diff --git a/board/stm32f769-disco/configs/linux.config b/board/stm32f769-disco/configs/linux.config
new file mode 100644
index 0000000..2055881
--- /dev/null
+++ b/board/stm32f769-disco/configs/linux.config
@@ -0,0 +1,80 @@
+CONFIG_NO_HZ_IDLE=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_PREEMPT=y
+CONFIG_LOG_BUF_SHIFT=16
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+# CONFIG_UID16 is not set
+# CONFIG_BASE_FULL is not set
+# CONFIG_FUTEX is not set
+# CONFIG_EPOLL is not set
+# CONFIG_SIGNALFD is not set
+# CONFIG_EVENTFD is not set
+# CONFIG_AIO is not set
+CONFIG_EMBEDDED=y
+# CONFIG_VM_EVENT_COUNTERS is not set
+# CONFIG_SLUB_DEBUG is not set
+# CONFIG_MMU is not set
+CONFIG_ARCH_STM32=y
+CONFIG_CPU_V7M_NUM_IRQ=240
+CONFIG_SET_MEM_PARAM=y
+CONFIG_DRAM_BASE=0xc0000000
+CONFIG_DRAM_SIZE=0x01000000
+CONFIG_ARM_MPU=y
+# CONFIG_ATAGS is not set
+# CONFIG_GCC_PLUGINS is not set
+CONFIG_BINFMT_FLAT=y
+CONFIG_BINFMT_SHARED_FLAT=y
+# CONFIG_COREDUMP is not set
+CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
+# CONFIG_FW_LOADER is not set
+# CONFIG_BLK_DEV is not set
+CONFIG_EEPROM_93CX6=y
+CONFIG_KEYBOARD_GPIO=y
+# CONFIG_VT is not set
+# CONFIG_UNIX98_PTYS is not set
+# CONFIG_LEGACY_PTYS is not set
+CONFIG_SERIAL_STM32=y
+CONFIG_SERIAL_STM32_CONSOLE=y
+CONFIG_SERIAL_NONSTANDARD=y
+# CONFIG_HW_RANDOM is not set
+CONFIG_I2C=y
+CONFIG_I2C_CHARDEV=y
+CONFIG_I2C_STM32F4=y
+CONFIG_I2C_STM32F7=y
+CONFIG_GPIO_STMPE=y
+# CONFIG_HWMON is not set
+CONFIG_WATCHDOG=y
+CONFIG_MFD_STMPE=y
+CONFIG_REGULATOR=y
+CONFIG_REGULATOR_FIXED_VOLTAGE=y
+# CONFIG_USB_SUPPORT is not set
+CONFIG_MMC=y
+CONFIG_MMC_ARMMMCI=y
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_DRV_STM32=y
+CONFIG_DMADEVICES=y
+CONFIG_STM32_DMA=y
+CONFIG_STM32_DMAMUX=y
+CONFIG_STM32_MDMA=y
+CONFIG_IIO=y
+CONFIG_STM32_ADC_CORE=y
+CONFIG_STM32_ADC=y
+CONFIG_EXT3_FS=y
+# CONFIG_FILE_LOCKING is not set
+# CONFIG_DNOTIFY is not set
+# CONFIG_INOTIFY_USER is not set
+CONFIG_NLS=y
+CONFIG_CRC_ITU_T=y
+CONFIG_CRC7=y
+CONFIG_PRINTK_TIME=y
+# CONFIG_DEBUG_BUGVERBOSE is not set
+CONFIG_DEBUG_INFO=y
+CONFIG_MAGIC_SYSRQ=y
+# CONFIG_SCHED_DEBUG is not set
diff --git a/configs/stm32f769-disco_defconfig b/configs/stm32f769-disco_defconfig
index 526a627..be86ccc 100644
--- a/configs/stm32f769-disco_defconfig
+++ b/configs/stm32f769-disco_defconfig
@@ -8,8 +8,8 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.15.3"
-BR2_LINUX_KERNEL_DEFCONFIG="stm32"
-BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="$(LINUX_DIR)/arch/arm/configs/dram_0xc0000000.config board/stmicroelectronics/stm32f469-disco/linux.fragment"
+BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_STM32F769DISCO_PATH)/board/stm32f769-disco/configs/linux.config"
 BR2_LINUX_KERNEL_IMAGE_TARGET_CUSTOM=y
 BR2_LINUX_KERNEL_IMAGE_TARGET_NAME="zImage"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y