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@@ -10,6 +10,7 @@
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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#include <dt-bindings/pinctrl/stm32-pinfunc.h>
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+#include <dt-bindings/mfd/st,stpmu1.h>
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/ {
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model = "STMicroelectronics STM32MP157C pmic eval daughter";
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@@ -23,6 +24,19 @@
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memory {
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reg = <0xC0000000 0x40000000>;
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};
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+
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+ sd_switch: regulator-sd_switch {
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+ compatible = "regulator-gpio";
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+ regulator-name = "sd_switch";
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <2900000>;
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+ regulator-type = "voltage";
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+ regulator-always-on;
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+
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+ gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
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+ gpios-states = <0>;
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+ states = <1800000 0x1 2900000 0x0>;
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+ };
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};
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&gpioa {
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@@ -166,6 +180,262 @@
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interrupt-controller;
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#interrupt-cells = <2>;
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status = "okay";
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+
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+ st,main_control_register = <0x04>;
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+ st,vin_control_register = <0xc0>;
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+ st,usb_control_register = <0x30>;
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+
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+ regulators {
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+ compatible = "st,stpmu1-regulators";
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+
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+ ldo1-supply = <&v3v3>;
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+ ldo2-supply = <&v3v3>;
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+ ldo3-supply = <&vdd_ddr>;
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+ ldo5-supply = <&v3v3>;
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+ ldo6-supply = <&v3v3>;
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+ pwr_sw1-supply = <&bst_out>;
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+ pwr_sw2-supply = <&bst_out>;
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+
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+ vddcore: buck1 {
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+ regulator-name = "vddcore";
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+ regulator-min-microvolt = <800000>;
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+ regulator-max-microvolt = <1350000>;
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+ regulator-always-on;
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+ regulator-initial-mode = <2>;
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+ regulator-over-current-protection;
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+
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+ regulator-state-standby {
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+ regulator-on-in-suspend;
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+ regulator-suspend-microvolt = <1200000>;
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+ regulator-mode = <8>;
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+ };
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ regulator-state-disk {
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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_ddr: buck2 {
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+ regulator-name = "vdd_ddr";
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+ regulator-min-microvolt = <1350000>;
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+ regulator-max-microvolt = <1350000>;
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+ regulator-always-on;
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+ regulator-initial-mode = <2>;
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+ regulator-over-current-protection;
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+
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+ regulator-state-standby {
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+ regulator-suspend-microvolt = <1350000>;
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+ regulator-on-in-suspend;
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+ regulator-mode = <8>;
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+ };
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+ regulator-state-mem {
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+ regulator-suspend-microvolt = <1350000>;
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+ regulator-on-in-suspend;
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+ regulator-mode = <8>;
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+ };
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+ regulator-state-disk {
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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: buck3 {
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+ regulator-name = "vdd";
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ regulator-always-on;
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+ st,mask_reset;
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+ regulator-initial-mode = <8>;
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+ regulator-over-current-protection;
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+
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+ regulator-state-standby {
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+ regulator-suspend-microvolt = <3300000>;
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+ regulator-on-in-suspend;
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+ regulator-mode = <8>;
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+ };
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+ regulator-state-mem {
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+ regulator-suspend-microvolt = <3300000>;
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+ regulator-on-in-suspend;
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+ regulator-mode = <8>;
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+ };
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+ regulator-state-disk {
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+ regulator-suspend-microvolt = <3300000>;
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+ regulator-on-in-suspend;
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+ regulator-mode = <8>;
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+ };
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+ };
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+
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+ v3v3: buck4 {
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+ regulator-name = "v3v3";
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ regulator-boot-on;
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+ regulator-over-current-protection;
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+ regulator-initial-mode = <8>;
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+
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+ regulator-state-standby {
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+ regulator-suspend-microvolt = <3300000>;
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+ regulator-unchanged-in-suspend;
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+ regulator-mode = <8>;
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+ };
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ regulator-state-disk {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ vdda: ldo1 {
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+ regulator-name = "vdda";
