diff --git a/fdts/stm32mp157-pinctrl.dtsi b/fdts/stm32mp157-pinctrl.dtsi
new file mode 100644
index 0000000..21bd34e
--- /dev/null
+++ b/fdts/stm32mp157-pinctrl.dtsi
@@ -0,0 +1,250 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) STMicroelectronics 2017 - All Rights Reserved
+ * Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics.
+ */
+
+#include <dt-bindings/pinctrl/stm32-pinfunc.h>
+/ {
+	soc {
+		pinctrl: pin-controller {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0 0x50002000 0xa400>;
+			pins-are-numbered;
+
+			gpioa: gpio@50002000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x0 0x400>;
+				clocks = <&rcc GPIOA>;
+				st,bank-name = "GPIOA";
+				status = "disabled";
+			};
+
+			gpiob: gpio@50003000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x1000 0x400>;
+				clocks = <&rcc GPIOB>;
+				st,bank-name = "GPIOB";
+				status = "disabled";
+			};
+
+			gpioc: gpio@50004000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x2000 0x400>;
+				clocks = <&rcc GPIOC>;
+				st,bank-name = "GPIOC";
+				status = "disabled";
+			};
+
+			gpiod: gpio@50005000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x3000 0x400>;
+				clocks = <&rcc GPIOD>;
+				st,bank-name = "GPIOD";
+				status = "disabled";
+			};
+
+			gpioe: gpio@50006000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x4000 0x400>;
+				clocks = <&rcc GPIOE>;
+				st,bank-name = "GPIOE";
+				status = "disabled";
+			};
+
+			gpiof: gpio@50007000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x5000 0x400>;
+				clocks = <&rcc GPIOF>;
+				st,bank-name = "GPIOF";
+				status = "disabled";
+			};
+
+			gpiog: gpio@50008000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x6000 0x400>;
+				clocks = <&rcc GPIOG>;
+				st,bank-name = "GPIOG";
+				status = "disabled";
+			};
+
+			gpioh: gpio@50009000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x7000 0x400>;
+				clocks = <&rcc GPIOH>;
+				st,bank-name = "GPIOH";
+				status = "disabled";
+			};
+
+			gpioi: gpio@5000a000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x8000 0x400>;
+				clocks = <&rcc GPIOI>;
+				st,bank-name = "GPIOI";
+				status = "disabled";
+			};
+
+			gpioj: gpio@5000b000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0x9000 0x400>;
+				clocks = <&rcc GPIOJ>;
+				st,bank-name = "GPIOJ";
+				status = "disabled";
+			};
+
+			gpiok: gpio@5000c000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0xa000 0x400>;
+				clocks = <&rcc GPIOK>;
+				st,bank-name = "GPIOK";
+				status = "disabled";
+			};
+
+			uart4_pins_a: uart4@0 {
+				pins1 {
+					pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */
+					bias-disable;
+					drive-push-pull;
+					slew-rate = <0>;
+				};
+				pins2 {
+					pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
+					bias-disable;
+				};
+			};
+
+			usart3_pins_a: usart3@0 {
+				pins1 {
+					pinmux = <STM32_PINMUX('B', 10, AF7)>, /* USART3_TX */
+						 <STM32_PINMUX('G', 8, AF8)>; /* USART3_RTS */
+					bias-disable;
+					drive-push-pull;
+					slew-rate = <0>;
+				};
+				pins2 {
+					pinmux = <STM32_PINMUX('B', 12, AF8)>, /* USART3_RX */
+						 <STM32_PINMUX('I', 10, AF8)>; /* USART3_CTS_NSS */
+					bias-disable;
+				};
+			};
+
+			sdmmc1_b4_pins_a: sdmmc1-b4@0 {
+				pins {
+					pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
+						 <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */
+						 <STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */
+						 <STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */
+						 <STM32_PINMUX('C', 12, AF12)>, /* SDMMC1_CK */
+						 <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */
+					slew-rate = <3>;
+					drive-push-pull;
+					bias-disable;
+				};
+			};
+
+			sdmmc1_dir_pins_a: sdmmc1-dir@0 {
+				pins1 {
+					pinmux = <STM32_PINMUX('F', 2, AF11)>, /* SDMMC1_D0DIR */
+						 <STM32_PINMUX('C', 7, AF8)>, /* SDMMC1_D123DIR */
+						 <STM32_PINMUX('B', 9, AF11)>; /* SDMMC1_CDIR */
+					slew-rate = <3>;
+					drive-push-pull;
+					bias-pull-up;
+				};
+				pins2{
+					pinmux = <STM32_PINMUX('E', 4, AF8)>; /* SDMMC1_CKIN */
+					bias-pull-up;
+				};
+			};
+
+			sdmmc2_b4_pins_a: sdmmc2-b4@0 {
+				pins {
+					pinmux = <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */
+						 <STM32_PINMUX('B', 15, AF9)>, /* SDMMC2_D1 */
+						 <STM32_PINMUX('B', 3, AF9)>, /* SDMMC2_D2 */
+						 <STM32_PINMUX('B', 4, AF9)>, /* SDMMC2_D3 */
+						 <STM32_PINMUX('E', 3, AF9)>, /* SDMMC2_CK */
+						 <STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */
+					slew-rate = <3>;
+					drive-push-pull;
+					bias-pull-up;
+				};
+			};
+
+			sdmmc2_d47_pins_a: sdmmc2-d47@0 {
+				pins {
+					pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */
+						 <STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */
+						 <STM32_PINMUX('E', 5, AF9)>, /* SDMMC2_D6 */
+						 <STM32_PINMUX('D', 3, AF9)>; /* SDMMC2_D7 */
+					slew-rate = <3>;
+					drive-push-pull;
+					bias-pull-up;
+				};
+			};
+		};
+
+		pinctrl_z: pin-controller-z {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0 0x54004000 0x400>;
+			pins-are-numbered;
+
+			gpioz: gpio@54004000 {
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				reg = <0 0x400>;
+				clocks = <&rcc GPIOZ>;
+				st,bank-name = "GPIOZ";
+				st,bank-ioport = <11>;
+				status = "disabled";
+			};
+
+			i2c4_pins_a: i2c4@0 {
+				pins {
+					pinmux = <STM32_PINMUX('Z', 4, AF6)>, /* I2C4_SCL */
+						 <STM32_PINMUX('Z', 5, AF6)>; /* I2C4_SDA */
+					bias-disable;
+					drive-open-drain;
+					slew-rate = <0>;
+				};
+			};
+		};
+	};
+};