diff --git a/board/stmicroelectronics/stm32f429-disco/flash.sh b/board/stmicroelectronics/stm32f429-disco/flash.sh
index b19e0a6019..3e2bf121d3 100755
--- a/board/stmicroelectronics/stm32f429-disco/flash.sh
+++ b/board/stmicroelectronics/stm32f429-disco/flash.sh
@@ -21,6 +21,6 @@ ${OUTPUT_DIR}/host/bin/openocd -f board/${BOARD_NAME}.cfg \
   -c "flash info 0" \
   -c "flash write_image erase ${OUTPUT_DIR}/images/stm32f429i-disco.bin 0x08000000" \
   -c "flash write_image erase ${OUTPUT_DIR}/images/stm32f429-disco.dtb 0x08004000" \
-  -c "flash write_image erase ${OUTPUT_DIR}/images/xipImage 0x08008000" \
+  -c "flash write_image erase ${OUTPUT_DIR}/images/xipImage 0x0800C000" \
   -c "reset run" \
   -c "shutdown"
diff --git a/board/stmicroelectronics/stm32f429-disco/linux.config b/board/stmicroelectronics/stm32f429-disco/linux.config
new file mode 100644
index 0000000000..7b5c60f180
--- /dev/null
+++ b/board/stmicroelectronics/stm32f429-disco/linux.config
@@ -0,0 +1,120 @@
+# CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_KERNEL_XZ=y
+CONFIG_NO_HZ_IDLE=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_PREEMPT=y
+CONFIG_LOG_BUF_SHIFT=12
+CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=10
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_INITRAMFS_SOURCE="${BR_BINARIES_DIR}/rootfs.cpio"
+# CONFIG_RD_GZIP is not set
+# CONFIG_RD_BZIP2 is not set
+# CONFIG_RD_LZMA is not set
+# CONFIG_RD_XZ is not set
+# CONFIG_RD_LZO is not set
+# CONFIG_RD_LZ4 is not set
+# CONFIG_RD_ZSTD is not set
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+# CONFIG_MULTIUSER is not set
+# CONFIG_SYSFS_SYSCALL is not set
+# CONFIG_FHANDLE is not set
+CONFIG_POSIX_TIMERS=y
+CONFIG_BUG=y
+# CONFIG_BASE_FULL is not set
+# CONFIG_FUTEX is not set
+# CONFIG_EPOLL is not set
+# CONFIG_SIGNALFD is not set
+# CONFIG_TIMERFD is not set
+# CONFIG_EVENTFD is not set
+# CONFIG_AIO is not set
+# CONFIG_IO_URING is not set
+# CONFIG_ADVISE_SYSCALLS is not set
+# CONFIG_MEMBARRIER is not set
+# CONFIG_KALLSYMS is not set
+CONFIG_KCMP=y
+# CONFIG_RSEQ is not set
+CONFIG_EMBEDDED=y
+# CONFIG_VM_EVENT_COUNTERS is not set
+# CONFIG_COMPAT_BRK is not set
+CONFIG_SLOB=y
+# CONFIG_SLAB_MERGE_DEFAULT is not set
+# CONFIG_MMU is not set
+CONFIG_ARCH_STM32=y
+# CONFIG_MACH_STM32F469 is not set
+# CONFIG_MACH_STM32F746 is not set
+# CONFIG_MACH_STM32F769 is not set
+# CONFIG_MACH_STM32H743 is not set
+CONFIG_CPU_V7M_NUM_IRQ=240
+# CONFIG_ARM_DMA_MEM_BUFFERABLE is not set
+CONFIG_SET_MEM_PARAM=y
+CONFIG_DRAM_BASE=0x90000000
+CONFIG_DRAM_SIZE=0x00800000
+CONFIG_HZ_1000=y
+# CONFIG_ATAGS is not set
+CONFIG_XIP_KERNEL=y
+CONFIG_XIP_PHYS_ADDR=0x0800C000
+CONFIG_XIP_DEFLATED_DATA=y
+# CONFIG_SUSPEND is not set
+# CONFIG_STACKPROTECTOR is not set
+# CONFIG_COMPAT_32BIT_TIME is not set
+# CONFIG_GCC_PLUGINS is not set
+# CONFIG_BLOCK 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_STANDALONE is not set
+# CONFIG_PREVENT_FIRMWARE_BUILD is not set
+# CONFIG_FW_LOADER is not set
+# CONFIG_ALLOW_DEV_COREDUMP is not set
+CONFIG_EEPROM_93CX6=y
+# CONFIG_INPUT is not set
+# CONFIG_VT is not set
+# CONFIG_UNIX98_PTYS is not set
+# CONFIG_LEGACY_PTYS is not set
+# CONFIG_LDISC_AUTOLOAD is not set
+CONFIG_SERIAL_STM32=y
+CONFIG_SERIAL_STM32_CONSOLE=y
+# CONFIG_DEVMEM is not set
+# CONFIG_HWMON is not set
+CONFIG_WATCHDOG=y
+CONFIG_MFD_STM32_TIMERS=y
