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1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause2%YAML 1.23---4$id: http://devicetree.org/schemas/mfd/rockchip,rk816.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: RK816 Power Management Integrated Circuit8 9maintainers:10 - Chris Zhong <zyw@rock-chips.com>11 - Zhang Qing <zhangqing@rock-chips.com>12 13description:14 Rockchip RK816 series PMIC. This device consists of an i2c controlled MFD15 that includes regulators, a RTC, a GPIO controller, a power button, and a16 battery charger manager with fuel gauge.17 18properties:19 compatible:20 enum:21 - rockchip,rk81622 23 reg:24 maxItems: 125 26 interrupts:27 maxItems: 128 29 '#clock-cells':30 description:31 See <dt-bindings/clock/rockchip,rk808.h> for clock IDs.32 const: 133 34 clock-output-names:35 maxItems: 236 37 gpio-controller: true38 39 '#gpio-cells':40 const: 241 42 system-power-controller:43 type: boolean44 description:45 Telling whether or not this PMIC is controlling the system power.46 47 wakeup-source:48 type: boolean49 50 vcc1-supply:51 description:52 The input supply for dcdc1.53 54 vcc2-supply:55 description:56 The input supply for dcdc2.57 58 vcc3-supply:59 description:60 The input supply for dcdc3.61 62 vcc4-supply:63 description:64 The input supply for dcdc4.65 66 vcc5-supply:67 description:68 The input supply for ldo1, ldo2, and ldo3.69 70 vcc6-supply:71 description:72 The input supply for ldo4, ldo5, and ldo6.73 74 vcc7-supply:75 description:76 The input supply for boost.77 78 vcc8-supply:79 description:80 The input supply for otg-switch.81 82 regulators:83 type: object84 patternProperties:85 '^(boost|dcdc[1-4]|ldo[1-6]|otg-switch)$':86 type: object87 $ref: /schemas/regulator/regulator.yaml#88 unevaluatedProperties: false89 additionalProperties: false90 91patternProperties:92 '-pins$':93 type: object94 additionalProperties: false95 $ref: /schemas/pinctrl/pinmux-node.yaml96 97 properties:98 function:99 enum: [gpio, thermistor]100 101 pins:102 $ref: /schemas/types.yaml#/definitions/string103 const: gpio0104 105required:106 - compatible107 - reg108 - interrupts109 - '#clock-cells'110 111additionalProperties: false112 113examples:114 - |115 #include <dt-bindings/pinctrl/rockchip.h>116 #include <dt-bindings/interrupt-controller/irq.h>117 #include <dt-bindings/gpio/gpio.h>118 119 i2c {120 #address-cells = <1>;121 #size-cells = <0>;122 123 rk816: pmic@1a {124 compatible = "rockchip,rk816";125 reg = <0x1a>;126 interrupt-parent = <&gpio0>;127 interrupts = <RK_PA2 IRQ_TYPE_LEVEL_LOW>;128 clock-output-names = "xin32k", "rk816-clkout2";129 pinctrl-names = "default";130 pinctrl-0 = <&pmic_int_l>;131 gpio-controller;132 system-power-controller;133 wakeup-source;134 #clock-cells = <1>;135 #gpio-cells = <2>;136 137 vcc1-supply = <&vcc_sys>;138 vcc2-supply = <&vcc_sys>;139 vcc3-supply = <&vcc_sys>;140 vcc4-supply = <&vcc_sys>;141 vcc5-supply = <&vcc33_io>;142 vcc6-supply = <&vcc_sys>;143 144 regulators {145 vdd_cpu: dcdc1 {146 regulator-name = "vdd_cpu";147 regulator-min-microvolt = <750000>;148 regulator-max-microvolt = <1450000>;149 regulator-ramp-delay = <6001>;150 regulator-initial-mode = <1>;151 regulator-always-on;152 regulator-boot-on;153 154 regulator-state-mem {155 regulator-off-in-suspend;156 };157 };158 159 vdd_logic: dcdc2 {160 regulator-name = "vdd_logic";161 regulator-min-microvolt = <800000>;162 regulator-max-microvolt = <1250000>;163 regulator-ramp-delay = <6001>;164 regulator-initial-mode = <1>;165 regulator-always-on;166 regulator-boot-on;167 168 regulator-state-mem {169 regulator-on-in-suspend;170 regulator-suspend-microvolt = <1000000>;171 };172 };173 174 vcc_ddr: dcdc3 {175 regulator-name = "vcc_ddr";176 regulator-initial-mode = <1>;177 regulator-always-on;178 regulator-boot-on;179 180 regulator-state-mem {181 regulator-on-in-suspend;182 };183 };184 185 vcc33_io: dcdc4 {186 regulator-min-microvolt = <3300000>;187 regulator-max-microvolt = <3300000>;188 regulator-name = "vcc33_io";189 regulator-initial-mode = <1>;190 regulator-always-on;191 regulator-boot-on;192 193 regulator-state-mem {194 regulator-on-in-suspend;195 regulator-suspend-microvolt = <3300000>;196 };197 };198 199 vccio_pmu: ldo1 {200 regulator-min-microvolt = <3300000>;201 regulator-max-microvolt = <3300000>;202 regulator-name = "vccio_pmu";203 regulator-always-on;204 regulator-boot-on;205 206 regulator-state-mem {207 regulator-on-in-suspend;208 regulator-suspend-microvolt = <3300000>;209 };210 };211 212 vcc_tp: ldo2 {213 regulator-min-microvolt = <3300000>;214 regulator-max-microvolt = <3300000>;215 regulator-name = "vcc_tp";216 217 regulator-state-mem {218 regulator-off-in-suspend;219 };220 };221 222 vdd_10: ldo3 {223 regulator-min-microvolt = <1000000>;224 regulator-max-microvolt = <1000000>;225 regulator-name = "vdd_10";226 regulator-always-on;227 regulator-boot-on;228 229 regulator-state-mem {230 regulator-on-in-suspend;231 regulator-suspend-microvolt = <1000000>;232 };233 };234 235 vcc18_lcd: ldo4 {236 regulator-min-microvolt = <1800000>;237 regulator-max-microvolt = <1800000>;238 regulator-name = "vcc18_lcd";239 240 regulator-state-mem {241 regulator-on-in-suspend;242 regulator-suspend-microvolt = <1800000>;243 };244 };245 246 vccio_sd: ldo5 {247 regulator-min-microvolt = <1800000>;248 regulator-max-microvolt = <3300000>;249 regulator-name = "vccio_sd";250 251 regulator-state-mem {252 regulator-on-in-suspend;253 regulator-suspend-microvolt = <3300000>;254 };255 };256 257 vdd10_lcd: ldo6 {258 regulator-min-microvolt = <1000000>;259 regulator-max-microvolt = <1000000>;260 regulator-name = "vdd10_lcd";261 262 regulator-state-mem {263 regulator-on-in-suspend;264 regulator-suspend-microvolt = <1000000>;265 };266 };267 };268 269 rk816_gpio_pins: gpio-pins {270 function = "gpio";271 pins = "gpio0";272 };273 };274 };275