diff --git a/fdts/stm32mp13-pinctrl.dtsi b/fdts/stm32mp13-pinctrl.dtsi
new file mode 100644
index 0000000..0ad06a4
--- /dev/null
+++ b/fdts/stm32mp13-pinctrl.dtsi
@@ -0,0 +1,97 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) STMicroelectronics 2022 - All Rights Reserved
+ * Author: Alexandre Torgue <alexandre.torgue@foss.st.com>
+ */
+#include <dt-bindings/pinctrl/stm32-pinfunc.h>
+
+&pinctrl {
+	i2c4_pins_a: i2c4-0 {
+		pins {
+			pinmux = <STM32_PINMUX('E', 15, AF6)>, /* I2C4_SCL */
+				 <STM32_PINMUX('B', 9, AF6)>; /* I2C4_SDA */
+			bias-disable;
+			drive-open-drain;
+			slew-rate = <0>;
+		};
+	};
+
+	sdmmc1_b4_pins_a: sdmmc1-b4-0 {
+		pins1 {
+			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('D', 2, AF12)>; /* SDMMC1_CMD */
+			slew-rate = <1>;
+			drive-push-pull;
+			bias-disable;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */
+			slew-rate = <2>;
+			drive-push-pull;
+			bias-disable;
+		};
+	};
+
+	sdmmc2_b4_pins_a: sdmmc2-b4-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('B', 14, AF10)>, /* SDMMC2_D0 */
+				 <STM32_PINMUX('B', 15, AF10)>, /* SDMMC2_D1 */
+				 <STM32_PINMUX('B', 3, AF10)>, /* SDMMC2_D2 */
+				 <STM32_PINMUX('B', 4, AF10)>, /* SDMMC2_D3 */
+				 <STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */
+			slew-rate = <1>;
+			drive-push-pull;
+			bias-pull-up;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('E', 3, AF10)>; /* SDMMC2_CK */
+			slew-rate = <2>;
+			drive-push-pull;
+			bias-pull-up;
+		};
+	};
+
+	uart4_pins_a: uart4-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('D', 6, AF8)>; /* UART4_TX */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <0>;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('D', 8, AF8)>; /* UART4_RX */
+			bias-disable;
+		};
+	};
+
+	usart1_pins_a: usart1-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('C', 0, AF7)>, /* USART1_TX */
+				 <STM32_PINMUX('C', 2, AF7)>; /* USART1_RTS */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <0>;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('B', 0, AF4)>, /* USART1_RX */
+				 <STM32_PINMUX('A', 7, AF7)>; /* USART1_CTS_NSS */
+			bias-pull-up;
+		};
+	};
+
+	uart8_pins_a: uart8-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('E', 1, AF8)>; /* UART8_TX */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <0>;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('F', 9, AF8)>; /* UART8_RX */
+			bias-pull-up;
+		};
+	};
+};