sun6i: Enable SPL

Enable the SPL now that we've all the necessary bits in place.
Signed-off-by: NHans de Goede <hdegoede@redhat.com>
Acked-by: NIan Campbell <ijc@hellion.org.uk>

board/sunxi/Kconfig

@@ -16,6 +16,7 @@ config MACH_SUN5I
 config MACH_SUN6I
 	bool "sun6i (Allwinner A31)"
 	select CPU_V7
+	select SUPPORT_SPL
 
 config MACH_SUN7I
 	bool "sun7i (Allwinner A20)"

configs/Colombus_defconfig

-CONFIG_ARM=y
-CONFIG_ARCH_SUNXI=y
-CONFIG_MACH_SUN6I=y
-CONFIG_TARGET_COLOMBUS=y
+CONFIG_SPL=y
 CONFIG_FDTFILE="sun6i-a31-colombus.dtb"
++S:CONFIG_ARM=y
++S:CONFIG_ARCH_SUNXI=y
++S:CONFIG_MACH_SUN6I=y
++S:CONFIG_TARGET_COLOMBUS=y