287 lines · yaml
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause2%YAML 1.23---4$id: http://devicetree.org/schemas/mfd/rockchip,rk818.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: RK818 Power Management Integrated Circuit8 9maintainers:10 - Chris Zhong <zyw@rock-chips.com>11 - Zhang Qing <zhangqing@rock-chips.com>12 13description: |14 Rockchip RK818 series PMIC. This device consists of an i2c controlled MFD15 that includes regulators, an RTC, and a power button.16 17properties:18 compatible:19 enum:20 - rockchip,rk81821 22 reg:23 maxItems: 124 25 interrupts:26 maxItems: 127 28 '#clock-cells':29 description: |30 See <dt-bindings/clock/rockchip,rk808.h> for clock IDs.31 const: 132 33 clock-output-names:34 description:35 From common clock binding to override the default output clock name.36 maxItems: 237 38 rockchip,system-power-controller:39 type: boolean40 deprecated: true41 description:42 Telling whether or not this PMIC is controlling the system power.43 44 system-power-controller: true45 46 wakeup-source:47 type: boolean48 description:49 Device can be used as a wakeup source.50 51 vcc1-supply:52 description:53 The input supply for DCDC_REG1.54 55 vcc2-supply:56 description:57 The input supply for DCDC_REG2.58 59 vcc3-supply:60 description:61 The input supply for DCDC_REG3.62 63 vcc4-supply:64 description:65 The input supply for DCDC_REG4.66 67 boost-supply:68 description:69 The input supply for DCDC_BOOST70 71 vcc6-supply:72 description:73 The input supply for LDO_REG1 and LDO_REG2.74 75 vcc7-supply:76 description:77 The input supply for LDO_REG3, LDO_REG5, and LDO_REG7.78 79 vcc8-supply:80 description:81 The input supply for LDO_REG4, LDO_REG6, and LDO_REG8.82 83 vcc9-supply:84 description:85 The input supply for LDO_REG9 and SWITCH_REG.86 87 vddio-supply:88 description:89 The input supply for digital IO.90 91 h_5v-supply:92 description:93 The input supply for HDMI_SWITCH.94 95 usb-supply:96 description:97 The input supply for OTG_SWITCH.98 99 regulators:100 type: object101 patternProperties:102 "^(DCDC_REG[1-4]|DCDC_BOOST|LDO_REG[1-9]|SWITCH_REG|HDMI_SWITCH|OTG_SWITCH)$":103 type: object104 $ref: /schemas/regulator/regulator.yaml#105 unevaluatedProperties: false106 unevaluatedProperties: false107 108required:109 - compatible110 - reg111 - interrupts112 - "#clock-cells"113 114additionalProperties: false115 116examples:117 - |118 #include <dt-bindings/clock/px30-cru.h>119 #include <dt-bindings/pinctrl/rockchip.h>120 #include <dt-bindings/interrupt-controller/irq.h>121 #include <dt-bindings/gpio/gpio.h>122 i2c {123 #address-cells = <1>;124 #size-cells = <0>;125 126 rk818: pmic@1c {127 compatible = "rockchip,rk818";128 reg = <0x1c>;129 interrupt-parent = <&gpio0>;130 interrupts = <4 IRQ_TYPE_LEVEL_LOW>;131 pinctrl-names = "default";132 pinctrl-0 = <&pmic_int>;133 rockchip,system-power-controller;134 wakeup-source;135 #clock-cells = <1>;136 137 vcc1-supply = <&vdd_sys>;138 vcc2-supply = <&vdd_sys>;139 vcc3-supply = <&vdd_sys>;140 vcc4-supply = <&vdd_sys>;141 boost-supply = <&vdd_in_otg_out>;142 vcc6-supply = <&vdd_sys>;143 vcc7-supply = <&vdd_misc_1v8>;144 vcc8-supply = <&vdd_misc_1v8>;145 vcc9-supply = <&vdd_3v3_io>;146 vddio-supply = <&vdd_3v3_io>;147 148 regulators {149 