omap4-common: fix permissions for battd-files

Change-Id: Ief3b712f530cb95b78c3b44c10768b67292db6c5
Merge remote-tracking branch 'cm/cm-11.0' into kitkat
fix permissions for tf_driver-devices

Change-Id: Ic04fc6423891839ae754693192fd396e0ac8868c
Merge remote-tracking branch 'cm/cm-11.0' into kitkat