arm: socfpga: remove building scan manager

The scan manager is not needed for the Arria10. Edit the makefile to
build the scan manager for arria5 and cyclone5 only.

Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
Acked-by: Marek Vasut <marex@denx.de>
diff --git a/arch/arm/mach-socfpga/Makefile b/arch/arm/mach-socfpga/Makefile
index 5cf9e23..809cd47 100644
--- a/arch/arm/mach-socfpga/Makefile
+++ b/arch/arm/mach-socfpga/Makefile
@@ -8,11 +8,12 @@
 #
 
 obj-y	+= misc.o timer.o reset_manager.o system_manager.o clock_manager.o \
-	   fpga_manager.o scan_manager.o board.o
+	   fpga_manager.o board.o
+
 obj-$(CONFIG_SPL_BUILD) += spl.o freeze_controller.o
 
 # QTS-generated config file wrappers
-obj-y	+= wrap_pll_config.o
+obj-$(CONFIG_TARGET_SOCFPGA_GEN5)	+= scan_manager.o wrap_pll_config.o
 obj-$(CONFIG_SPL_BUILD) += wrap_iocsr_config.o wrap_pinmux_config.o	\
 			   wrap_sdram_config.o
 CFLAGS_wrap_iocsr_config.o	+= -I$(srctree)/board/$(BOARDDIR)