diff --git a/boards/arm/stm32h7/stm32h745i-disco/configs/lvgl/defconfig b/boards/arm/stm32h7/stm32h745i-disco/configs/lvgl/defconfig
index 3000a9e1863..fa38549fa31 100644
--- a/boards/arm/stm32h7/stm32h745i-disco/configs/lvgl/defconfig
+++ b/boards/arm/stm32h7/stm32h745i-disco/configs/lvgl/defconfig
@@ -76,6 +76,7 @@ CONFIG_STM32H7_I2C4=y
 CONFIG_STM32H7_LTDC=y
 CONFIG_STM32H7_LTDC_FB_BASE=0x24020000
 CONFIG_STM32H7_LTDC_FB_SIZE=261120
+CONFIG_STM32H7_PWR_DIRECT_SMPS_SUPPLY=y
 CONFIG_STM32H7_USART3=y
 CONFIG_SYSTEM_NSH=y
 CONFIG_TTY_SIGINT=y
diff --git a/boards/arm/stm32h7/stm32h745i-disco/configs/netnsh/defconfig b/boards/arm/stm32h7/stm32h745i-disco/configs/netnsh/defconfig
index 5ab4ea1c749..ed8c1f73409 100644
--- a/boards/arm/stm32h7/stm32h745i-disco/configs/netnsh/defconfig
+++ b/boards/arm/stm32h7/stm32h745i-disco/configs/netnsh/defconfig
@@ -76,6 +76,7 @@ CONFIG_STM32H7_PHYSR_10FD=0x0014
 CONFIG_STM32H7_PHYSR_10HD=0x0004
 CONFIG_STM32H7_PHYSR_ALTCONFIG=y
 CONFIG_STM32H7_PHYSR_ALTMODE=0x001c
+CONFIG_STM32H7_PWR_DIRECT_SMPS_SUPPLY=y
 CONFIG_STM32H7_USART3=y
 CONFIG_SYSTEM_DHCPC_RENEW=y
 CONFIG_SYSTEM_NSH=y
diff --git a/boards/arm/stm32h7/stm32h745i-disco/configs/nsh/defconfig b/boards/arm/stm32h7/stm32h745i-disco/configs/nsh/defconfig
index fedcf169961..3b5be6f7300 100644
--- a/boards/arm/stm32h7/stm32h745i-disco/configs/nsh/defconfig
+++ b/boards/arm/stm32h7/stm32h745i-disco/configs/nsh/defconfig
@@ -43,6 +43,7 @@ CONFIG_START_DAY=6
 CONFIG_START_MONTH=12
 CONFIG_START_YEAR=2011
 CONFIG_STM32H7_FMC=y
+CONFIG_STM32H7_PWR_DIRECT_SMPS_SUPPLY=y
 CONFIG_STM32H7_USART3=y
 CONFIG_SYSTEM_NSH=y
 CONFIG_TASK_NAME_SIZE=0
diff --git a/boards/arm/stm32h7/stm32h745i-disco/configs/touchtest/defconfig b/boards/arm/stm32h7/stm32h745i-disco/configs/touchtest/defconfig
index fe0711782d0..2bd0ebb4053 100644
--- a/boards/arm/stm32h7/stm32h745i-disco/configs/touchtest/defconfig
+++ b/boards/arm/stm32h7/stm32h745i-disco/configs/touchtest/defconfig
@@ -56,6 +56,7 @@ CONFIG_START_MONTH=12
 CONFIG_START_YEAR=2011
 CONFIG_STM32H7_FMC=y
 CONFIG_STM32H7_I2C4=y
+CONFIG_STM32H7_PWR_DIRECT_SMPS_SUPPLY=y
 CONFIG_STM32H7_USART3=y
 CONFIG_SYSTEM_NSH=y
 CONFIG_TASK_NAME_SIZE=0