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+ regulator-min-microvolt = <2900000>;
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+ regulator-max-microvolt = <2900000>;
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+ interrupts = <IT_CURLIM_LDO1 0>;
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+ interrupt-parent = <&pmic>;
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+
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+ regulator-state-standby {
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+ regulator-suspend-microvolt = <2900000>;
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+ regulator-unchanged-in-suspend;
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+ };
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ regulator-state-disk {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ v2v8: ldo2 {
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+ regulator-name = "v2v8";
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+ regulator-min-microvolt = <2800000>;
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+ regulator-max-microvolt = <2800000>;
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+ interrupts = <IT_CURLIM_LDO2 0>;
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+ interrupt-parent = <&pmic>;
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+
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+ regulator-state-standby {
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+ regulator-suspend-microvolt = <2800000>;
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+ regulator-unchanged-in-suspend;
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+ };
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ regulator-state-disk {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ vtt_ddr: ldo3 {
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+ regulator-name = "vtt_ddr";
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+ regulator-min-microvolt = <0000000>;
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+ regulator-max-microvolt = <1000000>;
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+ regulator-always-on;
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+ regulator-over-current-protection;
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+
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+ regulator-state-standby {
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+ regulator-off-in-suspend;
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+ };
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ regulator-state-disk {
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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_usb: ldo4 {
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+ regulator-name = "vdd_usb";
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ interrupts = <IT_CURLIM_LDO4 0>;
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+ interrupt-parent = <&pmic>;
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+
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+ regulator-state-standby {
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+ regulator-unchanged-in-suspend;
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+ };
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ regulator-state-disk {
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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_sd: ldo5 {
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+ regulator-name = "vdd_sd";
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+ regulator-min-microvolt = <2900000>;
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+ regulator-max-microvolt = <2900000>;
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+ interrupts = <IT_CURLIM_LDO5 0>;
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+ interrupt-parent = <&pmic>;
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+ regulator-boot-on;
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+
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+ regulator-state-standby {
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+ regulator-suspend-microvolt = <2900000>;
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+ regulator-unchanged-in-suspend;
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+ };
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ regulator-state-disk {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ v1v8: ldo6 {
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+ regulator-name = "v1v8";
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ interrupts = <IT_CURLIM_LDO6 0>;
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+ interrupt-parent = <&pmic>;
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+
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+ regulator-state-standby {
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+ regulator-suspend-microvolt = <1800000>;
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+ regulator-unchanged-in-suspend;
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+ };
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+ regulator-state-mem {
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+ regulator-off-in-suspend;
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+ };
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+ regulator-state-disk {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ vref_ddr: vref_ddr {
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+ regulator-name = "vref_ddr";
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+ regulator-always-on;
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+ regulator-over-current-protection;
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+
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+ regulator-state-standby {
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+ regulator-on-in-suspend;
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+ };
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+ regulator-state-mem {
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+ regulator-on-in-suspend;
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+ };
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+ regulator-state-disk {
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+ regulator-off-in-suspend;
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+ };
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+ };
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+
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+ bst_out: boost {
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+ regulator-name = "bst_out";
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+ interrupts = <IT_OCP_BOOST 0>;
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+ interrupt-parent = <&pmic>;
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+ };
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+
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+ vbus_otg: pwr_sw1 {
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+ regulator-name = "vbus_otg";
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+ interrupts = <IT_OCP_OTG 0>;
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+ interrupt-parent = <&pmic>;
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+ regulator-active-discharge;
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+ };
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+
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+ vbus_sw: pwr_sw2 {
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+ regulator-name = "vbus_sw";
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+ interrupts = <IT_OCP_SWOUT 0>;
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+ interrupt-parent = <&pmic>;
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+ regulator-active-discharge;
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+ };
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+ };
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};
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};
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@@ -177,6 +447,8 @@
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st,negedge;
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st,pin-ckin;
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bus-width = <4>;
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+ vmmc-supply = <&vdd_sd>;
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+ vqmmc-supply = <&sd_switch>;
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sd-uhs-sdr12;
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sd-uhs-sdr25;
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sd-uhs-sdr50;
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