BR2_arm=y
BR2_arm926t=y
-# Linux headers same as kernel, a 3.18 series
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_3_18=y
+# Linux headers same as kernel, a 4.4 series
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_4=y
BR2_LINUX_KERNEL=y
BR2_LINUX_KERNEL_CUSTOM_GIT=y
BR2_LINUX_KERNEL_CUSTOM_REPO_URL="https://github.com/linux4sam/linux-at91.git"
-BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="03329ca4cf6b94acc5c65b59b2d1f90fdeee0887"
+BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="linux4sam_5.5"
BR2_LINUX_KERNEL_DEFCONFIG="at91_dt"
BR2_LINUX_KERNEL_DTS_SUPPORT=y
BR2_LINUX_KERNEL_INTREE_DTS_NAME="at91sam9g15ek at91sam9g25ek at91sam9g35ek at91sam9x25ek at91sam9x35ek"
BR2_TARGET_ROOTFS_UBI=y
BR2_TARGET_ROOTFS_UBI_SUBSIZE=2048
BR2_TARGET_AT91BOOTSTRAP3=y
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_GIT=y
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_URL="https://github.com/linux4sam/at91bootstrap.git"
+BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_VERSION="v3.8.7"
BR2_TARGET_AT91BOOTSTRAP3_DEFCONFIG="at91sam9x5eknf_uboot"
BR2_TARGET_UBOOT=y
-BR2_TARGET_UBOOT_BOARDNAME="at91sam9x5ek_nandflash"
+BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
BR2_TARGET_UBOOT_CUSTOM_GIT=y
BR2_TARGET_UBOOT_CUSTOM_REPO_URL="https://github.com/linux4sam/u-boot-at91.git"
-BR2_TARGET_UBOOT_CUSTOM_REPO_VERSION="677f3c2340b72131beebace8e96cac17b9569887"
+BR2_TARGET_UBOOT_CUSTOM_REPO_VERSION="linux4sam_5.5"
+BR2_TARGET_UBOOT_BOARD_DEFCONFIG="at91sam9x5ek_nandflash"
BR2_PACKAGE_HOST_SAM_BA=y