diff --git a/arch/arm/dts/stm32mp157c-ed1.dts b/arch/arm/dts/stm32mp157c-ed1.dts
index 4b20fabb717a..76e384775252 100644
--- a/arch/arm/dts/stm32mp157c-ed1.dts
+++ b/arch/arm/dts/stm32mp157c-ed1.dts
@@ -10,6 +10,7 @@
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/pinctrl/stm32-pinfunc.h>
+#include <dt-bindings/mfd/st,stpmu1.h>
 
 / {
 	model = "STMicroelectronics STM32MP157C pmic eval daughter";
@@ -23,6 +24,19 @@
 	memory {
 		reg = <0xC0000000 0x40000000>;
 	};
+
+	sd_switch: regulator-sd_switch {
+		compatible = "regulator-gpio";
+		regulator-name = "sd_switch";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <2900000>;
+		regulator-type = "voltage";
+		regulator-always-on;
+
+		gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
+		gpios-states = <0>;
+		states = <1800000 0x1 2900000 0x0>;
+	};
 };
 
 &gpioa {
@@ -141,6 +155,262 @@
 		interrupt-controller;
 		#interrupt-cells = <2>;
 		status = "okay";
+
+		st,main_control_register = <0x04>;
+		st,vin_control_register = <0xc0>;
+		st,usb_control_register = <0x30>;
+
+		regulators {
+			compatible = "st,stpmu1-regulators";
+
+			ldo1-supply = <&v3v3>;
+			ldo2-supply = <&v3v3>;
+			ldo3-supply = <&vdd_ddr>;
+			ldo5-supply = <&v3v3>;
+			ldo6-supply = <&v3v3>;
+			pwr_sw1-supply = <&bst_out>;
+			pwr_sw2-supply = <&bst_out>;
+
+			vddcore: buck1 {
+				regulator-name = "vddcore";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1350000>;
+				regulator-always-on;
+				regulator-initial-mode = <2>;
+				regulator-over-current-protection;
+
+				regulator-state-standby {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1200000>;
+					regulator-mode = <8>;
+				};
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+				regulator-state-disk {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vdd_ddr: buck2 {
+				regulator-name = "vdd_ddr";
+				regulator-min-microvolt = <1350000>;
+				regulator-max-microvolt = <1350000>;
+				regulator-always-on;
+				regulator-initial-mode = <2>;
+				regulator-over-current-protection;
+
+				regulator-state-standby {
+					regulator-suspend-microvolt = <1350000>;
+					regulator-on-in-suspend;
+					regulator-mode = <8>;
+				};
+				regulator-state-mem {
+					regulator-suspend-microvolt = <1350000>;
+					regulator-on-in-suspend;
+					regulator-mode = <8>;
+				};
+				regulator-state-disk {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vdd: buck3 {
+				regulator-name = "vdd";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+				st,mask_reset;
+				regulator-initial-mode = <8>;
+				regulator-over-current-protection;
+
+				regulator-state-standby {
+					regulator-suspend-microvolt = <3300000>;
+					regulator-on-in-suspend;
+					regulator-mode = <8>;
+				};
+				regulator-state-mem {
+					regulator-suspend-microvolt = <3300000>;
+					regulator-on-in-suspend;
+					regulator-mode = <8>;
+				};
+				regulator-state-disk {
+					regulator-suspend-microvolt = <3300000>;
+					regulator-on-in-suspend;
+					regulator-mode = <8>;
+				};
+			};
+
+			v3v3: buck4 {
+				regulator-name = "v3v3";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-over-current-protection;
+				regulator-initial-mode = <8>;
+
+				regulator-state-standby {
+					regulator-suspend-microvolt = <3300000>;
+					regulator-unchanged-in-suspend;
+					regulator-mode = <8>;
+				};
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+				regulator-state-disk {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vdda: ldo1 {
+				regulator-name = "vdda";
+				regulator-min-microvolt = <2900000>;
+				regulator-max-microvolt = <2900000>;
+				interrupts = <IT_CURLIM_LDO1 0>;
+				interrupt-parent = <&pmic>;
+
+				regulator-state-standby {
+					regulator-suspend-microvolt = <2900000>;
+					regulator-unchanged-in-suspend;
+				};
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+				regulator-state-disk {
+					regulator-off-in-suspend;
+				};
+			};
+
+			v2v8: ldo2 {
+				regulator-name = "v2v8";
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <2800000>;
+				interrupts = <IT_CURLIM_LDO2 0>;
+				interrupt-parent = <&pmic>;
+
+				regulator-state-standby {
+					regulator-suspend-microvolt = <2800000>;
+					regulator-unchanged-in-suspend;
+				};
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+				regulator-state-disk {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vtt_ddr: ldo3 {
+				regulator-name = "vtt_ddr";
+				regulator-min-microvolt = <0000000>;
+				regulator-max-microvolt = <1000000>;
+				regulator-always-on;
+				regulator-over-current-protection;
+
+				regulator-state-standby {
+					regulator-off-in-suspend;
+				};
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+				regulator-state-disk {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vdd_usb: ldo4 {
+				regulator-name = "vdd_usb";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				interrupts = <IT_CURLIM_LDO4 0>;
+				interrupt-parent = <&pmic>;
+
+				regulator-state-standby {
+					regulator-unchanged-in-suspend;
+				};
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+				regulator-state-disk {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vdd_sd: ldo5 {
+				regulator-name = "vdd_sd";
+				regulator-min-microvolt = <2900000>;
+				regulator-max-microvolt = <2900000>;
+				interrupts = <IT_CURLIM_LDO5 0>;
+				interrupt-parent = <&pmic>;
+				regulator-boot-on;
+
+				regulator-state-standby {
+					regulator-suspend-microvolt = <2900000>;
+					regulator-unchanged-in-suspend;
+				};
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+				regulator-state-disk {
+					regulator-off-in-suspend;
+				};
+			};
+
+			v1v8: ldo6 {
+				regulator-name = "v1v8";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				interrupts = <IT_CURLIM_LDO6 0>;
+				interrupt-parent = <&pmic>;
+
+				regulator-state-standby {
+					regulator-suspend-microvolt = <1800000>;
+					regulator-unchanged-in-suspend;
+				};
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+				regulator-state-disk {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vref_ddr: vref_ddr {
+				regulator-name = "vref_ddr";
+				regulator-always-on;
+				regulator-over-current-protection;
+
+				regulator-state-standby {
+					regulator-on-in-suspend;
+				};
+				regulator-state-mem {
+					regulator-on-in-suspend;
+				};
+				regulator-state-disk {
+					regulator-off-in-suspend;
+				};
+			};
+
+			 bst_out: boost {
+				regulator-name = "bst_out";
+				interrupts = <IT_OCP_BOOST 0>;
+				interrupt-parent = <&pmic>;
+			 };
+
+			vbus_otg: pwr_sw1 {
+				regulator-name = "vbus_otg";
+				interrupts = <IT_OCP_OTG 0>;
+				interrupt-parent = <&pmic>;
+				regulator-active-discharge;
+			 };
+
+			 vbus_sw: pwr_sw2 {
+				regulator-name = "vbus_sw";
+				interrupts = <IT_OCP_SWOUT 0>;
+				interrupt-parent = <&pmic>;
+				regulator-active-discharge;
+			 };
+		};
 	};
 };
 
