[ARM] Move FLUSH_BASE macros to asm/arch/memory.h

FLUSH_BASE must be visible to arch/arm/mm/init.c in order for the
memory region to be setup.  Move these definitions from
asm-arm/arch-*/hardware.h into asm-arm/arch-*/memory.h where mm
stuff can see them.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/include/asm-arm/arch-sa1100/memory.h b/include/asm-arm/arch-sa1100/memory.h
index 018a9f0..a29fac1 100644
--- a/include/asm-arm/arch-sa1100/memory.h
+++ b/include/asm-arm/arch-sa1100/memory.h
@@ -91,4 +91,11 @@
 
 #endif
 
+/*
+ * Cache flushing area - SA1100 zero bank
+ */
+#define FLUSH_BASE_PHYS		0xe0000000
+#define FLUSH_BASE		0xf5000000
+#define FLUSH_BASE_MINICACHE	0xf5100000
+
 #endif