at91sam9g20dfc_defconfig

# Architecture
BR2_arm=y
BR2_arm926t=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_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="at91sam9g20ek"

# Filesystem
BR2_TARGET_ROOTFS_TAR=y
BR2_TARGET_ROOTFS_UBI=y
BR2_TARGET_ROOTFS_UBI_PEBSIZE=0x20000
BR2_TARGET_ROOTFS_UBI_SUBSIZE=512
BR2_TARGET_ROOTFS_UBIFS=y
BR2_TARGET_ROOTFS_UBIFS_LEBSIZE=0x1f800
BR2_TARGET_ROOTFS_UBIFS_MINIOSIZE=0x800
BR2_TARGET_ROOTFS_UBIFS_MAXLEBCNT=2047

# 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="v3.10.3"
BR2_TARGET_AT91BOOTSTRAP3_DEFCONFIG="at91sam9g20eknf_uboot"
BR2_TARGET_UBOOT=y
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="at91sam9g20ek_nandflash"

# Host packages
BR2_PACKAGE_HOST_SAM_BA=y