shooter: misc update and mem map
holiday: Add ION support

Change-Id: Ic59726ce481e8ae31b0a1a23edf67c61c328b763
holiday_defconfig: Enable all the required configs for ION

Change-Id: I32db277e72574682068d6bdcaa467e6b0f49a217
holiday_defconfig: disable DEFBUG_FS among other things to fix compile.

Copied from shooter_defconfig

Change-Id: I88111230813a1dbcaf43f6913317a3be20e20e13