+# Architecture
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 4.8 series
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_8=y
+
+# Kernel
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_VERSION=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.8.6"
BR2_LINUX_KERNEL_DEFCONFIG="at91_dt"
BR2_LINUX_KERNEL_DTS_SUPPORT=y
BR2_LINUX_KERNEL_INTREE_DTS_NAME="at91sam9rlek"
+
+# Filesystem
BR2_TARGET_ROOTFS_UBIFS=y
BR2_TARGET_ROOTFS_UBIFS_MAXLEBCNT=2047
BR2_TARGET_ROOTFS_UBI=y
+
+# Bootloaders
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="at91sam9rleknf_uboot"
BR2_TARGET_UBOOT=y
-BR2_TARGET_UBOOT_BOARDNAME="at91sam9rlek_nandflash"
-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_BUILD_SYSTEM_KCONFIG=y
+BR2_TARGET_UBOOT_CUSTOM_VERSION=y
+BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE="2016.09.01"
+BR2_TARGET_UBOOT_BOARD_DEFCONFIG="at91sam9rlek_nandflash"
+
+# Host packages
BR2_PACKAGE_HOST_SAM_BA=y