ARM: imx6: Enable UMS and DFU on DHCOM i.MX6 PDK

Enable UMS and DFU, so that the eMMC can be accessed via the
USB gadget port on the board.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
3 files changed