x86/platform/iosf_mbi: Move to dedicated folder

Move the driver to arch/x86/platform/intel since it is not a core
kernel code and it is related to many Intel SoCs from different
groups: Atom, MID, etc.

There is no functional change.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: David E . Box <david.e.box@linux.intel.com>
Link: http://lkml.kernel.org/r/1436366709-17683-2-git-send-email-andriy.shevchenko@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

arch/x86/kernel/Makefile

@@ -107,7 +107,6 @@ obj-$(CONFIG_EFI)			+= sysfb_efi.o
 
 obj-$(CONFIG_PERF_EVENTS)		+= perf_regs.o
 obj-$(CONFIG_TRACING)			+= tracepoint.o
-obj-$(CONFIG_IOSF_MBI)			+= iosf_mbi.o
 
 ###
 # 64 bit specific files

arch/x86/platform/Makefile

@@ -5,6 +5,7 @@ obj-y	+= efi/
 obj-y	+= geode/
 obj-y	+= goldfish/
 obj-y	+= iris/
+obj-y	+= intel/
 obj-y	+= intel-mid/
 obj-y	+= intel-quark/
 obj-y	+= olpc/

arch/x86/platform/intel/Makefile

@@ -0,0 +1 @@
+obj-$(CONFIG_IOSF_MBI)			+= iosf_mbi.o