
| |
| mt6397_vgp3_reg: ldo_vgp3 { |
| regulator-name = "vcamaf"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-enable-ramp-delay = <218>; |
| }; |
| |
| mt6397_vgp4_reg: ldo_vgp4 { |
| regulator-name = "vgp4"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-enable-ramp-delay = <218>; |
| }; |
| |
| mt6397_vgp5_reg: ldo_vgp5 { |
| regulator-name = "vgp5"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3000000>; |
| regulator-enable-ramp-delay = <218>; |
| }; |
| |
| mt6397_vgp6_reg: ldo_vgp6 { |
| regulator-name = "vgp6"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-enable-ramp-delay = <218>; |
| }; |
| |
| mt6397_vibr_reg: ldo_vibr { |
| regulator-name = "vibr"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-enable-ramp-delay = <218>; |
| }; |
| }; |
