This fixes an allyesconfig build break introduced by commit 7762b1ed7aaee223230793fcee80672e2e3aa7a8 "powerpc: move epapr paravirt
init of power_save to an initcall".
Signed-off-by: Scott Wood <scottwood@freescale.com> Cc: Stuart Yoder <stuart.yoder@freescale.com>