[MIPS] Move PHY_OFFSET definition in spaces.h

Signed-off-by: Franck Bui-Huu <fbuihuu@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

include/asm-mips/mach-generic/spaces.h

@@ -12,6 +12,13 @@
 
 #include <linux/const.h>
 
+/*
+ * This gives the physical RAM offset.
+ */
+#ifndef PHYS_OFFSET
+#define PHYS_OFFSET		_AC(0, UL)
+#endif
+
 #ifdef CONFIG_32BIT
 
 #define CAC_BASE		_AC(0x80000000, UL)

include/asm-mips/page.h

@@ -34,12 +34,8 @@
 
 #ifndef __ASSEMBLY__
 
-/*
- * This gives the physical RAM offset.
- */
-#ifndef PHYS_OFFSET
-#define PHYS_OFFSET		0UL
-#endif
+#include <linux/pfn.h>
+#include <linux/io.h>
 
 /*
  * It's normally defined only for FLATMEM config but it's
@@ -48,9 +44,6 @@
  */
 #define ARCH_PFN_OFFSET		PFN_UP(PHYS_OFFSET)
 
-#include <linux/pfn.h>
-#include <asm/io.h>
-
 extern void clear_page(void * page);
 extern void copy_page(void * to, void * from);