PLATFORM_CPPFLAGS += -DCONFIG_ARCH_MAP_SYSMEM -DCONFIG_SYS_GENERIC_BOARD
 PLATFORM_LIBS += -lrt
 
+# Define this to avoid linking with SDL, which requires SDL libraries
+# This can solve 'sdl-config: Command not found' errors
+ifneq ($(NO_SDL),)
+PLATFORM_CPPFLAGS += -DSANDBOX_NO_SDL
+else
 ifdef CONFIG_SANDBOX_SDL
 PLATFORM_LIBS += $(shell sdl-config --libs)
 PLATFORM_CPPFLAGS += $(shell sdl-config --cflags)
 endif
+endif
 
 # Support generic board on sandbox
 __HAVE_ARCH_GENERIC_BOARD := y
        $(PLATFORM_LIBS) -Wl,-Map -Wl,u-boot.map
 
 CONFIG_ARCH_DEVICE_TREE := sandbox
-
-# Define this to avoid linking with SDL, which requires SDL libraries
-# This can solve 'sdl-config: Command not found' errors
-ifneq ($(NO_SDL),)
-PLATFORM_CPPFLAGS += -DSANDBOX_NO_SDL
-endif