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1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause2%YAML 1.23---4$id: http://devicetree.org/schemas/regulator/microchip,mcp16502.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: MCP16502 - High-Performance PMIC8 9maintainers:10 - Andrei Simion <andrei.simion@microchip.com>11 12description:13 The MCP16502 is an optimally integrated PMIC compatible14 with Microchip's eMPUs(Embedded Microprocessor Units),15 requiring Dynamic Voltage Scaling (DVS) with the use16 of High-Performance mode (HPM).17 18properties:19 compatible:20 const: microchip,mcp1650221 22 lpm-gpios:23 maxItems: 124 description: GPIO for LPM pin.25 Note that this GPIO must remain high during26 suspend-to-ram, keeping the PMIC into HIBERNATE mode.27 28 reg:29 maxItems: 130 31 lvin-supply:32 description: Input supply phandle for LDO1 and LDO233 34 pvin1-supply:35 description: Input supply phandle for VDD_IO (BUCK1)36 37 pvin2-supply:38 description: Input supply phandle for VDD_DDR (BUCK2)39 40 pvin3-supply:41 description: Input supply phandle for VDD_CORE (BUCK3)42 43 pvin4-supply:44 description: Input supply phandle for VDD_OTHER (BUCK4)45 46 regulators:47 type: object48 additionalProperties: false49 description: List of regulators and its properties.50 51 patternProperties:52 "^(VDD_(IO|CORE|DDR|OTHER)|LDO[1-2])$":53 type: object54 $ref: regulator.yaml#55 unevaluatedProperties: false56 57 properties:58 regulator-initial-mode:59 enum: [2, 4]60 default: 261 description: Initial operating mode62 63 regulator-allowed-modes:64 items:65 enum: [2, 4]66 description: Supported modes67 2 - FPWM higher precision, higher consumption68 4 - AutoPFM lower precision, lower consumption69 70required:71 - compatible72 - reg73 - regulators74 75additionalProperties: false76 77examples:78 - |79 i2c {80 #address-cells = <1>;81 #size-cells = <0>;82 83 pmic@5b {84 compatible = "microchip,mcp16502";85 reg = <0x5b>;86 lvin-supply = <®_5v>;87 pvin1-supply = <®_5v>;88 pvin2-supply = <®_5v>;89 pvin3-supply = <®_5v>;90 pvin4-supply = <®_5v>;91 92 regulators {93 VDD_IO {94 regulator-name = "VDD_IO";95 regulator-min-microvolt = <3300000>;96 regulator-max-microvolt = <3300000>;97 regulator-initial-mode = <2>;98 regulator-allowed-modes = <2>, <4>;99 regulator-always-on;100 101 regulator-state-standby {102 regulator-on-in-suspend;103 regulator-mode = <4>;104 };105 106 regulator-state-mem {107 regulator-off-in-suspend;108 regulator-mode = <4>;109 };110 };111 112 VDD_DDR {113 regulator-name = "VDD_DDR";114 regulator-min-microvolt = <1350000>;115 regulator-max-microvolt = <1350000>;116 regulator-initial-mode = <2>;117 regulator-allowed-modes = <2>, <4>;118 regulator-always-on;119 120 regulator-state-standby {121 regulator-on-in-suspend;122 regulator-mode = <4>;123 };124 125 regulator-state-mem {126 regulator-on-in-suspend;127 regulator-mode = <4>;128 };129 };130 131 VDD_CORE {132 regulator-name = "VDD_CORE";133 regulator-min-microvolt = <1150000>;134 regulator-max-microvolt = <1150000>;135 regulator-initial-mode = <2>;136 regulator-allowed-modes = <2>, <4>;137 regulator-always-on;138 139 regulator-state-standby {140 regulator-on-in-suspend;141 regulator-mode = <4>;142 };143 144 regulator-state-mem {145 regulator-off-in-suspend;146 regulator-mode = <4>;147 };148 };149 150 VDD_OTHER {151 regulator-name = "VDD_OTHER";152 regulator-min-microvolt = <1050000>;153 regulator-max-microvolt = <1250000>;154 regulator-initial-mode = <2>;155 regulator-allowed-modes = <2>, <4>;156 regulator-always-on;157 158 regulator-state-standby {159 regulator-on-in-suspend;160 regulator-mode = <4>;161 };162 163 regulator-state-mem {164 regulator-off-in-suspend;165 regulator-mode = <4>;166 };167 };168 169 LDO1 {170 regulator-name = "LDO1";171 regulator-min-microvolt = <1800000>;172 regulator-max-microvolt = <1800000>;173 regulator-always-on;174 175 regulator-state-standby {176 regulator-on-in-suspend;177 };178 179 regulator-state-mem {180 regulator-off-in-suspend;181 };182 };183 184 LDO2 {185 regulator-name = "LDO2";186 regulator-min-microvolt = <1200000>;187 regulator-max-microvolt = <3700000>;188 regulator-always-on;189 190 regulator-state-standby {191 regulator-on-in-suspend;192 };193 194 regulator-state-mem {195 regulator-off-in-suspend;196 };197 };198 };199 };200 };201