x86: Move common FSP code into a common location

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index 32d7b98..c17f7f0 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -25,6 +25,7 @@
 obj-$(CONFIG_SYS_X86_TSC_TIMER)	+= tsc_timer.o
 obj-$(CONFIG_VIDEO_VGA)	+= video.o
 obj-$(CONFIG_CMD_ZBOOT)	+= zimage.o
+obj-$(CONFIG_HAVE_FSP) += fsp/
 
 extra-$(CONFIG_USE_PRIVATE_LIBGCC) := lib.a