x86: Move efi to platform

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Huang Ying <ying.huang@intel.com>
diff --git a/arch/x86/platform/Makefile b/arch/x86/platform/Makefile
index a964fa3..99e95b3 100644
--- a/arch/x86/platform/Makefile
+++ b/arch/x86/platform/Makefile
@@ -1,2 +1,3 @@
 # Platform specific code goes here
+obj-y	+= efi/
 obj-y	+= sfi/