TARGET_BOOTLOADER_POSTFIX := bin
  UBOOT_POST_PROCESS := true
  
  TARGET_BOOTLOADER_CONFIG := \
  	 imx8mq-smarcimx8mq_2g:smarcimx8mq_2g_ser3_android_defconfig \
  	 imx8mq-smarcimx8mq_4g:smarcimx8mq_4g_ser3_android_defconfig \
  	 imx8mq-smarcimx8mq_2g_uuu:smarcimx8mq_2g_ser3_android_uuu_defconfig \
  	 imx8mq-smarcimx8mq_4g_uuu:smarcimx8mq_4g_ser3_android_uuu_defconfig
  
  # imx8mq kernel defconfig
  TARGET_KERNEL_DEFCONFIG := smarcimx8m_android_defconfig
  # TARGET_KERNEL_ADDITION_DEFCONF ?= android_addition_defconfig
  
  
  # absolute path is used, not the same as relative path used in AOSP make
  TARGET_DEVICE_DIR := $(patsubst %/, %, $(dir $(realpath $(lastword $(MAKEFILE_LIST)))))
  
  # define bootloader rollback index
  BOOTLOADER_RBINDEX ?= 0