Support data partition formattable

Since Picoimx bootloader supported fastboot
lock/unlock command added formattable flag
for data partition.

If init detect data partition is wiped then
it will format it.

Change-Id: I009a9a9f07c2c38384d278a8ef0f3ee32ad064fb
Signed-off-by: Haoran Wang <Haoran.Wang@freescale.com>
3 files changed