@@ -152,6 +422,8 @@
 	st,negedge;
 	st,pin-ckin;
 	bus-width = <4>;
+	vmmc-supply = <&vdd_sd>;
+	vqmmc-supply = <&sd_switch>;
 	sd-uhs-sdr12;
 	sd-uhs-sdr25;
 	sd-uhs-sdr50;
diff --git a/include/dt-bindings/mfd/st,stpmu1.h b/include/dt-bindings/mfd/st,stpmu1.h
new file mode 100644
index 000000000000..81982ebe2c25
--- /dev/null
+++ b/include/dt-bindings/mfd/st,stpmu1.h
@@ -0,0 +1,60 @@
+/*
+ * This file is part of stpmu1 pmic driver
+ *
+ * Copyright (C) 2017, STMicroelectronics - All Rights Reserved
+ * Author: Pascal Paillet <p.paillet@st.com> for STMicroelectronics.
+ *
+ * License type: GPLv2
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __DT_BINDINGS_STPMU1_H__
+#define __DT_BINDINGS_STPMU1_H__
+
+/* IRQ definitions */
+#define IT_PONKEY_F 0
+#define IT_PONKEY_R 1
+#define IT_WAKEUP_F 2
+#define IT_WAKEUP_R 3
+#define IT_VBUS_OTG_F 4
+#define IT_VBUS_OTG_R 5
+#define IT_SWOUT_F 6
+#define IT_SWOUT_R 7
+
+#define IT_CURLIM_BUCK1 8
+#define IT_CURLIM_BUCK2 9
+#define IT_CURLIM_BUCK3 10
+#define IT_CURLIM_BUCK4 11
+#define IT_OCP_OTG 12
+#define IT_OCP_SWOUT 13
+#define IT_OCP_BOOST 14
+#define IT_OVP_BOOST 15
+
+#define IT_CURLIM_LDO1 16
+#define IT_CURLIM_LDO2 17
+#define IT_CURLIM_LDO3 18
+#define IT_CURLIM_LDO4 19
+#define IT_CURLIM_LDO5 20
+#define IT_CURLIM_LDO6 21
+#define IT_SHORT_SWOTG 22
+#define IT_SHORT_SWOUT 23
+
+#define IT_TWARN_F 24
+#define IT_TWARN_R 25
+#define IT_VINLOW_F 26
+#define IT_VINLOW_R 27
+#define IT_SWIN_F 30
+#define IT_SWIN_R 31
+
+#endif /* __DT_BINDINGS_STPMU1_H__ */
