diff --git a/arch/arm/dts/stm32mp157c-ed1.dts b/arch/arm/dts/stm32mp157c-ed1.dts
index ab11c83..11981d6 100644
--- a/arch/arm/dts/stm32mp157c-ed1.dts
+++ b/arch/arm/dts/stm32mp157c-ed1.dts
@@ -19,6 +19,7 @@
 	};
 
 	memory@c0000000 {
+		device_type = "memory";
 		reg = <0xC0000000 0x40000000>;
 	};
 
@@ -40,7 +41,7 @@
 	};
 };
 
-&hwspinlock {
+&dts {
 	status = "okay";
 };
 
@@ -50,23 +51,20 @@
 	i2c-scl-rising-time-ns = <185>;
 	i2c-scl-falling-time-ns = <20>;
 	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
 
-	pmic: stpmic1@33 {
+	pmic: stpmic@33 {
 		compatible = "st,stpmic1";
 		reg = <0x33>;
-		interrupts = <0 2>;
-		interrupt-parent = <&gpioa>;
+		interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
 		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,stpmic1-regulators";
-
 			ldo1-supply = <&v3v3>;
 			ldo2-supply = <&v3v3>;
 			ldo3-supply = <&vdd_ddr>;
@@ -80,20 +78,8 @@
 				regulator-min-microvolt = <800000>;
 				regulator-max-microvolt = <1350000>;
 				regulator-always-on;
-				regulator-initial-mode = <2>;
+				regulator-initial-mode = <0>;
 				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 {
@@ -101,22 +87,8 @@
 				regulator-min-microvolt = <1350000>;
 				regulator-max-microvolt = <1350000>;
 				regulator-always-on;
-				regulator-initial-mode = <2>;
+				regulator-initial-mode = <0>;
 				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 {
@@ -124,46 +96,18 @@
 				regulator-min-microvolt = <3300000>;
 				regulator-max-microvolt = <3300000>;
 				regulator-always-on;
-				st,mask_reset;
-				regulator-initial-mode = <8>;
+				st,mask-reset;
+				regulator-initial-mode = <0>;
 				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-always-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;
-				};
+				regulator-initial-mode = <0>;
 			};
 
 			vdda: ldo1 {
@@ -171,18 +115,6 @@
 				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 {
@@ -190,36 +122,14 @@
 				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-min-microvolt = <500000>;
+				regulator-max-microvolt = <750000>;
 				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 {
@@ -227,17 +137,6 @@
 				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 {
@@ -245,19 +144,7 @@
 				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 {
@@ -265,56 +152,43 @@
 				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;
 			 };
 		};
+
+		onkey {
+			compatible = "st,stpmic1-onkey";
+			interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
+			interrupt-names = "onkey-falling", "onkey-rising";
+			power-off-time-sec = <10>;
+			status = "okay";
+		};
+
+		watchdog {
+			compatible = "st,stpmic1-wdt";
+			status = "disabled";
+		};
 	};
 };
 
@@ -327,10 +201,6 @@
 	status = "okay";
 };
 
-&pinctrl {
-	hwlocks = <&hwspinlock 0>;
-};
-
 &pwr {
 	pwr-supply = <&vdd>;
 };
@@ -344,7 +214,10 @@
 };
 
 &sdmmc1 {
+	pinctrl-names = "default", "opendrain", "sleep";
 	pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
+	pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
+	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
 	broken-cd;
 	st,sig-dir;
 	st,neg-edge;
@@ -352,11 +225,6 @@
 	bus-width = <4>;
 	vmmc-supply = <&vdd_sd>;
 	vqmmc-supply = <&sd_switch>;
-	sd-uhs-sdr12;
-	sd-uhs-sdr25;
-	sd-uhs-sdr50;
-	sd-uhs-ddr50;
-	sd-uhs-sdr104;
 	status = "okay";
 };
 
@@ -375,6 +243,9 @@
 
 &timers6 {
 	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
 	timer@5 {
 		status = "okay";
 	};
@@ -386,6 +257,10 @@
 	status = "okay";
 };
 
+&usbotg_hs {
+	vbus-supply = <&vbus_otg>;
+};
+
 &usbphyc_port0 {
 	phy-supply = <&vdd_usb>;
 };