Difference between apalis_imx6_defconfig and apalis_imx6_nospl_it_defconfig

in the u-boot configuration what is the difference between apalis_imx6_defconfig and apalis_imx6_nospl_it_defconfig

https://www.toradex.com/community/questions/22549/use-of-spl-on-apalis-imx6q-it.html

thans marcel

You are very welcome.