samsung_battery: Add omap3-gptimer12 interface (part 2)

Signed-off-by: AdiPat <adithemagnificent@gmail.com>
prm2xxx_3xxx: Helper functions for gptimer12.

Signed-off-by: AdiPat <adithemagnificent@gmail.com>
samsung_battery: charger_max8845: Comment out omap_set_gpio_dataout_in_sleep()

FIXME: Fix it for later.

Signed-off-by: AdiPat <adithemagnificent@gmail.com>