+# CONFIG_USB_SUPPORT is not set
+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_SYNC_FILE=y
+# CONFIG_VIRTIO_MENU is not set
+# CONFIG_VHOST_MENU is not set
+CONFIG_IIO=y
+CONFIG_IIO_BUFFER=y
+CONFIG_IIO_TRIGGERED_BUFFER=y
+CONFIG_IIO_STM32_TIMER_TRIGGER=y
+# CONFIG_FILE_LOCKING is not set
+# CONFIG_DNOTIFY is not set
+# CONFIG_INOTIFY_USER is not set
+# CONFIG_PROC_SYSCTL is not set
+CONFIG_CONFIGFS_FS=y
+# CONFIG_MISC_FILESYSTEMS is not set
+CONFIG_NLS=y
+CONFIG_PRINTK_TIME=y
+CONFIG_CONSOLE_LOGLEVEL_DEFAULT=15
+CONFIG_CONSOLE_LOGLEVEL_QUIET=15
+CONFIG_MESSAGE_LOGLEVEL_DEFAULT=7
+# CONFIG_SYMBOLIC_ERRNAME is not set
+CONFIG_DEBUG_INFO=y
+# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
+CONFIG_DEBUG_FS=y
+# CONFIG_DEBUG_MISC is not set
+# CONFIG_SCHED_DEBUG is not set
+# CONFIG_RCU_TRACE is not set
+# CONFIG_RUNTIME_TESTING_MENU is not set
diff --git a/board/stmicroelectronics/stm32f429-disco/patches/linux/0001-ARM-stm32f249-disco-don-t-force-init-in-chosen-boota.patch b/board/stmicroelectronics/stm32f429-disco/patches/linux/0001-ARM-stm32f249-disco-don-t-force-init-in-chosen-boota.patch
deleted file mode 100644
index d6d5c61aae..0000000000
--- a/board/stmicroelectronics/stm32f429-disco/patches/linux/0001-ARM-stm32f249-disco-don-t-force-init-in-chosen-boota.patch
+++ /dev/null
@@ -1,32 +0,0 @@
-From ded9afa688184b3240a92c2b8f114c545a09bc3f Mon Sep 17 00:00:00 2001
-From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
-Date: Sat, 12 Mar 2016 23:14:41 +0100
-Subject: [PATCH] ARM: stm32f249-disco: don't force init= in /chosen/bootargs
-
-There is no reason to override the kernel's default init= value, as
-this breaks userspace that assumes the kernel default of /init is
-used. Since stm32 is often used with a minimal bootloader
-(afboot-stm32) that doesn't provide any mechanism to override the DTB,
-we need to adjust the kernel command line in the Device Tree source.
-
-Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
----
- arch/arm/boot/dts/stm32f429-disco.dts | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts
-index f0b731d..2bae81c 100644
---- a/arch/arm/boot/dts/stm32f429-disco.dts
-+++ b/arch/arm/boot/dts/stm32f429-disco.dts
-@@ -53,7 +53,7 @@
- 	compatible = "st,stm32f429i-disco", "st,stm32f429";
- 
- 	chosen {
--		bootargs = "root=/dev/ram rdinit=/linuxrc";
-+		bootargs = "root=/dev/ram";
- 		stdout-path = "serial0:115200n8";
- 	};
- 
--- 
-2.6.4
-
diff --git a/configs/stm32f429_disco_defconfig b/configs/stm32f429_disco_defconfig
index 4007eb20a5..01b54c02cc 100644
--- a/configs/stm32f429_disco_defconfig
+++ b/configs/stm32f429_disco_defconfig
@@ -1,12 +1,14 @@
 BR2_arm=y
 BR2_cortex_m4=y
-BR2_GLOBAL_PATCH_DIR="board/stmicroelectronics/stm32f429-disco/patches"
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_11=y
+BR2_KERNEL_HEADERS_5_15=y
+# BR2_UCLIBC_INSTALL_UTILS is not set
+BR2_GCC_ENABLE_LTO=y
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/stmicroelectronics/common/stm32f4xx/stm32-post-build.sh"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.11"
-BR2_LINUX_KERNEL_DEFCONFIG="stm32"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.15"
+BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/stmicroelectronics/stm32f429-disco/linux.config"
 BR2_LINUX_KERNEL_IMAGE_TARGET_CUSTOM=y
 BR2_LINUX_KERNEL_IMAGE_TARGET_NAME="xipImage"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
