The power-on module of the PMIC provides support for power-key, reset and power on/off reasons and other power-on related functionality. The driver currently supports only the power-key detection. Change-Id: If7d42ce38fba6e9a590d0953daadcd43ab746112 Signed-off-by: Anirudh Ghayal <aghayal@codeaurora.org>