vdd_log: DCDC_REG1 {150 regulator-name = "vdd_log";151 regulator-always-on;152 regulator-boot-on;153 regulator-min-microvolt = <1100000>;154 regulator-max-microvolt = <1100000>;155 regulator-state-mem {156 regulator-off-in-suspend;157 };158 };159 160 vdd_gpu: DCDC_REG2 {161 regulator-name = "vdd_gpu";162 regulator-always-on;163 regulator-boot-on;164 regulator-min-microvolt = <800000>;165 regulator-max-microvolt = <1250000>;166 regulator-state-mem {167 regulator-on-in-suspend;168 regulator-suspend-microvolt = <1000000>;169 };170 };171 172 vcc_ddr: DCDC_REG3 {173 regulator-name = "vcc_ddr";174 regulator-always-on;175 regulator-boot-on;176 regulator-state-mem {177 regulator-on-in-suspend;178 };179 };180 181 vdd_3v3_io: DCDC_REG4 {182 regulator-name = "vdd_3v3_io";183 regulator-always-on;184 regulator-boot-on;185 regulator-min-microvolt = <3300000>;186 regulator-max-microvolt = <3300000>;187 regulator-state-mem {188 regulator-on-in-suspend;189 regulator-suspend-microvolt = <3300000>;190 };191 };192 193 vdd_sys: DCDC_BOOST {194 regulator-name = "vdd_sys";195 regulator-always-on;196 regulator-boot-on;197 regulator-min-microvolt = <5000000>;198 regulator-max-microvolt = <5000000>;199 regulator-state-mem {200 regulator-on-in-suspend;201 regulator-suspend-microvolt = <5000000>;202 };203 };204 205 vdd_sd: SWITCH_REG {206 regulator-name = "vdd_sd";207 regulator-always-on;208 regulator-boot-on;209 regulator-state-mem {210 regulator-off-in-suspend;211 };212 };213 214 vdd_eth_2v5: LDO_REG2 {215 regulator-name = "vdd_eth_2v5";216 regulator-always-on;217 regulator-boot-on;218 regulator-min-microvolt = <2500000>;219 regulator-max-microvolt = <2500000>;220 regulator-state-mem {221 regulator-on-in-suspend;222 regulator-suspend-microvolt = <2500000>;223 };224 };225 226 vdd_1v0: LDO_REG3 {227 regulator-name = "vdd_1v0";228 regulator-always-on;229 regulator-boot-on;230 regulator-min-microvolt = <1000000>;231 regulator-max-microvolt = <1000000>;232 regulator-state-mem {233 regulator-on-in-suspend;234 regulator-suspend-microvolt = <1000000>;235 };236 };237 238 vdd_1v8_lcd_ldo: LDO_REG4 {239 regulator-name = "vdd_1v8_lcd_ldo";240 regulator-always-on;241 regulator-boot-on;242 regulator-min-microvolt = <1800000>;243 regulator-max-microvolt = <1800000>;244 regulator-state-mem {245 regulator-on-in-suspend;246 regulator-suspend-microvolt = <1800000>;247 };248 };249 250 vdd_1v0_lcd: LDO_REG6 {251 regulator-name = "vdd_1v0_lcd";252 regulator-always-on;253 regulator-boot-on;254 regulator-min-microvolt = <1000000>;255 regulator-max-microvolt = <1000000>;256 regulator-state-mem {257 regulator-on-in-suspend;258 regulator-suspend-microvolt = <1000000>;259 };260 };261 262 vdd_1v8_ldo: LDO_REG7 {263 regulator-name = "vdd_1v8_ldo";264 regulator-always-on;265 regulator-boot-on;266 regulator-min-microvolt = <1800000>;267 regulator-max-microvolt = <1800000>;268 regulator-state-mem {269 regulator-off-in-suspend;270 regulator-suspend-microvolt = <1800000>;271 };272 };273 274 vdd_io_sd: LDO_REG9 {275 regulator-name = "vdd_io_sd";276 regulator-always-on;277 regulator-boot-on;278 regulator-min-microvolt = <1800000>;279 regulator-max-microvolt = <3300000>;280 regulator-state-mem {281 regulator-off-in-suspend;282 };283 };284 };285 };286 };287