pinctrl: Add wakeup gpio register and bit information for Lito

Populate wake_reg and wake_bit field values. This will be used
to configure gpios as wakeup capable for Lito.

Change-Id: I52507efdd6f04db3ef6590fb9dffa21ce7bd393e
Signed-off-by: Gaurav Kohli <gkohli@codeaurora.org>