sunxi: Add support for Allwinner A64 SoCs

The Allwinner A64 SoC is used in the Pine64. This patch adds
all bits necessary to compile U-Boot for it running in AArch64
mode.

Unfortunately SPL is not ready yet due to legal problems, so
we need to boot using the binary boot0 for now.

Signed-off-by: Siarhei Siamashka <siarhei.siamashka@gmail.com>
[agraf: remove SPL code, move to AArch64]
Signed-off-by: Alexander Graf <agraf@suse.de>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
diff --git a/arch/arm/mach-sunxi/Makefile b/arch/arm/mach-sunxi/Makefile
index 114cc03..ad3d6c4 100644
--- a/arch/arm/mach-sunxi/Makefile
+++ b/arch/arm/mach-sunxi/Makefile
@@ -26,6 +26,7 @@
 obj-$(CONFIG_MACH_SUN5I)	+= clock_sun4i.o
 obj-$(CONFIG_MACH_SUN6I)	+= clock_sun6i.o
 obj-$(CONFIG_MACH_SUN7I)	+= clock_sun4i.o
+obj-$(CONFIG_MACH_SUN50I)	+= clock_sun6i.o
 ifdef CONFIG_MACH_SUN8I_A83T
 obj-y				+= clock_sun8i_a83t.o
 else