diff --git a/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
index ebb83c56c350c2debefa151b495dccba2eaccc36..c6f78eef3698f0b86bb0ff175f9f77873509d72d 100644
--- a/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
@@ -37,6 +37,17 @@
 		};
 	};
 
+	sdmmc1_b4_sleep_pins_a: sdmmc1-b4-sleep-0 {
+		pins {
+			pinmux = <STM32_PINMUX('C', 8, ANALOG)>, /* SDMMC1_D0 */
+				 <STM32_PINMUX('C', 9, ANALOG)>, /* SDMMC1_D1 */
+				 <STM32_PINMUX('C', 10, ANALOG)>, /* SDMMC1_D2 */
+				 <STM32_PINMUX('C', 11, ANALOG)>, /* SDMMC1_D3 */
+				 <STM32_PINMUX('C', 12, ANALOG)>, /* SDMMC1_CK */
+				 <STM32_PINMUX('D', 2, ANALOG)>; /* SDMMC1_CMD */
+		};
+	};
+
 	sdmmc1_clk_pins_a: sdmmc1-clk-0 {
 		pins {
 			pinmux = <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */