arm: socfpga: Move wrappers into platform directory

Move the wrappers for QTS-generated files into platform directory
out of the board directory. The trick here is to add -I to CFLAGS
such that it points to the board directory in source tree and thus
the qts/ directory there is still reachable.

Signed-off-by: Marek Vasut <marex@denx.de>
diff --git a/arch/arm/mach-socfpga/Makefile b/arch/arm/mach-socfpga/Makefile
index 8a745c9..316b326 100644
--- a/arch/arm/mach-socfpga/Makefile
+++ b/arch/arm/mach-socfpga/Makefile
@@ -10,3 +10,12 @@
 obj-y	+= misc.o timer.o reset_manager.o system_manager.o clock_manager.o \
 	   fpga_manager.o scan_manager.o
 obj-$(CONFIG_SPL_BUILD) += spl.o freeze_controller.o
+
+# QTS-generated config file wrappers
+obj-y	+= wrap_pll_config.o
+obj-$(CONFIG_SPL_BUILD) += wrap_iocsr_config.o wrap_pinmux_config.o	\
+			   wrap_sdram_config.o
+CFLAGS_wrap_iocsr_config.o	+= -I$(srctree)/board/$(BOARDDIR)
+CFLAGS_wrap_pinmux_config.o	+= -I$(srctree)/board/$(BOARDDIR)
+CFLAGS_wrap_pll_config.o	+= -I$(srctree)/board/$(BOARDDIR)
+CFLAGS_wrap_sdram_config.o	+= -I$(srctree)/board/$(BOARDDIR)