Revert "board: M2: Stop OTG from setting charging state"

This reverts commit a43dc60a1ff6035f17a559c6e1cc827ad86ec486.
Snappy: Import snappy compression patch

From: https://github.com/zeevt/csnappy/blob/master/kernel_3_2_10.patch

Signed-off-by: Luis Cruz <ljc2491@gmail.com>
Snappy: Import updates from https://github.com/zeevt/csnappy

Signed-off-by: Luis Cruz <ljc2491@gmail.com>
d2: defconfig: Enable Snappy compression

Signed-off-by: Luis Cruz <ljc2491@gmail.com>
Merge branch 'axdev/snappy' into axdev/master