The Marvell PJ4B cpu family is armv7, not armv6.


git-svn-id: svn+ssh://svn.freebsd.org/base/head@270878 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Put option FDT into the base IMX6 config and remove it from the config
of boards based on IMX6.


git-svn-id: svn+ssh://svn.freebsd.org/base/head@270879 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f