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+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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+/*
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+ * Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd
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+ * Copyright (c) 2019 Vamrs Limited
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+ * Copyright (c) 2019 Amarula Solutions(India)
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+ */
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+
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+#include <dt-bindings/gpio/gpio.h>
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+#include <dt-bindings/pinctrl/rockchip.h>
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+#include <dt-bindings/pwm/pwm.h>
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+
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+/ {
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+ compatible = "vamrs,rk3288-vmarc-som", "rockchip,rk3288";
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+
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+ ext_gmac: external-gmac-clock {
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+ compatible = "fixed-clock";
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+ clock-frequency = <125000000>;
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+ clock-output-names = "ext_gmac";
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+ #clock-cells = <0>;
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+ };
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+
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+ vccio_flash: vccio-flash-regulator {
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+ compatible = "regulator-fixed";
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+ regulator-name = "vccio_flash";
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ startup-delay-us = <150>;
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+ vin-supply = <&vcc_io>;
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+ };
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+
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+ vcc_sys: vsys-regulator {
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+ compatible = "regulator-fixed";
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+ regulator-name = "vcc_sys";
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+ regulator-min-microvolt = <5000000>;
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+ regulator-max-microvolt = <5000000>;
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+ regulator-always-on;
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+ regulator-boot-on;
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+ };
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+};
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+
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+&emmc {
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+ bus-width = <8>;
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+ cap-mmc-highspeed;
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+ disable-wp;
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+ non-removable;
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
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+ status = "okay";
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+};
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+
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+&gmac {
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+ assigned-clocks = <&cru SCLK_MAC>;
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+ assigned-clock-parents = <&ext_gmac>;
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+ clock_in_out = "input";
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+ phy-mode = "rgmii";
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+ phy-supply = <&vcc_io>;
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&rgmii_pins>;
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+ snps,reset-gpio = <&gpio4 RK_PA7 GPIO_ACTIVE_HIGH>;
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+ snps,reset-active-low;
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+ snps,reset-delays-us = <0 10000 50000>;
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+ tx_delay = <0x30>;
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+ rx_delay = <0x10>;
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+ max-speed = <1000>;
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+};
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+
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+&i2c0 {
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+ clock-frequency = <400000>;
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+ status = "okay";
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+
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+ rk808: pmic@1b {
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+ compatible = "rockchip,rk808";
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+ reg = <0x1b>;
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+ interrupt-parent = <&gpio0>;
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+ interrupts = <RK_PA4 IRQ_TYPE_LEVEL_LOW>;
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&pmic_int &global_pwroff>;
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+ rockchip,system-power-controller;
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+ wakeup-source;
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+ #clock-cells = <1>;
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+ clock-output-names = "rk808-clkout1", "rk808-clkout2";
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+
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+ vcc1-supply = <&vcc_sys>;
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+ vcc2-supply = <&vcc_sys>;
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+ vcc3-supply = <&vcc_sys>;
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+ vcc4-supply = <&vcc_sys>;
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+ vcc6-supply = <&vcc_sys>;
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+ vcc7-supply = <&vcc_sys>;
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+ vcc8-supply = <&vcc_io>;
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+ vcc9-supply = <&vcc_io>;
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+ vcc10-supply = <&vcc_sys>;
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+ vcc11-supply = <&vcc_sys>;
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+ vcc12-supply = <&vcc_io>;
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+ vddio-supply = <&vcc_io>;
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+
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+ regulators {
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+ vdd_cpu: DCDC_REG1 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-min-microvolt = <750000>;
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+ regulator-max-microvolt = <1400000>;
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+ regulator-name = "vdd_arm";
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ vdd_gpu: DCDC_REG2 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-min-microvolt = <850000>;
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+ regulator-max-microvolt = <1250000>;
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+ regulator-name = "vdd_gpu";
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+ regulator-ramp-delay = <6000>;
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ vcc_ddr: DCDC_REG3 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-name = "vcc_ddr";
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+ regulator-state-mem {
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+ regulator-on-in-suspend;
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+ };
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+ };
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+
