drivers/touchscreen: add sweep2wake

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>

Conflicts:

	drivers/input/touchscreen/Kconfig
sweep2wake: fix last touch not being released

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>
drivers/touchscreen: add pmops and allow i2c to wake the
 device (even w/o ES/LR)

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>

Conflicts:

	drivers/input/touchscreen/lge_touch_core.c
drivers/touchscreen: add lge_touch android_touch kobject to fix s2w in one position across devices

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>

Conflicts:

	drivers/input/touchscreen/lge_touch_core.c
touch_synaptics: Loop until i2c is awake

Unfortunately this is becoming ifdef-hell.

Conflicts:

	drivers/input/touchscreen/touch_synaptics.c
sweep2wake: Cleanup
sweep2wake: disable as default for now
config: Activate S2W