ARM: u5500: PRCMU reset API

Added API for rebooting the board and for getting the last reboot code.

ST-Ericsson ID: 341245
ST-Ericsson Linux next: NA
ST-Ericsson FOSS-OUT ID: Trivial

Change-Id: I0dbc2f70727a6cc52a3e9522ad1c3dcf8525308c
Signed-off-by: Pawel Szyszuk <pawel.szyszuk@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/25494
Reviewed-by: QATOOLS
Reviewed-by: Vijaya Kumar K-1 <vijay.kilari@stericsson.com>
Reviewed-by: QATEST
Reviewed-by: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>

A mer
7 files changed