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+ vcc_io: DCDC_REG4 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ regulator-name = "vcc_io";
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+ regulator-state-mem {
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+ regulator-on-in-suspend;
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+ regulator-suspend-microvolt = <3300000>;
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+ };
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+ };
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+
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+ vcc_tp: LDO_REG1 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ regulator-name = "vcc_tp";
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ vcca_codec: LDO_REG2 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ regulator-name = "vcca_codec";
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+ regulator-state-mem {
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+ regulator-on-in-suspend;
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+ regulator-suspend-microvolt = <3300000>;
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+ };
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+ };
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+
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+ vdd_10: LDO_REG3 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-min-microvolt = <1000000>;
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+ regulator-max-microvolt = <1000000>;
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+ regulator-name = "vdd_10";
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+ regulator-state-mem {
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+ regulator-on-in-suspend;
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+ regulator-suspend-microvolt = <1000000>;
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+ };
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+ };
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+
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+ vcc_wl: LDO_REG4 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ regulator-name = "vcc_wl";
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+ regulator-state-mem {
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+ regulator-on-in-suspend;
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+ };
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+ };
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+
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+ vccio_sd: LDO_REG5 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <3300000>;
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+ regulator-name = "vccio_sd";
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+ regulator-state-mem {
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+ regulator-on-in-suspend;
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+ regulator-suspend-microvolt = <3300000>;
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+ };
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+ };
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+
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+ vdd10_lcd: LDO_REG6 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-min-microvolt = <1000000>;
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+ regulator-max-microvolt = <1000000>;
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+ regulator-name = "vdd10_lcd";
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ vcc_18: LDO_REG7 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ regulator-name = "vcc_18";
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+ regulator-state-mem {
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+ regulator-on-in-suspend;
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+ regulator-suspend-microvolt = <1800000>;
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+ };
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+ };
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+
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+ vcc18_lcd: LDO_REG8 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ regulator-name = "vcc18_lcd";
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ vcc_sd: SWITCH_REG1 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-name = "vcc_sd";
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ vcc_lcd: SWITCH_REG2 {
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+ regulator-always-on;
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+ regulator-boot-on;
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+ regulator-name = "vcc_lcd";
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+ };
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+ };
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+};
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+
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+&io_domains {
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+ bb-supply = <&vcc_io>;
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+ flash0-supply = <&vccio_flash>;
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+ gpio1830-supply = <&vcc_18>;
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+ gpio30-supply = <&vcc_io>;
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+ sdcard-supply = <&vccio_sd>;
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+ status = "okay";
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+};
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+
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+&pinctrl {
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+ pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
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+ drive-strength = <8>;
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+ };
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+
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+ pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
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+ bias-pull-up;
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+ drive-strength = <8>;
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+ };
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+
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+ pmic {
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+ pmic_int: pmic-int {
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+ rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_up>;
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+ };
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+ };
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+
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+ sdmmc {
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+ sdmmc_bus4: sdmmc-bus4 {
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+ rockchip,pins =
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+ <6 RK_PC0 1 &pcfg_pull_up_drv_8ma>,
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+ <6 RK_PC1 1 &pcfg_pull_up_drv_8ma>,
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+ <6 RK_PC2 1 &pcfg_pull_up_drv_8ma>,
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+ <6 RK_PC3 1 &pcfg_pull_up_drv_8ma>;
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+ };
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+
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+ sdmmc_clk: sdmmc-clk {
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+ rockchip,pins =
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+ <6 RK_PC4 1 &pcfg_pull_none_drv_8ma>;
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+ };
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+
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+ sdmmc_cmd: sdmmc-cmd {
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+ rockchip,pins =
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+ <6 RK_PC5 1 &pcfg_pull_up_drv_8ma>;
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+ };
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+ };
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+};
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